Time in IRDT and SLST
The time difference between Iran Daylight Time (IRDT) and Sri Lanka Standard Time (SLST) is 1 hour. Sri Lanka Standard Time is 1 hour ahead of Iran Daylight Time.
This means 9am IRDT is 10am SLST and 5pm IRDT is 6pm SLST.
Iran Daylight Time
- The current local time in IRDT is 11:29 am (September 2, 2026)
- IRDT time zone offset is UTC+04:30
Sri Lanka Standard Time
- The current local time in SLST is 12:29 pm (September 2, 2026)
- SLST time zone offset is UTC+05:30
How to convert Iran Daylight Time to Sri Lanka Standard Time?
Add 1 hour to Iran Daylight Time to get Sri Lanka Standard Time.
Time in IRDT
00:00
Time in SLST
00:00
Use the slider above to convert Iran Daylight Time to Sri Lanka 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
| IRDT | SLST |
|---|---|
| 12am | 1am |
| 1am | 2am |
| 2am | 3am |
| 3am | 4am |
| 4am | 5am |
| 5am | 6am |
| 6am | 7am |
| 7am | 8am |
| 8am | 9am |
| 9am | 10am |
| 10am | 11am |
| 11am | 12pm |
| 12pm | 1pm |
| 1pm | 2pm |
| 2pm | 3pm |
| 3pm | 4pm |
| 4pm | 5pm |
| 5pm | 6pm |
| 6pm | 7pm |
| 7pm | 8pm |
| 8pm | 9pm |
| 9pm | 10pm |
| 10pm | 11pm |
| 11pm | 12am |