Chilgok climate — normals and trends
Chilgok (South Korea) has a hot-summer humid continental, dry winter climate (Dwa) under the Köppen-Geiger classification. Its mean annual temperature is 12.7 °C and it receives 1,063 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 (25.7 °C on average) and the coldest is January (-1.2 °C). Rainfall peaks in July.
Chilgok averages 101 frost days, 40 hot days (≥ 30 °C) and 91 rainy days per year.
Chilgok has warmed by +2.7 °C between 1940 and 2025, or +0.31 °C per decade. This trend is statistically significant.
The number of frost days there went from about 118 to 84 per year over the period.
The hottest day of the period reached 39.2 °C (on 14 August 1995) and the coldest -22.3 °C (on 16 January 1967).
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
ChilgokGyeongsangbuk-do
- coords
- 35.99°, 128.40°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
12.7°C
Average daily high
17.9°C
Average daily low
8.1°C
Annual rainfall
1,063mm
Sunshine / day
8.5h
Mean relative humidity
68%
Average peak wind
13.3km/h
Seasonal range
26.9°C
Frost days (< 0 °C)
101 d/yr
Hot days (≥ 30 °C)
40 d/yr
Rainy days (≥ 1 mm)
91 d/yr
Annual snowfall
14.3 cm
Average feels-like high
16.8 °C
Average feels-like low
6.8 °C
Average peak gust
34.9 km/h
Tropical nights (≥ 20 °C)
58 d/yr
Solar radiation
14.9 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+2.7 °C
since 1940
+0.3 °C per decade · r² = 0.70 · 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
39.2 °C
14 August 1995
Coldest day
-22.3 °C
16 January 1967
Wettest day
170 mm
18 July 1964
Windiest day
45.1 km/h
31 August 1987
Strongest gust
147.6 km/h
16 July 1987
Hottest feels-like
43.9 °C
28 July 1953
Coldest feels-like
-27.9 °C
16 January 1967
Snowiest day
17.0 cm
8 March 2018
Sunniest day
14.0 h
24 June 1958
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 | 5.7 °C | +2.0 °C | 7 mm | -16 mm |
| Feb | 5.6 °C | -0.7 °C | 15 mm | -16 mm |
| Mar | 14.7 °C | +2.8 °C | 57 mm | -0 mm |
| Apr | 21.3 °C | +2.6 °C | 58 mm | -23 mm |
| May | 23.3 °C | -0.5 °C | 93 mm | +4 mm |
| Jun | 29.5 °C | +2.4 °C | 195 mm | +61 mm |
| Jul | 32.5 °C | +3.4 °C | 143 mm | -79 mm |
| Aug | 33.4 °C | +3.4 °C | 87 mm | -84 mm |
| Sep | 27.9 °C | +2.6 °C | 147 mm | +5 mm |
| Oct | 20.6 °C | +0.6 °C | 162 mm | +110 mm |
| Nov | 15.1 °C | +2.1 °C | 13 mm | -27 mm |
| Dec | 7.8 °C | +1.8 °C | 19 mm | -3 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 Chilgok?
Chilgok has a hot-summer humid continental, dry winter climate (Köppen Dwa). Over 1940-2025, the average annual temperature is 12.7 °C and it receives 1,063 mm of precipitation per year.
What is the hottest day ever recorded in Chilgok?
The hottest day measured in Chilgok between 1940 and 2025 was 14 August 1995, reaching 39.2 °C.
What is the coldest day in Chilgok?
The coldest day measured in Chilgok between 1940 and 2025 was 16 January 1967, at -22.3 °C.
Does it snow in Chilgok?
Yes. Chilgok gets on average 14.3 cm of snow per year and has around 101 frost days.
Has the climate of Chilgok warmed?
Yes: Chilgok warmed by +2.7 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Chilgok?
The wettest day measured in Chilgok between 1940 and 2025 was 18 July 1964, with 170 mm of rain in 24 hours.
What was the windiest day in Chilgok?
The windiest day measured in Chilgok between 1940 and 2025 was 31 August 1987, with winds reaching 45.1 km/h.
What is the warmest month in Chilgok?
The warmest month in Chilgok is August (25.7 °C on average); the coldest is January (-1.2 °C).
How much does it rain in Chilgok?
Chilgok receives on average 1,063 mm of precipitation per year, spread over about 91 rainy days.
Is it sunny in Chilgok?
Chilgok 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 Chilgok?
The heaviest 24-hour snowfall measured in Chilgok between 1940 and 2025 was 8 March 2018, with 17.0 cm.
Are there tropical nights in Chilgok?
Yes: Chilgok has on average 58 tropical nights per year (temperature staying above 20 °C), over 1940-2025.
What was the most extreme apparent temperature in Chilgok?
In Chilgok, between 1940 and 2025, the highest apparent temperature reached 43.9 °C on 28 July 1953, and the lowest was -27.9 °C on 16 January 1967.
Compare Chilgok with another city
Pick a second city: its normals will be set against these, indicator by indicator.
Nearby cities
The climate around Chilgok