New Haven weather in December 2024

Expect 4°C daytime maximum temperatures in the shade with on average 5 hours of sunshine per day in New Haven in December. Check more long-term weather averages for New Haven in December before you book your next holiday to Connecticut in 2024/2025.

  • 4°C maximum daytime temperature in December in New Haven4
    4°C max day temperature
  • 5 hours of sunshine per day
  • 12 days with some rainfall in December in New Haven12
    12 days with some rainfall
  • -4°C minimum night-time temperature in December in New Haven-4
    -4°C min night temperature
  • 9 hours of daylight per day in December in New Haven9
    9 hours of daylight per day
  • No heat & humidity in December in New Haven0
    No heat & humidity
  • 99 mm monthly rainfall in December in New Haven99
    99 mm of monthly rainfall
  • UV (maximum) index 1 (Low) in December in New Haven1
    1 (Low) UV index
  • 8°C sea temperature in December in New Haven8
    8°C sea temperature

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The December weather guide for Connecticut (New Haven) 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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More about the USA

How cold is it in New Haven in December?

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

How sunny is it in New Haven in December?

There are normally 5 hours of bright sunshine each day in New Haven in December - that's 50% of daylight hours.

Is the sea cold around New Haven in December?

The average sea temperature around New Haven in December is 8°C.

Does it rain in New Haven in December?

There are usually 12 days with some rain in New Haven in December and the average monthly rainfall is 99mm. Rain may fall as snow in this month.

New Haven December sunrise & sunset times

Browse the sunrise and sunset times for New Haven in December 2024. Select a month to view New Haven sunrise and sunset times for the next 12 months.

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Sunday, 1st December 2024 06:59 16:23
Monday, 16th December 2024 07:11 16:24
Tuesday, 31st December 2024 07:17 16:33

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