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Simi Valley Forecast Summary
Currently in Simi Valley
Temperature, Humidity, Wind & Pressure
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Data captured from a Peet Bros. Ultimeter 2100
Local Weather Roundup
Simi Valley Forecast
Thursday, July 24, 2025
 Forecast not current
Persistent troughing over the California coast will keep an onshore flow pattern in place through at least the weekend. Night and morning low clouds and fog will continue to be a staple of the forecast for most coast and some valley locations through Sunday. Temperatures will run below seasonal normals into early next week, then a warming trend should start to develop as onshore flow weakens. Today: Sunny. Warm and breezy , high near 80°F . Pollen level is rated "low-medium". Predicted air quality is good, AQI: 40 (for Simi Valley and Moorpark (courtesy of the VCAPCD)). Tonight: Mostly clear and breezy, low around 52°F. Friday: Mostly sunny and breezy, high of about 77°F. Friday night:Mostly clear and breezy, low near 53°F. Saturday: Mostly sunny and breezy, high around 76°F. Saturday night: Mostly clear and breezy, low of about 53°F. Sunday: Sunny and warm, high near 80°F. Sunday night: Mostly clear, low around 56°F. Monday: Sunny and warm, high of about 84°F. Monday night: Mostly clear, low near 58°F. Tuesday: Sunny and warm, high around 86°F. Tuesday night: Mostly clear, low of about 59°F. Wednesday: Sunny and warm, high near 86°F. Simi Valley forecast updated daily. Based on data from the National Weather Service, San Diego office and from WeatherCurrents.Recently in
Simi Valley
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Simi Valley
Featured Photos
Cloud Stream: As seen near the Santa Susana pass, from the 118 freeway. Photo courtesy of Gabe Medrano.
Simi Valley
Weather News
Early morning thunderstorms rock inland and coastal communities Friday
Low pressure over northern Baja California is bringing monsoonal moisture i ... Posted July 18, 2025, 3:59 PMOther Weather Information
National Weather Service
Other Simi Valley Weather Forecasts
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