World Resorts USA Chicago Weather

Chicago Sea Temperature in January

Average sea water temperature in January:
+35.2°F
Minimum sea water temperature in January: 42.1°F
Maximum sea water temperature in January: 30.4°F

Daily sea water temperature in January, °F

Show year:
2026
2025
2024

The average sea water temperature in January of 2026 was 35.7°F. The highest and lowest sea temperatures during the month were 38.1°F and 33.6°F.

Monthly sea water temperature in Chicago, °F

Which USA resorts have warmest sea in January?

Place name January 2026 January 2025
Kailua Kona 78.3°F 78.2°F
Honolulu 77.2°F 77.6°F
Hawaii 77.2°F 77.5°F
Maui 77.0°F 76.9°F
Kauai 77.0°F 75.0°F
West Palm Beach 76.6°F 75.5°F
Oahu 76.1°F 76.5°F
Fort Lauderdale 75.9°F 75.1°F
Miami Beach 74.0°F 73.1°F
Key West 72.5°F 70.3°F
Miami 71.2°F 70.7°F
South Padre Island 69.5°F 66.7°F
Naples 67.7°F 64.7°F
Siesta Key 65.0°F 61.5°F
Sarasota 65.0°F 61.2°F
Orlando 64.8°F 59.8°F
Tampa 64.3°F 60.4°F
Daytona Beach 64.1°F 59.7°F
Corpus Christi 63.9°F 61.6°F
St. Petersburg 63.5°F 59.6°F

Best time for vacation in Chicago

Sunniest months:
June 16 days
July 16 days
August 16 days
Warmest months:
July 80.1 °F
August 79.6 °F
June 74.0 °F
Warmest sea temp:
August 70.4 °F
July 68.5 °F
September 66.2 °F
Coldest months:
January 28.1 °F
February 31.1 °F
December 35.7 °F
Rainiest months:
June 6 days
May 6 days
July 5 days
Windiest months:
November 12.2 mph
January 12.0 mph
February 11.6 mph

Chicago on a weather map

Chicago
+37°F
SE 9 mph
Feels like: +30°F
Precip.: 20%
Places in USA:
Name
°F
+34°F
+37°F
+70°F
+61°F
+61°F
+64°F
+63°F
+39°F
+63°F
+55°F
+61°F
+59°F
+55°F
+63°F
+37°F
24 Hours Forecast
Chicago
Local time: 00:55
November 14, saturday
0300
36°F
SE
9 mph
0600
34°F
SE
8 mph
0900
37°F
SE
7 mph
1200
43°F
SE
6 mph
1500
45°F
SE
6 mph
1800
43°F
SE
4 mph
2100
41°F
SE
5 mph
November 15, sunday
0000
39°F
SE
4 mph
Units of measurement: °C / °F