Portland (OR) Sunshine Hours by Month

When exploring climate, sunlight hours tell an important story. This page shows the total number of hours of direct sunlight per month and the average hours per day in Portland, Oregon, United States of America. The figures are based on a 30-year period (1990–2020) to provide a reliable average.

Monthly hours of sunshine

Those who love seasonal contrasts will appreciate Portland. Expect long, bright days with 332 hours in July and darker periods with just 64 hours in December. The total annual amount of sun is 2341 hours.

Daily hours of sunshine

Seasonal changes in sunshine hours are quite obvious in Portland. While July receives considerable daily sunshine with up to 11.1 hours, December marks the darkest time of the year, where sunshine is scarce with only 2.1 hours of sunlight per day.

Portland vs Major Cities: Sunshine Compared

Portland enjoys an average of 2341 hours of sunshine annually. Let’s compare this with some popular tourist destinations:

Athens, Greece, enjoys 2769 hours of sunshine each year, making it one of the sunniest destinations in the Mediterranean region.

In contrast, London, UK, receives only about 1659 hours of sunshine per year, known for its frequently overcast and rainy skies.

Beijing, China, has 2505 hours of sunshine annually, with clear, sunny days in winter.

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

Related Climate Data for Portland

December, Portland’s wettest month, receives 11 mm (0.4 in) of rainfall and has a maximum daytime temperature of 7°C (45°F). During the driest month August you can expect a temperature of 28°C (82°F).

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