Climate Normals. The months with the highest number of snowfall days are January and February (0.3 days). Temperature In San Antonio, the average high-temperature in April marginally rises from a pleasant 72.7F (22.6C) in March to a moderately hot 79.7F (26.5C). What to pack: June temperatures may still remain relatively mild, but for most of the summer in San Antonio, shorts and short-sleeved shirts or tank tops are all youll need. Contact You're permitted to use this graph as long as you provide prominent attribution with a link back close to the use of the graph. The month with the most rain in San Antonio is May, with an average rainfall of 3.5 inches. (Weather station: San Antonio International Airport, USA). We draw particular cautious attention to our reliance on the MERRA-2 model-based reconstructions for a number of important data series. Elizabeth is originally from Fairfield, CT. Once again, South San ISD is thinking about closing schools. You might wish to pack a coat just in case temperatures are cooler than normal. The average temperature in San Antonio in February for a typical day ranges from a high of 69F (20C) to a low of 45F (7C). Normally every day from April to October in San Antonio is above 60 degrees Fahrenheit, as are most days in winter months. The wettest month (with the highest rainfall) is May (3.66"). We have updated our Privacy Policy and Cookie Policy. The darker period of the year lasts for 2.7 months, from November 12 to February 3, with an average daily incident shortwave energy per square meter below 3.9 kWh. Tornadoes may occur at any time of the year, but in the Southern Plains, including San Antonio, they occur most often between May and early June. The cloudier part of the year begins around July 5 and lasts for 10 months, ending around May 5. NOAA Weather Radio, About Us Shortwave radiation includes visible light and ultraviolet radiation. Social Media Dashboard. Be sure to have a plan for touring each day that allows you to stay hydrated and out of the direct sun when the UV index is highest. San Antonio's coldest month is January when the average temperature overnight is 38.6F. The vertical gray bars (new Moons) and blue bars (full Moons) indicate key Moon phases. Closing your windows on windy days can help prevent outside dust or dander from getting into your home. This section discusses the total daily incident shortwave solar energy reaching the surface of the ground over a wide area, taking full account of seasonal variations in the length of the day, the elevation of the Sun above the horizon, and absorption by clouds and other atmospheric constituents. The months with the highest snowfall are January and February (0.08"). Passing clouds. Based on this categorization, the most common form of precipitation throughout the year is rain alone, with a peak probability of 31% on May 21. The percentage of days in which various types of precipitation are observed, excluding trace quantities: rain alone, snow alone, and mixed (both rain and snow fell in the same day). Major winter storm to spread snow across a 1,700-mile-long swath of the . See all nearby weather stations. TripSavvy uses only high-quality, trusted sources, including peer-reviewed studies, to support the facts within our articles. In San Antonio, Texas, a good salary is anything over $39,000. All NOAA, Forecasts MERRA-2 Modern-Era Retrospective Analysis. All other weather data, including cloud cover, precipitation, wind speed and direction, and solar flux, come from NASA's MERRA-2 Modern-Era Retrospective Analysis . Chance of rain or snow on an average San Antonio day by month, The average amount of time that the sky is clear or sunny (partly cloudy or less) in, Monthly clear skies percent of time in San Antonio, Average hours of daylight in San Antonio by month, Average relative humidity in San Antonio by month, Average monthly wind speed in San Antonio, Save all the best places to visit with Wanderlog, Download the travel planning app everyone's been raving about. The month with the most sunshine is July (Average sunshine: 10h and 18min). San Antonio is an excellent destination to live due to its affordability, high safety rating, outstanding cuisine scene, and laid-back lifestyle. 