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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
Saturday, April 25, 2026
Cooler weather is expected over the weekend with scattered light showers, mainly this afternoon and evening. Dry weather is then predicted for most areas Sunday and Monday. Below normal temperatures will continue through the middle of next week with another weak storm possible around late Tuesday or Wednesday. Today: Mostly cloudy and breezy. 20 percent chance of showers , high near 67°F . Pollen level is rated "medium-high". Predicted air quality is good, AQI: 44 (for Simi Valley and Moorpark (courtesy of the VCAPCD)). Tonight: Mostly cloudy. Cool and breezy. 40 percent chance of showers, low around 47°F. Sunday: Mostly sunny and breezy, high of about 65°F. Sunday night:Partly cloudy and cool. Evening breezes, low near 47°F. Monday: Sunny. Afternoon breezes, high around 68°F. Monday night: Mostly clear and cool, low of about 47°F. Tuesday: Sunny, high near 75°F. Tuesday night: Mostly clear, low around 51°F. Wednesday: Mostly sunny, high of about 76°F. Wednesday night: Partly cloudy, low near 52°F. Thursday: Sunny, high around 77°F. Thursday night: Clear, low of about 53°F. Friday: Sunny, high near 79°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
Tuesday night storm a dud - more rain chances this weekend
A weak Pacific storm travelled across California on Tuesday, however the st ... Posted April 22, 2026, 9:38 PM
Late-season Pacific storm brings rain chances Tuesday and Wednesday
A cold late-season storm, originating in the Gulf of Alaska, will travel so ... Posted April 20, 2026, 8:38 PM
Storm Totals: April 12th-13th, 2026
A weak late-season Pacific storm brought showers to the region last week, p ... Posted April 20, 2026, 6:33 PMOther Weather Information
National Weather Service
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