Monthly Historical AveragesPort Costa, CA
Average Temperature
High
16°
Feels 15
Low
7°
Feels 5
Average Precipitation
7 Days
66.3mm
0cm
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Daily Historical Averages
S
M
T
W
T
F
S
ForecastSunday, February 22, 2026
Day
17°Feels 17
Wind
6 km/h E
Gust
9 km/h
Humidity
59%
P.O.P
30%
Night
7°Feels 7
Wind
3 km/h NW
Gust
4 km/h
Humidity
93%
P.O.P
20%
Historical AveragesFeb 22
High
Feels
Low
Feels
Precip Frequency
Total Daylight
Humidity