Gijang climate — normals and trends
Gijang (South Korea) has a humid subtropical climate (Cfa) under the Köppen-Geiger classification. Its mean annual temperature is 14.4 °C and it receives 1,335 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 (25.6 °C on average) and the coldest is January (3.4 °C). Rainfall peaks in July.
Gijang averages 30 frost days, 1 hot days (≥ 30 °C) and 96 rainy days per year.
Gijang 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 40 to 20 per year over the period.
The hottest day of the period reached 32.0 °C (on 7 August 2017) and the coldest -11.0 °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
GijangBusan
- coords
- 35.24°, 129.21°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
14.4°C
Average daily high
16.6°C
Average daily low
12.2°C
Annual rainfall
1,335mm
Sunshine / day
8.9h
Mean relative humidity
72%
Average peak wind
24.4km/h
Seasonal range
22.2°C
Frost days (< 0 °C)
30 d/yr
Hot days (≥ 30 °C)
1 d/yr
Rainy days (≥ 1 mm)
96 d/yr
Annual snowfall
2.5 cm
Average feels-like high
15.4 °C
Average feels-like low
9.9 °C
Average peak gust
39.3 km/h
Tropical nights (≥ 20 °C)
84 d/yr
Solar radiation
15.5 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+1.7 °C
since 1940
+0.2 °C per decade · r² = 0.54 · 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
32.0 °C
7 August 2017
Coldest day
-11.0 °C
16 January 1967
Wettest day
199 mm
22 September 2019
Windiest day
99.9 km/h
31 August 1987
Strongest gust
163.8 km/h
17 September 1959
Hottest feels-like
39.1 °C
3 August 2024
Coldest feels-like
-19.8 °C
16 January 1967
Snowiest day
9.3 cm
14 February 2011
Sunniest day
13.9 h
18 June 1948
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 | 7.2 °C | +1.0 °C | 16 mm | -20 mm |
| Feb | 6.7 °C | -0.9 °C | 29 mm | -24 mm |
| Mar | 11.8 °C | +0.8 °C | 99 mm | +12 mm |
| Apr | 15.7 °C | +0.6 °C | 67 mm | -60 mm |
| May | 18.2 °C | -0.5 °C | 181 mm | +50 mm |
| Jun | 22.7 °C | +1.1 °C | 178 mm | -1 mm |
| Jul | 27.8 °C | +2.7 °C | 129 mm | -93 mm |
| Aug | 29.2 °C | +2.2 °C | 219 mm | +53 mm |
| Sep | 26.6 °C | +2.6 °C | 109 mm | -62 mm |
| Oct | 21.5 °C | +1.9 °C | 168 mm | +92 mm |
| Nov | 15.7 °C | +1.4 °C | 24 mm | -34 mm |
| Dec | 10.3 °C | +1.7 °C | 23 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 Gijang?
Gijang has a humid subtropical climate (Köppen Cfa). Over 1940-2025, the average annual temperature is 14.4 °C and it receives 1,335 mm of precipitation per year.
What is the hottest day ever recorded in Gijang?
The hottest day measured in Gijang between 1940 and 2025 was 7 August 2017, reaching 32.0 °C.
What is the coldest day in Gijang?
The coldest day measured in Gijang between 1940 and 2025 was 16 January 1967, at -11.0 °C.
Does it snow in Gijang?
Yes. Gijang gets on average 2.5 cm of snow per year and has around 30 frost days.
Has the climate of Gijang warmed?
Yes: Gijang warmed by +1.7 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Gijang?
The wettest day measured in Gijang between 1940 and 2025 was 22 September 2019, with 199 mm of rain in 24 hours.
What was the windiest day in Gijang?
The windiest day measured in Gijang between 1940 and 2025 was 31 August 1987, with winds reaching 99.9 km/h.
What is the warmest month in Gijang?
The warmest month in Gijang is August (25.6 °C on average); the coldest is January (3.4 °C).
How much does it rain in Gijang?
Gijang receives on average 1,335 mm of precipitation per year, spread over about 96 rainy days.
Is it sunny in Gijang?
Gijang gets on average 8.9 hours of sunshine per day, roughly 3,249 hours per year over 1940-2025.
What is the biggest single-day snowfall in Gijang?
The heaviest 24-hour snowfall measured in Gijang between 1940 and 2025 was 14 February 2011, with 9.3 cm.
Are there tropical nights in Gijang?
Yes: Gijang has on average 84 tropical nights per year (temperature staying above 20 °C), over 1940-2025.
What was the most extreme apparent temperature in Gijang?
In Gijang, between 1940 and 2025, the highest apparent temperature reached 39.1 °C on 3 August 2024, and the lowest was -19.8 °C on 16 January 1967.
Compare Gijang with another city
Pick a second city: its normals will be set against these, indicator by indicator.
Nearby cities
The climate around Gijang