Grimsby weather in January 2026

Expect daytime maximum temperatures of 43°F in Grimsby, England in January based on long-term weather averages. There are 2 hours of sunshine per day on average with 18 days with some rainfall and typically 2.2 inches of rainfall in the month.

  • 43°F maximum daytime temperature in January in Grimsby43
    43°F max day temperature
  • 2 hours of sunshine per day
  • 18 days with some rainfall in January in Grimsby18
    18 days with some rainfall
  • 34°F minimum night-time temperature in January in Grimsby34
    34°F min night temperature
  • 8 hours of daylight per day in January in Grimsby8
    8 hours of daylight per day
  • No heat & humidity in January in Grimsby0
    No heat & humidity
  • 2.2 inches monthly rainfall in January in Grimsby2.2
    2.2 inches of monthly rainfall
  • No UV (maximum) index in January in Grimsby0
    No UV (Maximum) Index UV index
  • 43°F sea temperature in January in Grimsby43
    43°F sea temperature

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Grimsby by month

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The January weather guide for England (Grimsby) 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 Grimsby in January?

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

How sunny is it in Grimsby in January?

There are normally 2 hours of bright sunshine each day in Grimsby in January - that's 21% of daylight hours.

How warm is the sea around Grimsby in January?

The average sea temperature around Grimsby in January is 43°F.

Does it rain in Grimsby in January?

There are usually 18 days with some rain in Grimsby in January and the average monthly rainfall is 2.2 inches.

Grimsby January sunrise & sunset times

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

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Thursday, 1st January 2026 08:17 15:51
Friday, 16th January 2026 08:08 16:13
Saturday, 31st January 2026 07:47 16:41

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