10-day forecast for Simi, CA: 45° to 91°, with precipitation expected on 1 day. The table below breaks each day into morning, afternoon, evening and overnight.
91°
Best day: Friday, October 16
65° · 0.06 in
Worst day: Tuesday, October 20
Tap any day below to see morning, afternoon, evening and overnight.
Sat, 1789° / 50°0
Morning54°feels 51°
Afternoon87°feels 84°
Evening63°feels 60°
Overnight55°feels 51°
89 °
Simi, Saturday, 17 October
Clear. High 89°, low 50°.
Pressure30.06 inHg
Wind1.9 mph S
Humidity15%
Visibility6.2 mi
Dew point29°
Sun, 1879° / 45°0
Morning57°feels 55°
Afternoon79°feels 79°
Evening58°feels 57°
Overnight50°feels 50°
79 °
Simi, Sunday, 18 October
Clear. High 79°, low 45°.
Pressure29.97 inHg
Wind1.7 mph SW
Humidity35%
Visibility6.2 mi
Dew point45°
Mon, 1967° / 52°0
Morning52°feels 50°
Afternoon66°feels 64°
Evening56°feels 54°
Overnight53°feels 52°
67 °
Simi, Monday, 19 October
Light rain. High 67°, low 52°.
Pressure29.94 inHg
Wind9.9 mph NW
Humidity38%
Visibility6.2 mi
Dew point36°
Tue, 2065° / 54°0.06
Morning54°feels 53°
Afternoon65°feels 63°
Evening58°feels 58°
Overnight55°feels 54°
65 °
Simi, Tuesday, 20 October
Light rain. High 65°, low 54°.
Pressure29.88 inHg
Wind4.3 mph S
Humidity59%
Visibility6.2 mi
Dew point48°
Wed, 2172° / 49°0
Morning54°feels 53°
Afternoon67°feels 66°
Evening69°feels 68°
Overnight55°feels 54°
72 °
Simi, Wednesday, 21 October
Overcast. High 72°, low 49°.
Pressure29.88 inHg
Wind5.6 mph SW
Humidity48%
Visibility—
Dew point44°
Thu, 2270° / 48°0
Morning54°feels 53°
Afternoon64°feels 62°
Evening62°feels 61°
Overnight49°feels 47°
70 °
Simi, Thursday, 22 October
Overcast. High 70°, low 48°.
Pressure29.97 inHg
Wind5.7 mph SW
Humidity44%
Visibility—
Dew point40°
Fri, 2374° / 47°0
Morning52°feels 50°
Afternoon67°feels 64°
Evening69°feels 67°
Overnight51°feels 49°
74 °
Simi, Friday, 23 October
Clear. High 74°, low 47°.
Pressure30.03 inHg
Wind6.6 mph N
Humidity31%
Visibility—
Dew point31°
Sat, 2475° / 49°0
Morning56°feels 53°
Afternoon70°feels 67°
Evening65°feels 64°
Overnight49°feels 49°
75 °
Simi, Saturday, 24 October
Clear. High 75°, low 49°.
Pressure30.09 inHg
Wind6.3 mph S
Humidity20%
Visibility—
Dew point25°
Sun, 2562° / 48°0
Morning52°feels 51°
Afternoon60°feels 57°
Evening55°feels 53°
Overnight49°feels 48°
62 °
Simi, Sunday, 25 October
Light rain. High 62°, low 48°.
Pressure30.09 inHg
Wind3.9 mph NW
Humidity32%
Visibility—
Dew point29°
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.