National Weather Service United States Department of Commerce

 

 
CHICAGO NORMALS (1981-2010)
JAN FEB MAR APR MAY JUN JUL AUG SEP OCT NOV DEC

 

May Normals for Chicago for Temperature, Precipitation and Snowfall

 

Day of Month High Low Average HDD CDD Precipitation Snowfall
1 65 44 54 11 0 0.11 0.0
2 66 44 55 11 0 0.12 0.0
3 66 45 55 10 1 0.12 0.0
4 66 45 56 10 1 0.11 0.0
5 67 45 56 10 1 0.12 0.0
6 67 45 56 10 1 0.11 0.0
7 67 46 56 9 1 0.12 0.0
8 68 46 57 9 1 0.11 0.0
9 68 46 57 9 1 0.12 0.0
10 68 47 57 9 1 0.12 0.0
11 69 47 58 8 1 0.11 0.0
12 69 47 58 8 1 0.12 0.0
13 69 47 58 8 1 0.12 0.0
14 69 48 59 8 1 0.12 0.0
15 70 48 59 7 1 0.12 0.0
16 70 48 59 7 1 0.12 0.0
17 70 49 59 7 1 0.12 0.0
18 71 49 60 7 1 0.13 0.0
19 71 49 60 6 2 0.12 0.0
20 71 49 60 6 2 0.12 0.0
21 72 50 61 6 2 0.13 0.0
22 72 50 61 6 2 0.12 0.0
23 72 50 61 6 2 0.13 0.0
24 73 51 62 5 2 0.11 0.0
25 73 51 62 5 2 0.12 0.0
26 73 51 62 5 2 0.11 0.0
27 74 52 62 5 2 0.12 0.0
28 74 52 63 5 2 0.12 0.0
29 74 52 63 4 2 0.12 0.0
30 74 53 64 4 3 0.12 0.0
31 75 53 64 4 3 0.12 0.0 
               
MONTH 70.0 48.3 59.1 225 44 3.68 T