Try searching for a city, zip code or point of interest. Check in advance of your trip if this would affect your plans. Conditions for stargazing are ideal. The month with the highest atmospheric pressure is January (30.15"Hg). Some of our partners may process your data as a part of their legitimate business interest without asking for consent. National Weather Service 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. She is a graduate of Columbia University's School of Journalism. In addition, it has been praised for the skill with which it has merged its rich past with its contemporary culture. in 2010, 2011, etc.) Wear sunscreen and UV-protective clothing. To fill in the rest, there's information on how many days a month get above or below a given temperature. Fog. Get the monthly weather forecast for San Antonio, TX, including daily high/low, historical averages, to help you plan ahead. In San Antonio, the average percentage of the sky covered by clouds experiences mild seasonal variation over the course of the year. Annual Weather Averages in San Antonio International Airport. April is a moderately hot spring month in San Antonio, Texas, with temperature in the range of an average low of 60.6F (15.9C) and an average high of 79.7F (26.5C). 53.1 F -Highest min temperature Highest min temp. Among wet days, we distinguish between those that experience rain alone, snow alone, or a mixture of the two. Remain prepared for changing weather by tracking ongoing forecasts. (Weather station: San Antonio International Airport, USA). You could also embark on a pedal-powered tour if you rented a bicycle or used the citys bike sharing program. San Antonio averages 14 days a year of freezing weather, with one day every few years dropping to 20 F (-8 C) or lower. 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 length of the day in San Antonio varies significantly over the course of the year. "Climate & Weather Averages in San Antonio, Texas." The months with the least snowfall are March, April, May, June, July, August, September, October and November (0"). Based on this score, the best times of year to visit San Antonio for general outdoor tourist activities are from late March to early June and from mid September to early November, with a peak score in the last week of April. There are 3 weather stations near enough to contribute to our estimation of the temperature and dew point in San Antonio. Composting conditions are good. Fishing in the early morning or dusk hours can help you get a catch. Twice a decade, on average, the thermometer never rises above freezing for the enitre day. This graph shows how an average day looks like in San Antonio in December based on historical data. The coldest month of the year in San Antonio is January, with an average low of 43F and high of 64F. The wind experienced at any given location is highly dependent on local topography and other factors, and instantaneous wind speed and direction vary more widely than hourly averages. 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 average high and low temperatures are listed below by month and annually for San Antonio, in both degrees Fahrenheit and Celsius. Heat Safety You might wish to pack a coat just in case temperatures are cooler than normal. The months with the highest number of snowfall days are January and February (0.3 days). Definitions of the growing season vary throughout the world, but for the purposes of this report, we define it as the longest continuous period of non-freezing temperatures ( 32F) in the year (the calendar year in the Northern Hemisphere, or from July 1 until June 30 in the Southern Hemisphere). in October, the average heat index (a.k.a. San Antonio is an excellent destination to live due to its affordability, high safety rating, outstanding cuisine scene, and laid-back lifestyle. Conditions for hiking are great. Follow live updates. This report shows the past weather for San Antonio, providing a weather history for 2021. Major winter storm to spread snow across a 1,700-mile-long swath of the . Maximum temperature yesterday: 75 F (at 3:51 pm) Minimum temperature yesterday: 57 F (at 10:51 pm) Average temperature yesterday: 65 F. The risk of dust and dander allergy symptoms is moderate. 000. Cynthia J. Drake is a freelance travel writer based in Austin, Texas, where she enjoys exploring the backroads, mom-and-pop restaurants and interesting characters of the Lone Star State and beyond. 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.. "Climate in San Antonio." Daily Rainfall Map To find out how often it rises over 80, 90 or 100 F each month in San Antonio, scroll down farther. In general San Antonio has very hot, long, and humid summers and mild to cool winters. We have updated our Privacy Policy and Cookie Policy. Please select one of the following: Local KEWX Standard Radar (low bandwidth), Local KGRK Standard Radar (low bandwidth), Local KDFX Standard Radar (low bandwidth), National Oceanic and Atmospheric Administration. The wetter season lasts 6.0 months, from April 26 to October 24, with a greater than 22% chance of a given day being a wet day. Based on weather reports collected during 1985-2015. Continue with Recommended Cookies. 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. A wet day is one with at least 0.04 inches of liquid or liquid-equivalent precipitation. This is because the median income in San Antonio is $39,000, meaning that if you make more than that, you earn more than fifty percent of the population. While having the tremendous advantages of temporal and spatial completeness, these reconstructions: (1) are based on computer models that may have model-based errors, (2) are coarsely sampled on a 50 km grid and are therefore unable to reconstruct the local variations of many microclimates, and (3) have particular difficulty with the weather in some coastal areas, especially small islands. Tornado watch issued as severe weather ramps up in South. For a given day and hour of that day, the background color indicates the azimuth of the sun at that moment. Following the holidays, these months are typically slower for tourist season and can be a great time of year to visit some of the most popular attractions and avoid the crowds. The warmest month (with the highest average high temperature) is August (96.6F). In 2023, the shortest day is December 21, with 10 hours, 16 minutes of daylight; the longest day is June 21, with 14 hours, 2 minutes of daylight. Try searching for a city, zip code or point of interest. Visitors may enjoy kilometers of beaches in this region. The coldest month (with the lowest average low temperature) is January (44.2F). (Weather station: San Antonio International Airport, USA). Global Summary of the Month and Year, Version 1.0. 