Princetown weather in August 2025

Expect 84°F daytime maximum temperatures in the shade with on average 8 hours of sunshine per day in Princetown in August. Check more long-term weather averages for Princetown in August before you book your next holiday to New Jersey in 2025/2026.

  • 84°F maximum daytime temperature in August in Princetown84
    84°F max day temperature
  • 8 hours of sunshine per day
  • 9 days with some rainfall in August in Princetown9
    9 days with some rainfall
  • 63°F minimum night-time temperature in August in Princetown63
    63°F min night temperature
  • 14 hours of daylight per day in August in Princetown14
    14 hours of daylight per day
  • Moderate heat & humidity in August in PrincetownM
    Moderate heat & humidity
  • 4.5 inches monthly rainfall in August in Princetown4.5
    4.5 inches of monthly rainfall
  • UV (maximum) index 8 (Very High) in August in Princetown8
    8 (Very High) UV index

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The August weather guide for New Jersey (Princetown) 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)  |  Imperial (°F)

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How hot is it in Princetown in August?

Daytime temperatures usually reach 84°F in Princetown in August with moderate heat and humidity, falling to 63°F at night.

How sunny is it in Princetown in August?

There are normally 8 hours of bright sunshine each day in Princetown in August - that's 61% of daylight hours.

Does it rain in Princetown in August?

There are usually 9 days with some rain in Princetown in August and the average monthly rainfall is 4.5 inches.

What is the chance of a hurricane in Princetown in August?

On average less than 1 day in August in Princetown is likely to be affected by the passage of one or more tropical storms.

Princetown August sunrise & sunset times

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

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Friday, 1st August 2025 04:57 19:13
Saturday, 16th August 2025 05:11 18:54
Sunday, 31st August 2025 05:25 18:32

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