Weather Records on 21 January 2002

796 weather records were set or tied worldwide on 21 January 2002. Highest significance: Halden, NO.

Key Facts for 21 January 2002

On 21 January 2002, 796 weather records were set or tied at long-record stations worldwide.
442 were record highs and 85 were record lows, counting maximum and minimum temperature.
By timescale, 3 were all-time records, 34 monthly and 759 daily.
Halden set a daily record precipitation of 32.0 mm (1.3 in) on 21 January 2002.
Across 163 earlier years (1793 to 2026) the same calendar date averaged 465 records.

Record Map

796 stations

796 station records on 21 January 2002 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 21 January 2002: highest significance records shown on the map
Station	Country	Type	Value	Significance
Halden	Norway	Record daily precipitation	32.0 mm (1.3 in)	64 of 100 (Major)
Nikko	Japan	Record daily precipitation	103.9 mm (4.1 in)	56 of 100 (Notable)
Idaho City	United States	Record daily snowfall	25.4 cm (10.0 in)	55 of 100 (Notable)
Sendai	Japan	Record daily precipitation	56.1 mm (2.2 in)	54 of 100 (Notable)
Owase	Japan	Record daily precipitation	265.9 mm (10.5 in)	54 of 100 (Notable)
Dixie	United States	Record daily snowfall	50.8 cm (20.0 in)	54 of 100 (Notable)
Maebashi	Japan	Record daily precipitation	47.0 mm (1.9 in)	53 of 100 (Notable)
Kawaguchiko	Japan	Record daily precipitation	80.0 mm (3.1 in)	53 of 100 (Notable)
Hakodate	Japan	Record daily precipitation	29.0 mm (1.1 in)	51 of 100 (Notable)
Karuizawa	Japan	Record daily precipitation	27.7 mm (1.1 in)	51 of 100 (Notable)
Onahama	Japan	Record daily precipitation	86.1 mm (3.4 in)	50 of 100 (Notable)
Gifu	Japan	Record daily precipitation	50.0 mm (2.0 in)	50 of 100 (Notable)
San Bernardino F S 226	United States	Record low minimum temperature	-8.9 C (16.0 F)	50 of 100 (Notable)
Matsumoto	Japan	Record daily precipitation	30.7 mm (1.2 in)	49 of 100 (Notable)
Suwa	Japan	Record daily precipitation	38.9 mm (1.5 in)	48 of 100 (Notable)
Carrington 4 N	United States	Record daily precipitation	25.4 mm (1.0 in)	48 of 100 (Notable)
Takayama	Japan	Record daily precipitation	37.1 mm (1.5 in)	46 of 100 (Notable)
Hamamatsu	Japan	Record daily precipitation	58.9 mm (2.3 in)	46 of 100 (Notable)
Tokushima	Japan	Record daily precipitation	90.7 mm (3.6 in)	45 of 100 (Notable)
Wisdom	United States	Record daily snowfall	35.6 cm (14.0 in)	45 of 100 (Notable)
Gibbonsville	United States	Record daily snowfall	35.6 cm (14.0 in)	44 of 100 (Notable)
Chichibu	Japan	Record daily precipitation	55.9 mm (2.2 in)	43 of 100 (Notable)
Ajiro	Japan	Record daily precipitation	101.9 mm (4.0 in)	43 of 100 (Notable)
Kumagaya	Japan	Record daily precipitation	42.2 mm (1.7 in)	42 of 100 (Notable)
Chilly Barton Flat	United States	Record snow depth	27.9 cm (11.0 in)	41 of 100 (Notable)
