Sudbury weather in January 2025

Expect -7°C daytime maximum temperatures in the shade with on average 3 hours of sunshine per day in Sudbury in January. Check more long-term weather averages for Sudbury in January before you book your next holiday to Ontario in 2025/2026.

  • -7°C maximum daytime temperature in January in Sudbury-7
    -7°C max day temperature
  • 3 hours of sunshine per day
  • 13 days with some rainfall in January in Sudbury13
    13 days with some rainfall
  • -18°C minimum night-time temperature in January in Sudbury-18
    -18°C min night temperature
  • 9 hours of daylight per day in January in Sudbury9
    9 hours of daylight per day
  • No heat & humidity in January in Sudbury0
    No heat & humidity
  • 63 mm monthly rainfall in January in Sudbury63
    63 mm of monthly rainfall
  • UV (maximum) index 1 (Low) in January in Sudbury1
    1 (Low) UV index

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The January weather guide for Ontario (Sudbury) 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 Sudbury in January?

Daytime temperatures usually reach -7°C in Sudbury in January, falling to -18°C at night.

How sunny is it in Sudbury in January?

There are normally 3 hours of bright sunshine each day in Sudbury in January - that's 31% of daylight hours.

Does it rain in Sudbury in January?

There are usually 13 days with some rain in Sudbury in January and the average monthly rainfall is 63mm. Rain may fall as snow in this month.

Sudbury January sunrise & sunset times

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

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Wednesday, 1st January 2025 08:08 16:48
Thursday, 16th January 2025 08:03 17:06
Friday, 31st January 2025 07:48 17:27

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