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