Southampton weather in March 2025

Expect 10°C daytime maximum temperatures in the shade with on average 4 hours of sunshine per day in Southampton in March. Check more long-term weather averages for Southampton in March before you book your next holiday to England in 2025/2026.

  • 10°C maximum daytime temperature in March in Southampton10
    10°C max day temperature
  • 4 hours of sunshine per day
  • 14 days with some rainfall in March in Southampton14
    14 days with some rainfall
  • 3°C minimum night-time temperature in March in Southampton3
    3°C min night temperature
  • 12 hours of daylight per day in March in Southampton12
    12 hours of daylight per day
  • No heat & humidity in March in Southampton0
    No heat & humidity
  • 63 mm monthly rainfall in March in Southampton63
    63 mm of monthly rainfall
  • UV (maximum) index 3 (Moderate) in March in Southampton3
    3 (Moderate) UV index

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The March weather guide for England (Southampton) 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 Southampton in March?

Daytime temperatures usually reach 10°C in Southampton in March, falling to 3°C at night.

How sunny is it in Southampton in March?

There are normally 4 hours of bright sunshine each day in Southampton in March - that's 32% of daylight hours.

Does it rain in Southampton in March?

There are usually 14 days with some rain in Southampton in March and the average monthly rainfall is 63mm.

Southampton March sunrise & sunset times

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

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Saturday, 1st March 2025 06:50 17:47
Sunday, 16th March 2025 06:17 18:12
Monday, 31st March 2025 05:43 18:37

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