World Resorts USA Provincetown Weather

Provincetown Sea Temperature in May

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.

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
Miami 83.3°F 82.6°F
Naples 82.9°F 83.5°F
Miami Beach 82.7°F 82.4°F
St. Petersburg 82.0°F 82.6°F
Tampa 81.9°F 82.7°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
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
Hilo 78.1°F 77.7°F
New Orleans 78.0°F 79.5°F
Honolulu 78.0°F 78.1°F
Hawaii 77.9°F 78.0°F
Molokai 77.7°F 78.0°F

Best time for vacation in Provincetown

Sunniest months:
November 15 days
June 14 days
August 13 days
Warmest months:
July 74.3 °F
August 73.5 °F
September 68.6 °F
Warmest sea temp:
August 68.4 °F
July 67.5 °F
September 65.3 °F
Coldest months:
January 35.6 °F
February 35.8 °F
December 40.8 °F
Rainiest months:
December 3 days
October 3 days
July 2 days
Windiest months:
December 15.4 mph
January 15.3 mph
February 14.6 mph

Provincetown on a weather map

Provincetown
+75°F
N 15 mph
Feels like: +77°F
Precip.: 8%
Places in USA:
Name
°F
+91°F
+79°F
+97°F
+73°F
+91°F
+90°F
+75°F
+91°F
+93°F
+70°F
+66°F
+90°F
+95°F
+97°F
+88°F
24 Hours Forecast
Provincetown
Local time: 14:56
June 30, tuesday
1500
75°F
N
15 mph
1800
73°F
N
17 mph
2100
68°F
N
19 mph
July 01, wednesday
0000
68°F
NE
19 mph
0300
70°F
NE
22 mph
0600
68°F
NE
25 mph
0900
70°F
NE
21 mph
1200
72°F
NE
19 mph
Units of measurement: °C / °F