Weather in Saint Louis in May

The weather in Saint Louis in May varies radically. Daytime is relatively hot since temperatures get higher than 26 degrees, while the nights are much colder and there are no more than 13 degrees. Therefore, it is recommended to pack for both warm and chilly conditions
Avg Temp
13° - 26°
Avg Rainy Days
18
Avg Dry Days
13
Avg Snow Days
0
Full weather report for today ››

Weather forecast for the next 14 days ››

Weather Facts - Saint Louis in May

* The warmest temperature recorded in in May is 34°C
* The coldest temperature recorded in Saint Louis in May is 3°C
* The average rainfall in Saint Louis in May is 130 mm

Yearly Average for Saint Louis

Max Temp
Min Temp
Rainy Days
Jan.
7°
(-4°)
15
Feb.
9°
(-3°)
12
March
15°
2°
15
April
21°
8°
17
May
26°
13°
18
June
30°
19°
14
July
32°
21°
13
August
32°
21°
12
Sep.
28°
15°
10
Oct.
22°
9°
12
Nov.
14°
3°
12
Dec.
8°
(-3°)
14

Average Temperature in Saint Louis