Lake Ronkonkoma in numbers
- Coordinates
- 40.8351, -73.1312
- Elevation
- 22 m above sea level
- Population
- 20 155
- Region
- New York
- Country
- United States, North America
- Capital
- Washington, D.C. — 397 km away
This is a live clock for Lake Ronkonkoma, New York, United States, showing local time in the America/New_York zone (−5).
Lake Ronkonkoma, United States
Monday, 9 November 2026
UTC−5 · America/New_York
Local time in Lake Ronkonkoma
UTC−5 · no daylight saving time
Lake Ronkonkoma keeps America/New_York clock_time.
Sunrise 6:34 AM Solar noon 11:38 AM Sunset 4:42 PM Daylight 10 h 08 min Night 13 h 52 min Civil twilight 6:05 AM – 5:11 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.
Postal codes tied to Lake Ronkonkoma number 12.
Local clocks in Lake Ronkonkoma follow the America/New_York zone, UTC−5. Do they shift for daylight saving? No.
Sunlight reaches Lake Ronkonkoma at 6:34 AM and fades after 4:42 PM today. The span is 10 h 08 min.
East Hauppauge and Lake Grove are near Lake Ronkonkoma and do not differ from it in time.