10-day forecast for Simi Valley, CA: 55° to 87°, with precipitation expected on 0 days. The table below breaks each day into morning, afternoon, evening and overnight.
87°
Best day: Wednesday, November 11
70°
Worst day: Friday, November 13
Tap any day below to see morning, afternoon, evening and overnight.
Sat, 0785° / 58°0
Morning72°feels 70°
Afternoon85°feels 82°
Evening70°feels 67°
Overnight60°feels 58°
85 °
Simi Valley, Saturday, 7 November
Clear. High 85°, low 58°.
Pressure30.00 inHg
Wind14.2 mph NE
Humidity16%
Visibility6.2 mi
Dew point27°
Sun, 0886° / 57°0
Morning66°feels 63°
Afternoon86°feels 83°
Evening67°feels 65°
Overnight59°feels 56°
86 °
Simi Valley, Sunday, 8 November
Overcast. High 86°, low 57°.
Pressure30.00 inHg
Wind7.2 mph NE
Humidity14%
Visibility6.2 mi
Dew point27°
Mon, 0986° / 57°0
Morning64°feels 62°
Afternoon84°feels 81°
Evening68°feels 66°
Overnight58°feels 55°
86 °
Simi Valley, Monday, 9 November
Clear. High 86°, low 57°.
Pressure30.00 inHg
Wind1.3 mph SW
Humidity15%
Visibility6.2 mi
Dew point31°
Tue, 1086° / 57°0
Morning64°feels 62°
Afternoon80°feels 79°
Evening78°feels 76°
Overnight59°feels 57°
86 °
Simi Valley, Tuesday, 10 November
Clear. High 86°, low 57°.
Pressure30.09 inHg
Wind8.7 mph E
Humidity18%
Visibility—
Dew point30°
Wed, 1187° / 58°0
Morning65°feels 63°
Afternoon81°feels 79°
Evening75°feels 74°
Overnight62°feels 60°
87 °
Simi Valley, Wednesday, 11 November
Clear. High 87°, low 58°.
Pressure30.09 inHg
Wind9.4 mph W
Humidity17%
Visibility—
Dew point30°
Thu, 1274° / 57°0
Morning62°feels 61°
Afternoon71°feels 70°
Evening67°feels 66°
Overnight58°feels 57°
74 °
Simi Valley, Thursday, 12 November
Overcast. High 74°, low 57°.
Pressure29.97 inHg
Wind8.5 mph W
Humidity39%
Visibility—
Dew point44°
Fri, 1370° / 55°0
Morning59°feels 58°
Afternoon65°feels 63°
Evening65°feels 63°
Overnight57°feels 55°
70 °
Simi Valley, Friday, 13 November
Partly cloudy. High 70°, low 55°.
Pressure29.94 inHg
Wind9.8 mph SW
Humidity48%
Visibility—
Dew point43°
Sat, 1473° / 55°0
Morning58°feels 56°
Afternoon67°feels 66°
Evening67°feels 66°
Overnight58°feels 57°
73 °
Simi Valley, Saturday, 14 November
Overcast. High 73°, low 55°.
Pressure30.00 inHg
Wind9.4 mph W
Humidity45%
Visibility—
Dew point43°
Sun, 1573° / 55°0
Morning59°feels 57°
Afternoon67°feels 66°
Evening68°feels 67°
Overnight58°feels 56°
73 °
Simi Valley, Sunday, 15 November
Clear. High 73°, low 55°.
Pressure30.03 inHg
Wind10.2 mph W
Humidity43%
Visibility—
Dew point42°
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.