National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

MIDDLE PEAK (MDEC1)

Lat: 37.92778°NLon: 122.58722°WElev: 2339.0ft.

NA

83°F

28°C

Humidity 16%
Wind Speed ESE 4 MPH
Barometer NA
Dewpoint 32°F (0°C)
Visibility NA
Heat Index80°F (27°C)
Last update 17 Oct 09:36 AM PDT
Extended Forecast for

San Anselmo CA

  • Today

    Today: Sunny, with a high near 92. Calm wind.

    High: 92 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 52. Calm wind.

    Low: 52 °F

    Mostly Clear

  • Sunday

    Sunday: Patchy fog before 8am. Otherwise, sunny, with a high near 75. Calm wind becoming west 5 to 8 mph in the afternoon.

    High: 75 °F

    Patchy Fog
    then Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 49. West wind 5 to 7 mph, with gusts as high as 18 mph.

    Low: 49 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 67. West wind 5 to 9 mph.

    High: 67 °F

    Mostly Sunny

  • Monday Night

    Monday Night: A 20 percent chance of showers after 11pm. Mostly cloudy, with a low around 48.

    Low: 48 °F

    Slight Chance
    Showers

  • Tuesday

    Tuesday: A 40 percent chance of showers. Patchy fog before 8am. Otherwise, partly sunny, with a high near 70.

    High: 70 °F

    Chance
    Showers and
    Patchy Fog

  • Tuesday Night

    Tuesday Night: A slight chance of rain. Mostly cloudy, with a low around 50.

    Low: 50 °F

    Slight Chance
    Rain

  • Wednesday

    Wednesday: Mostly sunny, with a high near 73.

    High: 73 °F

    Mostly Sunny

Detailed Forecast

Today
Sunny, with a high near 92. Calm wind.
Tonight
Mostly clear, with a low around 52. Calm wind.
Sunday
Patchy fog before 8am. Otherwise, sunny, with a high near 75. Calm wind becoming west 5 to 8 mph in the afternoon.
Sunday Night
Partly cloudy, with a low around 49. West wind 5 to 7 mph, with gusts as high as 18 mph.
Monday
Mostly sunny, with a high near 67. West wind 5 to 9 mph.
Monday Night
A 20 percent chance of showers after 11pm. Mostly cloudy, with a low around 48.
Tuesday
A 40 percent chance of showers. Patchy fog before 8am. Otherwise, partly sunny, with a high near 70.
Tuesday Night
A slight chance of rain. Mostly cloudy, with a low around 50.
Wednesday
Mostly sunny, with a high near 73.
Wednesday Night
A slight chance of rain after 11pm. Partly cloudy, with a low around 50.
Thursday
Patchy fog. Otherwise, mostly sunny, with a high near 70.
Thursday Night
Mostly clear, with a low around 48.
Friday
Patchy fog. Otherwise, sunny, with a high near 74.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
San Anselmo CA
 37.98°N 122.55°W (Elev. 197 ft)
Last Update:
8:36 am PDT Oct 17, 2026
Forecast Valid:
10am PDT Oct 17, 2026-6pm PDT Oct 23, 2026
 
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Additional Resources

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Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation