Montreal 7-day weather forecast

Written by:
September 29, 2025
ESOlex // Shutterstock

Montreal 7-day weather forecast

Stacker created the forecast for Montreal, Quebec using data from OpenWeather. This week's high is 18 °C on Monday, while the low is 4 °C on Saturday. There is expected to be 1 sunny day and rain on 5 days this week.

There are currently no weather alerts.

Monday, October 20

- High of 18 °C, low of 13 °C (95% humidity)
- Overcast with a 100% chance of rain (20 mm of rain)
- Gentle breeze (31 km/h wind)
- Sunrise at 7:17 AM, sunset at 6:00 PM
1 / 6
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Tuesday, October 21

- High of 14 °C, low of 9 °C (83% humidity)
- Overcast with a 100% chance of rain (6 mm of rain)
- Moderate risk of harm from sun exposure (3 UV index)
- Light breeze (24 km/h wind)
- Sunrise at 7:18 AM, sunset at 5:58 PM
- New moon
2 / 6
Onishchenko Natalya // Shutterstock

Wednesday, October 22

- High of 12 °C, low of 8 °C (89% humidity)
- Mostly cloudy with a 100% chance of rain (6 mm of rain)
- Light breeze (20 km/h wind)
- Sunrise at 7:20 AM, sunset at 5:56 PM
3 / 6
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Thursday, October 23

- High of 10 °C, low of 7 °C (75% humidity)
- Overcast with a 100% chance of rain (5 mm of rain)
- Moderate risk of harm from sun exposure (2 UV index)
- Light breeze (19 km/h wind)
- Sunrise at 7:21 AM, sunset at 5:55 PM
4 / 6
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Friday, October 24

- High of 8 °C, low of 5 °C (67% humidity)
- Overcast with a 0% chance of snow
- Moderate risk of harm from sun exposure (3 UV index)
- Light breeze (17 km/h wind)
- Sunrise at 7:22 AM, sunset at 5:53 PM
5 / 6
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Saturday, October 25

- High of 8 °C, low of 4 °C (58% humidity)
- Sunny with a 0% chance of snow
- Moderate risk of harm from sun exposure (3 UV index)
- Light air (10 km/h wind)
- Sunrise at 7:24 AM, sunset at 5:52 PM
6 / 6
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Sunday, October 26

- High of 10 °C, low of 6 °C (51% humidity)
- Mostly cloudy with a 20% chance of rain (0 mm of rain)
- Moderate risk of harm from sun exposure (3 UV index)
- Light air (9 km/h wind)
- Sunrise at 7:25 AM, sunset at 5:50 PM

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