The temperatures in Simi Valley in April are usually low and can range between 51°F and 66°F.
The wather in Simi Valley in April can vary between cold and nice weather days. Expect a few rainy days but usually not more than 3.
Our weather forecast can give you a great sense of what weather to expect in Simi Valley in April 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
66° / 51°
Rainy Days
1
Snowy Days
0
Dry Days
29
Rainfall
0.94
in
Sun Hours
10.3
Hrs