Cowichan Valley Regional District (Duncan)
September
Weather in Cowichan Valley Regional District for September 2027
Your guide to Cowichan Valley Regional District weather in September - trends and predictions
In general, the average temperature in Cowichan Valley Regional District at the beginning of September is 20.1 °C. As the month progressed, temperatures tended to significantly cool down, reaching an average of 14.1 °C by the end of September.
Cowichan Valley Regional District experiences moderate rainfall in September, with an average of 6 rainy days and a total precipitation of 54 mm.
Is September a good time to visit Cowichan Valley Regional District? check out the best time to travel to Cowichan Valley Regional District page.
✨ Is September a good time to visit Cowichan Valley Regional District? – Ask the AI Weatherman
Temperatures
Rain 🌧️
More
24
Dry days
6
Rainy days
0
Snow days
17°/11°
Temperatures
9 km/h
Avg max wind
81 %
Avg humidity
Cowichan Valley Regional District Weather September
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Temperatures trend during September in Cowichan Valley Regional District
See the weather trend as well as the moving average line
September weather in Cowichan Valley Regional District day by day
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| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| 1 Sept. |  Partly cloudy | 21° /13° | 0 mm | 6 | |
| 2 Sept. |  Patchy rain possible | 20° /13° | 1.8 mm | 4 | |
| 3 Sept. | Patchy rain possible | 19° /13° | 0.5 mm | 4 | |
| 4 Sept. |  Mist | 19° /12° | 0 mm | 4 | |
| 5 Sept. |  Sunny | 21° /13° | 0 mm | 6 | |
| 6 Sept. | Sunny | 21° /13° | 0 mm | 5 | |
| 7 Sept. |  Moderate rain | 20° /13° | 11.9 mm | 5 | |
| 8 Sept. | Sunny | 20° /12° | 0 mm | 5 | |
| 9 Sept. | Fog | 19° /12° | 0 mm | 4 | |
| 10 Sept. |  Overcast | 19° /12° | 0 mm | 5 | |
| 11 Sept. | Overcast | 17° /11° | 0.6 mm | 3 | |
| 12 Sept. | Patchy rain possible | 17° /12° | 0.1 mm | 3 | |
| 13 Sept. | Fog | 17° /12° | 0.2 mm | 4 | |
| 14 Sept. | Mist | 18° /12° | 0.7 mm | 4 | |
| 15 Sept. | Partly cloudy | 18° /11° | 0.1 mm | 4 | |
| 16 Sept. | Sunny | 19° /11° | 0 mm | 5 | |
| 17 Sept. |  Cloudy | 18° /13° | 0.8 mm | 4 | |
| 18 Sept. | Overcast | 17° /12° | 0.1 mm | 4 | |
| 19 Sept. | Overcast | 15° /12° | 0 mm | 3 | |
| 20 Sept. | Patchy rain possible | 16° /11° | 1 mm | 4 | |
| 21 Sept. |  Light rain | 16° /10° | 9 mm | 3 | |
| 22 Sept. | Sunny | 17° /10° | 0 mm | 4 | |
| 23 Sept. | Light rain | 17° /11° | 1.4 mm | 4 | |
| 24 Sept. | Light rain | 16° /11° | 6.2 mm | 3 | |
| 25 Sept. | Light rain | 14° /11° | 6.2 mm | 3 | |
| 26 Sept. | Light rain | 14° /10° | 2.6 mm | 3 | |
| 27 Sept. | Light rain | 14° /10° | 2.6 mm | 4 | |
| 28 Sept. | Patchy rain possible | 14° /10° | 2.3 mm | 3 | |
| 29 Sept. | Light rain | 14° /9° | 5.1 mm | 3 | |
| 30 Sept. | Sunny | 13° /9° | 0.8 mm | 3 | |
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Important Notice
Our weather forecast for Cowichan Valley Regional District in September 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 September - FAQ
What are the expected maximum and minimum temperatures in Cowichan Valley Regional District during September?
Enjoy moderate daytime temperatures of up to 17° and cooler nights around 11°. Ideal for a range of outdoor activities, from hiking to city tours.
How much rainfall should be expected in Cowichan Valley Regional District during September?
Moderate rainfall is anticipated in Cowichan Valley Regional District during September, with a total of 54 mm spread over approximately 6 days. Considering plans for rainy days is advisable.
What are the typical wind conditions in Cowichan Valley Regional District during September?
The average wind speed in Cowichan Valley Regional District during September is 9 km/h, suggesting breezy to windy conditions, depending on your activities.
September rainfall patterns in Cowichan Valley Regional District
Explore the daily rainfall trends and prepare for Cowichan Valley Regional Districts September weather 💧
Typically, Cowichan Valley Regional District has 6 rainy days in September with a total of 54 mm of rainfall.
UV exposure in Cowichan Valley Regional District during September
Stay informed about UV levels for safe outdoor activities throughout the month of September ☀️
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