Offset
The time difference between Tehran and Paris is 1.5 hours.
Tehran (IRST) is ahead of Paris (CEST).
IRST: UTC+3:30
CEST: UTC+2
Paris is currently observing daylight saving time; Tehran is not.
When to schedule
Business-hours overlap: 11 AM–5 PM in Tehran (9 AM–3 PM in Paris).
Both teams are in working hours during this window on weekdays.
Suggested time: 2:00 PM Tehran (12:30 PM Paris).
This window may shift by an hour during daylight saving time.
Public holidays in 2026
National public holidays can affect availability — a counterpart is likely off work on their own holidays, so it's worth planning meetings and deadlines around them.
France
- New Year's DayThu, Jan 1
- Easter MondayMon, Apr 6
- Labour DayFri, May 1
- Victory in Europe DayFri, May 8
- Ascension DayThu, May 14
- Whit MondayMon, May 25
- Bastille DayTue, Jul 14
- Assumption DaySat, Aug 15
- All Saints' DaySun, Nov 1
- Armistice DayWed, Nov 11
- Christmas DayFri, Dec 25
About these zones
Quick reference
Full 24-hour conversion table — tap any time to open it in the converter.
| Tehran | Paris | Day |
|---|---|---|
| 12:00 am | 10:30 pm | -1 day |
| 1:00 am | 11:30 pm | -1 day |
| 2:00 am | 12:30 am | Same day |
| 3:00 am | 1:30 am | Same day |
| 4:00 am | 2:30 am | Same day |
| 5:00 am | 3:30 am | Same day |
| 6:00 am | 4:30 am | Same day |
| 7:00 am | 5:30 am | Same day |
| 8:00 am | 6:30 am | Same day |
| 9:00 am | 7:30 am | Same day |
| 10:00 am | 8:30 am | Same day |
| 11:00 am | 9:30 am | Same day |
| 12:00 pm | 10:30 am | Same day |
| 1:00 pm | 11:30 am | Same day |
| 2:00 pm | 12:30 pm | Same day |
| 3:00 pm | 1:30 pm | Same day |
| 4:00 pm | 2:30 pm | Same day |
| 5:00 pm | 3:30 pm | Same day |
| 6:00 pm | 4:30 pm | Same day |
| 7:00 pm | 5:30 pm | Same day |
| 8:00 pm | 6:30 pm | Same day |
| 9:00 pm | 7:30 pm | Same day |
| 10:00 pm | 8:30 pm | Same day |
| 11:00 pm | 9:30 pm | Same day |
Daylight saving time
Paris observes daylight saving time; Tehran does not. The offset between the two zones changes when Paris transitions: on Sunday, October 25, 2026, clocks fall back from CEST to CET.
See the daylight saving time page for transition dates across every time zone.
Daylight today
- Sunrise
- 4:49 AM
- Sunset
- 7:19 PM
- Day length
- 14h 30m
- Sunrise
- 5:49 AM
- Sunset
- 9:52 PM
- Day length
- 16h 3m
Daylight overlap: 12h — 7:19 AM–7:19 PM in Tehran (5:49 AM–5:49 PM in Paris). Both locations are in daylight during this window.
Cities in these zones
Other cities in Central European Time
Browse all cities to see the current local time anywhere.
Airports in these zones
Airports in Iran Standard Time
- IKA
- THR
- MHD
- IFN
- PYK
- TBZ
Airports in Central European Time
- CDG
- LBG
- ORY
- MRS
- GNB
- LYS
- NCE
Related conversions
Common conversions
- What is 9:00 am Tehran in Paris?
- 9:00 am Tehran is 7:30 am Paris.
- What is 12:00 pm Tehran in Paris?
- 12:00 pm Tehran is 10:30 am Paris.
- What is 12:30 pm Tehran in Paris?
- 12:30 pm Tehran is 11:00 am Paris.
- What is 2:00 pm Tehran in Paris?
- 2:00 pm Tehran is 12:30 pm Paris.
- What is 5:00 pm Tehran in Paris?
- 5:00 pm Tehran is 3:30 pm Paris.
- What is 11:30 pm Tehran in Paris?
- 11:30 pm Tehran is 10:00 pm Paris.