Jinan-gun climate — normals and trends

Q: What is the climate of Jinan-gun?

Jinan-gun has a hot-summer humid continental climate (Köppen Dfa). Over 1940-2025, the average annual temperature is 11.1 °C and it receives 1,256 mm of precipitation per year.

Q: What is the hottest day ever recorded in Jinan-gun?

The hottest day measured in Jinan-gun between 1940 and 2025 was 23 July 1994, reaching 35.3 °C.

Q: What is the coldest day in Jinan-gun?

The coldest day measured in Jinan-gun between 1940 and 2025 was 18 January 1945, at -23.8 °C.

Q: Does it snow in Jinan-gun?

Yes. Jinan-gun gets on average 40.2 cm of snow per year and has around 112 frost days.

Q: Has the climate of Jinan-gun warmed?

Yes: Jinan-gun warmed by +2.2 °C between 1940 and 2025, a statistically significant trend.

Q: What is the wettest day in Jinan-gun?

The wettest day measured in Jinan-gun between 1940 and 2025 was 31 August 2002, with 148 mm of rain in 24 hours.

Q: What was the windiest day in Jinan-gun?

The windiest day measured in Jinan-gun between 1940 and 2025 was 28 August 2012, with winds reaching 43.0 km/h.

Q: What is the warmest month in Jinan-gun?

The warmest month in Jinan-gun is August (24.1 °C on average); the coldest is January (-3.3 °C).

Q: How much does it rain in Jinan-gun?

Jinan-gun receives on average 1,256 mm of precipitation per year, spread over about 118 rainy days.

Q: Is it sunny in Jinan-gun?

Jinan-gun gets on average 8.7 hours of sunshine per day, roughly 3,175 hours per year over 1940-2025.

Jinan-gun (South Korea) has a hot-summer humid continental climate (Dfa) under the Köppen-Geiger classification. Its mean annual temperature is 11.1 °C and it receives 1,256 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 (24.1 °C on average) and the coldest is January (-3.3 °C). Rainfall peaks in July.

Jinan-gun averages 112 frost days, 16 hot days (≥ 30 °C) and 118 rainy days per year.

Jinan-gun has warmed by +2.2 °C between 1940 and 2025, or +0.26 °C per decade. This trend is statistically significant.

The number of frost days there went from about 125 to 99 per year over the period.

The hottest day of the period reached 35.3 °C (on 23 July 1994) and the coldest -23.8 °C (on 18 January 1945).

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

Jinan-gunJeollabuk-do

coords: 35.79°, 127.43°
period: 1940–2025 · 86 yrs

DfaHot-summer humid continentalWarmest monthAugustColdest monthJanuaryWettest monthJulyDriest monthDecember

Mean daily temperature

11.1°C

Average daily high

15.9°C

Average daily low

6.7°C

Annual rainfall

1,256mm

Sunshine / day

8.7h

Mean relative humidity

73%

Average peak wind

13.4km/h

Seasonal range

27.4°C

Frost days (< 0 °C)

112 d/yr

Hot days (≥ 30 °C)

16 d/yr

Rainy days (≥ 1 mm)

118 d/yr

Annual snowfall

40.2 cm

Average feels-like high

14.7 °C

Average feels-like low

5.1 °C

Average peak gust

37.6 km/h

Tropical nights (≥ 20 °C)

46 d/yr

Solar radiation

14.9 MJ/m²

Has the climate changed?

