10-day forecast for Simi Valley, CA: 47° to 88°, with precipitation expected on 1 day. The table below breaks each day into morning, afternoon, evening and overnight.
88°
Best day: Wednesday, November 11
66° · 0.47 in
Worst day: Tuesday, November 17
Tap any day below to see morning, afternoon, evening and overnight.
Tue, 1088° / 62°0
Morning72°feels 71°
Afternoon88°feels 84°
Evening67°feels 65°
Overnight63°feels 61°
88 °
Simi Valley, Tuesday, 10 November
Clear. High 88°, low 62°.
Pressure30.06 inHg
Wind10.6 mph NE
Humidity15%
Visibility6.2 mi
Dew point29°
Wed, 1188° / 57°0
Morning66°feels 63°
Afternoon88°feels 84°
Evening66°feels 65°
Overnight60°feels 58°
88 °
Simi Valley, Wednesday, 11 November
Clear. High 88°, low 57°.
Pressure30.03 inHg
Wind2.7 mph NE
Humidity14%
Visibility6.2 mi
Dew point28°
Thu, 1281° / 58°0
Morning65°feels 63°
Afternoon78°feels 77°
Evening62°feels 62°
Overnight60°feels 58°
81 °
Simi Valley, Thursday, 12 November
Clear. High 81°, low 58°.
Pressure29.88 inHg
Wind5.3 mph S
Humidity22%
Visibility6.2 mi
Dew point37°
Fri, 1375° / 58°0
Morning61°feels 60°
Afternoon69°feels 68°
Evening67°feels 66°
Overnight58°feels 57°
75 °
Simi Valley, Friday, 13 November
Clear. High 75°, low 58°.
Pressure29.83 inHg
Wind7.9 mph W
Humidity52%
Visibility—
Dew point49°
Sat, 1468° / 54°0
Morning58°feels 57°
Afternoon66°feels 65°
Evening66°feels 65°
Overnight57°feels 56°
68 °
Simi Valley, Saturday, 14 November
Overcast. High 68°, low 54°.
Pressure29.88 inHg
Wind6.2 mph NE
Humidity58%
Visibility—
Dew point49°
Sun, 1574° / 57°0
Morning61°feels 59°
Afternoon69°feels 68°
Evening66°feels 65°
Overnight59°feels 59°
74 °
Simi Valley, Sunday, 15 November
Clear. High 74°, low 57°.
Pressure29.94 inHg
Wind10.7 mph W
Humidity46%
Visibility—
Dew point46°
Mon, 1671° / 57°0
Morning60°feels 59°
Afternoon67°feels 66°
Evening68°feels 67°
Overnight60°feels 58°
71 °
Simi Valley, Monday, 16 November
Overcast. High 71°, low 57°.
Pressure29.97 inHg
Wind6.4 mph W
Humidity53%
Visibility—
Dew point47°
Tue, 1766° / 53°0.47
Morning60°feels 60°
Afternoon64°feels 63°
Evening62°feels 61°
Overnight54°feels 51°
66 °
Simi Valley, Tuesday, 17 November
Rain. High 66°, low 53°.
Pressure29.88 inHg
Wind7.7 mph NE
Humidity68%
Visibility—
Dew point53°
Wed, 1862° / 47°0
Morning50°feels 48°
Afternoon58°feels 55°
Evening60°feels 58°
Overnight49°feels 48°
62 °
Simi Valley, Wednesday, 18 November
Clear. High 62°, low 47°.
Pressure30.00 inHg
Wind10.8 mph N
Humidity35%
Visibility—
Dew point28°
About this forecast
How reliable is a 10-day forecast?
The first 3–5 days are the most reliable, typically within 2–4°. From day six to ten the models show the trend: the direction of change is right more often than the exact numbers.
What does the time-of-day table show?
Temperature in Simi Valley, CA around 8am, 2pm, 8pm and 2am each day — handy for planning a walk, a drive or work outdoors.
How is the best day chosen?
We weigh the daytime high against precipitation: a warm, dry day scores highest.