🇰🇷 Weather in Koch'ang
Map Overlays:
Hourly Forecast for Koch'ang
06:00
13°
27%
07:00
13°
25%
08:00
16°
14%
09:00
18°
16%
10:00
20°
13%
11:00
23°
3%
12:00
24°
10%
13:00
25°
4%
14:00
25°
3%
15:00
25°
2%
16:00
24°
2%
17:00
22°
13%
18:00
19°
16%
19:00
18°
17%
20:00
18°
17%
21:00
16°
18%
22:00
17°
16%
23:00
16°
7%
00:00
15°
7%
01:00
15°
7%
02:00
15°
7%
03:00
15°
8%
04:00
15°
7%
05:00
15°
7%
14-Day Forecast for Koch'ang
2026-10-09
Overcast
25° /
13°
2026-10-10
Sunny
27° /
15°
2026-10-11
Overcast
24° /
17°
2026-10-12
Patchy rain nearby
24° /
18°
2026-10-13
Sunny
24° /
16°
2026-10-14
Sunny
19° /
11°
2026-10-15
Sunny
20° /
9°
Additional Forecasts for Koch'ang
Air Quality
💨 US EPA Index 3 (Unhealthy for Sensitive)
CO (Carbon Monoxide) 330.0 μg/m³
NO₂ (Nitrogen Dioxide) 69.3 μg/m³
SO₂ (Sulphur Dioxide) 10.2 μg/m³
PM2.5 (Fine particles) 54.4 μg/m³
PM10 (Coarse particles) 55.2 μg/m³
Historical Weather
Weather Forecasts for Other Cities in South Korea
Weather in Koch'ang — FAQ
Answers refreshed each request based on current conditions in Koch'ang.
What is the weather like right now in Koch'ang?
Right now in Koch'ang, South Korea the temperature is 12.8°C (feels like 12.4°C), with mist. Relative humidity is 86% and wind is 3.6 km/h.
What is today's high and low temperature in Koch'ang?
Today's forecast high in Koch'ang is 25.3°C and the overnight low is 12.7°C. The diurnal range — high minus low — depends on cloud cover; clear days swing more than overcast ones.
Will it rain in Koch'ang today?
The chance of precipitation in Koch'ang today is 11%. Forecast accuracy is highest within the next 6 hours and decreases steadily out to 14 days.
How often does the weather here update?
Current observations refresh every 15-60 minutes from the nearest monitoring stations operated by national meteorological agencies. The hourly forecast updates approximately every hour; the 7- and 14-day outlook is recomputed several times per day.
What does 'feels like' temperature mean?
Feels-like (apparent) temperature accounts for humidity, wind chill and direct sunshine — variables that change how the human body perceives heat or cold. On hot, humid days it can be 3-7°C above the actual reading; on cold windy days it can be 5-15°C below.
Why does the temperature in Koch'ang differ from nearby cities?
Even short distances can change temperatures noticeably. Koch'ang's reading reflects altitude, proximity to large bodies of water, urban heat island effects, and the exact location of the monitoring stations supplying the data. Coastal cities are typically milder and more humid than inland equivalents.