Weather in Diamond Bar for 21 September
September 21, Monday
19° / 27°
partly cloudy
12 AM
20°
1 AM
19°
2 AM
19°
3 AM
19°
4 AM
19°
5 AM
19°
6 AM
19°
7 AM
19°
8 AM
19°
9 AM
20°
10 AM
22°
11 AM
24°
12 PM
26°
1 PM
27°
2 PM
27°
3 PM
27°
4 PM
27°
5 PM
26°
6 PM
24°
7 PM
23°
8 PM
22°
9 PM
21°
10 PM
20°
11 PM
20°
Pressure
747mmHg
Air Quality
65 AQI
Humidity
70%
Wind NE
4m/s
Expect a mix of sun and clouds. No significant precipitation is expected. Air temperature is around 22.0°, with a range from 19.0° to 27.3°. UV index is high (8), sun protection is recommended.