10-Day Weather Forecast - Castaic, CA

Sunny. Highs in the mid to upper 70s. Northeast winds 15 to 25 mph with gusts to 40 mph.

Mostly clear. Lows in the 50s to around 60. Northeast winds 15 to 25 mph with gusts to 40 mph.

Sunny. Highs in the mid to upper 70s. Northeast winds 15 to 25 mph with gusts to 40 mph.

Mostly clear. Lows in the 50s to around 60. Northeast winds 15 to 25 mph in the evening.

Sunny. Highs in the lower to mid 70s. Northeast winds 10 to 20 mph.

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

Sunny. Highs in the lower to mid 70s.

Mostly clear. Lows in the upper 40s to mid 50s.

Sunny. Highs in the lower to mid 70s.

Mostly clear. Lows in the upper 40s to mid 50s.

Sunny. Highs in the lower to mid 70s.

Mostly clear. Lows in the mid 40s to lower 50s.

Sunny. Highs in the lower 70s.

Partly cloudy. Low temperature around 52F. Dew point will be around 37F with an average humidity of 49%. Winds will be 4 mph from the SW.

Mostly sunny. High temperature around 63F. Dew point will be around 42F with an average humidity of 50%. Winds will be 7 mph from the SW.

Partly cloudy. Low temperature around 49F. Dew point will be around 45F with an average humidity of 76%. Winds will be 6 mph from the SW.

Partly cloudy. High temperature around 59F. Dew point will be around 44F with an average humidity of 63%. Winds will be 6 mph from the SW.

Clear. Low temperature around 45F. Dew point will be around 41F with an average humidity of 74%. Winds will be 4 mph from the SW.