World Resorts USA Provincetown Weather

Provincetown Sea Temperature in December

Average sea water temperature in December:
+47.0°F
Minimum sea water temperature in December: 50.9°F
Maximum sea water temperature in December: 41.0°F

Daily sea water temperature in December, °F

Show year:
2025
2024
2023

The average sea water temperature in December of 2025 was 45.1°F. The highest and lowest sea temperatures during the month were 48.6°F and 41.0°F.

Monthly sea water temperature in Provincetown, °F

Which USA resorts have warmest sea in December?

Place name December 2025 December 2024
Kailua Kona 79.2°F 78.3°F
West Palm Beach 79.0°F 78.4°F
Fort Lauderdale 78.7°F 77.6°F
Honolulu 78.6°F 78.3°F
Hawaii 78.5°F 78.3°F
Kauai 78.2°F 76.0°F
Maui 78.0°F 77.8°F
Miami Beach 77.4°F 75.9°F
Oahu 77.1°F 77.2°F
Key Largo 76.3°F 73.1°F
Key West 75.9°F 72.6°F
Miami 75.5°F 73.0°F
Port St. Lucie 73.3°F 71.9°F
Naples 71.5°F 67.7°F
Cape Coral 71.2°F 67.8°F
Cocoa Beach 69.7°F 66.6°F
Siesta Key 69.3°F 65.6°F
Sarasota 69.2°F 65.6°F
Tampa 68.3°F 65.5°F
Orlando 67.6°F 66.0°F

Best time for vacation in Provincetown

Sunniest months:
November 15 days
June 14 days
August 13 days
Warmest months:
July 74.5 °F
August 73.9 °F
September 68.2 °F
Warmest sea temp:
August 68.5 °F
July 67.4 °F
September 65.2 °F
Coldest months:
January 35.6 °F
February 35.8 °F
December 40.8 °F
Rainiest months:
December 3 days
January 2 days
July 2 days
Windiest months:
December 15.4 mph
January 15.3 mph
February 14.6 mph

Provincetown on a weather map

Provincetown
+57°F
NE 19 mph
Feels like: +54°F
Precip.: 13%
Places in USA:
Name
°F
+55°F
+59°F
+77°F
+66°F
+66°F
+81°F
+72°F
+61°F
+68°F
+59°F
+66°F
+75°F
+73°F
+75°F
+59°F
24 Hours Forecast
Provincetown
Local time: 22:44
October 30, friday
0000
57°F
NE
19 mph
0300
57°F
NE
20 mph
0600
57°F
NE
19 mph
0900
57°F
NE
14 mph
1200
59°F
E
10 mph
1500
61°F
E
19 mph
1800
57°F
SE
28 mph
2100
54°F
SE
29 mph
Units of measurement: °C / °F