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 1985–2015.
All Year Climate & Weather Averages in San Antonio
High Temp: 97 °F
Low Temp: 41 °F
Mean Temp: 70 °F
Precipitation: 0.84"
Humidity: 64%
Dew Point: 56 °F
Wind: 7 mph
Pressure: 29.99 "Hg
Visibility: 10 mi
January Climate & Weather Averages in San Antonio
High Temp: 64 °F
Low Temp: 41 °F
Mean Temp: 52 °F
Precipitation: 0.55"
Humidity: 64%
Dew Point: 39 °F
Wind: 6 mph
Pressure: 30.12 "Hg
Visibility: 9 mi
February Climate & Weather Averages in San Antonio
High Temp: 68 °F
Low Temp: 45 °F
Mean Temp: 57 °F
Precipitation: 0.72"
Humidity: 64%
Dew Point: 43 °F
Wind: 7 mph
Pressure: 30.06 "Hg
Visibility: 9 mi
March Climate & Weather Averages in San Antonio
High Temp: 74 °F
Low Temp: 51 °F
Mean Temp: 63 °F
Precipitation: 0.88"
Humidity: 64%
Dew Point: 49 °F
Wind: 8 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: 0.67"
Humidity: 65%
Dew Point: 57 °F
Wind: 8 mph
Pressure: 29.92 "Hg
Visibility: 9 mi
May Climate & Weather Averages in San Antonio
High Temp: 88 °F
Low Temp: 67 °F
Mean Temp: 77 °F
Precipitation: 1.43"
Humidity: 67%
Dew Point: 65 °F
Wind: 8 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: 1.44"
Humidity: 65%
Dew Point: 69 °F
Wind: 8 mph
Pressure: 29.89 "Hg
Visibility: 10 mi
July Climate & Weather Averages in San Antonio
High Temp: 95 °F
Low Temp: 75 °F
Mean Temp: 85 °F
Precipitation: 0.69"
Humidity: 62%
Dew Point: 70 °F
Wind: 8 mph
Pressure: 29.95 "Hg
Visibility: 10 mi
August Climate & Weather Averages in San Antonio
High Temp: 97 °F
Low Temp: 75 °F
Mean Temp: 86 °F
Precipitation: 0.42"
Humidity: 59%
Dew Point: 69 °F
Wind: 7 mph
Pressure: 29.94 "Hg
Visibility: 10 mi
September Climate & Weather Averages in San Antonio
High Temp: 91 °F
Low Temp: 70 °F
Mean Temp: 81 °F
Precipitation: 1.20"
Humidity: 63%
Dew Point: 66 °F
Wind: 6 mph
Pressure: 29.94 "Hg
Visibility: 10 mi
October Climate & Weather Averages in San Antonio
High Temp: 83 °F
Low Temp: 60 °F
Mean Temp: 72 °F
Precipitation: 0.97"
Humidity: 65%
Dew Point: 58 °F
Wind: 6 mph
Pressure: 30.00 "Hg
Visibility: 10 mi
November Climate & Weather Averages in San Antonio
High Temp: 73 °F
Low Temp: 50 °F
Mean Temp: 61 °F
Precipitation: 0.53"
Humidity: 66%
Dew Point: 49 °F
Wind: 6 mph
Pressure: 30.07 "Hg
Visibility: 10 mi
December Climate & Weather Averages in San Antonio
High Temp: 65 °F
Low Temp: 42 °F
Mean Temp: 54 °F
Precipitation: 0.55"
Humidity: 65%
Dew Point: 41 °F
Wind: 6 mph
Pressure: 30.10 "Hg
Visibility: 9 mi