Montérégie (Boucherville)
October
Weather in Montérégie for October 2026
Your guide to Montérégie weather in October - trends and predictions
Until now, October 2026 in Montérégie is slightly cooler than the historical average by 1.5 °C.
The forecast for the upcoming days in Montérégie predicts a temperature of 11.7 °C, which is slightly above the historical average.
In general, the average temperature in Montérégie at the beginning of October is 20 °C. As the month progressed, temperatures tended to significantly cool down, reaching an average of 11 °C by the end of October.
The climate of Montérégie in October is notably wet, with an average of 11 rainy days, and a total of 154.3 mm of precipitation.
Is October a good time to visit Montérégie? check out the best time to travel to Montérégie page.
✨ Is October a good time to visit Montérégie? – Ask the AI Weatherman
Temperatures
Rain 🌧️
More
20
Dry days
11
Rainy days
0
Snow days
14°/6°
Temperatures
18 km/h
Avg max wind
75 %
Avg humidity
Montérégie Weather October
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Temperatures trend during October in Montérégie
See the weather trend as well as the moving average line
October weather in Montérégie day by day
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| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| 1 Oct. |  Mist | 20° /8° | 0.8 mm | 4 | |
| 2 Oct. |  Light rain | 18° /9° | 4.2 mm | 4 | |
| 3 Oct. |  Cloudy | 22° /9° | 0 mm | 4.2 | |
| 4 Oct. | Mist | 22° /11° | 0.2 mm | 4 | |
| 5 Oct. |  Patchy rain possible | 21° /12° | 2.1 mm | 4 | |
| 6 Oct. | Patchy rain possible | 20° /10° | 1.9 mm | 3.9 | |
| 7 Oct. |  Heavy rain | 18° /11° | 40.8 mm | 3 | |
| 8 Oct. |  Moderate rain | 14° /7° | 24.9 mm | 3 | |
| 9 Oct. | Patchy rain possible | 12° /4° | 0.2 mm | 3 | |
| 10 Oct. | Patchy rain possible | 13° /5° | 1.2 mm | 3 | |
| 11 Oct. |  Overcast | 15° /7° | 0.3 mm | 3 | |
| 12 Oct. | Light rain | 14° /6° | 4.4 mm | 3 | |
| 13 Oct. | Light rain | 10° /5° | 6.2 mm | 2 | |
| 14 Oct. | Light rain | 13° /6° | 3.5 mm | 2 | |
| 15 Oct. | Overcast | 10° /4° | 0 mm | 2 | |
| 16 Oct. | Light rain | 12° /4° | 5.4 mm | 2 | |
| 17 Oct. | Overcast | 12° /3° | 0 mm | 3 | |
| 18 Oct. | Mist | 14° /3° | 0 mm | 3 | |
| 19 Oct. | Overcast | 16° /6° | 0 mm | 2.9 | |
| 20 Oct. | Moderate rain | 15° /9° | 11.2 mm | 2.9 | |
| 21 Oct. | Light rain | 16° /8° | 5.1 mm | 2.8 | |
| 22 Oct. | Moderate rain | 14° /7° | 9.2 mm | 2.7 | |
| 23 Oct. | Patchy rain possible | 13° /7° | 1.3 mm | 2.7 | |
| 24 Oct. | Patchy rain possible | 12° /4° | 1.7 mm | 2 | |
| 25 Oct. | Overcast | 12° /4° | 0.9 mm | 2 | |
| 26 Oct. | Patchy rain possible | 11° /5° | 2.3 mm | 0.3 | |
| 27 Oct. |  Sunny | 7° /2° | 0 mm | 2.5 | |
| 28 Oct. | Overcast | 9° /2° | 0 mm | 1.9 | |
| 29 Oct. | Patchy rain possible | 18° /6° | 1.3 mm | 2.3 | |
| 30 Oct. | Sunny | 15° /7° | 0.2 mm | 2.3 | |
| 31 Oct. | Sunny | 10° /5° | 0 mm | 3 | |
| Next | |||||
Important Notice
Our weather forecast for Montérégie 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 Montérégie forecast closer to your planned date for the most up-to-date weather information.
Change Month
Montérégie in October - FAQ
What are the expected maximum and minimum temperatures in Montérégie during October?
During October, expect a variety of temperatures with highs around 14° and lows near 6°, suitable for diverse activities and preferences.
How much rainfall should be expected in Montérégie during October?
Significant rainfall exceeding 154.3 mm is expected in Montérégie during October, occurring over more than 11 days. Preparing for wet conditions is recommended in your planning.
Will it snow in Montérégie in October 2026?
Montérégie typically sees 2.1 cm of snowfall during October.
What are the typical wind conditions in Montérégie during October?
The average wind speed in Montérégie during October is 18 km/h, suggesting breezy to windy conditions, depending on your activities.
October rainfall patterns in Montérégie
Explore the daily rainfall trends and prepare for Montérégies October weather 💧
Typically, Montérégie has 11 rainy days in October with a total of 154.3 mm of rainfall.
UV exposure in Montérégie during October
Stay informed about UV levels for safe outdoor activities throughout the month of October ☀️
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