Cowichan Valley Regional District (Duncan)
December
Weather in Cowichan Valley Regional District for December 2025
Your guide to Cowichan Valley Regional District weather in December - trends and predictions
In general, the average temperature in Cowichan Valley Regional District at the beginning of December is 7.6 °C. As the month progressed, temperatures tended to slightly increase, reaching an average of 7.9 °C by the end of December.
Cowichan Valley Regional District experiences heavy rainfall in December, with over 20 rainy days and an average total precipitation 217.2 mm.
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Temperatures
Rain 🌧️
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5
Dry days
26
Rainy days
0
Snow days
7°/5°
Temperatures
14 km/h
Avg max wind
89 %
Avg humidity
Cowichan Valley Regional District Weather December
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Temperatures trend during December in Cowichan Valley Regional District
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December weather in Cowichan Valley Regional District day by day
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| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| 1 Dec. |  Moderate rain | 8° /4° | 4.1 mm | 2 | |
| 2 Dec. |  Light drizzle | 6° /4° | 6.1 mm | 2 | |
| 3 Dec. | Moderate rain | 8° /4° | 5.4 mm | 3 | |
| 4 Dec. |  Heavy rain | 7° /4° | 18.3 mm | 2 | |
| 5 Dec. |  Patchy rain possible | 8° /4° | 6 mm | 3 | |
| 6 Dec. | Light drizzle | 8° /5° | 0.8 mm | 2 | |
| 7 Dec. | Patchy rain possible | 8° /5° | 14.5 mm | 2 | |
| 8 Dec. | Patchy rain possible | 8° /4° | 3.4 mm | 3 | |
| 9 Dec. |  Moderate or heavy sleet | 6° /3° | 14.2 mm | 2 | |
| 10 Dec. | Light rain | 6° /3° | 5 mm | 2 | |
| 11 Dec. | Light drizzle | 7° /5° | 0.9 mm | 2 | |
| 12 Dec. | Patchy rain possible | 7° /4° | 2.5 mm | 2 | |
| 13 Dec. |  Overcast | 7° /5° | 1.4 mm | 2 | |
| 14 Dec. | Light rain | 7° /5° | 3.8 mm | 2 | |
| 15 Dec. | Patchy light drizzle | 7° /5° | 0.3 mm | 2 | |
| 16 Dec. |  Sunny | 7° /4° | 29.1 mm | 3 | |
| 17 Dec. |  Partly cloudy | 8° /4° | 1.2 mm | 3 | |
| 18 Dec. | Overcast | 9° /6° | 12.7 mm | 2 | |
| 19 Dec. | Light rain | 8° /6° | 2 mm | 2 | |
| 20 Dec. |  Mist | 9° /6° | 0 mm | 3 | |
| 21 Dec. | Mist | 9° /6° | 1.5 mm | 2 | |
| 22 Dec. | Light drizzle | 8° /5° | 10 mm | 2 | |
| 23 Dec. | Overcast | 7° /5° | 0 mm | 2 | |
| 24 Dec. | Patchy rain possible | 7° /4° | 3.9 mm | 2 | |
| 25 Dec. | Light rain | 7° /4° | 17.3 mm | 2 | |
| 26 Dec. | Light rain | 9° /5° | 22.1 mm | 2 | |
| 27 Dec. | Light drizzle | 8° /5° | 16 mm | 2 | |
| 28 Dec. | Light drizzle | 9° /6° | 6.1 mm | 2 | |
| 29 Dec. | Patchy rain possible | 8° /5° | 2.4 mm | 2 | |
| 30 Dec. | Light rain | 7° /6° | 6 mm | 2 | |
| 31 Dec. | Patchy rain possible | 7° /4° | 0.1 mm | 2 | |
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Important Notice
Our weather forecast for Cowichan Valley Regional District in December 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 December - FAQ
What are the expected maximum and minimum temperatures in Cowichan Valley Regional District during December?
During December, expect a variety of temperatures with highs around 7° and lows near 5°, suitable for diverse activities and preferences.
How much rainfall should be expected in Cowichan Valley Regional District during December?
Significant rainfall exceeding 217.2 mm is expected in Cowichan Valley Regional District during December, occurring over more than 26 days. Preparing for wet conditions is recommended in your planning.
Will it snow in Cowichan Valley Regional District in December 2025?
Cowichan Valley Regional District typically sees 0 cm of snowfall during December.
What are the typical wind conditions in Cowichan Valley Regional District during December?
The average wind speed in Cowichan Valley Regional District during December is 14 km/h, suggesting breezy to windy conditions, depending on your activities.
December rainfall patterns in Cowichan Valley Regional District
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