Outaouais (Gatineau)
August
Weather in Outaouais for August 2025
Your guide to Outaouais weather in August - trends and predictions
In general, the average temperature in Outaouais at the beginning of August is 24.7 °C. As the month progressed, temperatures tended to noticeably cool down, reaching an average of 22.3 °C by the end of August.
Outaouais experiences an exceptionally high level of rainfall in August, with more than 20 rainy days on average.
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10
Dry days
21
Rainy days
0
Snow days
23°/13°
Temperatures
15 km/h
Avg max wind
77 %
Avg humidity
Outaouais in August average weather
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| Mon. | Tue. | Wed. | Thu. | Fri. | Sat. | Sun. |
|---|---|---|---|---|---|---|
| 1  25° | 2  27° | 3  26° | ||||
| 4 27° | 5 23° | 6 24° | 7 21° | 8 21° | 9 24° | 10 22° |
| 11 21° | 12 22° | 13 24° | 14 25° | 15 25° | 16 27° | 17 24° |
| 18 22° | 19 18° | 20  21° | 21 21° | 22 22° | 23 24° | 24 23° |
| 25  22° | 26 24° | 27 25° | 28 21° | 29 23° | 30  19° | 31  22° |
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Temperatures trend during August in Outaouais
See the weather trend as well as the moving average line
August weather day by day
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| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| 1 Aug. | Patchy rain possible | 25° /14° | 0.6 mm | 6 | |
| 2 Aug. | Overcast | 27° /14° | 0 mm | 7 | |
| 3 Aug. | Moderate or heavy rain shower | 26° /17° | 19.6 mm | 6 | |
| 4 Aug. | Patchy rain possible | 27° /16° | 2.1 mm | 6 | |
| 5 Aug. | Overcast | 23° /14° | 3 mm | 5 | |
| 6 Aug. | Overcast | 24° /12° | 0 mm | 6 | |
| 7 Aug. | Moderate or heavy rain shower | 21° /13° | 7.8 mm | 5 | |
| 8 Aug. | Moderate or heavy rain shower | 21° /13° | 22.1 mm | 5 | |
| 9 Aug. | Patchy rain possible | 24° /15° | 10.2 mm | 5 | |
| 10 Aug. | Moderate or heavy rain shower | 22° /13° | 11.8 mm | 5 | |
| 11 Aug. | Patchy rain possible | 21° /11° | 4.2 mm | 5 | |
| 12 Aug. | Moderate or heavy rain shower | 22° /12° | 11.8 mm | 5 | |
| 13 Aug. | Patchy rain possible | 24° /13° | 0.8 mm | 5 | |
| 14 Aug. | Patchy rain possible | 25° /14° | 0.8 mm | 6 | |
| 15 Aug. | Patchy rain possible | 25° /14° | 0.2 mm | 6 | |
| 16 Aug. | Patchy rain possible | 27° /15° | 0.5 mm | 6 | |
| 17 Aug. | Patchy rain possible | 24° /17° | 7 mm | 6 | |
| 18 Aug. | Moderate or heavy rain shower | 22° /15° | 18 mm | 5 | |
| 19 Aug. | Overcast | 18° /12° | 1.5 mm | 4 | |
| 20 Aug. | Cloudy | 21° /11° | 0.2 mm | 5 | |
| 21 Aug. | Patchy rain possible | 21° /12° | 0.7 mm | 5 | |
| 22 Aug. | Patchy rain possible | 22° /10° | 0.4 mm | 5 | |
| 23 Aug. | Patchy rain possible | 24° /13° | 0.1 mm | 6 | |
| 24 Aug. | Patchy rain possible | 23° /12° | 1.4 mm | 5 | |
| 25 Aug. | Fog | 22° /13° | 2.2 mm | 5 | |
| 26 Aug. | Light rain shower | 24° /14° | 6.6 mm | 6 | |
| 27 Aug. | Cloudy | 25° /12° | 0.2 mm | 6 | |
| 28 Aug. | Mist | 21° /11° | 1.7 mm | 5 | |
| 29 Aug. | Patchy rain possible | 23° /9° | 0.8 mm | 6 | |
| 30 Aug. | Moderate or heavy rain with thunder | 19° /10° | 1.1 mm | 4 | |
| 31 Aug. | Partly cloudy | 22° /11° | 2.1 mm | 6 | |
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Important Notice
Our weather forecast for Outaouais 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 Outaouais forecast closer to your planned date for the most up-to-date weather information.
Outaouais in August - FAQ
What are the expected maximum and minimum temperatures in Outaouais during August?
Enjoy moderate daytime temperatures of up to 23° and cooler nights around 13°. Ideal for a range of outdoor activities, from hiking to city tours.
How much rainfall should be expected in Outaouais during August?
Significant rainfall exceeding 195.6 mm is expected in Outaouais during August, occurring over more than 21 days. Preparing for wet conditions is recommended in your planning.
What are the typical wind conditions in Outaouais during August?
The average wind speed in Outaouais during August is 15 km/h, suggesting breezy to windy conditions, depending on your activities.
August rainfall patterns in Outaouais
Explore the daily rainfall trends and prepare for Outaouaiss August weather 💧
UV exposure in Outaouais during August
Stay informed about UV levels for safe outdoor activities throughout the month of August ☀️
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Where is Outaouais?Get accurate weather forecasts for Outaouais, located at latitude 45.477 and longitude -75.702. Stay updated with localized weather information tailored for Outaouais.
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