World Resorts USA St. Louis

St. Louis Monthly Weather Averages

Please click on any column to get detailed information about St. Louis weather in that particular month. You will get daily weather information for that month for the last several years.

Day & Night air temperature, °F

The warmest month in St. Louis is july. The average daily temp is 87.1°F. The average nightly temp is 73.3°F.

Precipitation total, in.

October is the month with least precipitations during the year. The average precipitation totals for this month is 1.6 in. The month with most precipitation total is July.

Number of rainy days

This chart shows averages for the last three years. It shows medium and heavy rains only, it doesn't show light rains.

Wind speed, mph
Sunny, partly cloudy and cloudy days
Average sunny hours

Sunny hours are calculated based on the average daily number of hours while sunlight can reach the ground. It depends on day length and cloudiness during the day.

* Charts above show average data for the last 3 years.

Best time for vacation in St. Louis

Sunniest months:
June 19 days
September 18 days
July 17 days
Warmest months:
July 88.0 °F
August 86.5 °F
June 84.8 °F
Coldest months:
January 35.5 °F
February 40.4 °F
December 42.9 °F
Rainiest months:
June 7 days
May 7 days
July 6 days
Windiest months:
April 10.2 mph
March 10.0 mph
February 9.5 mph

St. Louis on a weather map

St. Louis
+30°F
N 6 mph
Feels like: +25°F
Precip.: 0%
Places in USA:
Name
°F
+16°F
+25°F
+75°F
+75°F
+54°F
+54°F
+63°F
+21°F
+52°F
+54°F
+54°F
+50°F
+48°F
+46°F
+23°F
24 Hours Forecast
St. Louis
Local time: 02:10
December 22, sunday
0300
30°F
N
6 mph
0600
30°F
NW
6 mph
0900
32°F
N
8 mph
1200
37°F
N
11 mph
1500
41°F
N
12 mph
1800
36°F
N
11 mph
2100
34°F
N
12 mph
December 23, monday
0000
34°F
N
11 mph
Units of measurement: °C / °F