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Weather in Québec for August 2025

Your guide to Québec weather in August - trends and predictions
  • In general, the average temperature in Québec at the beginning of August is 22.9 °C. As the month progressed, temperatures tended to moderately fall, reaching an average of 21.1 °C by the end of August.

  • Québec experiences an exceptionally high level of rainfall in August, with more than 20 rainy days on average.

  • New! Chat with our AI weatherman - it’s amazing and free.
Average dry days
8
Dry days
Average rainy days
23
Rainy days
Average snowy days
0
Snow days
Average temperatures
22°/12°
Temperatures
Average wind speed
15 km/h
Avg max wind
Average humidity
84 %
Avg humidity

Québec in August average weather

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Temperatures trend during August in Québec

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
Patchy rain possible
23° /14° 1.9 mm 5
2 Aug. Partly cloudy
Partly cloudy
25° /12° 0.9 mm 6
3 Aug. Moderate or heavy rain shower
Moderate or heavy rain shower
21° /15° 17 mm 5
4 Aug. Moderate or heavy rain shower
Moderate or heavy rain shower
25° /15° 8.2 mm 6
5 Aug. Overcast
Overcast
21° /11° 1.5 mm 5
6 Aug. Patchy rain possible
Patchy rain possible
23° /11° 0.1 mm 6
7 Aug. Moderate rain at times
Moderate rain at times
22° /11° 3.7 mm 5
8 Aug. Moderate or heavy rain shower
Moderate or heavy rain shower
20° /12° 41.4 mm 5
9 Aug. Patchy rain possible
Patchy rain possible
19° /15° 34.4 mm 5
10 Aug. Moderate rain at times
Moderate rain at times
24° /14° 9.2 mm 6
11 Aug. Moderate or heavy rain shower
Moderate or heavy rain shower
20° /13° 9.2 mm 5
12 Aug. Patchy rain possible
Patchy rain possible
20° /12° 1.6 mm 5
13 Aug. Moderate or heavy rain shower
Moderate or heavy rain shower
24° /14° 9.4 mm 6
14 Aug. Patchy rain possible
Patchy rain possible
22° /13° 1.1 mm 5
15 Aug. Patchy rain possible
Patchy rain possible
22° /13° 0.6 mm 5
16 Aug. Heavy rain at times
Heavy rain at times
23° /14° 2.7 mm 5
17 Aug. Patchy rain possible
Patchy rain possible
26° /16° 1.5 mm 6
18 Aug. Moderate or heavy rain shower
Moderate or heavy rain shower
22° /17° 11 mm 5
19 Aug. Moderate or heavy rain shower
Moderate or heavy rain shower
19° /12° 14.4 mm 5
20 Aug. Patchy rain possible
Patchy rain possible
18° /11° 1.6 mm 4
21 Aug. Patchy rain possible
Patchy rain possible
18° /11° 0.6 mm 4
22 Aug. Partly cloudy
Partly cloudy
18° /10° 5.1 mm 5
23 Aug. Patchy rain possible
Patchy rain possible
22° /8° 0.4 mm 5
24 Aug. Patchy rain possible
Patchy rain possible
23° /12° 0.1 mm 5
25 Aug. Moderate rain
Moderate rain
20° /13° 5 mm 5
26 Aug. Light drizzle
Light drizzle
20° /13° 7.1 mm 5
27 Aug. Fog
Fog
23° /13° 1.1 mm 6
28 Aug. Mist
Mist
22° /9° 1.5 mm 5
29 Aug. Light rain shower
Light rain shower
22° /10° 0.8 mm 5
30 Aug. Moderate or heavy rain shower
Moderate or heavy rain shower
22° /9° 14.9 mm 6
31 Aug. Cloudy
Cloudy
19° /9° 9.5 mm 5
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Important Notice
Our weather forecast for Québec 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 Québec forecast closer to your planned date for the most up-to-date weather information.

Québec in August - FAQ

What are the expected maximum and minimum temperatures in Québec during August?
Enjoy moderate daytime temperatures of up to 22° and cooler nights around 12°. Ideal for a range of outdoor activities, from hiking to city tours.
How much rainfall should be expected in Québec during August?
Significant rainfall exceeding 249.4 mm is expected in Québec during August, occurring over more than 23 days. Preparing for wet conditions is recommended in your planning.
What are the typical wind conditions in Québec during August?
The average wind speed in Québec during August is 15 km/h, suggesting breezy to windy conditions, depending on your activities.

August rainfall patterns in Québec

Explore the daily rainfall trends and prepare for Québecs August weather 💧

UV exposure in Québec during August

Stay informed about UV levels for safe outdoor activities throughout the month of August ☀️
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Location coordinates Where is Québec?

Get accurate weather forecasts for Québec, located at latitude 46.812 and longitude -71.215. Stay updated with localized weather information tailored for Québec.

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