Roslyn (NY) Sunshine Hours by Month

The amount of sunshine is fundamental to comprehending a place's climate. This page shows the total number of hours of direct sunlight per month and the average hours per day in Roslyn, New York State, United States of America. These values are calculated using 30 years of data (1990–2020) to ensure accuracy.

Monthly hours of sunshine

Those who love seasonal contrasts will appreciate Roslyn. Expect long, bright days with 271 hours in July and darker periods with just 141 hours in December. The total annual amount of sun is 2544 hours.

Daily hours of sunshine

Seasonal changes in sunshine hours are quite obvious in Roslyn. While July receives considerable daily sunshine with up to 9.0 hours, December marks the darkest time of the year, where sunshine is scarce with only 4.7 hours of sunlight per day.

Average percent of sunshine

On average the sun shines 63% of the time during the day in August, the highest percentage of any month. December has the lowest percentage at 48%.

Roslyn enjoys an average of 2544 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.

The climate in San Francisco, USA, includes 3072 hours of sunshine annually, thanks to its mild coastal weather.

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

June, Roslyn’s wettest month, receives 100 mm (3.9 in) of rainfall and has a maximum daytime temperature of 27°C (81°F). During the driest month November you can expect a temperature of 13°C (55°F).

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