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Weather in Shawinigan for August 2025

Your guide to Shawinigan weather in August - trends and predictions
  • In general, the average temperature in Shawinigan at the beginning of August is 23.9 °C. As the month progressed, temperatures tended to noticeably cool down, reaching an average of 21.1 °C by the end of August.

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

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Average dry days
9
Dry days
Average rainy days
22
Rainy days
Average snowy days
0
Snow days
Average temperatures
22°/13°
Temperatures
Average wind speed
16 km/h
Avg max wind
Average humidity
81 %
Avg humidity

Shawinigan in August average weather

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Temperatures trend during August in Shawinigan

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° 1.7 mm 5
2 Aug. Overcast
Overcast
25° /14° 0.7 mm 6
3 Aug. Moderate or heavy rain shower
Moderate or heavy rain shower
25° /16° 13.2 mm 6
4 Aug. Moderate or heavy rain shower
Moderate or heavy rain shower
26° /16° 16.6 mm 6
5 Aug. Patchy rain possible
Patchy rain possible
21° /13° 1.9 mm 5
6 Aug. Sunny
Sunny
24° /12° 0 mm 6
7 Aug. Patchy rain possible
Patchy rain possible
23° /12° 2.9 mm 6
8 Aug. Moderate or heavy rain shower
Moderate or heavy rain shower
21° /13° 41.7 mm 5
9 Aug. Patchy rain possible
Patchy rain possible
21° /15° 33.4 mm 5
10 Aug. Moderate or heavy rain shower
Moderate or heavy rain shower
25° /15° 10.7 mm 6
11 Aug. Patchy rain possible
Patchy rain possible
22° /13° 4.3 mm 5
12 Aug. Overcast
Overcast
21° /12° 5.1 mm 5
13 Aug. Heavy rain at times
Heavy rain at times
24° /14° 7.5 mm 6
14 Aug. Patchy rain possible
Patchy rain possible
25° /15° 1 mm 6
15 Aug. Overcast
Overcast
24° /15° 3.6 mm 6
16 Aug. Moderate or heavy rain shower
Moderate or heavy rain shower
23° /14° 4.6 mm 6
17 Aug. Patchy rain possible
Patchy rain possible
25° /17° 1.7 mm 6
18 Aug. Moderate or heavy rain shower
Moderate or heavy rain shower
23° /17° 18.2 mm 5
19 Aug. Moderate or heavy rain shower
Moderate or heavy rain shower
19° /13° 13.5 mm 4
20 Aug. Patchy rain possible
Patchy rain possible
19° /12° 3.3 mm 4
21 Aug. Overcast
Overcast
19° /11° 0.3 mm 5
22 Aug. Cloudy
Cloudy
19° /11° 2.9 mm 5
23 Aug. Moderate rain at times
Moderate rain at times
22° /11° 0.7 mm 5
24 Aug. Overcast
Overcast
23° /13° 0.8 mm 5
25 Aug. Light rain
Light rain
17° /14° 5.3 mm 4
26 Aug. Light rain shower
Light rain shower
21° /14° 1.8 mm 5
27 Aug. Partly cloudy
Partly cloudy
24° /13° 0.2 mm 6
28 Aug. Mist
Mist
22° /10° 1.1 mm 5
29 Aug. Patchy rain possible
Patchy rain possible
22° /10° 1 mm 5
30 Aug. Light rain shower
Light rain shower
22° /9° 4 mm 6
31 Aug. Overcast
Overcast
20° /11° 4 mm 5
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Important Notice
Our weather forecast for Shawinigan 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 Shawinigan forecast closer to your planned date for the most up-to-date weather information.

Shawinigan in August - FAQ

What are the expected maximum and minimum temperatures in Shawinigan 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 Shawinigan during August?
Significant rainfall exceeding 233.5 mm is expected in Shawinigan during August, occurring over more than 22 days. Preparing for wet conditions is recommended in your planning.
What are the typical wind conditions in Shawinigan during August?
The average wind speed in Shawinigan during August is 16 km/h, suggesting breezy to windy conditions, depending on your activities.

August rainfall patterns in Shawinigan

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

UV exposure in Shawinigan during August

Stay informed about UV levels for safe outdoor activities throughout the month of August ☀️

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Location coordinates Where is Shawinigan?

Get accurate weather forecasts for Shawinigan, located at latitude 46.567 and longitude -72.749. Stay updated with localized weather information tailored for Shawinigan.

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