Châteauguay
October
Weather in Châteauguay for October 2025
Your guide to Châteauguay weather in October - trends and predictions
In general, the average temperature in Châteauguay at the beginning of October is 21.3 °C. As the month progressed, temperatures tended to significantly cool down, reaching an average of 12.4 °C by the end of October.
Châteauguay experiences moderate rainfall in October, with an average of 8 rainy days and a total precipitation of 234.3 mm.
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Temperatures
Rain 🌧️
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23
Dry days
8
Rainy days
0
Snow days
18°/5°
Temperatures
19 km/h
Avg max wind
77 %
Avg humidity
Châteauguay Weather October
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Temperatures trend during October in Châteauguay
See the weather trend as well as the moving average line
October weather in Châteauguay day by day
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| Date | Weather | Temperatures | Rain | Snow | More |
|---|---|---|---|---|---|
| 1 Oct. |  Mist | 21° /10° | 0 mm | 0 cm | |
| 2 Oct. |  Partly cloudy | 19° /12° | 4.3 mm | 0 cm | |
| 3 Oct. | Partly cloudy | 24° /11° | 0 mm | 0 cm | |
| 4 Oct. | Mist | 26° /12° | 0 mm | 0 cm | |
| 5 Oct. | Mist | 22° /14° | 1.4 mm | 0 cm | |
| 6 Oct. |  Light rain shower | 20° /10° | 3.5 mm | 0 cm | |
| 7 Oct. |  Moderate or heavy rain shower | 17° /10° | 46.1 mm | 0 cm | |
| 8 Oct. | Light rain shower | 12° /4° | 7.9 mm | 0 cm | |
| 9 Oct. | Light rain shower | 12° /4° | 0.4 mm | 0 cm | |
| 10 Oct. | Light rain shower | 12° /7° | 2.2 mm | 0 cm | |
| 11 Oct. |  Light drizzle | 14° /7° | 2.1 mm | 0 cm | |
| 12 Oct. | Fog | 13° /5° | 4.4 mm | 0 cm | |
| 13 Oct. | Patchy rain possible | 12° /2° | 0.1 mm | 0 cm | |
| 14 Oct. | Patchy rain possible | 11° /4° | 0.1 mm | 0 cm | |
| 15 Oct. | Patchy rain possible | 9° /3° | 0.2 mm | 0 cm | |
| 16 Oct. | Patchy rain possible | 11° /6° | 0.2 mm | 0 cm | |
| 17 Oct. | Patchy rain possible | 13° /4° | 0 mm | 0 cm | |
| 18 Oct. | Patchy rain possible | 16° /4° | 0 mm | 0 cm | |
| 19 Oct. |  Overcast | 14° /5° | 0 mm | 0 cm | |
| 20 Oct. | Patchy rain possible | 16° /8° | 0.3 mm | 0 cm | |
| 21 Oct. | Light rain | 19° /10° | 7.4 mm | 0 cm | |
| 22 Oct. |  Moderate rain | 15° /6° | 13.2 mm | 0 cm | |
| 23 Oct. | Patchy rain possible | 17° /8° | 2.6 mm | 0 cm | |
| 24 Oct. | Mist | 12° /4° | 3.2 mm | 0 cm | |
| 25 Oct. | Light rain | 14° /4° | 1.4 mm | 0 cm | |
| 26 Oct. | Patchy rain possible | 13° /8° | 2.2 mm | 0 cm | |
| 27 Oct. | Light rain | 13° /7° | 1 mm | 0 cm | |
| 28 Oct. | Light rain shower | 12° /1° | 0.3 mm | 0 cm | |
| 29 Oct. | Patchy rain possible | 9° /1° | 2.1 mm | 0 cm | |
| 30 Oct. |  Light sleet showers | 12° /4° | 10.1 mm | 4 cm | |
| 31 Oct. | Mist | 14° /6° | 0.4 mm | 0 cm | |
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Important Notice
Our weather forecast for Châteauguay 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 Châteauguay forecast closer to your planned date for the most up-to-date weather information.
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Châteauguay in October - FAQ
What are the expected maximum and minimum temperatures in Châteauguay during October?
Enjoy moderate daytime temperatures of up to 18° and cooler nights around 5°. Ideal for a range of outdoor activities, from hiking to city tours.
How much rainfall should be expected in Châteauguay during October?
Significant rainfall exceeding 234.3 mm is expected in Châteauguay during October, occurring over more than 8 days. Preparing for wet conditions is recommended in your planning.
Will it snow in Châteauguay in October 2025?
Châteauguay typically sees 8.1 cm of snowfall during October.
What are the typical wind conditions in Châteauguay during October?
The average wind speed in Châteauguay during October is 19 km/h, suggesting breezy to windy conditions, depending on your activities.
Châteauguay snow forecast October 2025
Track daily snowfall levels and discover Châteauguay’s snowy potential this October ❄️
October rainfall patterns in Châteauguay
Explore the daily rainfall trends and prepare for Châteauguays October weather 💧
UV exposure in Châteauguay during October
Stay informed about UV levels for safe outdoor activities throughout the month of October ☀️
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