HST: Hawaii Standard Time
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HST to EAT: convert Hawaii Standard Time to East Africa Time
EAT is 13 hours ahead of HST all year.
Neither clock changes for daylight saving, so the gap never moves.
One instant, two local clocks
Drag one day across both zones
Shared instant12:00 UTC
Difference nowEAT is 13 hours ahead
HSTHawaii Standard Time
02:00Thu, Jan 15
EATEast Africa Time
15:00Thu, Jan 15
Approximate daylight 09:00 to 17:00 Selected local time
Both lanes show the same instant. Local dates, daylight, and offsets come from each IANA zone on the selected date, so daylight saving changes are included.
Right now
EAT: East Africa Time
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Local times come from your browser's IANA time zone data.
HST to EAT hour by hour
| HST | EAT |
|---|---|
| 12:00 AM | 1:00 PM |
| 1:00 AM | 2:00 PM |
| 2:00 AM | 3:00 PM |
| 3:00 AM | 4:00 PM |
| 4:00 AM | 5:00 PM |
| 5:00 AM | 6:00 PM |
| 6:00 AM | 7:00 PM |
| 7:00 AM | 8:00 PM |
| 8:00 AM | 9:00 PM |
| 9:00 AM | 10:00 PM |
| 10:00 AM | 11:00 PM |
| 11:00 AM | 12:00 AM (next day) |
| 12:00 PM | 1:00 AM (next day) |
| 1:00 PM | 2:00 AM (next day) |
| 2:00 PM | 3:00 AM (next day) |
| 3:00 PM | 4:00 AM (next day) |
| 4:00 PM | 5:00 AM (next day) |
| 5:00 PM | 6:00 AM (next day) |
| 6:00 PM | 7:00 AM (next day) |
| 7:00 PM | 8:00 AM (next day) |
| 8:00 PM | 9:00 AM (next day) |
| 9:00 PM | 10:00 AM (next day) |
| 10:00 PM | 11:00 AM (next day) |
| 11:00 PM | 12:00 PM (next day) |
Scheduling a call between HST and EAT
Standard business hours (9:00 AM to 5:00 PM) do not overlap: daytime in Hawaii Standard Time falls outside the working day in East Africa Time, so one side needs an early morning or late evening.
More HST conversions
Offsets are computed from the IANA time zone database for January 15 and July 15 of the current year. HST here means Hawaii Standard Time (Hawaii, United States); EAT means East Africa Time (East Africa).