Osa in numbers
- Coordinates
- 36.9463, 126.7520
- Region
- Chungcheongnam-do
- Country
- South Korea, Asia
- Capital
- Seoul — 72 km away
- Same name
- 33 more places in the world share this name
Local time right now in Osa, Chungcheongnam-do, South Korea appears above, in the Asia/Seoul time zone (+9).
Osa, South Korea
Monday, 9 November 2026
UTC+9 · Asia/Seoul
Local time in Osa
UTC+9 · no daylight saving time
Local time in Osa, Chungcheongnam-do.
Sunrise 7:06 AM Solar noon 12:18 PM Sunset 5:30 PM Daylight 10 h 25 min Night 13 h 35 min Civil twilight 6:38 AM – 5:57 PM
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Weather data by Open-Meteo, updated every 30 minutes.
Postal codes come from the free GeoNames dataset. Where a code is listed with a distance, it belongs to a nearby settlement — GeoNames spells that name differently from ours.
12 postal codes correspond to Osa.
Time in Osa is measured by Asia/Seoul, at UTC+9. Whether clocks are moved for summer: No.
Today, Osa has first light at 7:06 AM and last light at 5:30 PM. Daylight lasts 10 h 25 min.
Anyone in Chunghung-Ni or Sokkyo-Ri reads the same clock as Osa.