Hourly Weather Forecast - Nicasio, CA

7:19 AM
8 AM
39°F
0%
4mph
E
Foggy
Humidity
100%
Feels like
36°F
Dew Point
39°F
9 AM
40°F
0%
4mph
E
Foggy
Humidity
100%
Feels like
38°F
Dew Point
40°F
10 AM
43°F
0%
3mph
E
Foggy
Humidity
99%
Feels like
41°F
Dew Point
42°F
11 AM
46°F
0%
2mph
ENE
Partly Cloudy
Humidity
95%
Feels like
46°F
Dew Point
44°F
12 PM
49°F
0%
2mph
N
Partly Cloudy
Humidity
89%
Feels like
49°F
Dew Point
46°F
1 PM
52°F
0%
3mph
NNW
Partly Cloudy
Humidity
86%
Feels like
52°F
Dew Point
48°F
2 PM
53°F
0%
4mph
NNW
Partly Cloudy
Humidity
84%
Feels like
53°F
Dew Point
48°F
3 PM
53°F
0%
3mph
NNW
Partly Cloudy
Humidity
85%
Feels like
53°F
Dew Point
48°F
4 PM
48°F
0%
3mph
NNW
Partly Cloudy
Humidity
94%
Feels like
48°F
Dew Point
47°F
4:52 PM
5 PM
46°F
0%
2mph
NW
Foggy
Humidity
100%
Feels like
46°F
Dew Point
46°F
6 PM
46°F
0%
2mph
NW
Foggy
Humidity
100%
Feels like
46°F
Dew Point
46°F
7 PM
46°F
0%
2mph
WNW
Foggy
Humidity
100%
Feels like
46°F
Dew Point
46°F
8 PM
46°F
0%
2mph
WNW
Foggy
Humidity
100%
Feels like
46°F
Dew Point
46°F
9 PM
47°F
0%
2mph
WNW
Foggy
Humidity
100%
Feels like
47°F
Dew Point
47°F
10 PM
46°F
0%
2mph
WNW
Foggy
Humidity
100%
Feels like
46°F
Dew Point
46°F
11 PM
47°F
0%
2mph
WNW
Foggy
Humidity
100%
Feels like
47°F
Dew Point
47°F

Rainfall Totals Through Wednesday A.M.

Heavy Rain Returns to Deluge Pacific Northwest

Another atmospheric river will hit the Pacific Northwest with heavy rain and high winds.

Monday's Weather Outlook

Today'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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