Acton, CA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Acton, a community in Los Angeles County, California.
Today
84°F
Sunny
Sunny, with a high near 84. West northwest wind 10 to 15 mph, with gusts as high as 20 mph.
7-day forecast for Acton
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 84°F | Sunny | 10 to 15 mph WNW | 0% |
| Tonight | 58°F | Partly Cloudy | 5 to 10 mph SSW | 0% |
| Sunday | 83°F | Mostly Sunny | 5 to 15 mph WNW | 0% |
| Sunday Night | 56°F | Partly Cloudy | 10 to 15 mph SW | 1% |
| Monday | 78°F | Sunny | 10 to 20 mph SW | 1% |
| Monday Night | 55°F | Mostly Clear | 5 to 15 mph SW | 0% |
| Tuesday | 80°F | Sunny | 5 to 10 mph WNW | 0% |
| Tuesday Night | 62°F | Clear | 0 to 10 mph N | 0% |
| Wednesday | 86°F | Sunny | 0 to 15 mph NE | 0% |
| Wednesday Night | 65°F | Clear | 0 to 10 mph ESE | 0% |
| Thursday | 88°F | Sunny | 0 to 15 mph ESE | 0% |
| Thursday Night | 65°F | Mostly Clear | 0 to 15 mph SSW | 0% |
| Friday | 86°F | Sunny | 0 to 15 mph SW | 2% |
| Friday Night | 63°F | Mostly Clear | 5 to 15 mph SSW | 1% |
Forecast source: National Weather Service (api.weather.gov) for Acton (34.496, -118.184). Updated through the day.
Growing snapshot for Acton
Last spring frost
Mar 10
First fall frost
Nov 19
Growing season
248 days
Hardiness zone
9a
More local growing data for Acton: nearby ZIP 93510 weather · frost dates · planting calendar · California frost dates
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Climate data from the nearest NOAA station, Palmdale, Ca (12.2 mi from Acton). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.