Seoul to Katoomba: time difference
Katoomba is 2 h ahead of Seoul. Live clocks for both, the working hours they share, and how each one sits against your own time.
🇦🇺 Katoomba, Australia
25
- Australian Eastern Daylight Time
- UTC+11
- Daytime
☀️ 06:14 · 🌙 19:15 · 13 h 1 min
+2 h
Your time
One day, 2 clocks
Drag along the band to read any hour in every place at once.
Seoul 05:23 5:23 AM Katoomba 07:23 7:23 AM You –:–
05:23 5:23 AM
Korean Standard Time · UTC+9
☀️ 06:44 · 🌙 17:52
07:23 7:23 AM
Australian Eastern Daylight Time · UTC+11
☀️ 06:14 · 🌙 19:15
·
+2 h
Katoomba is 2 h ahead of Seoul.
When you, Seoul and Katoomba are all at the desk
Pick the working hours below – the window every location shares appears once your time zone is known.
Working hours
🇰🇷 Seoul
0 12 AM 1 1 AM 2 2 AM 3 3 AM 4 4 AM 5 5 AM 6 6 AM 7 7 AM 8 8 AM 9 9 AM 10 10 AM 11 11 AM 12 12 PM 13 1 PM 14 2 PM 15 3 PM 16 4 PM 17 5 PM 18 6 PM 19 7 PM 20 8 PM 21 9 PM 22 10 PM 23 11 PM
🇦🇺 Katoomba
2 2 AM 3 3 AM 4 4 AM 5 5 AM 6 6 AM 7 7 AM 8 8 AM 9 9 AM 10 10 AM 11 11 AM 12 12 PM 13 1 PM 14 2 PM 15 3 PM 16 4 PM 17 5 PM 18 6 PM 19 7 PM 20 8 PM 21 9 PM 22 10 PM 23 11 PM 0 12 AM 1 1 AM
📍 Your time
- Asleep
- Early
- Working hours
- Evening
- Both working
- Right now
Time zones side by side
| Detail | 🇰🇷 Seoul | 🇦🇺 Katoomba |
|---|---|---|
| Local time | 05:23 | 07:23 |
| Local date | Monday, October 19, 2026 | Monday, October 19, 2026 |
| Time zone | Korean Standard Time | Australian Eastern Daylight Time |
| UTC offset | UTC+9 | UTC+11 |
| Offset from Seoul | — | +2 h |
| IANA zone | Asia/Seoul | Australia/Sydney |
| Daylight saving | Not observed | On summer time → UTC+10, Apr 4, 02:00 |
| Sunrise | 06:44 | 06:14 |
| Sunset | 17:52 | 19:15 |
| Daylight | 11 h 8 min | 13 h 1 min |
| People on this clock | 9,509,458 | 8,000 |
Compare Seoul with another city
More comparisons with Seoul: the time zones next to it and the far side of the clock.
Nearby time zones
Big time differences
Seoul and Katoomba: common questions
What is the time difference between Seoul and Katoomba?
Katoomba is 2 hours ahead: it uses UTC+11, while Seoul is on UTC+9.
What time is it in Katoomba at the start of the working day in Seoul?
The working day in Seoul starts at 9:00 AM; in Katoomba it is 11:00 AM at that moment.
What time is it in Katoomba when it is 6:00 PM in Seoul?
When it is 6:00 PM in Seoul, it is 8:00 PM in Katoomba.
When is a good time to call Katoomba from Seoul?
Between 9:00 AM and 4:00 PM in Seoul – that is 11:00 AM to 6:00 PM in Katoomba – both places are within working hours (9:00 AM–6:00 PM).
From what time in Seoul is it tomorrow in Katoomba?
Once it is 10:00 PM in Seoul, the date in Katoomba has already changed. Until 2:00 AM in Katoomba, it is still the previous day in Seoul.
Is the time difference between Seoul and Katoomba the same all year?
No. Only Katoomba switches to summer time, so the gap changes twice a year. From April 4, 2027, Katoomba will be 1 hour ahead of Seoul.
