Location & Surroundings
Kojan is a settlement in Gyeonggi-do, South Korea, at 12 m elevation. The nearest larger town is Hwaseong-si, 19 km to the north. The national capital Seoul is 60 km to the north. The nearest airport is Osan Ab, 18 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° 2' 11" N, 126° 50' 10" E
- Elevation DEM: 12 m
- Timezone Asia/Seoul
- Time Shift GMT 9 (DST 9)
Statistics & Country
- Pop. Density 681 p/km²
- Built-up 10.0%
- Settlement Suburban / peri-urban
- Currency Won (KRW)
- Phone Prefix +82
Sun & Local Time
- Local time 19:14
- Sunrise 06:19
- Sunset 18:30
- Day length 12 h 11 min
Other populated places nearby
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 21.4 C with mostly clear skies and a 2.9 m/s south-easterly wind. Next 24h: 20.5 to 25.5 C, max wind 3.3 m/s. No precipitation expected. Solar peaks near 677 W/m2.
Temperature
21.4 C
Wind
2.9 m/s SE (127 deg)
Humidity
72 %
Pressure
1,019.0 hPa
Clouds
5 %
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 | 21.4 | 2.9 | 127 | 72 | 1,019.0 | - / 0.00 | 5 | 0.0 | n/a |
| 6h | 25.5 | 3.3 | 288 | 58 | 1,016.9 | 0.00 / 0.00 | 47 | 676.7 | n/a |
| 12h | 21.7 | 2.9 | 279 | 84 | 1,017.8 | 0.00 / 0.00 | 0 | 148.0 | n/a |
| 18h | 20.5 | 1.0 | 265 | 88 | 1,018.2 | 0.07 / 0.07 | 12 | 0.0 | n/a |
| Tomorrow | 22.0 | 0.7 | 358 | 81 | 1,018.9 | 0.00 / 0.00 | 100 | 78.9 | n/a |
| 30h | 24.2 | 3.8 | 294 | 61 | 1,017.1 | 0.00 / 0.00 | 100 | 529.7 | n/a |
| 36h | 21.8 | 0.9 | 269 | 72 | 1,017.2 | 0.00 / 0.00 | 72 | 64.6 | n/a |
| 42h | 20.1 | 2.3 | 97 | 78 | 1,017.4 | 0.00 / 0.00 | 97 | 0.0 | n/a |
| Friday | 21.4 | 4.8 | 101 | 70 | 1,018.0 | 0.00 / 0.00 | 100 | 44.9 | n/a |
| 54h | 22.4 | 3.5 | 131 | 74 | 1,015.1 | 0.27 / 0.27 | 100 | 251.2 | n/a |
| 60h | 19.0 | 3.2 | 21 | 90 | 1,015.0 | 3.51 / 3.79 | 100 | 8.2 | n/a |
| 66h | 18.2 | 5.1 | 79 | 89 | 1,011.6 | 0.00 / 1.96 | 100 | 0.0 | n/a |
| Saturday | 19.5 | 4.5 | 89 | 82 | 1,010.7 | 0.00 / 0.28 | 100 | 41.4 | n/a |
Source: NOAA GFS 0.25° (run 2026-09-23 00:00 UTC).
FAQ
What is the current weather and next 24-hour outlook in Kojan?
Now 21.4 C with mostly clear skies and a 2.9 m/s south-easterly wind. Next 24h: 20.5 to 25.5 C, max wind 3.3 m/s. No precipitation expected. Solar peaks near 677 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 06:19 and sunset around 18:30 (local time). Day length about 12h 11m.
What is the local time in Kojan?
Local time is 19:14. 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 12 m.
Where is Kojan located?
It is at 37.03639, 126.83611 (latitude, longitude).
Which country is Kojan in?
It is in South Korea.