Brockville
August
Weather in Brockville for August 2025
Your guide to Brockville weather in August - trends and predictions
In general, the average temperature in Brockville at the beginning of August is 25.1 °C. As the month progressed, temperatures tended to noticeably cool down, reaching an average of 23 °C by the end of August.
Brockville experiences an exceptionally high level of rainfall in August, with more than 20 rainy days on average.
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10
Dry days
21
Rainy days
0
Snow days
23°/14°
Temperatures
14 km/h
Avg max wind
79 %
Avg humidity
Brockville in August average weather
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| Mon. | Tue. | Wed. | Thu. | Fri. | Sat. | Sun. |
|---|---|---|---|---|---|---|
| 1  25° | 2 28° | 3  26° | ||||
| 4 27° | 5  24° | 6 24° | 7 22° | 8 23° | 9 24° | 10 23° |
| 11 22° | 12 22° | 13 24° | 14 24° | 15 25° | 16 27° | 17 25° |
| 18 22° | 19 19° | 20 20° | 21 19° | 22  22° | 23 24° | 24 23° |
| 25  24° | 26 24° | 27 24° | 28 22° | 29 23° | 30 22° | 31  22° |
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Temperatures trend during August in Brockville
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 | 25° /15° | 0.4 mm | 6 | |
| 2 Aug. | Patchy rain possible | 28° /15° | 0.1 mm | 7 | |
| 3 Aug. | Moderate or heavy rain shower | 26° /17° | 9.8 mm | 6 | |
| 4 Aug. | Moderate or heavy rain shower | 27° /16° | 20.8 mm | 6 | |
| 5 Aug. | Overcast | 24° /14° | 2.5 mm | 6 | |
| 6 Aug. | Overcast | 24° /13° | 0 mm | 6 | |
| 7 Aug. | Moderate or heavy rain shower | 22° /13° | 14.8 mm | 5 | |
| 8 Aug. | Moderate or heavy rain shower | 23° /14° | 17.5 mm | 5 | |
| 9 Aug. | Patchy rain possible | 24° /16° | 14.7 mm | 6 | |
| 10 Aug. | Moderate or heavy rain shower | 23° /14° | 19 mm | 5 | |
| 11 Aug. | Patchy rain possible | 22° /12° | 2.8 mm | 5 | |
| 12 Aug. | Moderate or heavy rain shower | 22° /12° | 8.8 mm | 5 | |
| 13 Aug. | Patchy rain possible | 24° /14° | 1.2 mm | 5 | |
| 14 Aug. | Patchy rain possible | 24° /14° | 0.7 mm | 6 | |
| 15 Aug. | Patchy rain possible | 25° /14° | 1.4 mm | 6 | |
| 16 Aug. | Moderate or heavy rain shower | 27° /16° | 18 mm | 7 | |
| 17 Aug. | Patchy rain possible | 25° /17° | 6.7 mm | 6 | |
| 18 Aug. | Moderate or heavy rain shower | 22° /15° | 20 mm | 5 | |
| 19 Aug. | Moderate rain at times | 19° /12° | 7.8 mm | 5 | |
| 20 Aug. | Patchy rain possible | 20° /11° | 2.2 mm | 5 | |
| 21 Aug. | Patchy rain possible | 19° /12° | 3.5 mm | 5 | |
| 22 Aug. | Partly cloudy | 22° /10° | 0.8 mm | 6 | |
| 23 Aug. | Moderate rain at times | 24° /12° | 0.5 mm | 6 | |
| 24 Aug. | Moderate or heavy rain shower | 23° /14° | 2.6 mm | 5 | |
| 25 Aug. | Fog | 24° /14° | 0.3 mm | 6 | |
| 26 Aug. | Light rain shower | 24° /14° | 2.1 mm | 6 | |
| 27 Aug. | Mist | 24° /13° | 0 mm | 6 | |
| 28 Aug. | Mist | 22° /11° | 1.8 mm | 5 | |
| 29 Aug. | Light rain shower | 23° /11° | 0.6 mm | 6 | |
| 30 Aug. | Light rain shower | 22° /11° | 1.6 mm | 5 | |
| 31 Aug. | Sunny | 22° /12° | 2.8 mm | 6 | |
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Important Notice
Our weather forecast for Brockville 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 Brockville forecast closer to your planned date for the most up-to-date weather information.
Brockville in August - FAQ
What are the expected maximum and minimum temperatures in Brockville during August?
Enjoy moderate daytime temperatures of up to 23° and cooler nights around 14°. Ideal for a range of outdoor activities, from hiking to city tours.
How much rainfall should be expected in Brockville during August?
Significant rainfall exceeding 273.7 mm is expected in Brockville during August, occurring over more than 21 days. Preparing for wet conditions is recommended in your planning.
What are the typical wind conditions in Brockville during August?
The average wind speed in Brockville during August is 14 km/h, suggesting breezy to windy conditions, depending on your activities.
August rainfall patterns in Brockville
Explore the daily rainfall trends and prepare for Brockvilles August weather 💧
UV exposure in Brockville during August
Stay informed about UV levels for safe outdoor activities throughout the month of August ☀️
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