Current conditions at
ACTON (ATNC1)
Lat: 34.44639°NLon: 118.1968°WElev: 2600.0ft.NA
44°F
7°C
| Humidity | 87% |
| Wind Speed | NE 4 MPH |
| Barometer | NA |
| Dewpoint | 40°F (4°C) |
| Visibility | NA |
| Wind Chill | 42°F (6°C) |
| Last update | 14 Apr 11:54 PM PDT |
Extended Forecast for
9 Miles NNW Altadena CA
Overnight

Low: 42 °F
Clear
Wednesday

High: 61 °F
Sunny
Wednesday Night

Low: 45 °F
Mostly Clear
Thursday

High: 62 °F
Mostly Sunny
Thursday Night
Low: 41 °F
Mostly Clear
then Clear
and BreezyFriday

High: 63 °F
Sunny and
BreezyFriday Night

Low: 46 °F
Mostly Clear
Saturday

High: 69 °F
Mostly Sunny
Saturday Night

Low: 49 °F
Partly Cloudy
Detailed Forecast
Overnight
Clear, with a low around 42. Northwest wind 5 to 10 mph.
Wednesday
Sunny, with a high near 61. Northwest wind 5 to 15 mph becoming south southwest in the morning. Winds could gust as high as 20 mph.
Wednesday Night
Mostly clear, with a low around 45. West wind 5 to 15 mph, with gusts as high as 20 mph.
Thursday
Mostly sunny, with a high near 62. West wind 5 to 15 mph, with gusts as high as 25 mph.
Thursday Night
Mostly clear, with a low around 41. Breezy, with a west northwest wind 10 to 15 mph becoming north northeast 15 to 20 mph after midnight. Winds could gust as high as 30 mph.
Friday
Sunny, with a high near 63. Breezy.
Friday Night
Mostly clear, with a low around 46.
Saturday
Mostly sunny, with a high near 69.
Saturday Night
Partly cloudy, with a low around 49.
Sunday
Mostly sunny, with a high near 70.
Sunday Night
Mostly clear, with a low around 44.
Monday
Sunny, with a high near 64. Breezy.
Monday Night
A slight chance of rain. Partly cloudy, with a low around 45. Breezy.
Tuesday
A slight chance of rain. Mostly sunny, with a high near 61. Breezy.
Additional Forecasts and Information
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ABOUT THIS FORECAST
Point Forecast:
9 Miles NNW Altadena CA
34.31°N 118.19°W (Elev. 4052 ft)
34.31°N 118.19°W (Elev. 4052 ft)
11:27 pm PDT Apr 14, 2026
12am PDT Apr 15, 2026-6pm PDT Apr 21, 2026


