Nosara to Ansan: time difference
Ansan is 15 h ahead of Nosara. 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.
Nosara 12:39 12:39 PM Ansan 03:39 3:39 AM You –:–
12:39 12:39 PM
Central Standard Time · UTC-6
☀️ 05:32 · 🌙 17:25
03:39 3:39 AM
Korean Standard Time · UTC+9
☀️ 06:43 · 🌙 17:54
·
+15 h
Ansan is 15 h ahead of Nosara.
When you, Nosara and Ansan are all at the desk
Pick the working hours below – the window every location shares appears once your time zone is known.
Working hours
🇨🇷 Nosara
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
🇰🇷 Ansan
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 9 9 AM 10 10 AM 11 11 AM 12 12 PM 13 1 PM 14 2 PM
📍 Your time
- Asleep
- Early
- Working hours
- Evening
- Both working
- Right now
Time zones side by side
| Detail | 🇨🇷 Nosara | 🇰🇷 Ansan |
|---|---|---|
| Local time | 12:39 | 03:39 |
| Local date | Saturday, October 17, 2026 | Sunday, October 18, 2026 |
| Time zone | Central Standard Time | Korean Standard Time |
| UTC offset | UTC-6 | UTC+9 |
| Offset from Nosara | — | +15 h |
| IANA zone | America/Costa Rica | Asia/Seoul |
| Daylight saving | Not observed | Not observed |
| Sunrise | 05:32 | 06:43 |
| Sunset | 17:25 | 17:54 |
| Daylight | 11 h 54 min | 11 h 10 min |
| People on this clock | 4,912 | 677,710 |
Compare Nosara with another city
More comparisons with Nosara: the time zones next to it and the far side of the clock.
Nearby time zones
Big time differences
Nosara and Ansan: common questions
How many hours ahead of Nosara is Ansan?
The clocks in Ansan are 15 hours ahead of those in Nosara (UTC+9 and UTC−6).
What time is it in Ansan when it is 9:00 AM in Nosara?
When it is 9:00 AM in Nosara, it is 12:00 AM (the next day) in Ansan.
What time is it in Ansan at the end of the working day in Nosara?
The working day in Nosara ends at 6:00 PM; in Ansan it is 9:00 AM (the next day) at that moment.
When is a good time to call Ansan from Nosara?
Working hours (9:00 AM–6:00 PM) in Nosara and in Ansan do not overlap. At 9:00 AM in Nosara it is 12:00 AM (the next day) in Ansan; when the working day starts in Ansan, it is 6:00 PM (the previous day) in Nosara.
When is it already the next day in Ansan?
From 9:00 AM in Nosara it is already the next day in Ansan. The other way round, until 3:00 PM in Ansan it is still the previous day in Nosara.
Is the time difference between Nosara and Ansan the same all year?
Yes. Neither Nosara nor Ansan switches to summer time, so the gap is always 15 hours.
