Korea, South Weather Records in 2025

751 weather records set or tied in Korea, South in 2025, by type, with the calendar of record highs and lows and the records that still stand.

Key Facts for Korea, South in 2025

751 weather records were set or tied in Korea, South in 2025.
696 were record highs and 55 were record lows, counting maximum and minimum temperature.
1,084 records set in 2025 still stand in Korea, South.

Record Highs and Lows in 2025

Each square is a day of 2025. Warm squares had more record highs than record lows in Korea, South, cold squares more lows.

Counts the records listed in the day ledgers; a busy day may list only its highest significance records.

Record highs and lows per day in Korea, South in 2025
Date	Value
2025-09-11	2 more record highs than lows
2025-09-12	4 more record highs than lows
2025-09-14	4 more record highs than lows
2025-09-15	10 more record highs than lows
2025-09-16	13 more record highs than lows
2025-09-17	5 more record highs than lows
2025-09-22	1 more record highs than lows
2025-09-23	8 more record highs than lows
2025-09-24	11 more record highs than lows
2025-09-25	8 more record highs than lows
2025-09-26	4 more record highs than lows
2025-09-27	3 more record highs than lows
2025-09-28	3 more record highs than lows
2025-09-30	1 more record highs than lows
2025-10-01	3 more record highs than lows
2025-10-02	1 more record highs than lows
2025-10-03	4 more record highs than lows
2025-10-04	5 more record highs than lows
2025-10-05	8 more record highs than lows
2025-10-06	5 more record highs than lows
2025-10-07	4 more record highs than lows
2025-10-08	6 more record highs than lows
2025-10-09	4 more record highs than lows
2025-10-10	2 more record highs than lows
2025-10-11	11 more record highs than lows
2025-10-12	4 more record highs than lows
2025-10-13	4 more record highs than lows
2025-10-14	5 more record highs than lows
2025-10-15	7 more record highs than lows
2025-10-16	5 more record highs than lows
2025-10-17	10 more record highs than lows
2025-10-20	2 more record lows than highs
2025-10-22	1 more record highs than lows
2025-10-23	1 more record highs than lows
2025-10-24	1 more record highs than lows
2025-10-25	2 more record highs than lows
2025-10-30	1 more record highs than lows
2025-11-08	1 more record highs than lows
2025-11-12	1 more record highs than lows
2025-11-13	1 more record highs than lows
2025-11-17	1 more record lows than highs
2025-11-23	3 more record highs than lows
2025-11-24	3 more record highs than lows
2025-11-29	1 more record highs than lows
2025-11-30	14 more record highs than lows
2025-12-03	4 more record lows than highs
2025-12-07	1 more record highs than lows
2025-12-17	1 more record highs than lows
2025-12-19	5 more record highs than lows
2025-12-20	5 more record highs than lows
2025-12-23	2 more record highs than lows
2025-12-26	2 more record lows than highs
2025-12-28	1 more record highs than lows
2025-12-29	1 more record highs than lows

Records per Year, by Type

2025 outlined

Records set or tied in Korea, South each year from 1956 to 2026, stacked by type. 2025 had 751.

