Average Monthly Sunshine in San Francisco

The graphs on this page shows the average number of hours per month and per day that San Francisco receives direct sunlight. The numbers are calculated over a 30-year period to provide a reliable average.

Monthly hours of sunshine

Seasonal sunshine in San Francisco varies. It peaks at 348 hours in July and drops to 164 hours in December. The total annual amount of sun is 2910 hours.

Daily hours of sunshine

For those who appreciate different seasons, the city serves as an ideal destination. Expect longer, more sun-filled days in July with an average of 11.6 hours of sunshine daily, and embrace the darker days in December, offering only 5.5 hours of daily sunlight.

San Francisco’s total hours of sunshine compared to other major cities

San Francisco enjoys an average of 2910 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, Dublin, Ireland, receives only about 1440 hours of sunshine per year, known for its frequently overcast and rainy skies.

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

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

Other climate information

December, San Francisco’s wettest month, receives 4.9 mm of rainfall and has a maximum daytime temperature of 17°C. During the driest month July you can expect a temperature of 28°C.

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