Thanh Hóa keeps UTC+7 all year. There is no daylight saving time, so the clock never changes.
Thanh Hóa and your time
Thanh Hóa at a glance
| Country | Vietnam |
|---|---|
| Region | Thanh Hóa Province |
| Time zone | Asia/Ho_Chi_Minh |
| UTC offset now | UTC+7 |
| Daylight saving time | Not observed |
| Coordinates | 19.80° N, 105.77° E |
Thanh Hóa time zone and clock changes
The clocks in Thanh Hóa follow Asia/Ho_Chi_Minh and keep UTC+7 through every season. No daylight saving time has been recorded here since 1970.
All of Vietnam keeps the same time, so Thanh Hóa reads the same clock as Hanoi.
Clock changes in Thanh Hóa, 2026 and 2027
No clock changes are scheduled in Thanh Hóa for 2026 or 2027.
Time difference between Thanh Hóa and other cities
When it is 9:00 AM in Thanh Hóa, 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 Thanh Hóa 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 counts the time when the clock reads between 9 AM and 5 PM in both cities on the same day.
Sunrise, sunset and day length in Thanh Hóa
Today
| Sunrise | --:-- |
|---|---|
| Sunset | --:-- |
| Day length | -- |
| Solar noon | --:-- |
Being in the tropics, Thanh Hóa sees little change in day length: the longest day (13 hours 20 minutes) is only 2 hours 24 minutes longer than the shortest (10 hours 56 minutes). Sunrise stays between 5:17 AM and 6:34 AM all year.
Daylight through the year in Thanh Hóa
| Date | Sunrise | Sunset | Day length | |
|---|---|---|---|---|
| March equinox | March 20 | 6:01 AM | 6:08 PM | 12 h 6 min |
| June solstice | June 21 | 5:19 AM | 6:39 PM | 13 h 20 min |
| September equinox | September 23 | 5:46 AM | 5:53 PM | 12 h 7 min |
| December solstice | December 22 | 6:27 AM | 5:23 PM | 10 h 56 min |
Clock time and sun time in Thanh Hóa
Thanh Hóa 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.
Cities near Thanh Hóa
All the places listed below keep the same time as Thanh Hóa.
| City | Distance | Time now | Difference |
|---|---|---|---|
| Sầm Sơn | 16 km (10 mi) | --:-- | Same time |
| Bỉm Sơn | 32 km (20 mi) | --:-- | Same time |
| Nghi Sơn | 53 km (33 mi) | --:-- | Same time |
| Ninh Binh | 56 km (35 mi) | --:-- | Same time |
| Hoàng Mai | 59 km (37 mi) | --:-- | Same time |
| Nam Định | 83 km (51 mi) | --:-- | Same time |
| Phu Ly | 84 km (52 mi) | --:-- | Same time |
| Thái Bình | 94 km (58 mi) | --:-- | Same time |
More cities in Vietnam
All time zones and cities in Vietnam
Plan around the time in Thanh Hóa
- Convert a time to or from Thanh Hóa: pick a date and time and see it in every city on your list.
- Add Thanh Hóa to your world clock to keep it next to your own time.
- Find a meeting time that falls inside office hours in Thanh Hóa and the other cities you work with.
- Open a full-screen clock for your own time zone.
Frequently asked questions
What time zone is Thanh Hóa in?
Thanh Hóa uses the Asia/Ho_Chi_Minh time zone, which is UTC+7 all year.
Does Thanh Hóa use daylight saving time?
No. Thanh Hóa stays on UTC+7 all year, so the time difference to places without daylight saving time never changes.
What is the time difference between Thanh Hóa and New York?
Thanh Hóa 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 Thanh Hóa does not.
Is Thanh Hóa on the same time as Hanoi?
Yes. Thanh Hóa and Hanoi both use UTC+7 right now.
How long is the longest day in Thanh Hóa?
About 13 hours 20 minutes, around the June solstice. The shortest day, around the December solstice, has about 10 hours 56 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.