World Resorts USA Chicago Weather

Chicago 14 Days Forecast

18.12
thu
Day
52°F
N 23 mph
Precip.
0%
Night
27°F
E 16 mph
Precip.
0%
19.12
fri
Day
16°F
SE 17 mph
Precip.
0%
Night
23°F
N 6 mph
Precip.
0%
20.12
sat
Day
34°F
NE 16 mph
Precip.
0%
Night
30°F
SE 11 mph
Precip.
0%
21.12
sun
Day
36°F
E 11 mph
Precip.
0%
Night
30°F
W 5 mph
Precip.
100%
22.12
mon
Day
34°F
NW 7 mph
Precip.
0%
Night
34°F
N 10 mph
Precip.
0%
23.12
tue
Day
37°F
NE 7 mph
Precip.
0%
Night
37°F
N 2 mph
Precip.
0%
24.12
wed
Day
39°F
NW 9 mph
Precip.
100%
Night
48°F
NE 7 mph
Precip.
64%
25.12
thu
Day
50°F
E 14 mph
Precip.
0%
Night
36°F
E 9 mph
Precip.
0%
26.12
fri
Day
37°F
SE 14 mph
Precip.
0%
Night
30°F
SE 12 mph
Precip.
0%
27.12
sat
Day
32°F
E 11 mph
Precip.
0%
Night
30°F
S 17 mph
Precip.
59%
28.12
sun
Day
23°F
SE 14 mph
Precip.
0%
Night
19°F
SE 14 mph
Precip.
0%
29.12
mon
Day
21°F
SE 12 mph
Precip.
0%
Night
23°F
SE 11 mph
Precip.
0%
30.12
tue
Day
25°F
S 6 mph
Precip.
0%
Night
27°F
NE 4 mph
Precip.
0%
31.12
wed
Day
30°F
NE 8 mph
Precip.
0%
Night
30°F
NE 5 mph
Precip.
0%

Sea water temperature in December, °F

Show year:
2025
2024
2023

The average sea water temperature in December of 2025 was 40.6°F. The highest and lowest sea temperatures during the month were 44.8°F and 36.3°F.

Sea water temperature in January, °F

Show year:
2025
2024
2023

The average sea water temperature in January of 2025 was 34.7°F. The highest and lowest sea temperatures during the month were 37.6°F and 33.3°F.

Air temperature in Chicago, °F

Precipitation total in Chicago, in.

* Charts above show average data for the last 3 years.

Best time for vacation in Chicago

Sunniest months:
September 17 days
August 16 days
July 15 days
Warmest months:
July 80.4 °F
August 79.9 °F
June 74.3 °F
Warmest sea temp:
August 70.3 °F
July 68.2 °F
September 66.1 °F
Coldest months:
January 28.2 °F
February 30.9 °F
December 36.0 °F
Rainiest months:
June 7 days
May 6 days
July 5 days
Windiest months:
November 12.2 mph
January 12.0 mph
February 11.7 mph

Chicago on a weather map

Chicago
+52°F
N 23 mph
Feels like: +45°F
Precip.: 0%
Places in USA:
Name
°F
+52°F
+73°F
+73°F
+52°F
+59°F
+79°F
+79°F
+70°F
+48°F
+59°F
+48°F
+81°F
+75°F
+70°F
+52°F
24 Hours Forecast
Chicago
Local time: 10:44
December 18, thursday
1200
52°F
N
23 mph
1500
43°F
E
17 mph
1800
41°F
E
11 mph
2100
36°F
NE
15 mph
December 19, friday
0000
27°F
E
16 mph
0300
18°F
E
19 mph
0600
14°F
E
20 mph
0900
12°F
SE
19 mph
Units of measurement: °C / °F