Weather Records on 21 February 1971

787 weather records were set or tied worldwide on 21 February 1971. Highest significance: Buffalo 2 SSW, US.

Key Facts for 21 February 1971

On 21 February 1971, 787 weather records were set or tied at long-record stations worldwide.
110 were record highs and 141 were record lows, counting maximum and minimum temperature.
By timescale, 13 were all-time records, 19 monthly and 755 daily.
Buffalo 2 SSW set an all-time record daily snowfall of 58.4 cm (23.0 in) on 21 February 1971.
Across 164 earlier years (1795 to 2026) the same calendar date averaged 499 records.

Record Map

787 stations

787 station records on 21 February 1971 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 21 February 1971: highest significance records shown on the map
Station	Country	Type	Value	Significance
Buffalo 2 SSW	United States	Record daily snowfall	58.4 cm (23.0 in)	77 of 100 (Major)
Cherokee 4W	United States	Record daily snowfall	33.0 cm (13.0 in)	62 of 100 (Major)
Mt Douglas	Australia	Record daily precipitation	115.6 mm (4.6 in)	61 of 100 (Major)
Peakvale Station	Australia	Record daily precipitation	127.0 mm (5.0 in)	59 of 100 (Notable)
Bulliwallah	Australia	Record daily precipitation	207.0 mm (8.1 in)	58 of 100 (Notable)
Cockburn (Burta)	Australia	Record daily precipitation	35.6 mm (1.4 in)	58 of 100 (Notable)
Clarendon	United States	Record daily snowfall	25.9 cm (10.2 in)	58 of 100 (Notable)
Dodge City	United States	Record daily snowfall	26.2 cm (10.3 in)	57 of 100 (Notable)
Nkobongo (Agr)	South Africa	Record daily precipitation	64.0 mm (2.5 in)	56 of 100 (Notable)
Clarendon	United States	Record snow depth	25.4 cm (10.0 in)	56 of 100 (Notable)
Canadian	United States	Record snow depth	48.3 cm (19.0 in)	55 of 100 (Notable)
Elgin Downs	Australia	Record daily precipitation	90.7 mm (3.6 in)	54 of 100 (Notable)
Dawson	United States	Record daily precipitation	62.2 mm (2.4 in)	54 of 100 (Notable)
Lawrence	United States	Record daily snowfall	12.7 cm (5.0 in)	54 of 100 (Notable)
Ponca City	United States	Record daily snowfall	25.4 cm (10.0 in)	54 of 100 (Notable)
Arnett 3NE	United States	Record daily precipitation	33.0 mm (1.3 in)	53 of 100 (Notable)
Quinyambie	Australia	Record daily precipitation	73.7 mm (2.9 in)	51 of 100 (Notable)
Coldwater	United States	Record daily snowfall	27.9 cm (11.0 in)	51 of 100 (Notable)
Tygerfontein	South Africa	Record daily precipitation	59.0 mm (2.3 in)	50 of 100 (Notable)
Ovid 4 S	United States	Record daily precipitation	41.4 mm (1.6 in)	50 of 100 (Notable)
Hammon 3 SSW	United States	Record daily snowfall	27.9 cm (11.0 in)	50 of 100 (Notable)
Richfield Radio Ksvc	United States	Record snow depth	22.9 cm (9.0 in)	50 of 100 (Notable)
Mutual	United States	Record daily snowfall	35.6 cm (14.0 in)	49 of 100 (Notable)
Mutual	United States	Record daily precipitation	41.9 mm (1.6 in)	48 of 100 (Notable)
Eudunda (Brownlow)	Australia	Record daily precipitation	29.2 mm (1.1 in)	47 of 100 (Notable)
Yuma	United States	Record daily snowfall	11.4 cm (4.5 in)	47 of 100 (Notable)
