South Bay in numbers
- Coordinates
- 42.3464, -71.0713
- Region
- Massachusetts
- Country
- United States, North America
- Capital
- Washington, D.C. — 633 km away
- Same name
- 10 more places in the world share this name
The reading below is the local time in South Bay, Massachusetts, United States, taken from the America/New_York zone (−5).
South Bay, United States
Thursday, 5 November 2026
UTC−5 · America/New_York
Local time in South Bay
UTC−5 · no daylight saving time
What the clock shows right now in South Bay.
Sunrise 6:24 AM Solar noon 11:29 AM Sunset 4:35 PM Daylight 10 h 11 min Night 13 h 49 min Civil twilight 5:54 AM – 5:04 PM
Loading the current weather…
Weather data by Open-Meteo, updated every 30 minutes.
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.
Mail delivery in South Bay relies on 1 postal code.
South Bay follows America/New_York, giving it a UTC−5 offset. Does the zone observe daylight saving? No.
Today's schedule for South Bay: sunrise 6:24 AM, sunset 4:35 PM. That gives 10 h 11 min of daylight.
Close by, East Cambridge and Roxbury keep time with South Bay.