Average Monthly Sunshine in Williamstown (NJ)
The graphs on this page shows the average number of hours per month and per day that Williamstown receives direct sunlight. The numbers are calculated over a 30-year period to provide a reliable average.
Monthly hours of sunshine
Those who love seasonal contrasts will appreciate Williamstown. Expect long, bright days with 275 hours in July and darker periods with just 140 hours in December. The total annual amount of sun is 2500 hours.
Daily hours of sunshine
Summer days are longer and more sunny, with daily sunshine hours peaking at 9.2 hours in July. As the darker season arrives, the brightness of the sun becomes less. December sees a soft sun for only 4.7 hours.
Williamstown’s total hours of sunshine compared to other major cities
Williamstown enjoys an average of 2500 hours of sunshine annually. Let’s compare this with some popular tourist destinations:
Seville, Spain, enjoys an impressive 2920 hours of sunshine per year, making it an ideal destination even in winter.
In contrast, London, UK, receives only about 1659 hours of sunshine per year, known for its frequently overcast and rainy skies.
Meanwhile, Buenos Aires, Argentina, enjoys a humid subtropical climate with 2520 hours of sunshine annually.
In Tokyo, Japan, the average annual sunshine is 1930 hours, with sunny periods between rainy seasons.
Other climate information
June, Williamstown’s wettest month, receives 116 mm of rainfall and has a maximum daytime temperature of 29°C. During the driest month February you can expect a temperature of 6°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.
Forecast: is it sunny in Williamstown (NJ)?
clear and no rain
partly cloudy and no rain
partly cloudy and snow