Carrick-On-Shannon weather in September 2025

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

  • 16°C maximum daytime temperature in September in Carrick-On-Shannon16
    16°C max day temperature
  • 3 hours of sunshine per day
  • 20 days with some rainfall in September in Carrick-On-Shannon20
    20 days with some rainfall
  • 8°C minimum night-time temperature in September in Carrick-On-Shannon8
    8°C min night temperature
  • 13 hours of daylight per day in September in Carrick-On-Shannon13
    13 hours of daylight per day
  • No heat & humidity in September in Carrick-On-Shannon0
    No heat & humidity
  • 100 mm monthly rainfall in September in Carrick-On-Shannon100
    100 mm of monthly rainfall
  • UV (maximum) index 4 (Moderate) in September in Carrick-On-Shannon4
    4 (Moderate) UV index

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Carrick-On-Shannon by month

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The September weather guide for Ireland (Carrick-On-Shannon) 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 Carrick-On-Shannon in September?

Daytime temperatures usually reach 16°C in Carrick-On-Shannon in September, falling to 8°C at night.

How sunny is it in Carrick-On-Shannon in September?

There are normally 3 hours of bright sunshine each day in Carrick-On-Shannon in September - that's 26% of daylight hours.

Does it rain in Carrick-On-Shannon in September?

There are usually 20 days with some rain in Carrick-On-Shannon in September and the average monthly rainfall is 100mm.

Carrick-On-Shannon September sunrise & sunset times

Browse the sunrise and sunset times for Carrick-On-Shannon in September 2025. Select a month to view Carrick-On-Shannon sunrise and sunset times for the next 12 months.

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Monday, 1st September 2025 05:41 19:22
Monday, 15th September 2025 06:06 18:48
Tuesday, 30th September 2025 06:33 18:11

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