Hollister (CA)
December
Weather in Hollister, California for December 2026
Your guide to Hollister weather in December - trends and predictions
In general, the average temperature in Hollister at the beginning of December is 19 °F. As the month progressed, temperatures tended to significantly cool down, reaching an average of 13.6 °F by the end of December.
The climate of Hollister in December is notably wet, with an average of 11 rainy days, and a total of 139.2 mm of precipitation.
New! Chat with our AI weatherman - it’s amazing and free.
Temperatures
Rain 🌧️
More
20
Dry days
11
Rainy days
0
Snow days
16°/7°
Temperatures
9 km/h
Avg max wind
72 %
Avg humidity
Hollister Weather December
Move between months or click on a day
Temperatures trend during December in Hollister
See the weather trend as well as the moving average line
December weather in Hollister day by day
Click on a date for more information
| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| Dec. 1 |  Patchy rain possible | 19° /6° | 0.1 mm | 5 | |
| Dec. 2 |  Sunny | 20° /7° | 0 mm | 6 | |
| Dec. 3 | Sunny | 18° /6° | 0 mm | 5 | |
| Dec. 4 | Sunny | 18° /4° | 0 mm | 6 | |
| Dec. 5 |  Cloudy | 19° /6° | 0 mm | 5 | |
| Dec. 6 | Sunny | 20° /8° | 0 mm | 6 | |
| Dec. 7 |  Overcast | 19° /7° | 0 mm | 5 | |
| Dec. 8 | Overcast | 18° /7° | 0 mm | 5 | |
| Dec. 9 | Overcast | 19° /7° | 0 mm | 5 | |
| Dec. 10 | Sunny | 20° /4° | 0 mm | 6 | |
| Dec. 11 | Overcast | 20° /7° | 0 mm | 5 | |
| Dec. 12 |  Heavy rain at times | 18° /7° | 7.1 mm | 5 | |
| Dec. 13 | Overcast | 18° /8° | 0 mm | 5 | |
| Dec. 14 |  Moderate or heavy rain shower | 16° /7° | 11.2 mm | 5 | |
| Dec. 15 | Overcast | 15° /6° | 0 mm | 4 | |
| Dec. 16 | Moderate rain at times | 14° /6° | 1 mm | 4 | |
| Dec. 17 | Overcast | 16° /8° | 0 mm | 4 | |
| Dec. 18 | Cloudy | 17° /6° | 0 mm | 4 | |
| Dec. 19 | Sunny | 16° /8° | 0 mm | 5 | |
| Dec. 20 | Cloudy | 17° /8° | 0 mm | 2 | |
| Dec. 21 | Overcast | 14° /9° | 3.4 mm | 2 | |
| Dec. 22 | Patchy rain possible | 17° /11° | 24.5 mm | 2 | |
| Dec. 23 | Overcast | 16° /8° | 0 mm | 2 | |
| Dec. 24 | Moderate or heavy rain shower | 14° /10° | 28.6 mm | 2 | |
| Dec. 25 | Overcast | 13° /8° | 36.7 mm | 2 | |
| Dec. 26 | Moderate rain at times | 13° /8° | 8.9 mm | 2 | |
| Dec. 27 | Moderate or heavy rain shower | 13° /8° | 11.5 mm | 2 | |
| Dec. 28 | Overcast | 15° /7° | 0 mm | 3 | |
| Dec. 29 | Moderate or heavy rain shower | 14° /3° | 2.8 mm | 2 | |
| Dec. 30 |  Partly cloudy | 15° /5° | 0 mm | 3 | |
| Dec. 31 | Overcast | 12° /5° | 3.6 mm | 2 | |
| Next | |||||
Important Notice
Our weather forecast for Hollister 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 Hollister forecast closer to your planned date for the most up-to-date weather information.
Change Month
Hollister in December - FAQ
What are the expected maximum and minimum temperatures in Hollister during December?
Enjoy moderate daytime temperatures of up to 16° and cooler nights around 7°. Ideal for a range of outdoor activities, from hiking to city tours.
How much rainfall should be expected in Hollister during December?
Significant rainfall exceeding 139.2 mm is expected in Hollister during December, occurring over more than 11 days. Preparing for wet conditions is recommended in your planning.
What are the typical wind conditions in Hollister during December?
The average wind speed in Hollister during December is 9 km/h, suggesting breezy to windy conditions, depending on your activities.
December rainfall patterns in Hollister
Explore the daily rainfall trends and prepare for Hollisters December weather 💧
Typically, Hollister has 11 rainy days in December with a total of 139.2 mm of rainfall.
Quick links
More Hollister weather pages
You are here
Where is Hollister?Get accurate weather forecasts for Hollister, located at latitude 36.852 and longitude -121.402. Stay updated with localized weather information tailored for Hollister.
Found a mistake?
We appreciate your attention to details. Tell us here.