Dumbarton in numbers
- Coordinates
- 39.3790, -76.7089
- Elevation
- 147 m above sea level
- Region
- Maryland
- Country
- United States, North America
- Capital
- Washington, D.C. — 61 km away
- Same name
- 6 more places in the world share this name
You can see the current local time of Dumbarton, Maryland, United States on this page, in the America/New_York zone (−5).
Dumbarton, United States
Sunday, 8 November 2026
UTC−5 · America/New_York
Local time in Dumbarton
UTC−5 · no daylight saving time
Dumbarton keeps America/New_York clock_time.
Sunrise 6:44 AM Solar noon 11:52 AM Sunset 5:00 PM Daylight 10 h 16 min Night 13 h 44 min Civil twilight 6:15 AM – 5:28 PM
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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.
Dumbarton sits under America/New_York, which puts local clocks at UTC−5. Daylight saving in use: No.
The sun rises here at 6:44 AM and sets at 5:00 PM in Dumbarton today. Daylight adds up to 10 h 16 min.
Look nearby and you will see Wellwood and Williamsburg on the same clock as Dumbarton.
12 postal codes are in use across Dumbarton.