Dungannon weather in September 2025

Expect 61°F daytime maximum temperatures in the shade with on average 3 hours of sunshine per day in Dungannon in September. Check more long-term weather averages for Dungannon in September before you book your next holiday to Northern Ireland in 2025/2026.

  • 61°F maximum daytime temperature in September in Dungannon61
    61°F max day temperature
  • 3 hours of sunshine per day
  • 20 days with some rainfall in September in Dungannon20
    20 days with some rainfall
  • 46°F minimum night-time temperature in September in Dungannon46
    46°F min night temperature
  • 13 hours of daylight per day in September in Dungannon13
    13 hours of daylight per day
  • No heat & humidity in September in Dungannon0
    No heat & humidity
  • 3.3 inches monthly rainfall in September in Dungannon3.3
    3.3 inches of monthly rainfall
  • UV (maximum) index 3 (Moderate) in September in Dungannon3
    3 (Moderate) UV index

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The September weather guide for Northern Ireland (Dungannon) 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)  |  Imperial (°F)

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How warm is it in Dungannon in September?

Daytime temperatures usually reach 61°F in Dungannon in September, falling to 46°F at night.

How sunny is it in Dungannon in September?

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

Does it rain in Dungannon in September?

There are usually 20 days with some rain in Dungannon in September and the average monthly rainfall is 3.3 inches.

Dungannon September sunrise & sunset times

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

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Monday, 1st September 2025 05:35 19:18
Monday, 15th September 2025 06:00 18:43
Tuesday, 30th September 2025 06:28 18:05

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