Montérégie (Boucherville)
October
Weather in Montérégie for October 2025
Your guide to Montérégie weather in October - trends and predictions
In general, the average temperature in Montérégie at the beginning of October is 21.1 °C. As the month progressed, temperatures tended to significantly cool down, reaching an average of 12.1 °C by the end of October.
Expect significant rainfall in Montérégie during October, with an average of 17 rainy days.
Snowfall in Montérégie during October is quite rare, with fewer than 2 snowy days on average.
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13
Dry days
17
Rainy days
1
Snow days
15°/7°
Temperatures
17 km/h
Avg max wind
79 %
Avg humidity
Montérégie in October average weather
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| Mon. | Tue. | Wed. | Thu. | Fri. | Sat. | Sun. |
|---|---|---|---|---|---|---|
| 1  22° | 2 18° | 3  24° | 4 26° | 5  21° | ||
| 6  19° | 7  18° | 8  12° | 9 12° | 10 12° | 11 14° | 12 13° |
| 13 12° | 14 12° | 15 9° | 16 11° | 17  14° | 18 15° | 19 13° |
| 20 15° | 21 19° | 22  15° | 23 16° | 24 13° | 25 13° | 26 13° |
| 27 13° | 28 12° | 29 8° | 30  11° | 31 15° |
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Temperatures trend during October in Montérégie
See the weather trend as well as the moving average line
October weather day by day
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| Date | Weather | Temperatures | Rain | Snow | More |
|---|---|---|---|---|---|
| 1 Oct. | Mist | 22° /8° | 0 mm | 0 cm | |
| 2 Oct. | Mist | 18° /10° | 2.9 mm | 0 cm | |
| 3 Oct. | Partly cloudy | 24° /11° | 0 mm | 0 cm | |
| 4 Oct. | Fog | 26° /12° | 0 mm | 0 cm | |
| 5 Oct. | Cloudy | 21° /13° | 1.1 mm | 0 cm | |
| 6 Oct. | Patchy light drizzle | 19° /10° | 3.8 mm | 0 cm | |
| 7 Oct. | Moderate or heavy rain shower | 18° /10° | 47.8 mm | 0 cm | |
| 8 Oct. | Light rain shower | 12° /5° | 10.6 mm | 0 cm | |
| 9 Oct. | Patchy rain possible | 12° /4° | 0.3 mm | 0 cm | |
| 10 Oct. | Light rain shower | 12° /6° | 2.4 mm | 0 cm | |
| 11 Oct. | Patchy rain possible | 14° /7° | 0.7 mm | 0 cm | |
| 12 Oct. | Fog | 13° /6° | 6.6 mm | 0 cm | |
| 13 Oct. | Light rain shower | 12° /3° | 0.3 mm | 0 cm | |
| 14 Oct. | Patchy rain possible | 12° /4° | 2.4 mm | 0 cm | |
| 15 Oct. | Patchy rain possible | 9° /3° | 0.1 mm | 0 cm | |
| 16 Oct. | Patchy rain possible | 11° /4° | 0.1 mm | 0 cm | |
| 17 Oct. | Overcast | 14° /4° | 0 mm | 0 cm | |
| 18 Oct. | Mist | 15° /3° | 0 mm | 0 cm | |
| 19 Oct. | Overcast | 13° /5° | 0 mm | 0 cm | |
| 20 Oct. | Patchy rain possible | 15° /8° | 0.3 mm | 0 cm | |
| 21 Oct. | Light rain shower | 19° /10° | 6 mm | 0 cm | |
| 22 Oct. | Moderate rain | 15° /6° | 12.8 mm | 0 cm | |
| 23 Oct. | Overcast | 16° /8° | 2.5 mm | 0 cm | |
| 24 Oct. | Overcast | 13° /5° | 3.4 mm | 0 cm | |
| 25 Oct. | Light drizzle | 13° /4° | 1.9 mm | 0 cm | |
| 26 Oct. | Patchy rain possible | 13° /8° | 1.7 mm | 0 cm | |
| 27 Oct. | Light rain | 13° /7° | 1.4 mm | 0 cm | |
| 28 Oct. | Light rain shower | 12° /1° | 0.5 mm | 0 cm | |
| 29 Oct. | Overcast | 8° /0° | 1.9 mm | 0 cm | |
| 30 Oct. | Moderate snow | 11° /4° | 10.8 mm | 3.2 cm | |
| 31 Oct. | Partly cloudy | 15° /6° | 0.2 mm | 0 cm | |
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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.
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 15° and lows near 7°, suitable for diverse activities and preferences.
How much rainfall should be expected in Montérégie during October?
Significant rainfall exceeding 119.1 mm is expected in Montérégie during October, occurring over more than 17 days. Preparing for wet conditions is recommended in your planning.
Is snowfall common in Montérégie during October?
Montérégie experiences an average snowfall of 6.4 cm during October, occurring over 1 days, which may interest winter sports enthusiasts.
What are the typical wind conditions in Montérégie during October?
The average wind speed in Montérégie during October is 17 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 💧
October snowfall in Montérégie
Track daily snowfall levels and discover Montérégie’s snowy potential this October ❄️
UV exposure in Montérégie during October
Stay informed about UV levels for safe outdoor activities throughout the month of October ☀️
Top locations in Montérégie
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BeloeilBouchervilleBrossardChamblyGranbyLongueuilSaint-HyacintheSaint-Jean-sur-RichelieuSalaberry-de-ValleyfieldWarden
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