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Monthly
Precipitation
Temperature
Wind
Temperature Unit Selection
°Celsius
°Fahrenheit
Monthly Historical Averages
Chiriaco Summit, CA
Content continues below
May
Average Temperature
High
31°
Feels 31
Low
16°
Feels 15
Average Precipitation
0 Days
Rain amount
1.3mm
Snow amount
0cm
Content continues below
Daily Historical Averages
May 2026
S
M
T
W
T
F
S
1
2
3
4
5
6
7
8
9
10
37°
11
38°
12
35°
13
34°
14
31°
15
33°
16
34°
17
33°
18
32°
19
32°
20
34°
21
36°
22
34°
23
31°
24
31°
25
26
27
28
29
30
31
Forecast
Sunday, May 10, 2026
Day
37°
Feels 37
Wind
18 km/h S
Gust
27 km/h
Humidity
8%
P.O.P
0%
Night
24°
Feels 24
Wind
14 km/h SW
Gust
21 km/h
Humidity
22%
P.O.P
0%
Historical Averages
May 10
High
Feels
Low
Feels
Precip Frequency
Total Daylight
Humidity
Historical Averages are based on data recorded from 2000 onwards.