Koesan in numbers
- Coordinates
- 36.8108, 127.7950
- Population
- 44 461
- Region
- North Chungcheong
- Country
- South Korea, Asia
- Capital
- Seoul — 111 km away
What time is it in Koesan, North Chungcheong, South Korea
The page gives the present local time in Koesan, North Chungcheong, South Korea, whose time zone is Asia/Seoul (+9).
Koesan, South Korea
Monday, 9 November 2026
UTC+9 · Asia/Seoul
Local time in Koesan
UTC+9 · no daylight saving time
What the clock shows right now in Koesan.
The sun today
Sunrise 7:01 AM Solar noon 12:14 PM Sunset 5:26 PM Daylight 10 h 25 min Night 13 h 35 min Civil twilight 6:34 AM – 5:54 PM
Weather in Koesan right now
Loading the current weather…
Weather data by Open-Meteo, updated every 30 minutes.
Koesan and its neighbours
Postal codes
- 28030 괴산읍 — 0.1 km away
- 28031 괴산읍 — 0.2 km away
- 28033 괴산읍 — 0.3 km away
- 28029 괴산읍 — 0.4 km away
- 28025 괴산읍 — 0.5 km away
- 28035 괴산읍 — 0.5 km away
- 28034 괴산읍 — 0.6 km away
- 28024 괴산읍 — 0.8 km away
- 28026 괴산읍 — 0.8 km away
- 28032 괴산읍 — 0.8 km away
- 28027 괴산읍 — 1.0 km away
- 28038 괴산읍 — 1.0 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 North Chungcheong
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
- Wonasong — 3.5 km
- Won'Gomsung — 3.6 km
- Sin'Gi — 3.7 km
- Sep'Yong — 5.4 km
- Baewon — 6.3 km
- Winmirat — 7.8 km
Local time details for Koesan
The time zone here in Koesan is Asia/Seoul, offset UTC+9. Does daylight saving apply? No.
Sunrise arrives in Koesan at 7:01 AM today and the sun goes down at 5:26 PM. That gives the day 10 h 25 min of light.
Nearby places that share Koesan's clock include Wonasong and Won'Gomsung.
12 postal codes describe the layout of Koesan.
Questions and answers
- What time zone setting should I choose for Koesan?
- Choose Asia/Seoul for Koesan, with an offset of +9.
- Does the local time in Koesan include a summer time period?
- No.
- What time is sunset in Koesan?
- It is 5:26 PM.