Offset
The time difference between Eastern Time and Port Harcourt is 5 hours.
Eastern Time (EDT) is behind Port Harcourt (WAT).
EDT: UTC-4
WAT: UTC+1
Eastern Time is currently observing daylight saving time; Port Harcourt is not.
When to schedule
Business-hours overlap: 9 AM–12 PM in Eastern Time (2 PM–5 PM in Port Harcourt).
Both teams are in working hours during this window on weekdays.
Suggested time: 10:00 AM Eastern Time (3:00 PM Port Harcourt).
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 States
- New Year's DayThu, Jan 1
- Martin Luther King, Jr. DayMon, Jan 19
- Presidents DayMon, Feb 16
- Memorial DayMon, May 25
- Juneteenth National Independence DayFri, Jun 19
- Independence DayFri, Jul 3
- Labour DayMon, Sep 7
- Columbus DayMon, Oct 12
- Veterans DayWed, Nov 11
- Thanksgiving DayThu, Nov 26
- Christmas DayFri, Dec 25
Nigeria
- New Year's DayThu, Jan 1
- Good FridayFri, Apr 3
- Easter MondayMon, Apr 6
- Workers' DayFri, May 1
- Children's DayWed, May 27
- Democracy DayFri, Jun 12
- National DayThu, Oct 1
- National Youth DaySun, Nov 1
- Christmas DayFri, Dec 25
- Boxing DayMon, Dec 28
About these zones
Eastern Time is also known as EST, or EDT. To call United States, dial +1.
Port Harcourt uses West Africa Time (WAT). To call Nigeria, dial +234.
Port Harcourt is approximately 5,550 miles east of Eastern Time.
Quick reference
Full 24-hour conversion table — tap any time to open it in the converter.
| EST | Port Harcourt | Day |
|---|---|---|
| 12:00 am | 5:00 am | Same day |
| 1:00 am | 6:00 am | Same day |
| 2:00 am | 7:00 am | Same day |
| 3:00 am | 8:00 am | Same day |
| 4:00 am | 9:00 am | Same day |
| 5:00 am | 10:00 am | Same day |
| 6:00 am | 11:00 am | Same day |
| 7:00 am | 12:00 pm | Same day |
| 8:00 am | 1:00 pm | Same day |
| 9:00 am | 2:00 pm | Same day |
| 10:00 am | 3:00 pm | Same day |
| 11:00 am | 4:00 pm | Same day |
| 12:00 pm | 5:00 pm | Same day |
| 1:00 pm | 6:00 pm | Same day |
| 2:00 pm | 7:00 pm | Same day |
| 3:00 pm | 8:00 pm | Same day |
| 4:00 pm | 9:00 pm | Same day |
| 5:00 pm | 10:00 pm | Same day |
| 6:00 pm | 11:00 pm | Same day |
| 7:00 pm | 12:00 am | +1 day |
| 8:00 pm | 1:00 am | +1 day |
| 9:00 pm | 2:00 am | +1 day |
| 10:00 pm | 3:00 am | +1 day |
| 11:00 pm | 4:00 am | +1 day |
Daylight saving time
Eastern Time observes daylight saving time; Port Harcourt does not. The offset between the two zones changes when Eastern Time transitions: on Sunday, November 1, 2026, clocks fall back from EDT to EST.
See the daylight saving time page for transition dates across every time zone.
Daylight today
- Sunrise
- 5:43 AM
- Sunset
- 8:23 PM
- Day length
- 14h 40m
- Sunrise
- 6:28 AM
- Sunset
- 6:50 PM
- Day length
- 12h 21m
Daylight overlap: 8h 7m — 5:43 AM–1:50 PM in Eastern Time (10:43 AM–6:50 PM in Port Harcourt). Both locations are in daylight during this window.
Cities in these zones
Cities in Eastern Time
Browse all cities to see the current local time anywhere.
Airports in these zones
Airports in Eastern Time
- EWR
- HPN
- JFK
- LGA
- TEB
- ILG
- PHL
- TTN
- CLT
- USA
Airports in West Africa Time
- LOS
- KAN
- IBA
- ABV
- PHC
- KAD
- BNI
- ABB
Related conversions
Common conversions
- What is 9:00 am EST in Port Harcourt?
- 9:00 am EST is 2:00 pm Port Harcourt.
- What is 12:00 pm EST in Port Harcourt?
- 12:00 pm EST is 5:00 pm Port Harcourt.
- What is 12:30 pm EST in Port Harcourt?
- 12:30 pm EST is 5:30 pm Port Harcourt.
- What is 2:00 pm EST in Port Harcourt?
- 2:00 pm EST is 7:00 pm Port Harcourt.
- What is 5:00 pm EST in Port Harcourt?
- 5:00 pm EST is 10:00 pm Port Harcourt.
- What is 11:30 pm EST in Port Harcourt?
- 11:30 pm EST is 4:30 am Port Harcourt, the next day.