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Weather in Mono County, California for December 2025

Your guide to Mono County weather in December - trends and predictions

    Snow Forecast ❄️

  • Mono County typically experiences moderate snowfall in December, with an average of 7 snowy days.
    According to Mono County snow forecast for December 2025, 5 snowy days are expected until the end of the month. The closest date with snow is Friday, December 19.

    • Temperatures

  • So far, December 2025 in Mono County is slightly warmer than the historical average by 2 °F.

  • The forecast for the upcoming days in Mono County predicts a temperature of 7.1 °F, which is slightly above the historical average.

  • In general, the average temperature in Mono County at the beginning of December is 4.9 °F. As the month progressed, temperatures tended to moderately fall, reaching an average of 4.3 °F by the end of December.

    • More

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Average dry days
24
Dry days
Average rainy days
0
Rainy days
Average snowy days
7
Snow days
Average temperatures
2°/-6°
Temperatures
Average wind speed
12 km/h
Avg max wind
Average humidity
61 %
Avg humidity

Mono County Weather December

Move between months or click on a day
November
January
Sun.Mon.Tue.Wed.Thu.Fri.Sat.
1
Cloudy
5°
2
Sunny
7°
3
Cloudy
1°
4
Sunny
4°
5
Cloudy
6°
6
Sunny
6°
7
Overcast
5°
8
Cloudy
6°
9
Sunny
6°
10
Sunny
7°
11
Cloudy
10°
12
Moderate snow
4°
13
Cloudy
6°
14
Blizzard
4°
15
Sunny
10°
16
Sunny
11°
17
Sunny
7°
18
Sunny
12°
19
Sunny
9°
20
Sunny
8°
21
Patchy rain possible
3°
22
Moderate rain
2°
23
Partly cloudy
4°
24
Patchy snow possible
4°
25
Sunny
6°
26
Sunny
9°
27
Partly cloudy
6°
28
Sunny
8°
29
Partly cloudy
0°
30
Overcast
0°
31
Cloudy
1°

Temperatures trend during December in Mono County

See the weather trend as well as the moving average line

December weather in Mono County day by day

Click on a date for more information
November January
Date Weather Temperatures Rain Snow More
Dec. 1 Cloudy
Cloudy
 5° /-5° 0 mm 0 cm
Dec. 2 Sunny
Sunny
 7° /-4° 0 mm 0 cm
Dec. 3 Cloudy
Cloudy
 1° /-6° 0 mm 0 cm
Dec. 4 Sunny
Sunny
 4° /-6° 0 mm 0 cm
Dec. 5 Cloudy
Cloudy
 6° /-3° 0 mm 0 cm
Dec. 6 Sunny
Sunny
 6° /-4° 0 mm 0 cm
Dec. 7 Overcast
Overcast
 5° /-5° 0 mm 0 cm
Dec. 8 Cloudy
Cloudy
 6° /-2° 0 mm 0 cm
Dec. 9 Sunny
Sunny
 6° /-4° 0 mm 0 cm
Dec. 10 Sunny
Sunny
 7° /-3° 0 mm 0 cm
Dec. 11 Cloudy
Cloudy
 10° /-1° 0 mm 0 cm
Dec. 12 Moderate snow
Moderate snow
 4° /-5° 2.7 mm 2 cm
Dec. 13 Cloudy
Cloudy
 6° /-7° 0 mm 0 cm
Dec. 14 Blizzard
Blizzard
 4° /-7° 36.3 mm 1.2 cm
Dec. 15 Sunny
Sunny
 10° /1° 0 mm 0 cm
Dec. 16 Sunny
Sunny
 11° /0° 0 mm 0 cm
Dec. 17 Sunny
Sunny
 7° /-2° 0 mm 0 cm
Dec. 18 Sunny
Sunny
 12° /1° 0 mm 0 cm
Dec. 19 Sunny
Sunny
 9° /-2° 0.1 mm 0.1 cm
Dec. 20 Sunny
Sunny
 8° /-3° 0 mm 0 cm
Dec. 21 Patchy rain possible
Patchy rain possible
 3° /-2° 1.6 mm 1.1 cm
Dec. 22 Moderate rain
Moderate rain
 2° /-2° 8.3 mm 6 cm
Dec. 23 Partly cloudy
Partly cloudy
 4° /-6° 0 mm 0 cm
Dec. 24 Patchy snow possible
Patchy snow possible
 4° /-4° 2.5 mm 1.7 cm
Dec. 25 Sunny
Sunny
 6° /-6° 0 mm 0 cm
Dec. 26 Sunny
Sunny
 9° /-5° 0 mm 0 cm
Dec. 27 Partly cloudy
Partly cloudy
 6° /-2° 0 mm 0 cm
Dec. 28 Sunny
Sunny
 8° /-2° 0 mm 0 cm
Dec. 29 Partly cloudy
Partly cloudy
 0° /-6° 0 mm 0 cm
Dec. 30 Overcast
Overcast
 0° /-9° 0 mm 0 cm
Dec. 31 Cloudy
Cloudy
 1° /-10° 0 mm 0 cm
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Important Notice
Our weather forecast for Mono 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 Mono County forecast closer to your planned date for the most up-to-date weather information.
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Mono County in December - FAQ

What are the expected maximum and minimum temperatures in Mono 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 Mono County during December?
Significant rainfall exceeding 125.3 mm is expected in Mono County during December, occurring over more than 0 days. Preparing for wet conditions is recommended in your planning.
Will it snow in Mono County in December 2025?
Mono County experiences an average snowfall of 40.64 cm during December, occurring over 7 days.
What are the typical wind conditions in Mono County during December?
The average wind speed in Mono County during December is 12 km/h, suggesting breezy to windy conditions, depending on your activities.

Mono County snow forecast December 2025

Track daily snowfall levels and discover Mono County’s snowy potential this December ❄️
On average, Mono County sees 7 snowy days during December, with approximately 40.6 cm of total snowfall.

December rainfall patterns in Mono County

Explore the daily rainfall trends and prepare for Mono Countys December weather 💧
Top locations in Mono County
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Mammoth Lakes
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Location coordinates Where is Mono County?

Get accurate weather forecasts for Mono County, located at latitude 37.649 and longitude -118.972. Stay updated with localized weather information tailored for Mono County.

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