Dong Hoi keeps UTC+7 all year. There is no daylight saving time, so the clock never changes.
Dong Hoi and your time
Dong Hoi at a glance
| Country | Vietnam |
|---|---|
| Region | Quang Tri |
| Time zone | Asia/Ho_Chi_Minh |
| UTC offset now | UTC+7 |
| Daylight saving time | Not observed |
| Coordinates | 17.47° N, 106.62° E |
Dong Hoi time zone and clock changes
Local time in Dong Hoi is UTC+7 year round, under the Asia/Ho_Chi_Minh rules. Clocks have not changed for the seasons here since at least 1970.
Dong Hoi is on the same time as the rest of Vietnam, including the capital, Hanoi.
Clock changes in Dong Hoi, 2026 and 2027
No clock changes are scheduled in Dong Hoi for 2026 or 2027.
Dong Hoi time compared with major cities
Take 9:00 AM in Dong Hoi: the clock reads 9:00 PM (previous day) in New York, 1:00 PM in Sydney and 6:00 PM (previous day) in Los Angeles.
| City | Time now | Difference now | In January | In July | Shared office hours |
|---|---|---|---|---|---|
| New York (United States) | --:-- | 12 h behind | 12 h behind | 11 h behind | None |
| Los Angeles (United States) | --:-- | 15 h behind | 15 h behind | 14 h behind | None |
| London (United Kingdom) | --:-- | 7 h behind | 7 h behind | 6 h behind | 1 h |
| Paris (France) | --:-- | 6 h behind | 6 h behind | 5 h behind | 2 h |
| Dubai (United Arab Emirates) | --:-- | 3 h behind | 3 h behind | 3 h behind | 5 h |
| Mumbai (India) | --:-- | 1 h 30 min behind | 1 h 30 min behind | 1 h 30 min behind | 6 h 30 min |
| Singapore | --:-- | 1 h ahead | 1 h ahead | 1 h ahead | 7 h |
| Tokyo (Japan) | --:-- | 2 h ahead | 2 h ahead | 2 h ahead | 6 h |
| Sydney (Australia) | --:-- | 4 h ahead | 4 h ahead | 3 h ahead | 4 h |
| UTC | --:-- | 7 h behind | 7 h behind | 7 h behind | 1 h |
Dong Hoi never changes its clocks, but many of these cities do. Where the January and July columns disagree, the gap shifts when the other city moves to or from daylight saving time.
Shared office hours counts the time when the clock reads between 9 AM and 5 PM in both cities on the same day.
Sunrise and sunset in Dong Hoi
Today
| Sunrise | --:-- |
|---|---|
| Sunset | --:-- |
| Day length | -- |
| Solar noon | --:-- |
Close to the equator, days in Dong Hoi last between 11 hours 5 minutes and 13 hours 11 minutes, so evenings get dark at about the same time all year.
Daylight through the year in Dong Hoi
| Date | Sunrise | Sunset | Day length | |
|---|---|---|---|---|
| March equinox | March 20 | 5:58 AM | 6:04 PM | 12 h 6 min |
| June solstice | June 21 | 5:20 AM | 6:31 PM | 13 h 11 min |
| September equinox | September 23 | 5:43 AM | 5:49 PM | 12 h 7 min |
| December solstice | December 22 | 6:19 AM | 5:25 PM | 11 h 5 min |
Clock time and sun time in Dong Hoi
Dong Hoi lies close to the centre of its time zone, so the sun is highest at about 11:55 AM on standard time, close to clock noon.
Places close to Dong Hoi
All the places listed below keep the same time as Dong Hoi.
| City | Distance | Time now | Difference |
|---|---|---|---|
| Quảng Trạch | 38 km (24 mi) | --:-- | Same time |
| Kỳ Anh | 74 km (46 mi) | --:-- | Same time |
| Đông Hà | 89 km (55 mi) | --:-- | Same time |
| Ha Tinh | 123 km (77 mi) | --:-- | Same time |
| Phong Điền | 126 km (78 mi) | --:-- | Same time |
| Hương Trà | 139 km (86 mi) | --:-- | Same time |
| Huế | 152 km (95 mi) | --:-- | Same time |
| Vinh | 166 km (103 mi) | --:-- | Same time |
More cities in Vietnam
All time zones and cities in Vietnam
Tools for time in Dong Hoi
- Convert a time to or from Dong Hoi: pick a date and time and see it in every city on your list.
- Add Dong Hoi to your world clock to keep it next to your own time.
- Find a meeting time that falls inside office hours in Dong Hoi and the other cities you work with.
- Open a full-screen clock for your own time zone.
Frequently asked questions
What time zone is Dong Hoi in?
Dong Hoi uses the Asia/Ho_Chi_Minh time zone, which is UTC+7 all year.
Does Dong Hoi use daylight saving time?
No. Dong Hoi stays on UTC+7 all year, so the time difference to places without daylight saving time never changes.
What is the time difference between Dong Hoi and New York?
Dong Hoi is 12 hours ahead of New York in January and 11 hours ahead of New York in July, because New York moves its clocks for daylight saving time and Dong Hoi does not.
Is Dong Hoi on the same time as Hanoi?
Yes. Dong Hoi and Hanoi both use UTC+7 right now.
How long is the longest day in Dong Hoi?
About 13 hours 11 minutes, around the June solstice. The shortest day, around the December solstice, has about 11 hours 5 minutes of daylight.
Time zone rules: IANA tz database, version 2026e. Place names and coordinates: GeoNames. Sunrise and sunset are calculated from the coordinates and can differ by a minute or two from local almanacs.