Hourly Weather Forecast - Rancho Cucamonga, CA

12 AM
60°F
0%
3mph
NNE
Clear
Humidity
52%
Feels like
60°F
Dew Point
43°F
1 AM
60°F
0%
3mph
NNE
Clear
Humidity
52%
Feels like
60°F
Dew Point
42°F
2 AM
59°F
0%
3mph
NNE
Mostly Clear
Humidity
51%
Feels like
59°F
Dew Point
41°F
3 AM
59°F
0%
3mph
NNE
Mostly Clear
Humidity
50%
Feels like
59°F
Dew Point
40°F
4 AM
59°F
0%
3mph
NE
Mostly Clear
Humidity
49%
Feels like
59°F
Dew Point
39°F
5 AM
60°F
0%
3mph
NE
Mostly Clear
Humidity
47%
Feels like
60°F
Dew Point
40°F
6 AM
62°F
0%
4mph
NE
Clear
Humidity
44%
Feels like
62°F
Dew Point
40°F
6:47 AM
7 AM
64°F
0%
3mph
NE
Sunny
Humidity
41%
Feels like
64°F
Dew Point
40°F
8 AM
67°F
0%
3mph
NE
Sunny
Humidity
38%
Feels like
67°F
Dew Point
40°F
9 AM
70°F
0%
2mph
ENE
Mostly Sunny
Humidity
35%
Feels like
70°F
Dew Point
41°F
10 AM
72°F
0%
2mph
ESE
Mostly Sunny
Humidity
32%
Feels like
72°F
Dew Point
41°F
11 AM
74°F
0%
3mph
S
Mostly Sunny
Humidity
30%
Feels like
74°F
Dew Point
41°F
12 PM
76°F
0%
4mph
SSW
Mostly Sunny
Humidity
28%
Feels like
76°F
Dew Point
40°F
1 PM
76°F
0%
4mph
SW
Mostly Sunny
Humidity
28%
Feels like
76°F
Dew Point
40°F
2 PM
75°F
0%
4mph
SW
Mostly Sunny
Humidity
29%
Feels like
75°F
Dew Point
41°F
3 PM
73°F
0%
5mph
WSW
Mostly Sunny
Humidity
31%
Feels like
73°F
Dew Point
41°F
4 PM
71°F
0%
4mph
WSW
Partly Cloudy
Humidity
34%
Feels like
71°F
Dew Point
41°F
4:41 PM
5 PM
68°F
0%
4mph
W
Partly Cloudy
Humidity
37%
Feels like
68°F
Dew Point
41°F
6 PM
66°F
0%
4mph
W
Partly Cloudy
Humidity
40%
Feels like
66°F
Dew Point
41°F
7 PM
65°F
0%
3mph
WNW
Mostly Cloudy
Humidity
42%
Feels like
65°F
Dew Point
41°F
8 PM
64°F
0%
3mph
NW
Partly Cloudy
Humidity
44%
Feels like
64°F
Dew Point
41°F
9 PM
63°F
0%
3mph
NNW
Partly Cloudy
Humidity
46%
Feels like
63°F
Dew Point
42°F
10 PM
62°F
0%
3mph
N
Partly Cloudy
Humidity
48%
Feels like
62°F
Dew Point
42°F
11 PM
61°F
0%
3mph
N
Partly Cloudy
Humidity
49%
Feels like
61°F
Dew Point
42°F

Snow and ice forecast through Friday A.M.

Multiple Snow Threats Across the Northern U.S.

Multiple systems will bring snow across the Northern U.S. through the end of the week.

Rainfall Forecast for Northwest through Friday A.M.

Unrelenting Rains Soak the Northwest

Thursday's Weather Outlook

Thursday's Weather Outlook

Weekly Drought Map for December 4, 2025

Active Week of Weather Leads to Mixed Drought Results

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

Cold Air Damming - Cause And Effects

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

Safety Tips For Icy Surfaces

Today's National Outlook

Hurricane Tracker

Allergy Forecast

Snow & Ski Forecast

Traffic Cameras

Weather Cameras

Traffic Cameras

Weather Cameras

Outdoor Sports Guide