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Altadena, CA Weather Forecast
Altadena, CA Weather Forecast Dated: 232 AM Sun Nov 08 2026
Expect a cool pattern with a mix of sun and clouds and occasional showers over the coming period. moderate humidity and no major pressure swings will dominate.
Sunday, November 8, 2026
Mid-Morning
65°F 18°C
Sunny
Mid-Afternoon
68°F 20°C
Sunny
Early-Evening
66°F 20°C
Clear
Pleasant near 68°F 20°C, sunny throughout the day, with increasing humidity and steady pressure.
Monday, November 9, 2026
Mid-Morning
64°F 18°C
Sunny
Mid-Afternoon
67°F 19°C
Cloudy
Early-Evening
66°F 19°C
Cloudy
Mildly cool near 67°F 19°C, sunny in the morning, cloudy in the afternoon, and overcast this evening, with steady humidity and steady pressure.
Tuesday, November 10, 2026
Mid-Morning
64°F 18°C
Partly Cloudy
Mid-Afternoon
68°F 20°C
Sunny
Early-Evening
66°F 19°C
Clear
Enjoyable around 68°F 20°C, partly cloudy in the morning, becoming sunny through the afternoon and evening, with steady humidity and steady pressure.
Wednesday, November 11, 2026
Mid-Morning
65°F 18°C
Sunny
Mid-Afternoon
68°F 20°C
Sunny
Early-Evening
67°F 20°C
Clear
Mild temperatures up to 68°F 20°C, sunny throughout the day, with steady humidity and steady pressure.
Thursday, November 12, 2026
Mid-Morning
63°F 17°C
Sunny
Mid-Afternoon
64°F 18°C
Sunny
Early-Evening
63°F 17°C
Clear
Refreshing around 64°F 18°C, sunny throughout the day, with increasing humidity and barometric pressure falling.
Friday, November 13, 2026
Mid-Morning
64°F 18°C
Cloudy
Mid-Afternoon
62°F 17°C
Cloudy
Early-Evening
61°F 16°C
Partly Cloudy
Mildly cool near 62°F 17°C, cloudy through the afternoon, turning partly cloudy this evening, with increasing humidity and steady pressure.
Saturday, November 14, 2026
Mid-Morning
59°F 15°C
Partly Cloudy
Mid-Afternoon
59°F 15°C
Scattered Showers
Early-Evening
54°F 12°C
Scattered Showers
Comfortable at 59°F 15°C, periods of heavy rain and gusty conditions, with increasing humidity and steady pressure.
Sunday, November 15, 2026
Mid-Morning
54°F 12°C
Partly Cloudy
Mid-Afternoon
54°F 12°C
Scattered Showers
Early-Evening
52°F 11°C
Scattered Showers
Crisp with a high near 54°F 12°C, scattered downpours possible, with increasing humidity and steady pressure.
Monday, November 16, 2026
Mid-Morning
53°F 11°C
Scattered Showers
Mid-Afternoon
51°F 10°C
Light Showers
Early-Evening
48°F 9°C
Heavy Rain Showers
Brisk around 51°F 10°C, locally heavy downpours at times, with increasing humidity and steady pressure. Winds out of the SE at 5 mph 9 km/h. Gusts up to 23 mph 36 km/h.
Tuesday, November 17, 2026
Mid-Morning
48°F 9°C
Scattered Showers
Mid-Afternoon
49°F 9°C
Scattered Showers
Early-Evening
45°F 7°C
Scattered Showers
Cool and brisk at 49°F 9°C, periods of heavy rain and gusty conditions, with increasing humidity and steady pressure.
Wednesday, November 18, 2026
Mid-Morning
47°F 8°C
Scattered Showers
Mid-Afternoon
47°F 8°C
Scattered Showers
Early-Evening
44°F 7°C
Scattered Showers
Chilly near 47°F 8°C, scattered downpours possible, with increasing humidity and steady pressure.
Thursday, November 19, 2026
Mid-Morning
48°F 9°C
Sunny
Mid-Afternoon
51°F 10°C
Partly Cloudy
Early-Evening
52°F 11°C
Partly Cloudy
Crisp with a high near 51°F 10°C, partly cloudy throughout the day, with steady humidity and steady pressure.
Friday, November 20, 2026
Mid-Morning
54°F 12°C
Partly Cloudy
Mid-Afternoon
51°F 11°C
Cloudy
Early-Evening
54°F 12°C
Cloudy
Brisk around 51°F 11°C, cloudy through the afternoon, turning overcast this evening, with increasing humidity and steady pressure.
Saturday, November 21, 2026
Mid-Morning
48°F 9°C
Scattered Showers
Mid-Afternoon
46°F 8°C
Heavy Rain
Early-Evening
45°F 7°C
Light Showers
Cool and brisk at 46°F 8°C, scattered downpours possible, with increasing humidity and steady pressure.
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Altadena, CA Weather Map
Altadena, CA 7 Day Weather
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