Salt Lake County (Salt Lake City)
December
Weather in Salt Lake County for December 2025
Your guide to Salt Lake County weather in December - trends and predictions
With an average of 5 snowy days, Salt Lake County usually enjoys a light touch of snow in December.
In general, the average temperature in Salt Lake County at the beginning of December is 4.1 °F. As the month progressed, temperatures tended to slightly decrease, reaching an average of 3.9 °F by the end of December.
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Snow Forecast ❄️
Temperatures
More
24
Dry days
2
Rainy days
5
Snow days
5°/-1°
Temperatures
9 km/h
Avg max wind
67 %
Avg humidity
Salt Lake County in December average weather
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| Mon. | Tue. | Wed. | Thu. | Fri. | Sat. | Sun. |
|---|---|---|---|---|---|---|
| 1  3° | 2  4° | 3  3° | 4  3° | 5  4° | 6 6° | 7  6° |
| 8  2° | 9  1° | 10  3° | 11 6° | 12 5° | 13 4° | 14  6° |
| 15 4° | 16  6° | 17 5° | 18 7° | 19  7° | 20 8° | 21 11° |
| 22 8° | 23  6° | 24 4° | 25 3° | 26 1° | 27 3° | 28 4° |
| 29 7° | 30 5° | 31 4° |
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Temperatures trend during December in Salt Lake 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 | Moderate snow | 3° /-5° | 2.4 mm | 2.1 cm | |
| Dec. 2 | Moderate or heavy snow showers | 4° /-3° | 6 mm | 5.1 cm | |
| Dec. 3 | Heavy snow | 3° /-2° | 18.2 mm | 8.1 cm | |
| Dec. 4 | Fog | 3° /-2° | 5.1 mm | 0 cm | |
| Dec. 5 | Freezing fog | 4° /-5° | 0 mm | 0 cm | |
| Dec. 6 | Freezing fog | 6° /-3° | 0 mm | 0 cm | |
| Dec. 7 | Patchy light rain | 6° /-1° | 0.8 mm | 0 cm | |
| Dec. 8 | Moderate or heavy snow with thunder | 2° /-3° | 10.8 mm | 9.1 cm | |
| Dec. 9 | Partly cloudy | 1° /-5° | 0 mm | 0 cm | |
| Dec. 10 | Overcast | 3° /-4° | 0 mm | 0 cm | |
| Dec. 11 | Overcast | 6° /-3° | 0 mm | 0 cm | |
| Dec. 12 | Partly cloudy | 5° /-1° | 0 mm | 0 cm | |
| Dec. 13 | Overcast | 4° /-2° | 0 mm | 0 cm | |
| Dec. 14 | Sunny | 6° /-1° | 0 mm | 0 cm | |
| Dec. 15 | Sunny | 4° /-1° | 12.5 mm | 8.5 cm | |
| Dec. 16 | Cloudy | 6° /-3° | 0 mm | 0 cm | |
| Dec. 17 | Sunny | 5° /-1° | 0 mm | 0 cm | |
| Dec. 18 | Overcast | 7° /-2° | 0 mm | 0 cm | |
| Dec. 19 | Patchy rain possible | 7° /0° | 0 mm | 0 cm | |
| Dec. 20 | Patchy rain possible | 8° /0° | 0 mm | 0 cm | |
| Dec. 21 | Sunny | 11° /0° | 0 mm | 0 cm | |
| Dec. 22 | Sunny | 8° /2° | 0 mm | 0 cm | |
| Dec. 23 | Light sleet | 6° /1° | 0.7 mm | 0 cm | |
| Dec. 24 | Sunny | 4° /-2° | 3 mm | 0 cm | |
| Dec. 25 | Sunny | 3° /-1° | 3.8 mm | 0 cm | |
| Dec. 26 | Heavy snow | 1° /-3° | 16.1 mm | 9.7 cm | |
| Dec. 27 | Cloudy | 3° /-2° | 3.8 mm | 0 cm | |
| Dec. 28 | Partly cloudy | 4° /-1° | 2.9 mm | 0 cm | |
| Dec. 29 | Overcast | 7° /1° | 0 mm | 0 cm | |
| Dec. 30 | Overcast | 5° /-2° | 11.2 mm | 6.5 cm | |
| Dec. 31 | Patchy rain possible | 4° /-2° | 0 mm | 0 cm | |
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Important Notice
Our weather forecast for Salt Lake 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 Salt Lake County forecast closer to your planned date for the most up-to-date weather information.
Salt Lake County in December - FAQ
What are the expected maximum and minimum temperatures in Salt Lake 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 Salt Lake County during December?
In December, Salt Lake County can expect light to moderate rainfall, totaling 47.7 mm across approximately 2 days. Occasional showers are possible, and planning ahead for them could be helpful.
Will it snow in Salt Lake County in December 2025?
Salt Lake County experiences an average snowfall of 26.66 cm during December, occurring over 5 days.
What are the typical wind conditions in Salt Lake County during December?
The average wind speed in Salt Lake County during December is 9 km/h, suggesting breezy to windy conditions, depending on your activities.
Salt Lake County snow forecast December 2025
Track daily snowfall levels and discover Salt Lake County’s snowy potential this December ❄️
December rainfall patterns in Salt Lake County
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