Measurements:
°C
°F
Provincetown
32°F
SW 20 mph
Feels like: 20°F
Precip: 100%
World Resorts USA Provincetown Weather

Provincetown Sea Water Temperature

Current Sea Water Temperature:
+35.2°F
Maximum Sea Water Temperature in February: 41.2°F
Minimum Sea Water Temperature in February: 32.8°F
Average water temperature in February: 37.9°F

Sea Water Temperature for the Last 10 Days:

February 21 35.2°F February 16 34.2°F
February 20 36.4°F February 15 34.2°F
February 19 34.6°F February 14 34.0°F
February 18 35.0°F February 13 34.2°F
February 17 34.8°F February 12 32.8°F

When is the Warmest Sea for Provincetown?

According to our data for the last three years for Provincetown the highest average sea water temperature was in August, July and September.

Average Water Temperature by Month, °F

Sea Water Temperature in August

Select Year: 2025 2024 2023

The average sea surface temperature in August 2025 for Provincetown was 68.7°F. The maximum and minimum values were 63.6°F and 75.0°F respectively.

Sea Water Temperature in July

Select Year: 2025 2024 2023

The average sea surface temperature in July 2025 for Provincetown was 69.4°F. The maximum and minimum values were 65.2°F and 71.8°F respectively.

Sea Water Temperature in September

Select Year: 2025 2024 2023

The average sea surface temperature in September 2025 for Provincetown was 66.8°F. The maximum and minimum values were 63.0°F and 69.4°F respectively.

Best Time to Visit Provincetown
The most sunny months:
November 15 days
June 13 days
August 13 days
The most warm months:
July 77.0 °F
August 76.1 °F
September 70.7 °F
Warmest sea temperature:
August 70.4 °F
July 69.5 °F
September 67.0 °F
The most cold months:
January 34.0 °F
February 35.0 °F
December 39.8 °F
The most rainy months:
October 3 days
April 3 days
December 3 days
The most windy months:
December 15 mph
January 15 mph
February 14 mph

Provincetown on the Weather Map

USA Resorts:
NAME
Chicago +28
Hawaii +72
Honolulu +72
Houston +74
Las Vegas +34
Los Angeles +40
Maui +66
Miami +74
Miami Beach +78
New York +38
San Diego +44
San Francisco +42
Sarasota +68
Tampa +70
Washington +38
24 Hours Weather Forecast
Provincetown
Local time: 08:20
21 feb, saturday
0900 32°F
SW
20 mph
1200 32°F
SW
12 mph
1500 30°F
S
13 mph
1800 28°F
S
12 mph
2100 30°F
SW
16 mph
22 feb, sunday
0000 32°F
SW
14 mph
0300 32°F
SW
13 mph
0600 32°F
SW
17 mph