Surface It features all historical weather data series we have available, including the San Antonio temperature history for 2021. For comparison, the hottest month in San Antonio, August, has days with highs of 100F (38C) and lows of 76F (24C). 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. 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. Weather in San Antonio, Texas, United States, during the winter season. We assume no responsibility for any decisions made on the basis of the content presented on this site. The first set of high and low temperatures are averages for 2010 to 2019. Sorry, the location you searched for was not found. San Antonio experiences significant seasonal variation in monthly rainfall. 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. 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). Please try another search. The average temperature is of 17.1 C (63 F), with a minimum of 11 C (51.8 F) and a maximum of 23.2 C (73.8 F). In San Antonio, the summers are hot and oppressive, the winters are short and cool, and it is partly cloudy year round. Be sure to prevent mildew and indoor mold in your home's basement, bathrooms, and laundry room. Well text you a link to download the app. In April, San Antonio celebrates Fiesta across the city, which brings large crowds in for parties and parades (including a nighttime boat parade on the river). ASUS64 KEWX 150054. Severe Weather (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). 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). Routine The growing season in San Antonio typically lasts for 9.9 months (299 days), from around February 15 to around December 10, rarely starting after March 12, or ending before November 18. The risk of dust and dander allergy symptoms is moderate. For comparison, the hottest month in San Antonio, August, has days with highs of 100F (38C) and lows of 76F (24C). Some would describe it as mildly cool with a gentle breeze. The coldest month of the year in San Antonio is January, with an average low of 43F and high of 64F. Dont forget to bring your sunscreen, sunhat, sunglasses and a water bottle for staying hydrated throughout the day. January is the coldest month of the year in San Antonio, with average low temperatures of 43F and highs of 64F. Conditions for lawn mowing are great. The months with the least snowfall are March, April, May, June, July, August, September, October and November (0"). You might wish to pack a coat just in case temperatures are cooler than normal. Weather in San Antonio, Texas, United States, during the winter season. The length of the day in San Antonio varies significantly over the course of the year. December 2020. The average high and low temperatures are listed below by month and annually for San Antonio, in both degrees Fahrenheit and Celsius. Corpus Christi is a seaside city in South Texas. Be sure to warm up and cool down adequately. Fog. 61.0 F - 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. Severe Weather 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 . All data relating to the Sun's position (e.g., sunrise and sunset) are computed using astronomical formulas from the book, Astronomical Algorithms 2nd Edition , by Jean Meeus. NOAA National Centers for Environmental Information. To fill in the rest, there's information on how many days a month get above or below a given temperature. 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. Summer is the peak season for in-state and out-of-state tourism. Climate and Average Weather Year Round in San Antonio Texas, United States. Unlike temperature, which typically varies significantly between night and day, dew point tends to change more slowly, so while the temperature may drop at night, a muggy day is typically followed by a muggy night. 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. Conditions for driving are great. 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. Weather data is prone to errors, outages, and other defects. 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 brightest month of the year in San Antonio is June, with an average of 7.0 kWh. Try searching for a city, zip code or point of interest. Get the historical monthly weather forecast for San Antonio, TX, US . The month with the lowest atmospheric pressure is June (29.89"Hg). See more current weather Annual Weather Averages Near San Antonio Averages are for San Antonio International Airport, which is 4 miles from San Antonio. However, sensitive groups may experience minor to moderate symptoms from long-term exposure. The average rainfall (solid line) accumulated over the course of a sliding 31-day period centered on the day in question, with 25th to 75th and 10th to 90th percentile bands. Aviation Weather Shortwave radiation includes visible light and ultraviolet radiation. Sun & Moon. TripSavvy uses only high-quality, trusted sources, including peer-reviewed studies, to support the facts within our articles. The number of hours during which the Sun is visible (black line). 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). An example of data being processed may be a unique identifier stored in a cookie. Major winter storm to spread snow across a 1,700-mile-long swath of the . Once you spend some time in San Antonio, you will understand that this will not be your last visit. 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. Tropical, Observations Conditions for running are great. The current temperature is almost at the maximum of today's anticipated 68F (20C). Maximums and minimums are only part of the temperature picture. The stations contributing to this reconstruction are: To get a sense of how much these sources agree with each other, you can view a comparison of San Antonio and the stations that contribute to our estimates of its temperature history and climate. 