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.
Expect significant rainfall in Châteauguay during October, with an average of 18 rainy days.
Snowfall in Châteauguay during October is quite rare, with fewer than 2 snowy days on average.
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12
Dry days
18
Rainy days
1
Snow days
15°/8°
Temperatures
18 km/h
Avg max wind
79 %
Avg humidity
Châteauguay in October average weather
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| Mon. | Tue. | Wed. | Thu. | Fri. | Sat. | Sun. |
|---|---|---|---|---|---|---|
| 1  21° | 2  19° | 3 24° | 4 26° | 5 22° | ||
| 6  20° | 7  17° | 8 12° | 9 12° | 10 12° | 11  14° | 12 13° |
| 13 12° | 14 11° | 15 9° | 16 11° | 17 13° | 18 16° | 19  14° |
| 20 16° | 21 19° | 22  15° | 23 17° | 24 12° | 25 14° | 26 13° |
| 27 13° | 28 12° | 29 9° | 30  12° | 31 14° |
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Temperatures trend during October in Châteauguay
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 | 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.
Châteauguay in October - FAQ
What are the expected maximum and minimum temperatures in Châteauguay during October?
During October, expect a variety of temperatures with highs around 15° and lows near 8°, suitable for diverse activities and preferences.
How much rainfall should be expected in Châteauguay during October?
Significant rainfall exceeding 134.7 mm is expected in Châteauguay during October, occurring over more than 18 days. Preparing for wet conditions is recommended in your planning.
Is snowfall common in Châteauguay during October?
Châteauguay experiences an average snowfall of 8.1 cm during October, occurring over 1 days, which may interest winter sports enthusiasts.
What are the typical wind conditions in Châteauguay during October?
The average wind speed in Châteauguay during October is 18 km/h, suggesting breezy to windy conditions, depending on your activities.
October rainfall patterns in Châteauguay
Explore the daily rainfall trends and prepare for Châteauguays October weather 💧
October snowfall in Châteauguay
Track daily snowfall levels and discover Châteauguay’s snowy potential this October ❄️
UV exposure in Châteauguay during October
Stay informed about UV levels for safe outdoor activities throughout the month of October ☀️
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