Time difference: Louisville and Tokyo

Tokyo is 13 hours ahead of Louisville.

Tokyo is 13 hours ahead of Louisville. Louisville is UTC-4. Tokyo is UTC+9.

Louisville on 15 October 2026: sunrise 07:51, sunset 19:05, day length 11 h 13 min.

Tokyo on 15 October 2026: sunrise 05:47, sunset 17:06, day length 11 h 19 min.

For Louisville and Tokyo: The next clock change in Louisville is 1 hour back on 1 November 2026 at 02:00, from UTC-4 to UTC-5.

For Tokyo and Louisville: Tokyo has no clock change scheduled in the next year. January and July both use UTC+9.

When the difference changes
Change
The gap changes on 1 November 2026 at 02:00, when clocks in Louisville move back 1 hour.
The gap changes on 14 March 2027 at 02:00, when clocks in Louisville move forward 1 hour.
The gap changes on 7 November 2027 at 02:00, when clocks in Louisville move back 1 hour.
Working hours from each side
View09:00 to 17:00
From LouisvilleLouisville and Tokyo have no hour that is 09:00 to 17:00 in both cities.
From TokyoTokyo and Louisville have no hour that is 09:00 to 17:00 in both cities.
Hours in Louisville and Tokyo. Shaded cells are 09:00 to 17:00. The stronger shade is when both are.
LouisvilleTokyo
00:0013:00
01:0014:00
02:0015:00
03:0016:00
04:0017:00
05:0018:00
06:0019:00
07:0020:00
08:0021:00
09:0022:00
10:0023:00
11:0000:00 (next day)
12:0001:00 (next day)
13:0002:00 (next day)
14:0003:00 (next day)
15:0004:00 (next day)
16:0005:00 (next day)
17:0006:00 (next day)
18:0007:00 (next day)
19:0008:00 (next day)
20:0009:00 (next day)
21:0010:00 (next day)
22:0011:00 (next day)
23:0012:00 (next day)
Sun this year
CityLongest dayShortest day
Louisville with Tokyo21 June 2026, 14 h 50 min21 December 2026, 9 h 30 min
Tokyo with Louisville21 June 2026, 14 h 35 min22 December 2026, 9 h 44 min
Next public holidays
CityDateHoliday
Louisville and Tokyo11 November 2026Veterans Day
Louisville and Tokyo26 November 2026Thanksgiving Day
Tokyo and Louisville3 November 2026文化の日
Tokyo and Louisville23 November 2026勤労感謝の日