10-day forecast for Altadena, CA: 50° to 79°, with precipitation expected on 1 day. The table below breaks each day into morning, afternoon, evening and overnight.
79°
Best day: Monday, November 9
60° · 0.26 in
Worst day: Thursday, November 12
Tap any day below to see morning, afternoon, evening and overnight.
Wed, 0473° / 50°0
Morning61°feels 59°
Afternoon73°feels 73°
Evening57°feels 56°
Overnight51°feels 49°
73 °
Altadena, Wednesday, 4 November
Clear. High 73°, low 50°.
Pressure29.94 inHg
Wind4.3 mph SW
Humidity64%
Visibility6.2 mi
Dew point50°
Thu, 0569° / 51°0
Morning62°feels 61°
Afternoon68°feels 67°
Evening52°feels 49°
Overnight53°feels 51°
69 °
Altadena, Thursday, 5 November
Clear. High 69°, low 51°.
Pressure30.00 inHg
Wind4.8 mph SW
Humidity43%
Visibility6.2 mi
Dew point45°
Fri, 0672° / 51°0
Morning62°feels 60°
Afternoon72°feels 70°
Evening56°feels 54°
Overnight52°feels 49°
72 °
Altadena, Friday, 6 November
Clear. High 72°, low 51°.
Pressure30.03 inHg
Wind3.2 mph E
Humidity30%
Visibility6.2 mi
Dew point37°
Sat, 0775° / 51°0
Morning62°feels 59°
Afternoon73°feels 71°
Evening68°feels 66°
Overnight52°feels 49°
75 °
Altadena, Saturday, 7 November
Clear. High 75°, low 51°.
Pressure30.03 inHg
Wind2.1 mph SW
Humidity25%
Visibility6.2 mi
Dew point36°
Sun, 0877° / 58°0
Morning65°feels 63°
Afternoon75°feels 74°
Evening70°feels 69°
Overnight59°feels 56°
77 °
Altadena, Sunday, 8 November
Clear. High 77°, low 58°.
Pressure30.09 inHg
Wind6.5 mph NE
Humidity24%
Visibility—
Dew point35°
Mon, 0979° / 63°0
Morning69°feels 67°
Afternoon76°feels 74°
Evening74°feels 72°
Overnight66°feels 64°
79 °
Altadena, Monday, 9 November
Clear. High 79°, low 63°.
Pressure30.03 inHg
Wind7.1 mph S
Humidity21%
Visibility—
Dew point32°
Tue, 1074° / 63°0
Morning66°feels 64°
Afternoon71°feels 70°
Evening69°feels 68°
Overnight63°feels 62°
74 °
Altadena, Tuesday, 10 November
Overcast. High 74°, low 63°.
Pressure30.03 inHg
Wind8.2 mph S
Humidity35%
Visibility—
Dew point41°
Wed, 1173° / 61°0
Morning64°feels 63°
Afternoon71°feels 70°
Evening68°feels 67°
Overnight61°feels 60°
73 °
Altadena, Wednesday, 11 November
Clear. High 73°, low 61°.
Pressure30.03 inHg
Wind7.6 mph SW
Humidity44%
Visibility—
Dew point47°
Thu, 1260° / 56°0.26
Morning60°feels 60°
Afternoon60°feels 59°
Evening59°feels 58°
Overnight57°feels 56°
60 °
Altadena, Thursday, 12 November
Light rain. High 60°, low 56°.
Pressure29.88 inHg
Wind8.5 mph SE
Humidity90%
Visibility—
Dew point57°
About this forecast
How reliable is a 10-day forecast?
The first 3–5 days are the most reliable, typically within 2–4°. From day six to ten the models show the trend: the direction of change is right more often than the exact numbers.
What does the time-of-day table show?
Temperature in Altadena, CA around 8am, 2pm, 8pm and 2am each day — handy for planning a walk, a drive or work outdoors.
How is the best day chosen?
We weigh the daytime high against precipitation: a warm, dry day scores highest.