Grimsby weather in May 2025

Expect 15°C daytime maximum temperatures in the shade with on average 6 hours of sunshine per day in Grimsby in May. Check more long-term weather averages for Grimsby in May before you book your next holiday to England in 2025/2026.

  • 15°C maximum daytime temperature in May in Grimsby15
    15°C max day temperature
  • 6 hours of sunshine per day
  • 14 days with some rainfall in May in Grimsby14
    14 days with some rainfall
  • 7°C minimum night-time temperature in May in Grimsby7
    7°C min night temperature
  • 16 hours of daylight per day in May in Grimsby16
    16 hours of daylight per day
  • No heat & humidity in May in Grimsby0
    No heat & humidity
  • 50 mm monthly rainfall in May in Grimsby50
    50 mm of monthly rainfall
  • UV (maximum) index 5 (Moderate) in May in Grimsby5
    5 (Moderate) UV index
  • 9°C sea temperature in May in Grimsby9
    9°C sea temperature

More about Grimsby

Grimsby by month

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Recommended for England

  • Save on multiple attractions in Blackpool with Pick 'n' Mix pass
  • Build passes around preferred attractions & number of days
  • Including Circus, Eye, SEA LIFE, Dungeon & Madam Tussauds

The May 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 / mm)  |  Imperial (°F / inches)

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More about England

How warm is it in Grimsby in May?

Daytime temperatures usually reach 15°C in Grimsby in May, falling to 7°C at night.

How sunny is it in Grimsby in May?

There are normally 6 hours of bright sunshine each day in Grimsby in May - that's 38% of daylight hours.

Is the sea cold around Grimsby in May?

The average sea temperature around Grimsby in May is 9°C.

Does it rain in Grimsby in May?

There are usually 14 days with some rain in Grimsby in May and the average monthly rainfall is 50mm.

Grimsby May sunrise & sunset times

Browse the sunrise and sunset times for Grimsby in May 2025. Select a month to view Grimsby sunrise and sunset times for the next 12 months.

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Thursday, 1st May 2025 04:25 19:31
Friday, 16th May 2025 03:58 19:57
Saturday, 31st May 2025 03:38 20:18

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