Offset
The time difference between Antananarivo and Greenwich Mean Time is 3 hours.
Antananarivo (GMT+3) is ahead of Greenwich Mean Time (GMT).
GMT+3: UTC+3
GMT: UTC
Neither Antananarivo nor Greenwich Mean Time is currently observing daylight saving time.
When to schedule
Business-hours overlap: 11 AM–5 PM in Antananarivo (9 AM–3 PM in Greenwich Mean Time).
Both teams are in working hours during this window on weekdays.
Suggested time: 2:00 PM Antananarivo (12:00 PM Greenwich Mean Time).
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.
Madagascar
- New Year's DayThu, Jan 1
- Martyrs' DaySun, Mar 29
- Easter MondayMon, Apr 6
- Labour DayFri, May 1
- Ascension DayThu, May 14
- Whit MondayMon, May 25
- Independence DayFri, Jun 26
- Assumption DaySat, Aug 15
- All Saints' DaySun, Nov 1
- Christmas DayFri, Dec 25
United Kingdom
- Good FridayFri, Apr 3
- Early May Bank HolidayMon, May 4
- Spring Bank HolidayMon, May 25
- Christmas DayFri, Dec 25
- St. Stephen's DayMon, Dec 28
About these zones
Antananarivo uses East Africa Time. To call Madagascar, dial +261.
Greenwich Mean Time is also known as GMT, or BST. To call United Kingdom, dial +44.
Greenwich Mean Time is approximately 5,650 miles northwest of Antananarivo.
Quick reference
Full 24-hour conversion table — tap any time to open it in the converter.
| Antananarivo | GMT | Day |
|---|---|---|
| 12:00 am | 10:00 pm | -1 day |
| 1:00 am | 11:00 pm | -1 day |
| 2:00 am | 12:00 am | Same day |
| 3:00 am | 1:00 am | Same day |
| 4:00 am | 1:00 am | Same day |
| 5:00 am | 2:00 am | Same day |
| 6:00 am | 3:00 am | Same day |
| 7:00 am | 4:00 am | Same day |
| 8:00 am | 5:00 am | Same day |
| 9:00 am | 6:00 am | Same day |
| 10:00 am | 7:00 am | Same day |
| 11:00 am | 8:00 am | Same day |
| 12:00 pm | 9:00 am | Same day |
| 1:00 pm | 10:00 am | Same day |
| 2:00 pm | 11:00 am | Same day |
| 3:00 pm | 12:00 pm | Same day |
| 4:00 pm | 1:00 pm | Same day |
| 5:00 pm | 2:00 pm | Same day |
| 6:00 pm | 3:00 pm | Same day |
| 7:00 pm | 4:00 pm | Same day |
| 8:00 pm | 5:00 pm | Same day |
| 9:00 pm | 6:00 pm | Same day |
| 10:00 pm | 7:00 pm | Same day |
| 11:00 pm | 8:00 pm | Same day |
Daylight saving time
Greenwich Mean Time observes daylight saving time; Antananarivo does not. The offset between the two zones changes when Greenwich Mean Time transitions: on Sunday, March 28, 2027, clocks spring forward from GMT to BST.
See the daylight saving time page for transition dates across every time zone.
Daylight today
- Sunrise
- 5:14 AM
- Sunset
- 5:55 PM
- Day length
- 12h 41m
- Sunrise
- 6:42 AM
- Sunset
- 4:49 PM
- Day length
- 10h 7m
Daylight overlap: 8h 13m — 9:42 AM–5:55 PM in Antananarivo (6:42 AM–2:55 PM in Greenwich Mean Time). Both locations are in daylight during this window.
Cities in these zones
Cities in Greenwich Mean Time
Browse all cities to see the current local time anywhere.
Airports in these zones
Airports in East Africa Time
- TNR
Airports in Greenwich Mean Time
- LCY
- LGW
- LHR
- LTN
- STN
- BHX
- EMA
- GLA
- PIK
- LBA
Related conversions
Common conversions
- What is 9:00 am Antananarivo in GMT?
- 9:00 am Antananarivo is 6:00 am GMT.
- What is 12:00 pm Antananarivo in GMT?
- 12:00 pm Antananarivo is 9:00 am GMT.
- What is 12:30 pm Antananarivo in GMT?
- 12:30 pm Antananarivo is 9:30 am GMT.
- What is 2:00 pm Antananarivo in GMT?
- 2:00 pm Antananarivo is 11:00 am GMT.
- What is 5:00 pm Antananarivo in GMT?
- 5:00 pm Antananarivo is 2:00 pm GMT.
- What is 11:30 pm Antananarivo in GMT?
- 11:30 pm Antananarivo is 8:30 pm GMT.