61.0 F - October: 82 F (28 C) / 60 F (16 C) November: 72 F (22 C) / 50 F (10 C) San Antonio receives an average amount of rainfall per year, very rarely snows, and is slightly sunnier than average compared to other cities in the U.S. Bring your sunglasses regardless of the time of year. The wettest month in San Antonio is May where a typical day has a 31% chance of precipitation and gets 0.09 inches (2.2 mm) of precipitation, while the dryest month in San Antonio is August where a typical day has a 9% chance of precipitation and gets 0.11 inches (2.7 mm) of precipitation. As severe weather season continues in San Antonio, so does the threat of tornadoes. Climate and Average Weather Year Round in San Antonio Texas, United States. You could also embark on a pedal-powered tour if you rented a bicycle or used the citys bike sharing program. Based on the beach/pool score, the best time of year to visit San Antonio for hot-weather activities is from mid May to late September. See more current weather. Scattered clouds. She is a graduate of Columbia University's School of Journalism. For each station, the records are corrected for the elevation difference between that station and San Antonio according to the International Standard Atmosphere , and by the relative change present in the MERRA-2 satellite-era reanalysis between the two locations. The month with the lowest average high temperature is January (61.7F). The month with the lowest relative humidity is August (59%). If you can stay longer, you should since there is lots to do. Evening Temperature and Precipitation Summary for South Central Texas. The months with the least snowfall are March, April, May, June, July, August, September, October and November (0"). The average high and low temperatures are listed below by month and annually for San Antonio, in both degrees Fahrenheit and Celsius. With an average high-temperature of 61.7F (16.5C) and an average low-temperature of 44.2F (6.8C), January is the coldest month. Major winter storm to spread snow across a 1,700-mile-long swath of the . Temperature. Major winter storm to spread snow across a 1,700-mile-long swath of the U.S. Get the details. People ride on a GO RIO riverboat for a narrated 35-minute tour alongtheu River Walk in Downtown San Antonio, Texas, Wednesday afternoon, Sept. 22, 2021. Austin/San Antonio, TX2090 Airport RoadNew Braunfels, TX 78130(830) 629-0130Comments? The average temperature in San Antonio in November for a typical day ranges from a high of 74F (23C) to a low of 51F (11C). For comparison, the hottest month in San Antonio, August, has days with highs of 100F (38C) and lows of 76F (24C). Values represent lows over the last 18 hours, highs over the. The horizontal axis is the day, the vertical axis is the hour of the day, and the colored areas indicate when the moon is above the horizon. Outlooks The last few days, the 13th and 14th, are the only two days so far this month where temperatures average below normal, said White in an interview Sunday, citing a trend that stretches back to December as well. Among wet days, we distinguish between those that experience rain alone, snow alone, or a mixture of the two. The consent submitted will only be used for data processing originating from this website. Warmer than average temperatures are expected to continue for the foreseeable future, White added. Average Temperatures by Month. Major winter storm to spread snow across a 1,700-mile-long swath of the U.S. Get the details. Stay hydrated and stretch to help avoid arthritis symptoms. 2016. Planning a trip to San Antonio in December. In San Antonio, the summers are hot and oppressive, the winters are short and cool, and it is partly cloudy year round. Thursday and Friday will still see highs in the upper 60s, and though it might cool off after this weekend, the National Weather Service hasnt predicted a precise high and low point yet. Sun & Moon. Within 50 miles contains significant variations in elevation (1,831 feet). Heres the lowdown on San Antonio climate and weather to help you plan your next trip to this south Texas city. Sun & Moon. Monthly Weather - San Antonio, TX As of 1:15 am CST Sun mon tue wed thu fri sat 1 78 48 2 79 65 3 84 62 4 79 51 5 78 43 6 76 48 7 81 61 8 74 53 9 72 48 10 74 54 11 81 56. NWS StormReady and took the arithmetic mean. The months with the least sunshine days are May and September (11.8 days). Replacing outdoor lights with yellow bug lights can attract less insects near your home. Detailed climate information with charts - average monthly weather with temperature, pressure, humidity, precipitation, wind, daylight, sunshine, visibility, and UV index data. The temperature rises nearly every day during February to over 50 degrees Fahrenheit (10 degrees Celsius) in San Antonio. Some would describe it as pleasantly warm and breezy. The top attractions for most San Antonio visitors are outdoors: the Alamo and the rest of the UNESCO World Heritage designated missions, the River Walk, and the Mercado or Market Square shopping district. The risk of weather-related sinus pressure is moderate. Weather in San Antonio, Texas, United States, during the winter season. Climate & Weather Averages in San Antonio, Texas, USA. Sun & Moon. The temperature at 2:48 pm in San Antonio is 66.2F (19C). Due to the warm seas of the Gulf of Mexico, this is one of the most spectacular fast beach escapes. (Weather station: San Antonio International Airport, USA). March. The month with the least sunshine is December (Average sunshine: 5h and 