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Enter the time you want to convert from JST.
JST to UTC Converter
Convert Japan Standard Time (JST) to Coordinated Universal Time (UTC) and compare the time difference between the two time zones.
Local: Wed, Sep 9, 2026 00:00 PM
JST
Japan Standard Time
12:54:31 pm
Sun, Sep 20, 2026
Reference Time Zone
UTC+9
UTC
Coordinated Universal Time
3:54:31 am
Sun, Sep 20, 2026
9 hours behind
UTC±0
JST to UTC Time Difference
UTC is 9 hours behind of JST.
JST to UTC Conversion Table
Use this table as a quick reference when converting common times from JST to UTC.
| JST | UTC |
|---|---|
| 12:00 AM | 3:00 PMprevious day |
| 3:00 AM | 6:00 PMprevious day |
| 6:00 AM | 9:00 PMprevious day |
| 9:00 AM | 12:00 AM |
| 12:00 PM | 3:00 AM |
| 3:00 PM | 6:00 AM |
| 6:00 PM | 9:00 AM |
| 9:00 PM | 12:00 PM |
About Japan Standard Time (JST)
Japan Standard Time (JST) is nine hours ahead of Coordinated Universal Time, UTC+9.
- Abbreviation
- JST
- UTC Offset
- UTC+9
- Region
- Japan
About Coordinated Universal Time (UTC)
Coordinated Universal Time (UTC) is the primary global time standard used to coordinate clocks and time zones around the world.
- Abbreviation
- UTC
- UTC Offset
- UTC±0
- Region
- Worldwide
How to Convert JST to UTC
Compare the Zones
The converter calculates the corresponding time in UTC.
Check the Date
Remember that a conversion can move the result to the previous or next calendar day.