CDT to JST Converter
Time Difference
Central Standard Time is 15 hours behind Japan Standard Time
5:30 am05:30 in CST is 8:30 pm20:30 in JST
CDT to JST call time
Best time for a conference call or a meeting is between 6am-8am in CDT which corresponds to 8pm-10pm in JST
5:30 am05:30 Central Standard Time (CST). Offset UTC -6:00 hours
8:30 pm20:30 Japan Standard Time (JST). Offset UTC +9:00 hours
5:30 am05:30 CST / 8:30 pm20:30 JST
| CST | JST |
|---|---|
| 12am (midnight) | 3pm |
| 1am | 4pm |
| 2am | 5pm |
| 3am | 6pm |
| 4am | 7pm |
| 5am | 8pm |
| 6am | 9pm |
| 7am | 10pm |
| 8am | 11pm |
| 9am | 12am (midnight) |
| 10am | 1am |
| 11am | 2am |
| 12pm (noon) | 3am |
| 1pm | 4am |
| 2pm | 5am |
| 3pm | 6am |
| 4pm | 7am |
| 5pm | 8am |
| 6pm | 9am |
| 7pm | 10am |
| 8pm | 11am |
| 9pm | 12pm (noon) |
| 10pm | 1pm |
| 11pm | 2pm |
| 0:00 | 15:00 |
| 1:00 | 16:00 |
| 2:00 | 17:00 |
| 3:00 | 18:00 |
| 4:00 | 19:00 |
| 5:00 | 20:00 |
| 6:00 | 21:00 |
| 7:00 | 22:00 |
| 8:00 | 23:00 |
| 9:00 | 0:00 |
| 10:00 | 1:00 |
| 11:00 | 2:00 |
| 12:00 | 3:00 |
| 13:00 | 4:00 |
| 14:00 | 5:00 |
| 15:00 | 6:00 |
| 16:00 | 7:00 |
| 17:00 | 8:00 |
| 18:00 | 9:00 |
| 19:00 | 10:00 |
| 20:00 | 11:00 |
| 21:00 | 12:00 |
| 22:00 | 13:00 |
| 23:00 | 14:00 |
Central Daylight Time
Offset: CDT is 5 hours behind Greenwich Mean Time (GMT) and is used in North America
Countries: It is used in following countries: Canada, Cuba, Mexico, United States
Principal Cities: The largest city in the CDT timezone is Chicago from USA with population about 2.696 million people. Other major cities in the area are Havana, Houston, Ciudad Juarez, San Antonio
French: HAC - Heure Avancée du Centre
Spanish: CT - Zona Centro
Daylight Saving: Central Daylight Time (CDT) is a daylight saving/summer time zone, however during winter some places adjust time for one hour back and observe Central Standard Time (CST).
End: Central Daylight Time (CDT) has ended on Sunday, November 2, 2025 at 2:00 am local time and clocks were set one hour back to Sunday, November 2, 2025, 1:00 am local standard time instead. Daylight saving ends annually the on first Sunday of November
Start: Central Daylight Time (CDT) starts on Sunday, March 8, 2026 at 2:00 am local time and clocks are set one hour forward to Sunday, March 8, 2026, 3:00 am. Daylight saving starts annually the on second Sunday of March
CDT representations, usage and related time zones
- -05 - basic short
- -0500 - basic
- -05:00 - extended
- -0500 - sign character (-) followed by a four digit time providing hours (05) and minutes (00) of the offset. Indicates five hour and zero minutes time differences to the west of the zero meridian.
- Romeo - Military abbreviation for CDT
- R - short form of 'Romeo'
- America/Chicago
- America/Indiana/Knox
- America/Indiana/Tell_City
- America/Knox_IN
- America/Matamoros
- America/Menominee
- America/North_Dakota/Beulah
- America/North_Dakota/Center
- America/North_Dakota/New_Salem
- America/Ojinaga
- America/Rainy_River
- America/Rankin_Inlet
- America/Resolute
- America/Winnipeg
- CST6CDT
- Canada/Central
- US/Central
- US/Indiana-Starke
- Central Daylight Time - UTC -5
- Cuba Daylight Time - UTC -4
- CDT - Central Daylight Time
- EST - Eastern Standard Time
- ET - Eastern Time
- COT - Colombia Time
- CST - Cuba Standard Time
- EASST - Easter Island Summer Time
- ECT - Ecuador Time
- PET - Peru Time
- R - Romeo Time Zone
Japan Standard Time
Offset: JST is 9 hours ahead Greenwich Mean Time (GMT) and is used in Asia
Countries: It is used in following countries: Japan
Principal Cities: The largest city in the JST timezone is Tokyo from Japan with population about 8.337 million people. Other major cities in the area are Yokohama, Osaka shi, Nagoya shi, Sapporo
Daylight Saving: Japan Standard Time (JST) is not adjusted for daylight saving therefore JST remains the same through out the year. This means, unlike some time zones where the clock is set forward by one hour every summer and backward by one hour during winter to adjust for daylight saving, Japan Standard Time remains the same
JST representations, usage and related time zones
- +09 - basic short
- +0900 - basic
- +09:00 - extended
- +0900 - sign character (+) followed by a four digit time providing hours (09) and minutes (00) of the offset. Indicates nine hour and zero minutes time differences to the east of the zero meridian.
- India - Military abbreviation for JST
- I - short form of 'India'
- Asia/Tokyo
- Japan
- AWDT - Australian Western Daylight Time
- CHOST - Choibalsan Summer Time
- I - India Time Zone
- IRKST - Irkutsk Summer Time
- JST - Japan Standard Time
- KST - Korea Standard Time
- PWT - Palau Time
- TLT - East Timor Time
- ULAST - Ulaanbaatar Summer Time
- WIT - Eastern Indonesian Time
- YAKT - Yakutsk Time