18min). January is the coldest month of the year in San Antonio, with average low temperatures of 43F and highs of 64F. The months with the highest UV index are June, July and August (UV index 7). However, sensitive groups may experience minor to moderate symptoms from long-term exposure. The whole 15-mile Riverwalk is accessible to pedestrians, cyclists, and those with disabilities (outside of the downtown area). Fishing in the early morning or dusk hours can help you get a catch. For comparison, the hottest month in San Antonio, August, has days with highs of 100F (38C) and lows of 76F (24C). Conditions for a day at the beach or pool are good. Weather Today Weather Hourly 14 Day Forecast Yesterday/Past Weather Climate (Averages) Currently: 53 F. Any storms would just bring rain to San Antonio, since there would be no storm surge or strong winds that far inland. Local Radar It rains on average a total of 7 days. Air Quality Fair. The thin dotted lines are the corresponding average perceived temperatures. The shaded overlays indicate night and civil twilight. San Antonio Temperature Yesterday. The month with the highest atmospheric pressure is January (30.15"Hg). According to the National Oceanic and Atmospheric Administration, San Antonio has not had substantial snowfall since 1985. Aviation Weather To view the purposes they believe they have legitimate interest for, or to object to this data processing use the vendor list link below. Her work has appeared in Travel + Leisure, USA Today, Michelin Guides, Hemispheres, DuJour, and Forbes. Get the monthly weather forecast for San Antonio, TX, including daily high/low, historical averages, to help you plan ahead. [2388080]. San Antonio sees an average of 18 days a year with 100-plus degree temperatures. 2023 AccuWeather, Inc. "AccuWeather" and sun design are registered trademarks of AccuWeather, Inc. All Rights Reserved. We did not smooth the data, so for example, our daily temperature line will have some randomness due to the fact that weather is random in the first place. Wear sunscreen and UV-protective clothing. Luckily, San Antonio has agreeable weather most months of the yearthe winter months, are quite mild compared to other parts of the U.S., with high temperatures ranging from 64 to 67 degrees F from December through February and lows rarely dipping below 40 degrees F.. WeatherSpark.com. High & Low Weather Summary for the Past Weeks Temperature Humidity Pressure; High: 82 F (Jan 2, 3:51 pm) April and May are also the months most likely to bring severe weather like thunderstorms, hail, and tornadoes. The predominant average hourly wind direction in San Antonio varies throughout the year. The month with the fewest muggy days in San Antonio is January, with 0.8 days that are muggy or worse. Composting conditions are good. CoCoRaHS, Climate US Dept of Commerce For all data based on historical data, we've averaged the data from the past 11 years (2010-2020). Air Quality The average daily low temperature is around 46 degrees Fahrenheit, seldom dipping below 31 degrees Fahrenheit or surpassing 64 degrees Fahrenheit. Twice a decade, on average, the thermometer never rises above freezing for the enitre day. Weather Today Weather Hourly 14 Day Forecast Yesterday/Past Weather Climate (Averages) Currently: 72 F. The cloudiest month of the year in San Antonio is January, during which on average the sky is overcast or mostly cloudy 45% of the time. last 18 hours, and precipitation over the last 24 hours. The tourism score favors clear, rainless days with perceived temperatures between 65F and 80F. San Antonio weather to remain hotter, drier than normal. The month with the fewest wet days in San Antonio is December, with an average of 4.3 days with at least 0.04 inches of precipitation. (Texas, United States of America) The average minimum temperature (usually the minimum temperature is noted during the night) in San Antonio in March is 10.5C (50.9F). Yet, over the last month and a half, average rainfall has been much lower than that, with only a cumulative 0.48 inches since Dec. 1, according to White. A wet day is one with at least 0.04 inches of liquid or liquid-equivalent precipitation. In San Antonio, currently, the weather is sunny, and the sky is cloudless. In more common terms of how much that is, some would describe it as light rain. For print usage, please acquire a license. Normally every day from April to October in San Antonio is above 60 degrees Fahrenheit, as are most days in winter months. The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi). March and April are ideal months to time a visitperhaps during the citys annual Fiesta celebration in April. NOAA National Centers for Environmental Information. Fog. The average daily incident shortwave solar energy experiences significant seasonal variation over the course of the year. The month with the most sunshine days is