Weather Records on 21 November 1997

449 weather records were set or tied worldwide on 21 November 1997. Highest significance: Donnybrook, AU.

Key Facts for 21 November 1997

On 21 November 1997, 449 weather records were set or tied at long-record stations worldwide.
199 were record highs and 45 were record lows, counting maximum and minimum temperature.
By timescale, 1 were all-time records, 13 monthly and 435 daily.
Donnybrook set a daily record precipitation of 32.8 mm (1.3 in) on 21 November 1997.
Across 159 earlier years (1803 to 2025) the same calendar date averaged 450 records.

Record Map

449 stations

449 station records on 21 November 1997 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 21 November 1997: highest significance records shown on the map
Station	Country	Type	Value	Significance
Donnybrook	Australia	Record daily precipitation	32.8 mm (1.3 in)	68 of 100 (Major)
Northcliffe	Australia	Record daily precipitation	54.1 mm (2.1 in)	68 of 100 (Major)
Forest Grove	Australia	Record daily precipitation	76.8 mm (3.0 in)	65 of 100 (Major)
Cape Leeuwin	Australia	Record daily precipitation	67.4 mm (2.7 in)	60 of 100 (Major)
Warner Glen	Australia	Record daily precipitation	55.0 mm (2.2 in)	58 of 100 (Notable)
Cowaramup	Australia	Record daily precipitation	41.6 mm (1.6 in)	58 of 100 (Notable)
Walpole	Australia	Record daily precipitation	39.0 mm (1.5 in)	55 of 100 (Notable)
Greenbushes	Australia	Record daily precipitation	30.4 mm (1.2 in)	52 of 100 (Notable)
Nannup	Australia	Record daily precipitation	38.6 mm (1.5 in)	50 of 100 (Notable)
Yoongarillup	Australia	Record daily precipitation	28.0 mm (1.1 in)	49 of 100 (Notable)
Balingup	Australia	Record daily precipitation	28.8 mm (1.1 in)	46 of 100 (Notable)
McLeods Creek	Australia	Record daily precipitation	52.8 mm (2.1 in)	46 of 100 (Notable)
Hutchinson 1 N	United States	Record daily snowfall	8.9 cm (3.5 in)	46 of 100 (Notable)
Margaret River	Australia	Record daily precipitation	29.4 mm (1.2 in)	42 of 100 (Notable)
Kirup	Australia	Record daily precipitation	37.2 mm (1.5 in)	42 of 100 (Notable)
Laurel	United States	Record daily precipitation	61.5 mm (2.4 in)	40 of 100 (Notable)
Ferguson	Australia	Record daily precipitation	27.4 mm (1.1 in)	39 of 100 (Notable)
Watford City	United States	Record daily snowfall	10.7 cm (4.2 in)	39 of 100 (Notable)
Rothsay	United States	Record daily snowfall	18.0 cm (7.1 in)	38 of 100 (Notable)
Mwanza	Tanzania	Record daily precipitation	190.0 mm (7.5 in)	37 of 100 (Notable)
Sidney	United States	Record daily snowfall	10.2 cm (4.0 in)	37 of 100 (Notable)
Fazenda Itapora	Brazil	Record daily precipitation	65.1 mm (2.6 in)	33 of 100 (Routine)
Anderson FAA AP	United States	Record daily precipitation	59.7 mm (2.4 in)	33 of 100 (Routine)
Rainer Ohanapecosh	United States	Record daily precipitation	84.6 mm (3.3 in)	32 of 100 (Routine)
Mount Gambier Post Office	Australia	Record high maximum temperature	30.7 C (87.3 F)	31 of 100 (Routine)
