Castaic, CA enjoys a warm Mediterranean climate with hot summers and mild winters. Average temperatures range from the low 50s in winter to the upper 90s in summer months. The area also experiences a dry season from June to October, while the wet season falls between November and April. Rainfall averages around 17 inches annually, with most of it falling during these wet months. Oftentimes, Castaic experiences prolonged stretches of dry weather during the summer months. Snowfall is rare, but occasionally occurs in higher elevations during the winter months.
Castaic, California gets 18 inches of rain, on average, per year. The US average is 38 inches of rain per year.
Castaic averages 0 inches of snow per year. The US average is 28 inches of snow per year.
On average, there are 283 sunny days per year in Castaic. The US average is 205 sunny days.
Castaic gets some kind of precipitation, on average, 34 days per year. Precipitation is rain, snow, sleet, or hail that falls to the ground. In order for precipitation to be counted you have to get at least .01 inches on the ground to measure.
Weather Highlights
Summer High: the July high is around 90 degrees
Winter Low: the January low is 46
Rain: averages 18 inches of rain a year
Snow: averages 0 inches of snow a year