Hourly Weather Forecast - Petaluma, CA

12 AM
50°F
40%
3mph
S
40% Chance of Light Rain
Humidity
99%
Feels like
50°F
Dew Point
50°F
1 AM
50°F
40%
3mph
S
40% Chance of Light Rain
Humidity
99%
Feels like
49°F
Dew Point
50°F
2 AM
50°F
40%
3mph
S
40% Chance of Light Rain
Humidity
100%
Feels like
50°F
Dew Point
50°F
3 AM
50°F
40%
3mph
S
40% Chance of Light Rain
Humidity
100%
Feels like
50°F
Dew Point
50°F
4 AM
50°F
40%
2mph
S
40% Chance of Light Rain
Humidity
100%
Feels like
50°F
Dew Point
50°F
5 AM
49°F
40%
3mph
S
40% Chance of Light Rain
Humidity
100%
Feels like
49°F
Dew Point
49°F
6 AM
49°F
40%
3mph
S
40% Chance of Light Rain
Humidity
100%
Feels like
49°F
Dew Point
49°F
7 AM
49°F
40%
3mph
S
40% Chance of Light Rain
Humidity
100%
Feels like
49°F
Dew Point
49°F
7:22 AM
8 AM
49°F
50%
4mph
S
50% Chance of Light Rain
Humidity
100%
Feels like
48°F
Dew Point
49°F
9 AM
50°F
60%
4mph
S
60% Chance Rain Showers
Humidity
100%
Feels like
48°F
Dew Point
50°F
10 AM
50°F
60%
5mph
S
60% Chance of Light Rain
Humidity
100%
Feels like
48°F
Dew Point
50°F
11 AM
50°F
70%
5mph
S
70% Chance of Light Rain
Humidity
100%
Feels like
50°F
Dew Point
50°F
12 PM
50°F
80%
5mph
SSW
80% Chance of Light Rain
Humidity
100%
Feels like
50°F
Dew Point
50°F
1 PM
51°F
90%
5mph
SSW
Light Rain
Humidity
100%
Feels like
51°F
Dew Point
51°F
2 PM
51°F
90%
5mph
SSW
Light Rain
Humidity
100%
Feels like
51°F
Dew Point
51°F
3 PM
51°F
90%
5mph
SSW
Light Rain
Humidity
100%
Feels like
51°F
Dew Point
51°F
4 PM
51°F
90%
4mph
SSW
Light Rain
Humidity
100%
Feels like
51°F
Dew Point
51°F
4:52 PM
5 PM
51°F
90%
5mph
SSW
Light Rain
Humidity
100%
Feels like
51°F
Dew Point
51°F
6 PM
51°F
80%
5mph
SSW
80% Chance of Light Rain
Humidity
100%
Feels like
51°F
Dew Point
51°F
7 PM
51°F
70%
5mph
SSW
70% Chance of Rain
Humidity
100%
Feels like
51°F
Dew Point
51°F
8 PM
51°F
70%
5mph
SSW
70% Chance of Rain
Humidity
100%
Feels like
51°F
Dew Point
51°F

Wind chill temperatures Monday A.M.

Cold Weather Chills the Nation Down to the Gulf

In the path of a weak low-pressure system that brings snow to the Midwest and Northeast, extreme cold weather and brutally cold wind chill values will bring a bitter cold to much of the Nation.

Snowfall forecast through Sunday evening.

Snow Spreads Across the Ohio Valley into the Mid-Atlantic

Weekend Weather Outlook

Weekend 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 strong cold-air-damming event from March 20, 2018.

Cold Air Damming - Cause And Effects

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