Hardwick	United States	Record snow depth	10.2 cm (4.0 in)	31 of 100 (Routine)
Keene 3S	United States	Record daily snowfall	10.2 cm (4.0 in)	31 of 100 (Routine)
Williston Exp Farm	United States	Record daily snowfall	11.4 cm (4.5 in)	31 of 100 (Routine)
Arroyo Frio	Mexico	Record low maximum temperature	25.0 C (77.0 F)	30 of 100 (Routine)
Bennetts Brg	United States	Record snow depth	33.0 cm (13.0 in)	30 of 100 (Routine)
Northville	United States	Record snow depth	17.8 cm (7.0 in)	30 of 100 (Routine)
Beulah 1 W	United States	Record daily snowfall	10.2 cm (4.0 in)	30 of 100 (Routine)
Mc Clusky	United States	Record daily snowfall	8.9 cm (3.5 in)	30 of 100 (Routine)
Barrow AP	United States	Record snow depth	35.6 cm (14.0 in)	30 of 100 (Routine)
Dewitt	United States	Record snow depth	10.2 cm (4.0 in)	29 of 100 (Routine)
Springfields	Australia	Record daily precipitation	39.0 mm (1.5 in)	28 of 100 (Routine)
Ushibuka	Japan	Record daily precipitation	35.1 mm (1.4 in)	28 of 100 (Routine)
Gloversville	United States	Record snow depth	17.8 cm (7.0 in)	28 of 100 (Routine)
Makurazaki	Japan	Record daily precipitation	30.0 mm (1.2 in)	27 of 100 (Routine)
Lisbon	United States	Record daily snowfall	14.0 cm (5.5 in)	27 of 100 (Routine)
Tiruchchirapalli	India	Record daily precipitation	70.1 mm (2.8 in)	26 of 100 (Routine)
Jiquipilco	Mexico	Record high minimum temperature	8.9 C (48.0 F)	26 of 100 (Routine)
Ubon Ratchathani	Thailand	Record high maximum temperature	34.9 C (94.8 F)	26 of 100 (Routine)
Culbertson	United States	Record daily snowfall	8.9 cm (3.5 in)	26 of 100 (Routine)
Turtle Lake	United States	Record daily snowfall	12.7 cm (5.0 in)	26 of 100 (Routine)
Kingscote	Australia	Record high maximum temperature	32.2 C (90.0 F)	25 of 100 (Routine)
Chepachet	United States	Record snow depth	20.3 cm (8.0 in)	25 of 100 (Routine)
Capitan Carlos Martinez de Pi	Peru	Record high minimum temperature	19.7 C (67.5 F)	24 of 100 (Routine)
Broadalbin	United States	Record snow depth	12.7 cm (5.0 in)	24 of 100 (Routine)
Cerro de Ortega	Mexico	Record low minimum temperature	11.7 C (53.1 F)	23 of 100 (Routine)
Huixtan (Cfe)	Mexico	Record daily precipitation	25.7 mm (1.0 in)	23 of 100 (Routine)
Ixcateopan de Tlapa	Mexico	Record low maximum temperature	23.3 C (73.9 F)	23 of 100 (Routine)
Nakanno	Russia	Record low minimum temperature	-50.1 C (-58.2 F)	23 of 100 (Routine)
Nevelsk	Russia	Record high maximum temperature	9.7 C (49.5 F)	23 of 100 (Routine)
Madrid/Torrejon	Spain	Record daily precipitation	25.2 mm (1.0 in)	23 of 100 (Routine)
Mukdahan	Thailand	Record high maximum temperature	34.0 C (93.2 F)	23 of 100 (Routine)
Hope	United States	Record snow depth	20.3 cm (8.0 in)	23 of 100 (Routine)
Norwich	United States	Record snow depth	12.7 cm (5.0 in)	23 of 100 (Routine)
Glasgow	United States	Record daily snowfall	5.1 cm (2.0 in)	23 of 100 (Routine)
Manjimup	Australia	Record daily precipitation	25.8 mm (1.0 in)	22 of 100 (Routine)

