Location & Surroundings
Yachon is a settlement in Gyeonggi-do, South Korea, at 113 m elevation. The nearest larger town is Hwado, 3 km to the south. The national capital Seoul is 31 km to the west. The nearest airport is Seoul Air Base, 31 km away.
Also known as: 야촌
Basic Data
- Type populated place (PPL)
- a city, town, village, or other agglomeration of buildings where people live and work
Geography
-
Coordinates
37° 40' 49" N, 127° 18' 18" E
- Elevation DEM: 113 m
- Timezone Asia/Seoul
- Time Shift GMT 9 (DST 9)
Statistics & Country
- Pop. Density 3,947 p/km²
- Built-up 18.9%
- Settlement Dense urban cluster
- Currency Won (KRW)
- Phone Prefix +82
Sun & Local Time
- Local time 04:41
- Sunrise 06:16
- Sunset 18:31
- Day length 12 h 16 min
Other populated places nearby
Nearby
Alternate Names
ko
야촌
Weather in Yachon
Current conditions and a 3-day (72-hour) weather forecast for Yachon, updated from the NOAA GFS model.
Now 18.9 C with mostly clear skies and a 1.5 m/s easterly wind. Next 24h: 15.0 to 27.9 C, max wind 1.8 m/s. No precipitation expected. Solar peaks near 697 W/m2.
Temperature
18.9 C
Wind
1.5 m/s E (73 deg)
Humidity
56 %
Pressure
1,014.0 hPa
Clouds
0 %
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 | 18.9 | 1.5 | 73 | 56 | 1,014.0 | - / 0.00 | 0 | 0.0 | n/a |
| 6h | 15.0 | 1.8 | 77 | 74 | 1,016.0 | 0.00 / 0.00 | 85 | 0.0 | n/a |
| 12h | 19.8 | 1.3 | 82 | 57 | 1,018.4 | 0.00 / 0.00 | 69 | 88.6 | n/a |
| 18h | 27.9 | 0.6 | 7 | 36 | 1,015.9 | 0.00 / 0.00 | 91 | 697.3 | n/a |
| Tomorrow | 19.5 | 0.4 | 107 | 62 | 1,018.1 | 0.00 / 0.00 | 1 | 152.9 | n/a |
| 30h | 16.2 | 1.2 | 78 | 82 | 1,018.8 | 0.00 / 0.00 | 0 | 0.0 | n/a |
| 36h | 20.8 | 0.9 | 104 | 67 | 1,019.6 | 0.00 / 0.00 | 5 | 88.2 | n/a |
| 42h | 27.5 | 2.6 | 272 | 39 | 1,016.6 | 0.00 / 0.00 | 0 | 686.6 | n/a |
| Wednesday | 19.0 | 0.9 | 296 | 75 | 1,018.2 | 0.00 / 0.00 | 13 | 151.9 | n/a |
| 54h | 16.9 | 0.7 | 39 | 90 | 1,018.2 | 0.00 / 0.00 | 100 | 0.0 | n/a |
| 60h | 20.9 | 0.7 | 61 | 74 | 1,019.2 | 0.00 / 0.00 | 96 | 71.4 | n/a |
| 66h | 25.4 | 0.4 | 45 | 50 | 1,017.1 | 0.00 / 0.00 | 100 | 412.2 | n/a |
| Thursday | 20.3 | 1.3 | 67 | 71 | 1,018.3 | 0.00 / 0.00 | 100 | 83.4 | n/a |
Source: NOAA GFS 0.25° (run 2026-09-21 12:00 UTC).
FAQ
What is the current weather and next 24-hour outlook in Yachon?
Now 18.9 C with mostly clear skies and a 1.5 m/s easterly wind. Next 24h: 15.0 to 27.9 C, max wind 1.8 m/s. No precipitation expected. Solar peaks near 697 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 Yachon today?
Sunrise around 06:17 and sunset around 18:30 (local time). Day length about 12h 13m.
What is the local time in Yachon?
Local time is 04:41. Time zone: Asia/Seoul (UTC+09:00).
What type of place is Yachon?
Yachon is a populated place.
What is the elevation of Yachon?
DEM 113 m.
Where is Yachon located?
It is at 37.68040, 127.30490 (latitude, longitude).
Which country is Yachon in?
It is in South Korea.