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). 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. Get inspired for your trip to San Antonio with our curated itineraries that are jam-packed with popular attractions everyday! Temperature. Please Contact Us. Climate Graphs The brightest month of the year in San Antonio is June, with an average of 7.0 kWh. Tornado watch issued as severe weather ramps up in South. With highs expected to reach the upper 70s on Martin Luther King Jr. Day and the low to mid-80s the following day, weather in the greater San Antonio Area continues its trend of above normal temperatures. The months with the least snowfall days are March, April, May, June, July, August, September, October and November (0 days). To view the purposes they believe they have legitimate interest for, or to object to this data processing use the vendor list link below. Ben Gardane, Tunisia (6,136 miles away); Ismailia, Egypt (7,183 miles); and Risi, India (8,105 miles) are the far-away foreign places with temperatures most similar to San Antonio (view comparison). The month with the least rainy days is January (9.1 days). The month with the shortest days is December (Average daylight: 10h and 18min). White said they see a possibility of the first El Nino in several years, which would ideally bring wetter and cooler weather by the end of this year, making up for some of the long-term deficits in the region. 42.1 F: 41 F: Total precipitation Total precip. The current temperature is almost at the maximum of today's anticipated 68F (20C). On the months coldest evenings, the temperature typically falls to roughly -3 C (26 F). The figure below shows you a compact characterization of the entire year of hourly average temperatures. The wind is most often from the south for 10 months, from January 31 to December 9, with a peak percentage of 76% on July 16. The amount of rain in November is normal with an average of 60mm (2.4in). The Spanish Governors Palace, built in 1749, was almost demolished to make space for a parking lot. TripSavvy uses only high-quality, trusted sources, including peer-reviewed studies, to support the facts within our articles. Aviation Weather Follow live updates. Weather Today Weather Hourly 14 Day Forecast Yesterday/Past Weather Climate (Averages) Currently: 62 F. Although other parts of the U.S. have spectacularly colorful fall months, fall in San Antonio tends to be mostly similar to summer with a bit of a reprieve from the most oppressive heat. 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. Get the monthly weather forecast for San Antonio, TX, including daily high/low, historical averages, to help you plan ahead. And on the average day it rains or snows, we get 0.47 in (12.0 mm) of precipitation. Some would describe it as moderately chilly with a gentle breeze. Over the course of the year, the temperature typically varies from 43F to 96F and is rarely below 31F or above 101F. MERRA-2 Modern-Era Retrospective Analysis. 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. This reanalysis combines a variety of wide-area measurements in a state-of-the-art global meteorological model to reconstruct the hourly history of weather throughout the world on a 50-kilometer grid. Make sure you stay hydrated. (Weather station: San Antonio International Airport, USA). 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. Severe Weather Submit Storm Report The average daily shortwave solar energy reaching the ground per square meter (orange line), with 25th to 75th and 10th to 90th percentile bands. In San Antonio, the summers are hot and oppressive, the winters are short and cool, and it is partly cloudy year round. The month with the most rain in San Antonio is May, with an average rainfall of 3.5 inches. Buildings in San Antonio, Texas, with a calm view of the bridges across the waterfront, In San Antonio, Texas, during the entire year, the rain falls for, In San Antonio, Texas, during the entire year, snow falls for, San Antonio, Texas - Climate and weather forecast by month. The cool season lasts for 2.8 months, from November 27 to February 20, with an average daily high temperature below 70F. Warmer than average temperatures are expected to continue for the foreseeable future, White added. LIVE: Snow spreads across north-central US as severe storms jolt South, Snow totals rapidly increasing in Nebraska, Winter storm to clobber Colorado to Michigan with snow, January tornadoes are uncommon but not unheard of, Remains of last missing person from Hurricane Ian found in sunken boat, Snow, ice and thunderstorms to return to interior Northeast, Jeremy Renner says he's home from the hospital after snowplow accident, 1st sunrise of 2023 is days away in Americas northernmost town, 133-day timelapse gives one of richest glimpses into suns activity. For example: We've collected the weather data for San Antonio during all other months of the year too: Weather data for San Antonio was collected from the MERRA-2 project from NASA, which used a climate model combined with historical data from weather stations around the world to estimate what the conditions were like for every point on the Earth. It features all historical weather data series we have available, including the San Antonio temperature history for 2021. Major winter storm to spread snow across a 1,700-mile-long swath of the . The black lines are lines of constant solar elevation (the angle of the sun above the horizon, in degrees). It rains on average a total of 9 days. San Antonio Temperature Yesterday. RTPEWX. The solar day over the course of the year 2023. Please try another search. 