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Time.is

Time in Stony Brook, New York State, United States now

03:51:00

Tuesday March 10 2026 week 11

Stony Brook switched to daylight saving time at 02:00 on Sunday March 8. The time was set one hour forward.
Sun: ↑ 07:12 ↓ 18:54 (11h 42m) - More info - Make Stony Brook time default - Add to favorite locations

Time zone info for Stony Brook

UTC -4

Eastern Time (ET)
always same time as New York

From 1 November 2026: UTC -5 / Eastern Standard Time (EST)
The IANA time zone identifier for Stony Brook is America/New_York.

Sunday March 8 2026

Latest change: Summer time started

Switched to UTC -4 / Eastern Daylight Time (EDT).
The time was set forward one hour from 02:00 to 03:00 local time.

Sunday November 1 2026

Next change: Winter time starts

Switching to UTC -5 / Eastern Standard Time (EST).
The time will be set back one hour from 02:00 to 01:00 local time.

Time difference
from Stony Brook

Los Angeles	−3 hours	−3 hours
Chicago	−1 hours	−1 hours
New York	0
Toronto	0
São Paulo	+1 hours
London	+4 hours
UTC	+4 hours
Lagos	+5 hours
Paris	+5 hours
Zurich	+5 hours
Cairo	+6 hours
Johannesburg	+6 hours
Istanbul	+7 hours
Moscow	+7 hours
Dubai	+8 hours
Mumbai	+9.5 hours
Hong Kong	+12 hours
Shanghai	+12 hours
Singapore	+12 hours
Tokyo	+13 hours
Sydney	+15 hours

Compare other time zones

Sunrise, sunset, day length and solar time for Stony Brook

Sunrise: 07:12
Sunset: 18:54
Day length: 11h 42m
Solar noon: 13:03
The current local time in Stony Brook is 63 minutes ahead of apparent solar time.

Stony Brook on the map

Location: New York State, United States
Latitude: 40.926. Longitude: -73.141
Population: 14,000
Elevation: 27 m

Open Stony Brook in Google Maps

Best restaurants in Stony Brook

#1 Súp Vietnamese Phở & Grill Of Stony Brook - Vietnamese and vegetarian options food
#2 Starbucks Coffee Company - Vegetarian options food
#3 Robinson's Tea Room - Dessert and vegetarian options food

Find best places to eat in Stony Brook

Restaurants in Stony Brook