Boston weather in January 2026

Expect daytime maximum temperatures of 43°F in Boston, England in January based on long-term weather averages. There are 2 hours of sunshine per day on average with 17 days with some rainfall and typically 1.9 inches of rainfall in the month.

  • 43°F maximum daytime temperature in January in Boston43
    43°F max day temperature
  • 2 hours of sunshine per day
  • 17 days with some rainfall in January in Boston17
    17 days with some rainfall
  • 34°F minimum night-time temperature in January in Boston34
    34°F min night temperature
  • 8 hours of daylight per day in January in Boston8
    8 hours of daylight per day
  • No heat & humidity in January in Boston0
    No heat & humidity
  • 1.9 inches monthly rainfall in January in Boston1.9
    1.9 inches of monthly rainfall
  • UV (maximum) index 1 (Low) in January in Boston1
    1 (Low) UV index

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The January weather guide for England (Boston) 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 England

How cold is it in Boston in January?

Daytime temperatures usually reach 43°F in Boston in January, falling to 34°F at night.

How sunny is it in Boston in January?

There are normally 2 hours of bright sunshine each day in Boston in January - that's 22% of daylight hours.

Does it rain in Boston in January?

There are usually 17 days with some rain in Boston in January and the average monthly rainfall is 1.9 inches.

Boston January sunrise & sunset times

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

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Thursday, 1st January 2026 08:13 15:54
Friday, 16th January 2026 08:05 16:15
Saturday, 31st January 2026 07:45 16:43

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