South Korea
Time now in Cheonan-si
Sunrise 05:52Sunset 07:16Time zone UTC +9
Time zone
Asia/Seoul
UTC offset
UTC +9
Daylight saving
Not in effect
Population
658,831
Sunrise
05:52
Sunset
07:16
Day length
13h 24m
Coordinates
36.80, 127.19
Time difference from Cheonan-si
Hours ahead (right) or behind (left) Cheonan-si right now.
Cheonan-si on the map
About the time in Cheonan-si
Cheonan-si runs on Asia/Seoul, which puts the city UTC +9 from Coordinated Universal Time right now. The clock at the top of this page is not copied from your device: it is anchored to our reference timestamp and re-rendered every second against the IANA time zone database, so it stays right even when a laptop or phone has quietly drifted.
Around 658,831 people live in Cheonan-si, and all of them keep the same civil time, so the reading above applies to the whole urban area — not just the city centre.
If you are coordinating from another country, the shortcut is the working window: a normal Cheonan-si day of 09:00–17:00 falls between 00:00–08:00 UTC. Convert your own hours into UTC once and you can tell at a glance whether someone there is likely to be at their desk.
Frequently asked questions about time in Cheonan-si
- How far ahead or behind UTC is Cheonan-si?
- Cheonan-si is UTC +9 at this moment; the offset is read live, so it already accounts for daylight saving.
- What are normal business hours in Cheonan-si in UTC?
- A 09:00–17:00 working day in Cheonan-si runs from 00:00–08:00 UTC today.
- Which time zone is Cheonan-si in?
- Cheonan-si uses Asia/Seoul, currently UTC +9.
- What time is it in Cheonan-si right now?
- The live clock above shows the current time in Cheonan-si, updating every second from Asia/Seoul (UTC +9).
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