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

53°F

12°C

Humidity 42%
Wind Speed W 9 MPH
Barometer NA
Dewpoint 30°F (-1°C)
Visibility NA
Last update 19 Oct 12:36 AM PDT
Extended Forecast for

San Anselmo CA

  • Overnight

    Overnight: Partly cloudy, with a low around 50. West wind 3 to 6 mph.

    Low: 50 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 66. West wind 5 to 8 mph.

    High: 66 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 49. West wind around 5 mph becoming calm in the evening.

    Low: 49 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly cloudy, with a high near 69. Calm wind.

    High: 69 °F

    Mostly Cloudy

  • Tuesday Night

    Tuesday Night: A 40 percent chance of showers after 11pm. Mostly cloudy, with a low around 52. Calm wind. New precipitation amounts of less than a tenth of an inch possible.

    Low: 52 °F

    Chance
    Showers

  • Wednesday

    Wednesday: Showers likely, mainly before 11am. Mostly cloudy, with a high near 70. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 70 °F

    Showers
    Likely

  • Wednesday Night

    Wednesday Night: A 30 percent chance of showers. Mostly cloudy, with a low around 52.

    Low: 52 °F

    Chance
    Showers

  • Thursday

    Thursday: A slight chance of showers before 11am. Patchy fog before 9am. Otherwise, partly sunny, with a high near 69.

    High: 69 °F

    Slight Chance
    Showers and
    Patchy Fog
    then Partly
    Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 48.

    Low: 48 °F

    Partly Cloudy

Detailed Forecast

Overnight
Partly cloudy, with a low around 50. West wind 3 to 6 mph.
Monday
Mostly sunny, with a high near 66. West wind 5 to 8 mph.
Monday Night
Mostly cloudy, with a low around 49. West wind around 5 mph becoming calm in the evening.
Tuesday
Mostly cloudy, with a high near 69. Calm wind.
Tuesday Night
A 40 percent chance of showers after 11pm. Mostly cloudy, with a low around 52. Calm wind. New precipitation amounts of less than a tenth of an inch possible.
Wednesday
Showers likely, mainly before 11am. Mostly cloudy, with a high near 70. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.
Wednesday Night
A 30 percent chance of showers. Mostly cloudy, with a low around 52.
Thursday
A slight chance of showers before 11am. Patchy fog before 9am. Otherwise, partly sunny, with a high near 69.
Thursday Night
Partly cloudy, with a low around 48.
Friday
Sunny, with a high near 73.
Friday Night
Clear, with a low around 48.
Saturday
Sunny, with a high near 74.
Saturday Night
A slight chance of rain. Partly cloudy, with a low around 49.
Sunday
A slight chance of rain. Mostly 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:
11:26 pm PDT Oct 18, 2026
Forecast Valid:
12am PDT Oct 19, 2026-6pm PDT Oct 25, 2026
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation