Weather in San Antonio: May
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Average day temperature: | 86.6°F |
| Average night temperature: | 71.5°F | |
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Number of sunny days: | 6 days |
| Day length: | 13.3 - 13.9 hours | |
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Number of rainy days: | 3 days |
| Precipitation totals: | 1.8 in. | |
| more information | ||
14 days
forecast
forecast
| San Antonio |
weather in
June
June
| San Antonio |
Air temperature in May, °F
Show year:
2025
2024
2023
The highest day temperature during May of 2025 was 98°F. At the same time the lowest night temperature was 60°F. Daily and nightly averages during May were 88.6°F and 72.2°F.
Sunny, partly cloudy and cloudy days
Mostly all days in May are cloudy but sunny and partly cloudy days are also possible.
Precipitation total in May, in.
Precipitation total value in San Antonio in May is 1.8 in. Other months of the year show relatively similar values.
Wind speed in May, mph
The average wind speed value in May is 9.8 mph It makes May one of the most windy months of the year.
Average sunny hours
This chart shows average number of hours during the day when sunlight can reach the ground. It depends on day length and cloudiness during the day. The average number of sunny hours in May is: 6.6.
Best time for vacation in San Antonio
San Antonio on a weather map
Places in USA:
Name
°F
24 Hours Forecast
San Antonio
Local time: 03:20
December 05, friday
0600
43°F
SW
2 mph
2 mph
0900
46°F
W
4 mph
4 mph
1200
46°F
NW
4 mph
4 mph
1500
48°F
NE
6 mph
6 mph
1800
48°F
N
4 mph
4 mph
2100
46°F
N
5 mph
5 mph
December 06, saturday
0000
48°F
NE
6 mph
6 mph
0300
46°F
NE
5 mph
5 mph
