Hourly Weather Forecast - Diamond Bar, CA

12 AM
53°F
10%
2mph
ESE
Mostly Cloudy
Humidity
71%
Feels like
53°F
Dew Point
44°F
1 AM
53°F
10%
2mph
E
Mostly Cloudy
Humidity
73%
Feels like
53°F
Dew Point
44°F
2 AM
52°F
10%
2mph
E
Mostly Cloudy
Humidity
73%
Feels like
52°F
Dew Point
44°F
3 AM
52°F
10%
2mph
E
Mostly Cloudy
Humidity
73%
Feels like
52°F
Dew Point
44°F
4 AM
52°F
10%
2mph
ENE
Mostly Cloudy
Humidity
74%
Feels like
52°F
Dew Point
44°F
5 AM
51°F
10%
2mph
ENE
Mostly Cloudy
Humidity
70%
Feels like
51°F
Dew Point
42°F
6 AM
51°F
10%
2mph
ENE
Mostly Cloudy
Humidity
69%
Feels like
51°F
Dew Point
42°F
6:53 AM
7 AM
53°F
10%
2mph
ENE
Mostly Cloudy
Humidity
65%
Feels like
53°F
Dew Point
42°F
8 AM
56°F
10%
2mph
E
Cloudy
Humidity
60%
Feels like
56°F
Dew Point
43°F
9 AM
60°F
20%
2mph
ESE
Cloudy
Humidity
52%
Feels like
60°F
Dew Point
42°F
10 AM
62°F
20%
3mph
SSE
Cloudy
Humidity
46%
Feels like
62°F
Dew Point
41°F
11 AM
64°F
20%
4mph
S
Cloudy
Humidity
43%
Feels like
64°F
Dew Point
41°F
12 PM
65°F
20%
4mph
S
Cloudy
Humidity
41%
Feels like
65°F
Dew Point
41°F
1 PM
65°F
20%
5mph
SSW
Cloudy
Humidity
42%
Feels like
65°F
Dew Point
42°F
2 PM
65°F
20%
5mph
SSW
Cloudy
Humidity
43%
Feels like
65°F
Dew Point
42°F
3 PM
63°F
20%
6mph
SW
Cloudy
Humidity
47%
Feels like
63°F
Dew Point
43°F
4 PM
61°F
10%
6mph
SW
Mostly Cloudy
Humidity
53%
Feels like
61°F
Dew Point
44°F
5 PM
58°F
10%
5mph
SW
Mostly Cloudy
Humidity
62%
Feels like
58°F
Dew Point
45°F
5:12 PM
6 PM
55°F
10%
4mph
SW
Mostly Cloudy
Humidity
70%
Feels like
55°F
Dew Point
46°F

Snow Forecast through Sunday

Unrelenting Storm Track Brings Snow to Great Lakes & Northeast

A couple low pressure systems will produce additional snowfall across the Great Lakes, Upper Midwest, and Northeast this weekend into the upcoming week.

Weekend Weather Outlook

Weekend Weather Outlook

Weekly Drought Map for January 15, 2026

Active Weather Creates Mix of Improvements, Degradations to Drought Depiction

Vehicle driving in wintry conditions

Prepare Your Car for Cold Weather

(Image provided by NOAA)

Polar Vortex: What Is It?

People skating on a frozen pond on a clear day. (Image by Q K from Pixabay)

Safety Tips For Icy Surfaces

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