San Antonio - Recent Annual Temperatures, Rain & Snow

The numbers here describe what the weather in San Antonio, Texas was like for every year since 2010. A series of tables gives data by year for temperature, precipitation and snowfall.

They begin with average maximum and minimum temperatures in degrees Fahrenheit and Celsius. That's followed by how many really hot and cold days occurred each year. Then there's information on how much rain and snow actually landed during recent years, as well as how often San Antonio had wet or snowy weather.

The climate data come from weather measurements made at San Antonio's International Airport.

Temperature Weather iconTemperature

San Antonio temperature averages by year
High °F Low °F Year High °C Low °C
83 62 2023 29 17
83 60 2022 28 15
81 60 2021 27 16
83 60 2020 28 16
81 60 2019 27 15
80 60 2018 27 16
82 61 2017 28 16
81 61 2016 27 16
80 61 2015 27 16
81 60 2014 27 15
82 60 2013 28 15
82 61 2012 28 16
83 60 2011 29 16
79 58 2010 26 15
Number of days each year when the temperature in San Antonio dropped to 32 or below, or rose to at least 70 or 90 degrees Fahrenheit
32 °F
0 °C
Year 70 °F
21 °C
90 °F
32 °C
5 2023 296 131
28 2022 284 155
14 2021 314 111
4 2020 309 144
11 2019 278 137
12 2018 278 118
6 2017 314 114
6 2016 302 108
6 2015 288 122
16 2014 286 136
15 2013 287 135
11 2012 302 128
20 2011 295 155
21 2010 279 109

Rainy Weather iconPrecipitation

This table gives the total precipitation that fell on San Antonio during each year from 2010. The number of days with precipitation counts the days when rainfall or snowfall (when melted) amounted to 0.01 inches (0.3 millimeters) or more.

Total precipitation in San Antonio
Days Year Inches Milli­metres
78 2023 20.0 509
63 2022 11.5 293
92 2021 34.6 880
74 2020 20.5 521
85 2019 22.1 560
88 2018 41.2 1047
74 2017 27.3 694
83 2016 43.9 1116
89 2015 44.2 1124
72 2014 28.2 716
77 2013 32.0 813
73 2012 39.4 1001
54 2011 17.6 447
77 2010 37.4 950

Snowy Weather iconSnow

Amount of snowfall in San Antonio and number of days when new snow totalled at least 1 inch (2.5 centimetres)
Days Year Inches Centi­metres
0 2023 0.0 0
0 2022 0.0 0
3 2021 6.4 16
0 2020 0.0 0
0 2019 0.0 0
0 2018 0.0 0
1 2017 1.9 5
0 2016 0.0 0
0 2015 0.0 0
0 2014 0.4 1
0 2013 0.0 0
0 2012 0.0 0
0 2011 0.4 1
0 2010 0.2 1
Reference

Jay Lawrimore. 2016. Global Summary of the Year, Version 1.0. NOAA National Centers for Environmental Information. 

San Antonio - Recent Years
San Antonio - Extremes
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