Ennis weather in September 2026

Expect daytime maximum temperatures of 17°C in Ennis, Ireland in September based on long-term weather averages. There are 4 hours of sunshine per day on average with 19 days with some rainfall and typically 104 mm of rainfall in the month.

  • 17°C maximum daytime temperature in September in Ennis17
    17°C max day temperature
  • 4 hours of sunshine per day
  • 19 days with some rainfall in September in Ennis19
    19 days with some rainfall
  • 10°C minimum night-time temperature in September in Ennis10
    10°C min night temperature
  • 13 hours of daylight per day in September in Ennis13
    13 hours of daylight per day
  • No heat & humidity in September in Ennis0
    No heat & humidity
  • 104 mm monthly rainfall in September in Ennis104
    104 mm of monthly rainfall
  • UV (maximum) index 4 (Moderate) in September in Ennis4
    4 (Moderate) UV index

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The September weather guide for Ireland (Ennis) 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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How warm is it in Ennis in September?

Daytime temperatures usually reach 17°C in Ennis in September, falling to 10°C at night.

How sunny is it in Ennis in September?

There are normally 4 hours of bright sunshine each day in Ennis in September - that's 28% of daylight hours.

Does it rain in Ennis in September?

There are usually 19 days with some rain in Ennis in September and the average monthly rainfall is 104mm.

Ennis September sunrise & sunset times

Browse the sunrise and sunset times for Ennis in September 2026. Select a month to view Ennis sunrise and sunset times for the next 12 months.

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Tuesday, 1st September 2026 05:46 19:25
Tuesday, 15th September 2026 06:10 18:51
Wednesday, 30th September 2026 06:35 18:15

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