Osan in numbers
- Coordinates
- 35.4426, 129.3010
- Region
- Ulsan
- Country
- South Korea, Asia
- Capital
- Seoul — 314 km away
- Same name
- 51 more places in the world share this name
What time is it in Osan, Ulsan, South Korea
This page answers what time it is in Osan, Ulsan, South Korea right now, in the Asia/Seoul zone (+9).
Osan, South Korea
Saturday, 7 November 2026
UTC+9 · Asia/Seoul
Local time in Osan
UTC+9 · no daylight saving time
Osan keeps Asia/Seoul clock_time.
The sun today
Sunrise 6:51 AM Solar noon 12:08 PM Sunset 5:24 PM Daylight 10 h 34 min Night 13 h 26 min Civil twilight 6:24 AM – 5:51 PM
Weather in Osan right now
Loading the current weather…
Weather data by Open-Meteo, updated every 30 minutes.
Osan and its neighbours
Postal codes
- 45003 온산읍 — 0.5 km away
- 45002 온산읍 — 0.7 km away
- 45004 온산읍 — 0.8 km away
- 45005 온산읍 — 1.3 km away
- 45001 온산읍 — 1.3 km away
- 44969 온양읍 — 1.5 km away
- 45007 온산읍 — 1.6 km away
- 45006 온산읍 — 1.7 km away
- 44991 온산읍 — 1.7 km away
- 45000 온산읍 — 2.1 km away
- 44970 온양읍 — 2.6 km away
- 44975 온양읍 — 2.7 km away
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.
Largest cities in Ulsan
- Ulsan 1 098 421
Other places named Osan
- Osan Gyeonggi-do, South Korea
- Osan Aragon, Spain
- Osan Central Sulawesi, Indonesia
- Osan Maluku, Indonesia
- Osan Västra Götaland, Sweden
Same time zone — Asia/Seoul
- Seoul South Korea
- Busan South Korea
- Incheon South Korea
- Daegu South Korea
- Daejeon South Korea
- Gwangju South Korea
Nearby places
- Yangdong — 2.8 km
- Namchang — 3.3 km
- Pangdo — 3.6 km
- Onsan-Eup — 4.1 km
- Haktong — 4.5 km
- Deokjeong — 4.8 km
Time and daylight in Osan
Time in Osan runs on Asia/Seoul, which is UTC+9. Does daylight saving time apply here? No.
Today Osan gets sunrise at 6:51 AM and sunset at 5:24 PM. That leaves 10 h 34 min of daylight.
Close by, Yangdong and Namchang keep time with Osan.
12 codes make up the postal map of Osan.
Questions and answers
- How should the time zone of Osan be stated?
- It should be stated as Asia/Seoul, with an offset of +9.
- Does the local schedule in Osan include a clock change?
- No.
- What time will the sun set in Osan today?
- Today it sets at 5:24 PM.