Killarney weather in August 2025

Expect 64°F daytime maximum temperatures in the shade with on average 5 hours of sunshine per day in Killarney in August. Check more long-term weather averages for Killarney in August before you book your next holiday to Ireland in 2025/2026.

  • 64°F maximum daytime temperature in August in Killarney64
    64°F max day temperature
  • 5 hours of sunshine per day
  • 20 days with some rainfall in August in Killarney20
    20 days with some rainfall
  • 52°F minimum night-time temperature in August in Killarney52
    52°F min night temperature
  • 15 hours of daylight per day in August in Killarney15
    15 hours of daylight per day
  • No heat & humidity in August in Killarney0
    No heat & humidity
  • 3.8 inches monthly rainfall in August in Killarney3.8
    3.8 inches of monthly rainfall
  • UV (maximum) index 5 (Moderate) in August in Killarney5
    5 (Moderate) UV index

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The August weather guide for Ireland (Killarney) 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 hot is it in Killarney in August?

Daytime temperatures usually reach 64°F in Killarney in August, falling to 52°F at night.

How sunny is it in Killarney in August?

There are normally 5 hours of bright sunshine each day in Killarney in August - that's 32% of daylight hours.

Does it rain in Killarney in August?

There are usually 20 days with some rain in Killarney in August and the average monthly rainfall is 3.8 inches.

Killarney August sunrise & sunset times

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

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Friday, 1st August 2025 05:00 20:28
Saturday, 16th August 2025 05:24 20:00
Sunday, 31st August 2025 05:48 19:27

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