Does every US state follow DST?
No. Some US regions do not observe DST, so local rules should be checked.
US Daylight Saving Time
Track US daylight-saving changes and jump to spring-forward and fall-back guidance.
Direct answer
Track US daylight-saving changes and jump to spring-forward and fall-back guidance.
Common US presets: ET, CT, MT, and PT. Use exact IANA zones for precise conversion around DST changes.
US preset shortcuts
US examples
- Most US states spring forward in March.
- Most US states fall back in November.
- Use state-aware zones for precise planning.
Popular US links
US section hubs
Frequently asked questions
When do US clocks usually change?
Most US areas switch in March (forward) and November (back).
How do I avoid DST mistakes?
Use IANA zones and verify dates near transition weekends.