Counts by Type and Timescale

449 records

Records set or tied on 21 November 1997 by type: Highest daily maximum 131, Lowest daily maximum 19, Highest daily minimum 68, Lowest daily minimum 26, Heaviest daily rainfall 134, Heaviest daily snowfall 35, Deepest snow cover 36.

Records on 21 November 1997 by type
Record type	Records
Highest daily maximum	131
Lowest daily maximum	19
Highest daily minimum	68
Lowest daily minimum	26
Heaviest daily rainfall	134
Heaviest daily snowfall	35
Deepest snow cover	36

Records on 21 November 1997 by timescale: all-time 1, monthly 13, daily 435.

How Much Records Were Beaten By

349 broken records

Margins by which the 349 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 152.0. Ties are not counted.

Top 20 by Significance

21 November 1997

Top 20 records on 21 November 1997 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
21 November 1997	Donnybrook, AU	daily rain	32.8 mm (1.3 in)	17.8 mm (0.7 in)	87 years	68 of 100 (Major)
21 November 1997	Northcliffe, AU	daily rain	54.1 mm (2.1 in)	42.7 mm (1.7 in)	71 years	68 of 100 (Major)
21 November 1997	Forest Grove, AU	monthly rain	76.8 mm (3.0 in)	31.8 mm (1.3 in)	28 years	65 of 100 (Major)
21 November 1997	Cape Leeuwin, AU	daily rain	67.4 mm (2.7 in)	53.7 mm (2.1 in)	38 years	60 of 100 (Major)
21 November 1997	Warner Glen, AU	monthly rain	55.0 mm (2.2 in)	17.2 mm (0.7 in)	45 years	58 of 100 (Notable)
21 November 1997	Cowaramup, AU	daily rain	41.6 mm (1.6 in)	28.4 mm (1.1 in)	38 years	58 of 100 (Notable)
21 November 1997	Walpole, AU	daily rain	39.0 mm (1.5 in)	27.6 mm (1.1 in)	38 years	55 of 100 (Notable)
21 November 1997	Greenbushes, AU	daily rain	30.4 mm (1.2 in)	17.7 mm (0.7 in)	38 years	52 of 100 (Notable)
21 November 1997	Nannup, AU	daily rain	38.6 mm (1.5 in)	20.1 mm (0.8 in)	38 years	50 of 100 (Notable)
21 November 1997	Yoongarillup, AU	daily rain	28.0 mm (1.1 in)	23.6 mm (0.9 in)	18 years	49 of 100 (Notable)
21 November 1997	Balingup, AU	daily rain	28.8 mm (1.1 in)	16.4 mm (0.6 in)	38 years	46 of 100 (Notable)
21 November 1997	McLeods Creek, AU	monthly rain	52.8 mm (2.1 in)	13.2 mm (0.5 in)	28 years	46 of 100 (Notable)
21 November 1997	Hutchinson 1 N, US	daily snowfall	8.9 cm (3.5 in)	3.8 cm (1.5 in)	103 years	46 of 100 (Notable)
21 November 1997	Margaret River, AU	daily rain	29.4 mm (1.2 in)	15.4 mm (0.6 in)	38 years	42 of 100 (Notable)
21 November 1997	Kirup, AU	monthly rain	37.2 mm (1.5 in)	1.9 mm (0.07 in)	71 years	42 of 100 (Notable)
21 November 1997	Laurel, US	daily rain	61.5 mm (2.4 in)	28.0 mm (1.1 in)	52 years	40 of 100 (Notable)
21 November 1997	Ferguson, AU	daily rain	27.4 mm (1.1 in)	16.7 mm (0.7 in)	38 years	39 of 100 (Notable)
21 November 1997	Watford City, US	daily snowfall	10.7 cm (4.2 in)	5.6 cm (2.2 in)	52 years	39 of 100 (Notable)
21 November 1997	Rothsay, US	daily snowfall	18.0 cm (7.1 in)	14.2 cm (5.6 in)	8 years	38 of 100 (Notable)
21 November 1997	Mwanza, TZ	all-time rain	190.0 mm (7.5 in)	16.0 mm (0.6 in)	5 years	37 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

1803 to 1997

Records set or tied on this calendar date in each year from 1803 to 1997. 1997 had 449 records.

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

Records on 11-21 in each year
Year	Records
1803	1
1816	2
1821	2
1829	1
1835	1
1839	1
1844	1
1847	1
1855	1
1856	1
1857	1
1858	4
1866	1
1868	1
1870	2
1871	2
1872	1
1873	2
1874	1
1876	2
1879	4
1880	4
1881	1
1882	1
1883	3
1887	3
1889	1
1890	7
1893	1
1894	4
1896	1
1897	4
1898	3
1899	4
1900	7
1901	5
1902	7
1903	5
1904	9
1905	3
1906	14
1907	7
1908	9
1909	18
1910	23
1911	19
1912	14
1913	79
1914	51
1915	21
1916	66
1917	248
1918	12
1919	22
1920	36
1921	96
1922	42
1923	27
1924	104
1925	73
1926	420
1927	108
1928	109
1929	467
1930	243
1931	682
1932	162
1933	381
1934	578
1935	62
1936	192
1937	1,309
1938	119
1939	303
1940	337
1941	329
1942	662
1943	212
1944	250
1945	308
1946	604
1947	540
1948	414
1949	588
1950	904
1951	605
1952	424
1953	408
1954	927
1955	419
1956	624
1957	442
1958	407
1959	460
1960	691
1961	738
1962	524
1963	601
1964	1,014
1965	448
1966	589
1967	336
1968	358
1969	611
1970	400
1971	514
1972	735
1973	1,100
1974	809
1975	548
1976	315
1977	1,313
1978	1,034
1979	1,409
1980	805
1981	939
1982	807
1983	1,066
1984	525
1985	1,808
1986	815
1987	949
1988	928
1989	797
1990	1,337
1991	944
1992	1,375
1993	1,413
1994	1,179
1995	1,084
1996	1,882
1997	449
1998	1,312
1999	920
2000	1,191
2001	811
2002	847
2003	1,007
2004	873
2005	491
2006	1,181
2007	936
2008	1,079
2009	1,131
2010	894
2011	944
2012	792
2013	543
2014	815
2015	785
2016	1,000
2017	687
2018	391
2019	653
2020	421
2021	296
2022	824
2023	584
2024	519
2025	745

Download the Data

Data for records on 1997-11-21: 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 2026-10-14 (14 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 20	298
20 to 40	30
40 to 60	8
60 to 80	10
80 to 100	0
100 to 120	1
120 to 140	0
140 to 160	2