Japan Standard Time to US Central Time
Convert times between Japan Standard Time (JST, UTC+9:00) and US Central Time (CST, UTC-6:00). US Central Time is 15 hours behind Japan Standard Time in standard time. During daylight saving time this difference changes to 14 hours.
UTC+9:00→UTC-6:00 / -5:00
Live timezone converterUTC Offset Reference
| Timezone | Abbreviation | Standard offset | DST offset | Country |
|---|---|---|---|---|
| Japan Standard Time | JST | UTC+9:00 | — | Japan |
| US Central Time | CST / CDT | UTC-6:00 | UTC-5:00 | United States |
* DST offset applies during summer months. Exact transition dates vary by year.
Standard Time Conversion (JST → CST)
| Japan Standard Time | US Central Time |
|---|---|
| 12:00 AM JST | 9:00 AM (prev day) CST |
| 6:00 AM JST | 3:00 PM (prev day) CST |
| 9:00 AM JST | 6:00 PM (prev day) CST |
| 12:00 PM JST | 9:00 PM (prev day) CST |
| 3:00 PM JST | 12:00 AM CST |
| 6:00 PM JST | 3:00 AM CST |
| 9:00 PM JST | 6:00 AM CST |
Summer (DST) Conversion (JST → CDT)
| Japan Standard Time (summer) | US Central Time (summer) |
|---|---|
| 12:00 AM JST | 10:00 AM (prev day) CDT |
| 6:00 AM JST | 4:00 PM (prev day) CDT |
| 9:00 AM JST | 7:00 PM (prev day) CDT |
| 12:00 PM JST | 10:00 PM (prev day) CDT |
| 3:00 PM JST | 1:00 AM CDT |
| 6:00 PM JST | 4:00 AM CDT |
| 9:00 PM JST | 7:00 AM CDT |
Daylight Saving Time (DST) Notes
- US Central Time observes DST. Clocks advance 1 hour to CDT (UTC-5:00) roughly from month 3 to 11.
- The offset difference shifts between 15h (standard) and 14h (DST season). Always verify the current offset using the live converter below.
Frequently Asked Questions
How do I convert JST to CST?
Add (-15) hours to the JST time to get CST. For example, 9:00 AM JST = 6:00 PM CST.
What is the current UTC offset for Japan Standard Time?
Japan Standard Time is always UTC+9:00 (JST) — it does not observe DST.
Is US Central Time ahead or behind Japan Standard Time?
US Central Time is 15 hours behind Japan Standard Time in standard time.
When is a good time to schedule a meeting between JST and CST?
Due to the 15-hour difference, business-hours overlap may be limited. Use the live timezone converter to find a mutually convenient time.
Related Timezone Conversions
Japan Standard Time → US Eastern TimeJST / ESTJapan Standard Time → US Mountain TimeJST / MSTJapan Standard Time → US Pacific TimeJST / PSTJapan Standard Time → US Alaska TimeJST / AKSTJapan Standard Time → Hawaii TimeJST / HSTJapan Standard Time → Canada Atlantic TimeJST / ASTJapan Standard Time → China Standard TimeJST / CSTJapan Standard Time → Hong Kong TimeJST / HKT
Need the exact current time?
Use the live ToolsHub timezone converter to see current times, DST status, and schedule across time zones.