Time in IRKT and CST
The time difference between Irkutsk Time (IRKT) and Cuba Standard Time (CST) is 13 hours. Cuba Standard Time is 13 hours behind Irkutsk Time.
This means 9am IRKT is 8pm CST (previous day) and 5pm IRKT is 4am CST.
Irkutsk Time
- The current local time in IRKT is 9:12 am (June 4, 2026)
- IRKT time zone offset is UTC+08:00
Cuba Standard Time
- The current local time in CST is 6:12 am (June 4, 2026)
- CST time zone offset is UTC-05:00
How to convert Irkutsk Time to Cuba Standard Time?
Subtract 13 hours from Irkutsk Time to get Cuba Standard Time.
Time in IRKT
00:00
Time in CST
00:00
Use the slider above to convert Irkutsk Time to Cuba Standard Time and view the day and night map at different times.
Day–night colors on the map:
Day
Civil twilight
Nautical twilight
Astronomical twilight
NightTime Conversion Chart
| IRKT | CST |
|---|---|
| 12am | 11am |
| 1am | 12pm |
| 2am | 1pm |
| 3am | 2pm |
| 4am | 3pm |
| 5am | 4pm |
| 6am | 5pm |
| 7am | 6pm |
| 8am | 7pm |
| 9am | 8pm |
| 10am | 9pm |
| 11am | 10pm |
| 12pm | 11pm |
| 1pm | 12am |
| 2pm | 1am |
| 3pm | 2am |
| 4pm | 3am |
| 5pm | 4am |
| 6pm | 5am |
| 7pm | 6am |
| 8pm | 7am |
| 9pm | 8am |
| 10pm | 9am |
| 11pm | 10am |