Block Island weather in December 2024

Expect 41°F daytime maximum temperatures in the shade with on average 5 hours of sunshine per day in Block Island in December. Check more long-term weather averages for Block Island in December before you book your next holiday to Rhode Island in 2024/2025.

  • 41°F maximum daytime temperature in December in Block Island41
    41°F max day temperature
  • 5 hours of sunshine per day
  • 11 days with some rainfall in December in Block Island11
    11 days with some rainfall
  • 27°F minimum night-time temperature in December in Block Island27
    27°F min night temperature
  • 9 hours of daylight per day in December in Block Island9
    9 hours of daylight per day
  • No heat & humidity in December in Block Island0
    No heat & humidity
  • 4.6 inches monthly rainfall in December in Block Island4.6
    4.6 inches of monthly rainfall
  • UV (maximum) index 1 (Low) in December in Block Island1
    1 (Low) UV index
  • 48°F sea temperature in December in Block Island48
    48°F sea temperature

More about Block Island

Block Island by month

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The December weather guide for Rhode Island (Block Island) 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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More about the USA

How cold is it in Block Island in December?

Daytime temperatures usually reach 41°F in Block Island in December, falling to 27°F at night.

How sunny is it in Block Island in December?

There are normally 5 hours of bright sunshine each day in Block Island in December - that's 51% of daylight hours.

How warm is the sea around Block Island in December?

The average sea temperature around Block Island in December is 48°F.

Does it rain in Block Island in December?

There are usually 11 days with some rain in Block Island in December and the average monthly rainfall is 4.6 inches. Rain may fall as snow in this month.

Block Island December sunrise & sunset times

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

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Sunday, 1st December 2024 06:53 16:18
Monday, 16th December 2024 07:06 16:19
Tuesday, 31st December 2024 07:12 16:28

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