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Diamond Bar, CA
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February
Average Temperature
High
19°
Feels 19
Low
8°
Feels 7
Average Precipitation
4 Days
Rain amount
25.4mm
Snow amount
0cm
Daily Historical Averages
February 2026
S
M
T
W
T
F
S
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
12°
20
13°
21
18°
22
20°
23
24°
24
23°
25
21°
26
22°
27
24°
28
24°
Forecast
Thursday, February 19, 2026
Day
12°
Feels 10
Wind
21 km/h SW
Gust
31 km/h
Humidity
66%
P.O.P
100%
Rain
~10 mm
Night
4°
Feels 3
Wind
19 km/h SW
Gust
28 km/h
Humidity
84%
P.O.P
30%
Historical Averages
Feb 19
High
Feels
Low
Feels
Precip Frequency
Total Daylight
Humidity
Historical Averages are based on data recorded from 2000 onwards.