Time Zone Converter | Convert JST to ADT

JST → ADT conversion table

What time it is in ADT for each hour in JST today. +1 = next calendar day

JST to ADT — 24-hour conversion
JST	ADT
00:00	12:00 (2026-09-25)
01:00	13:00 (2026-09-25)
02:00	14:00 (2026-09-25)
03:00	15:00 (2026-09-25)
04:00	16:00 (2026-09-25)
05:00	17:00 (2026-09-25)
06:00	18:00 (2026-09-25)
07:00	19:00 (2026-09-25)
08:00	20:00 (2026-09-25)
09:00	21:00 (2026-09-25)
10:00	22:00 (2026-09-25)
11:00	23:00 (2026-09-25)
12:00	00:00
13:00	01:00
14:00	02:00
15:00	03:00
16:00	04:00
17:00	05:00
18:00	06:00
19:00	07:00
20:00	08:00
21:00	09:00
22:00	10:00
23:00	11:00

Morning

12:00 AM JST 12:00 PM ADT +1

1:00 AM JST 1:00 PM ADT +1

2:00 AM JST 2:00 PM ADT +1

3:00 AM JST 3:00 PM ADT +1

4:00 AM JST 4:00 PM ADT +1

5:00 AM JST 5:00 PM ADT +1

6:00 AM JST 6:00 PM ADT +1

7:00 AM JST 7:00 PM ADT +1

8:00 AM JST 8:00 PM ADT +1

9:00 AM JST 9:00 PM ADT +1

10:00 AM JST 10:00 PM ADT +1

11:00 AM JST 11:00 PM ADT +1

Afternoon

12:00 PM JST 12:00 AM ADT

1:00 PM JST 1:00 AM ADT

2:00 PM JST 2:00 AM ADT

3:00 PM JST 3:00 AM ADT

4:00 PM JST 4:00 AM ADT

5:00 PM JST 5:00 AM ADT

Evening

6:00 PM JST 6:00 AM ADT

7:00 PM JST 7:00 AM ADT

8:00 PM JST 8:00 AM ADT

9:00 PM JST 9:00 AM ADT

10:00 PM JST 10:00 AM ADT

11:00 PM JST 11:00 AM ADT

Frequently asked questions

Use the hour-by-hour table below to see how each clock hour in Japan Standard Time (JST) maps to Atlantic Time (AT). Offsets can change with daylight saving.

Enter a time in the converter above, or look up the matching row in the 24-hour conversion table. Both times use today's date in their respective zones.

Yes. When either zone observes DST, the offset between them can shift by an hour. The table reflects the offset for today.

JST to ADT Converter
Convert time between Japan Standard Time (JST) and Atlantic Time (AT).

Time Zone Comparison Chart

JST → ADT conversion table

Frequently asked questions

Convert JST to other time zones

Convert ADT to other time zones

JST to ADT Converter Convert time between Japan Standard Time (JST) and Atlantic Time (AT).

Time Zone Comparison Chart

JST → ADT conversion table

Frequently asked questions

What is the time difference between JST and ADT?

How do I convert JST to ADT?

Do daylight saving changes affect this conversion?

Convert JST to other time zones

Convert ADT to other time zones

JST to ADT Converter
Convert time between Japan Standard Time (JST) and Atlantic Time (AT).