9:23 AM
Thursday, August 13, 2026
UTC+09:00Fixed offset
Time Zone Converter
JST to UTCTime Converter
Convert Japan Standard Time to Coordinated Universal 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
JST
Japan Standard Time
To
UTC
Coordinated Universal Time
Enter a local date and time using JST.
UTC
12:23 AM
Thursday, August 13, 2026
UTC+00:00Fixed offset
Time difference
UTC is 9 hours behind JST
Hourly comparison
24 hours24-hour conversion table
Compare each hour in JST with UTC.
| Hour | JST | UTC | Difference |
|---|---|---|---|
| 0 | 9:23 AM Thursday, August 13, 2026 | 12:23 AM Thursday, August 13, 2026 | -9h |
| 1 | 10:23 AM Thursday, August 13, 2026 | 1:23 AM Thursday, August 13, 2026 | -9h |
| 2 | 11:23 AM Thursday, August 13, 2026 | 2:23 AM Thursday, August 13, 2026 | -9h |
| 3 | 12:23 PM Thursday, August 13, 2026 | 3:23 AM Thursday, August 13, 2026 | -9h |
| 4 | 1:23 PM Thursday, August 13, 2026 | 4:23 AM Thursday, August 13, 2026 | -9h |
| 5 | 2:23 PM Thursday, August 13, 2026 | 5:23 AM Thursday, August 13, 2026 | -9h |
| 6 | 3:23 PM Thursday, August 13, 2026 | 6:23 AM Thursday, August 13, 2026 | -9h |
| 7 | 4:23 PM Thursday, August 13, 2026 | 7:23 AM Thursday, August 13, 2026 | -9h |
| 8 | 5:23 PM Thursday, August 13, 2026 | 8:23 AM Thursday, August 13, 2026 | -9h |
| 9 | 6:23 PM Thursday, August 13, 2026 | 9:23 AM Thursday, August 13, 2026 | -9h |
| 10 | 7:23 PM Thursday, August 13, 2026 | 10:23 AM Thursday, August 13, 2026 | -9h |
| 11 | 8:23 PM Thursday, August 13, 2026 | 11:23 AM Thursday, August 13, 2026 | -9h |
| 12 | 9:23 PM Thursday, August 13, 2026 | 12:23 PM Thursday, August 13, 2026 | -9h |
| 13 | 10:23 PM Thursday, August 13, 2026 | 1:23 PM Thursday, August 13, 2026 | -9h |
| 14 | 11:23 PM Thursday, August 13, 2026 | 2:23 PM Thursday, August 13, 2026 | -9h |
| 15 | 12:23 AM Friday, August 14, 2026 | 3:23 PM Thursday, August 13, 2026 | -9h |
| 16 | 1:23 AM Friday, August 14, 2026 | 4:23 PM Thursday, August 13, 2026 | -9h |
| 17 | 2:23 AM Friday, August 14, 2026 | 5:23 PM Thursday, August 13, 2026 | -9h |
| 18 | 3:23 AM Friday, August 14, 2026 | 6:23 PM Thursday, August 13, 2026 | -9h |
| 19 | 4:23 AM Friday, August 14, 2026 | 7:23 PM Thursday, August 13, 2026 | -9h |
| 20 | 5:23 AM Friday, August 14, 2026 | 8:23 PM Thursday, August 13, 2026 | -9h |
| 21 | 6:23 AM Friday, August 14, 2026 | 9:23 PM Thursday, August 13, 2026 | -9h |
| 22 | 7:23 AM Friday, August 14, 2026 | 10:23 PM Thursday, August 13, 2026 | -9h |
| 23 | 8:23 AM Friday, August 14, 2026 | 11:23 PM Thursday, August 13, 2026 | -9h |
About JST
The standard time used throughout Japan.
- Full name
- Japan Standard Time
- Type
- Fixed UTC offset
- Regions
- Japan
Target time zone
About UTC
The primary international time standard used to coordinate clocks worldwide.
- Full name
- Coordinated Universal Time
- Type
- Fixed UTC offset
- Regions
- Worldwide
Reverse this conversion
Convert UTC back to JST.
FAQ
JST to UTC time FAQ
Common questions about converting Japan Standard Time to Coordinated Universal Time, their UTC offsets and daylight-saving behavior.
What is the time difference between JST and UTC?
UTC is 9 hours behind JST on this date.
What time is 9:00 AM JST in UTC?
When it is 9:00 AM in JST, it is 12:00 AM in UTC on Thursday, August 13, 2026.
Is UTC ahead of JST?
No. UTC is currently 9 hours behind JST.
Do JST and UTC use daylight saving time?
JST is defined as a fixed UTC offset. Its offset does not change automatically according to the selected date. UTC is defined as a fixed UTC offset. Its offset does not change automatically according to the selected date.
Where are JST and UTC used?
JST is associated with Japan. UTC is associated with Worldwide. Time-zone abbreviations can be ambiguous, so TimeInOne uses the specific definitions shown on this page.