Chicago climate guide, Illinois

Welcome to the Chicago climate guide, which shows average weather for Chicago, Illinois, United States. Check maximum temperature, the number of days with rainfall, sea temperature and daily hours of sunshine for each month of the year.

Chicago climate guide: quick links

Maximum temperature (°C) in Chicago

1
8
15
21
27
29
28
24
17
9
2
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
-1

Days with some rain in Chicago

12
10
12
12
11
10
10
9
9
9
11
12
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec

Hours of sunshine in Chicago

4
5
6
7
9
10
10
9
8
6
4
3
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec

Sea temperature (°C) in Chicago

4
3
3
3
6
12
19
21
19
14
9
5
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Chicago, Illinois map © Weather2Travel.com
Chicago, Illinois map © Weather2Travel.com
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The Chicago climate guide is provided by Weather2Travel.com. For more information about the weather in Chicago, Illinois, United States including monthly rainfall, mininum temperature, UV maximum, heat & humidity and daylight hours visit the Chicago climate guide page.

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