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
Everglades 77.4°F 74.4°F
Kailua Kona 77.2°F 77.7°F
West Palm Beach 77.1°F 75.8°F
Key Largo 76.8°F 75.1°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
Hialeah 76.1°F 74.6°F
Miami 76.0°F 74.4°F
Kahului 75.7°F 76.3°F
Maui 75.5°F 76.0°F
Oahu 74.9°F 75.7°F
Cape Coral 73.9°F 71.7°F
Marco Island 73.5°F 71.8°F
Naples 72.6°F 71.4°F
Corpus Christi 71.9°F 67.0°F
Tampa 71.7°F 69.3°F

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 28.1 °F
February 31.1 °F
December 35.7 °F
Rainiest months:
June 7 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
+50°F
SW 9 mph
Feels like: +46°F
Precip.: 0%
Places in USA:
Name
°F
+57°F
+77°F
+77°F
+72°F
+66°F
+77°F
+81°F
+73°F
+52°F
+63°F
+61°F
+79°F
+82°F
+81°F
+50°F
24 Hours Forecast
Chicago
Local time: 16:15
April 26, sunday
1800
54°F
W
8 mph
2100
52°F
NW
14 mph
April 27, monday
0000
52°F
NW
13 mph
0300
52°F
NW
11 mph
0600
52°F
NW
12 mph
0900
55°F
NW
16 mph
1200
59°F
N
12 mph
1500
59°F
NW
16 mph
Units of measurement: °C / °F