Cowichan Valley Regional District (Duncan)
August
Weather in Cowichan Valley Regional District for August 2026
Your guide to Cowichan Valley Regional District weather in August - trends and predictions
The forecast for the first days of August 2026 in Cowichan Valley Regional District predicts a temperature of 22.1 °C, which is slightly above the historical average.
In general, the average temperature in Cowichan Valley Regional District at the beginning of August is 20.6 °C. As the month progressed, temperatures tended to moderately fall, reaching an average of 19.6 °C by the end of August.
Cowichan Valley Regional District experiences moderate rainfall in August, with an average of 9 rainy days and a total precipitation of 30.2 mm.
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Temperatures
Rain 🌧️
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22
Dry days
9
Rainy days
0
Snow days
20°/14°
Temperatures
9 km/h
Avg max wind
77 %
Avg humidity
Cowichan Valley Regional District Weather August
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Temperatures trend during August in Cowichan Valley Regional District
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August weather in Cowichan Valley Regional District day by day
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| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| 1 Aug. |  Sunny | 21° /12° | 0 mm | 6 | |
| 2 Aug. | Sunny | 21° /12° | 0 mm | 6 | |
| 3 Aug. |  Overcast | 20° /14° | 0 mm | 5 | |
| 4 Aug. |  Partly cloudy | 21° /13° | 0 mm | 5 | |
| 5 Aug. |  Cloudy | 20° /14° | 0 mm | 5 | |
| 6 Aug. | Overcast | 21° /14° | 2.5 mm | 5 | |
| 7 Aug. | Cloudy | 20° /14° | 0 mm | 5 | |
| 8 Aug. | Overcast | 20° /14° | 0 mm | 5 | |
| 9 Aug. |  Moderate or heavy rain shower | 21° /14° | 1.3 mm | 5 | |
| 10 Aug. | Cloudy | 21° /14° | 0 mm | 5 | |
| 11 Aug. | Cloudy | 22° /14° | 0 mm | 5 | |
| 12 Aug. | Partly cloudy | 22° /15° | 0 mm | 6 | |
| 13 Aug. | Sunny | 21° /15° | 0 mm | 5 | |
| 14 Aug. | Sunny | 21° /14° | 1 mm | 5 | |
| 15 Aug. | Sunny | 21° /14° | 12 mm | 5 | |
| 16 Aug. | Sunny | 20° /15° | 0 mm | 5 | |
| 17 Aug. | Overcast | 20° /14° | 0.8 mm | 5 | |
| 18 Aug. | Partly cloudy | 18° /13° | 2.7 mm | 4 | |
| 19 Aug. | Sunny | 20° /13° | 0.1 mm | 5 | |
| 20 Aug. | Overcast | 20° /13° | 0.6 mm | 5 | |
| 21 Aug. | Partly cloudy | 19° /12° | 1.1 mm | 5 | |
| 22 Aug. | Overcast | 21° /13° | 0.4 mm | 5 | |
| 23 Aug. | Overcast | 21° /14° | 0.5 mm | 5 | |
| 24 Aug. | Cloudy | 21° /14° | 2.4 mm | 5 | |
| 25 Aug. | Overcast | 20° /15° | 0 mm | 5 | |
| 26 Aug. | Cloudy | 21° /13° | 1.8 mm | 5 | |
| 27 Aug. | Sunny | 20° /14° | 0.7 mm | 5 | |
| 28 Aug. |  Patchy rain possible | 19° /13° | 0.3 mm | 4 | |
| 29 Aug. | Sunny | 19° /13° | 0.9 mm | 5 | |
| 30 Aug. | Cloudy | 19° /13° | 0 mm | 4 | |
| 31 Aug. |  Fog | 19° /13° | 1.2 mm | 5 | |
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Important Notice
Our weather forecast for Cowichan Valley Regional District 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 Cowichan Valley Regional District forecast closer to your planned date for the most up-to-date weather information.
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Cowichan Valley Regional District in August - FAQ
What are the expected maximum and minimum temperatures in Cowichan Valley Regional District during August?
Enjoy moderate daytime temperatures of up to 20° and cooler nights around 14°. Ideal for a range of outdoor activities, from hiking to city tours.
How much rainfall should be expected in Cowichan Valley Regional District during August?
In August, Cowichan Valley Regional District can expect light to moderate rainfall, totaling 30.2 mm across approximately 9 days. Occasional showers are possible, and planning ahead for them could be helpful.
What are the typical wind conditions in Cowichan Valley Regional District during August?
The average wind speed in Cowichan Valley Regional District during August is 9 km/h, suggesting breezy to windy conditions, depending on your activities.
August rainfall patterns in Cowichan Valley Regional District
Explore the daily rainfall trends and prepare for Cowichan Valley Regional Districts August weather 💧
Typically, Cowichan Valley Regional District has 9 rainy days in August with a total of 30.2 mm of rainfall.
UV exposure in Cowichan Valley Regional District during August
Stay informed about UV levels for safe outdoor activities throughout the month of August ☀️
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Where is Cowichan Valley Regional District?Get accurate weather forecasts for Cowichan Valley Regional District, located at latitude 48.783 and longitude -123.703. Stay updated with localized weather information tailored for Cowichan Valley Regional District.
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