Time in CST and IRKT
The time difference between Cuba Standard Time (CST) and Irkutsk Time (IRKT) is 13 hours. Irkutsk Time is 13 hours ahead of Cuba Standard Time.
This means 9am CST is 10pm IRKT and 5pm CST is 6am IRKT (next day).
Cuba Standard Time
- The current local time in CST is 6:35 pm (July 18, 2026)
- CST time zone offset is UTC-05:00
Irkutsk Time
- The current local time in IRKT is 9:35 pm (July 18, 2026)
- IRKT time zone offset is UTC+08:00
How to convert Cuba Standard Time to Irkutsk Time?
Add 13 hours to Cuba Standard Time to get Irkutsk Time.
Time in CST
00:00
Time in IRKT
00:00
Use the slider above to convert Cuba Standard Time to Irkutsk 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
| CST | IRKT |
|---|---|
| 12am | 1pm |
| 1am | 2pm |
| 2am | 3pm |
| 3am | 4pm |
| 4am | 5pm |
| 5am | 6pm |
| 6am | 7pm |
| 7am | 8pm |
| 8am | 9pm |
| 9am | 10pm |
| 10am | 11pm |
| 11am | 12am |
| 12pm | 1am |
| 1pm | 2am |
| 2pm | 3am |
| 3pm | 4am |
| 4pm | 5am |
| 5pm | 6am |
| 6pm | 7am |
| 7pm | 8am |
| 8pm | 9am |
| 9pm | 10am |
| 10pm | 11am |
| 11pm | 12pm |