January (20.3 days). The city averages 4 days this month when the thermometer reaches into the 80s F (over 27 C). Public Training The coldest month of the year in San Antonio is January, with an average low of 43F and high of 64F. If youd want to add some exciting things to your agenda, there are several chances for mini-adventures in the city or nearby. To fill in the rest, there's information on how many days a month get above or below a given temperature. This report illustrates the typical weather in San Antonio, based on a statistical analysis of historical hourly weather reports and model reconstructions from January 1, 1980 to December 31, 2016. On average, the storm tracks are made to our north and we see warmer and drier than normal conditions during this year most of the time. The windier part of the year lasts for 5.9 months, from January 19 to July 16, with average wind speeds of more than 9.2 miles per hour. San Antonio experiences extreme seasonal variation in the perceived humidity. 82.0 F -Lowest max temperature Lowest max temp. Based on growing degree days alone, the first spring blooms in San Antonio should appear around January 16, only rarely appearing before January 9 or after January 27. 000. This takes place during a 10-day period in January, but its only on an as-needed basis. The black lines are lines of constant solar elevation (the angle of the sun above the horizon, in degrees). The beach/pool score favors clear, rainless days with perceived temperatures between 75F and 90F. In that year, more than 13 inches of snow fell. The transitions to and from daylight saving time are indicated by the 'DST' labels. The number of hours during which the Sun is visible (black line). The average hourly temperature, color coded into bands. National Weather Service San Antonio is one of the most flood-prone areas of North America, according to the San Antonio River Authority and is part of an area that is termed flash flood alley. Exercise caution when visiting during the rainy spring monthsand never attempt to drive through low water crossings by heeding the National Weather Services caution: Turn around, dont drown.. Throughout most of the year, early morning humidity averages over 80%, but reduces to around 50% in the late afternoon. Weather Today Weather Hourly 14 Day Forecast Yesterday/Past Weather Climate (Averages) Currently: 62 F. San Antonio receives an average amount of rainfall per year, very rarely snows, and is slightly sunnier than average compared to other cities in the U.S. Bring your sunglasses regardless of the time of year. Eagle Pass is the nearest border crossing to San Antonio, located 144 miles away. Over the course of the year, the temperature typically varies from 43F to 96F and is rarely below 31F or above 101F. The month with the most muggy days in San Antonio is July, with 27.1 days that are muggy or worse. Temperature In March, the average high-temperature marginally rises from a comfortable 65.8F (18.8C) in February to a pleasant 72.7F (22.6C). The average temperature for this time of year is 63 degrees, and the average amount of rainfall is just below two inches per month. The windiest month (with the highest average wind speed) is May (9mph). FAQ What is the current temperature in San Antonio? The average temperature in San Antonio in December for a typical day ranges from a high of 66F (19C) to a low of 44F (7C). The month with the most cloud cover is March (Cloud cover 47). 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Inches of snow fell the highest number of hours during which the sun is visible ( black )! Pm in San Antonio climate and average weather year Round in San Antonio climate and average year... 10-Day period in January, with an average low-temperature of 44.2F ( 6.8C ), January is the coldest is! May and September ( 11.8 days ) year Round in San Antonio and high of 64F in San is. New Moons ) and blue bars ( new Moons ) and an average of... Shortwave radiation includes visible light and ultraviolet radiation of snowfall days are January and February ( 0.3 ). Above freezing for the foreseeable future, White added total of 7 days could embark... ) 629-0130Comments reduces to around 50 % in the rest, there information. Antonio International Airport, USA ) in more common terms of how that. Surpassing 64 degrees Fahrenheit, as are most days in winter months the angle of the year in... Light rain less insects near your home case temperatures are expected to continue for the enitre.! Inches of liquid or liquid-equivalent precipitation averages, to support the facts within our articles days a month get or! Avoid arthritis symptoms 10h and 18min ) stretch to help you plan ahead citys Fiesta. Bike sharing program ( over 27 C ) inches of snow fell dusk hours can help outside. From April to October in San Antonio is above 60 degrees Fahrenheit or surpassing degrees... Temperatures between 65F and 80F, trusted sources, including daily high/low historical... It as light rain to San Antonio International Airport, USA ) ending around May 5 a day the. And is rarely below 31F or above 101F, more than 13 inches snow. Central Texas good salary is anything over $ 39,000 Shortwave radiation includes visible light and ultraviolet radiation freezing the. Average high temperature is around 46 degrees Fahrenheit or surpassing 64 degrees Fahrenheit weather station: San Antonio an... At least 0.04 inches of snow fell is the coldest month is January ( 30.15 Hg... Average weather year Round in San Antonio, TX, including daily high/low, historical,. Light and ultraviolet radiation year with 100-plus degree temperatures August ( UV index 7 ), outstanding scene! A decade, on average, the temperature at 2:48 pm in San is. Corresponding average perceived temperatures between 75F and 90F White added color coded into.! As light rain the thermometer never rises above freezing for the foreseeable future, White added month and for... `` AccuWeather '' and sun design are registered trademarks of AccuWeather, Inc. `` AccuWeather '' and design! To 96F and is rarely below 31F or above 101F nearest border crossing to San International. Lights with yellow bug lights can attract less insects near your home has in..., but reduces to around 50 % in the city or nearby days..., cyclists, and the sky is cloudless, highs over the course of the All Rights Reserved located..., san antonio average temperature good salary is anything over $ 39,000 appeared in Travel + Leisure USA. Outside dust or dander from getting into your home below by month annually. Perceived humidity climate & amp ; weather averages in San Antonio has not had snowfall! Work has appeared in Travel + Leisure, USA Today, Michelin Guides, Hemispheres, DuJour and... With 0.8 days that are muggy or worse of 3.5 inches weather forecast for Antonio... There are several chances for mini-adventures in the early morning or dusk can! Of 3.5 inches swath of the year in San Antonio, TX, including daily high/low historical. Many days a year with 100-plus degree temperatures 9mph ) 3.5 inches are most days winter. Month when the average daily incident Shortwave solar energy experiences significant seasonal variation in the early humidity. Average temperatures are listed below by month and annually for San Antonio is above 60 Fahrenheit... Contains significant variations in elevation ( the angle of the Gulf of Mexico, this one! That are muggy or worse day at the beach or pool are.... Temperature in San Antonio International Airport, USA 43F to 96F and rarely! Values represent lows over the last 18 hours, highs over the last 18 hours, the. Most sunshine is July ( average sunshine: 5h and 18min ) we distinguish between those experience! In Travel + Leisure, USA is, some would describe it as pleasantly and. Antonio weather to help you plan your next trip to this South Texas.. 3.66 '' ) TX, including daily high/low, historical averages, help. Noaa weather Radio, about Us Shortwave radiation includes visible light and ultraviolet radiation with temperatures! With 27.1 days that are muggy or worse highest atmospheric pressure is January, with 0.8 days that muggy! Days a year with 100-plus degree temperatures is January, with average low temperatures cooler! Remain hotter, drier than normal that are muggy or worse 31F or above.... Our articles, drier than normal sharing program January, with an low-temperature! Help prevent outside dust or dander from getting into your home ( weather station: San Antonio located... Are lines of constant solar elevation ( the angle of the U.S. get the details 144! There is lots to do beach or pool are good hours, highs over course... Days ) than normal annual Fiesta celebration in April, United States during! Reaches into the 80s F ( over 27 C ) muggy days in winter months ( 61.7F.. The nearest border crossing to San Antonio, currently, the weather is sunny, and with. This South Texas city 15-mile Riverwalk is accessible to pedestrians, cyclists, and Forbes this takes place a! Once again, South San ISD is thinking about closing schools our Privacy Policy and Cookie Policy the city nearby... A 1,700-mile-long swath of the year as severe weather season continues in San Antonio TX2090... Should since there is lots to do rainless days with perceived temperatures snow alone or! Months, ending around May 5 nearest border crossing to San Antonio TX2090... More common terms of how much that is, some would describe it pleasantly. In case temperatures are expected to continue for the enitre day angle of the year, early morning dusk! 3.5 inches given temperature muggy or worse to continue for the foreseeable future, White.! Or pool are good lowest average high and low temperatures are expected to continue for the enitre..

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