Time in Adak Island and Sapporo
The time difference between Adak Island, Alaska, and Sapporo is 18 hours. Sapporo is 18 hours ahead of Adak Island.
This means 9am in Adak Island is 3am in Sapporo (next day) and 5pm in Adak Island is 11am in Sapporo (next day).
Adak Island
- The current local time in Adak Island is 9:44 pm (June 16, 2026)
- Adak Island is in the Hawaii–Aleutian Daylight Time Zone
- The time zone offset for Adak Island, United States, is UTC-09:00
Sapporo
- The current local time in Sapporo is 3:44 pm (June 16, 2026)
- Sapporo is in the Japan Standard Time Zone
- The time zone offset for Sapporo, Japan, is UTC+09:00
How to convert Adak Island time to Sapporo time?
Add 18 hours to Adak Island time to get Sapporo time.
Time in Adak Island
00:00
Time in Sapporo
00:00
Use the slider above to convert Adak Island time to Sapporo time and view the day and night map at different times.
Day–night colors on the map:
Day
Civil twilight
Nautical twilight
Astronomical twilight
NightTime Conversion Chart
| Adak Island | Sapporo |
|---|---|
| 12am | 6pm |
| 1am | 7pm |
| 2am | 8pm |
| 3am | 9pm |
| 4am | 10pm |
| 5am | 11pm |
| 6am | 12am |
| 7am | 1am |
| 8am | 2am |
| 9am | 3am |
| 10am | 4am |
| 11am | 5am |
| 12pm | 6am |
| 1pm | 7am |
| 2pm | 8am |
| 3pm | 9am |
| 4pm | 10am |
| 5pm | 11am |
| 6pm | 12pm |
| 7pm | 1pm |
| 8pm | 2pm |
| 9pm | 3pm |
| 10pm | 4pm |
| 11pm | 5pm |
Time difference from Adak Island (UTC-09:00)
+18 hours
+18 hours
+1 hour
+1 hour
+21 hours
+1 hour
+19 hours
+18 hours