Ha Long keeps UTC+7 all year. There is no daylight saving time, so the clock never changes.
Ha Long and your time
Ha Long at a glance
| Country | Vietnam |
|---|---|
| Region | Quảng Ninh |
| Time zone | Asia/Ho_Chi_Minh |
| UTC offset now | UTC+7 |
| Daylight saving time | Not observed |
| Coordinates | 20.95° N, 107.07° E |
Time zone in Ha Long
Ha Long follows the Asia/Ho_Chi_Minh time zone and stays on UTC+7 all year. The tz database records no daylight saving time here since 1970.
All of Vietnam keeps the same time, so Ha Long reads the same clock as Hanoi.
Clock changes in Ha Long, 2026 and 2027
No clock changes are scheduled in Ha Long for 2026 or 2027.
Time difference between Ha Long and other cities
When it is 9:00 AM in Ha Long, it is 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 |
Because Ha Long keeps one offset all year, any change in the gap comes from the other city’s daylight saving time. Compare the January and July columns.
Shared office hours is the part of a 9 AM to 5 PM local working day that both cities have in common. Weekends are not taken into account.
Sunrise, sunset and day length in Ha Long
Today
| Sunrise | --:-- |
|---|---|
| Sunset | --:-- |
| Day length | -- |
| Solar noon | --:-- |
Close to the equator, days in Ha Long last between 10 hours 52 minutes and 13 hours 24 minutes, so evenings get dark at about the same time all year.
Daylight through the year in Ha Long
| Date | Sunrise | Sunset | Day length | |
|---|---|---|---|---|
| March equinox | March 20 | 5:56 AM | 6:03 PM | 12 h 7 min |
| June solstice | June 21 | 5:11 AM | 6:36 PM | 13 h 24 min |
| September equinox | September 23 | 5:41 AM | 5:47 PM | 12 h 7 min |
| December solstice | December 22 | 6:24 AM | 5:16 PM | 10 h 52 min |
When the sun is highest in Ha Long
Ha Long lies close to the centre of its time zone, so the sun is highest at about 11:50 AM on standard time, close to clock noon.
Cities near Ha Long
Every city below shares Ha Long’s clock.
| City | Distance | Time now | Difference |
|---|---|---|---|
| Cẩm Phả | 22 km (14 mi) | --:-- | Same time |
| Uông Bí | 33 km (20 mi) | --:-- | Same time |
| Đồ Sơn | 40 km (25 mi) | --:-- | Same time |
| Haiphong | 42 km (26 mi) | --:-- | Same time |
| Đông Triều | 60 km (37 mi) | --:-- | Same time |
| Chũ | 71 km (44 mi) | --:-- | Same time |
| Hải Dương | 77 km (48 mi) | --:-- | Same time |
| Chí Linh | 80 km (49 mi) | --:-- | Same time |
More cities in Vietnam
All time zones and cities in Vietnam
Tools for time in Ha Long
- Convert a time to or from Ha Long: pick a date and time and see it in every city on your list.
- Add Ha Long to your world clock to keep it next to your own time.
- Find a meeting time that falls inside office hours in Ha Long and the other cities you work with.
- Open a full-screen clock for your own time zone.
Frequently asked questions
What time zone is Ha Long in?
Ha Long uses the Asia/Ho_Chi_Minh time zone, which is UTC+7 all year.
Does Ha Long use daylight saving time?
No. Ha Long stays on UTC+7 all year, so the time difference to places without daylight saving time never changes.
What is the time difference between Ha Long and New York?
Ha Long 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 Ha Long does not.
Is Ha Long on the same time as Hanoi?
Yes. Ha Long and Hanoi both use UTC+7 right now.
How long is the longest day in Ha Long?
About 13 hours 24 minutes, around the June solstice. The shortest day, around the December solstice, has about 10 hours 52 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.