Current conditions at

ACTON (ATNC1)

Lat: 34.44639° N Lon: 118.1968° W Elev: 2600.0 ft.

NA

43°F

6°C

Humidity 52%
Wind Speed NE 0 MPH
Barometer NA
Dewpoint 26°F (-3°C)
Visibility NA
Last update 13 Oct 10:54 PM PDT
Detailed forecast for

Western San Gabriel Mountains and Highway 14 Corridor

Tonight
Clear. Lows in the 40s to lower 50s. Northeast winds 15 to 25 mph.
Wednesday
Sunny. Highs from the 70s at low elevations to the mid 60s to around 70 at high elevations. Northeast winds 15 to 25 mph with gusts to 35 mph.
Wednesday Night
Clear. Lows in the upper 40s and 50s. Northeast winds 15 to 25 mph. Gusts to 35 mph after midnight.
Thursday
Sunny. Highs from the mid 70s to lower 80s at low elevations to the mid 60s to lower 70s at high elevations. Northeast winds 20 to 30 mph with gusts to 40 mph increasing to 25 to 40 mph with gusts to 50 mph in the afternoon. Gusts to 55 mph.
Thursday Night
Clear. Lows in the mid 50s to mid 60s. Northeast winds 25 to 40 mph with gusts to 55 mph.
Friday
Sunny. Highs from the upper 70s to mid 80s at low elevations to the upper 60s to mid 70s at high elevations.
Friday Night
Clear. Lows in the mid 50s to mid 60s.
Saturday
Sunny. Highs from the upper 70s to mid 80s at low elevations to the upper 60s to mid 70s at high elevations.
Saturday Night
Clear. Lows in the 50s to lower 60s.
Sunday
Sunny. Highs from the mid 70s to lower 80s at low elevations to the mid 60s to mid 70s at high elevations.
Sunday Night
Clear. Lows in the 50s to around 60.
Monday
Sunny. Highs from the mid 70s to around 80 at low elevations to the mid 60s to lower 70s at high elevations.
Monday Night
Clear. Lows in the mid 40s to mid 50s.
Tuesday
Sunny. A slight chance of showers in the afternoon. Highs from the mid 60s to around 70 at low elevations to the mid 50s to around 60 at high elevations.



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559 PM PDT Tue Oct 13 2026
 
 

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