Average Monthly Sunshine hours in Williamstown (NJ)

This graph shows the average number of hours per month that Williamstown receives direct sunlight. The numbers are calculated over a 30-year period to provide a reliable average.

• On average, July is the sunniest month with 275 hours of sunshine.
• December has on average the lowest amount of sunshine with 140 hours.
• On average, the total annual amount of sun is 2500 hours.

Forecast: is it sunny in Williamstown (NJ)?

Sat   Nov 02

18°C | 6°C

N 14 km/h

almost clear and no rain

hourly forecast

Sun   Nov 03

15°C | 2°C

N 11 km/h

clear and no rain

hourly forecast

Mon   Nov 04

18°C | 3°C

SE 14 km/h

partly cloudy and no rain

hourly forecast

5-Day Forecast 10-Day Forecast