Average sea water temperature in April:
+34.3°F
| Minimum sea water temperature in April: | 37.8°F |
| Maximum sea water temperature in April: | 32.2°F |
Daily sea water temperature in April, °F
Show year:
2026
2025
2024
The average sea water temperature in April of 2026 was 33.1°F. The highest and lowest sea temperatures during the month were 34.3°F and 32.2°F.
sea water
temperature
temperature
| Grand Marais |
monthly
weather
weather
| Grand Marais |
current
weather
weather
| Grand Marais |
14 days
forecast
forecast
| Grand Marais |
Monthly sea water temperature in Grand Marais, °F
Which USA resorts have warmest sea in April?
| Place name | April 2026 | April 2025 |
|---|---|---|
| West Palm Beach | 78.2°F | 78.3°F |
| Key West | 78.2°F | 78.0°F |
| Miami Beach | 78.0°F | 78.3°F |
| Miami | 77.5°F | 77.9°F |
| Honolulu | 76.5°F | 77.4°F |
| Hawaii | 76.2°F | 77.3°F |
| Maui | 75.9°F | 76.6°F |
| Kauai | 75.9°F | 74.9°F |
| Naples | 75.8°F | 77.0°F |
| Tampa | 75.3°F | 76.6°F |
| Cocoa Beach | 75.0°F | 75.1°F |
| Oahu | 74.9°F | 76.4°F |
| Clearwater Beach | 74.7°F | 75.6°F |
| Houston | 74.5°F | 73.7°F |
| Sarasota | 74.2°F | 76.0°F |
| New Orleans | 72.6°F | 72.1°F |
| Orlando | 72.3°F | 72.8°F |
| St. George Island | 72.3°F | 72.8°F |
| Pensacola Beach | 71.7°F | 72.5°F |
| Daytona Beach | 71.7°F | 72.6°F |
Best time for vacation in Grand Marais
Grand Marais on a weather map
Places in USA:
Name
°F
24 Hours Forecast
Grand Marais
Local time: 04:44
August 14, friday
0600
55°F
SW
6 mph
6 mph
0900
64°F
W
9 mph
9 mph
1200
66°F
W
9 mph
9 mph
1500
66°F
W
9 mph
9 mph
1800
64°F
W
9 mph
9 mph
2100
57°F
SW
7 mph
7 mph
August 15, saturday
0000
57°F
SW
9 mph
9 mph
0300
59°F
SW
9 mph
9 mph
