Hourly Weather Forecast - Diamond Bar, CA

1 AM
66°F
0%
4mph
E
Partly Cloudy
Humidity
59%
Feels like
66°F
Dew Point
51°F
2 AM
64°F
0%
4mph
E
Partly Cloudy
Humidity
61%
Feels like
64°F
Dew Point
51°F
3 AM
64°F
0%
3mph
E
Partly Cloudy
Humidity
62%
Feels like
64°F
Dew Point
50°F
4 AM
63°F
0%
3mph
E
Partly Cloudy
Humidity
63%
Feels like
63°F
Dew Point
50°F
5 AM
62°F
0%
3mph
E
Partly Cloudy
Humidity
64%
Feels like
62°F
Dew Point
50°F
6 AM
63°F
0%
3mph
E
Partly Cloudy
Humidity
61%
Feels like
63°F
Dew Point
50°F
6:21 AM
7 AM
66°F
0%
3mph
E
Partly Cloudy
Humidity
56%
Feels like
66°F
Dew Point
50°F
8 AM
71°F
0%
3mph
ESE
Partly Cloudy
Humidity
48%
Feels like
71°F
Dew Point
51°F
9 AM
76°F
0%
2mph
ESE
Partly Cloudy
Humidity
42%
Feels like
76°F
Dew Point
51°F
10 AM
80°F
0%
2mph
SSE
Partly Cloudy
Humidity
36%
Feels like
80°F
Dew Point
51°F
11 AM
83°F
0%
3mph
SSW
Partly Cloudy
Humidity
32%
Feels like
82°F
Dew Point
51°F
12 PM
86°F
0%
4mph
SW
Mostly Sunny
Humidity
30%
Feels like
84°F
Dew Point
50°F
1 PM
87°F
0%
5mph
SW
Mostly Sunny
Humidity
28%
Feels like
85°F
Dew Point
50°F
2 PM
87°F
0%
6mph
SW
Sunny
Humidity
28%
Feels like
85°F
Dew Point
50°F
3 PM
87°F
0%
7mph
SW
Sunny
Humidity
29%
Feels like
84°F
Dew Point
50°F
4 PM
83°F
0%
7mph
SW
Sunny
Humidity
32%
Feels like
82°F
Dew Point
51°F
5 PM
79°F
0%
6mph
SW
Sunny
Humidity
39%
Feels like
79°F
Dew Point
52°F
5:46 PM
6 PM
74°F
0%
4mph
SW
Clear
Humidity
46%
Feels like
74°F
Dew Point
52°F
7 PM
71°F
0%
3mph
SW
Clear
Humidity
52%
Feels like
71°F
Dew Point
52°F
8 PM
68°F
0%
3mph
SSW
Clear
Humidity
57%
Feels like
68°F
Dew Point
52°F
9 PM
66°F
0%
2mph
S
Clear
Humidity
61%
Feels like
66°F
Dew Point
52°F
10 PM
65°F
0%
2mph
SSE
Clear
Humidity
64%
Feels like
65°F
Dew Point
52°F
11 PM
64°F
0%
2mph
SE
Clear
Humidity
67%
Feels like
64°F
Dew Point
53°F

Weekend Weather Outlook

Weekend Weather Outlook

Dry spots will be few and far between this weekend as multiple weather systems affect the U.S.

Weekly Drought Map for February 26, 2026

Widespread Drought Degradation For South, Southeast; Mixed Results Elsewhere

Rocky Mountain National Park at day in December. (NPS Natural Resources/Wikimedia Commons)

Snowmelt and Flooding

Windchill chart

Dangers of Wind Chills

Story Image via pixabay.com

Avalanche Dangers and Safety

Debris flies through the air as howling winds accompanied by a line of storms approach the old Tarrant County Courthouse in downtown Fort Worth, Texas, on March 2, 2023. (Tom Fox/The Dallas Morning News via AP)

Lightning Season Rapidly Approaching: Best Safety Practices

loading ad...

Today's National Outlook

Hurricane Tracker

Allergy Forecast

Traffic Cameras

Weather Cameras

Traffic Cameras

Weather Cameras

Outdoor Sports Guide