World Resorts USA Grand Marais Weather

Grand Marais Sea Temperature in April

Average sea water temperature in April:
+34.5°F
Minimum sea water temperature in April: 37.8°F
Maximum sea water temperature in April: 32.5°F

Daily sea water temperature in April, °F

Show year:
2025
2024
2023

The average sea water temperature in April of 2025 was 34.2°F. The highest and lowest sea temperatures during the month were 35.2°F and 33.4°F.

Monthly sea water temperature in Grand Marais, °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 Grand Marais

Sunniest months:
September 14 days
August 13 days
July 12 days
Warmest months:
August 68.1 °F
July 67.1 °F
September 62.2 °F
Warmest sea temp:
August 60.2 °F
September 59.1 °F
October 52.8 °F
Coldest months:
February 18.9 °F
January 19.4 °F
December 25.9 °F
Rainiest months:
August 3 days
April 2 days
July 2 days
Windiest months:
November 10.0 mph
December 9.8 mph
April 9.6 mph

Grand Marais on a weather map

Grand Marais
+16°F
E 16 mph
Feels like: +1°F
Precip.: 100%
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
Grand Marais
Local time: 22:59
December 05, friday
0000
16°F
E
16 mph
0300
18°F
E
9 mph
0600
19°F
E
6 mph
0900
14°F
SE
5 mph
1200
21°F
NE
7 mph
1500
23°F
NE
9 mph
1800
21°F
E
10 mph
2100
18°F
SE
14 mph
Units of measurement: °C / °F