Castaic (CA) Sunshine Hours by Month

The amount of sunshine is fundamental to comprehending a place's climate. This page shows the total number of hours of direct sunlight per month and the average hours per day in Castaic, California, United States of America. These averages rely on historical data collected over 30 years, from 1990 to 2020.

Monthly hours of sunshine

Those who love seasonal contrasts will appreciate Castaic. Expect long, bright days with 364 hours in July and darker periods with just 217 hours in November. The total annual amount of sun is 3257 hours.

Daily hours of sunshine

This means the city can be enjoyed more throughout the sunniest month of July under a blue sky, with approximately 12.1 hours of sunshine daily. In contrast, the city experiences much darker days in November, with only 7.2 hours of sunlight per day.

Average percent of sunshine

On average the sun shines 84% of the time during the day in August, the highest percentage of any month. May has the lowest percentage at 64%.

Castaic vs Major Cities: Sunshine Compared

Castaic enjoys an average of 3257 hours of sunshine annually. Let’s compare this with some popular tourist destinations:

In Barcelona, Spain, there are 2530 hours of sunshine annually and is a city that can be visited year-round.

In contrast, London, UK, receives only about 1659 hours of sunshine per year, known for its frequently overcast and rainy skies.

Vancouver, Canada, receives approximately 1940 hours of sunshine annually.

In Brisbane, Australia, the annual sunshine averages 2999 hours, making it one of Australia’s sunniest cities.

Related Climate Data for Castaic

December, Castaic’s wettest month, receives 0.2 mm (0.01 in) of rainfall and has a maximum daytime temperature of 18°C (64°F). During the driest month June you can expect a temperature of 31°C (88°F).

For more detailed insights into the city’s temperatures, check out our Temperature page. To explore more about precipitation patterns, visit our Castaic Precipitation page.