| National Weather Service Forecast for:
Altadena CA Issued by: National Weather Service Los Angeles/Oxnard, CA |
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| Updated: 6:41 pm PST Dec 17, 2025 | ||||||||||||||||||
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| Tonight |
Clear, with a low around 59. North northeast wind 5 to 10 mph, with gusts as high as 15 mph. |
| Thursday |
Sunny, with a high near 80. North northeast wind around 5 mph becoming west southwest in the afternoon. |
| Thursday Night |
Clear, with a low around 58. North northeast wind around 5 mph becoming calm after midnight. |
| Friday |
Sunny, with a high near 78. Calm wind becoming south southwest around 5 mph. |
| Friday Night |
Mostly clear, with a low around 54. East southeast wind around 5 mph becoming calm in the evening. |
| Saturday |
Mostly sunny, with a high near 73. |
| Saturday Night |
Mostly cloudy, with a low around 55. |
| Sunday |
Partly sunny, with a high near 72. |
| Sunday Night |
Mostly cloudy, with a low around 54. |
| Monday |
Mostly cloudy, with a high near 70. |
| Monday Night |
Mostly cloudy, with a low around 53. |
| Tuesday |
A chance of showers. Mostly cloudy, with a high near 66. |
| Tuesday Night |
Showers likely. Mostly cloudy, with a low around 54. |
| Wednesday |
Showers likely. Cloudy, with a high near 63. |
Forecast from NOAA-NWS for Altadena CA.