Weather records per year in Korea, South, stacked by type, 2025 outlined
Year	Highest daily maximum	Lowest daily maximum	Highest daily minimum	Lowest daily minimum	Heaviest daily rainfall	Total
1956	3	22	12	22	19	78
1957	5	23	2	24	15	69
1958	22	15	8	10	14	69
1959	20	9	27	6	17	79
1960	13	8	13	8	10	52
1961	5	5	23	3	10	46
1962	15	12	8	5	4	44
1963	2	14	8	6	7	37
1964	11	3	27	0	6	47
1965	6	10	8	3	6	33
1966	11	12	19	13	6	61
1967	7	8	15	9	5	44
1968	6	7	10	4	9	36
1969	18	30	15	47	16	126
1970	10	29	14	13	13	79
1971	15	21	16	11	11	74
1972	17	15	10	13	27	82
1973	20	9	17	13	18	77
1974	9	16	4	20	13	62
1975	13	7	16	2	12	50
1976	15	27	11	20	15	88
1977	45	23	24	23	14	129
1978	36	5	21	3	16	81
1979	37	11	25	9	19	101
1980	10	34	7	26	20	97
1981	23	40	24	44	23	154
1982	39	13	25	7	20	104
1983	32	17	34	6	29	118
1984	18	22	18	17	23	98
1985	16	23	24	12	24	99
1986	6	31	4	22	24	87
1987	32	25	34	25	26	142
1988	21	10	13	10	13	67
1989	20	10	25	14	37	106
1990	47	11	32	11	28	129
1991	15	8	14	18	23	78
1992	21	11	18	18	19	87
1993	14	24	11	38	23	110
1994	73	3	58	5	14	153
1995	14	10	7	10	12	53
1996	27	13	20	16	11	87
1997	26	6	24	9	19	84
1998	54	8	64	3	24	153
1999	28	15	28	9	31	111
2000	42	7	10	2	11	72
2001	42	5	15	3	11	76
2002	42	19	10	23	18	112
2003	73	54	76	88	26	317
2004	153	43	94	80	27	397
2005	97	64	91	113	15	380
2006	78	63	95	104	26	366
2007	83	47	135	45	24	334
2008	85	64	101	25	17	292
2009	112	104	138	37	24	415
2010	105	117	112	69	14	417
2011	80	87	95	38	15	315
2012	55	60	91	33	26	265
2013	124	58	136	40	14	372
2014	114	45	96	13	13	281
2015	82	32	114	16	11	255
2016	119	34	202	19	15	389
2017	2	0	121	21	11	155
2018	1	0	201	50	19	271
2019	0	0	122	3	10	135
2020	0	0	154	19	20	193
2021	4	0	148	34	20	206
2022	87	15	196	17	6	321
2023	4	2	188	27	4	225
2024	21	1	271	8	7	308
2025	193	44	503	11	0	751
2026	108	6	277	6	33	430

Warm to Cold Ratio by Decade

Record highs per record low by decade in Korea, South: 1950s 0.8 to 1, 1960s 1.2 to 1, 1970s 1.3 to 1, 1980s 1.0 to 1, 1990s 2.5 to 1, 2000s 1.6 to 1, 2010s 2.7 to 1, 2020s 11 to 1.

Standing Records by Year Set

2025: 1,084

Records still standing in Korea, South by the year they were set. 1,084 of them were set in 2025.

Standing records in Korea, South by the year they were set, 2025 highlighted
Year set	Standing records
1926	13
1927	18
1928	24
1929	12
1930	15
1931	25
1932	14
1933	16
1934	19
1935	15
1936	28
1937	13
1938	9
1939	38
1940	42
1941	51
1942	67
1943	29
1944	25
1945	50
1946	35
1947	81
1948	39
1949	69
1950	438
1951	796
1952	177
1953	256
1954	349
1955	286
1956	215
1957	91
1958	89
1959	61
1960	62
1961	51
1962	66
1963	40
1964	53
1965	59
1966	66
1967	64
1968	67
1969	81
1970	75
1971	44
1972	79
1973	303
1974	394
1975	176
1976	475
1977	538
1978	307
1979	374
1980	499
1981	402
1982	288
1983	330
1984	335
1985	348
1986	357
1987	478
1988	220
1989	322
1990	397
1991	329
1992	397
1993	403
1994	399
1995	240
1996	372
1997	386
1998	428
1999	364
2000	271
2001	421
2002	470
2003	308
2004	378
2005	314
2006	327
2007	316
2008	260
2009	381
2010	443
2011	416
2012	316
2013	432
2014	313
2015	245
2016	408
2017	136
2018	298
2019	149
2020	217
2021	226
2022	285
2023	236
2024	315
2025	1,084
2026	568

