Samcheok climate — normals and trends
Samcheok (South Korea) has a humid subtropical climate (Cfa) under the Köppen-Geiger classification. Its mean annual temperature is 12.7 °C and it receives 1,133 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 (24.2 °C on average) and the coldest is January (0.9 °C). Rainfall peaks in July.
Samcheok averages 46 frost days, 0 hot days (≥ 30 °C) and 105 rainy days per year.
Samcheok has warmed by +1.8 °C between 1940 and 2025, or +0.21 °C per decade. This trend is statistically significant.
The number of frost days there went from about 60 to 32 per year over the period.
The hottest day of the period reached 32.2 °C (on 29 July 2024) and the coldest -14.6 °C (on 31 January 1941).
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
SamcheokGangwon-do
- coords
- 37.44°, 129.17°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
12.7°C
Average daily high
14.7°C
Average daily low
10.8°C
Annual rainfall
1,133mm
Sunshine / day
9.0h
Mean relative humidity
71%
Average peak wind
22.2km/h
Seasonal range
23.3°C
Frost days (< 0 °C)
46 d/yr
Hot days (≥ 30 °C)
0 d/yr
Rainy days (≥ 1 mm)
105 d/yr
Annual snowfall
47.3 cm
Average feels-like high
13.4 °C
Average feels-like low
8.1 °C
Average peak gust
35.8 km/h
Tropical nights (≥ 20 °C)
66 d/yr
Solar radiation
15.3 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+1.8 °C
since 1940
+0.2 °C per decade · r² = 0.47 · 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
32.2 °C
29 July 2024
Coldest day
-14.6 °C
31 January 1941
Wettest day
198 mm
30 September 1998
Windiest day
74.7 km/h
6 October 2018
Strongest gust
128.5 km/h
27 April 1983
Hottest feels-like
39.4 °C
4 August 2018
Coldest feels-like
-24.1 °C
26 February 1981
Snowiest day
33.6 cm
28 February 1956
Sunniest day
14.3 h
25 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 | 4.8 °C | +1.4 °C | 19 mm | -30 mm |
| Feb | 4.8 °C | +0.3 °C | 6 mm | -49 mm |
| Mar | 9.5 °C | +1.2 °C | 101 mm | +34 mm |
| Apr | 14.2 °C | +0.7 °C | 47 mm | -24 mm |
| May | 17.4 °C | -0.4 °C | 57 mm | -17 mm |
| Jun | 23.2 °C | +2.6 °C | 57 mm | -41 mm |
| Jul | 27.2 °C | +3.1 °C | 109 mm | -71 mm |
| Aug | 28.0 °C | +2.5 °C | 95 mm | -72 mm |
| Sep | 24.5 °C | +2.4 °C | 250 mm | +76 mm |
| Oct | 18.4 °C | +0.7 °C | 347 mm | +260 mm |
| Nov | 14.0 °C | +1.8 °C | 25 mm | -41 mm |
| Dec | 8.0 °C | +1.8 °C | 25 mm | -19 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 Samcheok?
Samcheok has a humid subtropical climate (Köppen Cfa). Over 1940-2025, the average annual temperature is 12.7 °C and it receives 1,133 mm of precipitation per year.
What is the hottest day ever recorded in Samcheok?
The hottest day measured in Samcheok between 1940 and 2025 was 29 July 2024, reaching 32.2 °C.
What is the coldest day in Samcheok?
The coldest day measured in Samcheok between 1940 and 2025 was 31 January 1941, at -14.6 °C.
Does it snow in Samcheok?
Yes. Samcheok gets on average 47.3 cm of snow per year and has around 46 frost days.
Has the climate of Samcheok warmed?
Yes: Samcheok warmed by +1.8 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Samcheok?
The wettest day measured in Samcheok between 1940 and 2025 was 30 September 1998, with 198 mm of rain in 24 hours.
What was the windiest day in Samcheok?
The windiest day measured in Samcheok between 1940 and 2025 was 6 October 2018, with winds reaching 74.7 km/h.
What is the warmest month in Samcheok?
The warmest month in Samcheok is August (24.2 °C on average); the coldest is January (0.9 °C).
How much does it rain in Samcheok?
Samcheok receives on average 1,133 mm of precipitation per year, spread over about 105 rainy days.
Is it sunny in Samcheok?
Samcheok gets on average 9.0 hours of sunshine per day, roughly 3,285 hours per year over 1940-2025.
What is the biggest single-day snowfall in Samcheok?
The heaviest 24-hour snowfall measured in Samcheok between 1940 and 2025 was 28 February 1956, with 33.6 cm.
Are there tropical nights in Samcheok?
Yes: Samcheok has on average 66 tropical nights per year (temperature staying above 20 °C), over 1940-2025.
What was the most extreme apparent temperature in Samcheok?
In Samcheok, between 1940 and 2025, the highest apparent temperature reached 39.4 °C on 4 August 2018, and the lowest was -24.1 °C on 26 February 1981.
Compare Samcheok with another city
Pick a second city: its normals will be set against these, indicator by indicator.
Nearby cities
The climate around Samcheok