Waterloo	United States	Record daily precipitation	52.8 mm (2.1 in)	41 of 100 (Notable)
Greifswald	Germany	Record high minimum temperature	6.6 C (43.9 F)	40 of 100 (Notable)
Putbus	Germany	Record high minimum temperature	5.7 C (42.3 F)	40 of 100 (Notable)
Mito	Japan	Record daily precipitation	45.2 mm (1.8 in)	40 of 100 (Notable)
Kobe	Japan	Record daily precipitation	39.1 mm (1.5 in)	39 of 100 (Notable)
Nhill	Australia	Record low maximum temperature	18.0 C (64.4 F)	38 of 100 (Notable)
Kofu	Japan	Record daily precipitation	47.0 mm (1.9 in)	37 of 100 (Notable)
Sandane	Norway	Record daily precipitation	42.5 mm (1.7 in)	37 of 100 (Notable)
Poset	Russia	Record daily precipitation	51.4 mm (2.0 in)	36 of 100 (Notable)
Hooker 12 NNW	United States	Record snow depth	99.1 cm (39.0 in)	36 of 100 (Notable)
McKenzie Rvr Rs	United States	Record daily snowfall	31.8 cm (12.5 in)	36 of 100 (Notable)
Tsuyama	Japan	Record daily precipitation	35.6 mm (1.4 in)	35 of 100 (Notable)
Sumoto	Japan	Record daily precipitation	68.6 mm (2.7 in)	35 of 100 (Notable)
San Miguel Ejutla	Mexico	Record high minimum temperature	15.6 C (60.1 F)	35 of 100 (Notable)
Sviland	Norway	Record daily precipitation	25.2 mm (1.0 in)	35 of 100 (Notable)
East London	South Africa	Record low minimum temperature	8.5 C (47.3 F)	35 of 100 (Notable)
Mansfield	United States	Record snow depth	10.2 cm (4.0 in)	35 of 100 (Notable)
Miyako	Japan	Record daily precipitation	43.9 mm (1.7 in)	34 of 100 (Routine)
Hull	United Kingdom	Record high minimum temperature	7.8 C (46.0 F)	34 of 100 (Routine)
Skegness	United Kingdom	Record high minimum temperature	8.6 C (47.5 F)	34 of 100 (Routine)
Malvern	United Kingdom	Record high minimum temperature	10.2 C (50.4 F)	34 of 100 (Routine)
Wisley	United Kingdom	Record high minimum temperature	10.8 C (51.4 F)	34 of 100 (Routine)
Ashton 1N	United States	Record snow depth	114.3 cm (45.0 in)	34 of 100 (Routine)
Muroran	Japan	Record daily precipitation	27.4 mm (1.1 in)	33 of 100 (Routine)
Celaya (Smn)	Mexico	Record high maximum temperature	32.8 C (91.0 F)	33 of 100 (Routine)
Pojarkovo	Russia	Record high minimum temperature	-16.5 C (2.3 F)	33 of 100 (Routine)
Tivjaku	Russia	Record high maximum temperature	0.0 C (32.0 F)	33 of 100 (Routine)
Elk City 1NE	United States	Record daily snowfall	34.3 cm (13.5 in)	33 of 100 (Routine)
Sakai	Japan	Record daily precipitation	46.0 mm (1.8 in)	32 of 100 (Routine)
Himeji	Japan	Record daily precipitation	33.0 mm (1.3 in)	32 of 100 (Routine)
Sektagli	Russia	Record high maximum temperature	-6.8 C (19.8 F)	32 of 100 (Routine)
Yokohama	Japan	Record daily precipitation	54.1 mm (2.1 in)	31 of 100 (Routine)
Nara	Japan	Record daily precipitation	29.0 mm (1.1 in)	31 of 100 (Routine)
Tulelake	United States	Record daily snowfall	10.2 cm (4.0 in)	31 of 100 (Routine)
Shirakawa	Japan	Record daily precipitation	32.0 mm (1.3 in)	30 of 100 (Routine)

