Monthly Historical AveragesSan Juan Capistrano, CA
Average Temperature
High
21°
Feels 21
Low
13°
Feels 13
Average Precipitation
1 Days
3.3mm
0cm
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Daily Historical Averages
S
M
T
W
T
F
S
ForecastThursday, May 21, 2026
Day
23°Feels 23
Wind
13 km/h S
Gust
20 km/h
Humidity
55%
P.O.P
0%
Night
15°Feels 15
Wind
13 km/h SE
Gust
19 km/h
Humidity
88%
P.O.P
20%
Historical AveragesMay 21
High
Feels
Low
Feels
Precip Frequency
Total Daylight
Humidity