Osan in numbers
- Coordinates
- 37.7353, 126.3910
- Region
- Incheon
- Country
- South Korea, Asia
- Capital
- Seoul — 55 km away
- Same name
- 51 more places in the world share this name
What time is it in Osan, Incheon, South Korea
You can see the current local time of Osan, Incheon, South Korea on this page, in the Asia/Seoul zone (+9).
Osan, South Korea
Sunday, 1 November 2026
UTC+9 · Asia/Seoul
Local time in Osan
UTC+9 · no daylight saving time
What the clock shows right now in Osan.
The sun today
Sunrise 7:00 AM Solar noon 12:19 PM Sunset 5:38 PM Daylight 10 h 38 min Night 13 h 22 min Civil twilight 6:33 AM – 6:05 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
- 23018 내가면 — 1.5 km away
- 23016 하점면 — 1.8 km away
- 23017 내가면 — 2.6 km away
- 23054 내가면 — 3.6 km away
- 23015 하점면 — 4.0 km away
- 23055 양도면 — 4.7 km away
- 23039 강화읍 — 4.9 km away
- 23038 양도면 — 5.3 km away
- 23011 하점면 — 5.5 km away
- 23014 하점면 — 5.6 km away
- 23006 삼산면 — 5.9 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 Incheon
- Incheon 3 015 482
- Ganghwa-Gun 25 535
- Baengnyeongdo 4 329
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
- Jogye — 1.5 km
- Araemangwol — 2.7 km
- Ganghwa-Gun — 3.4 km
- Dwinmul — 3.5 km
- Gukchon — 3.5 km
- Jeongpo — 3.7 km
Local time details for Osan
The clock standard in Osan is Asia/Seoul, offset by UTC+9. Daylight saving time in use: No.
The sun climbs above Osan at 7:00 AM and dips below at 5:38 PM. Between them sit 10 h 38 min of daylight.
The same hours are kept in Osan and in nearby Jogye and Araemangwol.
11 postal codes describe the layout of Osan.
Questions and answers
- What time zone is the clock in Osan based on?
- The clock in Osan is based on Asia/Seoul, with an offset of +9.
- Does Osan observe daylight saving time?
- No.
- What time does the day end in Osan?
- The sun sets at 5:38 PM.