Average sea water temperature in July:
+59.6°F
| Minimum sea water temperature in July: | 66.0°F |
| Maximum sea water temperature in July: | 54.3°F |
Daily sea water temperature in July, °F
Show year:
2026
2025
2024
The average sea water temperature in July of 2026 was 58.1°F. The highest and lowest sea temperatures during the month were 61.7°F and 54.7°F.
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| Mount Desert Island |
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| Mount Desert Island |
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| Mount Desert Island |
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| Mount Desert Island |
Monthly sea water temperature in Mount Desert Island, °F
Which USA resorts have warmest sea in July?
| Place name | July 2026 | July 2025 |
|---|---|---|
| Key West | 88.5°F | 86.7°F |
| Clearwater Beach | 87.9°F | 87.1°F |
| Naples | 87.7°F | 86.6°F |
| Tampa | 87.6°F | 86.8°F |
| Sarasota | 87.6°F | 86.9°F |
| Siesta Key | 87.6°F | 86.9°F |
| New Orleans | 87.5°F | 87.4°F |
| Miami | 87.4°F | 86.3°F |
| Miami Beach | 87.0°F | 86.0°F |
| Bay Saint Louis | 86.8°F | 87.2°F |
| Houston | 86.7°F | 86.3°F |
| Fort Lauderdale | 86.6°F | 85.0°F |
| Hilton Head Island | 86.3°F | 85.7°F |
| St. George Island | 86.3°F | 86.4°F |
| Pensacola | 86.1°F | 86.9°F |
| Orange Beach | 86.1°F | 86.7°F |
| West Palm Beach | 86.1°F | 84.6°F |
| St. Simons Island | 86.0°F | 84.5°F |
| Panama City Beach | 86.0°F | 86.3°F |
| Santa Rosa Beach | 85.9°F | 86.2°F |
Best time for vacation in Mount Desert Island
Mount Desert Island on a weather map
Places in USA:
Name
°F
24 Hours Forecast
Mount Desert Island
Local time: 16:58
September 14, monday
1800
61°F
SE
13 mph
13 mph
2100
54°F
SE
9 mph
9 mph
September 15, tuesday
0000
48°F
SE
5 mph
5 mph
0300
46°F
S
5 mph
5 mph
0600
45°F
SE
4 mph
4 mph
0900
55°F
S
4 mph
4 mph
1200
64°F
W
1 mph
1 mph
1500
63°F
N
9 mph
9 mph
