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Climate & Weather Averages in San Antonio, Texas, USA

Currently: 84 °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.

Jan
65
41
1.85
Feb
69
45
1.76
Mar
75
53
2.32
Apr
81
59
2.42
May
87
67
4.46
Jun
93
73
3.24
Jul
96
75
2.44
Aug
97
76
2.11
Sep
91
70
3.96
Oct
83
61
3.67
Nov
73
50
2.13
Dec
66
43
1.6

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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