Current local time
10:00:05 AM
IANA time-zone entity
America/Kentucky/Louisville Time Zone
What is America/Kentucky/Louisville? See its current local time, UTC offset, abbreviation, DST status, transitions, countries and major cities.
Current UTC offset
UTC−4
View this offsetAbbreviation
EDT
DST status
Daylight/seasonal offset active
Standard UTC offset
UTC−5
Daylight UTC offset
UTC−4
What is America/Kentucky/Louisville?
America/Kentucky/Louisville is an IANA time-zone identifier associated with United States. It currently uses UTC−4 and changes between UTC−5 and UTC−4 under its seasonal rules. Unlike a fixed UTC offset, this identifier retains location-specific historical and future clock rules.
Previous and next transitions
Previous transition
Mar 8, 2026 · forward 60 minutes
Next transition
Nov 1, 2026 · back 60 minutes
Current offset comparison
See all zones and cities currently matching UTC−4.
Upcoming annual transition schedule
| Local date and time | Before | After | Change |
|---|---|---|---|
| November 1, 2026 at 1:00 AM | UTC−4 | UTC−5 | Back 60 minutes |
| March 14, 2027 at 3:00 AM | UTC−5 | UTC−4 | Forward 60 minutes |
Countries and territories using this zone
Major cities using this zone
No representative city from the current directory uses this identifier yet.
Related IANA time zones
America/La_PazUTC−4 · fixed through the yearAmerica/Boa_VistaUTC−4 · fixed through the yearAmerica/Campo_GrandeUTC−4 · fixed through the yearAmerica/CuiabaUTC−4 · fixed through the yearAmerica/ManausUTC−4 · fixed through the yearAmerica/Porto_VelhoUTC−4 · fixed through the yearAmerica/Blanc-SablonUTC−4 · fixed through the yearAmerica/IqaluitUTC−4 · seasonal
Identifier and territory associations use the bundled IANA zone.tab reference. Offset, abbreviation and transition calculations use the time-zone rules available to the build and are refreshed in your browser. See the methodology, data sources and IANA Time Zone Database.