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Weather in Trois-Rivières for August 2025

Your guide to Trois-Rivières weather in August - trends and predictions
  • In general, the average temperature in Trois-Rivières 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.

  • Trois-Rivières 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

Trois-Rivières in August average weather

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Temperatures trend during August in Trois-Rivières

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 Trois-Rivières 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 Trois-Rivières forecast closer to your planned date for the most up-to-date weather information.

Trois-Rivières in August - FAQ

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

August rainfall patterns in Trois-Rivières

Explore the daily rainfall trends and prepare for Trois-Rivièress August weather 💧

UV exposure in Trois-Rivières during August

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

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Location coordinates Where is Trois-Rivières?

Get accurate weather forecasts for Trois-Rivières, located at latitude 46.345 and longitude -72.548. Stay updated with localized weather information tailored for Trois-Rivières.

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