Yellowstone County (Billings)
December
Weather in Yellowstone County, Montana for December 2026
Your guide to Yellowstone County weather in December - trends and predictions
Yellowstone County typically experiences moderate snowfall in December, with an average of 8 snowy days.
In general, the average temperature in Yellowstone County at the beginning of December is 5.1 °C. As the month progressed, temperatures tended to slightly decrease, reaching an average of 5 °C by the end of December.
New! Chat with our AI weatherman - it’s amazing and free.
Snow Forecast ❄️
Temperatures
More
22
Dry days
1
Rainy days
8
Snow days
5°/-3°
Temperatures
23 km/h
Avg max wind
73 %
Avg humidity
Yellowstone County Weather December
Move between months or click on a day
Temperatures trend during December in Yellowstone County
See the weather trend as well as the moving average line
December weather in Yellowstone County day by day
Click on a date for more information
| Date | Weather | Temperatures | Rain | Snow | More |
|---|---|---|---|---|---|
| Dec. 1 |  Overcast | 2° /-8° | 0 mm | 0 cm | |
| Dec. 2 | Overcast | 6° /-6° | 0 mm | 0 cm | |
| Dec. 3 |  Partly cloudy | 5° /-4° | 0 mm | 0 cm | |
| Dec. 4 |  Cloudy | 4° /-5° | 0 mm | 0 cm | |
| Dec. 5 |  Sunny | 6° /-4° | 2.8 mm | 2 cm | |
| Dec. 6 | Sunny | 7° /0° | 0 mm | 0 cm | |
| Dec. 7 | Overcast | 6° /-1° | 0 mm | 0 cm | |
| Dec. 8 | Sunny | 6° /-1° | 0 mm | 0 cm | |
| Dec. 9 |  Light freezing rain | 4° /-1° | 0.5 mm | 0 cm | |
| Dec. 10 | Overcast | 4° /-2° | 5.1 mm | 2 cm | |
| Dec. 11 | Overcast | 7° /-2° | 0 mm | 0 cm | |
| Dec. 12 | Partly cloudy | 3° /-6° | 9.4 mm | 6.8 cm | |
| Dec. 13 | Partly cloudy | 3° /-8° | 3 mm | 2.2 cm | |
| Dec. 14 | Partly cloudy | 7° /-6° | 1.6 mm | 0.5 cm | |
| Dec. 15 |  Heavy rain at times | 5° /-2° | 1.6 mm | 0 cm | |
| Dec. 16 | Overcast | 3° /-2° | 0.1 mm | 0 cm | |
| Dec. 17 | Overcast | 4° /-3° | 0.1 mm | 0 cm | |
| Dec. 18 | Overcast | 4° /-5° | 0 mm | 0 cm | |
| Dec. 19 | Cloudy | 7° /-1° | 0 mm | 0 cm | |
| Dec. 20 | Cloudy | 7° /-3° | 0 mm | 0 cm | |
| Dec. 21 | Overcast | 6° /-2° | 0 mm | 0 cm | |
| Dec. 22 | Partly cloudy | 8° /-1° | 0 mm | 0 cm | |
| Dec. 23 | Overcast | 8° /-2° | 0 mm | 0 cm | |
| Dec. 24 | Overcast | 3° /-2° | 0 mm | 0 cm | |
| Dec. 25 |  Moderate rain at times | 10° /-1° | 0.8 mm | 0 cm | |
| Dec. 26 |  Patchy rain possible | 7° /-2° | 0.3 mm | 0 cm | |
| Dec. 27 | Overcast | 4° /-4° | 2 mm | 1.5 cm | |
| Dec. 28 | Heavy rain at times | 3° /-5° | 0.7 mm | 0 cm | |
| Dec. 29 | Light freezing rain | 4° /-5° | 1.5 mm | 0.6 cm | |
| Dec. 30 | Patchy rain possible | 4° /-3° | 0.4 mm | 0 cm | |
| Dec. 31 |  Moderate snow | 3° /-4° | 1.7 mm | 1.2 cm | |
| Next | |||||
Important Notice
Our weather forecast for Yellowstone 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 Yellowstone County forecast closer to your planned date for the most up-to-date weather information.
Change Month
Yellowstone County in December - FAQ
What are the expected maximum and minimum temperatures in Yellowstone County during December?
Brace for cold days with temperatures not exceeding 5° and nights that are likely to be freezing. Winter clothing is essential for comfort and safety.
How much rainfall should be expected in Yellowstone County during December?
In December, Yellowstone County can expect light to moderate rainfall, totaling 31.6 mm across approximately 1 days. Occasional showers are possible, and planning ahead for them could be helpful.
Will it snow in Yellowstone County in December 2026?
Yellowstone County experiences an average snowfall of 16.75 cm during December, occurring over 8 days.
What are the typical wind conditions in Yellowstone County during December?
The average wind speed in Yellowstone County during December is 23 km/h, suggesting breezy to windy conditions, depending on your activities.
Yellowstone County snow forecast December 2026
Track daily snowfall levels and discover Yellowstone County’s snowy potential this December ❄️
On average, Yellowstone County sees 8 snowy days during December, with approximately 16.8 cm of total snowfall.
December rainfall patterns in Yellowstone County
Explore the daily rainfall trends and prepare for Yellowstone Countys December weather 💧
Typically, Yellowstone County has 1 rainy days in December with a total of 31.6 mm of rainfall.
Top locations in Yellowstone County
Select a location for an accurate weather forecast
More Locations Quick links
More Yellowstone County weather pages
You are here
Where is Yellowstone County?Get accurate weather forecasts for Yellowstone County, located at latitude 45.783 and longitude -108.501. Stay updated with localized weather information tailored for Yellowstone County.
Found a mistake?
We appreciate your attention to details. Tell us here.