One stripe per year, 1940 to 2025

+2.2 °C

since 1940

+0.3 °C per decade · r² = 0.57 · p = < 0.001

19402025

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

35.3 °C

23 July 1994

Coldest day

-23.8 °C

18 January 1945

Wettest day

148 mm

31 August 2002

Windiest day

43.0 km/h

28 August 2012

Strongest gust

148.0 km/h

28 August 1986

Hottest feels-like

40.9 °C

19 July 1961

Coldest feels-like

-28.1 °C

18 January 1945

Snowiest day

17.2 cm

25 February 1989

Sunniest day

13.9 h

20 June 1944

Year	Hottest day	Coldest day	Annual mean	Rainfall	Hot days	Frost days
2025	34.0 °C7 July 2025	-18.7 °C10 January 2025	12.7 °C	1,274 mm	46	104
2024	33.7 °C17 September 2024	-12.0 °C23 January 2024	13.5 °C	1,355 mm	51	92
2023	33.6 °C6 August 2023	-17.8 °C25 January 2023	12.9 °C	1,690 mm	29	101
2022	33.0 °C2 July 2022	-13.5 °C17 February 2022	12.1 °C	943 mm	21	103
2021	32.5 °C6 August 2021	-21.1 °C8 January 2021	12.5 °C	1,361 mm	23	78
2020	32.7 °C20 August 2020	-13.5 °C31 December 2020	12.0 °C	1,494 mm	19	94
2019	33.2 °C5 August 2019	-10.3 °C27 January 2019	12.2 °C	1,228 mm	18	104
2018	35.1 °C1 August 2018	-17.5 °C12 January 2018	11.9 °C	1,130 mm	41	98
2017	33.8 °C5 August 2017	-13.9 °C15 January 2017	11.8 °C	986 mm	20	115
2016	33.6 °C11 August 2016	-15.2 °C24 January 2016	12.5 °C	1,211 mm	35	100
2015	33.7 °C7 August 2015	-12.6 °C3 January 2015	12.4 °C	980 mm	15	94
2014	32.7 °C31 May 2014	-11.7 °C9 December 2014	12.0 °C	1,098 mm	8	102
2013	32.8 °C11 August 2013	-20.6 °C5 January 2013	11.7 °C	1,192 mm	27	115
2012	34.5 °C1 August 2012	-17.5 °C26 December 2012	11.1 °C	1,284 mm	23	118
2011	31.9 °C20 July 2011	-16.4 °C16 January 2011	11.3 °C	1,157 mm	11	111
2010	32.3 °C20 August 2010	-15.4 °C31 December 2010	11.5 °C	1,226 mm	16	115
2009	32.2 °C15 August 2009	-13.9 °C31 December 2009	12.0 °C	1,074 mm	9	105
2008	32.4 °C29 July 2008	-11.6 °C17 January 2008	12.0 °C	778 mm	21	99
2007	32.3 °C25 August 2007	-9.4 °C31 December 2007	12.2 °C	1,307 mm	13	97
2006	33.4 °C4 August 2006	-15.1 °C4 February 2006	12.0 °C	1,189 mm	22	100
2005	33.3 °C22 July 2005	-15.9 °C18 December 2005	11.3 °C	1,011 mm	26	120
2004	33.9 °C31 July 2004	-15.7 °C22 January 2004	12.3 °C	1,108 mm	29	94
2003	31.7 °C22 August 2003	-16.7 °C6 January 2003	11.5 °C	1,678 mm	3	104
2002	32.9 °C25 July 2002	-10.7 °C28 December 2002	11.7 °C	1,420 mm	8	104
2001	32.4 °C3 August 2001	-20.3 °C15 January 2001	11.6 °C	1,073 mm	23	114
2000	31.8 °C25 May 2000	-14.5 °C21 January 2000	11.4 °C	1,395 mm	20	119
1999	31.6 °C11 August 1999	-12.3 °C4 February 1999	11.9 °C	1,628 mm	9	108
1998	31.5 °C9 September 1998	-15.4 °C25 January 1998	12.5 °C	1,602 mm	7	98
1997	33.1 °C23 July 1997	-16.0 °C7 January 1997	11.6 °C	1,256 mm	25	97
1996	33.6 °C2 August 1996	-16.0 °C7 February 1996	10.9 °C	1,318 mm	28	119
1995	33.2 °C14 August 1995	-13.8 °C31 December 1995	10.9 °C	949 mm	18	119
1994	35.3 °C23 July 1994	-14.7 °C23 January 1994	12.4 °C	669 mm	45	109
1993	29.9 °C11 August 1993	-16.7 °C21 January 1993	10.8 °C	1,532 mm	0	115
1992	31.3 °C29 July 1992	-13.0 °C19 January 1992	11.2 °C	1,064 mm	6	102
1991	31.3 °C20 August 1991	-20.8 °C23 February 1991	11.1 °C	1,500 mm	4	103
1990	32.9 °C2 August 1990	-18.4 °C25 January 1990	12.1 °C	1,340 mm	22	88
1989	31.2 °C31 July 1989	-15.4 °C28 January 1989	11.6 °C	1,593 mm	4	92
1988	32.1 °C10 August 1988	-14.9 °C4 February 1988	10.8 °C	846 mm	13	119
1987	31.0 °C5 June 1987	-14.5 °C14 January 1987	11.1 °C	1,522 mm	3	116
