Chelan County (Wenatchee)
December
Weather in Chelan County, Washington for December 2025
Your guide to Chelan County weather in December - trends and predictions
Chelan County typically experiences moderate snowfall in December, with an average of 8 snowy days.
According to Chelan County snow forecast for December 2025, 9 snowy days are expected in the next 2 weeks. The closest date with snow is Thursday, December 18.So far, December 2025 in Chelan County shows a warmer trend than usual by 2.6 °F.
Expect cooler weather in the next days in Chelan County with the forecast suggesting a temperature of 3.1 °F, lower than the historical average.
In general, the average temperature in Chelan County at the beginning of December is 3.6 °F. As the month progressed, temperatures tended to significantly cool down, reaching an average of 0.1 °F by the end of December.
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Snow Forecast ❄️
Temperatures
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14
Dry days
9
Rainy days
8
Snow days
2°/-1°
Temperatures
7 km/h
Avg max wind
93 %
Avg humidity
Chelan County Weather December
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Temperatures trend during December in Chelan County
See the weather trend as well as the moving average line
December weather in Chelan County day by day
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| Date | Weather | Temperatures | Rain | Snow | More |
|---|---|---|---|---|---|
| Dec. 1 |  Overcast | 1° /-1° | 0 mm | 0 cm | |
| Dec. 2 | Overcast | 3° /-1° | 0 mm | 0 cm | |
| Dec. 3 | Overcast | 1° /-2° | 0 mm | 0 cm | |
| Dec. 4 | Overcast | 4° /-1° | 0 mm | 0 cm | |
| Dec. 5 | Overcast | 5° /-1° | 0.5 mm | 0 cm | |
| Dec. 6 | Overcast | 5° /0° | 0 mm | 0 cm | |
| Dec. 7 |  Patchy moderate snow | 6° /0° | 3.2 mm | 0.4 cm | |
| Dec. 8 |  Sunny | 9° /2° | 7.2 mm | 0 cm | |
| Dec. 9 | Overcast | 6° /0° | 5.4 mm | 0 cm | |
| Dec. 10 | Overcast | 4° /-1° | 22.1 mm | 0 cm | |
| Dec. 11 | Overcast | 6° /0° | 0 mm | 0 cm | |
| Dec. 12 |  Light freezing rain | 6° /1° | 0.5 mm | 0 cm | |
| Dec. 13 |  Partly cloudy | 8° /4° | 0 mm | 0 cm | |
| Dec. 14 | Overcast | 10° /4° | 0 mm | 0 cm | |
| Dec. 15 |  Patchy rain possible | 11° /4° | 3.6 mm | 0 cm | |
| Dec. 16 |  Moderate rain | 7° /-2° | 8.1 mm | 0 cm | |
| Dec. 17 | Light freezing rain | 6° /-5° | 0.2 mm | 0 cm | |
| Dec. 18 |  Heavy snow | 2° /-4° | 2.4 mm | 1 cm | |
| Dec. 19 | Light freezing rain | 4° /-4° | 0.2 mm | 0.1 cm | |
| Dec. 20 | Light freezing rain | 4° /-5° | 0.2 mm | 0.1 cm | |
| Dec. 21 | Heavy snow | 3° /-4° | 0.4 mm | 0.2 cm | |
| Dec. 22 | Light freezing rain | 0° /-7° | 0.1 mm | 0 cm | |
| Dec. 23 |  Patchy light snow | -1° /-8° | 1.1 mm | 0.7 cm | |
| Dec. 24 | Light snow | -1° /-5° | 1.2 mm | 0.9 cm | |
| Dec. 25 | Heavy snow | -3° /-11° | 3.2 mm | 2.3 cm | |
| Dec. 26 | Partly cloudy | -7° /-19° | 0 mm | 0 cm | |
| Dec. 27 | Patchy moderate snow | 3° /-4° | 5.9 mm | 2.5 cm | |
| Dec. 28 | Light freezing rain | 3° /-1° | 2.8 mm | 1.5 cm | |
| Dec. 29 | Patchy moderate snow | 1° /0° | 5.1 mm | 1.2 cm | |
| Dec. 30 |  Moderate rain at times | 5° /-2° | 0.9 mm | 0 cm | |
| Dec. 31 |  Freezing fog | -1° /-4° | 0 mm | 0 cm | |
| Next | |||||
Important Notice
Our weather forecast for Chelan 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 Chelan County forecast closer to your planned date for the most up-to-date weather information.
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Chelan County in December - FAQ
What are the expected maximum and minimum temperatures in Chelan County during December?
Brace for cold days with temperatures not exceeding 2° and nights that are likely to be freezing. Winter clothing is essential for comfort and safety.
How much rainfall should be expected in Chelan County during December?
Significant rainfall exceeding 165 mm is expected in Chelan County during December, occurring over more than 9 days. Preparing for wet conditions is recommended in your planning.
Will it snow in Chelan County in December 2025?
Chelan County experiences an average snowfall of 32.02 cm during December, occurring over 8 days.
What are the typical wind conditions in Chelan County during December?
The average wind speed in Chelan County during December is 7 km/h, suggesting breezy to windy conditions, depending on your activities.
Chelan County snow forecast December 2025
Track daily snowfall levels and discover Chelan County’s snowy potential this December ❄️
On average, Chelan County sees 8 snowy days during December, with approximately 32 cm of total snowfall.
December rainfall patterns in Chelan County
Explore the daily rainfall trends and prepare for Chelan Countys December weather 💧
Typically, Chelan County has 9 rainy days in December with a total of 165 mm of rainfall.
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Where is Chelan County?Get accurate weather forecasts for Chelan County, located at latitude 47.423 and longitude -120.31. Stay updated with localized weather information tailored for Chelan County.
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