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Climate & Weather Averages in San Antonio, Texas, USA

Currently: 85 °F. Passing clouds. (Weather station: San Antonio International Airport, USA). See more current weather

Annual Weather Averages Near San Antonio

Averages are for San Antonio International Airport, which is 8 miles from San Antonio.

Based on weather reports collected during 1992–2021.

All Year Climate & Weather Averages in San Antonio

High Temp: 97 °F

Low Temp: 41 °F

Mean Temp: 70 °F

Precipitation: 2.66"

Humidity: 64%

Dew Point: 57 °F

Wind: 13 mph

Pressure: 29.98 "Hg

Visibility: 9 mi

January Climate & Weather Averages in San Antonio

High Temp: 65 °F

Low Temp: 41 °F

Mean Temp: 53 °F

Precipitation: 1.85"

Humidity: 63%

Dew Point: 39 °F

Wind: 12 mph

Pressure: 30.12 "Hg

Visibility: 9 mi

February Climate & Weather Averages in San Antonio

High Temp: 69 °F

Low Temp: 45 °F

Mean Temp: 57 °F

Precipitation: 1.76"

Humidity: 64%

Dew Point: 43 °F

Wind: 13 mph

Pressure: 30.05 "Hg

Visibility: 9 mi

March Climate & Weather Averages in San Antonio

High Temp: 75 °F

Low Temp: 53 °F

Mean Temp: 64 °F

Precipitation: 2.32"

Humidity: 65%

Dew Point: 50 °F

Wind: 15 mph

Pressure: 30.00 "Hg

Visibility: 9 mi

April Climate & Weather Averages in San Antonio

High Temp: 81 °F

Low Temp: 59 °F

Mean Temp: 70 °F

Precipitation: 2.42"

Humidity: 64%

Dew Point: 56 °F

Wind: 16 mph

Pressure: 29.92 "Hg

Visibility: 9 mi

May Climate & Weather Averages in San Antonio

High Temp: 87 °F

Low Temp: 67 °F

Mean Temp: 77 °F

Precipitation: 4.46"

Humidity: 67%

Dew Point: 65 °F

Wind: 16 mph

Pressure: 29.89 "Hg

Visibility: 9 mi

June Climate & Weather Averages in San Antonio

High Temp: 93 °F

Low Temp: 73 °F

Mean Temp: 83 °F

Precipitation: 3.24"

Humidity: 65%

Dew Point: 69 °F

Wind: 16 mph

Pressure: 29.88 "Hg

Visibility: 10 mi

July Climate & Weather Averages in San Antonio

High Temp: 96 °F

Low Temp: 75 °F

Mean Temp: 85 °F

Precipitation: 2.44"

Humidity: 62%

Dew Point: 70 °F

Wind: 15 mph

Pressure: 29.94 "Hg

Visibility: 10 mi

August Climate & Weather Averages in San Antonio

High Temp: 97 °F

Low Temp: 76 °F

Mean Temp: 86 °F

Precipitation: 2.11"

Humidity: 59%

Dew Point: 69 °F

Wind: 13 mph

Pressure: 29.93 "Hg

Visibility: 10 mi

September Climate & Weather Averages in San Antonio

High Temp: 91 °F

Low Temp: 70 °F

Mean Temp: 81 °F

Precipitation: 3.96"

Humidity: 63%

Dew Point: 66 °F

Wind: 11 mph

Pressure: 29.93 "Hg

Visibility: 10 mi

October Climate & Weather Averages in San Antonio

High Temp: 83 °F

Low Temp: 61 °F

Mean Temp: 72 °F

Precipitation: 3.67"

Humidity: 65%

Dew Point: 59 °F

Wind: 12 mph

Pressure: 29.98 "Hg

Visibility: 10 mi

November Climate & Weather Averages in San Antonio

High Temp: 73 °F

Low Temp: 50 °F

Mean Temp: 62 °F

Precipitation: 2.13"

Humidity: 66%

Dew Point: 49 °F

Wind: 11 mph

Pressure: 30.08 "Hg

Visibility: 9 mi

December Climate & Weather Averages in San Antonio

High Temp: 66 °F

Low Temp: 43 °F

Mean Temp: 54 °F

Precipitation: 1.60"

Humidity: 65%

Dew Point: 42 °F

Wind: 11 mph

Pressure: 30.09 "Hg

Visibility: 9 mi

Quick Climate Info

Hottest MonthAugust (86 °F avg)
Coldest MonthJanuary (53 °F avg)
Wettest MonthMay (4.46" avg)
Windiest MonthMay (16 mph avg)
Annual precip.31.96" (per year)

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