Letterkenny weather in July 2025

Expect 63°F daytime maximum temperatures in the shade with on average 4 hours of sunshine per day in Letterkenny in July. Check more long-term weather averages for Letterkenny in July before you book your next holiday to Ireland in 2025/2026.

  • 63°F maximum daytime temperature in July in Letterkenny63
    63°F max day temperature
  • 4 hours of sunshine per day
  • 20 days with some rainfall in July in Letterkenny20
    20 days with some rainfall
  • 50°F minimum night-time temperature in July in Letterkenny50
    50°F min night temperature
  • 17 hours of daylight per day in July in Letterkenny17
    17 hours of daylight per day
  • No heat & humidity in July in Letterkenny0
    No heat & humidity
  • 3.4 inches monthly rainfall in July in Letterkenny3.4
    3.4 inches of monthly rainfall
  • UV (maximum) index 6 (High) in July in Letterkenny6
    6 (High) UV index

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The July 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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More about Ireland

How warm is it in Letterkenny in July?

Daytime temperatures usually reach 63°F in Letterkenny in July, falling to 50°F at night.

How sunny is it in Letterkenny in July?

There are normally 4 hours of bright sunshine each day in Letterkenny in July - that's 25% of daylight hours.

Does it rain in Letterkenny in July?

There are usually 20 days with some rain in Letterkenny in July and the average monthly rainfall is 3.4 inches.

Letterkenny July sunrise & sunset times

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

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Tuesday, 1st July 2025 03:57 21:12
Wednesday, 16th July 2025 04:14 20:59
Thursday, 31st July 2025 04:39 20:35

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