Current local time in ChattanoogaTennessee, United States
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America/New_YorkUTC−5 / UTC−4
Chattanooga keeps Eastern Standard Time (EST, UTC−5) in winter and Eastern Daylight Time (EDT, UTC−4) in summer. Its IANA time zone is America/New_York.
Daylight saving time in Chattanooga
Chattanooga changes its clocks twice a year. The next changes, from the IANA time zone database as of October 2026:
- Sun, Nov 1, 2026: clocks go back 1 hour to UTC−5
- Sun, Mar 14, 2027: clocks go forward 1 hour to UTC−4
Cities on the same time as Chattanooga
These places show the same clock as Chattanooga every day of the coming year, clock changes included.
- In United States
New York City, Brooklyn, Queens, Philadelphia, Manhattan, The Bronx, Jacksonville, Columbus
- In other countries
Toronto (Canada), Havana (Cuba), Port-au-Prince (Haiti), Nassau (Bahamas), Providenciales (Turks and Caicos Islands)
Chattanooga time zone at a glance
- IANA time zone
- America/New_York
- UTC offset
- UTC−5 / UTC−4
- Daylight saving
- Observed
- Next clock change
- Sun, Nov 1, 2026 → UTC−5
- Country
- United States
- Region
- Tennessee
- Coordinates
- 35.05°, -85.31°
- Population
- 181,099
- Local date
- —
Sunrise and sunset in Chattanooga today
Computed from Chattanooga's latitude and longitude for the current local date. Times shift by a minute or two either side depending on elevation and the horizon you actually see.
- Sunrise
- —
- Sunset
- —
- Solar noon
- —
- Day length
- —
- Civil dawn
- —
- Civil dusk
- —
- Golden hour ends
- —
- Golden hour begins
- —
Chattanooga time difference from major cities
| City | Local time now | Chattanooga is |
|---|---|---|
| LondonUnited Kingdom | — | 5h behind |
| DubaiUnited Arab Emirates | — | 8h behind |
| SingaporeSingapore | — | 12h behind |
| TokyoJapan | — | 13h behind |
| SydneyAustralia | — | 15h behind |
Need a different pair? Compare any two cities or convert a specific time.
Chattanooga time: questions and answers
- What time is it in Chattanooga right now?
- The clock at the top of this page shows the live local time in Chattanooga, updated every second from your device's clock. Chattanooga keeps Eastern Standard Time (EST, UTC−5) in winter and Eastern Daylight Time (EDT, UTC−4) in summer.
- What time zone is Chattanooga in?
- Chattanooga is in the IANA time zone America/New_York: Eastern Standard Time (EST, UTC−5) in winter and Eastern Daylight Time (EDT, UTC−4) in summer.
- Does Chattanooga observe daylight saving time?
- Yes. Upcoming changes: Sun, Nov 1, 2026: clocks go back 1 hour to UTC−5; Sun, Mar 14, 2027: clocks go forward 1 hour to UTC−4.
- Which cities share Chattanooga's time?
- New York City, Brooklyn, Queens, Philadelphia, Manhattan, The Bronx keep the same clock as Chattanooga all year.
Planning something with Chattanooga?
- Find a meeting time — the hours that overlap between Chattanooga and your team.
- Convert a time — turn a time in Chattanooga into yours, or the other way round.
- Compare office hours — when Chattanooga offices and yours are both open.
- Send a calendar invite — with the America/New_York time zone set correctly.
Other cities in United States
Nashville, Louisville, Charlotte, Memphis, New South Memphis, Indianapolis, Columbus, Jacksonville, Chicago, Detroit