Monthly Historical AveragesSan Diego, CA
Average Temperature
High
20°
Feels 20
Low
15°
Feels 14
Average Precipitation
1 Days
4.2mm
0cm
Content continues below
Daily Historical Averages
S
M
T
W
T
F
S
ForecastSunday, May 17, 2026
Day
19°Feels 19
Wind
22 km/h SW
Gust
33 km/h
Humidity
64%
P.O.P
40%
Rain
<1 mm
Night
16°Feels 16
Wind
19 km/h S
Gust
28 km/h
Humidity
78%
P.O.P
30%
Historical AveragesMay 17
High
Feels
Low
Feels
Precip Frequency
Total Daylight
Humidity