Buffalo 2 SSW	United States	Record daily precipitation	36.8 mm (1.4 in)	47 of 100 (Notable)
Lindsay 2 W	United States	Record daily snowfall	17.8 cm (7.0 in)	47 of 100 (Notable)
St Lawrence Post Office	Australia	Record daily precipitation	238.0 mm (9.4 in)	46 of 100 (Notable)
Somerby	Australia	Record daily precipitation	124.0 mm (4.9 in)	46 of 100 (Notable)
Twin Hills Post Office	Australia	Record daily precipitation	85.3 mm (3.4 in)	46 of 100 (Notable)
White Cliffs (Kara)	Australia	Record daily precipitation	54.1 mm (2.1 in)	46 of 100 (Notable)
Florence	United States	Record daily precipitation	99.3 mm (3.9 in)	46 of 100 (Notable)
Vaughn	United States	Record daily precipitation	27.2 mm (1.1 in)	46 of 100 (Notable)
Camargo	United States	Record daily snowfall	30.5 cm (12.0 in)	45 of 100 (Notable)
Chanute Martin Johnson AP	United States	Record daily snowfall	15.2 cm (6.0 in)	45 of 100 (Notable)
Mirtna	Australia	Record daily precipitation	164.1 mm (6.5 in)	44 of 100 (Notable)
Ogdensburg 4 NE	United States	Record snow depth	78.7 cm (31.0 in)	44 of 100 (Notable)
Miami	United States	Record snow depth	40.6 cm (16.0 in)	44 of 100 (Notable)
Hay (Corrong)	Australia	Record daily precipitation	33.0 mm (1.3 in)	43 of 100 (Notable)
Tyrrell Downs	Australia	Record daily precipitation	37.3 mm (1.5 in)	43 of 100 (Notable)
Erudina	Australia	Record daily precipitation	27.7 mm (1.1 in)	42 of 100 (Notable)
Wentworth (Woodlands)	Australia	Record daily precipitation	27.2 mm (1.1 in)	42 of 100 (Notable)
Oakwood 3 SW	United States	Record daily snowfall	20.3 cm (8.0 in)	42 of 100 (Notable)
Ft Sumner	United States	Record daily snowfall	7.6 cm (3.0 in)	41 of 100 (Notable)
Tucumcari 4 NE	United States	Record snow depth	17.8 cm (7.0 in)	41 of 100 (Notable)
Anadarko 3 E	United States	Record daily snowfall	25.4 cm (10.0 in)	41 of 100 (Notable)
Bovenlandsplaats	South Africa	Record daily precipitation	53.0 mm (2.1 in)	40 of 100 (Notable)
Sapulpa 1W	United States	Record daily precipitation	33.0 mm (1.3 in)	40 of 100 (Notable)
Mt Hope	Australia	Record daily precipitation	153.4 mm (6.0 in)	39 of 100 (Notable)
Broken Hill (Langawirra)	Australia	Record daily precipitation	51.1 mm (2.0 in)	39 of 100 (Notable)
Maude (Nap Nap)	Australia	Record daily precipitation	32.3 mm (1.3 in)	39 of 100 (Notable)
Chiricahua Nm	United States	Record snow depth	20.3 cm (8.0 in)	39 of 100 (Notable)
Medicine Lodge	United States	Record snow depth	35.6 cm (14.0 in)	39 of 100 (Notable)
Ulysses 3NE	United States	Record snow depth	20.3 cm (8.0 in)	39 of 100 (Notable)
Ft Stanton	United States	Record daily snowfall	16.5 cm (6.5 in)	39 of 100 (Notable)
Apache	United States	Record daily precipitation	37.6 mm (1.5 in)	39 of 100 (Notable)
Koumala Hatfields Road	Australia	Record daily precipitation	165.1 mm (6.5 in)	38 of 100 (Notable)
Tanbar Station	Australia	Record daily precipitation	35.6 mm (1.4 in)	38 of 100 (Notable)
Tsomo (Pol)	South Africa	Record daily precipitation	33.0 mm (1.3 in)	38 of 100 (Notable)

