Portstewart weather in December 2024

Expect 8°C daytime maximum temperatures in the shade with on average 1 hours of sunshine per day in Portstewart in December. Check more long-term weather averages for Portstewart in December before you book your next holiday to Northern Ireland in 2024/2025.

  • 8°C maximum daytime temperature in December in Portstewart8
    8°C max day temperature
  • 1 hour of sunshine per day
  • 22 days with some rainfall in December in Portstewart22
    22 days with some rainfall
  • 2°C minimum night-time temperature in December in Portstewart2
    2°C min night temperature
  • 7 hours of daylight per day in December in Portstewart7
    7 hours of daylight per day
  • No heat & humidity in December in Portstewart0
    No heat & humidity
  • 113 mm monthly rainfall in December in Portstewart113
    113 mm of monthly rainfall
  • No UV (maximum) index in December in Portstewart0
    No UV (Maximum) Index UV index
  • 10°C sea temperature in December in Portstewart10
    10°C sea temperature

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The December weather guide for Northern Ireland (Portstewart) 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 Portstewart in December?

Daytime temperatures usually reach 8°C in Portstewart in December, falling to 2°C at night.

How sunny is it in Portstewart in December?

There are normally 1 hour of bright sunshine each day in Portstewart in December - that's 12% of daylight hours.

Is the sea cold around Portstewart in December?

The average sea temperature around Portstewart in December is 10°C.

Does it rain in Portstewart in December?

There are usually 22 days with some rain in Portstewart in December and the average monthly rainfall is 113mm.

Portstewart December sunrise & sunset times

Browse the sunrise and sunset times for Portstewart in December 2024. Select a month to view Portstewart sunrise and sunset times for the next 12 months.

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Sunday, 1st December 2024 08:30 16:02
Monday, 16th December 2024 08:48 15:57
Tuesday, 31st December 2024 08:53 16:07

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