10-Day Weather Forecast - Castaic, CA

Mostly cloudy with a 20 percent chance of showers and thunderstorms. Highs 101 to 107.

Mostly cloudy. A 20 percent chance of showers in the evening. Lows in the 70s to around 80. Northwest winds 10 to 20 mph.

Partly cloudy. Highs 100 to 108. Southwest winds 10 to 20 mph in the afternoon.

Mostly clear. Lows in the upper 60s to mid 70s. Southwest winds 10 to 20 mph in the evening.

Sunny. Highs 96 to 102.

Clear. Lows in the lower to mid 60s.

Sunny. Highs in the upper 80s to mid 90s.

Clear. Lows around 60.

Sunny. Highs in the mid to upper 80s.

Mostly clear. A 20 percent chance of showers after midnight. Lows in the mid to upper 50s.

Partly cloudy with a 20 percent chance of showers. Highs in the mid to upper 80s.

Partly cloudy in the evening then mostly cloudy. A 20 percent chance of showers. Lows in the upper 50s to mid 60s.

Partly cloudy with a 20 percent chance of showers. Highs in the mid 80s to around 90.

Partly cloudy. Low temperature around 66F. Dew point will be around 57F with an average humidity of 63%. Winds will be 2 mph from the N.

Mostly sunny. High temperature around 85F. Dew point will be around 61F with an average humidity of 51%. Winds will be 2 mph from the SW.

Clear. Low temperature around 66F. Dew point will be around 57F with an average humidity of 61%. Winds will be 2 mph from the N.

Sunny. High temperature around 88F. Dew point will be around 59F with an average humidity of 46%. Winds will be 2 mph from the SW.

Clear. Low temperature around 67F. Dew point will be around 57F with an average humidity of 58%. Winds will be 2 mph from the SW.