Letterkenny weather in March 2026

Expect daytime maximum temperatures of 46°F in Letterkenny, Ireland in March based on long-term weather averages. There are 3 hours of sunshine per day on average with 22 days with some rainfall and typically 3.9 inches of rainfall in the month.

  • 46°F maximum daytime temperature in March in Letterkenny46
    46°F max day temperature
  • 3 hours of sunshine per day
  • 22 days with some rainfall in March in Letterkenny22
    22 days with some rainfall
  • 36°F minimum night-time temperature in March in Letterkenny36
    36°F min night temperature
  • 12 hours of daylight per day in March in Letterkenny12
    12 hours of daylight per day
  • No heat & humidity in March in Letterkenny0
    No heat & humidity
  • 3.9 inches monthly rainfall in March in Letterkenny3.9
    3.9 inches of monthly rainfall
  • UV (maximum) index 2 (Low) in March in Letterkenny2
    2 (Low) UV index

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The March weather guide for Ireland (Letterkenny) 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 Letterkenny in March?

Daytime temperatures usually reach 46°F in Letterkenny in March, falling to 36°F at night.

How sunny is it in Letterkenny in March?

There are normally 3 hours of bright sunshine each day in Letterkenny in March - that's 26% of daylight hours.

Does it rain in Letterkenny in March?

There are usually 22 days with some rain in Letterkenny in March and the average monthly rainfall is 3.9 inches.

Letterkenny March sunrise & sunset times

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

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Sunday, 1st March 2026 07:21 18:07
Monday, 16th March 2026 06:44 18:37
Tuesday, 31st March 2026 06:05 19:06

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