Cardiff weather in March 2023

  • 10°C maximum daytime temperature in March in Cardiff10
    10°C max day temperature
  • 4 hours of sunshine per day
  • 17 days with some rainfall in March in Cardiff17
    17 days with some rainfall
  • 3°C minimum night-time temperature in March in Cardiff3
    3°C min night temperature
  • 12 hours of daylight per day in March in Cardiff12
    12 hours of daylight per day
  • No heat & humidity in March in Cardiff0
    No heat & humidity
  • 79 mm monthly rainfall in March in Cardiff79
    79 mm of monthly rainfall
  • UV (maximum) index 3 (Moderate) in March in Cardiff3
    3 (Moderate) UV index
  • 8°C sea temperature in March in Cardiff8
    8°C sea temperature
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The March weather guide for Wales (Cardiff) 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.

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Metric (°C / mm)  |  Imperial (°F / inches)

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More about the UK

How warm is it in Cardiff in March?

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

How sunny is it in Cardiff in March?

There are normally 4 hours of bright sunshine each day in Cardiff in March - that's 31% of daylight hours.

Is the sea cold around Cardiff in March?

The average sea temperature around Cardiff in March is 8°C.

Does it rain in Cardiff in March?

There are usually 17 days with some rain in Cardiff in March and the average monthly rainfall is 79mm.

Cardiff March sunrise & sunset times

Browse the sunrise and sunset times for Cardiff in March 2023. Select a month to view Cardiff sunrise and sunset times for the next 12 months.

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Wednesday, 1st March 2023 06:59 17:53
Thursday, 16th March 2023 06:25 18:18
Friday, 31st March 2023 06:51 19:44

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