Record Map for 2025

100 stations

The 100 highest significance station records of 2025 in Korea, South, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records in Korea, South in 2025: highest significance records shown on the map
Station	Country	Type	Value	Significance
Mokpo	Korea, South	Record high minimum temperature	22.8 C (73.0 F)	42 of 100 (Notable)
Mokpo	Korea, South	Record high minimum temperature	22.8 C (73.0 F)	41 of 100 (Notable)
Ulleungdo	Korea, South	Record high minimum temperature	25.8 C (78.4 F)	41 of 100 (Notable)
Mokpo	Korea, South	Record high minimum temperature	26.2 C (79.2 F)	41 of 100 (Notable)
Mokpo	Korea, South	Record high minimum temperature	24.2 C (75.6 F)	41 of 100 (Notable)
Ulleungdo	Korea, South	Record low maximum temperature	10.3 C (50.5 F)	39 of 100 (Notable)
Ulleungdo	Korea, South	Record high minimum temperature	23.2 C (73.8 F)	38 of 100 (Notable)
Ulleungdo	Korea, South	Record high minimum temperature	13.0 C (55.4 F)	36 of 100 (Notable)
Ulleungdo	Korea, South	Record high minimum temperature	19.5 C (67.1 F)	34 of 100 (Routine)
Ulleungdo	Korea, South	Record high maximum temperature	29.7 C (85.5 F)	33 of 100 (Routine)
Ulleungdo	Korea, South	Record high minimum temperature	18.0 C (64.4 F)	30 of 100 (Routine)
Mokpo	Korea, South	Record high minimum temperature	21.6 C (70.9 F)	30 of 100 (Routine)
Ulleungdo	Korea, South	Record high minimum temperature	21.7 C (71.1 F)	30 of 100 (Routine)
Mokpo	Korea, South	Record high minimum temperature	22.6 C (72.7 F)	30 of 100 (Routine)
Mokpo	Korea, South	Record high minimum temperature	22.5 C (72.5 F)	30 of 100 (Routine)
Ulleungdo	Korea, South	Record low maximum temperature	-0.7 C (30.7 F)	29 of 100 (Routine)
Jeju	Korea, South	Record high minimum temperature	23.6 C (74.5 F)	29 of 100 (Routine)
Jeju	Korea, South	Record high maximum temperature	33.3 C (91.9 F)	29 of 100 (Routine)
Jeju	Korea, South	Record high maximum temperature	28.2 C (82.8 F)	28 of 100 (Routine)
Incheon	Korea, South	Record high minimum temperature	20.5 C (68.9 F)	28 of 100 (Routine)
Incheon	Korea, South	Record high minimum temperature	20.2 C (68.4 F)	28 of 100 (Routine)
Incheon	Korea, South	Record high minimum temperature	20.1 C (68.2 F)	28 of 100 (Routine)
Jeju	Korea, South	Record high maximum temperature	28.9 C (84.0 F)	27 of 100 (Routine)
Ulleungdo	Korea, South	Record high minimum temperature	19.7 C (67.5 F)	26 of 100 (Routine)
Mokpo	Korea, South	Record high minimum temperature	21.7 C (71.1 F)	26 of 100 (Routine)
Jeju	Korea, South	Record high maximum temperature	32.0 C (89.6 F)	26 of 100 (Routine)
Jeju	Korea, South	Record high minimum temperature	26.7 C (80.1 F)	26 of 100 (Routine)
Ulleungdo	Korea, South	Record high minimum temperature	12.2 C (54.0 F)	25 of 100 (Routine)
Incheon	Korea, South	Record high maximum temperature	15.1 C (59.2 F)	25 of 100 (Routine)
Jeju	Korea, South	Record high minimum temperature	14.1 C (57.4 F)	25 of 100 (Routine)
Ulleungdo	Korea, South	Record high minimum temperature	22.6 C (72.7 F)	25 of 100 (Routine)
Gangneung	Korea, South	Record high minimum temperature	21.7 C (71.1 F)	25 of 100 (Routine)
Incheon	Korea, South	Record high minimum temperature	20.7 C (69.3 F)	25 of 100 (Routine)
