Ansan to Nosara: time difference
Nosara is 15 h behind Ansan. Live clocks for both, the working hours they share, and how each one sits against your own time.
Your time
One day, 2 clocks
Drag along the band to read any hour in every place at once.
Ansan 02:59 2:59 AM Nosara 11:59 11:59 AM You –:–
02:59 2:59 AM
Korean Standard Time · UTC+9
☀️ 06:43 · 🌙 17:54
11:59 11:59 AM
Central Standard Time · UTC-6
☀️ 05:32 · 🌙 17:25
·
−15 h
Nosara is 15 h behind Ansan.
When you, Ansan and Nosara are all at the desk
Pick the working hours below – the window every location shares appears once your time zone is known.
Working hours
🇰🇷 Ansan
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
🇨🇷 Nosara
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 2 2 AM 3 3 AM 4 4 AM 5 5 AM 6 6 AM 7 7 AM 8 8 AM
📍 Your time
- Asleep
- Early
- Working hours
- Evening
- Both working
- Right now
Time zones side by side
| Detail | 🇰🇷 Ansan | 🇨🇷 Nosara |
|---|---|---|
| Local time | 02:59 | 11:59 |
| Local date | Sunday, October 18, 2026 | Saturday, October 17, 2026 |
| Time zone | Korean Standard Time | Central Standard Time |
| UTC offset | UTC+9 | UTC-6 |
| Offset from Ansan | — | −15 h |
| IANA zone | Asia/Seoul | America/Costa Rica |
| Daylight saving | Not observed | Not observed |
| Sunrise | 06:43 | 05:32 |
| Sunset | 17:54 | 17:25 |
| Daylight | 11 h 10 min | 11 h 54 min |
| People on this clock | 677,710 | 4,912 |
Compare Ansan with another city
More comparisons with Ansan: the time zones next to it and the far side of the clock.
Nearby time zones
Big time differences
Ansan and Nosara: common questions
What is the time difference between Ansan and Nosara?
Nosara is 15 hours behind: it uses UTC−6, while Ansan is on UTC+9.
What time is it in Nosara at the start of the working day in Ansan?
The working day in Ansan starts at 9:00 AM; in Nosara it is 6:00 PM (the previous day) at that moment.
If it is 6:00 PM in Ansan, what time is it in Nosara?
At 6:00 PM in Ansan, clocks in Nosara show 3:00 AM.
Is there a time when both Ansan and Nosara are at work?
No, the working days (9:00 AM–6:00 PM) do not overlap. When the day starts in Ansan at 9:00 AM, it is 6:00 PM (the previous day) in Nosara; the day in Nosara starts at 12:00 AM (the next day) in Ansan time.
When is it still the previous day in Nosara?
Until 3:00 PM in Ansan it is still the previous day in Nosara. The other way round, from 9:00 AM in Nosara it is already the next day in Ansan.
Does the time gap between Ansan and Nosara change during the year?
No, the clocks change neither in Ansan nor in Nosara, so the gap is 15 hours all year round.
