World Resorts USA Mackinac Island Weather

Mackinac Island Sea Temperature in April

Average sea water temperature in April:
+35.7°F
Minimum sea water temperature in April: 41.4°F
Maximum sea water temperature in April: 32.2°F

Daily sea water temperature in April, °F

Show year:
2025
2024
2023

The average sea water temperature in April of 2025 was 35.1°F. The highest and lowest sea temperatures during the month were 38.7°F and 32.2°F.

Monthly sea water temperature in Mackinac Island, °F

Which USA resorts have warmest sea in April?

Place name April 2025 April 2024
Everglades 78.8°F 78.0°F
Key Largo 78.5°F 77.3°F
Islamorada 78.4°F 77.5°F
Miami Beach 78.3°F 77.1°F
Kailua Kona 78.1°F 76.9°F
Fort Lauderdale 78.0°F 76.9°F
Key West 78.0°F 77.6°F
Miami 77.9°F 76.9°F
Honolulu 77.4°F 76.2°F
Hawaii 77.3°F 76.1°F
Marco Island 77.3°F 76.6°F
Cape Coral 77.2°F 76.3°F
Naples 77.0°F 76.3°F
Tampa 76.6°F 74.1°F
Maui 76.6°F 75.4°F
Oahu 76.4°F 75.0°F
Sarasota 76.0°F 74.3°F
Siesta Key 75.7°F 74.3°F
Clearwater Beach 75.6°F 73.5°F
Cocoa Beach 75.1°F 73.9°F

Best time for vacation in Mackinac Island

Sunniest months:
July 14 days
August 14 days
September 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 22.9 °F
January 24.1 °F
March 31.1 °F
Rainiest months:
August 3 days
May 2 days
July 2 days
Windiest months:
November 13.5 mph
December 12.9 mph
April 11.7 mph

Mackinac Island on a weather map

Mackinac Island
+19°F
N 22 mph
Feels like: +3°F
Precip.: 0%
Places in USA:
Name
°F
+30°F
+77°F
+77°F
+45°F
+55°F
+70°F
+77°F
+70°F
+25°F
+57°F
+48°F
+63°F
+63°F
+46°F
+5°F
24 Hours Forecast
Mackinac Island
Local time: 23:56
December 05, friday
0000
19°F
N
22 mph
0300
21°F
N
22 mph
0600
25°F
NE
24 mph
0900
28°F
NE
22 mph
1200
28°F
NE
19 mph
1500
30°F
NE
16 mph
1800
32°F
NE
16 mph
2100
32°F
NE
16 mph
Units of measurement: °C / °F