Stanislaus County (Modesto)
December
Weather in Stanislaus County, California for December 2026
Your guide to Stanislaus County weather in December - trends and predictions
In general, the average temperature in Stanislaus County at the beginning of December is 16 °C. As the month progressed, temperatures tended to noticeably cool down, reaching an average of 13 °C by the end of December.
The climate of Stanislaus County in December is notably wet, with an average of 13 rainy days, and a total of 155.4 mm of precipitation.
New! Chat with our AI weatherman - it’s amazing and free.
Temperatures
Rain 🌧️
More
18
Dry days
13
Rainy days
0
Snow days
14°/6°
Temperatures
13 km/h
Avg max wind
76 %
Avg humidity
Stanislaus County Weather December
Move between months or click on a day
Temperatures trend during December in Stanislaus County
See the weather trend as well as the moving average line
December weather in Stanislaus County day by day
Click on a date for more information
| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| Dec. 1 |  Cloudy | 16° /3° | 0 mm | 4 | |
| Dec. 2 |  Patchy rain possible | 17° /4° | 0 mm | 4 | |
| Dec. 3 |  Mist | 17° /4° | 0 mm | 4 | |
| Dec. 4 | Fog | 14° /5° | 0 mm | 4 | |
| Dec. 5 | Mist | 17° /4° | 0 mm | 4 | |
| Dec. 6 | Patchy rain possible | 17° /4° | 0 mm | 4 | |
| Dec. 7 |  Light drizzle | 14° /5° | 0.2 mm | 3 | |
| Dec. 8 |  Overcast | 13° /4° | 0 mm | 3 | |
| Dec. 9 |  Partly cloudy | 11° /1° | 0 mm | 3 | |
| Dec. 10 | Overcast | 15° /1° | 0 mm | 4 | |
| Dec. 11 | Partly cloudy | 15° /3° | 0 mm | 4 | |
| Dec. 12 | Partly cloudy | 15° /4° | 7.5 mm | 4 | |
| Dec. 13 | Cloudy | 16° /4° | 0 mm | 4 | |
| Dec. 14 | Overcast | 15° /6° | 1.5 mm | 4 | |
| Dec. 15 |  Sunny | 13° /5° | 0 mm | 4 | |
| Dec. 16 | Sunny | 15° /6° | 2.3 mm | 4 | |
| Dec. 17 | Overcast | 15° /8° | 0.1 mm | 4 | |
| Dec. 18 | Light rain shower | 13° /8° | 1.1 mm | 3 | |
| Dec. 19 | Light rain shower | 13° /8° | 4.9 mm | 3 | |
| Dec. 20 |  Moderate rain | 16° /9° | 7.3 mm | 3 | |
| Dec. 21 | Cloudy | 15° /8° | 16.6 mm | 2 | |
| Dec. 22 | Sunny | 16° /10° | 42.9 mm | 3 | |
| Dec. 23 | Fog | 15° /8° | 0 mm | 3 | |
| Dec. 24 | Overcast | 14° /9° | 31.9 mm | 2 | |
| Dec. 25 | Partly cloudy | 13° /8° | 21.5 mm | 3 | |
| Dec. 26 | Partly cloudy | 14° /8° | 1 mm | 3 | |
| Dec. 27 | Light rain shower | 13° /8° | 11.8 mm | 2 | |
| Dec. 28 | Partly cloudy | 15° /7° | 0.1 mm | 3 | |
| Dec. 29 | Patchy rain possible | 12° /7° | 0.3 mm | 2 | |
| Dec. 30 | Light rain shower | 12° /4° | 4.1 mm | 2 | |
| Dec. 31 | Light rain shower | 12° /5° | 0.4 mm | 2 | |
| Next | |||||
Important Notice
Our weather forecast for Stanislaus 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 Stanislaus County forecast closer to your planned date for the most up-to-date weather information.
Change Month
Stanislaus County in December - FAQ
What are the expected maximum and minimum temperatures in Stanislaus County during December?
During December, expect a variety of temperatures with highs around 14° and lows near 6°, suitable for diverse activities and preferences.
How much rainfall should be expected in Stanislaus County during December?
Significant rainfall exceeding 155.4 mm is expected in Stanislaus County during December, occurring over more than 13 days. Preparing for wet conditions is recommended in your planning.
What are the typical wind conditions in Stanislaus County during December?
The average wind speed in Stanislaus County during December is 13 km/h, suggesting breezy to windy conditions, depending on your activities.
December rainfall patterns in Stanislaus County
Explore the daily rainfall trends and prepare for Stanislaus Countys December weather 💧
Typically, Stanislaus County has 13 rainy days in December with a total of 155.4 mm of rainfall.
Top locations in Stanislaus County
Select a location for an accurate weather forecast
More Locations Quick links
More Stanislaus County weather pages
You are here
Where is Stanislaus County?Get accurate weather forecasts for Stanislaus County, located at latitude 37.639 and longitude -120.997. Stay updated with localized weather information tailored for Stanislaus County.
Found a mistake?
We appreciate your attention to details. Tell us here.