World Resorts USA Mackinac Island Weather

Mackinac Island Sea Temperature in March

Average sea water temperature in March:
+33.2°F
Minimum sea water temperature in March: 36.7°F
Maximum sea water temperature in March: 32.0°F

Daily sea water temperature in March, °F

Show year:
2026
2025
2024

The average sea water temperature in March of 2026 was 32.9°F. The highest and lowest sea temperatures during the month were 36.1°F and 32.0°F.

Monthly sea water temperature in Mackinac Island, °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
Hilo 76.3°F 76.3°F
Molokai 76.2°F 76.6°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
Corpus Christi 71.9°F 67.0°F
Tampa 71.7°F 69.3°F
Cocoa Beach 71.7°F 70.0°F
St. Petersburg 71.2°F 68.8°F
Sarasota 70.6°F 68.6°F
Clearwater Beach 70.2°F 67.6°F
Siesta Key 70.1°F 68.5°F

Best time for vacation in Mackinac Island

Sunniest months:
July 14 days
August 14 days
May 12 days
Warmest months:
August 69.4 °F
July 69.3 °F
September 62.9 °F
Warmest sea temp:
August 67.3 °F
July 65.1 °F
September 62.7 °F
Coldest months:
February 23.1 °F
January 23.4 °F
December 30.7 °F
Rainiest months:
August 3 days
April 2 days
July 2 days
Windiest months:
November 13.5 mph
December 13.2 mph
April 11.6 mph

Mackinac Island on a weather map

Mackinac Island
+68°F
E 7 mph
Feels like: +68°F
Precip.: 4%
Places in USA:
Name
°F
+79°F
+79°F
+108°F
+77°F
+88°F
+86°F
+75°F
+82°F
+86°F
+72°F
+63°F
+90°F
+86°F
+88°F
+70°F
24 Hours Forecast
Mackinac Island
Local time: 19:27
June 26, friday
2100
63°F
SE
5 mph
June 27, saturday
0000
61°F
S
4 mph
0300
59°F
E
2 mph
0600
57°F
S
3 mph
0900
61°F
S
3 mph
1200
66°F
W
2 mph
1500
68°F
NW
6 mph
1800
66°F
W
8 mph
Units of measurement: °C / °F