Grand Junction (CO)
December
Weather in Grand Junction, Colorado for December 2026
Your guide to Grand Junction weather in December - trends and predictions
With an average of 3 snowy days, Grand Junction usually enjoys a light touch of snow in December.
In general, the average temperature in Grand Junction at the beginning of December is 5.4 °F. As the month progressed, temperatures tended to slightly increase, reaching an average of 5.6 °F by the end of December.
With an average of 2 rainy days, Grand Junction experiences minimal rainfall in December.
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Snow Forecast ❄️
Temperatures
Rain 🌧️
More
26
Dry days
2
Rainy days
3
Snow days
6°/-4°
Temperatures
9 km/h
Avg max wind
68 %
Avg humidity
Grand Junction Weather December
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Temperatures trend during December in Grand Junction
See the weather trend as well as the moving average line
December weather in Grand Junction day by day
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| Date | Weather | Temperatures | Rain | Snow | More |
|---|---|---|---|---|---|
| Dec. 1 |  Sunny | 5° /-7° | 0 mm | 0 cm | |
| Dec. 2 | Sunny | 6° /-7° | 0 mm | 0 cm | |
| Dec. 3 |  Cloudy | 5° /-6° | 2.7 mm | 1.9 cm | |
| Dec. 4 | Cloudy | 5° /-6° | 0 mm | 0 cm | |
| Dec. 5 |  Overcast | 5° /-5° | 0 mm | 0 cm | |
| Dec. 6 | Sunny | 7° /-5° | 0 mm | 0 cm | |
| Dec. 7 | Sunny | 5° /-7° | 0 mm | 0 cm | |
| Dec. 8 |  Partly cloudy | 6° /-5° | 0 mm | 0 cm | |
| Dec. 9 |  Patchy moderate snow | 3° /-6° | 1.2 mm | 0.5 cm | |
| Dec. 10 | Sunny | 6° /-6° | 0 mm | 0 cm | |
| Dec. 11 | Sunny | 6° /-6° | 0 mm | 0 cm | |
| Dec. 12 | Overcast | 7° /-5° | 0 mm | 0 cm | |
| Dec. 13 | Overcast | 8° /-4° | 0 mm | 0 cm | |
| Dec. 14 | Overcast | 9° /-4° | 0 mm | 0 cm | |
| Dec. 15 | Sunny | 9° /-3° | 0 mm | 0 cm | |
| Dec. 16 | Cloudy | 7° /-3° | 0 mm | 0 cm | |
| Dec. 17 | Overcast | 9° /-3° | 0 mm | 0 cm | |
| Dec. 18 | Partly cloudy | 6° /-4° | 0 mm | 0 cm | |
| Dec. 19 | Sunny | 11° /-4° | 0 mm | 0 cm | |
| Dec. 20 | Sunny | 9° /-3° | 0 mm | 0 cm | |
| Dec. 21 | Partly cloudy | 9° /-3° | 0 mm | 0 cm | |
| Dec. 22 | Overcast | 10° /-3° | 0 mm | 0 cm | |
| Dec. 23 | Overcast | 11° /-1° | 0 mm | 0 cm | |
| Dec. 24 | Overcast | 10° /-1° | 0 mm | 0 cm | |
| Dec. 25 |  Light freezing rain | 10° /0° | 0.2 mm | 0 cm | |
| Dec. 26 |  Moderate rain at times | 7° /-2° | 1.6 mm | 0.8 cm | |
| Dec. 27 | Light freezing rain | 4° /-4° | 3.9 mm | 0 cm | |
| Dec. 28 | Overcast | 2° /-7° | 0 mm | 0 cm | |
| Dec. 29 | Cloudy | 5° /-7° | 0.1 mm | 0 cm | |
| Dec. 30 | Patchy moderate snow | 6° /-7° | 0.7 mm | 0.5 cm | |
| Dec. 31 |  Mist | 5° /-7° | 0 mm | 0 cm | |
| Next | |||||
Important Notice
Our weather forecast for Grand Junction 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 Grand Junction forecast closer to your planned date for the most up-to-date weather information.
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Grand Junction in December - FAQ
What are the expected maximum and minimum temperatures in Grand Junction during December?
Prepare for cooler days with highs just around 6° and colder nights, dipping below -4°.
How much rainfall should be expected in Grand Junction during December?
Expect minimal rainfall in Grand Junction during December, with a total of 10.4 mm over approximately 2 days. This minimal precipitation is unlikely to significantly impact plans.
Will it snow in Grand Junction in December 2026?
Grand Junction experiences an average snowfall of 3.7 cm during December, occurring over 3 days.
What are the typical wind conditions in Grand Junction during December?
The average wind speed in Grand Junction during December is 9 km/h, suggesting breezy to windy conditions, depending on your activities.
Grand Junction snow forecast December 2026
Track daily snowfall levels and discover Grand Junction’s snowy potential this December ❄️
On average, Grand Junction sees 3 snowy days during December, with approximately 3.7 cm of total snowfall.
December rainfall patterns in Grand Junction
Explore the daily rainfall trends and prepare for Grand Junctions December weather 💧
Typically, Grand Junction has 2 rainy days in December with a total of 10.4 mm of rainfall.
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Where is Grand Junction?Get accurate weather forecasts for Grand Junction, located at latitude 39.064 and longitude -108.551. Stay updated with localized weather information tailored for Grand Junction.
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