Offset
The time difference between Greenwich Mean Time and East Africa Time is 2 hours.
Greenwich Mean Time (BST) is behind East Africa Time (EAT).
BST: UTC+1
EAT: UTC+3
Greenwich Mean Time is currently observing daylight saving time; East Africa Time is not.
When to schedule
Business-hours overlap: 9 AM–3 PM in Greenwich Mean Time (11 AM–5 PM in East Africa Time).
Both teams are in working hours during this window on weekdays.
Suggested time: 12:00 PM Greenwich Mean Time (2:00 PM East Africa 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.
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
Kenya
- New Year's DayThu, Jan 1
- Good FridayFri, Apr 3
- Easter MondayMon, Apr 6
- Labour DayFri, May 1
- Madaraka DayMon, Jun 1
- Mazingira DaySat, Oct 10
- Mashujaa DayTue, Oct 20
- Jamhuri DaySat, Dec 12
- Christmas DayFri, Dec 25
- Boxing DaySat, Dec 26
About these zones
Greenwich Mean Time is also known as GMT, or BST. To call United Kingdom, dial +44.
East Africa Time is also known as EAT. To call Kenya, dial +254.
East Africa Time is approximately 4,250 miles southeast of Greenwich Mean Time.
Quick reference
Full 24-hour conversion table — tap any time to open it in the converter.
| GMT | EAT | Day |
|---|---|---|
| 12:00 am | 2:00 am | Same day |
| 1:00 am | 3:00 am | Same day |
| 2:00 am | 4:00 am | Same day |
| 3:00 am | 5:00 am | Same day |
| 4:00 am | 6:00 am | Same day |
| 5:00 am | 7:00 am | Same day |
| 6:00 am | 8:00 am | Same day |
| 7:00 am | 9:00 am | Same day |
| 8:00 am | 10:00 am | Same day |
| 9:00 am | 11:00 am | Same day |
| 10:00 am | 12:00 pm | Same day |
| 11:00 am | 1:00 pm | Same day |
| 12:00 pm | 2:00 pm | Same day |
| 1:00 pm | 3:00 pm | Same day |
| 2:00 pm | 4:00 pm | Same day |
| 3:00 pm | 5:00 pm | Same day |
| 4:00 pm | 6:00 pm | Same day |
| 5:00 pm | 7:00 pm | Same day |
| 6:00 pm | 8:00 pm | Same day |
| 7:00 pm | 9:00 pm | Same day |
| 8:00 pm | 10:00 pm | Same day |
| 9:00 pm | 11:00 pm | Same day |
| 10:00 pm | 12:00 am | +1 day |
| 11:00 pm | 1:00 am | +1 day |
Daylight saving time
Greenwich Mean Time observes daylight saving time; East Africa Time does not. The offset between the two zones changes when Greenwich Mean Time transitions: on Sunday, October 25, 2026, clocks fall back from BST to GMT.
See the daylight saving time page for transition dates across every time zone.
Daylight today
- Sunrise
- 4:47 AM
- Sunset
- 9:13 PM
- Day length
- 16h 25m
- Sunrise
- 6:31 AM
- Sunset
- 6:34 PM
- Day length
- 12h 3m
Daylight overlap: 11h 46m — 4:47 AM–4:34 PM in Greenwich Mean Time (6:47 AM–6:34 PM in East Africa Time). Both locations are in daylight during this window.
Cities in these zones
Cities in Greenwich Mean Time
Cities in East Africa Time
Browse all cities to see the current local time anywhere.
Airports in these zones
Airports in Greenwich Mean Time
- LCY
- LGW
- LHR
- LTN
- STN
- BHX
- EMA
- GLA
- PIK
- LBA
Airports in East Africa Time
- NBO
- WIL
- KIS
Related conversions
Common conversions
- What is 9:00 am GMT in EAT?
- 9:00 am GMT is 11:00 am EAT.
- What is 12:00 pm GMT in EAT?
- 12:00 pm GMT is 2:00 pm EAT.
- What is 12:30 pm GMT in EAT?
- 12:30 pm GMT is 2:30 pm EAT.
- What is 2:00 pm GMT in EAT?
- 2:00 pm GMT is 4:00 pm EAT.
- What is 5:00 pm GMT in EAT?
- 5:00 pm GMT is 7:00 pm EAT.
- What is 11:30 pm GMT in EAT?
- 11:30 pm GMT is 1:30 am EAT, the next day.