Saint-Hyacinthe
August
Weather in Saint-Hyacinthe for August 2026
Your guide to Saint-Hyacinthe weather in August - trends and predictions
So far, August 2026 in Saint-Hyacinthe shows a warmer trend than usual by 2.6 °C.
The forecast for the next days in Saint-Hyacinthe predicts a temperature of 21.5 °C, which is cooler than the historical average.
In general, the average temperature in Saint-Hyacinthe at the beginning of August is 26.1 °C. As the month progressed, temperatures tended to significantly cool down, reaching an average of 21 °C by the end of August.
Saint-Hyacinthe experiences heavy rainfall in August, with over 20 rainy days and an average total precipitation 165.3 mm.
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Temperatures
Rain 🌧️
More
5
Dry days
26
Rainy days
0
Snow days
23°/13°
Temperatures
16 km/h
Avg max wind
81 %
Avg humidity
Saint-Hyacinthe Weather August
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Temperatures trend during August in Saint-Hyacinthe
See the weather trend as well as the moving average line
August weather in Saint-Hyacinthe day by day
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| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| 1 Aug. |  Patchy rain possible | 26° /13° | 1 mm | 7 | |
| 2 Aug. |  Cloudy | 27° /13° | 3.3 mm | 7 | |
| 3 Aug. |  Heavy rain at times | 27° /16° | 12.5 mm | 6 | |
| 4 Aug. |  Sunny | 27° /16° | 10 mm | 7 | |
| 5 Aug. | Patchy rain possible | 24° /13° | 4.3 mm | 6 | |
| 6 Aug. |  Overcast | 26° /13° | 1 mm | 7 | |
| 7 Aug. | Heavy rain at times | 26° /15° | 3.4 mm | 7 | |
| 8 Aug. |  Moderate or heavy rain shower | 27° /15° | 14.2 mm | 7 | |
| 9 Aug. | Overcast | 26° /16° | 11.5 mm | 7 | |
| 10 Aug. | Moderate or heavy rain shower | 28° /17° | 10.1 mm | 7 | |
| 11 Aug. | Patchy rain possible | 26° /15° | 2.5 mm | 7 | |
| 12 Aug. | Sunny | 28° /15° | 1.2 mm | 5.9 | |
| 13 Aug. | Patchy rain possible | 23° /14° | 8.9 mm | 6.1 | |
| 14 Aug. | Sunny | 21° /10° | 0 mm | 6 | |
| 15 Aug. | Sunny | 21° /9° | 0 mm | 5.9 | |
| 16 Aug. | Sunny | 18° /13° | 1.6 mm | 5 | |
| 17 Aug. | Sunny | 23° /14° | 0.3 mm | 6 | |
| 18 Aug. | Sunny | 23° /12° | 1.8 mm | 6 | |
| 19 Aug. | Patchy rain possible | 23° /15° | 0.8 mm | 5 | |
| 20 Aug. | Sunny | 22° /14° | 19.4 mm | 6 | |
| 21 Aug. | Patchy rain possible | 16° /8° | 2.9 mm | 5 | |
| 22 Aug. | Sunny | 19° /6° | 0 mm | 5 | |
| 23 Aug. | Sunny | 21° /11° | 0.1 mm | 5 | |
| 24 Aug. | Sunny | 21° /10° | 0 mm | 6 | |
| 25 Aug. |  Partly cloudy | 22° /10° | 0.8 mm | 6 | |
| 26 Aug. | Light rain shower | 21° /14° | 3.1 mm | 5 | |
| 27 Aug. |  Mist | 22° /11° | 0 mm | 5 | |
| 28 Aug. | Mist | 21° /9° | 4.8 mm | 5 | |
| 29 Aug. | Light rain shower | 21° /11° | 6.8 mm | 5 | |
| 30 Aug. | Light rain shower | 19° /10° | 4 mm | 5 | |
| 31 Aug. | Overcast | 21° /10° | 2.1 mm | 5 | |
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Important Notice
Our weather forecast for Saint-Hyacinthe 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 Saint-Hyacinthe forecast closer to your planned date for the most up-to-date weather information.
Change Month
Saint-Hyacinthe in August - FAQ
What are the expected maximum and minimum temperatures in Saint-Hyacinthe 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 Saint-Hyacinthe during August?
Significant rainfall exceeding 165.3 mm is expected in Saint-Hyacinthe during August, occurring over more than 26 days. Preparing for wet conditions is recommended in your planning.
What are the typical wind conditions in Saint-Hyacinthe during August?
The average wind speed in Saint-Hyacinthe during August is 16 km/h, suggesting breezy to windy conditions, depending on your activities.
August rainfall patterns in Saint-Hyacinthe
Explore the daily rainfall trends and prepare for Saint-Hyacinthes August weather 💧
Typically, Saint-Hyacinthe has 26 rainy days in August with a total of 165.3 mm of rainfall.
UV exposure in Saint-Hyacinthe during August
Stay informed about UV levels for safe outdoor activities throughout the month of August ☀️
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Where is Saint-Hyacinthe?Get accurate weather forecasts for Saint-Hyacinthe, located at latitude 45.631 and longitude -72.957. Stay updated with localized weather information tailored for Saint-Hyacinthe.
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