Provincetown weather in May 2026

Q: How hot is it in Provincetown in May?

Daytime temperatures usually reach 20°C in Provincetown in May, falling to 9°C at night.

Q: How sunny is it in Provincetown in May?

There are normally 8 hours of bright sunshine each day in Provincetown in May - that's 57% of daylight hours.

Q: Is the sea cold around Provincetown in May?

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

Q: 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 85mm.

Expect daytime maximum temperatures of 16°C in Provincetown, Massachusetts in May based on long-term weather averages. There are 8 hours of sunshine per day on average with 11 days with some rainfall and typically 81 mm of rainfall in the month.

16
16°C max day temperature
8
8 hours of sunshine per day
11
11 days with some rainfall
8
8°C min night temperature
15
15 hours of daylight per day
0
No heat & humidity
81
81 mm of monthly rainfall
7
7 (High) UV index
9
9°C sea temperature

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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)

More about Massachusetts

How hot is it in Provincetown in May?

Daytime temperatures usually reach 20°C in Provincetown in May, falling to 9°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 57% 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 85mm.

Provincetown May sunrise & sunset times

Browse the sunrise and sunset times for Provincetown in May 2026. Select a month to view Provincetown sunrise and sunset times for the next 12 months.

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