| CITY | LOCAL TIME | Difference | Coming up |
|---|---|---|---|
| London United Kingdom | 01:00Thu | +5h | Becomes +4h on 25 Oct |
| Berlin Germany | 02:00Thu | +6h | Becomes +5h on 25 Oct |
| Dubai UAE | 04:00Thu | +8h | Becomes +9h on 1 Nov |
| Tokyo Japan | 09:00Thu | +13h | Becomes +14h on 1 Nov |
| Sydney Australia | 10:00Thu | +14h | Becomes +15h on 4 Oct |
| New York United States | 20:00 | ±0h | |
| Los Angeles United States | 17:00 | −3h | Becomes −2h on 31 Oct |
Rochester, United States runs on UTC−4. Clocks move forward each spring and back each autumn: UTC−5 in winter, UTC−4 in summer. Next change: 1 Nov. Rochester and New York currently share the same clock. Standard 9-to-6 working hours overlap for about 9 hours a day with New York. A good time to connect: 09:00–18:00 in Rochester lines up with 09:00–18:00 in New York. The time difference between Rochester and London is 5 hours. Standard 9-to-6 working hours overlap for about 4 hours a day with London. A good time to connect: 09:00–13:00 in Rochester lines up with 14:00–18:00 in London. The time difference between Rochester and Tokyo is 13 hours. Standard working hours don't overlap at all with Tokyo, so meetings need an early or late slot on one side. This timezone is also shared with cities such as Toronto, Havana, Washington DC. Keeping these offsets in mind makes it easier to schedule calls or travel to and from Rochester.
Rochester (United States) is home to roughly 210K people. Today brings about 11.8 hours of daylight: sunrise at 07:06, sunset at 18:54. Clocks move forward each spring and back each autumn: UTC−5 in winter, UTC−4 in summer. Next change: 1 Nov. It sits in the Northern Hemisphere, about 43° north of the equator. Traffic drives on the right.
Flag
United States
Capital
Washington DC
Continent
North America
Time Zone
EDT · America/New_York
Coordinates
43.16°N, 77.61°W
Currency
USD ($)
Calling Code
+1
Driving Side
Right
Hemisphere
Northern
Language
English
Measurement System
Imperial
Did You Know?
Eastman Kodak employed over 60,000 people in Rochester at its peak and was for a century one of the most valuable companies in America. It filed for bankruptcy in 2012, having invented the digital camera in 1975 and shelved it.
The clock: Rochester keeps Eastern Time. Susan B. Anthony was arrested here in 1872 for voting, and her house is a museum.
Rochester lies at 77.6°W. Its time zone, UTC−5, is built around the 75°W meridian. The 2.6° gap between them means the clock runs roughly 10 minutes ahead of the sun: solar noon arrives at about 12:10 rather than 12:00. Under daylight saving the clocks move 60 minutes forward, widening the gap to 70 minutes and pushing solar noon to 13:10.
The longest day of 2026 is 22 June, with 15h 23m of daylight. The shortest is 22 December, with 8h 59m. The swing between them is 6h 24m. This is the latitude band where the difference between summer and winter evenings is most obvious.
The earliest sunrise and the latest sunset do not land on the longest day. In Rochester the sun comes up earliest on 16 June at 05:30, while the latest sunset waits until 28 June at 20:54. The equation of time is what separates them: the Earth's elliptical orbit and axial tilt move solar noon back and forth by several minutes over the year.
The sky stays usably light for a while after the sun goes down. In Rochester that civil twilight runs about 28 minutes at the equinox, stretching to 36 minutes at the solstice.
Every figure in this section is computed from the city's own latitude, longitude and IANA time zone using NOAA solar algorithms (Spencer, 1971), accurate to about ±2 arcminutes below 65° latitude.
The official timezone for Rochester, United States is America/New_York with a current UTC offset of UTC−4.
Rochester has an estimated population of 210K and is located at coordinates 43.16°N, 77.61°W.
Rochester gets 15h 23m of daylight on its longest day and 8h 59m on its shortest, averaging 12h 13m a day across the year.
Solar noon in Rochester falls at about 12:10 on UTC−5 standard time, because the city sits 2.6° from the meridian its zone is built on.
The Company Town of Film: Eastman Kodak employed over 60,000 people in Rochester at its peak and was for a century one of the most valuable companies in America.