Tehran, Iran
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Asia/TehranGMT+03:30
Vienna, Austria
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Europe/ViennaGMT+01:00
2.5h
Time Difference
5h
Business Hours Overlap
Yes
Good Call Window
Best Times to Call
These times work well for both cities during business hours (9 AM - 5 PM):
12:00 PM in Tehran
9:30 AM in Vienna
1:00 PM in Tehran
10:30 AM in Vienna
2:00 PM in Tehran
11:30 AM in Vienna
3:00 PM in Tehran
12:30 PM in Vienna
Hour-by-Hour Time Conversion
| Tehran | Vienna | Status |
|---|---|---|
| 12:00 AM | 9:30 PM | |
| 1:00 AM | 10:30 PM | |
| 2:00 AM | 11:30 PM | |
| 3:00 AM | 12:30 AM | |
| 4:00 AM | 1:30 AM | |
| 5:00 AM | 2:30 AM | |
| 6:00 AM | 3:30 AM | |
| 7:00 AM | 4:30 AM | |
| 8:00 AM | 5:30 AM | |
| 9:00 AM | 6:30 AM | Work in Tehran |
| 10:00 AM | 7:30 AM | Work in Tehran |
| 11:00 AM | 8:30 AM | Work in Tehran |
| 12:00 PM | 9:30 AM | Work Hours |
| 1:00 PM | 10:30 AM | Work Hours |
| 2:00 PM | 11:30 AM | Work Hours |
| 3:00 PM | 12:30 PM | Work Hours |
| 4:00 PM | 1:30 PM | Work Hours |
| 5:00 PM | 2:30 PM | Work in Vienna |
| 6:00 PM | 3:30 PM | Work in Vienna |
| 7:00 PM | 4:30 PM | Work in Vienna |
| 8:00 PM | 5:30 PM | |
| 9:00 PM | 6:30 PM | |
| 10:00 PM | 7:30 PM | |
| 11:00 PM | 8:30 PM |
More Time Comparisons
About the Time Difference Between Tehran and Vienna
The time difference between Tehran, Iran and Vienna, Austria is 2.5 hours behind.Tehran operates on the Asia/Tehran timezone (GMT+03:30), while Vienna uses Europe/Vienna (GMT+01:00).
Scheduling Tips
- Business hours overlap: There are 5 hours when both cities are within typical work hours (9 AM - 5 PM).
- Best call times: Schedule calls during the green-highlighted hours in the conversion table above for optimal timing.
- Daylight Saving Time: Remember that the time difference may change during DST transitions. Always verify current times before important meetings.
Frequently Asked Questions
When it's noon in Tehran, what time is it in Vienna?
When it's 12:00 PM (noon) in Tehran, it's 10:00 AM in Vienna.