World Resorts USA Chicago Weather

Chicago Sea Temperature in March

Average sea water temperature in March:
+36.1°F
Minimum sea water temperature in March: 45.0°F
Maximum sea water temperature in March: 31.1°F

Daily sea water temperature in March, °F

Show year:
2026
2025
2024

The average sea water temperature in March of 2026 was 36.6°F. The highest and lowest sea temperatures during the month were 39.6°F and 33.1°F.

Monthly sea water temperature in Chicago, °F

Which USA resorts have warmest sea in March?

Place name March 2026 March 2025
West Palm Beach 77.1°F 75.8°F
Miami Beach 76.8°F 75.3°F
Honolulu 76.7°F 76.8°F
Fort Lauderdale 76.6°F 75.8°F
Hawaii 76.5°F 76.7°F
Kauai 76.5°F 75.0°F
Key West 76.5°F 74.5°F
Miami 76.0°F 74.4°F
Maui 75.5°F 76.0°F
Oahu 74.9°F 75.7°F
Naples 72.6°F 71.4°F
Tampa 71.7°F 69.3°F
Cocoa Beach 71.7°F 70.0°F
Sarasota 70.6°F 68.6°F
Clearwater Beach 70.2°F 67.6°F
Siesta Key 70.1°F 68.5°F
Houston 69.4°F 64.6°F
New Orleans 67.3°F 63.5°F
Pensacola Beach 66.8°F 65.1°F
Orlando 66.6°F 66.3°F

Best time for vacation in Chicago

Sunniest months:
September 17 days
June 16 days
July 16 days
Warmest months:
July 80.1 °F
August 79.9 °F
June 74.0 °F
Warmest sea temp:
August 70.3 °F
July 68.5 °F
September 66.1 °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
+79°F
NE 5 mph
Feels like: +81°F
Precip.: 5%
Places in USA:
Name
°F
+90°F
+82°F
+77°F
+100°F
+70°F
+91°F
+72°F
+88°F
+81°F
+70°F
+57°F
+70°F
+90°F
+97°F
+79°F
24 Hours Forecast
Chicago
Local time: 11:35
August 05, wednesday
1200
79°F
NE
5 mph
1500
79°F
E
4 mph
1800
75°F
SE
11 mph
2100
70°F
NW
4 mph
August 06, thursday
0000
70°F
W
5 mph
0300
70°F
NW
5 mph
0600
70°F
N
6 mph
0900
70°F
N
7 mph
Units of measurement: °C / °F