Bangor weather in December 2025

Expect daytime maximum temperatures of 8°C in Bangor 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 157 mm of rainfall in the month.

  • 8°C maximum daytime temperature in December in Bangor8
    8°C max day temperature
  • 1 hour of sunshine per day
  • 21 days with some rainfall in December in Bangor21
    21 days with some rainfall
  • 3°C minimum night-time temperature in December in Bangor3
    3°C min night temperature
  • 8 hours of daylight per day in December in Bangor8
    8 hours of daylight per day
  • No heat & humidity in December in Bangor0
    No heat & humidity
  • 157 mm monthly rainfall in December in Bangor157
    157 mm of monthly rainfall
  • No UV (maximum) index in December in Bangor0
    No UV (Maximum) Index UV index

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The December weather guide for Wales (Bangor) 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 Bangor in December?

Daytime temperatures usually reach 8°C in Bangor in December, falling to 3°C at night.

How sunny is it in Bangor in December?

There are normally 1 hour of bright sunshine each day in Bangor in December - that's 13% of daylight hours.

Does it rain in Bangor in December?

There are usually 21 days with some rain in Bangor in December and the average monthly rainfall is 157mm.

Bangor December sunrise & sunset times

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

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Monday, 1st December 2025 08:08 16:03
Tuesday, 16th December 2025 08:26 15:59
Wednesday, 31st December 2025 08:31 16:08

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