Yŏnan-ŭp climate — normals and trends
Yŏnan-ŭp (North Korea) has a hot-summer humid continental, dry winter climate (Dwa) under the Köppen-Geiger classification. Its mean annual temperature is 11.2 °C and it receives 1,177 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 (24.9 °C on average) and the coldest is January (-3.8 °C). Rainfall peaks in July.
Yŏnan-ŭp averages 106 frost days, 10 hot days (≥ 30 °C) and 95 rainy days per year.
Yŏnan-ŭp has warmed by +2.0 °C between 1940 and 2025, or +0.23 °C per decade. This trend is statistically significant.
The number of frost days there went from about 115 to 97 per year over the period.
The hottest day of the period reached 35.6 °C (on 1 August 2018) and the coldest -22.5 °C (on 6 January 1950).
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
Yŏnan-ŭpSouth Hwanghae
- coords
- 37.91°, 126.16°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
11.2°C
Average daily high
15.1°C
Average daily low
7.5°C
Annual rainfall
1,177mm
Sunshine / day
8.9h
Mean relative humidity
72%
Average peak wind
16.9km/h
Seasonal range
28.7°C
Frost days (< 0 °C)
106 d/yr
Hot days (≥ 30 °C)
10 d/yr
Rainy days (≥ 1 mm)
95 d/yr
Annual snowfall
22.0 cm
Average feels-like high
13.9 °C
Average feels-like low
5.5 °C
Average peak gust
32.8 km/h
Tropical nights (≥ 20 °C)
57 d/yr
Solar radiation
14.9 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+2.0 °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
35.6 °C
1 August 2018
Coldest day
-22.5 °C
6 January 1950
Wettest day
204 mm
3 August 1999
Windiest day
60.8 km/h
7 September 2019
Strongest gust
127.4 km/h
27 August 2020
Hottest feels-like
43.0 °C
1 August 2018
Coldest feels-like
-28.8 °C
6 January 1950
Snowiest day
18.0 cm
8 March 1991
Sunniest day
14.3 h
27 June 1951
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 | 2.5 °C | +2.2 °C | 14 mm | -5 mm |
| Feb | 2.0 °C | -0.7 °C | 6 mm | -16 mm |
| Mar | 10.6 °C | +2.4 °C | 42 mm | +3 mm |
| Apr | 15.6 °C | +0.7 °C | 89 mm | +15 mm |
| May | 19.8 °C | -0.5 °C | 95 mm | +3 mm |
| Jun | 25.7 °C | +1.3 °C | 162 mm | +39 mm |
| Jul | 29.4 °C | +2.7 °C | 119 mm | -188 mm |
| Aug | 30.2 °C | +2.2 °C | 128 mm | -121 mm |
| Sep | 26.2 °C | +1.8 °C | 190 mm | +57 mm |
| Oct | 19.1 °C | +0.8 °C | 192 mm | +141 mm |
| Nov | 12.5 °C | +2.0 °C | 18 mm | -27 mm |
| Dec | 3.8 °C | +0.8 °C | 32 mm | +8 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 Yŏnan-ŭp?
Yŏnan-ŭp has a hot-summer humid continental, dry winter climate (Köppen Dwa). Over 1940-2025, the average annual temperature is 11.2 °C and it receives 1,177 mm of precipitation per year.
What is the hottest day ever recorded in Yŏnan-ŭp?
The hottest day measured in Yŏnan-ŭp between 1940 and 2025 was 1 August 2018, reaching 35.6 °C.
What is the coldest day in Yŏnan-ŭp?
The coldest day measured in Yŏnan-ŭp between 1940 and 2025 was 6 January 1950, at -22.5 °C.
Does it snow in Yŏnan-ŭp?
Yes. Yŏnan-ŭp gets on average 22.0 cm of snow per year and has around 106 frost days.
Has the climate of Yŏnan-ŭp warmed?
Yes: Yŏnan-ŭp warmed by +2.0 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Yŏnan-ŭp?
The wettest day measured in Yŏnan-ŭp between 1940 and 2025 was 3 August 1999, with 204 mm of rain in 24 hours.
What was the windiest day in Yŏnan-ŭp?
The windiest day measured in Yŏnan-ŭp between 1940 and 2025 was 7 September 2019, with winds reaching 60.8 km/h.
What is the warmest month in Yŏnan-ŭp?
The warmest month in Yŏnan-ŭp is August (24.9 °C on average); the coldest is January (-3.8 °C).
How much does it rain in Yŏnan-ŭp?
Yŏnan-ŭp receives on average 1,177 mm of precipitation per year, spread over about 95 rainy days.
Is it sunny in Yŏnan-ŭp?
Yŏnan-ŭp gets on average 8.9 hours of sunshine per day, roughly 3,249 hours per year over 1940-2025.
What is the biggest single-day snowfall in Yŏnan-ŭp?
The heaviest 24-hour snowfall measured in Yŏnan-ŭp between 1940 and 2025 was 8 March 1991, with 18.0 cm.
Are there tropical nights in Yŏnan-ŭp?
Yes: Yŏnan-ŭp has on average 57 tropical nights per year (temperature staying above 20 °C), over 1940-2025.
What was the most extreme apparent temperature in Yŏnan-ŭp?
In Yŏnan-ŭp, between 1940 and 2025, the highest apparent temperature reached 43.0 °C on 1 August 2018, and the lowest was -28.8 °C on 6 January 1950.
Compare Yŏnan-ŭp with another city
Pick a second city: its normals will be set against these, indicator by indicator.
Nearby cities
The climate around Yŏnan-ŭp