Kaech’ŏn climate — normals and trends
Kaech’ŏn (North Korea) has a hot-summer humid continental, dry winter climate (Dwa) under the Köppen-Geiger classification. Its mean annual temperature is 8.7 °C and it receives 1,400 mm of precipitation per year.
These figures are normals computed over 86 complete calendar years, from 1940 to 2025, using ERA5 reanalysis data from the Copernicus programme.
The warmest month is August (23.6 °C on average) and the coldest is January (-9.7 °C). Rainfall peaks in July.
Kaech’ŏn averages 142 frost days, 13 hot days (≥ 30 °C) and 116 rainy days per year.
Kaech’ŏn has warmed by +3.0 °C between 1940 and 2025, or +0.35 °C per decade. This trend is statistically significant.
The number of frost days there went from about 152 to 132 per year over the period.
The hottest day of the period reached 36.9 °C (on 1 August 2018) and the coldest -35.6 °C (on 10 January 1940).
Data from ERA5 reanalysis (Copernicus Climate Change Service), redistributed under a CC-BY 4.0 licence. Normals are recomputed whenever the archive is updated.
Climate normals · ERA5
Kaech’ŏnSouth Pyongan
- coords
- 39.70°, 125.89°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
8.7°C
Average daily high
14.0°C
Average daily low
3.7°C
Annual rainfall
1,400mm
Sunshine / day
8.6h
Mean relative humidity
71%
Average peak wind
12.4km/h
Seasonal range
33.3°C
Frost days (< 0 °C)
142 d/yr
Hot days (≥ 30 °C)
13 d/yr
Rainy days (≥ 1 mm)
116 d/yr
Annual snowfall
55.6 cm
Average feels-like high
12.7 °C
Average feels-like low
1.7 °C
Average peak gust
32.0 km/h
Tropical nights (≥ 20 °C)
36 d/yr
Solar radiation
14.3 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+3.0 °C
since 1940
+0.4 °C per decade · r² = 0.67 · p = < 0.001
Trend fitted by linear regression (ordinary least squares) on annual means. A trend is shown only when it is statistically significant (p < 0.05).
A climograph overlays rainfall (bars) and temperature (line): the standard reading in climatology, where you can see at a glance whether the warm season is also the dry one.
Records for the period
Hottest day
36.9 °C
1 August 2018
Coldest day
-35.6 °C
10 January 1940
Wettest day
190 mm
6 September 1945
Windiest day
41.0 km/h
27 August 2020
Strongest gust
123.5 km/h
27 August 2020
Hottest feels-like
46.3 °C
1 August 2018
Coldest feels-like
-40.7 °C
10 January 1940
Snowiest day
26.0 cm
3 March 1989
Sunniest day
14.5 h
13 June 1941
Normals computed over complete calendar years 1940–2025.
A specific year
Pick a year and see how it compares to normal — warmer, drier or more extreme than usual?
Across the whole year
Month by month
| High | vs. normal | Precipitation | vs. normal | |
|---|---|---|---|---|
| Jan | 0.2 °C | +3.6 °C | 25 mm | +6 mm |
| Feb | 0.7 °C | +0.3 °C | 8 mm | -16 mm |
| Mar | 10.1 °C | +2.8 °C | 15 mm | -27 mm |
| Apr | 16.7 °C | +1.3 °C | 111 mm | +30 mm |
| May | 21.5 °C | +0.3 °C | 151 mm | +47 mm |
| Jun | 26.8 °C | +1.8 °C | 314 mm | +163 mm |
| Jul | 30.0 °C | +2.8 °C | 291 mm | -93 mm |
| Aug | 29.0 °C | +1.3 °C | 396 mm | +93 mm |
| Sep | 26.4 °C | +2.8 °C | 171 mm | +44 mm |
| Oct | 17.7 °C | +0.9 °C | 146 mm | +78 mm |
| Nov | 10.2 °C | +2.5 °C | 42 mm | -25 mm |
| Dec | 0.6 °C | +1.4 °C | 40 mm | +9 mm |
The year's extremes
What was the weather like that day?
Your birthday, a wedding, a memorable trip: discover the actual weather for any date since 1940.
Frequently asked questions
What is the climate of Kaech’ŏn?
Kaech’ŏn has a hot-summer humid continental, dry winter climate (Köppen Dwa). Over 1940-2025, the average annual temperature is 8.7 °C and it receives 1,400 mm of precipitation per year.
What is the hottest day ever recorded in Kaech’ŏn?
The hottest day measured in Kaech’ŏn between 1940 and 2025 was 1 August 2018, reaching 36.9 °C.
What is the coldest day in Kaech’ŏn?
The coldest day measured in Kaech’ŏn between 1940 and 2025 was 10 January 1940, at -35.6 °C.
Does it snow in Kaech’ŏn?
Yes. Kaech’ŏn gets on average 55.6 cm of snow per year and has around 142 frost days.
Has the climate of Kaech’ŏn warmed?
Yes: Kaech’ŏn warmed by +3.0 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Kaech’ŏn?
The wettest day measured in Kaech’ŏn between 1940 and 2025 was 6 September 1945, with 190 mm of rain in 24 hours.
What was the windiest day in Kaech’ŏn?
The windiest day measured in Kaech’ŏn between 1940 and 2025 was 27 August 2020, with winds reaching 41.0 km/h.
What is the warmest month in Kaech’ŏn?
The warmest month in Kaech’ŏn is August (23.6 °C on average); the coldest is January (-9.7 °C).
How much does it rain in Kaech’ŏn?
Kaech’ŏn receives on average 1,400 mm of precipitation per year, spread over about 116 rainy days.
Is it sunny in Kaech’ŏn?
Kaech’ŏn gets on average 8.6 hours of sunshine per day, roughly 3,139 hours per year over 1940-2025.
What is the biggest single-day snowfall in Kaech’ŏn?
The heaviest 24-hour snowfall measured in Kaech’ŏn between 1940 and 2025 was 3 March 1989, with 26.0 cm.
Are there tropical nights in Kaech’ŏn?
Yes: Kaech’ŏn has on average 36 tropical nights per year (temperature staying above 20 °C), over 1940-2025.
What was the most extreme apparent temperature in Kaech’ŏn?
In Kaech’ŏn, between 1940 and 2025, the highest apparent temperature reached 46.3 °C on 1 August 2018, and the lowest was -40.7 °C on 10 January 1940.
Compare Kaech’ŏn with another city
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Nearby cities
The climate around Kaech’ŏn