This year's long-range forecast for Simi Valley reveals higher temperatures, peaking at 25°, indicative of a warming trend against the historical average.
Select a month and click on a day for more information:
Monday
Dec 1
18° / 7°
Tuesday
Dec 2
19° / 7°
Wednesday
Dec 3
19° / 8°
Thursday
Dec 4
23° / 11°
Friday
Dec 5
24° / 5°
Saturday
Dec 6
21° / 7°
Sunday
Dec 7
24° / 6°
Monday
Dec 8
24° / 10°
Tuesday
Dec 9
25° / 12°
Wednesday
Dec 10
24° / 12°
Thursday
Dec 11
24° / 11°
Friday
Dec 12
24° / 12°
Saturday
Dec 13
21° / 10°
Sunday
Dec 14
20° / 10°
Monday
Dec 15
20° / 10°
Tuesday
Dec 16
17° / 10°
Wednesday
Dec 17
17° / 10°
Thursday
Dec 18
18° / 8°
Friday
Dec 19
18° / 8°
Saturday
Dec 20
17° / 8°
Sunday
Dec 21
17° / 9°
Monday
Dec 22
16° / 9°
Tuesday
Dec 23
18° / 10°
Wednesday
Dec 24
17° / 8°
Thursday
Dec 25
18° / 8°
Friday
Dec 26
17° / 8°
Saturday
Dec 27
13° / 7°
Sunday
Dec 28
16° / 6°
Monday
Dec 29
13° / 7°
Tuesday
Dec 30
13° / 7°
Wednesday
Dec 31
14° / 7°
Simi Valley 30 days weather forecast
Check out our estimated 30 days weather forecast for Simi Valley, this data is based on the average weather in Simi Valley in the last few years.
For a more accurate and detailed forecast, check out the 14 day weather for Simi Valley next to the desired date.