Eureka in december: average Weather, Temperature and Climate
Weather in Eureka in december 2026
The weather in Eureka in december comes from statistical datas on the past years. You can view the weather statistics for all the month, but also by clicking on the tabs for the beginning, the middle and the end of the month.
Average weather throughout december
tolerable weather 0.3cm
Weather at 6am
45°F
Clear/Sunny
41% of time
20%
20%
11%
Weather at 12pm
54°F
Clear/Sunny
42% of time
22%
18%
11%
Weather at 6pm
47°F
Clear/Sunny
39% of time
23%
20%
9%
Weather at 3am
45°F
38%
25%
24%
9%
Evolution of daily average temperature and precipitation in Eureka in december
These charts show the evolution of average minimum/maximum temperatures as well as average daily precipitation volume in Eureka in december.
The climate of Eureka in december is tolerable
In december in Eureka, the climate is wet (with 4.6in of rainfall over 7 days). Unfortunately, the weather conditions is worsening than the previous month since in november there is an average of 3.2in of rainfall over 5 days.
The climate is relatively fresh in that area december, but it is tolerable by dressing cosy. The high seasonal norm is 56°F. The minimum is 45°F. Thus, the mean temperature average in december in Eureka is 50°F. Note that these seasonal averages are in contrast with those observed in Eureka in the month of december with a maximum record of 67°F in 2017 and a minimum record of 27°F in 2013.
On average, in Eureka, the days of december last 09:16. Sunrise is at 07:34 and sets at 16:50.
With proper weather, this month is okay (but not the best) to go in Eureka in California.
December: another location in California?
If you want to go to California in december, there are destinations with better weather than Eureka:
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 Eureka in december
Check below seasonal norms These statistics are generated from the weather statements of the past years of the month of december.
| December | |||||
| Outside temperature | |||||
| Average temperature | 50°F | ||||
| Highest temperature | 56°F | ||||
| Lowest temperature | 45°F | ||||
| Highest record temperature | 67°F (2017) | ||||
| Lowest record temperature | 27°F (2013) | ||||
| Number of days at +65°F | 1 day(s) (3%) | ||||
| Sea temperature | |||||
| Average sea temperature | 53°F | ||||
| Lowest sea temperature | 49°F | ||||
| Highest sea temperature | 57°F | ||||
| Wind | |||||
| Wind speed | 18km/h | ||||
| Wind temperature | 41°F | ||||
| Precipitation (rainfall) | |||||
| Rainfall | 4.6in | ||||
| Number of days with rainfall | 7 day(s) (23%) | ||||
| Record daily rainfall | 2in (2016) | ||||
| Snowfall | 0.3cm | ||||
| Other climate data | |||||
| Humidity | 83% | ||||
| Visibility | 9.37km | ||||
| Cloud cover | 43% | ||||
| UV index | 3 | ||||
| Daily sunshine hours | 7 | ||||
| Sunrise and sunset | |||||
| Time of sunrise | 07:34 | ||||
| Time of sunset | 16:50 | ||||
| Length of day | 09:16 | ||||
| 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 Eureka in december 2025:
47°F to 58°F
50°F to 56°F
47°F to 56°F
49°F to 56°F
50°F to 54°F
54°F to 56°F
49°F to 54°F
49°F to 54°F
52°F to 56°F
54°F to 56°F
50°F to 54°F
50°F to 54°F
50°F to 56°F
50°F to 56°F
58°F to 59°F
58°F to 59°F
54°F to 58°F
52°F to 56°F
52°F to 56°F
45°F to 50°F
50°F to 54°F
49°F to 54°F
47°F to 49°F
52°F to 58°F
50°F to 52°F
49°F to 52°F
45°F to 50°F
43°F to 56°F
49°F to 56°F
47°F to 52°F
49°F to 52°F
Map: other cities in California in december
Cities near Eureka:
| McKinleyville in december | bad weather |
| Humboldt Redwoods State Park in december | tolerable weather |
| Six Rivers National Forest in december | very bad weather |
| Klamath in december | bad weather |
| Crescent City in december | bad weather |
| Klamath National Forest in december | very bad weather |
| Redding in december | very bad weather |
| Fort Bragg in december | tolerable weather |
| Shasta-Trinity National Forest in december | very bad weather |
| Mendocino in december | tolerable weather |
| Chico in december | tolerable weather |
| Gualala in december | tolerable weather |
Click over cities on the map for information about the weather in december.
Eureka
perfect weather
good
tolerable
bad
very bad
Weather data for Eureka in december:
Weather data for Eureka for december are derived from an average of the weather forecast since 2009 in Eureka. There is a margin of error and these forecasts are to be considered as general information only. The weather in Eureka 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 Eureka.