Monthly Historical AveragesUnion Hill, CA
Average Temperature
High
8°
Feels 7
Low
0°
Feels -4
Average Precipitation
9 Days
89.4mm
7.2cm
Content continues below
Daily Historical Averages
S
M
T
W
T
F
S
ForecastFriday, January 9, 2026
Day
6°Feels 3
Wind
22 km/h NE
Gust
33 km/h
Humidity
49%
P.O.P
10%
Night
-3°Feels -9
Wind
22 km/h NE
Gust
33 km/h
Humidity
80%
P.O.P
10%
Historical AveragesJan 9
High
Feels
Low
Feels
Precip Frequency
Total Daylight
Humidity