See exactly when rain will start and stop with a minute-by-minute precipitation nowcast for the next hour.
Compare today's weather with yesterday's data and track temperature trends over time.
Hourly Forecast
Daylight Hours
06:35
Sunrise
18:24
Sunset
Moon
Waxing Gibbous
17:42
Moonrise
05:44
Moonset
Daily Forecast
Today
Saturday
Sunday
Monday
Tuesday
Wednesday
Thursday
Friday
Saturday
Sunday
Air Quality Data Available
Upgrade to access real-time air quality data for Onchon.
UV Index
Humidity
Current stargazing conditions?
See sky darkness, moon phase, and the best viewing window for Onchon.
View stargazing scoreWeather in Onchon today, September 25, 2026
Rain features in Onchon on September 25, 2026, so keep waterproofs handy through the day. The damp theme is strongest where shower chances rise.
The day peaks near 25°C and cools toward 18°C. Expect humidity between 59% and 94%, most humid near 23:00. A lighter breeze peaks around 12:00 near 3.9 km/h.
Through the afternoon wet weather remains a factor, with rain chances near 54% around 16:00. Cloud also stays substantial, close to 100% near 12:00. Expect visibility near 15.3 km, with poorer spells close to 8.7 km. Sunrise is at 06:35 and sunset at 18:24, giving 11 hours 48 minutes of sunlight today.
In short, treat September 25, 2026 in Onchon as a damp day: pack covers, watch the wetter hours, and expect a high near 25°C.
Frequently asked questions about weather in Onchon
How warm does it get in Onchon?
The warmest month in Onchon is August, with average high temperatures of 27°C. The average temperature during this period is around 25°C.
How cold does it get in Onchon?
The coldest month in Onchon is January, with average low temperatures of -5°C. The average temperature during this period is around -3°C.
What is the wettest time of year in Onchon?
The wettest month in Onchon is August, with an average of 223mm of precipitation.
What is the driest time of year in Onchon?
The driest month in Onchon is January, with an average of 16mm of precipitation.
Explore more weather forecasts
- Chaeryŏng-ni, South Pyongan
- Pyongyang, Pyongyang
- Ch’ŏsal-li, South Pyongan
- Hamhŭng, South Hamgyong
- P’yŏngsŏng, South Pyongan
- Namp’o, Nampo
- Sil-li, South Pyongan
- Sunch’ŏn, South Pyongan
- Paek'ak, South Pyongan
- Hŭngnam, South Hamgyong
- Sinanju, South Pyongan
- Kaesŏng, Kaesong
- Wŏnsan, Kangwŏn-do
- Anju, South Pyongan
- Chongjin, North Hamgyong Province
