Zhangjiagang keeps UTC+8 (CST) all year. There is no daylight saving time, so the clock never changes.
Zhangjiagang and your time
Zhangjiagang at a glance
| Country | China |
|---|---|
| Region | Jiangsu |
| Time zone | Asia/Shanghai |
| Abbreviation now | CST |
| UTC offset now | UTC+8 |
| Daylight saving time | Not observed since 1991 |
| Coordinates | 31.86° N, 120.54° E |
Which time zone Zhangjiagang uses
The clocks in Zhangjiagang follow Asia/Shanghai and do not move with the seasons. The last daylight saving period here was in 1991. Since then the offset has stayed at UTC+8.
China spans 2 offsets. Zhangjiagang shares its time with the capital, Beijing.
Clock changes in Zhangjiagang, 2026 and 2027
No clock changes are scheduled in Zhangjiagang for 2026 or 2027.
How far ahead or behind Zhangjiagang is
When it is 9:00 AM in Zhangjiagang, it is 8:00 PM (previous day) in New York, 12:00 PM in Sydney and 5:00 PM (previous day) in Los Angeles.
| City | Time now | Difference now | In January | In July | Shared office hours |
|---|---|---|---|---|---|
| New York (United States) | --:-- | 13 h behind | 13 h behind | 12 h behind | None |
| Los Angeles (United States) | --:-- | 16 h behind | 16 h behind | 15 h behind | None |
| London (United Kingdom) | --:-- | 8 h behind | 8 h behind | 7 h behind | None |
| Paris (France) | --:-- | 7 h behind | 7 h behind | 6 h behind | 1 h |
| Dubai (United Arab Emirates) | --:-- | 4 h behind | 4 h behind | 4 h behind | 4 h |
| Mumbai (India) | --:-- | 2 h 30 min behind | 2 h 30 min behind | 2 h 30 min behind | 5 h 30 min |
| Singapore | --:-- | Same time | Same time | Same time | 8 h |
| Tokyo (Japan) | --:-- | 1 h ahead | 1 h ahead | 1 h ahead | 7 h |
| Sydney (Australia) | --:-- | 3 h ahead | 3 h ahead | 2 h ahead | 5 h |
| UTC | --:-- | 8 h behind | 8 h behind | 8 h behind | None |
Zhangjiagang 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 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.
Daylight in Zhangjiagang
Today
| Sunrise | --:-- |
|---|---|
| Sunset | --:-- |
| Day length | -- |
| Solar noon | --:-- |
The earliest sunrise in Zhangjiagang is at 4:52 AM on June 11, and the latest sunset at 7:08 PM on June 30.
Daylight through the year in Zhangjiagang
| Date | Sunrise | Sunset | Day length | |
|---|---|---|---|---|
| March equinox | March 20 | 6:02 AM | 6:09 PM | 12 h 7 min |
| June solstice | June 21 | 4:53 AM | 7:07 PM | 14 h 14 min |
| September equinox | September 23 | 5:46 AM | 5:54 PM | 12 h 7 min |
| December solstice | December 22 | 6:54 AM | 4:58 PM | 10 h 4 min |
Clock time and sun time in Zhangjiagang
Clock time and sun time line up fairly well in Zhangjiagang: solar noon falls at about 12:00 PM on standard time.
Cities near Zhangjiagang
All the places listed below keep the same time as Zhangjiagang.
| City | Distance | Time now | Difference |
|---|---|---|---|
| Jiangyin | 27 km (16 mi) | --:-- | Same time |
| Changshu | 31 km (19 mi) | --:-- | Same time |
| Nantong | 37 km (23 mi) | --:-- | Same time |
| Wuxi | 41 km (25 mi) | --:-- | Same time |
| Changzhou | 56 km (35 mi) | --:-- | Same time |
| Rugao | 56 km (35 mi) | --:-- | Same time |
| Suzhou | 63 km (39 mi) | --:-- | Same time |
| Kunshan | 67 km (42 mi) | --:-- | Same time |
More cities in China
All time zones and cities in China
Tools for time in Zhangjiagang
- Convert a time to or from Zhangjiagang: pick a date and time and see it in every city on your list.
- Add Zhangjiagang to your world clock to keep it next to your own time.
- Find a meeting time that falls inside office hours in Zhangjiagang and the other cities you work with.
- Open a full-screen clock for your own time zone.
Frequently asked questions
What time zone is Zhangjiagang in?
Zhangjiagang uses the Asia/Shanghai time zone, which is UTC+8 (CST) all year.
Does Zhangjiagang use daylight saving time?
Not any more. Zhangjiagang last changed its clocks for daylight saving time in 1991 and now stays on UTC+8 all year.
What is the time difference between Zhangjiagang and New York?
Zhangjiagang is 13 hours ahead of New York in January and 12 hours ahead of New York in July, because New York moves its clocks for daylight saving time and Zhangjiagang does not.
Is Zhangjiagang on the same time as Beijing?
Yes. Zhangjiagang and Beijing both use UTC+8 right now.
How long is the longest day in Zhangjiagang?
About 14 hours 14 minutes, around the June solstice. The shortest day, around the December solstice, has about 10 hours 4 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.