The temperatures in Simi Valley in January are quite cold with temperatures between 8°C and 16°C, warm clothes are a must.
You can expect about 3 to 8 days of rain in Simi Valley during the month of January. It’s a good idea to bring along your umbrella so that you don’t get caught in poor weather.
Our weather forecast can give you a great sense of what weather to expect in Simi Valley in January 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
16° / 8°
Rainy Days
3
Snowy Days
0
Dry Days
28
Rainfall
81
mm
Sun Hours
9.4
Hrs
