Average Monthly Sunshine in Santa Rosa

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

Monthly hours of sunshine

If you're visiting Santa Rosa, timing is key. In January, you can enjoy up to 311 hours of sunshine, while the shorter days of June provide just 129 hours. The total annual amount of sun is 2535 hours.

Daily hours of sunshine

In Santa Rosa, summer days are longer and more sunny, with daily sunshine hours peaking at 10.4 hours in January. As the darker season arrives, the brightness of the sun becomes less. June sees a soft sun for only 4.3 hours per day.

Santa Rosa’s total hours of sunshine compared to other major cities

Santa Rosa enjoys an average of 2535 hours of sunshine annually. Let’s compare this with some popular tourist destinations:

The city of Rome, Italy, experiences 2470 hours of sunshine annually, adding to its charm as a year-round tourist destination.

In contrast, Tromsø , Norway, receives only about 1270 hours of sunshine per year, known for the polar night with no sunlight for weeks during winter.

Stockholm, Sweden, receives approximately 1907 hours of sunshine annually.

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

Other climate information

February, Santa Rosa’s wettest month, receives 84 mm of rainfall and has a maximum daytime temperature of 30°C. During the driest month June you can expect a temperature of 16°C.

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