Honolulu is 19 hours behind of Yokohama right now.
Yokohama
Monday, October 19, 2026
Japan Standard Time (JST) · UTC+9
Honolulu
Sunday, October 18, 2026
Hawaii Time (HST) · UTC−10
Convert Yokohama to Honolulu
Yokohama 17:34 = Honolulu 22:34
Yokohama to Honolulu time chart, hour by hour
Yokohama
Honolulu
00:00
05:00 −1 day
01:00
06:00 −1 day
02:00
07:00 −1 day
03:00
08:00 −1 day
04:00
09:00 −1 day
05:00
10:00 −1 day
06:00
11:00 −1 day
07:00
12:00 −1 day
08:00
13:00 −1 day
09:00
14:00 −1 day
10:00
15:00 −1 day
11:00
16:00 −1 day
12:00
17:00 −1 day
13:00
18:00 −1 day
14:00
19:00 −1 day
15:00
20:00 −1 day
16:00
21:00 −1 day
17:00
22:00 −1 day
18:00
23:00 −1 day
19:00
00:00
20:00
01:00
21:00
02:00
22:00
03:00
23:00
04:00
Highlighted rows fall within 09:00–18:00 in both places: 4 shared working hours.
Clock changes in Yokohama and Honolulu
Yokohama
Japan Standard Time (JST)
No daylight saving time.
Honolulu
Hawaii Time (HST)
No daylight saving time.
Time difference between Yokohama and Honolulu today
At this moment Honolulu is 19 hours behind of Yokohama. When it is 09:00 in Yokohama, it is 14:00 in Honolulu the previous day. Yokohama is on Japan Standard Time (JST); Honolulu is on Hawaii Time (HST).
Does the Yokohama to Honolulu time difference change?
No. Honolulu is 19 hours behind of yokohama all year, because neither place changes its clocks.
Calling hours for Yokohama and Honolulu
When Honolulu is 19 hours behind of Yokohama: no shared 09:00 to 17:00 hours; one side has to take the call outside office hours.
Frequently asked questions about Yokohama and Honolulu time
What time is it in Honolulu when it is 9:00 AM in Yokohama?
14:00 today; Honolulu is 19 hours behind of Yokohama.
Does the time difference between Yokohama and Honolulu change during the year?
No, it stays 19 hours behind all year because neither place changes its clocks.