6:23 PM
Wednesday, August 12, 2026
UTC-06:00Fixed offset
Time Zone Converter
MDT to JSTTime Converter
Convert Mountain Daylight Time to Japan Standard Time, compare their live UTC offsets and explore a complete 24-hour conversion table.
Live clocksDST aware24-hour table
Live comparison
Current local times
From
MDT
Mountain Daylight Time
To
JST
Japan Standard Time
Enter a local date and time using MDT.
JST
9:23 AM
Thursday, August 13, 2026
UTC+09:00Fixed offset
Time difference
JST is 15 hours ahead of MDT
Hourly comparison
24 hours24-hour conversion table
Compare each hour in MDT with JST.
| Hour | MDT | JST | Difference |
|---|---|---|---|
| 0 | 6:23 PM Wednesday, August 12, 2026 | 9:23 AM Thursday, August 13, 2026 | +15h |
| 1 | 7:23 PM Wednesday, August 12, 2026 | 10:23 AM Thursday, August 13, 2026 | +15h |
| 2 | 8:23 PM Wednesday, August 12, 2026 | 11:23 AM Thursday, August 13, 2026 | +15h |
| 3 | 9:23 PM Wednesday, August 12, 2026 | 12:23 PM Thursday, August 13, 2026 | +15h |
| 4 | 10:23 PM Wednesday, August 12, 2026 | 1:23 PM Thursday, August 13, 2026 | +15h |
| 5 | 11:23 PM Wednesday, August 12, 2026 | 2:23 PM Thursday, August 13, 2026 | +15h |
| 6 | 12:23 AM Thursday, August 13, 2026 | 3:23 PM Thursday, August 13, 2026 | +15h |
| 7 | 1:23 AM Thursday, August 13, 2026 | 4:23 PM Thursday, August 13, 2026 | +15h |
| 8 | 2:23 AM Thursday, August 13, 2026 | 5:23 PM Thursday, August 13, 2026 | +15h |
| 9 | 3:23 AM Thursday, August 13, 2026 | 6:23 PM Thursday, August 13, 2026 | +15h |
| 10 | 4:23 AM Thursday, August 13, 2026 | 7:23 PM Thursday, August 13, 2026 | +15h |
| 11 | 5:23 AM Thursday, August 13, 2026 | 8:23 PM Thursday, August 13, 2026 | +15h |
| 12 | 6:23 AM Thursday, August 13, 2026 | 9:23 PM Thursday, August 13, 2026 | +15h |
| 13 | 7:23 AM Thursday, August 13, 2026 | 10:23 PM Thursday, August 13, 2026 | +15h |
| 14 | 8:23 AM Thursday, August 13, 2026 | 11:23 PM Thursday, August 13, 2026 | +15h |
| 15 | 9:23 AM Thursday, August 13, 2026 | 12:23 AM Friday, August 14, 2026 | +15h |
| 16 | 10:23 AM Thursday, August 13, 2026 | 1:23 AM Friday, August 14, 2026 | +15h |
| 17 | 11:23 AM Thursday, August 13, 2026 | 2:23 AM Friday, August 14, 2026 | +15h |
| 18 | 12:23 PM Thursday, August 13, 2026 | 3:23 AM Friday, August 14, 2026 | +15h |
| 19 | 1:23 PM Thursday, August 13, 2026 | 4:23 AM Friday, August 14, 2026 | +15h |
| 20 | 2:23 PM Thursday, August 13, 2026 | 5:23 AM Friday, August 14, 2026 | +15h |
| 21 | 3:23 PM Thursday, August 13, 2026 | 6:23 AM Friday, August 14, 2026 | +15h |
| 22 | 4:23 PM Thursday, August 13, 2026 | 7:23 AM Friday, August 14, 2026 | +15h |
| 23 | 5:23 PM Thursday, August 13, 2026 | 8:23 AM Friday, August 14, 2026 | +15h |
About MDT
The daylight-saving offset used in parts of the Mountain Time region.
- Full name
- Mountain Daylight Time
- Type
- Fixed UTC offset
- Regions
- United States, Canada
Target time zone
About JST
The standard time used throughout Japan.
- Full name
- Japan Standard Time
- Type
- Fixed UTC offset
- Regions
- Japan
Reverse this conversion
Convert JST back to MDT.
FAQ
MDT to JST time FAQ
Common questions about converting Mountain Daylight Time to Japan Standard Time, their UTC offsets and daylight-saving behavior.
What is the time difference between MDT and JST?
JST is 15 hours ahead of MDT on this date.
What time is 9:00 AM MDT in JST?
When it is 9:00 AM in MDT, it is 12:00 AM in JST on Thursday, August 13, 2026.
Is JST ahead of MDT?
Yes. JST is currently 15 hours ahead of MDT.
Do MDT and JST use daylight saving time?
MDT is defined as a fixed UTC offset. Its offset does not change automatically according to the selected date. JST is defined as a fixed UTC offset. Its offset does not change automatically according to the selected date.
Where are MDT and JST used?
MDT is associated with United States, Canada. JST is associated with Japan. Time-zone abbreviations can be ambiguous, so TimeInOne uses the specific definitions shown on this page.