Average Monthly Sunshine in Rohnert Park (CA)

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

Monthly hours of sunshine

Those who love seasonal contrasts will appreciate Rohnert Park. Expect long, bright days with 310 hours in May and darker periods with just 160 hours in December. The total annual amount of sun is 3042 hours.

Daily hours of sunshine

In Rohnert Park, summer days are longer and more sunny, with daily sunshine hours peaking at 10.3 hours in May. As the darker season arrives, the brightness of the sun becomes less. December sees a soft sun for only 5.3 hours per day.

Rohnert Park’s total hours of sunshine compared to other major cities

Rohnert Park enjoys an average of 3042 hours of sunshine annually. Let’s compare this with some popular tourist destinations:

In Lisbon, Portugal, there are approximately 2801 hours of sunshine annually, highlighting its warm and sunny Mediterranean climate.

In contrast, Reykjavík, Iceland, receives only about 1330 hours of sunshine per year, known for its frequently overcast and rainy skies.

Boston, USA, enjoys 2629 hours of sunshine annually, with distinct seasons and many bright, sunny days.

Melbourne, Australia, has 2380 hours of sunshine annually, with its famous “four seasons in a day” weather pattern.

Other climate information

December, Rohnert Park’s wettest month, receives 4.1 mm of rainfall and has a maximum daytime temperature of 14°C. During the driest month August you can expect a temperature of 27°C.

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