Clark County (Vancouver)
December
Weather in Clark County, Washington for December 2026
Your guide to Clark County weather in December - trends and predictions
In general, the average temperature in Clark County at the beginning of December is 9.2 °C. As the month progressed, temperatures tended to moderately fall, reaching an average of 7.3 °C by the end of December.
Clark County in December brings notable rainfall, with an average of 17 rainy days and a total precipitation of 452.9 mm.
Is December a good time to visit Clark County? check out the best time to travel to Clark County page.
✨ Is December a good time to visit Clark County? – Ask the AI Weatherman
Temperatures
Rain 🌧️
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14
Dry days
17
Rainy days
0
Snow days
8°/5°
Temperatures
11 km/h
Avg max wind
88 %
Avg humidity
Clark County Weather December
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Temperatures trend during December in Clark County
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December weather in Clark County day by day
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| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| Dec. 1 |  Light rain | 8° /1° | 2.8 mm | 1.2 | |
| Dec. 2 |  Moderate rain | 9° /4° | 15.6 mm | 1.2 | |
| Dec. 3 |  Heavy rain | 10° /3° | 21.9 mm | 1.2 | |
| Dec. 4 | Light rain | 10° /5° | 3.6 mm | 1.1 | |
| Dec. 5 | Heavy rain | 10° /5° | 23.9 mm | 1.1 | |
| Dec. 6 | Moderate rain | 10° /6° | 16.8 mm | 1.1 | |
| Dec. 7 | Heavy rain | 8° /5° | 28 mm | 1.1 | |
| Dec. 8 | Heavy rain | 9° /6° | 26.7 mm | 1.1 | |
| Dec. 9 | Heavy rain | 7° /4° | 52.3 mm | 1.1 | |
| Dec. 10 | Moderate rain | 9° /6° | 16.3 mm | 1.1 | |
| Dec. 11 | Light drizzle | 10° /6° | 0.4 mm | 1.1 | |
| Dec. 12 | Light rain | 9° /6° | 2.7 mm | 1.1 | |
| Dec. 13 | Light rain | 9° /5° | 8.7 mm | 1.1 | |
| Dec. 14 | Moderate rain | 8° /5° | 11.4 mm | 1.1 | |
| Dec. 15 | Light rain | 9° /6° | 3.9 mm | 1 | |
| Dec. 16 | Moderate rain | 9° /5° | 20.5 mm | 1 | |
| Dec. 17 | Heavy rain | 11° /5° | 25.4 mm | 1 | |
| Dec. 18 | Heavy rain | 9° /5° | 30.8 mm | 1 | |
| Dec. 19 | Moderate rain | 8° /6° | 20.3 mm | 1 | |
| Dec. 20 | Light rain | 8° /5° | 2.6 mm | 1 | |
| Dec. 21 | Moderate rain | 9° /5° | 21.9 mm | 1 | |
| Dec. 22 | Light rain | 8° /4° | 8.2 mm | 1 | |
| Dec. 23 | Moderate rain | 8° /5° | 12 mm | 1 | |
| Dec. 24 | Light rain | 9° /3° | 3.7 mm | 1 | |
| Dec. 25 | Moderate rain | 6° /4° | 15.1 mm | 1 | |
| Dec. 26 | Moderate rain | 8° /4° | 21.4 mm | 1 | |
| Dec. 27 | Moderate rain | 6° /4° | 13 mm | 1 | |
| Dec. 28 | Light rain | 7° /4° | 3.4 mm | 1 | |
| Dec. 29 | Moderate rain | 8° /4° | 17.3 mm | 1.1 | |
| Dec. 30 | Light rain | 7° /4° | 1.5 mm | 1 | |
| Dec. 31 |  Fog | 7° /2° | 0.9 mm | 1 | |
| Next | |||||
Important Notice
Our weather forecast for Clark County 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 Clark County forecast closer to your planned date for the most up-to-date weather information.
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Clark County in December - FAQ
What are the expected maximum and minimum temperatures in Clark County during December?
During December, expect a variety of temperatures with highs around 8° and lows near 5°, suitable for diverse activities and preferences.
How much rainfall should be expected in Clark County during December?
Significant rainfall exceeding 452.9 mm is expected in Clark County during December, occurring over more than 17 days. Preparing for wet conditions is recommended in your planning.
Will it snow in Clark County in December 2026?
Clark County typically sees 0 cm of snowfall during December.
What are the typical wind conditions in Clark County during December?
The average wind speed in Clark County during December is 11 km/h, suggesting breezy to windy conditions, depending on your activities.
December rainfall patterns in Clark County
Explore the daily rainfall trends and prepare for Clark Countys December weather 💧
Typically, Clark County has 17 rainy days in December with a total of 452.9 mm of rainfall.
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