10-day forecast for Castaic, CA: 47° to 78°, with precipitation expected on 2 days. The table below breaks each day into morning, afternoon, evening and overnight.
78°
Best day: Monday, October 26
61° · 1.11 in
Worst day: Sunday, November 1
Tap any day below to see morning, afternoon, evening and overnight.
Mon, 2678° / 52°0
Morning62°feels 62°
Afternoon78°feels 77°
Evening58°feels 56°
Overnight59°feels 58°
78 °
Castaic, Monday, 26 October
Clear. High 78°, low 52°.
Pressure30.06 inHg
Wind5.7 mph S
Humidity34%
Visibility6.2 mi
Dew point43°
Tue, 2769° / 47°0
Morning49°feels 46°
Afternoon69°feels 67°
Evening57°feels 56°
Overnight50°feels 48°
69 °
Castaic, Tuesday, 27 October
Clear. High 69°, low 47°.
Pressure30.00 inHg
Wind5.3 mph S
Humidity37%
Visibility6.2 mi
Dew point41°
Wed, 2868° / 48°0
Morning49°feels 49°
Afternoon68°feels 66°
Evening58°feels 56°
Overnight51°feels 50°
68 °
Castaic, Wednesday, 28 October
Overcast. High 68°, low 48°.
Pressure29.97 inHg
Wind3 mph S
Humidity52%
Visibility6.2 mi
Dew point47°
Thu, 2965° / 50°0
Morning53°feels 52°
Afternoon61°feels 60°
Evening61°feels 60°
Overnight52°feels 52°
65 °
Castaic, Thursday, 29 October
Overcast. High 65°, low 50°.
Pressure29.94 inHg
Wind6.7 mph S
Humidity62%
Visibility—
Dew point46°
Fri, 3066° / 48°0
Morning52°feels 51°
Afternoon60°feels 59°
Evening60°feels 59°
Overnight52°feels 51°
66 °
Castaic, Friday, 30 October
Partly cloudy. High 66°, low 48°.
Pressure29.94 inHg
Wind8.4 mph SW
Humidity67%
Visibility—
Dew point47°
Sat, 3165° / 52°0.49
Morning55°feels 54°
Afternoon61°feels 60°
Evening56°feels 55°
Overnight55°feels 55°
65 °
Castaic, Saturday, 31 October
Rain. High 65°, low 52°.
Pressure29.94 inHg
Wind9.4 mph NE
Humidity50%
Visibility—
Dew point42°
Sun, 0161° / 52°1.11
Morning59°feels 59°
Afternoon59°feels 58°
Evening57°feels 56°
Overnight53°feels 53°
61 °
Castaic, Sunday, 1 November
Heavy rain. High 61°, low 52°.
Pressure29.88 inHg
Wind33.9 mph S
Humidity73%
Visibility—
Dew point50°
Mon, 0264° / 50°0
Morning53°feels 51°
Afternoon61°feels 59°
Evening62°feels 60°
Overnight53°feels 52°
64 °
Castaic, Monday, 2 November
Overcast. High 64°, low 50°.
Pressure30.15 inHg
Wind4.8 mph NE
Humidity48%
Visibility—
Dew point39°
Tue, 0368° / 53°0
Morning56°feels 55°
Afternoon64°feels 62°
Evening65°feels 64°
Overnight55°feels 53°
68 °
Castaic, Tuesday, 3 November
Overcast. High 68°, low 53°.
Pressure30.06 inHg
Wind7.4 mph NE
Humidity42%
Visibility—
Dew point39°
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 Castaic, 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.