Monthly
     

Monthly Historical AveragesSan Mateo, CA

Average Temperature
High
13°
Feels 13
Low
7°
Feels 5
Average Precipitation
9 Days
Rain amount
78.2mm
Snow amount
0cm
Content continues below

Daily Historical Averages

S
M
T
W
T
F
S
ForecastWednesday, December 24, 2025
Day
Chance of a shower
15°Feels 15
Wind
19 km/h S
Gust
28 km/h
Humidity
68%
P.O.P
40%
Rain
~1 mm
Night
Rain
12°Feels 10
Wind
42 km/h SE
Gust
63 km/h
Humidity
88%
P.O.P
100%
Rain
~10 mm
Historical AveragesDec 24
High
Feels
Low
Feels
Precip Frequency
Total Daylight
Humidity
Historical Averages are based on data recorded from 2000 onwards.
Content continues below