Monthly climate guide
Provincetown weather in August
Expect warm weather in Provincetown in August: afternoons reach about 22°C (72°F), while nights drop to around 20°C (68°F). Around 82 mm of rain falls over the month (some rain), and skies are a mix of sun and cloud. Daytime highs are about the same as July and 3°C warmer than September.
What stands out in August
- Skies are at their clearest this time of year.
- Just 80 km apart, but Provincetown runs about 5°C cooler than Boston this month.
- In Provincetown, August is late summer.
- There's little difference between day and night (around 2°C).
It's usually the driest month of the year.
Avg high
22°C
72°F
Avg low
20°C
68°F
Rainfall
82 mm
some rain
Humidity
85%
relative
Sky
47%
cloud · a mix of sun and cloud
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 August
- T-shirts plus a light layer for the evening
- Comfortable trainers or sandals for long walks
- A compact umbrella or packable rain jacket
- Water-resistant shoes
Is August 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 August
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Provincetown weather in August. WeatherCompare, 2026 (NASA POWER / ERA5, 2011–2020 monthly averages). https://weathercompare.eu/weather/usa/provincetown/august
<a href="https://weathercompare.eu/weather/usa/provincetown/august">Provincetown weather in August</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 August"></iframe> <p style="font-size:12px"><a href="https://weathercompare.eu/weather/usa/provincetown/august">Provincetown weather in August</a> – WeatherCompare</p>
Provincetown in August: quick answers
Is August a good time to visit Provincetown?
Yes. August is one of the best months for Provincetown, with highs around 22°C and about 82 mm of rain.
How warm is Provincetown in August?
Average highs are about 22°C (72°F) and average lows about 20°C (68°F), based on 10 years of daily data.
Does it rain a lot in Provincetown in August?
Provincetown typically gets around 82 mm of rain in August — some rain. It's usually the driest month of the year.
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.