Monthly climate guide
Provincetown weather in May
May in Provincetown is typically cool, with average daytime highs around 13°C (55°F) and night-time lows near 10°C (50°F). The month usually brings about 85 mm of rain (some rain) and is often cloudy. Daytime highs are 4°C warmer than April and 5°C cooler than June.
What stands out in May
- May brings late spring to Provincetown.
- Temperatures are climbing — June is around 5°C warmer.
- Provincetown is usually about 7°C cooler than Boston, 80 km away, in May.
- Days and nights are close, only about 3°C apart.
Avg high
13°C
55°F
Avg low
10°C
50°F
Rainfall
85 mm
some rain
Humidity
88%
relative
Sky
63%
cloud · often cloudy
Provincetown weather by month
Show the monthly averages as a table
| Month | Avg high | Avg low | Rain | Humidity | Cloud cover |
|---|---|---|---|---|---|
| January | 4°C / 39°F | 0°C / 32°F | 107 mm | 81% | 70% |
| February | 4°C / 39°F | 0°C / 32°F | 110 mm | 80% | 68% |
| March | 5°C / 41°F | 2°C / 35°F | 103 mm | 79% | 63% |
| April | 8°C / 47°F | 5°C / 42°F | 114 mm | 83% | 61% |
| May | 13°C / 55°F | 10°C / 50°F | 85 mm | 88% | 63% |
| June | 18°C / 64°F | 15°C / 59°F | 106 mm | 87% | 57% |
| July | 22°C / 72°F | 20°C / 68°F | 90 mm | 86% | 50% |
| August | 22°C / 72°F | 20°C / 68°F | 82 mm | 85% | 47% |
| September | 20°C / 67°F | 17°C / 63°F | 98 mm | 83% | 50% |
| October | 16°C / 60°F | 13°C / 55°F | 133 mm | 81% | 59% |
| November | 11°C / 51°F | 7°C / 45°F | 115 mm | 79% | 64% |
| December | 7°C / 45°F | 4°C / 38°F | 139 mm | 80% | 72% |
What to pack for May
- A warm sweater or fleece for layering
- A mid-weight jacket
- A compact umbrella or packable rain jacket
- Water-resistant shoes
Is May a good time to visit Provincetown?
Compare the months in the chart above to find your ideal window.
Best time to visit Provincetown →Other United States cities in May
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Provincetown weather in May. WeatherCompare, 2026 (NASA POWER / ERA5, 2011–2020 monthly averages). https://weathercompare.eu/weather/usa/provincetown/may
<a href="https://weathercompare.eu/weather/usa/provincetown/may">Provincetown weather in May</a> (WeatherCompare)
<iframe src="https://weathercompare.eu/embed/usa/provincetown" width="300" height="160" style="border:0;border-radius:12px" loading="lazy" title="Provincetown weather in May"></iframe> <p style="font-size:12px"><a href="https://weathercompare.eu/weather/usa/provincetown/may">Provincetown weather in May</a> – WeatherCompare</p>
Provincetown in May: quick answers
Is May a good time to visit Provincetown?
May is cool in Provincetown, with highs around 13°C. Better for museums and city walks than the beach, and usually quieter.
How warm is Provincetown in May?
Average highs are about 13°C (55°F) and average lows about 10°C (50°F), based on 10 years of daily data.
Does it rain a lot in Provincetown in May?
Provincetown typically gets around 85 mm of rain in May — some rain.
Figures are long-term averages for the area around Provincetown (NASA POWER / ERA5, 2011–2020), not a forecast for a specific year. For upcoming days, see the live multi-source forecast.