Simi Valley Weather Forecast
- 41
- 50
Rain
- 43
- 64
Mostly Sunny
- 47
- 68
Partly Sunny
- 44
- 65
Chance Rain
- 45
- 64
Mostly Sunny
- 45
- 70
Mostly Sunny
Today 14 Mar Southeastern Ventura County Valleys
Rain. Highs around 50. Southeast Winds around 15 Mph in the afternoon.
Tonight 14 Mar Southeastern Ventura County Valleys
Mostly cloudy with a 20 percent chance of rain in the Evening, becoming partly cloudy after midnight. Lows around 40.
Simi Valley Temperature Statistics
March Temperature
Van Nuys, Van Nuys Airport (14.9 miles)
Lowest 8 March, 2025
41 °FAverage March
55.7 °FHighest 9 March, 2025
72 °F
Climate (2020–Present)
Van Nuys, Van Nuys Airport (14.9 miles)
Average Low 2020–2025
56.9 °FAverage 2020–2025
67.7 °FAverage High 2020–2025
79.7 °F