Offset
The time difference between West Africa Time and Hawaii Time is 11 hours.
West Africa Time (WAT) is ahead of Hawaii Time (HST).
WAT: UTC+1
HST: UTC-10
Neither West Africa Time nor Hawaii Time is currently observing daylight saving time.
When to schedule
Standard business hours (9 AM–5 PM, Mon–Fri) in West Africa Time and Hawaii Time don't overlap on the same weekday. Hawaii Time is 11 hours behind West Africa Time.
With some flexibility, there’s a workable window outside standard hours:
- 6 PM–8 PM in West Africa Time (7 AM–9 AM in Hawaii Time) — suggest 7:00 PM West Africa Time (8:00 AM Hawaii Time).
This means an early start or late finish for one side, but it’s a reasonable slot for a one-off meeting.
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.
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
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
About these zones
West Africa Time is also known as WAT. To call Nigeria, dial +234.
Hawaii Time is also known as HST. To call United States, dial +1.
Hawaii Time is approximately 10,150 miles northwest of West Africa Time.
Quick reference
Full 24-hour conversion table — tap any time to open it in the converter.
| WAT | HST | Day |
|---|---|---|
| 12:00 am | 1:00 pm | -1 day |
| 1:00 am | 2:00 pm | -1 day |
| 2:00 am | 3:00 pm | -1 day |
| 3:00 am | 4:00 pm | -1 day |
| 4:00 am | 5:00 pm | -1 day |
| 5:00 am | 6:00 pm | -1 day |
| 6:00 am | 7:00 pm | -1 day |
| 7:00 am | 8:00 pm | -1 day |
| 8:00 am | 9:00 pm | -1 day |
| 9:00 am | 10:00 pm | -1 day |
| 10:00 am | 11:00 pm | -1 day |
| 11:00 am | 12:00 am | Same day |
| 12:00 pm | 1:00 am | Same day |
| 1:00 pm | 2:00 am | Same day |
| 2:00 pm | 3:00 am | Same day |
| 3:00 pm | 4:00 am | Same day |
| 4:00 pm | 5:00 am | Same day |
| 5:00 pm | 6:00 am | Same day |
| 6:00 pm | 7:00 am | Same day |
| 7:00 pm | 8:00 am | Same day |
| 8:00 pm | 9:00 am | Same day |
| 9:00 pm | 10:00 am | Same day |
| 10:00 pm | 11:00 am | Same day |
| 11:00 pm | 12:00 pm | Same day |
Daylight saving time
Neither West Africa Time nor Hawaii Time observes daylight saving time. The offset between these zones remains constant year-round.
See the daylight saving time page for transition dates across every time zone.
Daylight today
- Sunrise
- 6:31 AM
- Sunset
- 7:00 PM
- Day length
- 12h 29m
- Sunrise
- 5:50 AM
- Sunset
- 7:12 PM
- Day length
- 13h 22m
Cities in these zones
Cities in West Africa Time
Cities in Hawaii Time
Browse all cities to see the current local time anywhere.
Airports in these zones
Airports in West Africa Time
- LOS
- KAN
- IBA
- ABV
- PHC
- KAD
- BNI
- ABB
Airports in Hawaii Time
- HNL
Related conversions
Common conversions
- What is 9:00 am WAT in HST?
- 9:00 am WAT is 10:00 pm HST, the previous day.
- What is 12:00 pm WAT in HST?
- 12:00 pm WAT is 1:00 am HST.
- What is 12:30 pm WAT in HST?
- 12:30 pm WAT is 1:30 am HST.
- What is 2:00 pm WAT in HST?
- 2:00 pm WAT is 3:00 am HST.
- What is 5:00 pm WAT in HST?
- 5:00 pm WAT is 6:00 am HST.
- What is 11:30 pm WAT in HST?
- 11:30 pm WAT is 12:30 pm HST.