Average Monthly Sunshine in Portland (OR)

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

Monthly hours of sunshine

Sunshine in Portland varies greatly throughout the year. The sunniest month, July, reaches an impressive 332 hours, while December, the darkest month, offers only 64 hours.

Daily hours of sunshine

For those who appreciate different seasons, Portland serves as an ideal destination. Expect longer, more sun-filled days in July with an average of 11.1 hours of sunshine daily, and embrace the darker days in December, offering only 2.1 hours of daily sunlight.

Portland’s total hours of sunshine compared to other major cities

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

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

Meanwhile, Buenos Aires, Argentina, enjoys a humid subtropical climate with 2520 hours of sunshine annually.

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

Other climate information

December, Portland’s wettest month, receives 11 mm of rainfall and has a maximum daytime temperature of 7°C. During the driest month August 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 Portland Precipitation page.