10-day forecast for Acton, CA: 46° to 77°, with precipitation expected on 2 days. The table below breaks each day into morning, afternoon, evening and overnight.
77°
Best day: Monday, October 19
64° · 0.63 in
Worst day: Wednesday, October 21
Tap any day below to see morning, afternoon, evening and overnight.
Mon, 1977° / 56°0
Morning61°feels 59°
Afternoon77°feels 75°
Evening65°feels 63°
Overnight58°feels 56°
77 °
Acton, Monday, 19 October
Clear. High 77°, low 56°.
Pressure29.91 inHg
Wind1.2 mph NW
Humidity18%
Visibility6.2 mi
Dew point30°
Tue, 2076° / 51°0
Morning55°feels 53°
Afternoon76°feels 74°
Evening62°feels 61°
Overnight55°feels 54°
76 °
Acton, Tuesday, 20 October
Mostly clear. High 76°, low 51°.
Pressure29.88 inHg
Wind2 mph N
Humidity25%
Visibility6.2 mi
Dew point36°
Wed, 2164° / 47°0.63
Morning53°feels 51°
Afternoon54°feels 53°
Evening49°feels 49°
Overnight53°feels 52°
64 °
Acton, Wednesday, 21 October
Heavy rain. High 64°, low 47°.
Pressure29.88 inHg
Wind7.8 mph SW
Humidity48%
Visibility6.2 mi
Dew point44°
Thu, 2257° / 46°0.34
Morning49°feels 49°
Afternoon56°feels 55°
Evening53°feels 51°
Overnight47°feels 47°
57 °
Acton, Thursday, 22 October
Rain. High 57°, low 46°.
Pressure29.97 inHg
Wind13.2 mph SW
Humidity63%
Visibility—
Dew point43°
Fri, 2365° / 46°0
Morning49°feels 49°
Afternoon59°feels 58°
Evening60°feels 58°
Overnight49°feels 48°
65 °
Acton, Friday, 23 October
Clear. High 65°, low 46°.
Pressure30.06 inHg
Wind5.5 mph NE
Humidity57%
Visibility—
Dew point42°
Sat, 2470° / 51°0
Morning56°feels 54°
Afternoon66°feels 64°
Evening67°feels 64°
Overnight58°feels 56°
70 °
Acton, Saturday, 24 October
Clear. High 70°, low 51°.
Pressure30.09 inHg
Wind25.1 mph NE
Humidity34%
Visibility—
Dew point35°
Sun, 2573° / 57°0
Morning60°feels 58°
Afternoon68°feels 66°
Evening70°feels 67°
Overnight60°feels 57°
73 °
Acton, Sunday, 25 October
Clear. High 73°, low 57°.
Pressure29.97 inHg
Wind13.3 mph NE
Humidity27%
Visibility—
Dew point31°
Mon, 2674° / 55°0
Morning62°feels 59°
Afternoon73°feels 71°
Evening68°feels 66°
Overnight56°feels 54°
74 °
Acton, Monday, 26 October
Clear. High 74°, low 55°.
Pressure29.80 inHg
Wind13.8 mph SW
Humidity17%
Visibility—
Dew point24°
Tue, 2767° / 52°0
Morning55°feels 54°
Afternoon63°feels 61°
Evening62°feels 60°
Overnight52°feels 51°
67 °
Acton, Tuesday, 27 October
Overcast. High 67°, low 52°.
Pressure29.94 inHg
Wind10.4 mph SW
Humidity49%
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 Acton, 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.