Location & Surroundings
Kojan is a settlement in Gyeonggi-do, South Korea, at 9 m elevation. The nearest larger town is Hwaseong-si, 16 km to the north. The national capital Seoul is 58 km to the northeast. The nearest airport is Osan Ab, 23 km away.
Also known as: 고잔
Basic Data
- Type populated place (PPL)
- a city, town, village, or other agglomeration of buildings where people live and work
Geography
-
Coordinates
37° 4' 21" N, 126° 46' 10" E
- Elevation DEM: 9 m
- Timezone Asia/Seoul
- Time Shift GMT 9 (DST 9)
Statistics & Country
- Pop. Density 141 p/km²
- Built-up 3.8%
- Settlement Low density rural
- Currency Won (KRW)
- Phone Prefix +82
Sun & Local Time
- Local time 13:38
- Sunrise 06:11
- Sunset 18:46
- Day length 12 h 34 min
Other populated places nearby
Alternate Names
ko
고잔
Weather in Kojan
Current conditions and a 3-day (72-hour) weather forecast for Kojan, updated from the NOAA GFS model.
Now 20.5 C with overcast skies and a 1.0 m/s south-easterly wind. Next 24h: 20.0 to 22.2 C, max wind 2.2 m/s. No precipitation expected. Solar peaks near 124 W/m2.
Temperature
20.5 C
Wind
1.0 m/s SE (155 deg)
Humidity
66 %
Pressure
1,019.2 hPa
Clouds
94 %
Precip
0.00 mm
Solar
0.0 W/m2
UV-B
n/a
| Hour | Temp (C) | Wind (m/s) | Dir (deg) | RH (%) | Pressure (hPa) | Precip (step/total mm) | Clouds (%) | Solar (W/m2) | UV-B (W/m2) |
|---|---|---|---|---|---|---|---|---|---|
| NOW | 20.5 | 1.0 | 155 | 66 | 1,019.2 | - / 0.00 | 94 | 0.0 | n/a |
| 6h | 20.0 | 2.1 | 172 | 72 | 1,019.6 | 0.00 / 0.00 | 100 | 17.5 | n/a |
| 12h | 22.2 | 2.0 | 269 | 68 | 1,018.1 | 0.00 / 0.00 | 100 | 124.3 | n/a |
| 18h | 22.0 | 2.2 | 282 | 66 | 1,018.2 | 0.00 / 0.00 | 100 | 49.5 | n/a |
| Tomorrow | 21.1 | 2.1 | 282 | 66 | 1,017.4 | 0.00 / 0.00 | 100 | 0.0 | n/a |
| 30h | 22.6 | 2.5 | 330 | 71 | 1,017.8 | 0.00 / 0.00 | 100 | 66.7 | n/a |
| 36h | 23.7 | 7.3 | 320 | 44 | 1,016.4 | 0.04 / 0.04 | 1 | 694.6 | n/a |
| 42h | 20.9 | 4.9 | 333 | 49 | 1,017.0 | 0.00 / 0.00 | 0 | 192.7 | n/a |
| Monday | 18.7 | 2.2 | 319 | 58 | 1,016.8 | 0.00 / 0.00 | 0 | 0.0 | n/a |
| 54h | 19.2 | 0.6 | 270 | 61 | 1,018.2 | 0.00 / 0.00 | 0 | 99.5 | n/a |
| 60h | 21.6 | 4.8 | 299 | 55 | 1,016.8 | 0.00 / 0.00 | 0 | 749.5 | n/a |
| 66h | 19.8 | 1.4 | 285 | 61 | 1,017.6 | 0.00 / 0.00 | 0 | 189.6 | n/a |
| Tuesday | 17.2 | 2.0 | 122 | 72 | 1,017.8 | 0.00 / 0.00 | 0 | 0.0 | n/a |
Source: NOAA GFS 0.25° (run 2026-09-12 18:00 UTC).
FAQ
What is the current weather and next 24-hour outlook in Kojan?
Now 20.5 C with overcast skies and a 1.0 m/s south-easterly wind. Next 24h: 20.0 to 22.2 C, max wind 2.2 m/s. No precipitation expected. Solar peaks near 124 W/m2.
Is precipitation expected in the next 24 hours?
No measurable precipitation is expected in the next 24 hours.
When are sunrise and sunset in Kojan today?
Sunrise around 06:11 and sunset around 18:46 (local time). Day length about 12h 35m.
What is the local time in Kojan?
Local time is 13:38. Time zone: Asia/Seoul (UTC+09:00).
What type of place is Kojan?
Kojan is a populated place.
What is the elevation of Kojan?
DEM 9 m.
Where is Kojan located?
It is at 37.07250, 126.76944 (latitude, longitude).
Which country is Kojan in?
It is in South Korea.