South Yarmouth (MA) 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 South Yarmouth, Massachusetts, 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 South Yarmouth. Expect long, bright days with 301 hours in July and darker periods with just 147 hours in January. The total annual amount of sun is 2605 hours.

Daily hours of sunshine

Seasonal changes in sunshine hours are quite obvious in South Yarmouth. While July receives considerable daily sunshine with up to 10.0 hours, January marks the darkest time of the year, where sunshine is scarce with only 4.9 hours of sunlight per day.

South Yarmouth enjoys an average of 2605 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, Juneau, Alaska, receives only about 1523 hours of sunshine per year and is known for its very short days in winter and frequently overcast conditions.

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

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

December, South Yarmouth’s wettest month, receives 86 mm (3.4 in) of rainfall and has a maximum daytime temperature of 8°C (46°F). During the driest month August you can expect a temperature of 26°C (79°F).

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