Weather in Sierra Nevada for December 2026
Snowfall in Sierra Nevada during December is quite rare, with fewer than 2 snowy days on average.
In general, the average temperature in Sierra Nevada at the beginning of December is 9 °C. As the month progressed, temperatures tended to significantly cool down, reaching an average of 5 °C by the end of December.
Precipitation in Sierra Nevada during December is a rare event, with an average of fewer than 2 rainy days.
Is December a good time to visit Sierra Nevada? check out the best time to travel to Sierra Nevada page.
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Sierra Nevada Weather December
Temperatures trend during December in Sierra Nevada
December weather in Sierra Nevada day by day
| Date | Weather | Temperatures | Rain | Snow | More |
|---|---|---|---|---|---|
| 1 Dec. |  Heavy rain at times | 9° /3° | 7.7 mm | 0 cm | |
| 2 Dec. |  Patchy rain possible | 8° /1° | 6.1 mm | 0 cm | |
| 3 Dec. |  Sunny | 5° /0° | 1.7 mm | 1 cm | |
| 4 Dec. |  Partly cloudy | 6° /0° | 0 mm | 0 cm | |
| 5 Dec. | Partly cloudy | 9° /1° | 0.1 mm | 0 cm | |
| 6 Dec. | Sunny | 13° /4° | 0 mm | 0 cm | |
| 7 Dec. |  Overcast | 13° /6° | 0 mm | 0 cm | |
| 8 Dec. | Overcast | 11° /1° | 0 mm | 0 cm | |
| 9 Dec. | Sunny | 7° /0° | 0 mm | 0 cm | |
| 10 Dec. | Sunny | 4° /0° | 1.7 mm | 0 cm | |
| 11 Dec. |  Patchy moderate snow | 5° /0° | 0.4 mm | 0.2 cm | |
| 12 Dec. |  Light freezing rain | 4° /-1° | 1.2 mm | 0 cm | |
| 13 Dec. | Overcast | 5° /0° | 0 mm | 0 cm | |
| 14 Dec. | Partly cloudy | 5° /0° | 6.3 mm | 1.9 cm | |
| 15 Dec. | Sunny | 6° /0° | 2.8 mm | 1.6 cm | |
| 16 Dec. | Sunny | 5° /0° | 7.2 mm | 5.2 cm | |
| 17 Dec. |  Cloudy | 8° /1° | 0.1 mm | 0 cm | |
| 18 Dec. |  Moderate or heavy rain shower | 10° /3° | 2.2 mm | 0 cm | |
| 19 Dec. | Patchy rain possible | 8° /2° | 0.7 mm | 0 cm | |
| 20 Dec. | Overcast | 5° /0° | 0.2 mm | 0.1 cm | |
| 21 Dec. | Sunny | 4° /-1° | 5.8 mm | 4.2 cm | |
| 22 Dec. | Sunny | 5° /-2° | 0.1 mm | 0 cm | |
| 23 Dec. | Sunny | 5° /-1° | 0.8 mm | 0.6 cm | |
| 24 Dec. | Sunny | 6° /0° | 0.4 mm | 0.3 cm | |
| 25 Dec. | Sunny | 6° /0° | 0.9 mm | 0.6 cm | |
| 26 Dec. | Sunny | 6° /0° | 0 mm | 0 cm | |
| 27 Dec. | Sunny | 5° /-1° | 1 mm | 0.8 cm | |
| 28 Dec. | Sunny | 4° /0° | 4.3 mm | 3.1 cm | |
| 29 Dec. | Sunny | 4° /-1° | 0.4 mm | 0.1 cm | |
| 30 Dec. | Sunny | 4° /-1° | 0 mm | 0 cm | |
| 31 Dec. | Light snow showers | 6° /-1° | 0.6 mm | 0.4 cm | |
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Sierra Nevada weather in December vs November vs January
| November | December | January | |
|---|---|---|---|
| Weather | Sunny | Sunny | Sunny |
| Temperatures | 13°/3° | 8°/-1° | 5°/-1° |
| Rainfall | 111 mm | 106 mm | 72 mm |
| Snowfall | 0 cm | 40 cm | 21 cm |
| Wind | 9.2 km/h | 8.5 km/h | 11.4 km/h |
| Humidity | 60% | 67% | 59% |
| Rainy days | 4 days | 1 days | 9 days |
| Snow days | 0 days | 1 days | 3 days |
| Dry days | 26 days | 29 days | 19 days |
Planning a trip to Sierra Nevada? Discover the best time to visit
Sierra Nevada in December - FAQ
What are the expected maximum and minimum temperatures in Sierra Nevada during December?
How much rainfall should be expected in Sierra Nevada during December?
Will it snow in Sierra Nevada in December 2026?
What are the typical wind conditions in Sierra Nevada during December?
What to pack to Sierra Nevada in December?
As you prepare for your trip to Sierra Nevada in December, it's important to consider the typical weather patterns for the time of year. Below is a carefully tailored packing list to ensure that your time in Sierra Nevada, during December, is comfortable and enjoyable, regardless of the weather conditions.
- Clothing
- Warm Clothing: Sweaters, hoodies, long pants
- Rain Gear: Lightweight, waterproof clothing
- Thermal Wear: Base layers for cold destinations
- All-Weather Jacket: Waterproof and breathable
- Footwear
- Waterproof Shoes
- Insulated Boots: For snowy and extremely cold temperatures
- Accessories
- Scarves: To protect you from the cold wind
- Gloves/Mittens: Essential for cold weather
- Warm Hats: Warm hats for insulation in cold weather
- Umbrellas/Raincoats: For rainy days
Sierra Nevada snow forecast December 2026
December rainfall patterns in Sierra Nevada
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