| Tehran | Singapore |
|---|---|
| 3:30 AM | 8:00 AM |
| 4:30 AM | 9:00 AM |
| 5:30 AM | 10:00 AM |
| 6:30 AM | 11:00 AM |
| 7:30 AM | 12:00 PM |
| 8:30 AM | 1:00 PM |
| 9:30 AM | 2:00 PM |
| 10:30 AM | 3:00 PM |
| 11:30 AM | 4:00 PM |
| 12:30 PM | 5:00 PM |
| 1:30 PM | 6:00 PM |
| 2:30 PM | 7:00 PM |
| 3:30 PM | 8:00 PM |
| 4:30 PM | 9:00 PM |
| 5:30 PM | 10:00 PM |
| 6:30 PM | 11:00 PM |
| 7:30 PM | 12:00 AM+1 day |
| 8:30 PM | 1:00 AM+1 day |
| 9:30 PM | 2:00 AM+1 day |
| 10:30 PM | 3:00 AM+1 day |
| 11:30 PM | 4:00 AM+1 day |
| 12:30 AM | 5:00 AM |
| 1:30 AM | 6:00 AM |
| 2:30 AM | 7:00 AM |
AEO Answers
Direct answers for the Tehran to Singapore time difference, scheduling calls, and daylight-saving changes.
Singapore is 4 hours and 30 minutes ahead of Tehran. The exact hour can shift on dates when daylight saving time rules differ between the two cities.
Start with the current Tehran to Singapore time difference, then look for overlap between normal business hours in both cities. Check the date because one city may be a day ahead or behind during the overlap.