Saint-Jean-sur-Richelieu
October
Weather in Saint-Jean-sur-Richelieu for October 2025
Your guide to Saint-Jean-sur-Richelieu weather in October - trends and predictions
Snowfall in Saint-Jean-sur-Richelieu during October is quite rare, with fewer than 2 snowy days on average.
In general, the average temperature in Saint-Jean-sur-Richelieu at the beginning of October is 20.9 °C. As the month progressed, temperatures tended to significantly cool down, reaching an average of 12 °C by the end of October.
The climate of Saint-Jean-sur-Richelieu in October is notably wet, with an average of 14 rainy days, and a total of 121.4 mm of precipitation.
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Snow Forecast ❄️
Temperatures
Rain 🌧️
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16
Dry days
14
Rainy days
1
Snow days
15°/6°
Temperatures
21 km/h
Avg max wind
79 %
Avg humidity
Saint-Jean-sur-Richelieu in October average weather
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| Mon. | Tue. | Wed. | Thu. | Fri. | Sat. | Sun. |
|---|---|---|---|---|---|---|
| 1  22° | 2  18° | 3  23° | 4 26° | 5  20° | ||
| 6  19° | 7  18° | 8 13° | 9 12° | 10 12° | 11 15° | 12 14° |
| 13 12° | 14 11° | 15 8° | 16 11° | 17 14° | 18 16° | 19 16° |
| 20 18° | 21 18° | 22  15° | 23 15° | 24 13° | 25 13° | 26 13° |
| 27 12° | 28 12° | 29 9° | 30  11° | 31 14° |
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Temperatures trend during October in Saint-Jean-sur-Richelieu
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° /9° | 0 mm | 0 cm | |
| 2 Oct. | Overcast | 18° /9° | 0 mm | 0 cm | |
| 3 Oct. | Sunny | 23° /9° | 0 mm | 0 cm | |
| 4 Oct. | Mist | 26° /11° | 0 mm | 0 cm | |
| 5 Oct. | Cloudy | 20° /13° | 6.3 mm | 0 cm | |
| 6 Oct. | Patchy light drizzle | 19° /9° | 5.8 mm | 0 cm | |
| 7 Oct. | Light rain shower | 18° /11° | 43.3 mm | 0 cm | |
| 8 Oct. | Light rain shower | 13° /4° | 9.7 mm | 0 cm | |
| 9 Oct. | Light rain shower | 12° /4° | 0.5 mm | 0 cm | |
| 10 Oct. | Light rain shower | 12° /6° | 2.3 mm | 0 cm | |
| 11 Oct. | Patchy rain possible | 15° /6° | 0.7 mm | 0 cm | |
| 12 Oct. | Patchy rain possible | 14° /4° | 5.4 mm | 0 cm | |
| 13 Oct. | Light rain shower | 12° /2° | 0.5 mm | 0 cm | |
| 14 Oct. | Patchy rain possible | 11° /4° | 4.3 mm | 0 cm | |
| 15 Oct. | Patchy rain possible | 8° /2° | 0.2 mm | 0 cm | |
| 16 Oct. | Patchy rain possible | 11° /4° | 0.1 mm | 0 cm | |
| 17 Oct. | Overcast | 14° /3° | 0 mm | 0 cm | |
| 18 Oct. | Patchy rain possible | 16° /4° | 0.2 mm | 0 cm | |
| 19 Oct. | Overcast | 16° /4° | 0 mm | 0 cm | |
| 20 Oct. | Patchy rain possible | 18° /7° | 0.4 mm | 0 cm | |
| 21 Oct. | Light rain shower | 18° /9° | 7.2 mm | 0 cm | |
| 22 Oct. | Moderate rain | 15° /6° | 12.6 mm | 0 cm | |
| 23 Oct. | Patchy rain possible | 15° /8° | 1.6 mm | 0 cm | |
| 24 Oct. | Mist | 13° /4° | 1.9 mm | 0 cm | |
| 25 Oct. | Light drizzle | 13° /4° | 1.9 mm | 0 cm | |
| 26 Oct. | Patchy rain possible | 13° /8° | 1.3 mm | 0 cm | |
| 27 Oct. | Light drizzle | 12° /7° | 0.7 mm | 0 cm | |
| 28 Oct. | Light rain shower | 12° /1° | 0.3 mm | 0 cm | |
| 29 Oct. | Patchy rain possible | 9° /0° | 2.6 mm | 0 cm | |
| 30 Oct. | Moderate snow | 11° /4° | 11 mm | 3.8 cm | |
| 31 Oct. | Mist | 14° /5° | 0.4 mm | 0 cm | |
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Important Notice
Our weather forecast for Saint-Jean-sur-Richelieu 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 Saint-Jean-sur-Richelieu forecast closer to your planned date for the most up-to-date weather information.
Saint-Jean-sur-Richelieu in October - FAQ
What are the expected maximum and minimum temperatures in Saint-Jean-sur-Richelieu during October?
During October, expect a variety of temperatures with highs around 15° and lows near 6°, suitable for diverse activities and preferences.
How much rainfall should be expected in Saint-Jean-sur-Richelieu during October?
Significant rainfall exceeding 121.4 mm is expected in Saint-Jean-sur-Richelieu during October, occurring over more than 14 days. Preparing for wet conditions is recommended in your planning.
Will it snow in Saint-Jean-sur-Richelieu in October 2025?
Saint-Jean-sur-Richelieu typically sees 3.75 cm of snowfall during October.
What are the typical wind conditions in Saint-Jean-sur-Richelieu during October?
The average wind speed in Saint-Jean-sur-Richelieu during October is 21 km/h, suggesting breezy to windy conditions, depending on your activities.
Saint-Jean-sur-Richelieu snow forecast October 2025
Track daily snowfall levels and discover Saint-Jean-sur-Richelieu’s snowy potential this October ❄️
October rainfall patterns in Saint-Jean-sur-Richelieu
Explore the daily rainfall trends and prepare for Saint-Jean-sur-Richelieus October weather 💧
UV exposure in Saint-Jean-sur-Richelieu during October
Stay informed about UV levels for safe outdoor activities throughout the month of October ☀️
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