Hourly Weather Forecast - Graton, CA

12 AM
46°F
90%
9mph
S
Rain Showers
Humidity
95%
Feels like
42°F
Dew Point
45°F
1 AM
46°F
90%
8mph
S
Rain Showers
Humidity
96%
Feels like
41°F
Dew Point
45°F
2 AM
45°F
90%
8mph
S
Rain Showers
Humidity
97%
Feels like
41°F
Dew Point
44°F
3 AM
44°F
90%
7mph
S
Rain Showers
Humidity
98%
Feels like
40°F
Dew Point
44°F
4 AM
44°F
90%
7mph
S
Rain Showers
Humidity
99%
Feels like
40°F
Dew Point
44°F
5 AM
44°F
90%
7mph
S
Rain Showers
Humidity
100%
Feels like
40°F
Dew Point
44°F
6 AM
44°F
90%
7mph
S
Light Rain
Humidity
100%
Feels like
39°F
Dew Point
44°F
7 AM
44°F
90%
7mph
S
Light Rain
Humidity
100%
Feels like
39°F
Dew Point
44°F
7:27 AM
8 AM
45°F
80%
7mph
S
80% Chance of Light Rain
Humidity
100%
Feels like
41°F
Dew Point
45°F
9 AM
46°F
80%
7mph
S
80% Chance Rain Showers
Humidity
100%
Feels like
43°F
Dew Point
46°F
10 AM
47°F
80%
6mph
S
80% Chance Rain Showers
Humidity
100%
Feels like
44°F
Dew Point
47°F
11 AM
48°F
90%
6mph
S
Rain Showers
Humidity
97%
Feels like
45°F
Dew Point
47°F
12 PM
49°F
90%
6mph
S
Rain Showers
Humidity
93%
Feels like
46°F
Dew Point
47°F
1 PM
50°F
90%
6mph
S
Rain Showers
Humidity
87%
Feels like
50°F
Dew Point
46°F
2 PM
51°F
90%
6mph
SSW
Rain Showers
Humidity
81%
Feels like
51°F
Dew Point
45°F
3 PM
50°F
90%
6mph
S
Rain Showers
Humidity
78%
Feels like
50°F
Dew Point
44°F
4 PM
48°F
80%
5mph
S
80% Chance Rain Showers
Humidity
79%
Feels like
45°F
Dew Point
42°F
4:57 PM
5 PM
46°F
70%
4mph
SSE
70% Chance Rain Showers
Humidity
99%
Feels like
44°F
Dew Point
46°F
6 PM
46°F
50%
3mph
ESE
50% Chance Rain Showers
Humidity
98%
Feels like
44°F
Dew Point
45°F
7 PM
45°F
50%
3mph
NE
50% Chance Rain Showers
Humidity
97%
Feels like
45°F
Dew Point
45°F
8 PM
45°F
50%
2mph
NNE
50% Chance Rain Showers
Humidity
97%
Feels like
45°F
Dew Point
44°F
9 PM
45°F
40%
2mph
NNE
40% Chance Rain Showers
Humidity
97%
Feels like
45°F
Dew Point
44°F
10 PM
45°F
30%
2mph
N
30% Chance Rain Showers
Humidity
98%
Feels like
45°F
Dew Point
45°F
11 PM
45°F
30%
2mph
N
30% Chance Rain Showers
Humidity
98%
Feels like
45°F
Dew Point
44°F

Rain And Snow Totals Through Monday

Atmospheric River Impacts Northern California

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

NOAA, NCDC

White Christmas? What Are The Odds

Today's Weather Outlook

Today's 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

loading ad...

Today's National Outlook

Hurricane Tracker

Allergy Forecast

Snow & Ski Forecast

Traffic Cameras

Weather Cameras

Traffic Cameras

Weather Cameras

Outdoor Sports Guide