Glengariff weather in August 2025

Expect 18°C daytime maximum temperatures in the shade with on average 5 hours of sunshine per day in Glengariff in August. Check more long-term weather averages for Glengariff in August before you book your next holiday to Ireland in 2025/2026.

  • 18°C maximum daytime temperature in August in Glengariff18
    18°C max day temperature
  • 5 hours of sunshine per day
  • 20 days with some rainfall in August in Glengariff20
    20 days with some rainfall
  • 11°C minimum night-time temperature in August in Glengariff11
    11°C min night temperature
  • 15 hours of daylight per day in August in Glengariff15
    15 hours of daylight per day
  • No heat & humidity in August in Glengariff0
    No heat & humidity
  • 109 mm monthly rainfall in August in Glengariff109
    109 mm of monthly rainfall
  • UV (maximum) index 5 (Moderate) in August in Glengariff5
    5 (Moderate) UV index
  • 15°C sea temperature in August in Glengariff15
    15°C sea temperature

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

Daytime temperatures usually reach 18°C in Glengariff in August, falling to 11°C at night.

How sunny is it in Glengariff in August?

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

How warm is the sea around Glengariff in August?

The average sea temperature around Glengariff in August is 15°C.

Does it rain in Glengariff in August?

There are usually 20 days with some rain in Glengariff in August and the average monthly rainfall is 109mm.

Glengariff August sunrise & sunset times

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

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Friday, 1st August 2025 05:01 20:27
Saturday, 16th August 2025 05:25 19:59
Sunday, 31st August 2025 05:49 19:27

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