Hourly Weather Forecast - Rancho Cucamonga, CA

4 PM
70°F
0%
5mph
WSW
Sunny
Humidity
47%
Feels like
70°F
Dew Point
48°F
4:43 PM
5 PM
66°F
0%
4mph
W
Clear
Humidity
53%
Feels like
66°F
Dew Point
48°F
6 PM
64°F
0%
4mph
NW
Clear
Humidity
56%
Feels like
64°F
Dew Point
48°F
7 PM
64°F
0%
3mph
N
Clear
Humidity
54%
Feels like
64°F
Dew Point
46°F
8 PM
63°F
0%
3mph
N
Clear
Humidity
52%
Feels like
63°F
Dew Point
45°F
9 PM
62°F
0%
4mph
NNW
Clear
Humidity
51%
Feels like
62°F
Dew Point
44°F
10 PM
62°F
0%
4mph
NNW
Clear
Humidity
52%
Feels like
62°F
Dew Point
44°F
11 PM
61°F
0%
4mph
NNW
Clear
Humidity
52%
Feels like
61°F
Dew Point
44°F

Rainfall and Snowfall Totals Through Thursday

Flooding Rain, Heavy Snow and Winds Slam Northwest, North-Central U.S.

The atmospheric river this week will keep buffeting the Pacific Northwest with heavy rain, snow, and high winds.

Thursday's Weather Outlook

Thursday'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

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