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United States weather

Weather in Mariposa County, California for December 2026

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

    Snow Forecast ❄️

  • Mariposa County typically experiences moderate snowfall in December, with an average of 8 snowy days.

    • More

  • Is December a good time to visit Mariposa County? check out the best time to travel to Mariposa County page.

  • ✨ Is December a good time to visit Mariposa County? – Ask the AI Weatherman

Average dry days
22
Dry days
Average rainy days
1
Rainy days
Average snowy days
8
Snow days
Average temperatures
6°/-1°
Temperatures
Average wind speed
15 km/h
Avg max wind
Average humidity
55 %
Avg humidity

Mariposa County Weather December

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

Temperatures trend during December in Mariposa County

See the weather trend as well as the moving average line

December weather in Mariposa County day by day

Click on a date for more information
November January
Date Weather Temperatures Rain Snow More
Dec. 1 Cloudy
Cloudy
 8° /0° 0 mm 0 cm
Dec. 2 Sunny
Sunny
 9° /1° 0 mm 0 cm
Dec. 3 Cloudy
Cloudy
 5° /-2° 0 mm 0 cm
Dec. 4 Sunny
Sunny
 8° /-1° 0 mm 0 cm
Dec. 5 Overcast
Overcast
 9° /1° 0 mm 0 cm
Dec. 6 Sunny
Sunny
 9° /2° 0 mm 0 cm
Dec. 7 Overcast
Overcast
 8° /2° 0 mm 0 cm
Dec. 8 Cloudy
Cloudy
 8° /3° 0 mm 0 cm
Dec. 9 Sunny
Sunny
 10° /3° 0 mm 0 cm
Dec. 10 Sunny
Sunny
 11° /4° 0 mm 0 cm
Dec. 11 Partly cloudy
Partly cloudy
 11° /5° 0 mm 0 cm
Dec. 12 Heavy snow
Heavy snow
 6° /0° 23.2 mm 12.1 cm
Dec. 13 Light snow
Light snow
 5° /-2° 1.6 mm 1.1 cm
Dec. 14 Heavy snow
Heavy snow
 5° /-3° 40.8 mm 11.8 cm
Dec. 15 Partly cloudy
Partly cloudy
 7° /-2° 0.9 mm 0.6 cm
Dec. 16 Cloudy
Cloudy
 6° /2° 0 mm 0 cm
Dec. 17 Light snow
Light snow
 5° /0° 4 mm 2.9 cm
Dec. 18 Cloudy
Cloudy
 8° /3° 0 mm 0 cm
Dec. 19 Light snow
Light snow
 7° /2° 8.4 mm 3.1 cm
Dec. 20 Heavy snow
Heavy snow
 5° /1° 21.8 mm 10.6 cm
Dec. 21 Heavy snow
Heavy snow
 3° /1° 116.3 mm 84 cm
Dec. 22 Moderate or heavy snow showers
Moderate or heavy snow showers
 2° /0° 91.9 mm 65.7 cm
Dec. 23 Overcast
Overcast
 5° /1° 0 mm 0 cm
Dec. 24 Moderate or heavy snow showers
Moderate or heavy snow showers
 2° /-5° 127.6 mm 50.7 cm
Dec. 25 Heavy snow
Heavy snow
 2° /-6° 86.3 mm 15.7 cm
Dec. 26 Moderate or heavy snow showers
Moderate or heavy snow showers
 -1° /-5° 90.2 mm 10.4 cm
Dec. 27 Heavy snow
Heavy snow
 1° /-8° 41.4 mm 29.9 cm
Dec. 28 Mist
Mist
 4° /-5° 0 mm 0 cm
Dec. 29 Moderate or heavy snow showers
Moderate or heavy snow showers
 5° /-4° 22.9 mm 16.5 cm
Dec. 30 Overcast
Overcast
 6° /-3° 0 mm 0 cm
Dec. 31 Patchy rain possible
Patchy rain possible
 5° /-1° 1.4 mm 0 cm
Next
Important Notice
Our weather forecast for Mariposa 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 Mariposa County forecast closer to your planned date for the most up-to-date weather information.
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Mariposa County in December - FAQ

What are the expected maximum and minimum temperatures in Mariposa County during December?
Prepare for cooler days with highs just around 6° and colder nights, dipping below -1°.

How much rainfall should be expected in Mariposa County during December?
Significant rainfall exceeding 678.5 mm is expected in Mariposa County during December, occurring over more than 1 days. Preparing for wet conditions is recommended in your planning.

Will it snow in Mariposa County in December 2026?
Mariposa County experiences an average snowfall of 315.2 cm during December, occurring over 8 days.

What are the typical wind conditions in Mariposa County during December?
The average wind speed in Mariposa County during December is 15 km/h, suggesting breezy to windy conditions, depending on your activities.

Mariposa County snow forecast December 2026

Track daily snowfall levels and discover Mariposa County’s snowy potential this December ❄️
On average, Mariposa County sees 8 snowy days during December, with approximately 315.2 cm of total snowfall.

December rainfall patterns in Mariposa County

Explore the daily rainfall trends and prepare for Mariposa Countys December weather 💧
Typically, Mariposa County has 1 rainy days in December with a total of 678.5 mm of rainfall.
Top locations in Mariposa County
Select a location for an accurate weather forecast
Yosemite National ParkYosemite Valley
More Locations
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