Simi Valley, California Weather:
Friday, April 3, 2026
Cloudy Weather
Day 75°
Night 48°
Precipitation 10 %
Wind 4 mph
UV Index (0 - 11+) 8
Weather Forecast History
Last Year's Weather on This Day (April 3, 2025)
Sunny with a Chance of Thunderstorms

Day

64°

Night

41°

Wind

8 mph

UV Index

8

Precipitation

42 %