Time difference between Boa Vista and Shanghai
Shanghai is 12 hours ahead of Boa Vista.
Local time in both cities
Brazil
ChinaShanghai is 12 hours ahead of Boa Vista.
already the next day
Time zones
| Boa Vista | America/Boa_Vista · UTC-04:00 |
|---|---|
| Shanghai | Asia/Shanghai · UTC+08:00 |
Boa Vista does not observe daylight saving and stays on UTC-04:00 all year.
Shanghai does not observe daylight saving and stays on UTC+08:00 all year.
Hour-by-hour conversion
Calculated for 2026-11-15 local time in Boa Vista. The two places start and end daylight saving on different dates, so another day can give a different result.
| Boa Vista (source) | Shanghai (target) |
|---|---|
| 00:00 | 12:00 |
| 01:00 | 13:00 |
| 02:00 | 14:00 |
| 03:00 | 15:00 |
| 04:00 | 16:00 |
| 05:00 | 17:00 |
| 06:00 | 18:00 |
| 07:00 | 19:00 |
| 08:00 | 20:00 |
| 09:00 | 21:00 |
| 10:00 | 22:00 |
| 11:00 | 23:00 |
| 12:00 | 00:00 next day |
| 13:00 | 01:00 next day |
| 14:00 | 02:00 next day |
| 15:00 | 03:00 next day |
| 16:00 | 04:00 next day |
| 17:00 | 05:00 next day |
| 18:00 | 06:00 next day |
| 19:00 | 07:00 next day |
| 20:00 | 08:00 next day |
| 21:00 | 09:00 next day |
| 22:00 | 10:00 next day |
| 23:00 | 11:00 next day |
Other common differences from Boa Vista
FAQ
- How many hours apart are Boa Vista and Shanghai right now?
- For Boa Vista and Shanghai, the current difference is +12:00, calculated from today’s time-zone rules. The page shows the local date in both cities on a 24-hour clock. Daylight-saving changes can alter the gap. Use specific-date mode for another day and check for a date rollover rather than carrying today’s offset forward. Verify the intended local date on each side before scheduling, especially when the conversion falls near midnight or the destination observes a different seasonal clock change.
- Does the time difference between Boa Vista and Shanghai stay constant all year?
- The gap between Boa Vista and Shanghai does not necessarily stay constant all year. If the two cities change daylight-saving time on different dates, their difference can vary; months 1 and 7 may show different results. Choose the intended date in specific-date mode and check the converted local date. Do not assume that 1 fixed offset applies for every day of the year, particularly when arranging future meetings or reviewing dates near seasonal clock changes.
- How does the hourly table mark date changes and daylight-saving gaps from Boa Vista to Shanghai?
- The hourly table for Boa Vista and Shanghai lists corresponding local times for each hour and marks the same instant and any date rollover. It covers 24 hourly slots across 2 cities; a local time skipped by a daylight-saving jump is identified instead of being invented. Check the date and the time zones on both sides when arranging a meeting. Shifting the displayed hour alone can give the wrong local date when the conversion crosses midnight.