Hourly Weather Forecast - Rancho Cucamonga, CA

12 AM
62°F
0%
2mph
NNE
Partly Cloudy
Humidity
50%
Feels like
62°F
Dew Point
43°F
1 AM
61°F
0%
2mph
NNE
Partly Cloudy
Humidity
49%
Feels like
61°F
Dew Point
42°F
2 AM
61°F
0%
2mph
NNE
Partly Cloudy
Humidity
49%
Feels like
61°F
Dew Point
42°F
3 AM
61°F
0%
3mph
NNE
Partly Cloudy
Humidity
49%
Feels like
61°F
Dew Point
42°F
4 AM
61°F
0%
3mph
NNE
Partly Cloudy
Humidity
47%
Feels like
61°F
Dew Point
40°F
5 AM
60°F
0%
3mph
NNE
Partly Cloudy
Humidity
47%
Feels like
60°F
Dew Point
40°F
6 AM
61°F
0%
3mph
NNE
Partly Cloudy
Humidity
43%
Feels like
61°F
Dew Point
39°F
6:47 AM
7 AM
64°F
0%
3mph
NNE
Partly Cloudy
Humidity
44%
Feels like
64°F
Dew Point
41°F
8 AM
67°F
0%
3mph
ENE
Partly Cloudy
Humidity
38%
Feels like
67°F
Dew Point
40°F
9 AM
69°F
0%
2mph
E
Partly Cloudy
Humidity
36%
Feels like
69°F
Dew Point
41°F
10 AM
71°F
0%
2mph
SE
Mostly Cloudy
Humidity
33%
Feels like
71°F
Dew Point
41°F
11 AM
73°F
0%
3mph
S
Mostly Cloudy
Humidity
31%
Feels like
73°F
Dew Point
41°F
12 PM
74°F
0%
4mph
SW
Mostly Cloudy
Humidity
29%
Feels like
74°F
Dew Point
40°F
1 PM
75°F
0%
5mph
WSW
Partly Cloudy
Humidity
28%
Feels like
75°F
Dew Point
40°F
2 PM
75°F
0%
5mph
WSW
Partly Cloudy
Humidity
28%
Feels like
75°F
Dew Point
40°F
3 PM
73°F
0%
5mph
WSW
Partly Cloudy
Humidity
31%
Feels like
73°F
Dew Point
41°F
4 PM
70°F
0%
4mph
WSW
Partly Cloudy
Humidity
37%
Feels like
70°F
Dew Point
42°F
4:42 PM
5 PM
66°F
0%
4mph
W
Partly Cloudy
Humidity
40%
Feels like
66°F
Dew Point
42°F
6 PM
64°F
0%
3mph
WNW
Mostly Clear
Humidity
42%
Feels like
64°F
Dew Point
41°F
7 PM
63°F
0%
3mph
NW
Clear
Humidity
43%
Feels like
63°F
Dew Point
40°F
8 PM
62°F
0%
3mph
NNW
Clear
Humidity
45%
Feels like
62°F
Dew Point
41°F
9 PM
61°F
0%
3mph
N
Clear
Humidity
48%
Feels like
61°F
Dew Point
41°F
10 PM
60°F
0%
3mph
N
Mostly Clear
Humidity
50%
Feels like
60°F
Dew Point
41°F
11 PM
59°F
0%
3mph
NNE
Mostly Clear
Humidity
51%
Feels like
59°F
Dew Point
41°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

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Weather Cameras

Traffic Cameras

Weather Cameras

Outdoor Sports Guide