Weather in St. Louis: July
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Average day temperature: | 88.3°F |
| Average night temperature: | 73.9°F | |
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Number of sunny days: | 17 days |
| Day length: | 14.2 - 14.8 hours | |
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Number of rainy days: | 5 days |
| Precipitation totals: | 3.3 in. | |
| more information | ||
14 days
forecast
forecast
| St. Louis |
weather in
August
August
| St. Louis |
Air temperature in July, °F
Show year:
2026
2025
2024
The highest day temperature during July of 2026 was 101°F. At the same time the lowest night temperature was 63°F. Daily and nightly averages during July were 90.8°F and 73.0°F.
Sunny, partly cloudy and cloudy days
Mostly all days in July are sunny but cloudy days are also possible.
Precipitation total in July, in.
Precipitation total value in St. Louis in July is 3.6 in. Other months of the year show relatively similar values.
Wind speed in July, mph
The average wind speed value in July is 6.2 mph It makes July lest windy month 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 July is: 9.6.
Best time for vacation in St. Louis
St. Louis on a weather map
Places in USA:
Name
°F
24 Hours Forecast
St. Louis
Local time: 17:46
August 06, thursday
1800
81°F
W
9 mph
9 mph
2100
73°F
NW
10 mph
10 mph
August 07, friday
0000
72°F
NW
8 mph
8 mph
0300
72°F
N
8 mph
8 mph
0600
72°F
NE
6 mph
6 mph
0900
75°F
NE
6 mph
6 mph
1200
86°F
E
8 mph
8 mph
1500
93°F
NE
4 mph
4 mph
