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

Simi Valley - Cochran (SV)

Lat: 34.2764°NLon: 118.68375°WElev: 1037.0ft.

NA

68°F

20°C

Humidity 33%
Wind Speed ESE 1 MPH
Barometer NA
Dewpoint 38°F (3°C)
Visibility NA
Last update 18 Oct 09:00 AM PDT
Extended Forecast for

Simi Valley CA

  • Today

    Today: Sunny, with a high near 87. North northeast wind 5 to 10 mph becoming southwest in the afternoon.

    High: 87 °F

    Sunny

  • Tonight

    Tonight: Clear, with a low around 59. Southwest wind 5 to 10 mph becoming light and variable.

    Low: 59 °F

    Clear

  • Monday

    Monday: Sunny, with a high near 82. Northeast wind 5 to 10 mph becoming southwest in the afternoon.

    High: 82 °F

    Sunny

  • Monday Night

    Monday Night: Increasing clouds, with a low around 55. Southwest wind 5 to 10 mph becoming light and variable in the evening.

    Low: 55 °F

    Increasing
    Clouds

  • Tuesday

    Tuesday: Patchy fog before 11am. Otherwise, partly sunny, with a high near 75. Northeast wind around 5 mph becoming southwest in the afternoon.

    High: 75 °F

    Patchy Fog
    then Sunny

  • Tuesday Night

    Tuesday Night: A 20 percent chance of showers after 11pm. Partly cloudy, with a low around 54.

    Low: 54 °F

    Slight Chance
    Showers

  • Wednesday

    Wednesday: Showers likely, mainly after 11am. Mostly cloudy, with a high near 71. Chance of precipitation is 60%.

    High: 71 °F

    Showers
    Likely

  • Wednesday Night

    Wednesday Night: Showers. Mostly cloudy, with a low around 53.

    Low: 53 °F

    Showers

  • Thursday

    Thursday: Showers likely and possibly a thunderstorm. Mostly cloudy, with a high near 69.

    High: 69 °F

    Showers
    Likely

Detailed Forecast

Today
Sunny, with a high near 87. North northeast wind 5 to 10 mph becoming southwest in the afternoon.
Tonight
Clear, with a low around 59. Southwest wind 5 to 10 mph becoming light and variable.
Monday
Sunny, with a high near 82. Northeast wind 5 to 10 mph becoming southwest in the afternoon.
Monday Night
Increasing clouds, with a low around 55. Southwest wind 5 to 10 mph becoming light and variable in the evening.
Tuesday
Patchy fog before 11am. Otherwise, partly sunny, with a high near 75. Northeast wind around 5 mph becoming southwest in the afternoon.
Tuesday Night
A 20 percent chance of showers after 11pm. Partly cloudy, with a low around 54.
Wednesday
Showers likely, mainly after 11am. Mostly cloudy, with a high near 71. Chance of precipitation is 60%.
Wednesday Night
Showers. Mostly cloudy, with a low around 53.
Thursday
Showers likely and possibly a thunderstorm. Mostly cloudy, with a high near 69.
Thursday Night
A slight chance of showers before 11pm. Partly cloudy, with a low around 51.
Friday
Sunny, with a high near 72.
Friday Night
Mostly clear, with a low around 52.
Saturday
Sunny, with a high near 74.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Simi Valley CA
 34.25°N 118.76°W (Elev. 984 ft)
Last Update:
12:46 am PDT Oct 18, 2026
Forecast Valid:
9am PDT Oct 18, 2026-6pm PDT Oct 24, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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