Princetown weather in December 2025

Expect 6°C daytime maximum temperatures in the shade with on average 4 hours of sunshine per day in Princetown in December. Check more long-term weather averages for Princetown in December before you book your next holiday to New Jersey in 2025/2026.

  • 6°C maximum daytime temperature in December in Princetown6
    6°C max day temperature
  • 4 hours of sunshine per day
  • 11 days with some rainfall in December in Princetown11
    11 days with some rainfall
  • -4°C minimum night-time temperature in December in Princetown-4
    -4°C min night temperature
  • 9 hours of daylight per day in December in Princetown9
    9 hours of daylight per day
  • No heat & humidity in December in Princetown0
    No heat & humidity
  • 96 mm monthly rainfall in December in Princetown96
    96 mm of monthly rainfall
  • UV (maximum) index 2 (Low) in December in Princetown2
    2 (Low) UV index

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The December 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 / mm)  |  Imperial (°F / inches)

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How cold is it in Princetown in December?

Daytime temperatures usually reach 6°C in Princetown in December, falling to -4°C at night.

How sunny is it in Princetown in December?

There are normally 4 hours of bright sunshine each day in Princetown in December - that's 47% of daylight hours.

Does it rain in Princetown in December?

There are usually 11 days with some rain in Princetown in December and the average monthly rainfall is 96mm. Rain may fall as snow in this month.

Princetown December sunrise & sunset times

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

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Monday, 1st December 2025 07:03 16:33
Tuesday, 16th December 2025 07:15 16:34
Wednesday, 31st December 2025 07:21 16:42

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