Chungju climate — normals and trends
Chungju (South 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 1,212 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 (24.4 °C on average) and the coldest is January (-4.2 °C). Rainfall peaks in July.
Chungju averages 116 frost days, 20 hot days (≥ 30 °C) and 107 rainy days per year.
Chungju has warmed by +2.3 °C between 1940 and 2025, or +0.27 °C per decade. This trend is statistically significant.
The number of frost days there went from about 128 to 104 per year over the period.
The hottest day of the period reached 36.4 °C (on 15 August 2018) and the coldest -27.2 °C (on 17 January 1945).
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
ChungjuNorth Chungcheong
- coords
- 36.98°, 127.93°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
11.0°C
Average daily high
15.8°C
Average daily low
6.4°C
Annual rainfall
1,212mm
Sunshine / day
8.5h
Mean relative humidity
71%
Average peak wind
13.9km/h
Seasonal range
28.6°C
Frost days (< 0 °C)
116 d/yr
Hot days (≥ 30 °C)
20 d/yr
Rainy days (≥ 1 mm)
107 d/yr
Annual snowfall
34.4 cm
Average feels-like high
14.5 °C
Average feels-like low
4.8 °C
Average peak gust
34.8 km/h
Tropical nights (≥ 20 °C)
46 d/yr
Solar radiation
14.7 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+2.3 °C
since 1940
+0.3 °C per decade · r² = 0.55 · 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
36.4 °C
15 August 2018
Coldest day
-27.2 °C
17 January 1945
Wettest day
196 mm
19 August 1972
Windiest day
42.4 km/h
18 April 1946
Strongest gust
122.8 km/h
28 August 1986
Hottest feels-like
41.9 °C
13 August 1952
Coldest feels-like
-32.8 °C
17 January 1945
Snowiest day
23.4 cm
5 March 2004
Sunniest day
14.2 h
20 June 1944
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 | 2.6 °C | +2.1 °C | 20 mm | -7 mm |
| Feb | 2.4 °C | -1.0 °C | 10 mm | -23 mm |
| Mar | 12.2 °C | +2.7 °C | 55 mm | -4 mm |
| Apr | 18.6 °C | +1.9 °C | 84 mm | -4 mm |
| May | 21.4 °C | -0.5 °C | 111 mm | +16 mm |
| Jun | 27.3 °C | +1.8 °C | 179 mm | +42 mm |
| Jul | 30.7 °C | +3.1 °C | 200 mm | -83 mm |
| Aug | 30.4 °C | +2.1 °C | 124 mm | -84 mm |
| Sep | 25.7 °C | +1.7 °C | 253 mm | +107 mm |
| Oct | 19.4 °C | +1.2 °C | 198 mm | +143 mm |
| Nov | 13.0 °C | +2.4 °C | 14 mm | -34 mm |
| Dec | 4.7 °C | +1.6 °C | 43 mm | +12 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 Chungju?
Chungju 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 1,212 mm of precipitation per year.
What is the hottest day ever recorded in Chungju?
The hottest day measured in Chungju between 1940 and 2025 was 15 August 2018, reaching 36.4 °C.
What is the coldest day in Chungju?
The coldest day measured in Chungju between 1940 and 2025 was 17 January 1945, at -27.2 °C.
Does it snow in Chungju?
Yes. Chungju gets on average 34.4 cm of snow per year and has around 116 frost days.
Has the climate of Chungju warmed?
Yes: Chungju warmed by +2.3 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Chungju?
The wettest day measured in Chungju between 1940 and 2025 was 19 August 1972, with 196 mm of rain in 24 hours.
What was the windiest day in Chungju?
The windiest day measured in Chungju between 1940 and 2025 was 18 April 1946, with winds reaching 42.4 km/h.
What is the warmest month in Chungju?
The warmest month in Chungju is August (24.4 °C on average); the coldest is January (-4.2 °C).
How much does it rain in Chungju?
Chungju receives on average 1,212 mm of precipitation per year, spread over about 107 rainy days.
Is it sunny in Chungju?
Chungju gets on average 8.5 hours of sunshine per day, roughly 3,103 hours per year over 1940-2025.
What is the biggest single-day snowfall in Chungju?
The heaviest 24-hour snowfall measured in Chungju between 1940 and 2025 was 5 March 2004, with 23.4 cm.
Are there tropical nights in Chungju?
Yes: Chungju has on average 46 tropical nights per year (temperature staying above 20 °C), over 1940-2025.
What was the most extreme apparent temperature in Chungju?
In Chungju, between 1940 and 2025, the highest apparent temperature reached 41.9 °C on 13 August 1952, and the lowest was -32.8 °C on 17 January 1945.
Compare Chungju with another city
Pick a second city: its normals will be set against these, indicator by indicator.
Nearby cities
The climate around Chungju