Letterkenny weather in June 2025

Expect 16°C daytime maximum temperatures in the shade with on average 5 hours of sunshine per day in Letterkenny in June. Check more long-term weather averages for Letterkenny in June before you book your next holiday to Ireland in 2025/2026.

  • 16°C maximum daytime temperature in June in Letterkenny16
    16°C max day temperature
  • 5 hours of sunshine per day
  • 19 days with some rainfall in June in Letterkenny19
    19 days with some rainfall
  • 8°C minimum night-time temperature in June in Letterkenny8
    8°C min night temperature
  • 17 hours of daylight per day in June in Letterkenny17
    17 hours of daylight per day
  • No heat & humidity in June in Letterkenny0
    No heat & humidity
  • 78 mm monthly rainfall in June in Letterkenny78
    78 mm of monthly rainfall
  • UV (maximum) index 6 (High) in June in Letterkenny6
    6 (High) UV index

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The June 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 / mm)  |  Imperial (°F / inches)

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More about Ireland

How warm is it in Letterkenny in June?

Daytime temperatures usually reach 16°C in Letterkenny in June, falling to 8°C at night.

How sunny is it in Letterkenny in June?

There are normally 5 hours of bright sunshine each day in Letterkenny in June - that's 30% of daylight hours.

Does it rain in Letterkenny in June?

There are usually 19 days with some rain in Letterkenny in June and the average monthly rainfall is 78mm.

Letterkenny June sunrise & sunset times

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

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Sunday, 1st June 2025 04:00 20:59
Sunday, 15th June 2025 03:52 21:12
Monday, 30th June 2025 03:56 21:13

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