Hourly Weather Forecast - Rancho Cucamonga, CA

12 AM
60°F
0%
3mph
N
Mostly Clear
Humidity
63%
Feels like
60°F
Dew Point
48°F
1 AM
60°F
0%
3mph
NNE
Mostly Clear
Humidity
63%
Feels like
60°F
Dew Point
47°F
2 AM
60°F
0%
3mph
NE
Mostly Clear
Humidity
62%
Feels like
60°F
Dew Point
47°F
3 AM
60°F
0%
3mph
NE
Mostly Clear
Humidity
61%
Feels like
60°F
Dew Point
46°F
4 AM
59°F
0%
3mph
NE
Mostly Clear
Humidity
60%
Feels like
59°F
Dew Point
45°F
5 AM
59°F
0%
3mph
NE
Mostly Clear
Humidity
61%
Feels like
59°F
Dew Point
46°F
6 AM
60°F
0%
3mph
NE
Mostly Clear
Humidity
59%
Feels like
60°F
Dew Point
46°F
6:52 AM
7 AM
62°F
0%
3mph
NE
Mostly Sunny
Humidity
56%
Feels like
62°F
Dew Point
46°F
8 AM
65°F
0%
3mph
ENE
Mostly Sunny
Humidity
52%
Feels like
65°F
Dew Point
47°F
9 AM
67°F
0%
3mph
SE
Mostly Sunny
Humidity
50%
Feels like
67°F
Dew Point
48°F
10 AM
69°F
0%
2mph
S
Mostly Sunny
Humidity
47%
Feels like
69°F
Dew Point
48°F
11 AM
71°F
0%
3mph
SSW
Partly Cloudy
Humidity
45%
Feels like
71°F
Dew Point
49°F
12 PM
72°F
0%
4mph
SSW
Partly Cloudy
Humidity
43%
Feels like
72°F
Dew Point
48°F
1 PM
73°F
0%
5mph
SW
Partly Cloudy
Humidity
41%
Feels like
73°F
Dew Point
48°F
2 PM
73°F
0%
5mph
SW
Mostly Sunny
Humidity
42%
Feels like
73°F
Dew Point
48°F
3 PM
70°F
0%
5mph
SW
Mostly Sunny
Humidity
45%
Feels like
70°F
Dew Point
48°F
4 PM
67°F
0%
5mph
SW
Sunny
Humidity
50%
Feels like
67°F
Dew Point
48°F
4:45 PM
5 PM
64°F
0%
4mph
WSW
Clear
Humidity
56%
Feels like
64°F
Dew Point
48°F
6 PM
62°F
0%
4mph
WSW
Clear
Humidity
60%
Feels like
62°F
Dew Point
48°F
7 PM
61°F
0%
3mph
W
Clear
Humidity
61%
Feels like
61°F
Dew Point
48°F
8 PM
60°F
0%
3mph
WSW
Mostly Clear
Humidity
63%
Feels like
60°F
Dew Point
47°F
9 PM
59°F
0%
3mph
SSW
Cloudy
Humidity
65%
Feels like
59°F
Dew Point
47°F
10 PM
58°F
0%
3mph
S
Cloudy
Humidity
67%
Feels like
58°F
Dew Point
47°F
11 PM
58°F
0%
3mph
S
Cloudy
Humidity
68%
Feels like
58°F
Dew Point
47°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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