San Jose in december: average Weather, Temperature and Climate
Weather in San Jose in december 2025
The weather in San Jose in the month of december comes from statistical datas on the last years. You can view the weather statistics for the whole month, but also navigating through the tabs for the beginning, the middle and the end of the month.
Average weather throughout december
tolerable weather
Weather at 6am
47°F
Clear/Sunny
50% of time
23%
10%
7%
Weather at 12pm
59°F
Clear/Sunny
55% of time
21%
11%
9%
Weather at 6pm
50°F
Clear/Sunny
53% of time
22%
10%
8%
Weather at 3am
47°F
49%
25%
14%
8%
Evolution of daily average temperature and precipitation in San Jose in december
These charts show the evolution of average minimum/maximum temperatures as well as average daily precipitation volume in San Jose in december.
The climate of San Jose in december is tolerable
The climate in december in San Jose is relatively dry (with 1.8in of rainfall over 3 days). The weather is worst than the previous month since in november there is an average of 1.2in of precipitation over 2 days.
The climate is rather cool in this location december, but it is liveable when dressing warm. The thermometer averaged maximum of 61°F. In the morning the temperature drops to 47°F. Thus, the mean temperature average on this month of december in San Jose is 54°F. These temperatures are far removed from those records observed in San Jose in the month of december with a maximum record of 74°F in 2017 and a minimum record of 29°F in 2009. You can plan to have about 7 days with temperatures up to 65°F, or 23% of time.
On average, in San Jose, the days of december last 09:36. The sun rises at 07:15 and sunset is at 16:51.
With a correct weather, december is okay (but not the best) to go in that area.
San Jose: another month?
If you can push the dates of your trip to San Jose 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 San Jose:
In december, Los Angeles , San Diego, Channel Islands National Park, Encinitas, Gaviota and Hollywood have good weather.
Seasonal average climate and temperature of San Jose in december
Check below seasonal norms These datas are generated from the weather statements of the past years of the month of december.
| December | |||||
| Outside temperature | |||||
| Average temperature | 54°F | ||||
| Highest temperature | 61°F | ||||
| Lowest temperature | 47°F | ||||
| Highest record temperature | 74°F (2017) | ||||
| Lowest record temperature | 29°F (2009) | ||||
| Number of days at +65°F | 7 day(s) (23%) | ||||
| Number of days at -32°F | 1 day(s) (3%) | ||||
| Wind | |||||
| Wind speed | 12km/h | ||||
| Wind temperature | 45°F | ||||
| Precipitation (rainfall) | |||||
| Rainfall | 1.8in | ||||
| Number of days with rainfall | 3 day(s) (10%) | ||||
| Record daily rainfall | 0.8in (2012) | ||||
| Other climate data | |||||
| Humidity | 77% | ||||
| Visibility | 9.4km | ||||
| Cloud cover | 31% | ||||
| UV index | 4 | ||||
| Daily sunshine hours | 8 | ||||
| Sunrise and sunset | |||||
| Time of sunrise | 07:15 | ||||
| Time of sunset | 16:51 | ||||
| Length of day | 09:36 | ||||
| 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 San Jose in december 2024:
56°F to 68°F
50°F to 65°F
49°F to 68°F
50°F to 70°F
47°F to 63°F
45°F to 65°F
45°F to 59°F
45°F to 63°F
45°F to 56°F
41°F to 67°F
47°F to 61°F
47°F to 52°F
47°F to 54°F
49°F to 54°F
43°F to 54°F
45°F to 52°F
47°F to 56°F
41°F to 58°F
49°F to 67°F
56°F to 61°F
47°F to 56°F
52°F to 59°F
54°F to 59°F
49°F to 56°F
43°F to 50°F
45°F to 54°F
52°F to 58°F
50°F to 58°F
52°F to 54°F
38°F to 50°F
36°F to 52°F
Map: other cities in California in december
Cities near San Jose:
| Silicon Valley in december | tolerable weather |
| Santa Cruz California in december | tolerable weather |
| Pescadero in december | tolerable weather |
| Half Moon Bay in december | tolerable weather |
| Moss Beach in december | tolerable weather |
| Oakland in december | tolerable weather |
| San Francisco in december | tolerable weather |
| Golden Gate National Recreation Area in december | tolerable weather |
| Pacific Grove in december | tolerable weather |
| Stockton in december | tolerable weather |
| Carmel-by-the-Sea in december | tolerable weather |
| Stinson Beach in december | tolerable weather |
Click over cities on the map for information about the weather in december.
San Jose
perfect weather
good
tolerable
bad
very bad
Weather data for San Jose in december:
Weather data for San Jose for december are derived from an average of the weather forecast since 2009 in San Jose. There is a margin of error and these forecasts are to be considered as general information only. The weather in San Jose 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 San Jose.