Williamstown in numbers
- Coordinates
- 39.6862, -74.9952
- Population
- 15 567
- Region
- New Jersey
- Country
- United States, North America
- Capital
- Washington, D.C. — 196 km away
- Same name
- 25 more places in the world share this name
What time is it in Williamstown, New Jersey, United States
The exact time in Williamstown, New Jersey, United States is given here, for the America/New_York time zone (−4).
Williamstown, United States
Wednesday, 28 October 2026
UTC−4 · America/New_York
Local time in Williamstown
UTC−4 · daylight saving time is active
What the clock shows right now in Williamstown.
The sun today
Sunrise 7:25 AM Solar noon 12:45 PM Sunset 6:05 PM Daylight 10 h 40 min Night 13 h 20 min Civil twilight 6:57 AM – 6:32 PM
Weather in Williamstown right now
Loading the current weather…
Weather data by Open-Meteo, updated every 30 minutes.
Williamstown and its neighbours
Postal codes
- 01267
- 05679
- 08094
- 13493
- 17098
- 26187
- 41097
- 45897
- 63473
Postal codes come from the free GeoNames dataset. Where a code is listed with a distance, it belongs to a nearby settlement — GeoNames spells that name differently from ours.
Largest cities in New Jersey
Other places named Williamstown
- Williamstown Victoria, Australia
- Williamstown Massachusetts, United States
- Williamstown Kentucky, United States
- Williamstown West Virginia, United States
- Williamstown South Australia, Australia
Same time zone — America/New_York
- New York City United States
- Brooklyn United States
- Queens United States
- Philadelphia United States
- Manhattan United States
- The Bronx United States
Nearby places
- Downer — 4.9 km
- Andrews — 5.2 km
- Cecil — 5.9 km
- Borough Of Clayton — 7.6 km
- Dicktown — 7.9 km
- Clayton — 8.8 km
Williamstown: clock, sun and surroundings
Set your clock for Williamstown and it will also be right in Downer and Andrews.
The postal code count for Williamstown is 9.
Local time in Williamstown comes from the America/New_York zone, UTC−4. Daylight saving time: Yes.
Williamstown sees first light at 7:25 AM today and the sun sets at 6:05 PM. Daylight totals 10 h 40 min.
Questions and answers
- Do you know which time zone Williamstown uses?
- Williamstown uses the America/New_York time zone, with an offset of −4.
- Does Williamstown take part in daylight saving time?
- Daylight saving time in Williamstown: Yes.
- How late in the morning does the sun rise in Williamstown?
- It rises at 7:25 AM.