Stephenville weather in December 2025

Expect daytime maximum temperatures of -1°C in Stephenville in December based on long-term weather averages. There is 1 hour of sunshine per day on average with 24 days with some rainfall and typically 132 mm of rainfall in the month, which might fall as snow.

  • -1°C maximum daytime temperature in December in Stephenville-1
    -1°C max day temperature
  • 1 hour of sunshine per day
  • 24 days with some rainfall in December in Stephenville24
    24 days with some rainfall
  • -7°C minimum night-time temperature in December in Stephenville-7
    -7°C min night temperature
  • 8 hours of daylight per day in December in Stephenville8
    8 hours of daylight per day
  • No heat & humidity in December in Stephenville0
    No heat & humidity
  • 132 mm monthly rainfall in December in Stephenville132
    132 mm of monthly rainfall
  • UV (maximum) index 1 (Low) in December in Stephenville1
    1 (Low) UV index
  • 2°C sea temperature in December in Stephenville2
    2°C sea temperature

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The December weather guide for Newfoundland & Labrador (Stephenville) 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 Stephenville in December?

Daytime temperatures usually reach -1°C in Stephenville in December, falling to -7°C at night.

How sunny is it in Stephenville in December?

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

Is the sea cold around Stephenville in December?

The average sea temperature around Stephenville in December is 2°C.

Does it rain in Stephenville in December?

There are usually 24 days with some rain in Stephenville in December and the average monthly rainfall is 132mm. Rain may fall as snow in this month.

Stephenville December sunrise & sunset times

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

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Monday, 1st December 2025 07:56 16:31
Tuesday, 16th December 2025 08:11 16:29
Wednesday, 31st December 2025 08:16 16:39

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