Weather in Williamstown, New Jersey
Live weather conditions. Source: Open-Meteo
Updated May 24, 2026 · 05:17 PM ET · Refreshes every hour
61°F
Overcast
Feels like 62°F
94%
Humidity
6 mph
Wind Speed
About Weather in Williamstown
Williamstown is located in New Jersey (coordinates: 39.684201°N, 74.968674°W). Weather data is sourced from Open-Meteo, a free and open meteorological API using data from national weather services including NOAA.
All temperatures are displayed in Fahrenheit. Wind speed is in miles per hour.