Simi Valley, California Weather:
Saturday, July 4, 2026
Sunny Weather
Day 93°
Night 63°
Precipitation 0 %
Wind 6 mph
Weather Forecast History
Last Year's Weather on This Day (July 4, 2025)
Cloudy Weather

Day

84°

Night

57°

Wind

7 mph

UV Index

12

Precipitation

0 %