Summit County (Breckenridge)
December
Weather in Summit County for December 2025
Your guide to Summit County weather in December - trends and predictions
Summit County typically experiences moderate snowfall in December, with an average of 8 snowy days.
In general, the average temperature in Summit County at the beginning of December is 1.4 °F. As the month progressed, temperatures tended to significantly cool down, reaching an average of -3.9 °F by the end of December.
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Snow Forecast ❄️
Temperatures
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23
Dry days
0
Rainy days
8
Snow days
-2°/-11°
Temperatures
11 km/h
Avg max wind
69 %
Avg humidity
Summit County Weather December
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Sun. | Mon. | Tue. | Wed. | Thu. | Fri. | Sat. |
---|---|---|---|---|---|---|
1 0° | 2 2° | 3 2° | 4 3° | 5 0° | 6 2° | |
7 1° | 8 -1° | 9 -10° | 10 -8° | 11 -2° | 12 -0° | 13 -3° |
14 -1° | 15 -4° | 16 0° | 17 -2° | 18 0° | 19 0° | 20 1° |
21 2° | 22 0° | 23 -3° | 24 -2° | 25 -5° | 26 -5° | 27 -5° |
28 -4° | 29 -1° | 30 -2° | 31 -5° |
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Temperatures trend during December in Summit County
See the weather trend as well as the moving average line
December weather day by day
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Date | Weather | Temperatures | Rain | Snow | More |
---|---|---|---|---|---|
Dec. 1 | Sunny | 0° /-12° | 0 mm | 0 cm | |
Dec. 2 | Sunny | 2° /-12° | 0 mm | 0 cm | |
Dec. 3 | Overcast | 2° /-10° | 0 mm | 0 cm | |
Dec. 4 | Sunny | 3° /-7° | 0 mm | 0 cm | |
Dec. 5 | Overcast | 0° /-6° | 0 mm | 0 cm | |
Dec. 6 | Sunny | 2° /-8° | 0 mm | 0 cm | |
Dec. 7 | Sunny | 1° /-8° | 0 mm | 0 cm | |
Dec. 8 | Sunny | -1° /-10° | 0 mm | 0 cm | |
Dec. 9 | Light snow | -10° /-19° | 0.2 mm | 0.1 cm | |
Dec. 10 | Light snow | -8° /-19° | 0.1 mm | 0 cm | |
Dec. 11 | Light freezing rain | -2° /-14° | 0 mm | 0 cm | |
Dec. 12 | Partly cloudy | 0° /-10° | 0 mm | 0 cm | |
Dec. 13 | Moderate snow | -3° /-11° | 1 mm | 0.6 cm | |
Dec. 14 | Light freezing rain | -1° /-13° | 0 mm | 0 cm | |
Dec. 15 | Freezing fog | -4° /-13° | 0 mm | 0 cm | |
Dec. 16 | Partly cloudy | 0° /-14° | 0 mm | 0 cm | |
Dec. 17 | Sunny | -2° /-11° | 2.4 mm | 1.7 cm | |
Dec. 18 | Sunny | 0° /-13° | 0 mm | 0 cm | |
Dec. 19 | Sunny | 0° /-9° | 0 mm | 0 cm | |
Dec. 20 | Overcast | 1° /-8° | 0 mm | 0 cm | |
Dec. 21 | Mist | 2° /-8° | 0 mm | 0 cm | |
Dec. 22 | Partly cloudy | 0° /-8° | 0 mm | 0 cm | |
Dec. 23 | Moderate or heavy snow showers | -3° /-7° | 3.1 mm | 2.3 cm | |
Dec. 24 | Moderate or heavy snow showers | -2° /-13° | 2.1 mm | 1.5 cm | |
Dec. 25 | Freezing fog | -5° /-14° | 0 mm | 0 cm | |
Dec. 26 | Partly cloudy | -5° /-14° | 0 mm | 0 cm | |
Dec. 27 | Partly cloudy | -5° /-14° | 0 mm | 0 cm | |
Dec. 28 | Sunny | -4° /-14° | 2.4 mm | 1.8 cm | |
Dec. 29 | Sunny | -1° /-11° | 4.8 mm | 3.4 cm | |
Dec. 30 | Overcast | -2° /-14° | 20.8 mm | 8.6 cm | |
Dec. 31 | Light freezing rain | -5° /-16° | 0 mm | 0 cm | |
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Important Notice
Our weather forecast for Summit 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 Summit County forecast closer to your planned date for the most up-to-date weather information.
Summit County in December - FAQ
What are the expected maximum and minimum temperatures in Summit 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 Summit County during December?
In December, Summit County can expect light to moderate rainfall, totaling 37.1 mm across approximately 0 days. Occasional showers are possible, and planning ahead for them could be helpful.
Will it snow in Summit County in December 2025?
Summit County experiences an average snowfall of 20.07 cm during December, occurring over 8 days.
What are the typical wind conditions in Summit County during December?
The average wind speed in Summit County during December is 11 km/h, suggesting breezy to windy conditions, depending on your activities.
Summit County snow forecast December 2025
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December rainfall patterns in Summit County
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Get accurate weather forecasts for Summit County, located at latitude 39.482 and longitude -106.038. Stay updated with localized weather information tailored for Summit County.
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