Montérégie (Granby)
August
Weather in Montérégie for August 2025
Your guide to Montérégie weather in August - trends and predictions
The forecast for the next days in Montérégie predicts temperatures to be around 26 °C, close to the historical average.
In general, the average temperature in Montérégie at the beginning of August is 26.9 °C. As the month progressed, temperatures tended to significantly cool down, reaching an average of 21.1 °C by the end of August.
Montérégie experiences heavy rainfall in August, with over 20 rainy days and an average total precipitation 197.4 mm.
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Temperatures
Rain 🌧️
More
4
Dry days
27
Rainy days
0
Snow days
22°/13°
Temperatures
14 km/h
Avg max wind
85 %
Avg humidity
Montérégie Weather August
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Temperatures trend during August in Montérégie
See the weather trend as well as the moving average line
August weather in Montérégie day by day
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| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| 1 Aug. |  Sunny | 23° /11° | 0 mm | 2 | |
| 2 Aug. |  Moderate rain | 24° /11° | 7.4 mm | 1.6 | |
| 3 Aug. | Moderate rain | 30° /15° | 5.7 mm | 0.8 | |
| 4 Aug. | Sunny | 27° /15° | 0 mm | 1.3 | |
| 5 Aug. |  Patchy rain possible | 28° /18° | 0.4 mm | 0.1 | |
| 6 Aug. | Sunny | 29° /18° | 0 mm | 6 | |
| 7 Aug. | Patchy rain possible | 27° /19° | 0.4 mm | 5 | |
| 8 Aug. | Patchy rain possible | 20° /19° | 3.1 mm | 4 | |
| 9 Aug. |  Fog | 29° /19° | 0 mm | 5 | |
| 10 Aug. |  Partly cloudy | 31° /21° | 0 mm | 7 | |
| 11 Aug. | Patchy rain possible | 26° /16° | 1.4 mm | 5 | |
| 12 Aug. | Sunny | 25° /14° | 0 mm | 5 | |
| 13 Aug. | Sunny | 27° /19° | 0 mm | 6 | |
| 14 Aug. | Patchy rain possible | 24° /18° | 0.2 mm | 5 | |
| 15 Aug. | Patchy rain possible | 23° /15° | 4.4 mm | 5 | |
| 16 Aug. |  Moderate or heavy rain shower | 24° /16° | 8.9 mm | 6 | |
| 17 Aug. | Patchy rain possible | 26° /17° | 3.3 mm | 6 | |
| 18 Aug. | Moderate or heavy rain shower | 24° /16° | 16.8 mm | 6 | |
| 19 Aug. |  Heavy rain at times | 18° /12° | 11.5 mm | 4 | |
| 20 Aug. | Heavy rain at times | 19° /11° | 3.8 mm | 5 | |
| 21 Aug. |  Overcast | 17° /12° | 5.1 mm | 4 | |
| 22 Aug. |  Cloudy | 19° /10° | 2.7 mm | 5 | |
| 23 Aug. | Overcast | 22° /10° | 0 mm | 5 | |
| 24 Aug. | Overcast | 24° /12° | 1.2 mm | 5 | |
| 25 Aug. |  Light rain | 20° /14° | 2.2 mm | 5 | |
| 26 Aug. | Light rain shower | 21° /14° | 5.5 mm | 5 | |
| 27 Aug. | Mist | 22° /13° | 0 mm | 5 | |
| 28 Aug. | Mist | 21° /10° | 3.4 mm | 5 | |
| 29 Aug. | Light rain shower | 23° /10° | 2.4 mm | 6 | |
| 30 Aug. | Moderate or heavy rain shower | 22° /10° | 5.4 mm | 6 | |
| 31 Aug. | Cloudy | 19° /9° | 3 mm | 5 | |
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Important Notice
Our weather forecast for Montérégie in August 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.
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Montérégie in August - FAQ
What are the expected maximum and minimum temperatures in Montérégie during August?
Enjoy moderate daytime temperatures of up to 22° and cooler nights around 13°. Ideal for a range of outdoor activities, from hiking to city tours.
How much rainfall should be expected in Montérégie during August?
Significant rainfall exceeding 197.4 mm is expected in Montérégie during August, occurring over more than 27 days. Preparing for wet conditions is recommended in your planning.
What are the typical wind conditions in Montérégie during August?
The average wind speed in Montérégie during August is 14 km/h, suggesting breezy to windy conditions, depending on your activities.
August rainfall patterns in Montérégie
Explore the daily rainfall trends and prepare for Montérégies August weather 💧
UV exposure in Montérégie during August
Stay informed about UV levels for safe outdoor activities throughout the month of August ☀️
Top locations in Montérégie
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BeloeilBouchervilleBrossardChamblyGranbyLongueuilSaint-HyacintheSalaberry-de-ValleyfieldVaudreuil-DorionWarden
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