Hourly Weather Forecast - Rosemont, CA

3 AM
55°F
30%
7mph
SSE
30% Chance of Light Rain
Humidity
100%
Feels like
55°F
Dew Point
55°F
4 AM
55°F
30%
8mph
SSE
30% Chance of Light Rain
Humidity
100%
Feels like
55°F
Dew Point
55°F
5 AM
55°F
20%
8mph
SSE
Foggy
Humidity
100%
Feels like
55°F
Dew Point
55°F
6 AM
55°F
20%
7mph
SSE
Foggy
Humidity
100%
Feels like
55°F
Dew Point
55°F
7 AM
55°F
10%
7mph
SSE
Foggy
Humidity
100%
Feels like
55°F
Dew Point
55°F
7:18 AM
8 AM
55°F
10%
7mph
SSE
Foggy
Humidity
100%
Feels like
55°F
Dew Point
55°F
9 AM
55°F
10%
6mph
SSE
Foggy
Humidity
100%
Feels like
55°F
Dew Point
55°F
10 AM
55°F
10%
6mph
SSE
Foggy
Humidity
100%
Feels like
55°F
Dew Point
55°F
11 AM
54°F
20%
6mph
SSE
Foggy
Humidity
100%
Feels like
54°F
Dew Point
54°F
12 PM
54°F
30%
5mph
SSE
30% Chance of Light Rain
Humidity
100%
Feels like
54°F
Dew Point
54°F
1 PM
54°F
30%
5mph
SSE
30% Chance of Light Rain
Humidity
100%
Feels like
54°F
Dew Point
54°F
2 PM
54°F
40%
4mph
SSE
40% Chance of Light Rain
Humidity
100%
Feels like
54°F
Dew Point
54°F
3 PM
53°F
50%
4mph
SSE
50% Chance of Light Rain
Humidity
100%
Feels like
53°F
Dew Point
53°F
4 PM
52°F
50%
4mph
SSE
50% Chance of Light Rain
Humidity
100%
Feels like
52°F
Dew Point
52°F
4:47 PM
5 PM
52°F
60%
4mph
SSE
60% Chance of Light Rain
Humidity
100%
Feels like
52°F
Dew Point
52°F
6 PM
52°F
70%
4mph
SSE
70% Chance of Light Rain
Humidity
100%
Feels like
52°F
Dew Point
52°F
7 PM
53°F
80%
5mph
SSE
80% Chance of Light Rain
Humidity
100%
Feels like
53°F
Dew Point
53°F
8 PM
53°F
90%
6mph
SSE
Rain
Humidity
100%
Feels like
53°F
Dew Point
53°F
9 PM
54°F
90%
8mph
SSE
Rain
Humidity
100%
Feels like
54°F
Dew Point
54°F
10 PM
55°F
100%
9mph
SSE
Rain
Humidity
100%
Feels like
55°F
Dew Point
55°F
11 PM
55°F
90%
10mph
SSE
Light Rain
Humidity
100%
Feels like
55°F
Dew Point
55°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

White Christmas? What Are The Odds

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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