Location & Surroundings
Onsu is a settlement in Chungcheongnam-do, South Korea, at 99 m elevation. The nearest larger town is Boryeong, 14 km to the west. The national capital Seoul is about 140 km to the north. The nearest airport is Gunsan Airport, 46 km away.
Also known as: Onsu-ri · 온수
Basic Data
- Type populated place (PPL)
- a city, town, village, or other agglomeration of buildings where people live and work
Geography
-
Coordinates
36° 18' 8" N, 126° 44' 42" E
- Elevation DEM: 99 m
- Timezone Asia/Seoul
- Time Shift GMT 9 (DST 9)
Statistics & Country
- Pop. Density 84 p/km²
- Built-up 3.9%
- Settlement Very low density rural
- Currency Won (KRW)
- Phone Prefix +82
Sun & Local Time
- Local time 04:27
- Sunrise 06:33
- Sunset 18:07
- Day length 11 h 34 min
Other populated places nearby
Alternate Names
Weather in Onsu
Current conditions and a 3-day (72-hour) weather forecast for Onsu, updated from the NOAA GFS model.
Now 15.6 C with overcast skies and a 1.3 m/s northerly wind. Next 24h: 13.7 to 25.3 C, max wind 1.7 m/s. No precipitation expected. Solar peaks near 632 W/m2.
Temperature
15.6 C
Wind
1.3 m/s N (2 deg)
Humidity
73 %
Pressure
1,021.5 hPa
Clouds
86 %
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 | 15.6 | 1.3 | 2 | 73 | 1,021.5 | - / 0.00 | 86 | 0.0 | n/a |
| 6h | 13.7 | 0.8 | 48 | 77 | 1,020.7 | 0.00 / 0.00 | 53 | 0.0 | n/a |
| 12h | 18.5 | 1.2 | 74 | 58 | 1,020.9 | 0.00 / 0.00 | 0 | 70.0 | n/a |
| 18h | 25.3 | 1.1 | 287 | 41 | 1,017.2 | 0.00 / 0.00 | 4 | 632.4 | n/a |
| Tomorrow | 17.0 | 1.7 | 19 | 69 | 1,018.8 | 0.00 / 0.00 | 22 | 118.0 | n/a |
| 30h | 15.5 | 1.0 | 51 | 71 | 1,019.1 | 0.00 / 0.00 | 77 | 0.0 | n/a |
| 36h | 20.3 | 0.9 | 61 | 56 | 1,020.3 | 0.00 / 0.00 | 2 | 63.3 | n/a |
| 42h | 26.1 | 2.3 | 246 | 47 | 1,018.1 | 0.00 / 0.00 | 20 | 608.4 | n/a |
| Sunday | 18.8 | 1.4 | 356 | 70 | 1,019.5 | 0.00 / 0.00 | 11 | 107.4 | n/a |
| 54h | 17.8 | 0.9 | 79 | 78 | 1,019.5 | 0.21 / 0.21 | 44 | 0.0 | n/a |
| 60h | 20.3 | 0.8 | 114 | 72 | 1,020.4 | 0.00 / 0.00 | 85 | 27.7 | n/a |
| 66h | 21.8 | 1.2 | 222 | 74 | 1,018.3 | 0.10 / 0.10 | 99 | 236.2 | n/a |
| Monday | 19.6 | 0.4 | 189 | 79 | 1,019.1 | 0.15 / 0.25 | 100 | 14.1 | n/a |
Source: NOAA GFS 0.25° (run 2026-10-09 12:00 UTC).
FAQ
What is the current weather and next 24-hour outlook in Onsu?
Now 15.6 C with overcast skies and a 1.3 m/s northerly wind. Next 24h: 13.7 to 25.3 C, max wind 1.7 m/s. No precipitation expected. Solar peaks near 632 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 Onsu today?
Sunrise around 06:34 and sunset around 18:06 (local time). Day length about 11h 32m.
What is the local time in Onsu?
Local time is 04:27. Time zone: Asia/Seoul (UTC+09:00).
What type of place is Onsu?
Onsu is a populated place.
What is the elevation of Onsu?
DEM 99 m.
Where is Onsu located?
It is at 36.30215, 126.74490 (latitude, longitude).
Which country is Onsu in?
It is in South Korea.