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SGT to HST converter
Singapore Time
—
Hawaii Time
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Hawaii Time is always 18 hours behind Singapore Time.
When does the difference change?
The difference stays the same all year: HST is 18 hours behind SGT.
Questions
What time is 9 AM SGT in HST?
9 AM Singapore Time is 3 PM the day before Hawaii Time.
How many hours ahead or behind is HST from SGT?
Hawaii Time is always 18 hours behind Singapore Time.
Does the SGT to HST difference change?
No, it stays the same all year.
About these time zones
SGT to HST, hour by hour
| Singapore Time | Hawaii Time |
|---|---|
| 12 AM | 6 AM (previous day) |
| 1 AM | 7 AM (previous day) |
| 2 AM | 8 AM (previous day) |
| 3 AM | 9 AM (previous day) |
| 4 AM | 10 AM (previous day) |
| 5 AM | 11 AM (previous day) |
| 6 AM | 12 PM (previous day) |
| 7 AM | 1 PM (previous day) |
| 8 AM | 2 PM (previous day) |
| 9 AM | 3 PM (previous day) |
| 10 AM | 4 PM (previous day) |
| 11 AM | 5 PM (previous day) |
| 12 PM | 6 PM (previous day) |
| 1 PM | 7 PM (previous day) |
| 2 PM | 8 PM (previous day) |
| 3 PM | 9 PM (previous day) |
| 4 PM | 10 PM (previous day) |
| 5 PM | 11 PM (previous day) |
| 6 PM | 12 AM |
| 7 PM | 1 AM |
| 8 PM | 2 AM |
| 9 PM | 3 AM |
| 10 PM | 4 AM |
| 11 PM | 5 AM |
Based on the clocks on Monday, October 12, 2026. Use the converter above for another date.