Average Monthly Sunshine in Somerville (MA)

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

Monthly hours of sunshine

If you're visiting Somerville, timing is key. In May, you can enjoy up to 301 hours of sunshine, while the less sunny days of December provide just 141 hours. The total annual amount of sun is 2629 hours.

Daily hours of sunshine

For those who appreciate different seasons, the city serves as an ideal destination. Expect longer, more sun-filled days in May with an average of 10.0 hours of sunshine daily, and embrace the darker days in December, offering only 4.7 hours of daily sunlight.

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

Somerville enjoys an average of 2629 hours of sunshine annually. Let’s compare this with some popular tourist destinations:

In Barcelona, Spain, there are 2530 hours of sunshine annually and is a city that can be visited year-round.

In contrast, Reykjavík, Iceland, receives only about 1330 hours of sunshine per year, known for its frequently overcast, dark winter and rainy skies.

Stockholm, Sweden, receives approximately 1907 hours of sunshine annually.

Adelaide, Australia, enjoys 2770 hours of sunshine annually, with long, sunny summers.

Other climate information

December, Somerville’s wettest month, receives 101 mm of snow/rainfall and has a maximum daytime temperature of 6°C. During the driest month September you can expect a temperature of 24°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.