National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

LOS ANGELES DOWNTOWN (FHMC1)

Lat: 34.06778°NLon: 118.24167°WElev: 413.0ft.

NA

60°F

16°C

Humidity 82%
Wind Speed N 3 MPH
Barometer NA
Dewpoint 55°F (13°C)
Visibility NA
Last update 08 Apr 12:10 AM PDT
Extended Forecast for

Altadena CA

  • Overnight

    Overnight: Clear, with a low around 57. Calm wind.

    Low: 57 °F

    Clear

  • Wednesday

    Wednesday: Sunny, with a high near 80. Light and variable wind becoming southwest 5 to 10 mph in the afternoon.

    High: 80 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 58. West southwest wind 5 to 10 mph becoming light in the evening.

    Low: 58 °F

    Mostly Clear

  • Thursday

    Thursday: Partly sunny, with a high near 76. Light and variable wind becoming west southwest 5 to 10 mph in the afternoon.

    High: 76 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 56. Southwest wind around 5 mph becoming calm in the evening.

    Low: 56 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 72.

    High: 72 °F

    Mostly Sunny

  • Friday Night

    Friday Night: A chance of rain and thunderstorms before 11pm, then rain likely between 11pm and 2am, then rain likely and possibly a thunderstorm after 2am. Mostly cloudy, with a low around 54. Chance of precipitation is 70%.

    Low: 54 °F

    Rain Likely

  • Saturday

    Saturday: Rain likely, with thunderstorms also possible after 11am. Mostly cloudy, with a high near 65.

    High: 65 °F

    Rain Likely

  • Saturday Night

    Saturday Night: A chance of rain. Mostly cloudy, with a low around 52.

    Low: 52 °F

    Chance Rain

Detailed Forecast

Overnight
Clear, with a low around 57. Calm wind.
Wednesday
Sunny, with a high near 80. Light and variable wind becoming southwest 5 to 10 mph in the afternoon.
Wednesday Night
Mostly clear, with a low around 58. West southwest wind 5 to 10 mph becoming light in the evening.
Thursday
Partly sunny, with a high near 76. Light and variable wind becoming west southwest 5 to 10 mph in the afternoon.
Thursday Night
Partly cloudy, with a low around 56. Southwest wind around 5 mph becoming calm in the evening.
Friday
Mostly sunny, with a high near 72.
Friday Night
A chance of rain and thunderstorms before 11pm, then rain likely between 11pm and 2am, then rain likely and possibly a thunderstorm after 2am. Mostly cloudy, with a low around 54. Chance of precipitation is 70%.
Saturday
Rain likely, with thunderstorms also possible after 11am. Mostly cloudy, with a high near 65.
Saturday Night
A chance of rain. Mostly cloudy, with a low around 52.
Sunday
A chance of rain. Partly sunny, with a high near 64.
Sunday Night
A slight chance of rain. Partly cloudy, with a low around 49.
Monday
Sunny, with a high near 69.
Monday Night
Mostly clear, with a low around 50.
Tuesday
Sunny, with a high near 75.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Altadena CA
 34.18°N 118.14°W (Elev. 1253 ft)
Last Update:
11:27 pm PDT Apr 7, 2026
Forecast Valid:
12am PDT Apr 8, 2026-6pm PDT Apr 14, 2026
 
Forecast Discussion
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation