Montreal 7-day weather forecast

Written by:
September 8, 2025
ESOlex // Shutterstock

Montreal 7-day weather forecast

Stacker created the forecast for Montreal, Quebec using data from OpenWeather. This week's high is 25 °C on Wednesday, while the low is 9 °C on Friday. There are expected to be 5 sunny days and rain on 2 days this week.

There are currently no weather alerts.

Monday, September 8

- High of 22 °C, low of 11 °C (43% humidity)
- Sunny with a 0% chance of snow
- High risk of harm from sun exposure (5 UV index)
- Light breeze (16 km/h wind)
- Sunrise at 6:24 AM, sunset at 7:19 PM
1 / 6
Leonid Ikan // Shutterstock

Tuesday, September 9

- High of 23 °C, low of 10 °C (37% humidity)
- Sunny with a 0% chance of snow
- High risk of harm from sun exposure (5 UV index)
- Light air (9 km/h wind)
- Sunrise at 6:25 AM, sunset at 7:17 PM
2 / 6
Onishchenko Natalya // Shutterstock

Wednesday, September 10

- High of 25 °C, low of 12 °C (37% humidity)
- Sunny with a 0% chance of snow
- Moderate risk of harm from sun exposure (4 UV index)
- Light air (8 km/h wind)
- Sunrise at 6:26 AM, sunset at 7:15 PM
3 / 6
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Thursday, September 11

- High of 24 °C, low of 14 °C (49% humidity)
- Sunny with a 0% chance of snow
- Moderate risk of harm from sun exposure (5 UV index)
- Light breeze (14 km/h wind)
- Sunrise at 6:28 AM, sunset at 7:13 PM
4 / 6
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Friday, September 12

- High of 21 °C, low of 9 °C (39% humidity)
- Sunny with a 0% chance of snow
- Light breeze (14 km/h wind)
- Sunrise at 6:29 AM, sunset at 7:11 PM
5 / 6
Leonid Ikan // Shutterstock

Saturday, September 13

- High of 24 °C, low of 11 °C (38% humidity)
- Overcast with a 20% chance of rain (0 mm of rain)
- Light air (9 km/h wind)
- Sunrise at 6:30 AM, sunset at 7:09 PM
6 / 6
Nazarova Mariia // Shutterstock

Sunday, September 14

- High of 17 °C, low of 14 °C (95% humidity)
- Overcast with a 100% chance of rain (9 mm of rain)
- Light breeze (22 km/h wind)
- Sunrise at 6:31 AM, sunset at 7:07 PM
- Last quarter moon

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