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Monthly climate in Provincetown, Massachusetts, United States

Last updated: May 6, 2024

Under the Köppen–Geiger climate classification Provincetown features a humid subtropical climate (Cfa).Temperatures typically range between 2 °C (36 °F) and 21 °C (71 °F) through the year, but rarely can drop to -13 °C (9 °F) or can rise to as high as 28 °C (82 °F).The average annual precipitation amounts to about 1323 mm (52.1 inches) and receives 122 rainy days on the 1 mm (0.04 inches) threshold annually.Provincetown enjoys an average of 2960 hours of sunshine throughout the year, and daylight varies from 9 hours 9 minutes to 15 hours 10 minutes per day.

Monthly average temperatures in Provincetown, Massachusetts, United States §

The warmest months in Provincetown are July, August and September, with daily mean temperatures ranging from 19 to 21 °C (66 - 71 °F) throughout the day. The coldest temperatures usually occur in January, February and March, when daily mean temperatures range from 2 to 3 °C (36 - 38 °F) throughout the day. On average each year, Provincetown experiences 4 days above 25 °C (77.0 °F) and 42 days below 0 °C (32.0 °F).

Monthly average temperatures with daily means, minimums and maximums for period, average high and low temperatures in Provincetown, Massachusetts, United States.Generated using Copernicus Climate Change Service information.Data for period from January 2017 to June 2022.
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Maximum 13°C
(55°F)		 11°C
(53°F)		 13°C
(55°F)		 15°C
(60°F)		 20°C
(69°F)		 24°C
(75°F)		 28°C
(82°F)		 27°C
(82°F)		 26°C
(79°F)		 21°C
(71°F)		 19°C
(66°F)		 15°C
(59°F)
Mean maximum 11°C
(52°F)		 10°C
(50°F)		 11°C
(52°F)		 13°C
(55°F)		 18°C
(65°F)		 21°C
(71°F)		 26°C
(78°F)		 26°C
(79°F)		 23°C
(74°F)		 20°C
(69°F)		 17°C
(63°F)		 13°C
(56°F)
Average high 4°C
(40°F)		 4°C
(40°F)		 5°C
(41°F)		 8°C
(48°F)		 13°C
(55°F)		 18°C
(64°F)		 22°C
(72°F)		 22°C
(73°F)		 20°C
(68°F)		 16°C
(61°F)		 11°C
(52°F)		 6°C
(44°F)
Daily mean 2°C
(36°F)		 2°C
(36°F)		 3°C
(38°F)		 7°C
(45°F)		 11°C
(52°F)		 17°C
(62°F)		 21°C
(69°F)		 21°C
(71°F)		 19°C
(66°F)		 15°C
(59°F)		 9°C
(48°F)		 4°C
(40°F)
Average low -0°C
(32°F)		 0°C
(32°F)		 1°C
(35°F)		 6°C
(42°F)		 10°C
(50°F)		 15°C
(60°F)		 20°C
(68°F)		 20°C
(69°F)		 18°C
(64°F)		 13°C
(56°F)		 7°C
(45°F)		 2°C
(37°F)
Mean minimum -10°C
(15°F)		 -8°C
(17°F)		 -7°C
(20°F)		 2°C
(35°F)		 6°C
(43°F)		 11°C
(52°F)		 17°C
(62°F)		 17°C
(63°F)		 14°C
(57°F)		 8°C
(46°F)		 -2°C
(29°F)		 -5°C
(23°F)
Minimum -13°C
(9°F)		 -12°C
(11°F)		 -9°C
(17°F)		 0°C
(32°F)		 4°C
(40°F)		 10°C
(50°F)		 16°C
(60°F)		 16°C
(61°F)		 13°C
(56°F)		 4°C
(40°F)		 -7°C
(19°F)		 -11°C
(12°F)

Compare climate in Provincetown with other places

Compare temperature, precipitation, sunshine, UV index in Provincetown, Massachusetts, United States with other places around the world.

Monthly average precipitation in Provincetown, Massachusetts, United States §

Provincetown usually has the most precipitation in April, October and December, with an average of 11 rainy days and 144 mm (5.7 inches) of precipitation per month.The driest months in Provincetown are June, July and August. On average, 84 mm (3.3 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Provincetown, Massachusetts, United States.Generated using Copernicus Climate Change Service information.Data for period from January 2017 to January 2022.
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Average precipitation mm (inches) 94 (3.7) 115 (4.5) 116 (4.6) 134 (5.3) 102 (4.0) 89 (3.5) 91 (3.6) 71 (2.8) 109 (4.3) 167 (6.6) 103 (4.1) 132 (5.2)
Average precipitation days (≥ 1 mm) 10 11 11 12 11 9 8 7 9 11 11 12

Monthly sunshine hours in Provincetown, Massachusetts, United States §

The sunniest months in Provincetown are June, July and August, when the sun shines an average of 10 hours 42 minutes a day.Least sunny months in Provincetown: January, February and December receive an average of 5 hours 24 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Provincetown, Massachusetts, United States.Generated using Copernicus Atmosphere Monitoring Service information.Data for period from January 2017 to January 2022.
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Mean monthly sunshine hours 142 184 251 239 290 322 338 324 275 225 200 165
Mean daily daylight hours 9h 29m 10h 35m 11h 58m 13h 22m 14h 34m 15h 10m 14h 51m 13h 47m 12h 25m 11h 1m 9h 47m 9h 9m

Solar UV radiation in Provincetown, Massachusetts, United States §

Provincetown experiences the highest level of ultraviolet (UV) radiation in May, June and August, when the maximum UV index can reach values of 9 - 10, which corresponds to the Very High category of sun exposure.January, November and December are in the Low / Moderate exposure category. In these months, the maximum values of the UV index do not exceed 4. For more detailed information, check out our hourly Provincetown UV Index data.

Average daily maximum UV levels by month for Provincetown, Massachusetts, United States.Generated using Copernicus Atmosphere Monitoring Service information.Data for period from January 2022 to January 2023.
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
UV Index (month maximum) 3 5 5 8 9 10 9 9 7 6 4 2