1986	31.3 °C2 August 1986	-18.5 °C6 January 1986	10.2 °C	1,471 mm	7	117
1985	33.4 °C8 August 1985	-20.3 °C14 January 1985	10.7 °C	1,743 mm	20	113
1984	33.9 °C9 August 1984	-18.1 °C5 January 1984	10.3 °C	1,224 mm	17	124
1983	32.9 °C5 August 1983	-19.7 °C14 February 1983	11.0 °C	1,422 mm	10	114
1982	31.8 °C7 August 1982	-16.9 °C7 February 1982	11.2 °C	1,129 mm	6	104
1981	31.6 °C26 July 1981	-17.0 °C27 February 1981	10.2 °C	1,420 mm	10	121
1980	29.3 °C13 June 1980	-20.2 °C18 January 1980	9.7 °C	1,740 mm	0	109
1979	31.2 °C31 July 1979	-17.2 °C5 February 1979	11.4 °C	1,294 mm	9	109
1978	32.8 °C28 July 1978	-16.1 °C22 January 1978	11.6 °C	1,042 mm	22	114
1977	33.3 °C30 July 1977	-16.6 °C16 February 1977	11.3 °C	1,032 mm	12	95
1976	31.2 °C28 June 1976	-18.7 °C21 January 1976	10.4 °C	1,240 mm	5	120
1975	32.5 °C3 August 1975	-14.6 °C23 December 1975	11.3 °C	1,310 mm	19	113
1974	31.3 °C11 August 1974	-17.6 °C24 January 1974	10.1 °C	1,697 mm	8	121
1973	32.7 °C13 August 1973	-16.1 °C24 December 1973	11.0 °C	1,082 mm	23	118
1972	32.1 °C22 July 1972	-10.0 °C2 December 1972	11.0 °C	1,834 mm	10	109
1971	32.7 °C31 July 1971	-20.0 °C11 February 1971	10.6 °C	1,398 mm	9	109
1970	32.1 °C10 August 1970	-22.2 °C16 January 1970	10.5 °C	1,202 mm	11	126
1969	31.5 °C9 August 1969	-21.6 °C3 February 1969	10.2 °C	1,470 mm	6	126
1968	32.2 °C25 July 1968	-18.4 °C12 February 1968	10.6 °C	929 mm	2	108
1967	33.3 °C9 August 1967	-21.3 °C16 January 1967	10.7 °C	1,042 mm	26	117
1966	32.1 °C10 August 1966	-15.3 °C24 January 1966	10.9 °C	1,115 mm	10	113
1965	32.0 °C25 June 1965	-21.4 °C17 January 1965	10.4 °C	1,250 mm	13	133
1964	33.1 °C17 August 1964	-16.2 °C13 February 1964	11.6 °C	1,284 mm	24	125
1963	30.7 °C2 August 1963	-22.1 °C16 January 1963	10.1 °C	1,682 mm	9	124
1962	32.8 °C31 July 1962	-16.5 °C27 January 1962	10.7 °C	1,364 mm	17	123
1961	32.8 °C18 July 1961	-17.7 °C5 January 1961	11.7 °C	1,405 mm	28	110
1960	34.5 °C9 August 1960	-18.9 °C28 January 1960	11.5 °C	1,291 mm	41	113
1959	34.3 °C3 August 1959	-19.2 °C18 January 1959	11.5 °C	1,334 mm	24	105
1958	33.7 °C26 June 1958	-17.9 °C24 January 1958	11.0 °C	1,627 mm	23	115
1957	30.7 °C25 August 1957	-16.3 °C11 February 1957	10.1 °C	1,627 mm	6	133
1956	33.9 °C31 July 1956	-16.1 °C25 December 1956	9.9 °C	2,082 mm	23	127
1955	32.5 °C18 August 1955	-18.1 °C11 January 1955	11.1 °C	935 mm	27	119
1954	33.5 °C15 August 1954	-13.7 °C5 February 1954	11.1 °C	1,230 mm	17	110
1953	34.1 °C16 August 1953	-18.7 °C2 February 1953	10.9 °C	1,291 mm	29	122
1952	32.6 °C16 August 1952	-14.2 °C12 January 1952	10.9 °C	1,130 mm	17	115
1951	32.5 °C30 June 1951	-20.0 °C13 January 1951	10.9 °C	810 mm	33	114
1950	31.2 °C26 July 1950	-19.2 °C6 January 1950	10.6 °C	1,172 mm	7	113
1949	30.9 °C24 July 1949	-18.1 °C28 December 1949	10.3 °C	1,111 mm	2	123
1948	30.0 °C6 August 1948	-15.9 °C18 January 1948	11.1 °C	1,598 mm	1	103
1947	29.7 °C12 August 1947	-20.7 °C3 February 1947	9.0 °C	1,042 mm	0	138
1946	34.0 °C27 July 1946	-18.7 °C28 December 1946	10.7 °C	863 mm	22	123
1945	29.4 °C22 August 1945	-23.8 °C18 January 1945	9.1 °C	1,080 mm	0	122
1944	31.3 °C5 August 1944	-15.5 °C21 December 1944	10.1 °C	1,024 mm	4	128
1943	29.7 °C15 August 1943	-19.5 °C13 January 1943	10.2 °C	976 mm	0	122
1942	31.7 °C12 July 1942	-19.7 °C17 January 1942	10.2 °C	638 mm	18	136
1941	30.5 °C7 August 1941	-23.0 °C25 January 1941	9.9 °C	851 mm	1	126
1940	29.6 °C31 July 1940	-17.4 °C7 February 1940	9.7 °C	1,040 mm	0	138

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?

