Provincetown weather in May 2025

Expect 16°C daytime maximum temperatures in the shade with on average 8 hours of sunshine per day in Provincetown in May. Check more long-term weather averages for Provincetown in May before you book your next holiday to Massachusetts in 2025/2026.

  • 16°C maximum daytime temperature in May in Provincetown16
    16°C max day temperature
  • 8 hours of sunshine per day
  • 11 days with some rainfall in May in Provincetown11
    11 days with some rainfall
  • 8°C minimum night-time temperature in May in Provincetown8
    8°C min night temperature
  • 15 hours of daylight per day in May in Provincetown15
    15 hours of daylight per day
  • No heat & humidity in May in Provincetown0
    No heat & humidity
  • 81 mm monthly rainfall in May in Provincetown81
    81 mm of monthly rainfall
  • UV (maximum) index 7 (High) in May in Provincetown7
    7 (High) UV index
  • 9°C sea temperature in May in Provincetown9
    9°C sea temperature

More about Provincetown

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The May weather guide for Massachusetts (Provincetown) shows long term weather averages processed from data supplied by CRU (University of East Anglia), the Met Office & the Netherlands Meteorological Institute. Find out more about our data sources.

Metric (°C / mm)  |  Imperial (°F / inches)

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More about the USA

How warm is it in Provincetown in May?

Daytime temperatures usually reach 16°C in Provincetown in May, falling to 8°C at night.

How sunny is it in Provincetown in May?

There are normally 8 hours of bright sunshine each day in Provincetown in May - that's 55% of daylight hours.

Is the sea cold around Provincetown in May?

The average sea temperature around Provincetown in May is 9°C.

Does it rain in Provincetown in May?

There are usually 11 days with some rain in Provincetown in May and the average monthly rainfall is 81mm.

Provincetown May sunrise & sunset times

Browse the sunrise and sunset times for Provincetown in May 2025. Select a month to view Provincetown sunrise and sunset times for the next 12 months.

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Thursday, 1st May 2025 04:36 18:40
Friday, 16th May 2025 04:19 18:56
Saturday, 31st May 2025 04:08 19:10

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