The temperatures in Simi Valley in July are comfortable with low of 19°C and and high up to 26°C.
As it is almost never rain during July in Simi Valley the weather is perfect for hanging out outside and exploring all that Simi Valley has to offer.
Our weather forecast can give you a great sense of what weather to expect in Simi Valley in July 2025.
If you’re planning to visit Simi Valley in the near future, we highly recommend that you review the 14 day weather forecast for Simi Valley before you arrive.
Temperatures
26° / 19°
Rainy Days
0
Snowy Days
0
Dry Days
31
Rainfall
12
mm
Sun Hours
11.6
Hrs