10-day forecast for Simi, CA: 54° to 98°, with precipitation expected on 0 days. The table below breaks each day into morning, afternoon, evening and overnight.
98°
Best day: Tuesday, August 11
79°
Worst day: Monday, August 17
Tap any day below to see morning, afternoon, evening and overnight.
Sun, 0992° / 61°0
Morning68°feels 66°
Afternoon92°feels 88°
Evening72°feels 70°
Overnight63°feels 61°
92 °
Simi, Sunday, 9 August
Clear. High 92°, low 61°.
Pressure29.77 inHg
Wind4.8 mph S
Humidity7%
Visibility6.2 mi
Dew point33°
Mon, 1097° / 59°0
Morning71°feels 69°
Afternoon97°feels 93°
Evening71°feels 70°
Overnight63°feels 62°
97 °
Simi, Monday, 10 August
Partly cloudy. High 97°, low 59°.
Pressure29.83 inHg
Wind6.8 mph S
Humidity18%
Visibility6.2 mi
Dew point44°
Tue, 1198° / 57°0
Morning66°feels 65°
Afternoon98°feels 94°
Evening72°feels 71°
Overnight58°feels 57°
98 °
Simi, Tuesday, 11 August
Clear. High 98°, low 57°.
Pressure29.88 inHg
Wind5.6 mph S
Humidity19%
Visibility6.2 mi
Dew point46°
Wed, 1295° / 58°0
Morning67°feels 66°
Afternoon91°feels 87°
Evening67°feels 66°
Overnight59°feels 58°
95 °
Simi, Wednesday, 12 August
Mostly clear. High 95°, low 58°.
Pressure29.80 inHg
Wind9 mph S
Humidity17%
Visibility—
Dew point40°
Thu, 1380° / 56°0
Morning67°feels 66°
Afternoon78°feels 78°
Evening65°feels 64°
Overnight58°feels 58°
80 °
Simi, Thursday, 13 August
Overcast. High 80°, low 56°.
Pressure29.85 inHg
Wind8.3 mph S
Humidity39%
Visibility—
Dew point51°
Fri, 1486° / 56°0
Morning70°feels 69°
Afternoon83°feels 81°
Evening65°feels 64°
Overnight58°feels 58°
86 °
Simi, Friday, 14 August
Clear. High 86°, low 56°.
Pressure29.94 inHg
Wind8.9 mph S
Humidity31%
Visibility—
Dew point49°
Sat, 1592° / 56°0
Morning72°feels 70°
Afternoon88°feels 85°
Evening68°feels 67°
Overnight61°feels 60°
92 °
Simi, Saturday, 15 August
Partly cloudy. High 92°, low 56°.
Pressure29.97 inHg
Wind9.5 mph S
Humidity19%
Visibility—
Dew point40°
Sun, 1689° / 55°0
Morning71°feels 69°
Afternoon85°feels 82°
Evening64°feels 63°
Overnight57°feels 56°
89 °
Simi, Sunday, 16 August
Overcast. High 89°, low 55°.
Pressure29.97 inHg
Wind9.8 mph S
Humidity20%
Visibility—
Dew point40°
Mon, 1779° / 54°0
Morning65°feels 65°
Afternoon76°feels 76°
Evening61°feels 60°
Overnight55°feels 55°
79 °
Simi, Monday, 17 August
Overcast. High 79°, low 54°.
Pressure30.06 inHg
Wind8.9 mph S
Humidity37%
Visibility—
Dew point48°
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, 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.