Holtsville in numbers
- Coordinates
- 40.8154, -73.0451
- Population
- 19 714
- Region
- New York
- Country
- United States, North America
- Capital
- Washington, D.C. — 402 km away
- Same name
- 1 more places in the world share this name
The page gives the present local time in Holtsville, New York, United States, whose time zone is America/New_York (−5).
Holtsville, United States
Monday, 9 November 2026
UTC−5 · America/New_York
Local time in Holtsville
UTC−5 · no daylight saving time
Holtsville keeps America/New_York clock_time.
Sunrise 6:33 AM Solar noon 11:37 AM Sunset 4:41 PM Daylight 10 h 08 min Night 13 h 52 min Civil twilight 6:04 AM – 5:10 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.
Nearby Farmingville and Holbrook follow the same clock as Holtsville.
3 postal codes divide Holtsville.
Holtsville is served by the America/New_York time zone, offset UTC−5. Daylight saving time applies: No.
Today Holtsville gets sunrise at 6:33 AM and sunset at 4:41 PM. That leaves 10 h 08 min of daylight.