Enniskillen weather in September 2026

Expect daytime maximum temperatures of 15°C in Enniskillen, Northern Ireland in September based on long-term weather averages. There are 3 hours of sunshine per day on average with 21 days with some rainfall and typically 120 mm of rainfall in the month.

  • 15°C maximum daytime temperature in September in Enniskillen15
    15°C max day temperature
  • 3 hours of sunshine per day
  • 21 days with some rainfall in September in Enniskillen21
    21 days with some rainfall
  • 8°C minimum night-time temperature in September in Enniskillen8
    8°C min night temperature
  • 13 hours of daylight per day in September in Enniskillen13
    13 hours of daylight per day
  • No heat & humidity in September in Enniskillen0
    No heat & humidity
  • 120 mm monthly rainfall in September in Enniskillen120
    120 mm of monthly rainfall
  • UV (maximum) index 3 (Moderate) in September in Enniskillen3
    3 (Moderate) UV index

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The September weather guide for Northern Ireland (Enniskillen) 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 the UK

How warm is it in Enniskillen in September?

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

How sunny is it in Enniskillen in September?

There are normally 4 hours of bright sunshine each day in Enniskillen in September - that's 30% of daylight hours.

How warm is the sea around Enniskillen in September?

The average sea temperature around Enniskillen in September is 14°C.

Does it rain in Enniskillen in September?

There are usually 17 days with some rain in Enniskillen in September and the average monthly rainfall is 94mm.

Enniskillen September sunrise & sunset times

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

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Tuesday, 1st September 2026 05:38 19:22
Tuesday, 15th September 2026 06:03 18:47
Wednesday, 30th September 2026 06:31 18:09

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