10-Day Weather Forecast - Altadena, CA

Mostly cloudy. A 50 percent chance of rain in the afternoon. Highs in the upper 60s to mid 70s. Southwest winds around 15 mph in the afternoon.

Rain likely in the evening becoming partly cloudy after midnight. Lows in the mid 40s to lower 50s. Southwest winds around 15 mph in the evening. Chance of precipitation 70 percent.

Sunny. Highs in the upper 60s to mid 70s.

Mostly clear. Lows in the lower 50s.

Sunny. Highs in the mid 70s.

Partly cloudy. Lows in the mid 50s.

Partly cloudy. Highs in the lower to mid 70s.

Partly cloudy. Lows in the lower to mid 50s.

Mostly cloudy with a 20 percent chance of rain. Highs in the mid 60s to around 70.

Mostly cloudy. Lows in the lower to mid 50s.

Mostly cloudy in the morning then partly cloudy. Highs around 70.

Partly cloudy. Lows in the lower to mid 50s.

Mostly cloudy in the morning then partly cloudy. Highs in the upper 60s to mid 70s.

Partly cloudy. Low temperature around 52F. Dew point will be around 49F with an average humidity of 81%. Winds will be 3 mph from the SW.

Mostly cloudy. High temperature around 64F. Dew point will be around 51F with an average humidity of 71%. Winds will be 4 mph from the SW.

Clear. Low temperature around 53F. Dew point will be around 49F with an average humidity of 78%. Winds will be 3 mph from the SW.

Mostly cloudy. High temperature around 66F. Dew point will be around 51F with an average humidity of 68%. Winds will be 4 mph from the SW.

Mostly clear. Low temperature around 54F. Dew point will be around 50F with an average humidity of 77%. Winds will be 3 mph from the SW.