Doolin weather in September 2025

Expect 16°C daytime maximum temperatures in the shade with on average 3 hours of sunshine per day in Doolin in September. Check more long-term weather averages for Doolin in September before you book your next holiday to Ireland in 2025/2026.

  • 16°C maximum daytime temperature in September in Doolin16
    16°C max day temperature
  • 3 hours of sunshine per day
  • 20 days with some rainfall in September in Doolin20
    20 days with some rainfall
  • 9°C minimum night-time temperature in September in Doolin9
    9°C min night temperature
  • 13 hours of daylight per day in September in Doolin13
    13 hours of daylight per day
  • No heat & humidity in September in Doolin0
    No heat & humidity
  • 115 mm monthly rainfall in September in Doolin115
    115 mm of monthly rainfall
  • UV (maximum) index 4 (Moderate) in September in Doolin4
    4 (Moderate) UV index
  • 15°C sea temperature in September in Doolin15
    15°C sea temperature

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The September weather guide for Ireland (Doolin) 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 Doolin in September?

Daytime temperatures usually reach 16°C in Doolin in September, falling to 9°C at night.

How sunny is it in Doolin in September?

There are normally 3 hours of bright sunshine each day in Doolin in September - that's 27% of daylight hours.

How warm is the sea around Doolin in September?

The average sea temperature around Doolin in September is 15°C.

Does it rain in Doolin in September?

There are usually 20 days with some rain in Doolin in September and the average monthly rainfall is 115mm.

Doolin September sunrise & sunset times

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

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Monday, 1st September 2025 05:48 19:26
Monday, 15th September 2025 06:12 18:53
Tuesday, 30th September 2025 06:37 18:16

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