Grantham weather in March 2026

Expect daytime maximum temperatures of 48°F in Grantham, England in March based on long-term weather averages. There are 3 hours of sunshine per day on average with 15 days with some rainfall and typically 1.9 inches of rainfall in the month.

  • 48°F maximum daytime temperature in March in Grantham48
    48°F max day temperature
  • 3 hours of sunshine per day
  • 15 days with some rainfall in March in Grantham15
    15 days with some rainfall
  • 36°F minimum night-time temperature in March in Grantham36
    36°F min night temperature
  • 12 hours of daylight per day in March in Grantham12
    12 hours of daylight per day
  • No heat & humidity in March in Grantham0
    No heat & humidity
  • 1.9 inches monthly rainfall in March in Grantham1.9
    1.9 inches of monthly rainfall
  • UV (maximum) index 2 (Low) in March in Grantham2
    2 (Low) UV index

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The March weather guide for England (Grantham) 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 warm is it in Grantham in March?

Daytime temperatures usually reach 48°F in Grantham in March, falling to 36°F at night.

How sunny is it in Grantham in March?

There are normally 3 hours of bright sunshine each day in Grantham in March - that's 28% of daylight hours.

Does it rain in Grantham in March?

There are usually 15 days with some rain in Grantham in March and the average monthly rainfall is 1.9 inches.

Grantham March sunrise & sunset times

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

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Sunday, 1st March 2026 06:50 17:41
Monday, 16th March 2026 06:15 18:09
Tuesday, 31st March 2026 05:39 18:35

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