Portrush weather in March 2025

Expect 48°F daytime maximum temperatures in the shade with on average 3 hours of sunshine per day in Portrush in March. Check more long-term weather averages for Portrush in March before you book your next holiday to Northern Ireland in 2025/2026.

  • 48°F maximum daytime temperature in March in Portrush48
    48°F max day temperature
  • 3 hours of sunshine per day
  • 20 days with some rainfall in March in Portrush20
    20 days with some rainfall
  • 36°F minimum night-time temperature in March in Portrush36
    36°F min night temperature
  • 12 hours of daylight per day in March in Portrush12
    12 hours of daylight per day
  • No heat & humidity in March in Portrush0
    No heat & humidity
  • 3.6 inches monthly rainfall in March in Portrush3.6
    3.6 inches of monthly rainfall
  • UV (maximum) index 2 (Low) in March in Portrush2
    2 (Low) UV index
  • 45°F sea temperature in March in Portrush45
    45°F sea temperature

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The March weather guide for Northern Ireland (Portrush) 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 the UK

How warm is it in Portrush in March?

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

How sunny is it in Portrush in March?

There are normally 3 hours of bright sunshine each day in Portrush in March - that's 25% of daylight hours.

How warm is the sea around Portrush in March?

The average sea temperature around Portrush in March is 45°F.

Does it rain in Portrush in March?

There are usually 20 days with some rain in Portrush in March and the average monthly rainfall is 3.6 inches.

Portrush March sunrise & sunset times

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

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Saturday, 1st March 2025 07:16 18:02
Sunday, 16th March 2025 06:39 18:33
Monday, 31st March 2025 06:00 19:02

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