Oceanside (CA) Sunshine Hours by Month

To truly understand a climate, we must look at its sunshine. This page shows the total number of hours of direct sunlight per month and the average hours per day in Oceanside, California, United States of America. The figures are based on a 30-year period (1990–2020) to provide a reliable average.

Monthly hours of sunshine

Oceanside Nusa Penida experiences both sunny and cloudy or rainy periods, with some seasonal variation. It receives approximately 304 hours of sunshine in July and 230 hours in November, contributing to a total annual sunshine amount of 3069 hours.

Daily hours of sunshine

This means you can enjoy sunny spells year-round. July sees up to 10.1 hours of daily sunshine, perfect for a sunny trip. February, the least sunny month, still offers a generous 7.7 hours of sun despite this cloudier / rainier time of the year.

Average percent of sunshine

On average the sun shines 75% of the time during the day in January, the highest percentage of any month. June has the lowest percentage at 57%.

Oceanside enjoys an average of 3069 hours of sunshine annually. Let’s compare this with some popular tourist destinations:

Seville, Spain, enjoys an impressive 2920 hours of sunshine per year, making it an ideal destination even in winter.

In contrast, Brussels, Belgium, receives only about 1590 hours of sunshine per year, known for its frequently overcast and rainy skies.

Osaka, Japan, experiences 2010 hours of sunshine annually, with bright, sunny weather in spring and autumn.

Adelaide, Australia, enjoys 2770 hours of sunshine annually, with long, sunny summers.

December, Oceanside’s wettest month, receives 4.2 mm (0.2 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 21°C (70°F).

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