Montréal
October
Weather in Montréal for October 2026
Your guide to Montréal weather in October - trends and predictions
Until now, October 2026 in Montréal is slightly cooler than the historical average by 1.7 °C.
The forecast for the next days in Montréal predicts temperatures to be around 12 °C, close to the historical average.
In general, the average temperature in Montréal at the beginning of October is 19.1 °C. As the month progressed, temperatures tended to significantly cool down, reaching an average of 11.8 °C by the end of October.
Montréal experiences moderate rainfall in October, with an average of 10 rainy days and a total precipitation of 135.2 mm.
Is October a good time to visit Montréal? check out the best time to travel to Montréal page.
✨ Is October a good time to visit Montréal? – Ask the AI Weatherman
Temperatures
Rain 🌧️
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21
Dry days
10
Rainy days
0
Snow days
15°/7°
Temperatures
17 km/h
Avg max wind
73 %
Avg humidity
Montréal Weather October
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Temperatures trend during October in Montréal
See the weather trend as well as the moving average line
October weather in Montréal day by day
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| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| 1 Oct. |  Partly cloudy | 19° /9° | 0.6 mm | 4 | |
| 2 Oct. |  Moderate or heavy rain shower | 16° /9° | 5.7 mm | 4 | |
| 3 Oct. |  Sunny | 20° /8° | 0 mm | 4.2 | |
| 4 Oct. |  Overcast | 20° /9° | 0.1 mm | 4 | |
| 5 Oct. |  Patchy rain possible | 20° /11° | 1 mm | 4 | |
| 6 Oct. | Patchy rain possible | 20° /10° | 1.3 mm | 3.9 | |
| 7 Oct. |  Heavy rain | 19° /10° | 28.6 mm | 3.8 | |
| 8 Oct. |  Moderate rain | 15° /7° | 15.8 mm | 3 | |
| 9 Oct. | Patchy rain possible | 13° /6° | 0.5 mm | 3.7 | |
| 10 Oct. | Patchy rain possible | 13° /6° | 1.8 mm | 3 | |
| 11 Oct. | Overcast | 17° /8° | 0.3 mm | 3 | |
| 12 Oct. |  Light rain | 17° /8° | 2.8 mm | 3.5 | |
| 13 Oct. | Light rain | 13° /8° | 8.7 mm | 3 | |
| 14 Oct. | Light rain | 15° /8° | 4.3 mm | 3 | |
| 15 Oct. | Overcast | 13° /7° | 0.2 mm | 3 | |
| 16 Oct. | Moderate or heavy rain shower | 13° /6° | 7.5 mm | 3 | |
| 17 Oct. | Partly cloudy | 12° /5° | 0.9 mm | 3 | |
| 18 Oct. | Patchy rain possible | 12° /4° | 0.8 mm | 3 | |
| 19 Oct. | Patchy rain possible | 14° /6° | 0.7 mm | 3 | |
| 20 Oct. | Light rain | 14° /8° | 7.6 mm | 2.9 | |
| 21 Oct. | Light rain | 15° /8° | 4.9 mm | 2.8 | |
| 22 Oct. | Light rain | 15° /6° | 7.5 mm | 2.8 | |
| 23 Oct. | Overcast | 13° /7° | 0.9 mm | 2.7 | |
| 24 Oct. | Patchy rain possible | 13° /5° | 1.2 mm | 2.6 | |
| 25 Oct. | Patchy rain possible | 13° /6° | 0.7 mm | 2.6 | |
| 26 Oct. | Patchy rain possible | 11° /5° | 2.2 mm | 0.3 | |
| 27 Oct. | Sunny | 7° /2° | 0 mm | 2.5 | |
| 28 Oct. | Overcast | 9° /2° | 0 mm | 1.6 | |
| 29 Oct. | Patchy rain possible | 18° /6° | 1.2 mm | 2.4 | |
| 30 Oct. | Sunny | 15° /7° | 0.2 mm | 2.3 | |
| 31 Oct. | Sunny | 9° /5° | 0 mm | 3 | |
| Next | |||||
Important Notice
Our weather forecast for Montréal in October is based on the analysis of historical data rather than real-time forecast models. While this provides a general overview, weather conditions can change. We recommend that you check the Montréal forecast closer to your planned date for the most up-to-date weather information.
Change Month
Montréal in October - FAQ
What are the expected maximum and minimum temperatures in Montréal during October?
During October, expect a variety of temperatures with highs around 15° and lows near 7°, suitable for diverse activities and preferences.
How much rainfall should be expected in Montréal during October?
Significant rainfall exceeding 135.2 mm is expected in Montréal during October, occurring over more than 10 days. Preparing for wet conditions is recommended in your planning.
Will it snow in Montréal in October 2026?
Montréal typically sees 1.2 cm of snowfall during October.
What are the typical wind conditions in Montréal during October?
The average wind speed in Montréal during October is 17 km/h, suggesting breezy to windy conditions, depending on your activities.
October rainfall patterns in Montréal
Explore the daily rainfall trends and prepare for Montréals October weather 💧
Typically, Montréal has 10 rainy days in October with a total of 135.2 mm of rainfall.
UV exposure in Montréal during October
Stay informed about UV levels for safe outdoor activities throughout the month of October ☀️
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