Nam Định runs on UTC+7 every day of the year, with no daylight saving time.
Nam Định and your time
Nam Định at a glance
| Country | Vietnam |
|---|---|
| Region | Ninh Binh |
| Time zone | Asia/Ho_Chi_Minh |
| UTC offset now | UTC+7 |
| Daylight saving time | Not observed |
| Coordinates | 20.43° N, 106.18° E |
Time zone in Nam Định
The clocks in Nam Định 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 Nam Định reads the same clock as Hanoi.
Clock changes in Nam Định, 2026 and 2027
No clock changes are scheduled in Nam Định for 2026 or 2027.
Nam Định time compared with major cities
A 9:00 AM start in Nam Định 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 Nam Định 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 Nam Định
Today
| Sunrise | --:-- |
|---|---|
| Sunset | --:-- |
| Day length | -- |
| Solar noon | --:-- |
Being in the tropics, Nam Định sees little change in day length: the longest day (13 hours 22 minutes) is only 2 hours 28 minutes longer than the shortest (10 hours 54 minutes). Sunrise stays between 5:14 AM and 6:34 AM all year.
Daylight through the year in Nam Định
| Date | Sunrise | Sunset | Day length | |
|---|---|---|---|---|
| March equinox | March 20 | 6:00 AM | 6:06 PM | 12 h 6 min |
| June solstice | June 21 | 5:16 AM | 6:38 PM | 13 h 22 min |
| September equinox | September 23 | 5:44 AM | 5:51 PM | 12 h 7 min |
| December solstice | December 22 | 6:27 AM | 5:21 PM | 10 h 54 min |
Clock time and sun time in Nam Định
Nam Định 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 Nam Định
All the places listed below keep the same time as Nam Định.
| City | Distance | Time now | Difference |
|---|---|---|---|
| Thái Bình | 17 km (11 mi) | --:-- | Same time |
| Hung Yen | 27 km (17 mi) | --:-- | Same time |
| Ninh Binh | 28 km (18 mi) | --:-- | Same time |
| Phu Ly | 30 km (19 mi) | --:-- | Same time |
| Bỉm Sơn | 52 km (32 mi) | --:-- | Same time |
| My Hao | 55 km (34 mi) | --:-- | Same time |
| Hải Dương | 59 km (36 mi) | --:-- | Same time |
| Thuận Thanh | 69 km (43 mi) | --:-- | Same time |
More cities in Vietnam
All time zones and cities in Vietnam
Tools for time in Nam Định
- Convert a time to or from Nam Định: pick a date and time and see it in every city on your list.
- Add Nam Định to your world clock to keep it next to your own time.
- Find a meeting time that falls inside office hours in Nam Định and the other cities you work with.
- Open a full-screen clock for your own time zone.
Frequently asked questions
What time zone is Nam Định in?
Nam Định uses the Asia/Ho_Chi_Minh time zone, which is UTC+7 all year.
Does Nam Định use daylight saving time?
No. Nam Định stays on UTC+7 all year, so the time difference to places without daylight saving time never changes.
What is the time difference between Nam Định and New York?
Nam Định 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 Nam Định does not.
Is Nam Định on the same time as Hanoi?
Yes. Nam Định and Hanoi both use UTC+7 right now.
How long is the longest day in Nam Định?
About 13 hours 22 minutes, around the June solstice. The shortest day, around the December solstice, has about 10 hours 54 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.