Hwaseong runs on UTC+9 (KST) every day of the year, with no daylight saving time.
Hwaseong and your time
Hwaseong at a glance
| Country | South Korea |
|---|---|
| Region | Gyeonggi-do |
| Time zone | Asia/Seoul |
| Abbreviation now | KST |
| UTC offset now | UTC+9 |
| Daylight saving time | Not observed since 1988 |
| Coordinates | 37.21° N, 126.82° E |
Hwaseong time zone and clock changes
Hwaseong follows the Asia/Seoul time zone and stays on UTC+9 all year. Clocks here last changed for daylight saving time in 1988; the tz database lists no change after that.
All of South Korea keeps the same time, so Hwaseong reads the same clock as Seoul.
Clock changes in Hwaseong, 2026 and 2027
No clock changes are scheduled in Hwaseong for 2026 or 2027.
Hwaseong time compared with major cities
When it is 9:00 AM in Hwaseong, it is 7:00 PM (previous day) in New York, 11:00 AM in Sydney and 4:00 PM (previous day) in Los Angeles.
| City | Time now | Difference now | In January | In July | Shared office hours |
|---|---|---|---|---|---|
| New York (United States) | --:-- | 14 h behind | 14 h behind | 13 h behind | None |
| Los Angeles (United States) | --:-- | 17 h behind | 17 h behind | 16 h behind | None |
| London (United Kingdom) | --:-- | 9 h behind | 9 h behind | 8 h behind | None |
| Paris (France) | --:-- | 8 h behind | 8 h behind | 7 h behind | None |
| Dubai (United Arab Emirates) | --:-- | 5 h behind | 5 h behind | 5 h behind | 3 h |
| Mumbai (India) | --:-- | 3 h 30 min behind | 3 h 30 min behind | 3 h 30 min behind | 4 h 30 min |
| Singapore | --:-- | 1 h behind | 1 h behind | 1 h behind | 7 h |
| Tokyo (Japan) | --:-- | Same time | Same time | Same time | 8 h |
| Sydney (Australia) | --:-- | 2 h ahead | 2 h ahead | 1 h ahead | 6 h |
| UTC | --:-- | 9 h behind | 9 h behind | 9 h behind | None |
Hwaseong 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 Hwaseong
Today
| Sunrise | --:-- |
|---|---|
| Sunset | --:-- |
| Day length | -- |
| Solar noon | --:-- |
Day length in Hwaseong runs from 9 hours 36 minutes at the December solstice to 14 hours 44 minutes at the June solstice. The latest sunset, at 7:57 PM, comes on June 28.
Daylight through the year in Hwaseong
| Date | Sunrise | Sunset | Day length | |
|---|---|---|---|---|
| March equinox | March 20 | 6:37 AM | 6:44 PM | 12 h 7 min |
| June solstice | June 21 | 5:13 AM | 7:56 PM | 14 h 44 min |
| September equinox | September 23 | 6:21 AM | 6:29 PM | 12 h 8 min |
| December solstice | December 22 | 7:43 AM | 5:19 PM | 9 h 36 min |
When the sun is highest in Hwaseong
Hwaseong lies close to the centre of its time zone, so the sun is highest at about 12:35 PM on standard time, close to clock noon.
Cities near Hwaseong
Every city below shares Hwaseong’s clock.
| City | Distance | Time now | Difference |
|---|---|---|---|
| Ansan | 13 km (8 mi) | --:-- | Same time |
| Suwon | 21 km (13 mi) | --:-- | Same time |
| Anyang | 23 km (14 mi) | --:-- | Same time |
| Osan | 23 km (14 mi) | --:-- | Same time |
| Incheon | 29 km (18 mi) | --:-- | Same time |
| Pyeongtaek | 34 km (21 mi) | --:-- | Same time |
| Seongnam | 38 km (24 mi) | --:-- | Same time |
| Seoul | 42 km (26 mi) | --:-- | Same time |
More cities in South Korea
All time zones and cities in South Korea
Plan around the time in Hwaseong
- Convert a time to or from Hwaseong: pick a date and time and see it in every city on your list.
- Add Hwaseong to your world clock to keep it next to your own time.
- Find a meeting time that falls inside office hours in Hwaseong and the other cities you work with.
- Open a full-screen clock for your own time zone.
Frequently asked questions
What time zone is Hwaseong in?
Hwaseong uses the Asia/Seoul time zone, which is UTC+9 (KST) all year.
Does Hwaseong use daylight saving time?
Not any more. Hwaseong last changed its clocks for daylight saving time in 1988 and now stays on UTC+9 all year.
What is the time difference between Hwaseong and New York?
Hwaseong is 14 hours ahead of New York in January and 13 hours ahead of New York in July, because New York moves its clocks for daylight saving time and Hwaseong does not.
Is Hwaseong on the same time as Seoul?
Yes. Hwaseong and Seoul both use UTC+9 right now.
How long is the longest day in Hwaseong?
About 14 hours 44 minutes, around the June solstice. The shortest day, around the December solstice, has about 9 hours 36 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.