Monthly Historical AveragesTustin, CA
Average Temperature
High
24°
Feels 24
Low
14°
Feels 14
Average Precipitation
1 Days
3.6mm
0cm
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Daily Historical Averages
S
M
T
W
T
F
S
ForecastMonday, May 25, 2026
Day
21°Feels 21
Wind
20 km/h SW
Gust
30 km/h
Humidity
47%
P.O.P
20%
Night
16°Feels 16
Wind
13 km/h S
Gust
20 km/h
Humidity
85%
P.O.P
30%
Historical AveragesMay 25
High
Feels
Low
Feels
Precip Frequency
Total Daylight
Humidity