Montréal
August
Weather in Montréal for August 2027
Your guide to Montréal weather in August - trends and predictions
In general, the average temperature in Montréal at the beginning of August is 26.5 °C. As the month progressed, temperatures tended to noticeably cool down, reaching an average of 23.5 °C by the end of August.
The climate of Montréal in August is notably wet, with an average of 14 rainy days, and a total of 153.3 mm of precipitation.
Is August a good time to visit Montréal? check out the best time to travel to Montréal page.
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Temperatures
Rain 🌧️
More
17
Dry days
14
Rainy days
0
Snow days
25°/16°
Temperatures
15 km/h
Avg max wind
72 %
Avg humidity
Montréal Weather August
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Temperatures trend during August in Montréal
See the weather trend as well as the moving average line
August weather in Montréal day by day
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| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| 1 Aug. |  Patchy rain possible | 25° /16° | 2 mm | 7 | |
| 2 Aug. |  Light rain | 26° /16° | 3.7 mm | 7 | |
| 3 Aug. | Light rain | 27° /16° | 7.7 mm | 6 | |
| 4 Aug. | Light rain | 28° /17° | 5.4 mm | 7 | |
| 5 Aug. | Patchy rain possible | 26° /16° | 2.2 mm | 7 | |
| 6 Aug. |  Partly cloudy | 28° /16° | 0.3 mm | 7 | |
| 7 Aug. |  Heavy rain at times | 27° /18° | 7.5 mm | 7 | |
| 8 Aug. |  Moderate rain | 25° /17° | 13.5 mm | 6 | |
| 9 Aug. | Moderate rain | 26° /17° | 14.6 mm | 6 | |
| 10 Aug. | Light rain | 28° /19° | 7.8 mm | 7 | |
| 11 Aug. | Patchy rain possible | 27° /18° | 1.9 mm | 7 | |
| 12 Aug. | Patchy rain possible | 26° /17° | 2.3 mm | 7 | |
| 13 Aug. | Light rain | 27° /18° | 3 mm | 7 | |
| 14 Aug. | Patchy rain possible | 26° /16° | 0.7 mm | 7 | |
| 15 Aug. | Partly cloudy | 25° /14° | 0.3 mm | 7 | |
| 16 Aug. | Light rain | 27° /15° | 2.9 mm | 7 | |
| 17 Aug. | Moderate rain | 25° /16° | 12.4 mm | 5 | |
| 18 Aug. | Light rain | 24° /16° | 6.2 mm | 5 | |
| 19 Aug. | Light rain | 22° /15° | 9.8 mm | 5 | |
| 20 Aug. | Light rain | 25° /16° | 2.2 mm | 6 | |
| 21 Aug. | Light rain | 25° /15° | 2.9 mm | 6 | |
| 22 Aug. | Patchy rain possible | 25° /15° | 2.3 mm | 6 | |
| 23 Aug. | Light rain | 25° /16° | 5.5 mm | 5 | |
| 24 Aug. | Light rain | 26° /16° | 3.5 mm | 6 | |
| 25 Aug. | Patchy rain possible | 24° /17° | 1.2 mm | 5 | |
| 26 Aug. | Light rain | 24° /16° | 2.5 mm | 6 | |
| 27 Aug. | Light rain | 24° /14° | 5.8 mm | 6 | |
| 28 Aug. | Patchy rain possible | 23° /14° | 2.4 mm | 6 | |
| 29 Aug. | Light rain | 24° /14° | 8.1 mm | 6 | |
| 30 Aug. | Moderate rain | 23° /15° | 10.7 mm | 5 | |
| 31 Aug. | Patchy rain possible | 23° /13° | 2 mm | 6 | |
| Next | |||||
Important Notice
Our weather forecast for Montréal 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 Montréal forecast closer to your planned date for the most up-to-date weather information.
Change Month
Montréal in August - FAQ
What are the expected maximum and minimum temperatures in Montréal during August?
During August, expect a variety of temperatures with highs around 25° and lows near 16°, suitable for diverse activities and preferences.
How much rainfall should be expected in Montréal during August?
Significant rainfall exceeding 153.3 mm is expected in Montréal during August, occurring over more than 14 days. Preparing for wet conditions is recommended in your planning.
What are the typical wind conditions in Montréal during August?
The average wind speed in Montréal during August is 15 km/h, suggesting breezy to windy conditions, depending on your activities.
August rainfall patterns in Montréal
Explore the daily rainfall trends and prepare for Montréals August weather 💧
Typically, Montréal has 14 rainy days in August with a total of 153.3 mm of rainfall.
UV exposure in Montréal during August
Stay informed about UV levels for safe outdoor activities throughout the month of August ☀️
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