Hourly Weather Forecast - Rosemont, CA

12 AM
53°F
80%
16mph
SSE
80% Chance of Rain
Humidity
89%
Feels like
53°F
Dew Point
50°F
1 AM
53°F
80%
16mph
SSE
80% Chance of Rain
Humidity
90%
Feels like
53°F
Dew Point
50°F
2 AM
53°F
70%
17mph
SSE
70% Chance of Rain
Humidity
91%
Feels like
53°F
Dew Point
51°F
3 AM
53°F
70%
17mph
SSE
70% Chance of Rain
Humidity
92%
Feels like
53°F
Dew Point
51°F
4 AM
53°F
70%
17mph
SSE
70% Chance of Rain
Humidity
93%
Feels like
53°F
Dew Point
51°F
5 AM
53°F
80%
16mph
SSE
80% Chance of Rain
Humidity
94%
Feels like
53°F
Dew Point
51°F
6 AM
52°F
90%
15mph
SSE
Rain
Humidity
96%
Feels like
52°F
Dew Point
51°F
7 AM
52°F
90%
14mph
SSE
Rain
Humidity
97%
Feels like
52°F
Dew Point
51°F
7:21 AM
8 AM
52°F
90%
14mph
SSE
Rain
Humidity
98%
Feels like
52°F
Dew Point
51°F
9 AM
51°F
90%
14mph
SSE
Rain
Humidity
99%
Feels like
51°F
Dew Point
51°F
10 AM
51°F
90%
14mph
SSE
Rain
Humidity
99%
Feels like
51°F
Dew Point
51°F
11 AM
51°F
90%
14mph
S
Light Rain
Humidity
99%
Feels like
51°F
Dew Point
50°F
12 PM
50°F
90%
14mph
S
Thunderstorms
Humidity
98%
Feels like
50°F
Dew Point
50°F
1 PM
49°F
90%
13mph
S
Thunderstorms
Humidity
98%
Feels like
44°F
Dew Point
49°F
2 PM
49°F
90%
12mph
S
Light Rain
Humidity
97%
Feels like
44°F
Dew Point
48°F
3 PM
48°F
90%
11mph
S
Light Rain
Humidity
98%
Feels like
43°F
Dew Point
47°F
4 PM
47°F
80%
9mph
S
80% Chance of Light Rain
Humidity
100%
Feels like
42°F
Dew Point
47°F
4:50 PM
5 PM
46°F
80%
8mph
S
80% Chance of Light Rain
Humidity
100%
Feels like
42°F
Dew Point
46°F
6 PM
46°F
70%
7mph
SSE
70% Chance of Light Rain
Humidity
100%
Feels like
42°F
Dew Point
46°F
7 PM
47°F
70%
7mph
SSE
70% Chance of Light Rain
Humidity
100%
Feels like
43°F
Dew Point
47°F
8 PM
47°F
70%
7mph
SSE
70% Chance of Light Rain
Humidity
100%
Feels like
44°F
Dew Point
47°F
9 PM
48°F
70%
8mph
SSE
70% Chance of Light Rain
Humidity
99%
Feels like
44°F
Dew Point
47°F
10 PM
48°F
70%
8mph
SSE
70% Chance of Light Rain
Humidity
99%
Feels like
44°F
Dew Point
48°F
11 PM
49°F
60%
8mph
SSE
60% Chance of Light Rain
Humidity
98%
Feels like
45°F
Dew Point
48°F

Rain And Snow Totals Through Monday

Atmospheric River Takes Aim For Northern California

The plume of abundant moisture impacting the Northwest the last several days will focus more on Northern California later today into Monday bringing heavy rainfall and mountain snow.

NOAA, NCDC

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Weekend Weather Outlook

Weekend Weather Outlook

Cold weather

During Extreme Cold: Watch for Frostbite!

Flu Update Valid For Week Ending December 13, 2025

Weekly Flu Update: Flu Spreading Hard Across U.S.

Watch vs. Warning

Flash Flood Watch and Warning Defined

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