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

Santa Rosa, Santa Rosa Sonoma County Airport (KSTS)

Lat: 38.5°NLon: 122.81667°WElev: 125.0ft.

Partly Cloudy

66°F

19°C

Humidity 52%
Wind Speed NW 9 MPH
Barometer 30.02 in (1016.59 mb)
Dewpoint 48°F (9°C)
Visibility 10.00 mi
Last update 15 Apr 06:35 PM PDT
Extended Forecast for

Santa Rosa CA

  • Tonight

    Tonight: Mostly clear, with a low around 40. West wind 5 to 9 mph becoming calm in the evening. Winds could gust as high as 21 mph.

    Low: 40 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 70. Calm wind becoming north around 5 mph in the afternoon.

    High: 70 °F

    Sunny

  • Thursday Night

    Thursday Night: Clear, with a low around 44. North wind 3 to 5 mph.

    Low: 44 °F

    Clear

  • Friday

    Friday: Sunny, with a high near 74. Calm wind becoming west around 5 mph in the afternoon.

    High: 74 °F

    Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 43. West southwest wind around 5 mph becoming calm in the evening.

    Low: 43 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 74.

    High: 74 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Patchy fog after 4am. Otherwise, mostly cloudy, with a low around 46.

    Low: 46 °F

    Mostly Cloudy
    then Patchy
    Fog

  • Sunday

    Sunday: A chance of rain. Patchy fog before 8am. Otherwise, mostly cloudy, with a high near 69.

    High: 69 °F

    Chance Rain
    and Patchy
    Fog

  • Sunday Night

    Sunday Night: A chance of rain. Patchy fog after 2am. Otherwise, mostly cloudy, with a low around 46.

    Low: 46 °F

    Chance Rain
    and Patchy
    Fog

Detailed Forecast

Tonight
Mostly clear, with a low around 40. West wind 5 to 9 mph becoming calm in the evening. Winds could gust as high as 21 mph.
Thursday
Sunny, with a high near 70. Calm wind becoming north around 5 mph in the afternoon.
Thursday Night
Clear, with a low around 44. North wind 3 to 5 mph.
Friday
Sunny, with a high near 74. Calm wind becoming west around 5 mph in the afternoon.
Friday Night
Partly cloudy, with a low around 43. West southwest wind around 5 mph becoming calm in the evening.
Saturday
Mostly sunny, with a high near 74.
Saturday Night
Patchy fog after 4am. Otherwise, mostly cloudy, with a low around 46.
Sunday
A chance of rain. Patchy fog before 8am. Otherwise, mostly cloudy, with a high near 69.
Sunday Night
A chance of rain. Patchy fog after 2am. Otherwise, mostly cloudy, with a low around 46.
Monday
A chance of rain. Patchy fog before 10am. Otherwise, partly sunny, with a high near 64.
Monday Night
A chance of rain. Patchy fog. Otherwise, mostly cloudy, with a low around 47.
Tuesday
A chance of rain. Areas of fog. Otherwise, partly sunny, with a high near 64.
Tuesday Night
A slight chance of rain. Patchy fog. Otherwise, mostly cloudy, with a low around 46.
Wednesday
Areas of fog. Otherwise, mostly sunny, with a high near 68.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Santa Rosa CA
 38.45°N 122.7°W (Elev. 190 ft)
Last Update:
2:41 pm PDT Apr 15, 2026
Forecast Valid:
6pm PDT Apr 15, 2026-6pm PDT Apr 22, 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