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 earliest sunset is at 5:34 PM on December 2, and the latest sunset is 3 hours, 3 minutes later at 8:37 PM on July 1. The summers can be sweltering, however, with heat and humidity on the rise from June through September. Global Summary of the Month and Year, Version 1.0. Aviation We further caution that our travel scores are only as good as the data that underpin them, that weather conditions at any given location and time are unpredictable and variable, and that the definition of the scores reflects a particular set of preferences that may not agree with those of any particular reader. Some would describe it as moderately chilly with a gentle breeze. The month with the lowest relative humidity is August (59%). The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi). 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. 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. 66 F. RealFeel 68. The month with the most muggy days in San Antonio is July, with 27.1 days that are muggy or worse. San Antonio is a great city for touring since it is home to some of the most renowned historic sites in Texas. 3:25 PM. 61.0 F - The month with the highest number of rainy days is September (17 days). An example of data being processed may be a unique identifier stored in a cookie. What is the average humidity in December in San Antonio? December 2020. 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. Follow live updates. SKYWARN Spotters Keith White, meteorologist for the National Weather Services Austin bureau, also said rainfall has been much lower than average as well, resulting in a dry winter so far. The coldest month, January has . The numbers here tell you how hot and cold the weather usually is in San Antonio, Texas during each month of the year. For each hour between 8:00 AM and 9:00 PM of each day in the analysis period (1980 to 2016), independent scores are computed for perceived temperature, cloud cover, and total precipitation. The vertical gray bars (new Moons) and blue bars (full Moons) indicate key Moon phases. 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. South Central Texas Daily Observed High & Low Temperatures. low temp. The topography within 2 miles of San Antonio contains only modest variations in elevation, with a maximum elevation change of 151 feet and an average elevation above sea level of 657 feet. Conditions for flying are ideal. Evening Temperature and Precipitation Summary for South Central Texas. 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.. The time in which the moon is above the horizon (light blue area), with new moons (dark gray lines) and full moons (blue lines) indicated. What to pack: Layered clothing, giving you options with short sleeves for warm days, plus light sweaters and jackets, should be all youll need to enjoy the winter months. Growing degree days are a measure of yearly heat accumulation used to predict plant and animal development, and defined as the integral of warmth above a base temperature, discarding any excess above a maximum temperature. Tornado watch issued as severe weather ramps up in South. In San Antonio, the summers are hot and oppressive, the winters are short and cool, and it is partly cloudy year round. The lightly tinted areas at the boundaries of the cardinal compass points indicate the implied intermediate directions (northeast, southeast, southwest, and northwest). Tropical, Observations However, sensitive groups may experience minor to moderate symptoms from long-term exposure. 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). Major winter storm to spread snow across a 1,700-mile-long swath of the U.S. Get the details. Its also a good idea to pack a rain poncho and umbrella. US Dept of Commerce Stay hydrated when spending time in the sun. The brighter period of the year lasts for 4.1 months, from April 12 to August 16, with an average daily incident shortwave energy per square meter above 6.3 kWh. March and April are ideal months to time a visitperhaps during the citys annual Fiesta celebration in April. It rains on average a total of 7 days. See more current weather Annual Weather Averages Near San Antonio Averages are for San Antonio International Airport, which is 8 miles from San Antonio. Passing clouds. For print usage, please acquire a license. Outlooks Passing clouds. 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. But you will still find harvest festival activities, including pumpkin patches and Halloween-themed events at the local theme parks. Questions? Due to the warm seas of the Gulf of Mexico, this is one of the most spectacular fast beach escapes. 'felt air temperature', 'feels like'), which combines air temperature and relative humidity, is computed to be 84.2F (29C). Make sure you frequently add water to your compost to keep it moist. The estimated value at San Antonio is computed as the weighted average of the individual contributions from each station, with weights proportional to the inverse of the distance between San Antonio and a given station. The first month of the spring, March, is a pleasant month in San Antonio, Texas, with an average temperature ranging between min 54.3F (12.4C) and max 72.7F (22.6C). The calmest month of the year in San Antonio is September, with an average hourly wind speed of 8.1 miles per hour. Planning a trip to San Antonio in December. San Antonio weather to remain hotter, drier than normal. Jay Lawrimore, Ron Ray, Scott Applequist, Bryant Korzeniewski, Matthew Menne. Tropical Weather Have a safe trip. Above or below a given temperature July, with heat and humidity the. Have updated our Privacy Policy and Cookie Policy hourly wind speed of 8.1 miles per.! And low temperatures are expected to continue for the skill with which it has its! May, with an average rainfall of 3.5 inches rating, outstanding cuisine scene, and laid-back lifestyle of days! 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