Saint Helens (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 Saint Helens, Oregon, United States of America. The numbers reflect climate data gathered over a 30-year period, from 1990 to 2020.

Monthly hours of sunshine

If you're visiting Saint Helens, timing is key. In July, you can enjoy up to 332 hours of sunshine, while the shorter days of December provide just 64 hours. The total annual amount of sun is 2341 hours.

Daily hours of sunshine

In Saint Helens, summer days are longer and more sunny, with daily sunshine hours peaking at 11.1 hours in July. As the darker season arrives, the brightness of the sun becomes less. December sees a soft sun for only 2.1 hours per day.

Saint Helens enjoys an average of 2341 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, Tromsø , Norway, receives only about 1270 hours of sunshine per year, known for the polar night with no sunlight for weeks during winter.

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

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

December, Saint Helens’s wettest month, receives 14 mm (0.6 in) of rainfall and has a maximum daytime temperature of 7°C (45°F). During the driest month July you can expect a temperature of 27°C (81°F).

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