Eisen climate — normals and trends
Eisen (South Korea) has a hot-summer humid continental climate (Dfa) under the Köppen-Geiger classification. Its mean annual temperature is 12.0 °C and it receives 1,102 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 (-1.8 °C). Rainfall peaks in July.
Eisen averages 107 frost days, 30 hot days (≥ 30 °C) and 97 rainy days per year.
Eisen 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 123 to 91 per year over the period.
The hottest day of the period reached 39.0 °C (on 14 August 1995) and the coldest -21.3 °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
EisenGyeongsangbuk-do
- coords
- 35.97°, 128.93°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
12.0°C
Average daily high
17.0°C
Average daily low
7.4°C
Annual rainfall
1,102mm
Sunshine / day
8.6h
Mean relative humidity
69%
Average peak wind
15.8km/h
Seasonal range
26.7°C
Frost days (< 0 °C)
107 d/yr
Hot days (≥ 30 °C)
30 d/yr
Rainy days (≥ 1 mm)
97 d/yr
Annual snowfall
17.9 cm
Average feels-like high
15.6 °C
Average feels-like low
5.7 °C
Average peak gust
39.5 km/h
Tropical nights (≥ 20 °C)
50 d/yr
Solar radiation
15.0 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
39.0 °C
14 August 1995
Coldest day
-21.3 °C
16 January 1967
Wettest day
184 mm
12 September 2003
Windiest day
58.9 km/h
31 August 1987
Strongest gust
162.0 km/h
17 September 1959
Hottest feels-like
43.1 °C
29 July 1951
Coldest feels-like
-27.3 °C
16 January 1967
Snowiest day
21.5 cm
9 December 1952
Sunniest day
14.0 h
23 June 1942
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 | 4.8 °C | +1.7 °C | 6 mm | -19 mm |
| Feb | 4.7 °C | -0.8 °C | 15 mm | -19 mm |
| Mar | 13.4 °C | +2.4 °C | 73 mm | +10 mm |
| Apr | 19.7 °C | +2.1 °C | 54 mm | -29 mm |
| May | 22.1 °C | -0.6 °C | 111 mm | +19 mm |
| Jun | 28.6 °C | +2.8 °C | 168 mm | +31 mm |
| Jul | 31.0 °C | +2.8 °C | 182 mm | -35 mm |
| Aug | 32.1 °C | +3.2 °C | 113 mm | -63 mm |
| Sep | 26.7 °C | +2.5 °C | 159 mm | +8 mm |
| Oct | 19.4 °C | +0.3 °C | 163 mm | +105 mm |
| Nov | 14.3 °C | +1.9 °C | 17 mm | -25 mm |
| Dec | 7.1 °C | +1.6 °C | 19 mm | -5 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 Eisen?
Eisen has a hot-summer humid continental climate (Köppen Dfa). Over 1940-2025, the average annual temperature is 12.0 °C and it receives 1,102 mm of precipitation per year.
What is the hottest day ever recorded in Eisen?
The hottest day measured in Eisen between 1940 and 2025 was 14 August 1995, reaching 39.0 °C.
What is the coldest day in Eisen?
The coldest day measured in Eisen between 1940 and 2025 was 16 January 1967, at -21.3 °C.
Does it snow in Eisen?
Yes. Eisen gets on average 17.9 cm of snow per year and has around 107 frost days.
Has the climate of Eisen warmed?
Yes: Eisen warmed by +2.7 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Eisen?
The wettest day measured in Eisen between 1940 and 2025 was 12 September 2003, with 184 mm of rain in 24 hours.
What was the windiest day in Eisen?
The windiest day measured in Eisen between 1940 and 2025 was 31 August 1987, with winds reaching 58.9 km/h.
What is the warmest month in Eisen?
The warmest month in Eisen is August (24.9 °C on average); the coldest is January (-1.8 °C).
How much does it rain in Eisen?
Eisen receives on average 1,102 mm of precipitation per year, spread over about 97 rainy days.
Is it sunny in Eisen?
Eisen gets on average 8.6 hours of sunshine per day, roughly 3,139 hours per year over 1940-2025.
What is the biggest single-day snowfall in Eisen?
The heaviest 24-hour snowfall measured in Eisen between 1940 and 2025 was 9 December 1952, with 21.5 cm.
Are there tropical nights in Eisen?
Yes: Eisen has on average 50 tropical nights per year (temperature staying above 20 °C), over 1940-2025.
What was the most extreme apparent temperature in Eisen?
In Eisen, between 1940 and 2025, the highest apparent temperature reached 43.1 °C on 29 July 1951, and the lowest was -27.3 °C on 16 January 1967.
Compare Eisen with another city
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Nearby cities
The climate around Eisen