Clocks go forward on the second Sunday in March at 02:00 local time and back on the first Sunday in November at 02:00 local time.
Clocks first changed in 1918.
| Year | Clock change |
|---|---|
| 2025 | Yes |
| 2026 | Yes |
| 2027 | Yes |
| 2028 | Yes |
| Places | Offset | Clock change |
|---|---|---|
| New York, Washington (District of Columbia), Miami (Florida) | UTC-5 (UTC-4 in summer) | Changes |
| Chicago (Illinois), Houston (Texas) | UTC-6 (UTC-5 in summer) | Changes |
| Denver (Colorado) | UTC-7 (UTC-6 in summer) | Changes |
| Phoenix (Arizona) | UTC-7 | No change |
| Los Angeles (California) | UTC-8 (UTC-7 in summer) | Changes |
| Anchorage (Alaska) | UTC-9 (UTC-8 in summer) | Changes |
| Honolulu (Hawaii) | UTC-10 | No change |
| Region | UTC offset | Observes daylight saving | Last daylight saving |
|---|---|---|---|
| Arizona (except the Navajo Nation) | UTC-7 | No | 1967 |
| Navajo Nation | UTC-7 (UTC-6 in summer) | Yes | – |
| Hawaii | UTC-10 | No | 1945 |