Williamsville (NY) Sunshine Hours by Month

Sunshine plays a big role in understanding the climate of a city. This page shows the total number of hours of direct sunlight per month and the average hours per day in Williamsville, 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

Seasonal sunshine in Williamsville varies. It peaks at 307 hours in July and drops to 68 hours in December. The total annual amount of sun is 2211 hours.

Daily hours of sunshine

For those who appreciate different seasons, Williamsville serves as an ideal destination. Expect longer, more sun-filled days in July with an average of 10.2 hours of sunshine daily, and embrace the darker days in December, offering only 2.3 hours of daily sunlight.

Average percent of sunshine

On average the sun shines 66% of the time during the day in July, the highest percentage of any month. December has the lowest percentage at 25%.

Williamsville enjoys an average of 2211 hours of sunshine annually. Let’s compare this with some popular tourist destinations:

Athens, Greece, enjoys 2769 hours of sunshine each year, making it one of the sunniest destinations in the Mediterranean region.

In contrast, Tromsø , Norway, receives only about 1270 hours of sunshine per year, known for the polar night with no sunlight for weeks during winter.

In Seoul, South Korea, there are approximately 2133 hours of sunshine per year, mostly during spring and autumn.

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

October, Williamsville’s wettest month, receives 92 mm (3.6 in) of rainfall and has a maximum daytime temperature of 15°C (59°F). During the driest month February you can expect a temperature of -1°C (30°F).

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