Average sea water temperature in May:
+46.9°F
| Minimum sea water temperature in May: | 53.2°F |
| Maximum sea water temperature in May: | 41.2°F |
Daily sea water temperature in May, °F
Show year:
2026
2025
2024
The average sea water temperature in May of 2026 was 45.9°F. The highest and lowest sea temperatures during the month were 49.8°F and 41.2°F.
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| Bar Harbor |
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| Bar Harbor |
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| Bar Harbor |
14 days
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| Bar Harbor |
Monthly sea water temperature in Bar Harbor, °F
Which USA resorts have warmest sea in May?
| Place name | May 2026 | May 2025 |
|---|---|---|
| Key West | 84.3°F | 83.5°F |
| Miami | 83.3°F | 82.6°F |
| Naples | 82.9°F | 83.5°F |
| Miami Beach | 82.7°F | 82.4°F |
| Tampa | 81.9°F | 82.7°F |
| West Palm Beach | 81.7°F | 81.1°F |
| Fort Lauderdale | 81.7°F | 81.1°F |
| Clearwater Beach | 81.5°F | 82.6°F |
| Sarasota | 81.5°F | 82.7°F |
| Siesta Key | 81.3°F | 82.5°F |
| Cocoa Beach | 80.4°F | 79.4°F |
| Orlando | 78.4°F | 77.2°F |
| Houston | 78.4°F | 79.5°F |
| Daytona Beach | 78.1°F | 76.0°F |
| New Orleans | 78.0°F | 79.5°F |
| Honolulu | 78.0°F | 78.1°F |
| Hawaii | 77.9°F | 78.0°F |
| St. George Island | 77.8°F | 79.2°F |
| Maui | 77.0°F | 77.5°F |
| Panama City Beach | 76.8°F | 79.0°F |
Best time for vacation in Bar Harbor
Bar Harbor on a weather map
Places in USA:
Name
°F
24 Hours Forecast
Bar Harbor
Local time: 09:03
August 11, tuesday
1200
81°F
E
9 mph
9 mph
1500
82°F
SE
12 mph
12 mph
1800
75°F
SE
9 mph
9 mph
2100
66°F
SE
6 mph
6 mph
August 12, wednesday
0000
63°F
E
7 mph
7 mph
0300
61°F
SE
6 mph
6 mph
0600
59°F
SE
6 mph
6 mph
0900
70°F
SE
9 mph
9 mph
