Montreal weather in October 2025

Expect 55°F daytime maximum temperatures in the shade with on average 4 hours of sunshine per day in Montreal in October. Check more long-term weather averages for Montreal in October before you book your next holiday to Quebec in 2025/2026.

  • 55°F maximum daytime temperature in October in Montreal55
    55°F max day temperature
  • 4 hours of sunshine per day
  • 13 days with some rainfall in October in Montreal13
    13 days with some rainfall
  • 39°F minimum night-time temperature in October in Montreal39
    39°F min night temperature
  • 11 hours of daylight per day in October in Montreal11
    11 hours of daylight per day
  • No heat & humidity in October in Montreal0
    No heat & humidity
  • 3.2 inches monthly rainfall in October in Montreal3.2
    3.2 inches of monthly rainfall
  • UV (maximum) index 3 (Moderate) in October in Montreal3
    3 (Moderate) UV index

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The October weather guide for Quebec (Montreal) 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)  |  Imperial (°F)

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How warm is it in Montreal in October?

Daytime temperatures usually reach 55°F in Montreal in October, falling to 39°F at night.

How sunny is it in Montreal in October?

There are normally 4 hours of bright sunshine each day in Montreal in October - that's 40% of daylight hours.

Does it rain in Montreal in October?

There are usually 13 days with some rain in Montreal in October and the average monthly rainfall is 3.2 inches.

Montreal October sunrise & sunset times

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

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Wednesday, 1st October 2025 05:53 17:34
Thursday, 16th October 2025 06:12 17:06
Friday, 31st October 2025 06:33 16:42

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