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Kaech’ŏn Weather by Month
Average temperatures, rainfall and humidity for Kaech’ŏn, Korea, North, month by month, built from OpenWeather's historical records. Use it to see what a typical Kaech’ŏn month looks like before you travel — then check the live Kaech’ŏn forecast for the days ahead.
Warmest month
July
29°C average high
Coolest month
January
-10°C average low
Wettest month
July
142 mm of rain
Driest month
January
5 mm of rain
Average temperature and rainfall in Kaech’ŏn by month
Averages of the daily highs and lows recorded in each month, with total rainfall, mean humidity and mean wind speed.
| Month | Avg high | Avg low | Record low / high | Rainfall | Humidity | Wind |
|---|---|---|---|---|---|---|
| January | 0°C | -10°C | -30°C / 17°C | 5 mm | 73% | 10 km/h |
| February | 3°C | -6°C | -26°C / 19°C | 10 mm | 66% | 12 km/h |
| March | 10°C | 1°C | -14°C / 22°C | 33 mm | 60% | 12 km/h |
| April | 17°C | 7°C | -7°C / 28°C | 48 mm | 58% | 12 km/h |
| May | 22°C | 12°C | 4°C / 48°C | 53 mm | 64% | 12 km/h |
| June | 26°C | 17°C | 9°C / 35°C | 68 mm | 73% | 10 km/h |
| July | 29°C | 22°C | 16°C / 36°C | 142 mm | 82% | 10 km/h |
| August | 29°C | 21°C | 8°C / 37°C | 117 mm | 83% | 9 km/h |
| September | 25°C | 16°C | 4°C / 32°C | 50 mm | 78% | 9 km/h |
| October | 17°C | 9°C | -7°C / 27°C | 28 mm | 71% | 10 km/h |
| November | 10°C | 2°C | -17°C / 26°C | 30 mm | 69% | 11 km/h |
| December | 1°C | -6°C | -28°C / 21°C | 12 mm | 71% | 11 km/h |
Best time to visit Kaech’ŏn
The most comfortable time to visit Kaech’ŏn is generally May to June and September, balancing mild daytime temperatures against the driest stretch of the year. The city has strongly marked seasons and rain concentrates around July, totalling about 596 mm a year.
Travellers who prefer heat should aim for July, when highs average 29°C. July is the month to avoid if rain would spoil your plans — it averages 142 mm, roughly 30× the rainfall of January.
Source: OpenWeather historical and statistical weather data. Values are long-term averages, not a forecast — see the Kaech’ŏn forecast for what is happening now.