Does the United States change its clocks?
In part. Some time zones in the United States change their clocks, and others stay on a fixed time. The next change is on Sun 14 Mar 2027 at 02:00 (New York, Detroit, Indianapolis and 7 more): clocks go forward 1 hour, to UTC-4 (EDT).
Right now the United States uses 6 different UTC offsets, from UTC-10 to UTC-5. The time zone database lists 29 zones for the country.
The rule behind the dates
For New York, the time zone data shows the same rule for every change in the next ten years. Clocks go forward 1 hour on the second Sunday of March at 02:00 local time, and go back 1 hour on the first Sunday of November at 02:00 local time.
Upcoming clock changes in the United States
| Where | Date | Local time | What happens |
|---|---|---|---|
| New York, Detroit and 8 more | Sun 14 Mar 2027 | 02:00 | Clocks go forward 1 hour, to UTC-4 (EDT) |
| New York, Detroit and 8 more | Sun 7 Nov 2027 | 02:00 | Clocks go back 1 hour, to UTC-5 (EST) |
| Chicago, Beulah and 5 more | Sun 14 Mar 2027 | 02:00 | Clocks go forward 1 hour, to UTC-5 (CDT) |
| Chicago, Beulah and 5 more | Sun 7 Nov 2027 | 02:00 | Clocks go back 1 hour, to UTC-6 (CST) |
| Denver, Boise | Sun 14 Mar 2027 | 02:00 | Clocks go forward 1 hour, to UTC-6 (MDT) |
| Denver, Boise | Sun 7 Nov 2027 | 02:00 | Clocks go back 1 hour, to UTC-7 (MST) |
| Los Angeles | Sun 14 Mar 2027 | 02:00 | Clocks go forward 1 hour, to UTC-7 (PDT) |
| Los Angeles | Sun 7 Nov 2027 | 02:00 | Clocks go back 1 hour, to UTC-8 (PST) |
| Anchorage, Juneau and 4 more | Sun 14 Mar 2027 | 02:00 | Clocks go forward 1 hour, to UTC-8 (AKDT) |
| Anchorage, Juneau and 4 more | Sun 7 Nov 2027 | 02:00 | Clocks go back 1 hour, to UTC-9 (AKST) |
| Adak | Sun 14 Mar 2027 | 02:00 | Clocks go forward 1 hour, to UTC-9 (HDT) |
| Adak | Sun 7 Nov 2027 | 02:00 | Clocks go back 1 hour, to UTC-10 (HST) |
The local time is the time on the clock just before the change. Only the next two changes of each zone are shown.
Time zones in the United States
Places that share the same time and the same clock changes are grouped. The first place in each row is the best known.
| Places | Time now | Next clock change |
|---|---|---|
| New York, Detroit, Indianapolis, Louisville and 6 more | UTC-5 (EST) | Sun 14 Mar 2027 at 02:00 |
| Chicago, Beulah, Center, Knox and 3 more | UTC-6 (CST) | Sun 14 Mar 2027 at 02:00 |
| Denver, Boise | UTC-7 (MST) | Sun 14 Mar 2027 at 02:00 |
| Phoenix | UTC-7 (MST) | None |
| Los Angeles | UTC-8 (PST) | Sun 14 Mar 2027 at 02:00 |
| Anchorage, Juneau, Metlakatla, Nome and 2 more | UTC-9 (AKST) | Sun 14 Mar 2027 at 02:00 |
| Adak | UTC-10 (HST) | Sun 14 Mar 2027 at 02:00 |
| Honolulu | UTC-10 (HST) | None |
Time zone abbreviations used here: EST, EDT, CST, CDT, MST, MDT, PST, PDT.
Recent clock changes in New York
- Sun 1 Nov 2026 at 02:00: clocks go back 1 hour, to UTC-5 (EST).
- Sun 8 Mar 2026 at 02:00: clocks go forward 1 hour, to UTC-4 (EDT).
- Sun 2 Nov 2025 at 02:00: clocks go back 1 hour, to UTC-5 (EST).
These are the last three changes in the time zone database. New York is the main time zone used on this page.
The tables below compare the main time zone, New York, with other cities.
Time difference between the United States and other cities
| City | Compared with the United States, now | Changes in the next 12 months |
|---|---|---|
| New York City | Same time | No change |
| Los Angeles | 3 hours behind | Sun 14 Mar 2027, 07:00 UTC: 4 hours behind Sun 14 Mar 2027, 10:00 UTC: 3 hours behind |
| London | 5 hours ahead | Sun 14 Mar 2027, 07:00 UTC: 4 hours ahead Sun 28 Mar 2027, 01:00 UTC: 5 hours ahead Sun 31 Oct 2027, 01:00 UTC: 4 hours ahead |
| Dubai | 9 hours ahead | Sun 14 Mar 2027, 07:00 UTC: 8 hours ahead |
| Mumbai | 10 hours 30 minutes ahead | Sun 14 Mar 2027, 07:00 UTC: 9 hours 30 minutes ahead |
| Singapore | 13 hours ahead | Sun 14 Mar 2027, 07:00 UTC: 12 hours ahead |
| Tokyo | 14 hours ahead | Sun 14 Mar 2027, 07:00 UTC: 13 hours ahead |
| Sydney | 16 hours ahead | Sun 14 Mar 2027, 07:00 UTC: 15 hours ahead Sat 3 Apr 2027, 16:00 UTC: 14 hours ahead Sat 2 Oct 2027, 16:00 UTC: 15 hours ahead |
A gap changes when the two places change their clocks on different dates. Dates are in UTC.
Working hours that overlap with the United States
When it is 09:00 to 17:00 in the United States, where is it also a working day (09:00 to 17:00)? This uses today’s clock settings, so check the meeting planner for weeks when clocks change.
| City | Shared working hours |
|---|---|
| New York City | 09:00 to 17:00 in the United States (09:00 to 17:00 in New York City) |
| Los Angeles | 12:00 to 17:00 in the United States (09:00 to 14:00 in Los Angeles) |
| London | 09:00 to 12:00 in the United States (14:00 to 17:00 in London) |
| Dubai | No shared working hours |
| Mumbai | No shared working hours |
| Singapore | No shared working hours |
| Tokyo | No shared working hours |
| Sydney | No shared working hours |