Weather in Saint-Louis in September

The weather in Saint-Louis in September is extremely hot, while temperatures can easily rise above 33 degrees. This hot weather is not advisable for long walks and outdoors activity, so please prepare for summer conditions with water and comfortable light clothes for a trip in Saint-Louis during September.
Avg Temp
26° - 33°
Avg Rainy Days
9
Avg Dry Days
21
Avg Snow Days
0
Full weather report for today ››

Weather forecast for the next 14 days ››

Weather Facts - Saint-Louis in September

* The warmest temperature recorded in in September is 44°C
* The coldest temperature recorded in Saint-Louis in September is 18°C
* The average rainfall in Saint-Louis in September is 92 mm

Yearly Average for Saint-Louis

Max Temp
Min Temp
Rainy Days
Jan.
31°
17°
2
Feb.
33°
18°
1
March
33°
19°
0
April
31°
19°
0
May
31°
20°
0
June
31°
23°
1
July
31°
25°
5
August
32°
25°
9
Sep.
33°
26°
9
Oct.
34°
24°
3
Nov.
34°
21°
0
Dec.
32°
18°
1

Average Temperature in Saint-Louis