Williamstown in numbers
- Coordinates
- 39.9792, -80.0409
- Elevation
- 256 m above sea level
- Region
- Pennsylvania
- Country
- United States, North America
- Capital
- Washington, D.C. — 285 km away
- Same name
- 25 more places in the world share this name
What time is it in Williamstown, Pennsylvania, United States
Below you can see what the time is in Williamstown, Pennsylvania, United States now, in the America/New_York zone (−4).
Williamstown, United States
Saturday, 31 October 2026
UTC−4 · America/New_York
Local time in Williamstown
UTC−4 · daylight saving time is active
Local time in Williamstown, Pennsylvania.
The sun today
Sunrise 7:49 AM Solar noon 1:05 PM Sunset 6:21 PM Daylight 10 h 32 min Night 13 h 28 min Civil twilight 7:21 AM – 6:49 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 Pennsylvania
- Philadelphia 1 573 916
- Pittsburgh 304 391
- Allentown 120 207
- Erie 99 475
- Reading 87 879
- Scranton 77 118
Other places named Williamstown
- Williamstown New Jersey, United States
- Williamstown Victoria, Australia
- Williamstown Massachusetts, United States
- Williamstown Kentucky, United States
- Williamstown West Virginia, United States
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
- Teagarden Homes — 0.8 km
- Pitt Gas — 1.1 km
- Braden Plan — 1.2 km
- Burson Plan — 1.5 km
- Besco — 1.6 km
- East Millsboro — 4.1 km
Time and daylight in Williamstown
Williamstown spans 9 postal codes.
Local time in Williamstown is governed by America/New_York at UTC−4. Daylight saving observed: Yes.
Sunrise comes to Williamstown at 7:49 AM and sunset at 6:21 PM today. Together that makes 10 h 32 min of light.
Williamstown and nearby Teagarden Homes and Pitt Gas are never an hour apart.
Questions and answers
- What is the correct time zone for Williamstown?
- The correct time zone for Williamstown is America/New_York, with an offset of −4.
- Do people in Williamstown set their clocks forward in spring?
- Daylight saving in Williamstown: Yes.
- When should I expect the sun to set in Williamstown?
- Expect it at 6:21 PM.