Hourly Weather Forecast - Rancho Cucamonga, CA

1 PM
84°F
0%
4mph
W
Sunny
Humidity
18%
Feels like
81°F
Dew Point
36°F
2 PM
84°F
0%
4mph
W
Sunny
Humidity
19%
Feels like
81°F
Dew Point
37°F
3 PM
81°F
0%
4mph
W
Sunny
Humidity
22%
Feels like
79°F
Dew Point
38°F
4 PM
78°F
0%
4mph
WNW
Sunny
Humidity
26%
Feels like
78°F
Dew Point
40°F
4:41 PM
5 PM
74°F
0%
3mph
NW
Clear
Humidity
26%
Feels like
74°F
Dew Point
37°F
6 PM
72°F
0%
3mph
NNW
Clear
Humidity
27%
Feels like
72°F
Dew Point
36°F
7 PM
71°F
0%
3mph
N
Clear
Humidity
27%
Feels like
71°F
Dew Point
35°F
8 PM
69°F
0%
4mph
N
Clear
Humidity
28%
Feels like
69°F
Dew Point
34°F
9 PM
67°F
0%
4mph
N
Clear
Humidity
30%
Feels like
67°F
Dew Point
35°F
10 PM
66°F
0%
4mph
N
Clear
Humidity
32%
Feels like
66°F
Dew Point
35°F
11 PM
65°F
0%
4mph
N
Clear
Humidity
33%
Feels like
65°F
Dew Point
36°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