Cork weather in August 2025

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

  • 18°C maximum daytime temperature in August in Cork18
    18°C max day temperature
  • 5 hours of sunshine per day
  • 17 days with some rainfall in August in Cork17
    17 days with some rainfall
  • 11°C minimum night-time temperature in August in Cork11
    11°C min night temperature
  • 15 hours of daylight per day in August in Cork15
    15 hours of daylight per day
  • No heat & humidity in August in Cork0
    No heat & humidity
  • 83 mm monthly rainfall in August in Cork83
    83 mm of monthly rainfall
  • UV (maximum) index 5 (Moderate) in August in Cork5
    5 (Moderate) UV index
  • 16°C sea temperature in August in Cork16
    16°C sea temperature

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The August weather guide for Ireland (Cork) 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 Cork in August?

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

How sunny is it in Cork in August?

There are normally 5 hours of bright sunshine each day in Cork in August - that's 34% of daylight hours.

How warm is the sea around Cork in August?

The average sea temperature around Cork in August is 16°C.

Does it rain in Cork in August?

There are usually 17 days with some rain in Cork in August and the average monthly rainfall is 83mm.

Cork August sunrise & sunset times

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

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Friday, 1st August 2025 04:56 20:23
Saturday, 16th August 2025 05:20 19:55
Sunday, 31st August 2025 05:45 19:23

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