Monthly Historical AveragesSan Jose, CA
Average Temperature
High
15°
Feels 15
Low
5°
Feels 4
Average Precipitation
9 Days
76.6mm
0cm
Content continues below
Daily Historical Averages
S
M
T
W
T
F
S
ForecastWednesday, December 31, 2025
Day
12°Feels 12
Wind
6 km/h SW
Gust
9 km/h
Humidity
74%
P.O.P
90%
Rain
5-10 mm
Night
11°Feels 11
Wind
6 km/h S
Gust
9 km/h
Humidity
95%
P.O.P
100%
Rain
10-15 mm
Historical AveragesDec 31
High
Feels
Low
Feels
Precip Frequency
Total Daylight
Humidity