🇮🇹 Rome to 🇺🇸 Honolulu time
Honolulu is 12 hours behind Rome
Convert a specific time
When it is in Rome, it is 21:00 in Honolulu.
Popular conversions
9 am in Rome is 9 pm the previous day in Honolulu. 10 am in Rome is 10 pm the previous day in Honolulu. 11 am in Rome is 11 pm the previous day in Honolulu. 12 pm in Rome is 12 am in Honolulu. 3 pm in Rome is 3 am in Honolulu. 5 pm in Rome is 5 am in Honolulu. 6 pm in Rome is 6 am in Honolulu. 8 pm in Rome is 8 am in Honolulu.
Rome to Honolulu — hour by hour
Jump to: 9 am 10 am 11 am 12 pm 3 pm 5 pm 6 pm
| 00:00 | 12:00 −1d |
| 01:00 | 13:00 −1d |
| 02:00 | 14:00 −1d |
| 03:00 | 15:00 −1d |
| 04:00 | 16:00 −1d |
| 05:00 | 17:00 −1d |
| 06:00 | 18:00 −1d |
| 07:00 | 19:00 −1d |
| 08:00 | 20:00 −1d |
| 09:00 | 21:00 −1d |
| 10:00 | 22:00 −1d |
| 11:00 | 23:00 −1d |
| 12:00 | 00:00 |
| 13:00 | 01:00 |
| 14:00 | 02:00 |
| 15:00 | 03:00 |
| 16:00 | 04:00 |
| 17:00 | 05:00 |
| 18:00 | 06:00 |
| 19:00 | 07:00 |
| 20:00 | 08:00 |
| 21:00 | 09:00 |
| 22:00 | 10:00 |
| 23:00 | 11:00 |
Time difference by month (2026)
How far Honolulu runs ahead (+) or behind (−) Rome on the 15th of each month.
| Jan | −11h |
| Feb | −11h |
| Mar | −11h |
| Apr | −12h |
| May | −12h |
| Jun | −12h |
| Jul | −12h |
| Aug | −12h |
| Sep | −12h |
| Oct | −12h |
| Nov | −11h |
| Dec | −11h |
The gap is not constant: because of daylight saving changeovers it shifts in Apr and Nov so double-check around those months when scheduling ahead.
Time difference between Rome and Honolulu
Honolulu (Pacific/Honolulu) is currently 12 hours behind Rome (Europe/Rome). When it is 09:00 in Rome, it is 21:00 in Honolulu. One or both cities observe daylight saving time, so this difference can change with the seasons — the clocks and table on this page always reflect the current rules.
Best time to call between Rome and Honolulu
For a call or meeting, there is no overlap between normal working hours (09:00–18:00) in the two cities — one side will need an early morning or late evening call.
Going the other way?
See the reverse conversion: Honolulu to Rome time, or the city pages for Rome and Honolulu.
FAQ: Rome to Honolulu time
What is the time difference between Rome and Honolulu?
Honolulu is 12 hours behind Rome right now. The gap is not constant: because of daylight saving changeovers it shifts in Apr and Nov so double-check around those months when scheduling ahead.
What time is 9 am in Rome in Honolulu?
When it is 9:00 am in Rome, it is 9 pm in Honolulu. The hour-by-hour table above covers every other hour of the day.
How do I convert Rome time to Honolulu time?
Subtract 12 hours from Rome local time to get Honolulu time. Or type any time into the converter above and read the result instantly.