Average sea water temperature in July:
+52.1°F
| Minimum sea water temperature in July: | 67.6°F |
| Maximum sea water temperature in July: | 36.3°F |
Daily sea water temperature in July, °F
Show year:
2025
2024
2023
The average sea water temperature in July of 2025 was 53.6°F. The highest and lowest sea temperatures during the month were 66.4°F and 42.1°F.
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| Grand Marais |
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| Grand Marais |
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| Grand Marais |
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| Grand Marais |
Monthly sea water temperature in Grand Marais, °F
Which USA resorts have warmest sea in July?
| Place name | July 2025 | July 2024 |
|---|---|---|
| New Orleans | 87.4°F | 87.1°F |
| Pass Christian | 87.3°F | 86.7°F |
| Bay Saint Louis | 87.2°F | 86.7°F |
| Clearwater Beach | 87.1°F | 88.3°F |
| St. Petersburg | 87.0°F | 88.0°F |
| Sarasota | 86.9°F | 87.9°F |
| Sanibel Island | 86.9°F | 87.7°F |
| Siesta Key | 86.9°F | 87.9°F |
| Pensacola | 86.9°F | 87.3°F |
| Tampa | 86.8°F | 87.4°F |
| Key West | 86.7°F | 87.6°F |
| Orange Beach | 86.7°F | 86.7°F |
| Pensacola Beach | 86.7°F | 87.1°F |
| Marco Island | 86.6°F | 87.4°F |
| Naples | 86.6°F | 87.2°F |
| Cape Coral | 86.4°F | 87.2°F |
| Galveston | 86.4°F | 86.3°F |
| Islamorada | 86.4°F | 87.4°F |
| Galveston Island | 86.4°F | 86.4°F |
| Miami | 86.3°F | 86.9°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: 07:50
December 24, wednesday
0900
28°F
NW
2 mph
2 mph
1200
32°F
N
4 mph
4 mph
1500
34°F
NE
5 mph
5 mph
1800
30°F
SE
4 mph
4 mph
2100
28°F
S
7 mph
7 mph
December 25, thursday
0000
21°F
S
7 mph
7 mph
0300
18°F
S
7 mph
7 mph
0600
16°F
SW
6 mph
6 mph
