Hourly Weather Forecast - Walnut, CA

12 AM
58°F
0%
5mph
NE
Mostly Clear
Humidity
68%
Feels like
58°F
Dew Point
48°F
1 AM
58°F
0%
5mph
NE
Mostly Clear
Humidity
68%
Feels like
58°F
Dew Point
47°F
2 AM
57°F
0%
5mph
NE
Mostly Clear
Humidity
69%
Feels like
57°F
Dew Point
47°F
3 AM
56°F
0%
5mph
NE
Mostly Clear
Humidity
70%
Feels like
56°F
Dew Point
47°F
4 AM
56°F
0%
5mph
NE
Mostly Clear
Humidity
72%
Feels like
56°F
Dew Point
47°F
5 AM
55°F
0%
5mph
NE
Mostly Clear
Humidity
71%
Feels like
55°F
Dew Point
46°F
6 AM
56°F
0%
6mph
NE
Mostly Clear
Humidity
69%
Feels like
56°F
Dew Point
46°F
6:51 AM
7 AM
58°F
0%
6mph
NE
Mostly Sunny
Humidity
66%
Feels like
58°F
Dew Point
47°F
8 AM
61°F
0%
6mph
NE
Sunny
Humidity
62%
Feels like
61°F
Dew Point
48°F
9 AM
66°F
0%
5mph
NE
Sunny
Humidity
56%
Feels like
66°F
Dew Point
50°F
10 AM
70°F
0%
4mph
NE
Sunny
Humidity
50%
Feels like
70°F
Dew Point
51°F
11 AM
74°F
0%
3mph
NE
Sunny
Humidity
44%
Feels like
74°F
Dew Point
51°F
12 PM
77°F
0%
3mph
NW
Sunny
Humidity
40%
Feels like
77°F
Dew Point
51°F
1 PM
79°F
0%
4mph
WSW
Sunny
Humidity
37%
Feels like
79°F
Dew Point
51°F
2 PM
79°F
0%
4mph
W
Sunny
Humidity
38%
Feels like
79°F
Dew Point
51°F
3 PM
77°F
0%
4mph
W
Mostly Sunny
Humidity
43%
Feels like
77°F
Dew Point
53°F
4 PM
74°F
0%
3mph
W
Mostly Sunny
Humidity
49%
Feels like
74°F
Dew Point
53°F
4:44 PM
5 PM
70°F
0%
3mph
WNW
Mostly Clear
Humidity
55%
Feels like
70°F
Dew Point
53°F
6 PM
67°F
0%
3mph
WNW
Clear
Humidity
59%
Feels like
67°F
Dew Point
53°F
7 PM
65°F
0%
2mph
NNW
Clear
Humidity
62%
Feels like
65°F
Dew Point
52°F
8 PM
64°F
0%
3mph
NNE
Clear
Humidity
63%
Feels like
64°F
Dew Point
51°F
9 PM
63°F
0%
3mph
NE
Clear
Humidity
64%
Feels like
63°F
Dew Point
50°F
10 PM
62°F
0%
4mph
ENE
Clear
Humidity
64%
Feels like
62°F
Dew Point
50°F
11 PM
61°F
0%
4mph
ENE
Mostly Clear
Humidity
64%
Feels like
61°F
Dew Point
49°F

Rainfall Totals Through Wednesday A.M.

Heavy Rain Returns to Deluge Pacific Northwest

Another atmospheric river will hit the Pacific Northwest with heavy rain and high winds.

Monday's Weather Outlook

Today's Weather Outlook

How to Measure Snow via NWS

How To Measure Snow

Weekly Drought Map for December 11, 2025

Hit-or-Miss Precipitation Leads to Mixed Drought Results

A person standing in a snowy forest with their back to the camera. They are bundled up in a white hat and a brown jacket. (Image by StockSnap from Pixabay)

Common Cold Weather Illnesses

A strong cold-air-damming event from March 20, 2018.

Cold Air Damming - Cause And Effects

loading ad...

Today's National Outlook

Hurricane Tracker

Allergy Forecast

Snow & Ski Forecast

Traffic Cameras

Weather Cameras

Traffic Cameras

Weather Cameras

Outdoor Sports Guide