10-Day Weather Forecast - Altadena, CA

Sunny. Highs in the lower to mid 80s.

Clear. Lows in the mid 40s to mid 50s.

Sunny. Highs in the lower to mid 80s.

Clear. Lows in the upper 30s and 40s except the lower to mid 50s in the hills.

Sunny. Highs in the lower to mid 80s.

Clear. Lows in the mid 40s to mid 50s.

Sunny. Highs in the lower to mid 80s.

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

Sunny. Highs in the mid to upper 70s.

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

Sunny. Highs in the mid 70s.

Mostly clear in the evening then areas of low clouds and fog. Lows in the lower 50s.

Low clouds and fog in the morning then partly cloudy. Highs in the mid 70s.

Partly cloudy. Low temperature around 56F. Dew point will be around 41F with an average humidity of 53%. Winds will be 2 mph from the SE.

Mostly sunny. High temperature around 62F. Dew point will be around 46F with an average humidity of 59%. Winds will be 4 mph from the S.

Partly cloudy. Low temperature around 53F. Dew point will be around 47F with an average humidity of 74%. Winds will be 3 mph from the S.

Cloudy. High temperature around 59F. Dew point will be around 47F with an average humidity of 68%. Winds will be 4 mph from the S.

Partly cloudy. Low temperature around 51F. Dew point will be around 43F with an average humidity of 71%. Winds will be 2 mph from the S.