Average sea water temperature in May:
+50.6°F
| Minimum sea water temperature in May: | 58.6°F |
| Maximum sea water temperature in May: | 44.1°F |
Daily sea water temperature in May, °F
Show year:
2026
2025
2024
The average sea water temperature in May of 2026 was 50.6°F. The highest and lowest sea temperatures during the month were 55.6°F and 44.8°F.
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| Provincetown |
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| Provincetown |
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| Provincetown |
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| Provincetown |
Monthly sea water temperature in Provincetown, °F
Which USA resorts have warmest sea in May?
| Place name | May 2026 | May 2025 |
|---|---|---|
| Key West | 84.3°F | 83.5°F |
| Key Largo | 84.0°F | 83.5°F |
| Miami | 83.3°F | 82.6°F |
| Cape Coral | 83.3°F | 83.4°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 |
| Port St. Lucie | 80.8°F | 78.9°F |
| Cocoa Beach | 80.4°F | 79.4°F |
| Corpus Christi | 79.5°F | 80.9°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 |
Best time for vacation in Provincetown
Provincetown on a weather map
Places in USA:
Name
°F
24 Hours Forecast
Provincetown
Local time: 10:01
September 20, sunday
1200
61°F
N
14 mph
14 mph
1500
61°F
NW
9 mph
9 mph
1800
61°F
NW
14 mph
14 mph
2100
63°F
NW
17 mph
17 mph
September 21, monday
0000
63°F
NW
16 mph
16 mph
0300
64°F
N
12 mph
12 mph
0600
63°F
SW
19 mph
19 mph
0900
61°F
SW
26 mph
26 mph
