Saint-Hyacinthe
August
Weather in Saint-Hyacinthe for August 2026
Your guide to Saint-Hyacinthe weather in August - trends and predictions
An exceptional deviation from the historical average is forecasted for first days of August 2026 in Saint-Hyacinthe with the forecasted temperature being 25 °C, much lower than usual.
In general, the average temperature in Saint-Hyacinthe at the beginning of August is 25.3 °C. As the month progressed, temperatures tended to significantly cool down, reaching an average of 20.9 °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
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August weather in Saint-Hyacinthe day by day
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| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| 1 Aug. |  Sunny | 26° /13° | 0 mm | 7 | |
| 2 Aug. | Sunny | 27° /14° | 0 mm | 7 | |
| 3 Aug. | Sunny | 28° /17° | 15.8 mm | 7 | |
| 4 Aug. |  Moderate or heavy rain shower | 26° /16° | 13.3 mm | 6 | |
| 5 Aug. |  Patchy rain possible | 22° /12° | 5.7 mm | 5 | |
| 6 Aug. |  Overcast | 24° /12° | 0 mm | 6 | |
| 7 Aug. |  Heavy rain at times | 24° /14° | 4.5 mm | 6 | |
| 8 Aug. | Moderate or heavy rain shower | 26° /13° | 16.6 mm | 6 | |
| 9 Aug. | Overcast | 25° /16° | 14.8 mm | 6 | |
| 10 Aug. | Moderate or heavy rain shower | 28° /17° | 11.1 mm | 6 | |
| 11 Aug. | Patchy rain possible | 26° /15° | 3.1 mm | 6 | |
| 12 Aug. | Patchy rain possible | 26° /14° | 2.3 mm | 6 | |
| 13 Aug. | Patchy rain possible | 26° /16° | 10.4 mm | 6 | |
| 14 Aug. | Patchy rain possible | 25° /14° | 0.9 mm | 6 | |
| 15 Aug. | Patchy rain possible | 24° /12° | 2.5 mm | 5 | |
| 16 Aug. |  Fog | 27° /14° | 6.8 mm | 6 | |
| 17 Aug. | Patchy rain possible | 23° /14° | 4.8 mm | 5 | |
| 18 Aug. | Moderate or heavy rain shower | 22° /12° | 10.2 mm | 5 | |
| 19 Aug. | Moderate or heavy rain shower | 19° /11° | 9.2 mm | 4 | |
| 20 Aug. | Moderate or heavy rain shower | 19° /13° | 4.3 mm | 4 | |
| 21 Aug. | Overcast | 21° /13° | 2.6 mm | 5 | |
| 22 Aug. |  Cloudy | 22° /11° | 2.2 mm | 5 | |
| 23 Aug. | Overcast | 24° /12° | 0 mm | 5 | |
| 24 Aug. | Overcast | 25° /14° | 6.3 mm | 6 | |
| 25 Aug. | Fog | 21° /15° | 3.8 mm | 5 | |
| 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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