Measurements:
°C
°F
Provincetown
16°F
SE 27 mph
Feels like: -2°F
Precip: 0%
World Resorts USA Provincetown Weather May Weather in Provincetown

Provincetown Weather: May

Average Day Temperature: 58.4°F
Average Night Temperature: 52.1°F
Sea Water Temperature: 50.7°F
Number of Sunny Days: 10 days
Sunshine Hours: 14.1 - 15.0 hours
Number of Rainy Days: 2 days
Precipitation Totals: 0.9 in

Air Temperature in May, °F

Select Year: 2025 2024 2023

The highest day temperature in May 2025 was 60°F. The lowest night temperature was 45°F. The average values for day and night temperatures during May were 52.7°F и 50.6°F respectivly.

Provincetown Water Sea Temperature in May, °F

Select Year: 2025 2024 2023

The average sea surface temperature in May 2025 for Provincetown was 49.9°F. The maximum and minimum values were 45.4°F and 54.0°F respectively.

Sunny, Cloudy and Gloomy days

You can expect various weather conditions during May. Be ready for sunny, cloudy or even gloomy days.

Precipitation Totals in May, in

Precipitation total in May for Provincetown is 0.9 in. It makes may one of the least rainy months of the year.

Wind Speed in May, mph

The average wind speed in May is 11.8 mph.

Average Sunny Hours Per Day

We are using day length and cloud cover information for each day of the month to calculate averages for this chart. Average sunny hours for Provincetown in May is 7.5 hours.

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 34.7 °F
February 35.0 °F
December 40.9 °F
The most rainy months:
January 3 days
April 3 days
October 3 days
The most windy months:
January 14 mph
February 14 mph
December 14 mph

Provincetown on the Weather Map

USA Resorts:
NAME
Chicago -2
Hawaii +78
Honolulu +78
Houston +44
Las Vegas +40
Los Angeles +52
Maui +72
Miami +72
Miami Beach +80
New York +18
San Diego +54
San Francisco +46
Sarasota +62
Tampa +62
Washington +28
24 Hours Weather Forecast
Provincetown
Local time: 03:06
05 dec, friday
0600 16°F
SE
12 mph
0900 18°F
SE
6 mph
1200 22°F
NE
8 mph
1500 26°F
NE
16 mph
1800 28°F
NE
14 mph
2100 30°F
NE
12 mph
06 dec, saturday
0000 32°F
NE
11 mph
0300 34°F
N
6 mph