Dungannon weather in December 2025

Expect daytime maximum temperatures of 45°F in Dungannon, Northern Ireland in December based on long-term weather averages. There is 1 hour of sunshine per day on average with 21 days with some rainfall and typically 3.5 inches of rainfall in the month.

  • 45°F maximum daytime temperature in December in Dungannon45
    45°F max day temperature
  • 1 hour of sunshine per day
  • 21 days with some rainfall in December in Dungannon21
    21 days with some rainfall
  • 36°F minimum night-time temperature in December in Dungannon36
    36°F min night temperature
  • 7 hours of daylight per day in December in Dungannon7
    7 hours of daylight per day
  • No heat & humidity in December in Dungannon0
    No heat & humidity
  • 3.5 inches monthly rainfall in December in Dungannon3.5
    3.5 inches of monthly rainfall
  • No UV (maximum) index in December in Dungannon0
    No UV (Maximum) Index UV index

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The December 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 cold is it in Dungannon in December?

Daytime temperatures usually reach 45°F in Dungannon in December, falling to 36°F at night.

How sunny is it in Dungannon in December?

There are normally 1 hour of bright sunshine each day in Dungannon in December - that's 16% of daylight hours.

Does it rain in Dungannon in December?

There are usually 21 days with some rain in Dungannon in December and the average monthly rainfall is 3.5 inches.

Dungannon December sunrise & sunset times

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

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Monday, 1st December 2025 08:26 16:06
Tuesday, 16th December 2025 08:44 16:02
Wednesday, 31st December 2025 08:49 16:11

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