Chaeryŏng-ni climate — normals and trends
Chaeryŏng-ni (North Korea) has a hot-summer humid continental, dry winter climate (Dwa) under the Köppen-Geiger classification. Its mean annual temperature is 11.0 °C and it receives 1,000 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 (24.6 °C on average) and the coldest is January (-3.9 °C). Rainfall peaks in July.
Chaeryŏng-ni averages 102 frost days, 5 hot days (≥ 30 °C) and 94 rainy days per year.
Chaeryŏng-ni has warmed by +1.9 °C between 1940 and 2025, or +0.22 °C per decade. This trend is statistically significant.
The number of frost days there went from about 112 to 92 per year over the period.
The hottest day of the period reached 34.5 °C (on 4 August 1959) and the coldest -18.5 °C (on 17 January 1961).
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
Chaeryŏng-niSouth Pyongan
- coords
- 38.74°, 125.23°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
11.0°C
Average daily high
14.2°C
Average daily low
8.1°C
Annual rainfall
1,000mm
Sunshine / day
9.1h
Mean relative humidity
73%
Average peak wind
20.0km/h
Seasonal range
28.5°C
Frost days (< 0 °C)
102 d/yr
Hot days (≥ 30 °C)
5 d/yr
Rainy days (≥ 1 mm)
94 d/yr
Annual snowfall
29.6 cm
Average feels-like high
12.7 °C
Average feels-like low
5.7 °C
Average peak gust
35.2 km/h
Tropical nights (≥ 20 °C)
61 d/yr
Solar radiation
15.2 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+1.9 °C
since 1940
+0.2 °C per decade · r² = 0.54 · 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
34.5 °C
4 August 1959
Coldest day
-18.5 °C
17 January 1961
Wettest day
201 mm
7 September 1962
Windiest day
64.2 km/h
17 April 1946
Strongest gust
114.5 km/h
8 August 2011
Hottest feels-like
42.4 °C
2 August 2018
Coldest feels-like
-25.0 °C
4 January 1970
Snowiest day
17.9 cm
2 March 1971
Sunniest day
14.2 h
16 June 2007
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 | 0.9 °C | +2.0 °C | 14 mm | -3 mm |
| Feb | 0.3 °C | -0.5 °C | 8 mm | -10 mm |
| Mar | 9.0 °C | +2.7 °C | 24 mm | -7 mm |
| Apr | 14.1 °C | +0.7 °C | 80 mm | +20 mm |
| May | 19.4 °C | +0.2 °C | 91 mm | +12 mm |
| Jun | 25.2 °C | +1.6 °C | 170 mm | +70 mm |
| Jul | 29.3 °C | +2.8 °C | 94 mm | -160 mm |
| Aug | 29.3 °C | +1.9 °C | 232 mm | +27 mm |
| Sep | 25.8 °C | +2.1 °C | 194 mm | +87 mm |
| Oct | 18.1 °C | +0.4 °C | 127 mm | +76 mm |
| Nov | 11.8 °C | +1.9 °C | 21 mm | -29 mm |
| Dec | 3.1 °C | +0.7 °C | 23 mm | -4 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 Chaeryŏng-ni?
Chaeryŏng-ni has a hot-summer humid continental, dry winter climate (Köppen Dwa). Over 1940-2025, the average annual temperature is 11.0 °C and it receives 1,000 mm of precipitation per year.
What is the hottest day ever recorded in Chaeryŏng-ni?
The hottest day measured in Chaeryŏng-ni between 1940 and 2025 was 4 August 1959, reaching 34.5 °C.
What is the coldest day in Chaeryŏng-ni?
The coldest day measured in Chaeryŏng-ni between 1940 and 2025 was 17 January 1961, at -18.5 °C.
Does it snow in Chaeryŏng-ni?
Yes. Chaeryŏng-ni gets on average 29.6 cm of snow per year and has around 102 frost days.
Has the climate of Chaeryŏng-ni warmed?
Yes: Chaeryŏng-ni warmed by +1.9 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Chaeryŏng-ni?
The wettest day measured in Chaeryŏng-ni between 1940 and 2025 was 7 September 1962, with 201 mm of rain in 24 hours.
What was the windiest day in Chaeryŏng-ni?
The windiest day measured in Chaeryŏng-ni between 1940 and 2025 was 17 April 1946, with winds reaching 64.2 km/h.
What is the warmest month in Chaeryŏng-ni?
The warmest month in Chaeryŏng-ni is August (24.6 °C on average); the coldest is January (-3.9 °C).
How much does it rain in Chaeryŏng-ni?
Chaeryŏng-ni receives on average 1,000 mm of precipitation per year, spread over about 94 rainy days.
Is it sunny in Chaeryŏng-ni?
Chaeryŏng-ni gets on average 9.1 hours of sunshine per day, roughly 3,322 hours per year over 1940-2025.
What is the biggest single-day snowfall in Chaeryŏng-ni?
The heaviest 24-hour snowfall measured in Chaeryŏng-ni between 1940 and 2025 was 2 March 1971, with 17.9 cm.
Are there tropical nights in Chaeryŏng-ni?
Yes: Chaeryŏng-ni has on average 61 tropical nights per year (temperature staying above 20 °C), over 1940-2025.
What was the most extreme apparent temperature in Chaeryŏng-ni?
In Chaeryŏng-ni, between 1940 and 2025, the highest apparent temperature reached 42.4 °C on 2 August 2018, and the lowest was -25.0 °C on 4 January 1970.
Compare Chaeryŏng-ni with another city
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Nearby cities
The climate around Chaeryŏng-ni