Measurements:
°C
°F
Provincetown
82°F
NE 19 mph
Feels like: 84°F
Precip: 3%
World Resorts USA Provincetown Weather

7 Day Weather Forecast

08.05
wed
DAY
84°F
N 7 mph
precip
4%
NIGHT
72°F
NE 15 mph
precip
6%
08.06
thu
DAY
78°F
N 9 mph
precip
14%
NIGHT
74°F
NE 15 mph
precip
18%
08.07
fri
DAY
78°F
NE 5 mph
precip
10%
NIGHT
74°F
NE 9 mph
precip
35%
08.08
sat
DAY
74°F
E 6 mph
precip
30%
NIGHT
72°F
E 10 mph
precip
46%
08.09
sun
DAY
76°F
E 4 mph
precip
11%
NIGHT
76°F
NE 14 mph
precip
11%
08.10
mon
DAY
76°F
NE 11 mph
precip
11%
NIGHT
74°F
NE 15 mph
precip
50%
08.11
tue
DAY
72°F
N 11 mph
precip
18%
NIGHT
70°F
NW 7 mph
precip
20%

Provincetown Sea Water Temperature in August, °F

Select Year: 2025 2024 2023

The average sea surface temperature in August 2025 for Provincetown was 19.4°F. The maximum and minimum values were 16.8°F and 22.5°F respectively.

Provincetown on the Weather Map

Best Time to Visit Provincetown
The most sunny months:
November 15 days
June 14 days
September 13 days
The most warm months:
July 77.3 °F
August 76.1 °F
September 70.7 °F
Warmest sea temperature:
August 70.4 °F
July 69.4 °F
September 67.0 °F
The most cold months:
January 34.0 °F
February 34.3 °F
December 39.8 °F
The most rainy months:
October 3 days
December 3 days
July 2 days
The most windy months:
December 15 mph
January 15 mph
February 14 mph