Bar Harbor weather in January 2026

Expect daytime maximum temperatures of 28°F in Bar Harbor, Maine in January based on long-term weather averages. There are 4 hours of sunshine per day on average with 12 days with some rainfall and typically 4.6 inches of rainfall in the month, which might fall as snow.

  • 28°F maximum daytime temperature in January in Bar Harbor28
    28°F max day temperature
  • 4 hours of sunshine per day
  • 12 days with some rainfall in January in Bar Harbor12
    12 days with some rainfall
  • 9°F minimum night-time temperature in January in Bar Harbor9
    9°F min night temperature
  • 9 hours of daylight per day in January in Bar Harbor9
    9 hours of daylight per day
  • No heat & humidity in January in Bar Harbor0
    No heat & humidity
  • 4.6 inches monthly rainfall in January in Bar Harbor4.6
    4.6 inches of monthly rainfall
  • UV (maximum) index 1 (Low) in January in Bar Harbor1
    1 (Low) UV index
  • 41°F sea temperature in January in Bar Harbor41
    41°F sea temperature

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The January weather guide for Maine (Bar Harbor) 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 cold is it in Bar Harbor in January?

Daytime temperatures usually reach 28°F in Bar Harbor in January, falling to 9°F at night.

How sunny is it in Bar Harbor in January?

There are normally 4 hours of bright sunshine each day in Bar Harbor in January - that's 39% of daylight hours.

How warm is the sea around Bar Harbor in January?

The average sea temperature around Bar Harbor in January is 41°F.

Does it rain in Bar Harbor in January?

There are usually 12 days with some rain in Bar Harbor in January and the average monthly rainfall is 4.6 inches. Rain may fall as snow in this month.

Bar Harbor January sunrise & sunset times

Browse the sunrise and sunset times for Bar Harbor in January 2026. Select a month to view Bar Harbor sunrise and sunset times for the next 12 months.

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Thursday, 1st January 2026 07:09 16:04
Friday, 16th January 2026 07:05 16:21
Saturday, 31st January 2026 06:52 16:41

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