Year

Across the whole year

Average daily high

17.6 °C

+1.7 °C

Hot days (≥ 30 °C)

46 d/yr

+30

Frost days (< 0 °C)

104 d/yr

-8

Annual rainfall

1274 mm

+18 mm

Month by month

	High	vs. normal	Precipitation	vs. normal
Jan	3.3 °C	+2.0 °C	24 mm	-12 mm
Feb	2.8 °C	-1.0 °C	24 mm	-17 mm
Mar	12.1 °C	+2.4 °C	66 mm	-0 mm
Apr	18.5 °C	+1.9 °C	65 mm	-27 mm
May	20.9 °C	-0.6 °C	128 mm	+27 mm
Jun	26.8 °C	+2.0 °C	230 mm	+63 mm
Jul	30.6 °C	+3.4 °C	186 mm	-86 mm
Aug	29.9 °C	+1.8 °C	128 mm	-60 mm
Sep	25.7 °C	+1.9 °C	178 mm	+30 mm
Oct	20.0 °C	+1.7 °C	192 mm	+133 mm
Nov	13.2 °C	+2.0 °C	20 mm	-33 mm
Dec	5.9 °C	+1.9 °C	35 mm	-0 mm

The year's extremes

Hottest day

34.0 °C

7 Jul 2025

Coldest day

-18.7 °C

10 Jan 2025

Wettest day

92.7 mm

21 Jun 2025

Windiest day

33.8 km/h

13 Apr 2025

Strongest gust

86.0 km/h

9 May 2025

Hottest feels-like

39.9 °C

28 Jul 2025

Coldest feels-like

-23.5 °C

10 Jan 2025

Snowiest day

5.2 cm

4 Mar 2025

Sunniest day

13.4 h

23 Jun 2025

What was the weather like that day?

Your birthday, a wedding, a memorable trip: discover the actual weather for any date since 1940.

Date

Frequently asked questions

What is the climate of Jinan-gun?

Jinan-gun has a hot-summer humid continental climate (Köppen Dfa). Over 1940-2025, the average annual temperature is 11.1 °C and it receives 1,256 mm of precipitation per year.

What is the hottest day ever recorded in Jinan-gun?

The hottest day measured in Jinan-gun between 1940 and 2025 was 23 July 1994, reaching 35.3 °C.

What is the coldest day in Jinan-gun?

The coldest day measured in Jinan-gun between 1940 and 2025 was 18 January 1945, at -23.8 °C.

Does it snow in Jinan-gun?

Yes. Jinan-gun gets on average 40.2 cm of snow per year and has around 112 frost days.

Has the climate of Jinan-gun warmed?

Yes: Jinan-gun warmed by +2.2 °C between 1940 and 2025, a statistically significant trend.

What is the wettest day in Jinan-gun?

The wettest day measured in Jinan-gun between 1940 and 2025 was 31 August 2002, with 148 mm of rain in 24 hours.

What was the windiest day in Jinan-gun?

The windiest day measured in Jinan-gun between 1940 and 2025 was 28 August 2012, with winds reaching 43.0 km/h.

What is the warmest month in Jinan-gun?

The warmest month in Jinan-gun is August (24.1 °C on average); the coldest is January (-3.3 °C).

How much does it rain in Jinan-gun?

Jinan-gun receives on average 1,256 mm of precipitation per year, spread over about 118 rainy days.

Is it sunny in Jinan-gun?

Jinan-gun 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 Jinan-gun?

The heaviest 24-hour snowfall measured in Jinan-gun between 1940 and 2025 was 25 February 1989, with 17.2 cm.

Are there tropical nights in Jinan-gun?

Yes: Jinan-gun has on average 46 tropical nights per year (temperature staying above 20 °C), over 1940-2025.

What was the most extreme apparent temperature in Jinan-gun?

In Jinan-gun, between 1940 and 2025, the highest apparent temperature reached 40.9 °C on 19 July 1961, and the lowest was -28.1 °C on 18 January 1945.

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