Windsor weather in January 2026

Expect daytime maximum temperatures of -1°C in Windsor, Ontario in January based on long-term weather averages. There are 3 hours of sunshine per day on average with 13 days with some rainfall and typically 51 mm of rainfall in the month, which might fall as snow.

  • -1°C maximum daytime temperature in January in Windsor-1
    -1°C max day temperature
  • 3 hours of sunshine per day
  • 13 days with some rainfall in January in Windsor13
    13 days with some rainfall
  • -9°C minimum night-time temperature in January in Windsor-9
    -9°C min night temperature
  • 9 hours of daylight per day in January in Windsor9
    9 hours of daylight per day
  • No heat & humidity in January in Windsor0
    No heat & humidity
  • 51 mm monthly rainfall in January in Windsor51
    51 mm of monthly rainfall
  • UV (maximum) index 1 (Low) in January in Windsor1
    1 (Low) UV index
  • 3°C sea temperature in January in Windsor3
    3°C sea temperature

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The January weather guide for Ontario (Windsor) 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 Ontario

How cold is it in Windsor in January?

Daytime temperatures usually reach -1°C in Windsor in January, falling to -9°C at night.

How sunny is it in Windsor in January?

There are normally 3 hours of bright sunshine each day in Windsor in January - that's 34% of daylight hours.

Is the sea cold around Windsor in January?

The average sea temperature around Windsor in January is 3°C.

Does it rain in Windsor in January?

There are usually 13 days with some rain in Windsor in January and the average monthly rainfall is 51mm. Rain may fall as snow in this month.

Windsor January sunrise & sunset times

Browse the sunrise and sunset times for Windsor in January 2026. Select a month to view Windsor sunrise and sunset times for the next 12 months.

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Thursday, 1st January 2026 08:01 17:10
Friday, 16th January 2026 07:58 17:26
Saturday, 31st January 2026 07:46 17:45

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