Monthly Historical AveragesDiablo, CA
Average Temperature
High
20°
Feels 20
Low
8°
Feels 6
Average Precipitation
5 Days
33.9mm
0cm
Content continues below
Daily Historical Averages
S
M
T
W
T
F
S
ForecastSunday, April 12, 2026
Day
13°Feels 11
Wind
21 km/h S
Gust
32 km/h
Humidity
70%
P.O.P
90%
Rain
~5 mm
Night
8°Feels 8
Wind
18 km/h S
Gust
27 km/h
Humidity
95%
P.O.P
80%
Rain
~1 mm
Historical AveragesApr 12
High
Feels
Low
Feels
Precip Frequency
Total Daylight
Humidity