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Simi Valley, California Weather:
Tuesday, August 19, 2025
Sunny WeatherSunny weather, clear skies and sunny weather.
Day 91°
Night 61°
Precipitation 10 %
Wind 1 mph
UV Index (0 - 11+) 10

Weather Forecast History

Last Year's Weather on This Day (August 19, 2024)

Day

93°

Night

61°