Tangjin climate — normals and trends
Tangjin (South Korea) has a hot-summer humid continental climate (Dfa) under the Köppen-Geiger classification. Its mean annual temperature is 12.6 °C and it receives 1,098 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 (25.8 °C on average) and the coldest is January (-1.4 °C). Rainfall peaks in July.
Tangjin averages 75 frost days, 12 hot days (≥ 30 °C) and 98 rainy days per year.
Tangjin has warmed by +1.7 °C between 1940 and 2025, or +0.20 °C per decade. This trend is statistically significant.
The number of frost days there went from about 84 to 66 per year over the period.
The hottest day of the period reached 34.5 °C (on 15 August 2018) and the coldest -16.8 °C (on 25 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
TangjinChungcheongnam-do
- coords
- 36.89°, 126.63°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
12.6°C
Average daily high
15.6°C
Average daily low
9.9°C
Annual rainfall
1,098mm
Sunshine / day
8.7h
Mean relative humidity
75%
Average peak wind
17.5km/h
Seasonal range
27.2°C
Frost days (< 0 °C)
75 d/yr
Hot days (≥ 30 °C)
12 d/yr
Rainy days (≥ 1 mm)
98 d/yr
Annual snowfall
21.3 cm
Average feels-like high
14.9 °C
Average feels-like low
8.3 °C
Average peak gust
32.8 km/h
Tropical nights (≥ 20 °C)
78 d/yr
Solar radiation
14.9 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+1.7 °C
since 1940
+0.2 °C per decade · r² = 0.46 · 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
34.5 °C
15 August 2018
Coldest day
-16.8 °C
25 January 1941
Wettest day
221 mm
4 August 1997
Windiest day
61.8 km/h
28 August 2012
Strongest gust
116.3 km/h
28 August 2012
Hottest feels-like
42.8 °C
2 August 2018
Coldest feels-like
-21.7 °C
25 January 1941
Snowiest day
22.3 cm
28 January 1969
Sunniest day
14.2 h
23 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 | 3.4 °C | +1.8 °C | 20 mm | -6 mm |
| Feb | 2.4 °C | -0.8 °C | 10 mm | -17 mm |
| Mar | 10.7 °C | +2.6 °C | 49 mm | +5 mm |
| Apr | 16.0 °C | +1.2 °C | 78 mm | +3 mm |
| May | 20.1 °C | -0.1 °C | 74 mm | -10 mm |
| Jun | 25.6 °C | +1.6 °C | 118 mm | -2 mm |
| Jul | 30.5 °C | +3.3 °C | 203 mm | -52 mm |
| Aug | 30.4 °C | +2.1 °C | 201 mm | +2 mm |
| Sep | 26.5 °C | +2.0 °C | 297 mm | +158 mm |
| Oct | 20.1 °C | +1.4 °C | 172 mm | +121 mm |
| Nov | 13.5 °C | +1.8 °C | 21 mm | -28 mm |
| Dec | 5.8 °C | +1.1 °C | 39 mm | +9 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 Tangjin?
Tangjin has a hot-summer humid continental climate (Köppen Dfa). Over 1940-2025, the average annual temperature is 12.6 °C and it receives 1,098 mm of precipitation per year.
What is the hottest day ever recorded in Tangjin?
The hottest day measured in Tangjin between 1940 and 2025 was 15 August 2018, reaching 34.5 °C.
What is the coldest day in Tangjin?
The coldest day measured in Tangjin between 1940 and 2025 was 25 January 1941, at -16.8 °C.
Does it snow in Tangjin?
Yes. Tangjin gets on average 21.3 cm of snow per year and has around 75 frost days.
Has the climate of Tangjin warmed?
Yes: Tangjin warmed by +1.7 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Tangjin?
The wettest day measured in Tangjin between 1940 and 2025 was 4 August 1997, with 221 mm of rain in 24 hours.
What was the windiest day in Tangjin?
The windiest day measured in Tangjin between 1940 and 2025 was 28 August 2012, with winds reaching 61.8 km/h.
What is the warmest month in Tangjin?
The warmest month in Tangjin is August (25.8 °C on average); the coldest is January (-1.4 °C).
How much does it rain in Tangjin?
Tangjin receives on average 1,098 mm of precipitation per year, spread over about 98 rainy days.
Is it sunny in Tangjin?
Tangjin gets on average 8.7 hours of sunshine per day, roughly 3,175 hours per year over 1940-2025.
What is the biggest single-day snowfall in Tangjin?
The heaviest 24-hour snowfall measured in Tangjin between 1940 and 2025 was 28 January 1969, with 22.3 cm.
Are there tropical nights in Tangjin?
Yes: Tangjin has on average 78 tropical nights per year (temperature staying above 20 °C), over 1940-2025.
What was the most extreme apparent temperature in Tangjin?
In Tangjin, between 1940 and 2025, the highest apparent temperature reached 42.8 °C on 2 August 2018, and the lowest was -21.7 °C on 25 January 1941.
Compare Tangjin with another city
Pick a second city: its normals will be set against these, indicator by indicator.
Nearby cities
The climate around Tangjin