Forecast Summary
The next few hours will be mostly clear, with today reaching 31°C and dropping to 17°C. The coming days will be hazy throughout the day.
Current Weather
19°
Mostly Clear
Feels Like
17°
Min
17°
Max
31°
Compared to Yesterday
Unlock Historical Data
Compare today's weather with yesterday's data and track temperature trends over time.
Hourly Forecast
Weather forecast for the next 48 hours.
UV Index
No protection needed
Humidity
Current air moisture level
Daylight Hours
11 hours 57 minutes of sunlight today
07:03
Sunrise
19:01
Sunset
Daily Forecast
Weather forecast for the next 8 days.
Today
Sunday
Monday
Tuesday
Wednesday
Thursday
Friday
Saturday
Air Quality Data Available
Upgrade to access real-time air quality data for Castaic.
Frequently asked questions about weather in Castaic
How warm does it get in Castaic?
The warmest month in Castaic is August, with average high temperatures of 31°C. The average temperature during this period is around 25°C.
How cold does it get in Castaic?
The coldest month in Castaic is December, with average low temperatures of 5°C. The average temperature during this period is around 10°C.
What is the wettest time of year in Castaic?
The wettest month in Castaic is January, with an average of 83mm of precipitation.
What is the driest time of year in Castaic?
The driest month in Castaic is July, with an average of 3mm of precipitation.
Does it snow in Castaic?
Yes, Castaic typically sees snowfall during January, February, March, and December.
Stay informed