Mendocino in december: average Weather, Temperature and Climate
Weather in Mendocino in december 2026
The weather in Mendocino in december comes from statistical datas on the past years. You can view the weather statistics the entire month, but also by using the tabs for the beginning, the middle and the end of the month.
Average weather throughout december
tolerable weather
Weather at 6am
49°F
Clear/Sunny
46% of time
21%
16%
9%
Weather at 12pm
56°F
Clear/Sunny
44% of time
21%
17%
10%
Weather at 6pm
50°F
Clear/Sunny
48% of time
18%
18%
10%
Weather at 3am
49°F
45%
24%
21%
7%
Evolution of daily average temperature and precipitation in Mendocino in december
These charts show the evolution of average minimum/maximum temperatures as well as average daily precipitation volume in Mendocino in december.
The climate of Mendocino in december is tolerable
The climate in december in Mendocino is rather dry (with 3.9in of precipitation over 5 days). The weather is worst than the previous month since in november there is an average of 3in of precipitation over 4 days.
The climate is rather fresh here this month, but it is liveable by dressing hot. The high seasonal norm is 56°F. In the morning the temperature drops to 49°F. Thus, the mean temperature average in december in Mendocino is 52°F. Note that these seasonal averages are in contrast with those observed in Mendocino in december with a maximum record of 67°F in 2021 and a minimum record of 32°F in 2013.
On average, in Mendocino, the days of december last 09:25. Sunrise is at 07:28 and sets at 16:53.
With a correct climate, december is okay (but not good) to go in this city in California.
Mendocino: another month?
If you can push the dates of your trip to Mendocino forward, the month of january has a better weather forecast than december. more information
December: another location in California?
If you want to go to California in december, there are destinations with better weather than Mendocino:
In december, Los Angeles , San Diego, Channel Islands National Park, Encinitas, Hollywood and Joshua Tree National Park have good weather.
Seasonal average climate and temperature of Mendocino in december
Check below seasonal norms These statistics are compiled from the weather statements of the past years of december.
| December | |||||
| Outside temperature | |||||
| Average temperature | 52°F | ||||
| Highest temperature | 56°F | ||||
| Lowest temperature | 49°F | ||||
| Highest record temperature | 67°F (2021) | ||||
| Lowest record temperature | 32°F (2013) | ||||
| Number of days at +65°F | 0 day(s) (0%) | ||||
| Sea temperature | |||||
| Average sea temperature | 55°F | ||||
| Lowest sea temperature | 52°F | ||||
| Highest sea temperature | 58°F | ||||
| Wind | |||||
| Wind speed | 19km/h | ||||
| Wind temperature | 45°F | ||||
| Precipitation (rainfall) | |||||
| Rainfall | 3.9in | ||||
| Number of days with rainfall | 5 day(s) (17%) | ||||
| Record daily rainfall | 2.5in (2012) | ||||
| Other climate data | |||||
| Humidity | 80% | ||||
| Visibility | 9.45km | ||||
| Cloud cover | 39% | ||||
| UV index | 4 | ||||
| Daily sunshine hours | 8 | ||||
| Sunrise and sunset | |||||
| Time of sunrise | 07:28 | ||||
| Time of sunset | 16:53 | ||||
| Length of day | 09:25 | ||||
| Our opinion about the weather in december | |||||
| Our opinion at whereandwhen.net | tolerable | ||||
How was the weather last december?
Here is the day by day recorded weather in Mendocino in december 2025:
50°F to 52°F
49°F to 54°F
50°F to 58°F
50°F to 54°F
52°F to 54°F
52°F to 56°F
49°F to 54°F
50°F to 54°F
52°F to 54°F
50°F to 54°F
52°F to 56°F
50°F to 52°F
50°F to 54°F
49°F to 52°F
50°F to 56°F
56°F to 58°F
54°F to 56°F
50°F to 54°F
54°F to 56°F
47°F to 50°F
52°F to 56°F
50°F to 54°F
49°F to 54°F
52°F to 58°F
52°F to 54°F
49°F to 52°F
47°F to 52°F
49°F to 56°F
50°F to 52°F
47°F to 52°F
54°F to 56°F
Map: other cities in California in december
Cities near Mendocino:
| Fort Bragg in december | tolerable weather |
| Gualala in december | tolerable weather |
| Sea Ranch in december | tolerable weather |
| Timber Cove in december | tolerable weather |
| Jenner in december | tolerable weather |
| Humboldt Redwoods State Park in december | tolerable weather |
| Bodega Bay in december | tolerable weather |
| Napa Valley in december | very bad weather |
| Point Reyes in december | tolerable weather |
| Eureka in december | tolerable weather |
| Chico in december | tolerable weather |
| McKinleyville in december | bad weather |
Click over cities on the map for information about the weather in december.
Mendocino
perfect weather
good
tolerable
bad
very bad
Weather data for Mendocino in december:
Weather data for Mendocino for december are derived from an average of the weather forecast since 2009 in Mendocino. There is a margin of error and these forecasts are to be considered as general information only. The weather in Mendocino can vary slightly from year to year, but this data should limit surprises. So you can pack your bags or check for the best time in year to go to Mendocino.