World Resorts USA San Antonio Weather

San Antonio weather in May

Weather in San Antonio: May

Average day temperature: 86.2°F
Average night temperature: 71.4°F
Number of sunny days: 6 days
Day length: 13.3 - 13.9 hours
Number of rainy days: 4 days
Precipitation totals: 2.1 in.

Air temperature in May, °F

Show year:
2024
2023
2022
1
3
5
7
9
11
13
15
17
19
21
23
25
27
29
31
0
17
34
51
68
85
102
119
136
Day temperature   
Night temperature

The highest day temperature during May of 2024 was 100°F. At the same time the lowest night temperature was 65°F. Daily and nightly averages during May were 88.3°F and 73.9°F.

Sunny, partly cloudy and cloudy days
Sunny days
Partly cloudy days
Cloudy days
19%
35%
45%

Mostly all days in May are cloudy but sunny and partly cloudy days are also possible.

Precipitation total in May, in.

jan
feb
mar
apr
may
jun
jul
aug
sep
oct
nov
dec
0.0
0.4
0.7
1.1
1.5
1.8
2.2
2.5
1.0
1.2
1.0
2.1
1.2

Precipitation total value in San Antonio in May is 2.1 in. Other months of the year show relatively similar values.

Wind speed in May, mph
jan
feb
mar
apr
may
jun
jul
aug
sep
oct
nov
dec
0.0
1.8
3.5
5.3
7.1
8.8
10.6
12.3
7.9
8.3
8.4
8.0
8.4
8.9
9.3
10.3
9.6
9.0
8.5
7.9
8.3
8.4
8.0
8.4
8.9
9.3
9.7
10.3
9.6
9.0
8.5

The average wind speed value in May is 9.7 mph It makes May one of the most windy months of the year.

Average sunny hours
jan
feb
mar
apr
may
jun
jul
aug
sep
oct
nov
dec
0.0
1.6
3.1
4.7
6.2
7.8
9.4
10.9
5.4
6.1
7.6
8.8
9.0
9.1
8.9
6.3
6.9
6.0
6.5
5.4
6.1
7.6
8.8
9.0
9.1
8.9
6.6
6.3
6.9
6.0
6.5

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

Sunniest months:
August 17 days
October 17 days
September 17 days
Warmest months:
August 95.6 °F
July 94.5 °F
June 93.3 °F
Coldest months:
January 60.2 °F
February 62.2 °F
December 65.9 °F
Rainiest months:
May 4 days
April 2 days
January 2 days
Windiest months:
April 10.3 mph
May 9.7 mph
March 9.6 mph

San Antonio on a weather map

Leaflet | Tiles © Esri
Places in USA:
Name
°F
+70°F
+75°F
+75°F
+75°F
+82°F
+63°F
+73°F
+73°F
+84°F
+61°F
+52°F
+82°F
+86°F
+84°F
+66°F
24 Hours Forecast
San Antonio
Local time: 14:23
April 22, tuesday
1500
82°F
NW
12 mph
1800
84°F
NW
13 mph
2100
77°F
NW
11 mph
April 23, wednesday
0000
70°F
NW
9 mph
0300
70°F
NW
8 mph
0600
70°F
NW
7 mph
0900
72°F
NW
8 mph
1200
77°F
NW
10 mph
Units of measurement: °C / °F