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. This graph shows how an average day looks like in San Antonio in December based on historical data. The temperature at 2:48 pm in San Antonio is 66.2F (19C). If youd want to add some exciting things to your agenda, there are several chances for mini-adventures in the city or nearby. 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.. Average Rainfall for San Antonio The driest month in San Antonio is January with 1.66 inches of precipitation, and with 4.72 inches May is the wettest month. in October, the average heat index (a.k.a. Our beach/pool temperature score is 0 for perceived temperatures below 65F, rising linearly to 9 for 75F, to 10 for 82F, falling linearly to 9 for 90F, and to 1 for 100F or hotter. Climate Prediction Wind S 5 mph. The clearer part of the year in San Antonio begins around May 5 and lasts for 2.0 months, ending around July 5. 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. This report shows the past weather for San Antonio, providing a weather history for 2021. Twice a decade, on average, the thermometer never rises above freezing for the enitre day. MERRA-2 Modern-Era Retrospective Analysis. The chance of wet days in San Antonio varies throughout the year. Major winter storm to spread snow across a 1,700-mile-long swath of the U.S. Get the details. 2023 AccuWeather, Inc. "AccuWeather" and sun design are registered trademarks of AccuWeather, Inc. All Rights Reserved. Throughout most of the year, early morning humidity averages over 80%, but reduces to around 50% in the late afternoon. As such, it tends to be another ideal time to visit the city. Based on this score, the best time of year to visit San Antonio for hot-weather activities is from mid May to late September, with a peak score in the second week of June. Replacing outdoor lights with yellow bug lights can attract less insects. "Climate & Weather Averages in San Antonio, Texas." High & Low Weather Summary for the Past Weeks Temperature Humidity Pressure; High: 82 F (Jan 2, 3:51 pm) Air Quality Fair. 66 F. RealFeel 68. Lower dew points feel drier and higher dew points feel more humid. Our tourism temperature score is 0 for perceived temperatures below 50F, rising linearly to 9 for 65F, to 10 for 75F, falling linearly to 9 for 80F, and to 1 for 90F or hotter. And on the average day it rains or snows, we get 0.47 in (12.0 mm) of precipitation. In recent years, though, Alamo City has reported minor dustings of snow often little more than one inch. Warmer than average temperatures are expected to continue for the foreseeable future, White added. National Weather The drier season lasts 6.0 months, from October 24 to April 26. Land Use data comes from the Global Land Cover SHARE database , published by the Food and Agriculture Organization of the United Nations. 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.. Although the hot summer months are not ideal times to visit San Antonio for people who are heat-averse, many people still travel here during this time and enjoy the hot, dry climate. The month with the least sunshine is December (Average sunshine: 5h and 18min). Humidity In San Antonio, the average relative humidity in February is 69%. 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 month with the most days of rain alone in San Antonio is May, with an average of 9.2 days. The average minimum temperature (usually the minimum temperature is noted during the night) in San Antonio in November is 10.2C (50.36F). The month with the highest relative humidity is May (73%). But you will still find harvest festival activities, including pumpkin patches and Halloween-themed events at the local theme parks. Time and Date. Passing clouds. Sun & Moon. The month with the lowest average high temperature is January (61.7F). Visitors may enjoy kilometers of beaches in this region. Tornado watch issued as severe weather ramps up in South. December 2020. Based on weather reports collected during 1985-2015. The month with the shortest days is December (Average daylight: 10h and 18min). The month with the most rain in San Antonio is May, with an average rainfall of 3.5 inches. In San Antonio, in April, the average low-temperature is . Why Are Flags At Half Staff In Texas Today. 2023 AccuWeather, Inc. "AccuWeather" and sun design are registered trademarks of AccuWeather, Inc. All Rights Reserved. Weather Today Weather Hourly 14 Day Forecast Yesterday/Past Weather Climate (Averages) Currently: 53 F. Aviation RSWeather. 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. Padre Island National Seashore is a national seashore. Daily low temperatures are around 74F, rarely falling below 66F or exceeding 78F. The risk of grass pollen symptoms is low. You can expect very pleasant temperatures during the day. The percentage of time spent at various humidity comfort levels, categorized by dew point. US Dept of Commerce Within 10 miles contains only modest variations in elevation (577 feet). SKYWARN Spotters To characterize how pleasant the weather is in San Antonio throughout the year, we compute two travel scores. The risk for pest activity is extremely high. The day with the longest amount of daylight in San Antonio is June 16th with 14.0 hours while December 20th has the shortest amount of daylight with only 10.3 hours. San Antonio is 233 kilometers (about a 2-hour journey) away. 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 March, the weather in San Antonio is usually very mild. 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Land Use data comes from the Global land Cover SHARE database, published by the Food and Agriculture of!
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