Counts by Type and Timescale

787 records

Records set or tied on 21 February 1971 by type: Highest daily maximum 47, Lowest daily maximum 88, Highest daily minimum 63, Lowest daily minimum 53, Heaviest daily rainfall 363, Heaviest daily snowfall 115, Deepest snow cover 58.

Records on 21 February 1971 by type
Record type	Records
Highest daily maximum	47
Lowest daily maximum	88
Highest daily minimum	63
Lowest daily minimum	53
Heaviest daily rainfall	363
Heaviest daily snowfall	115
Deepest snow cover	58

Records on 21 February 1971 by timescale: all-time 13, monthly 19, daily 755.

How Much Records Were Beaten By

681 broken records

Margins by which the 681 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 331.0. Ties are not counted.

Top 20 by Significance

21 February 1971

Top 20 records on 21 February 1971 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
21 February 1971	Buffalo 2 SSW, US	all-time snowfall	58.4 cm (23.0 in)	27.9 cm (11.0 in)	39 years	77 of 100 (Major)
21 February 1971	Cherokee 4W, US	all-time snowfall	33.0 cm (13.0 in)	12.7 cm (5.0 in)	51 years	62 of 100 (Major)
21 February 1971	Mt Douglas, AU	daily rain	115.6 mm (4.6 in)	80.0 mm (3.1 in)	52 years	61 of 100 (Major)
21 February 1971	Peakvale Station, AU	daily rain	127.0 mm (5.0 in)	123.2 mm (4.9 in)	48 years	59 of 100 (Notable)
21 February 1971	Bulliwallah, AU	all-time rain	207.0 mm (8.1 in)	46.5 mm (1.8 in)	30 years	58 of 100 (Notable)
21 February 1971	Cockburn (Burta), AU	daily rain	35.6 mm (1.4 in)	35.6 mm (1.4 in)	87 years	58 of 100 (Notable)
21 February 1971	Clarendon, US	monthly snowfall	25.9 cm (10.2 in)	10.7 cm (4.2 in)	50 years	58 of 100 (Notable)
21 February 1971	Dodge City, US	monthly snowfall	26.2 cm (10.3 in)	8.9 cm (3.5 in)	51 years	57 of 100 (Notable)
21 February 1971	Nkobongo (Agr), ZA	daily rain	64.0 mm (2.5 in)	39.6 mm (1.6 in)	51 years	56 of 100 (Notable)
21 February 1971	Clarendon, US	daily snow depth	25.4 cm (10.0 in)	15.2 cm (6.0 in)	59 years	56 of 100 (Notable)
21 February 1971	Canadian, US	all-time snow depth	48.3 cm (19.0 in)	17.8 cm (7.0 in)	15 years	55 of 100 (Notable)
21 February 1971	Elgin Downs, AU	daily rain	90.7 mm (3.6 in)	63.0 mm (2.5 in)	49 years	54 of 100 (Notable)
21 February 1971	Dawson, US	daily rain	62.2 mm (2.4 in)	44.9 mm (1.8 in)	67 years	54 of 100 (Notable)
21 February 1971	Lawrence, US	daily snowfall	12.7 cm (5.0 in)	7.6 cm (3.0 in)	96 years	54 of 100 (Notable)
21 February 1971	Ponca City, US	all-time snowfall	25.4 cm (10.0 in)	7.6 cm (3.0 in)	32 years	54 of 100 (Notable)
21 February 1971	Arnett 3NE, US	daily rain	33.0 mm (1.3 in)	26.9 mm (1.1 in)	40 years	53 of 100 (Notable)
21 February 1971	Quinyambie, AU	daily rain	73.7 mm (2.9 in)	43.2 mm (1.7 in)	53 years	51 of 100 (Notable)
21 February 1971	Coldwater, US	monthly snowfall	27.9 cm (11.0 in)	10.1 cm (4.0 in)	31 years	51 of 100 (Notable)
21 February 1971	Tygerfontein, ZA	daily rain	59.0 mm (2.3 in)	44.5 mm (1.8 in)	36 years	50 of 100 (Notable)
21 February 1971	Ovid 4 S, US	daily rain	41.4 mm (1.6 in)	37.3 mm (1.5 in)	20 years	50 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

1795 to 1971

Records set or tied on this calendar date in each year from 1795 to 1971. 1971 had 787 records.

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

Records on 02-21 in each year
Year	Records
1795	1
1804	1
1810	3
1814	3
1838	1
1845	1
1846	2
1847	1
1849	2
1850	1
1851	1
1855	1
1856	1
1860	1
1861	1
1862	2
1870	2
1875	2
1876	1
1879	1
1880	2
1881	1
1882	1
1883	1
1884	1
1885	1
1886	3
1888	2
1889	4
1890	2
1891	1
1893	9
1894	2
1895	2
1896	1
1897	5
1898	14
1899	3
1900	1
1901	11
1902	8
1903	13
1904	12
1905	6
1906	51
1907	18
1908	12
1909	28
1910	26
1911	24
1912	26
1913	29
1914	25
1915	52
1916	82
1917	415
1918	80
1919	47
1920	23
1921	96
1922	157
1923	40
1924	84
1925	209
1926	101
1927	191
1928	81
1929	403
1930	1,334
1931	197
1932	159
1933	229
1934	423
1935	300
1936	617
1937	699
1938	181
1939	586
1940	159
1941	224
1942	552
1943	460
1944	313
1945	621
1946	149
1947	458
1948	511
1949	889
1950	492
1951	573
1952	356
1953	1,238
1954	958
1955	857
1956	460
1957	709
1958	993
1959	383
1960	493
1961	831
1962	590
1963	1,022
1964	357
1965	275
1966	574
1967	312
1968	1,177
1969	658
1970	545
1971	787
1972	717
1973	790
1974	634
1975	655
1976	845
1977	1,362
1978	1,382
1979	1,212
1980	837
1981	1,600
1982	1,074
1983	608
1984	518
1985	837
1986	1,341
1987	658
1988	633
1989	866
1990	1,971
1991	680
1992	418
1993	1,540
1994	980
1995	1,267
1996	1,742
1997	1,806
1998	1,100
1999	552
2000	812
2001	583
2002	934
2003	1,253
2004	629
2005	840
2006	801
2007	747
2008	1,131
2009	622
2010	1,156
2011	1,379
2012	540
2013	845
2014	881
2015	1,773
2016	1,151
2017	1,828
2018	2,891
2019	1,330
2020	547
2021	879
2022	734
2023	677
2024	648
2025	1,776
2026	552

Download the Data

Data for records on 1971-02-21: 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 50	578
50 to 100	57
100 to 150	22
150 to 200	16
200 to 250	2
250 to 300	2
300 to 350	4