Average Monthly Sunshine in Winthrop (MA)

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

Monthly hours of sunshine

Sunshine in Winthrop varies greatly throughout the year. The sunniest month, May, reaches an impressive 301 hours, while December, the darkest month, offers only 141 hours. The total annual amount of sun is 2629 hours.

Daily hours of sunshine

Seasonal changes in sunshine hours are quite obvious. While May receives considerable daily sunshine with up to 10.0 hours, December marks the darkest time of the year, where sunshine is scarce with only 4.7 hours of sunlight per day.

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

Winthrop enjoys an average of 2629 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, Reykjavík, Iceland, receives only about 1330 hours of sunshine per year, known for its frequently overcast, dark winter and rainy skies.

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

In Brisbane, Australia, the annual sunshine averages 2999 hours, making it one of Australia’s sunniest cities.

Other climate information

December, Winthrop’s wettest month, receives 100 mm of snow/rainfall and has a maximum daytime temperature of 7°C. During the driest month September 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.