T’ongch’ŏn-ŭp climate — normals and trends
T’ongch’ŏn-ŭp has a hot-summer humid continental climate, averaging 11.0 °C annually with 1,235 mm of rain per year.
Climate normals · ERA5
T’ongch’ŏn-ŭpKangwŏn-do
- coords
- 38.95°, 127.89°
- period
- 1940–2025 · 86 yrs
The normals for this period
The average of every indicator across the whole window: temperature, water, sky, wind and notable days.
Mean daily temperature
11.0°C
Average daily high
12.8°C
Average daily low
9.4°C
Annual rainfall
1,235mm
Sunshine / day
8.9h
Mean relative humidity
74%
Average peak wind
24.4km/h
Seasonal range
25.2°C
Frost days (< 0 °C)
69 d/yr
Hot days (≥ 30 °C)
0 d/yr
Rainy days (≥ 1 mm)
104 d/yr
Annual snowfall
74.2 cm
Average feels-like high
11.1 °C
Average feels-like low
6.2 °C
Average peak gust
35.0 km/h
Tropical nights (≥ 20 °C)
59 d/yr
Solar radiation
14.8 MJ/m²
Has the climate changed?
What the yearly averages say about warming here, and whether the slope is statistically solid.
+2.4 °C
since 1940
+0.3 °C per decade · r² = 0.61 · 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).
Climate month by month
How an average year unfolds: when it rains, when it turns hot, when the sun is out.
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
The most extreme days ever measured here, then the year-by-year detail.
Hottest day
31.8 °C
1 August 2024
Coldest day
-16.2 °C
5 January 1959
Wettest day
177 mm
1 September 1984
Windiest day
77.8 km/h
7 September 2020
Strongest gust
122.0 km/h
10 October 2001
Hottest feels-like
38.1 °C
4 August 2018
Coldest feels-like
-25.9 °C
16 January 1958
Snowiest day
39.6 cm
31 January 1979
Sunniest day
14.7 h
28 June 1951
Normals computed over complete calendar years 1940–2025.
A specific year
Pick a year and compare it with the normal: warmer, drier, more extreme?
Across the whole year
Month by month
| High | vs. normal | Precipitation | vs. normal | |
|---|---|---|---|---|
| Jan | 2.4 °C | +1.8 °C | 10 mm | -30 mm |
| Feb | 2.5 °C | +0.8 °C | 4 mm | -37 mm |
| Mar | 7.1 °C | +2.0 °C | 66 mm | +13 mm |
| Apr | 11.5 °C | +0.9 °C | 62 mm | -10 mm |
| May | 15.8 °C | -0.1 °C | 96 mm | +5 mm |
| Jun | 22.3 °C | +2.9 °C | 128 mm | +14 mm |
| Jul | 26.8 °C | +3.5 °C | 102 mm | -135 mm |
| Aug | 27.8 °C | +3.2 °C | 50 mm | -180 mm |
| Sep | 23.7 °C | +2.5 °C | 264 mm | +97 mm |
| Oct | 16.9 °C | +0.4 °C | 357 mm | +281 mm |
| Nov | 12.2 °C | +1.8 °C | 37 mm | -36 mm |
| Dec | 5.7 °C | +1.8 °C | 58 mm | +15 mm |
The year's extremes
What was the weather like that day?
The weather actually measured on a given date, anywhere in the covered window.
Climate at a glance
What these normals say about the place, in a few sentences, and the notions needed to read them.
T’ongch’ŏn-ŭp (North Korea) has a hot-summer humid continental climate (Dfa) under the Köppen-Geiger classification. Its mean annual temperature is 11.0 °C and it receives 1,235 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 (23.5 °C on average) and the coldest is January (-1.7 °C). Rainfall peaks in July.
T’ongch’ŏn-ŭp averages 69 frost days, 0 hot days (≥ 30 °C) and 104 rainy days per year.
T’ongch’ŏn-ŭp has warmed by +2.4 °C between 1940 and 2025, or +0.28 °C per decade. This trend is statistically significant.
The number of frost days there went from about 95 to 43 per year over the period.
The hottest day of the period reached 31.8 °C (on 1 August 2024) and the coldest -16.2 °C (on 5 January 1959).
Data from ERA5 reanalysis (Copernicus Climate Change Service), redistributed under a CC-BY 4.0 licence. Normals are recomputed whenever the archive is updated.
Compare T’ongch’ŏn-ŭp with another city
Pick a second city: its normals will be set against these, indicator by indicator.
Nearby cities
The climate around T’ongch’ŏn-ŭp
Other cities — North Korea
Frequently asked questions
What is the climate of T’ongch’ŏn-ŭp?
T’ongch’ŏn-ŭp has a hot-summer humid continental climate (Köppen Dfa). Over 1940-2025, the average annual temperature is 11.0 °C and it receives 1,235 mm of precipitation per year.
What is the hottest day ever recorded in T’ongch’ŏn-ŭp?
The hottest day measured in T’ongch’ŏn-ŭp between 1940 and 2025 was 1 August 2024, reaching 31.8 °C.
What is the coldest day in T’ongch’ŏn-ŭp?
The coldest day measured in T’ongch’ŏn-ŭp between 1940 and 2025 was 5 January 1959, at -16.2 °C.
Does it snow in T’ongch’ŏn-ŭp?
Yes. T’ongch’ŏn-ŭp gets on average 74.2 cm of snow per year and has around 69 frost days.
Has the climate of T’ongch’ŏn-ŭp warmed?
Yes: T’ongch’ŏn-ŭp warmed by +2.4 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in T’ongch’ŏn-ŭp?
The wettest day measured in T’ongch’ŏn-ŭp between 1940 and 2025 was 1 September 1984, with 177 mm of rain in 24 hours.
What was the windiest day in T’ongch’ŏn-ŭp?
The windiest day measured in T’ongch’ŏn-ŭp between 1940 and 2025 was 7 September 2020, with winds reaching 77.8 km/h.
What is the warmest month in T’ongch’ŏn-ŭp?
The warmest month in T’ongch’ŏn-ŭp is August (23.5 °C on average); the coldest is January (-1.7 °C).
How much does it rain in T’ongch’ŏn-ŭp?
T’ongch’ŏn-ŭp receives on average 1,235 mm of precipitation per year, spread over about 104 rainy days.
Is it sunny in T’ongch’ŏn-ŭp?
T’ongch’ŏn-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 T’ongch’ŏn-ŭp?
The heaviest 24-hour snowfall measured in T’ongch’ŏn-ŭp between 1940 and 2025 was 31 January 1979, with 39.6 cm.
Are there tropical nights in T’ongch’ŏn-ŭp?
Yes: T’ongch’ŏn-ŭp has on average 59 tropical nights per year (temperature staying above 20 °C), over 1940-2025.
What was the most extreme apparent temperature in T’ongch’ŏn-ŭp?
In T’ongch’ŏn-ŭp, between 1940 and 2025, the highest apparent temperature reached 38.1 °C on 4 August 2018, and the lowest was -25.9 °C on 16 January 1958.
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