Average Monthly Sunshine in Mount Vernon (WA)

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

Monthly hours of sunshine

Seasonal sunshine in Mount Vernon varies. It peaks at 281 hours in July and drops to 61 hours in November. The total annual amount of sun is 1876 hours.

Daily hours of sunshine

Summer days are longer and more sunny, with daily sunshine hours peaking at 9.4 hours in July. As the darker season arrives, the brightness of the sun becomes less. November sees a soft sun for only 2.0 hours.

Mount Vernon’s total hours of sunshine compared to other major cities

Mount Vernon enjoys an average of 1876 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, Brussels, UK, receives only about 1590 hours of sunshine per year, known for its frequently overcast and rainy skies.

In Seoul, South Korea, there are approximately 2133 hours of sunshine per year, mostly during spring and autumn.

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

Other climate information

November, Mount Vernon’s wettest month, receives 27 mm of rainfall and has a maximum daytime temperature of 10°C. During the driest month July you can expect a temperature of 23°C.

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