Glasgow weather in December 2025

Expect -4°C daytime maximum temperatures in the shade with on average 3 hours of sunshine per day in Glasgow in December based on long-term weather averages. There is usually 8 days with some rainfall and 11 mm of average monthly rainfall in December.

  • -4°C maximum daytime temperature in December in Glasgow-4
    -4°C max day temperature
  • 3 hours of sunshine per day
  • 8 days with some rainfall in December in Glasgow8
    8 days with some rainfall
  • -15°C minimum night-time temperature in December in Glasgow-15
    -15°C min night temperature
  • 8 hours of daylight per day in December in Glasgow8
    8 hours of daylight per day
  • No heat & humidity in December in Glasgow0
    No heat & humidity
  • 11 mm monthly rainfall in December in Glasgow11
    11 mm of monthly rainfall
  • UV (maximum) index 1 (Low) in December in Glasgow1
    1 (Low) UV index

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The December weather guide for Montana (Glasgow) 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 cold is it in Glasgow in December?

Daytime temperatures usually reach -4°C in Glasgow in December, falling to -15°C at night.

How sunny is it in Glasgow in December?

There are normally 3 hours of bright sunshine each day in Glasgow in December - that's 39% of daylight hours.

Does it rain in Glasgow in December?

There are usually 8 days with some rain in Glasgow in December and the average monthly rainfall is 11mm. Rain may fall as snow in this month.

Glasgow December sunrise & sunset times

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

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Monday, 1st December 2025 07:37 16:15
Tuesday, 16th December 2025 07:52 16:13
Wednesday, 31st December 2025 07:57 16:23

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