Average Monthly Sunshine in New Haven (CT)

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

Monthly hours of sunshine

Sunshine in New Haven varies greatly throughout the year. The sunniest month, July, reaches an impressive 293 hours, while November, the darkest month, offers only 139 hours. The total annual amount of sun is 2580 hours.

Daily hours of sunshine

Seasonal changes in sunshine hours are quite obvious. While July receives considerable daily sunshine with up to 9.8 hours, November marks the darkest time of the year, where sunshine is scarce with only 4.6 hours of sunlight per day.

New Haven’s total hours of sunshine compared to other major cities

New Haven enjoys an average of 2580 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, London, UK, receives only about 1659 hours of sunshine per year, known for its frequently overcast and rainy skies.

Osaka, Japan, experiences 2010 hours of sunshine annually, with bright, sunny weather in spring and autumn.

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

Other climate information

June, New Haven’s wettest month, receives 96 mm of rainfall and has a maximum daytime temperature of 25°C. During the driest month January you can expect a temperature of 4°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.