National Weather Service United States Department of Commerce

Tracking Severe Thunderstorms and Excessive Rainfall in the Southern U.S.; Winter Storm to Impact the Northern U.S.

A storm system will shift from eastern Texas into the lower Mississippi Valley Monday with additional threats of severe thunderstorms and heavy to excessive rainfall which may bring flooding. A Flood Watch remains in effect. In the northern U.S., a storm will bring heavy snow and gusty winds over parts of the northern Rockies, northern Plains, and Upper Midwest Monday into Wednesday. Read More >

 

 
CHICAGO NORMALS (1991-2020)
JAN FEB MAR APR MAY JUN JUL AUG SEP OCT NOV DEC

 

March Normals for Chicago for Temperature, Precipitation and Snowfall

 

Day of Month High Low Average HDD CDD Precipitation Snowfall
1 40.9 26.4 33.7 31.3 0 0.08 0.3
2 41.4 26.8 34.1 30.9 0 0.08 0.2
3 41.8 27.1 34.4 30.6 0 0.09 0.3
4 42.2 27.4 34.8 30.2 0 0.08 0.3
5 42.6 27.8 35.2 29.8 0 0.07 0.2
6 43 28.1 35.5 29.5 0 0.08 0.3
7 43.4 28.4 35.9 29.1 0 0.08 0.2
8 43.8 28.7 36.3 28.7 0 0.07 0.3
9 44.2 29 36.6 28.4 0 0.07 0.2
10 44.6 29.3 37 28 0 0.08 0.3
11 45.1 29.6 37.3 27.7 0 0.07 0.2
12 45.5 29.9 37.7 27.3 0 0.08 0.2
13 45.9 30.2 38 27 0.1 0.07 0.2
14 46.3 30.5 38.4 26.7 0.1 0.07 0.2
15 46.7 30.8 38.7 26.4 0.1 0.08 0.2
16 47.1 31.1 39.1 26 0.1 0.07 0.1
17 47.5 31.4 39.4 25.7 0.1 0.08 0.2
18 47.8 31.7 39.8 25.3 0.1 0.08 0.2
19 48.2 31.9 40.1 25 0.1 0.08 0.1
20 48.6 32.2 40.4 24.7 0.1 0.08 0.2
21 49 32.5 40.8 24.4 0.1 0.08 0.1
22 49.4 32.8 41.1 24 0.1 0.08 0.1
23 49.8 33 41.4 23.7 0.1 0.08 0.1
24 50.2 33.3 41.7 23.4 0.1 0.07 0.1
25 50.6 33.6 42.1 23 0.1 0.08 0.1
26 50.9 33.9 42.4 22.7 0.1 0.08 0.1
27 51.3 34.1 42.7 22.4 0.1 0.09 0.1
28 51.7 34.4 43.1 22 0.1 0.08 0.1
29 52.1 34.7 43.4 21.7 0.1 0.09 0.1
30 52.5 35 43.7 21.3 0.1 0.09 0.1
31 52.9 35.3 44.1 21 0.1 0.09 0.1
               
MONTH 47 31 39 807.9 1.9 2.45 5.5