Busan	Korea, South	Record high minimum temperature	25.4 C (77.7 F)	25 of 100 (Routine)
Ulleungdo	Korea, South	Record high maximum temperature	16.2 C (61.2 F)	24 of 100 (Routine)
Mokpo	Korea, South	Record high maximum temperature	17.5 C (63.5 F)	24 of 100 (Routine)
Gangneung	Korea, South	Record high minimum temperature	11.0 C (51.8 F)	24 of 100 (Routine)
Incheon	Korea, South	Record high minimum temperature	19.6 C (67.3 F)	24 of 100 (Routine)
Ulleungdo	Korea, South	Record high maximum temperature	26.5 C (79.7 F)	24 of 100 (Routine)
Chuncheon	Korea, South	Record high maximum temperature	15.6 C (60.1 F)	23 of 100 (Routine)
Mokpo	Korea, South	Record high maximum temperature	28.5 C (83.3 F)	23 of 100 (Routine)
Jeju	Korea, South	Record high maximum temperature	33.7 C (92.7 F)	23 of 100 (Routine)
Busan	Korea, South	Record low maximum temperature	0.5 C (32.9 F)	22 of 100 (Routine)
Jeju	Korea, South	Record high minimum temperature	11.2 C (52.2 F)	22 of 100 (Routine)
Jeju	Korea, South	Record high maximum temperature	26.7 C (80.1 F)	22 of 100 (Routine)
Pohang	Korea, South	Record high minimum temperature	19.4 C (66.9 F)	22 of 100 (Routine)
Busan	Korea, South	Record high minimum temperature	20.4 C (68.7 F)	22 of 100 (Routine)
Jeju	Korea, South	Record high maximum temperature	30.8 C (87.4 F)	22 of 100 (Routine)
Chuncheon	Korea, South	Record high minimum temperature	18.1 C (64.6 F)	22 of 100 (Routine)
Busan	Korea, South	Record high minimum temperature	24.2 C (75.6 F)	22 of 100 (Routine)
Busan	Korea, South	Record high minimum temperature	13.0 C (55.4 F)	21 of 100 (Routine)
Mokpo	Korea, South	Record high minimum temperature	19.0 C (66.2 F)	21 of 100 (Routine)
Jeju	Korea, South	Record high maximum temperature	28.5 C (83.3 F)	21 of 100 (Routine)
Jeju	Korea, South	Record high minimum temperature	24.0 C (75.2 F)	21 of 100 (Routine)
Incheon	Korea, South	Record high minimum temperature	19.2 C (66.6 F)	21 of 100 (Routine)
Ulleungdo	Korea, South	Record high minimum temperature	24.0 C (75.2 F)	21 of 100 (Routine)
Jeju	Korea, South	Record high maximum temperature	17.9 C (64.2 F)	20 of 100 (Routine)
Jeju	Korea, South	Record high minimum temperature	11.1 C (52.0 F)	20 of 100 (Routine)
Jeju	Korea, South	Record high maximum temperature	20.4 C (68.7 F)	20 of 100 (Routine)
Busan	Korea, South	Record high minimum temperature	12.4 C (54.3 F)	20 of 100 (Routine)

Download the Data

Data for Korea, South in 2025: CSV or JSON. Field meanings are on the data page.

Sources: Source: NOAA National Centers for Environmental Information, Global Historical Climatology Network Daily (GHCN-Daily). Records are computed by World Extreme Weather Monitor and are not official NOAA products. (US Government open data (NOAA NCEI)) Made with Natural Earth. Public domain map data. Borders are Natural Earth's de facto depiction. Data as of 2026-10-13 (13 October 2026). Records are computed by this site and are not official.

Data as of 2026-10-13. Last revised 13 October 2026 (2026-10-13).

Decade	Highs per low
1950s	0.76 to 1
1960s	1.16 to 1
1970s	1.29 to 1
1980s	1.04 to 1
1990s	2.45 to 1
2000s	1.59 to 1
2010s	2.70 to 1
2020s	11.44 to 1