Average data for 10 years
1 April
Tuesday
+17°
+7°
2 April
Wednesday
+18°
+8°
3 April
Thursday
+19°
+9°
4 April
Friday
+18°
+9°
5 April
Saturday
+17°
+7°
6 April
Sunday
+18°
+8°
7 April
Monday
+18°
+9°
8 April
Tuesday
+18°
+9°
9 April
Wednesday
+19°
+8°
10 April
Thursday
+20°
+9°
11 April
Friday
+21°
+11°
12 April
Saturday
+19°
+10°
13 April
Sunday
+19°
+9°
14 April
Monday
+20°
+10°
15 April
Tuesday
+21°
+10°
16 April
Wednesday
+20°
+11°
17 April
Thursday
+20°
+10°
18 April
Friday
+21°
+11°
19 April
Saturday
+21°
+11°
20 April
Sunday
+20°
+11°
21 April
Monday
+20°
+10°
22 April
Tuesday
+20°
+10°
23 April
Wednesday
+20°
+11°
24 April
Thursday
+20°
+10°
25 April
Friday
+20°
+12°
26 April
Saturday
+20°
+11°
27 April
Sunday
+20°
+11°
28 April
Monday
+20°
+11°
29 April
Tuesday
+21°
+12°
30 April
Wednesday
+22°
+13°
April in St. Louis is the windiest month of the year. In April, the weather in St. Louis is typically warm. Average daily high temperature in April is about 20 degrees above zero. On average, St. Louis has 11 rainy, 10 sunny, 7 partly cloudy, and 2 cloudy days in April. The rains are usually heavy.