Oakland (CA) Sunshine Hours by Month

Sunshine is key to understanding how a place experiences its seasons. This page shows the total number of hours of direct sunlight per month and the average hours per day in Oakland, California, United States of America. These values are calculated using 30 years of data (1990–2020) to ensure accuracy.

Monthly hours of sunshine

Sunshine in Oakland varies greatly throughout the year. The sunniest month, May, reaches an impressive 324 hours, while December, the darkest month, offers only 160 hours. The total annual amount of sun is 3058 hours.

Daily hours of sunshine

Seasonal changes in sunshine hours are quite obvious in Oakland. While May receives considerable daily sunshine with up to 10.8 hours, December marks the darkest time of the year, where sunshine is scarce with only 5.3 hours of sunlight per day.

Average percent of sunshine

On average the sun shines 78% of the time during the day in April, the highest percentage of any month. December has the lowest percentage at 54%.

Oakland enjoys an average of 3058 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.

Manchester, UK, experiences just around 1420 hours of sunshine annually.

Oslo, Norway, receives approximately 1690 hours of sunshine annually.

Perth, Australia, enjoys 3180 hours of sunshine annually, the highest among major Australian cities.

December, Oakland’s wettest month, receives 3.3 mm (0.1 in) of rainfall and has a maximum daytime temperature of 15°C (59°F). During the driest month August you can expect a temperature of 23°C (73°F).

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