Chilliwack
December
Weather in Chilliwack for December 2026
Your guide to Chilliwack weather in December - trends and predictions
Snowfall in Chilliwack during December is quite rare, with fewer than 2 snowy days on average.
In general, the average temperature in Chilliwack at the beginning of December is 7 °C. As the month progressed, temperatures tended to moderately fall, reaching an average of 5.4 °C by the end of December.
Chilliwack experiences heavy rainfall in December, with over 20 rainy days and an average total precipitation 765 mm.
Is December a good time to visit Chilliwack? check out the best time to travel to Chilliwack page.
✨ Is December a good time to visit Chilliwack? – Ask the AI Weatherman
Snow Forecast ❄️
Temperatures
Rain 🌧️
More
9
Dry days
21
Rainy days
1
Snow days
7°/3°
Temperatures
9 km/h
Avg max wind
89 %
Avg humidity
Chilliwack Weather December
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Temperatures trend during December in Chilliwack
See the weather trend as well as the moving average line
December weather in Chilliwack day by day
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| Date | Weather | Temperatures | Rain | Snow | More |
|---|---|---|---|---|---|
| 1 Dec. |  Light rain | 6° /2° | 5.2 mm | 0 cm | |
| 2 Dec. |  Moderate or heavy rain with thunder | 5° /1° | 9.5 mm | 0 cm | |
| 3 Dec. | Light rain | 7° /1° | 8.4 mm | 0 cm | |
| 4 Dec. |  Heavy rain | 8° /4° | 39.3 mm | 0 cm | |
| 5 Dec. | Heavy rain | 9° /4° | 37.8 mm | 0 cm | |
| 6 Dec. | Heavy rain | 8° /5° | 36.6 mm | 0 cm | |
| 7 Dec. | Heavy rain | 7° /4° | 69.9 mm | 0 cm | |
| 8 Dec. | Heavy rain | 7° /3° | 71.6 mm | 0 cm | |
| 9 Dec. |  Moderate rain | 5° /2° | 24.1 mm | 0 cm | |
| 10 Dec. | Heavy rain | 7° /3° | 40.2 mm | 0 cm | |
| 11 Dec. | Moderate rain | 8° /4° | 13.9 mm | 0 cm | |
| 12 Dec. | Light rain | 7° /4° | 7.8 mm | 0 cm | |
| 13 Dec. | Light rain | 9° /5° | 7.2 mm | 0 cm | |
| 14 Dec. | Moderate rain | 7° /5° | 8.6 mm | 0 cm | |
| 15 Dec. | Heavy rain | 8° /4° | 53.4 mm | 0 cm | |
| 16 Dec. | Moderate rain | 6° /4° | 22.5 mm | 0 cm | |
| 17 Dec. | Moderate rain | 8° /3° | 22.9 mm | 0 cm | |
| 18 Dec. | Heavy rain | 8° /5° | 51.4 mm | 0 cm | |
| 19 Dec. | Moderate rain | 7° /4° | 17.6 mm | 3.3 cm | |
| 20 Dec. | Heavy rain | 9° /5° | 26 mm | 0 cm | |
| 21 Dec. | Moderate rain | 8° /5° | 18.8 mm | 0 cm | |
| 22 Dec. | Moderate rain | 7° /3° | 20.5 mm | 0 cm | |
| 23 Dec. | Moderate rain | 5° /3° | 20.8 mm | 0 cm | |
| 24 Dec. | Moderate rain | 7° /2° | 20.6 mm | 0 cm | |
| 25 Dec. | Moderate rain | 5° /2° | 19.6 mm | 0 cm | |
| 26 Dec. | Heavy rain | 5° /2° | 52.4 mm | 1.5 cm | |
| 27 Dec. | Moderate rain | 4° /1° | 12.9 mm | 0 cm | |
| 28 Dec. | Moderate rain | 5° /2° | 17.9 mm | 0 cm | |
| 29 Dec. |  Patchy rain possible | 6° /2° | 2.3 mm | 0 cm | |
| 30 Dec. | Light rain | 6° /3° | 5.3 mm | 0 cm | |
| 31 Dec. | Patchy rain possible | 6° /2° | 0.2 mm | 0 cm | |
| Next | |||||
Important Notice
Our weather forecast for Chilliwack 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 Chilliwack forecast closer to your planned date for the most up-to-date weather information.
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Chilliwack in December - FAQ
What are the expected maximum and minimum temperatures in Chilliwack during December?
Prepare for cooler days with highs just around 7° and colder nights, dipping below 3°.
How much rainfall should be expected in Chilliwack during December?
Significant rainfall exceeding 765 mm is expected in Chilliwack during December, occurring over more than 21 days. Preparing for wet conditions is recommended in your planning.
Will it snow in Chilliwack in December 2026?
Chilliwack typically sees 4.7 cm of snowfall during December.
What are the typical wind conditions in Chilliwack during December?
The average wind speed in Chilliwack during December is 9 km/h, suggesting breezy to windy conditions, depending on your activities.
Chilliwack snow forecast December 2026
Track daily snowfall levels and discover Chilliwack’s snowy potential this December ❄️
On average, Chilliwack sees 1 snowy days during December, with approximately 4.7 cm of total snowfall.
December rainfall patterns in Chilliwack
Explore the daily rainfall trends and prepare for Chilliwacks December weather 💧
Typically, Chilliwack has 21 rainy days in December with a total of 765 mm of rainfall.
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