Counts by Type and Timescale

796 records

Records set or tied on 21 January 2002 by type: Highest daily maximum 225, Lowest daily maximum 45, Highest daily minimum 217, Lowest daily minimum 40, Heaviest daily rainfall 222, Heaviest daily snowfall 38, Deepest snow cover 9.

Records on 21 January 2002 by type
Record type	Records
Highest daily maximum	225
Lowest daily maximum	45
Highest daily minimum	217
Lowest daily minimum	40
Heaviest daily rainfall	222
Heaviest daily snowfall	38
Deepest snow cover	9

Records on 21 January 2002 by timescale: all-time 3, monthly 34, daily 759.

How Much Records Were Beaten By

641 broken records

Margins by which the 641 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 330.0. Ties are not counted.

Top 20 by Significance

21 January 2002

Top 20 records on 21 January 2002 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
21 January 2002	Halden, NO	daily rain	32.0 mm (1.3 in)	19.2 mm (0.8 in)	63 years	64 of 100 (Major)
21 January 2002	Nikko, JP	monthly rain	103.9 mm (4.1 in)	47.0 mm (1.9 in)	4 years	56 of 100 (Notable)
21 January 2002	Idaho City, US	daily snowfall	25.4 cm (10.0 in)	11.9 cm (4.7 in)	106 years	55 of 100 (Notable)
21 January 2002	Sendai, JP	daily rain	56.1 mm (2.2 in)	33.6 mm (1.3 in)	31 years	54 of 100 (Notable)
21 January 2002	Owase, JP	monthly rain	265.9 mm (10.5 in)	72.4 mm (2.9 in)	31 years	54 of 100 (Notable)
21 January 2002	Dixie, US	daily snowfall	50.8 cm (20.0 in)	33.0 cm (13.0 in)	32 years	54 of 100 (Notable)
21 January 2002	Maebashi, JP	daily rain	47.0 mm (1.9 in)	37.5 mm (1.5 in)	28 years	53 of 100 (Notable)
21 January 2002	Kawaguchiko, JP	daily rain	80.0 mm (3.1 in)	55.0 mm (2.2 in)	28 years	53 of 100 (Notable)
21 January 2002	Hakodate, JP	daily rain	29.0 mm (1.1 in)	19.3 mm (0.8 in)	39 years	51 of 100 (Notable)
21 January 2002	Karuizawa, JP	daily rain	27.7 mm (1.1 in)	21.7 mm (0.9 in)	46 years	51 of 100 (Notable)
21 January 2002	Onahama, JP	monthly rain	86.1 mm (3.4 in)	33.1 mm (1.3 in)	20 years	50 of 100 (Notable)
21 January 2002	Gifu, JP	daily rain	50.0 mm (2.0 in)	31.0 mm (1.2 in)	28 years	50 of 100 (Notable)
21 January 2002	San Bernardino F S 226, US	all-time low min	-8.9 C (16.0 F)	0.6 C (1.1 F)	64 years	50 of 100 (Notable)
21 January 2002	Matsumoto, JP	daily rain	30.7 mm (1.2 in)	22.0 mm (0.9 in)	46 years	49 of 100 (Notable)
21 January 2002	Suwa, JP	daily rain	38.9 mm (1.5 in)	25.6 mm (1.0 in)	46 years	48 of 100 (Notable)
21 January 2002	Carrington 4 N, US	daily rain	25.4 mm (1.0 in)	24.1 mm (0.9 in)	16 years	48 of 100 (Notable)
21 January 2002	Takayama, JP	daily rain	37.1 mm (1.5 in)	18.5 mm (0.7 in)	46 years	46 of 100 (Notable)
21 January 2002	Hamamatsu, JP	daily rain	58.9 mm (2.3 in)	33.9 mm (1.3 in)	28 years	46 of 100 (Notable)
21 January 2002	Tokushima, JP	monthly rain	90.7 mm (3.6 in)	21.2 mm (0.8 in)	31 years	45 of 100 (Notable)
21 January 2002	Wisdom, US	monthly snowfall	35.6 cm (14.0 in)	5.1 cm (2.0 in)	54 years	45 of 100 (Notable)

Significance is a score from 0 to 100 combining margin, the age of the old record and the length of the station's record. How it is computed.

The Same Date in Other Years

1793 to 2002

Records set or tied on this calendar date in each year from 1793 to 2002. 2002 had 796 records.

Counts for years before the ledger starts come from the same station rules.

Records on 01-21 in each year
Year	Records
1793	1
1795	2
1796	1
1798	1
1800	2
1803	1
1804	2
1829	1
1838	3
1840	2
1845	2
1846	1
1850	2
1864	2
1866	4
1867	1
1869	1
1871	1
1873	2
1876	1
1878	4
1880	3
1881	4
1884	1
1885	1
1886	1
1888	3
1890	2
1891	3
1892	2
1893	1
1894	3
1895	2
1896	2
1897	3
1898	3
1899	15
1900	5
1901	4
1902	8
1903	18
1904	30
1905	3
1906	53
1907	10
1908	11
1909	25
1910	11
1911	8
1912	7
1913	23
1914	37
1915	47
1916	38
1917	83
1918	49
1919	14
1920	75
1921	54
1922	35
1923	62
1924	535
1925	103
1926	157
1927	447
1928	206
1929	132
1930	616
1931	112
1932	167
1933	572
1934	255
1935	771
1936	314
1937	852
1938	250
1939	305
1940	562
1941	205
1942	522
1943	1,168
1944	324
1945	290
1946	339
1947	205
1948	387
1949	452
1950	643
1951	367
1952	436
1953	325
1954	1,094
1955	399
1956	653
1957	527
1958	506
1959	936
1960	319
1961	746
1962	741
1963	761
1964	771
1965	251
1966	636
1967	511
1968	1,179
1969	927
1970	1,770
1971	672
1972	598
1973	573
1974	992
1975	496
1976	860
1977	549
1978	1,301
1979	1,675
1980	425
1981	972
1982	1,339
1983	1,179
1984	2,132
1985	2,457
1986	883
1987	934
1988	771
1989	511
1990	927
1991	559
1992	447
1993	1,763
1994	1,195
1995	1,276
1996	528
1997	950
1998	606
1999	1,387
2000	686
2001	736
2002	796
2003	690
2004	535
2005	1,111
2006	1,116
2007	1,955
2008	1,061
2009	788
2010	1,166
2011	836
2012	1,148
2013	455
2014	522
2015	426
2016	580
2017	1,248
2018	664
2019	526
2020	894
2021	626
2022	430
2023	517
2024	1,015
2025	1,386
2026	201

Download the Data

Data for records on 2002-01-21: 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 2026-10-12. Last revised 12 October 2026 (2026-10-12).

Margin	Records
0 to 50	621
50 to 100	15
100 to 150	3
150 to 200	1
200 to 250	0
250 to 300	0
300 to 350	1