Weather Records on 21 February 1951

573 weather records were set or tied worldwide on 21 February 1951. Highest significance: Dunedin, ZA.

Key Facts for 21 February 1951

On 21 February 1951, 573 weather records were set or tied at long-record stations worldwide.
130 were record highs and 43 were record lows, counting maximum and minimum temperature.
By timescale, 3 were all-time records, 16 monthly and 554 daily.
Dunedin set a monthly record daily precipitation of 76.2 mm (3.0 in) on 21 February 1951.
Across 164 earlier years (1795 to 2026) the same calendar date averaged 501 records.

Record Map

573 stations

573 station records on 21 February 1951 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 21 February 1951: highest significance records shown on the map
Station	Country	Type	Value	Significance
Dunedin	South Africa	Record daily precipitation	76.2 mm (3.0 in)	61 of 100 (Major)
Mt Carmel	United States	Record daily precipitation	64.8 mm (2.6 in)	56 of 100 (Notable)
Cambridge City 3 N	United States	Record daily precipitation	50.3 mm (2.0 in)	56 of 100 (Notable)
Hiasen I Sigdal	Norway	Record daily precipitation	36.5 mm (1.4 in)	54 of 100 (Notable)
Urana Post Office	Australia	Record daily precipitation	52.1 mm (2.1 in)	52 of 100 (Notable)
Koele 693	United States	Record daily precipitation	91.2 mm (3.6 in)	52 of 100 (Notable)
Atlantic City Marina	United States	Record daily precipitation	63.2 mm (2.5 in)	52 of 100 (Notable)
Rushville	United States	Record daily precipitation	49.0 mm (1.9 in)	51 of 100 (Notable)
Muncie 4 SE	United States	Record daily precipitation	38.4 mm (1.5 in)	49 of 100 (Notable)
Murringo (Windermere)	Australia	Record daily precipitation	55.9 mm (2.2 in)	48 of 100 (Notable)
Jerilderie (Yanko Station)	Australia	Record daily precipitation	66.5 mm (2.6 in)	48 of 100 (Notable)
Albion 5 E	United States	Record daily precipitation	30.7 mm (1.2 in)	48 of 100 (Notable)
Oberlin	United States	Record daily precipitation	39.4 mm (1.6 in)	48 of 100 (Notable)
Grafton	United States	Record daily precipitation	55.9 mm (2.2 in)	44 of 100 (Notable)
Lakeview 3 NE	United States	Record daily precipitation	30.5 mm (1.2 in)	44 of 100 (Notable)
Versailles	United States	Record daily precipitation	51.1 mm (2.0 in)	44 of 100 (Notable)
Argoon	Australia	Record daily precipitation	49.5 mm (1.9 in)	43 of 100 (Notable)
Sweetwater	South Africa	Record daily precipitation	61.0 mm (2.4 in)	43 of 100 (Notable)
Kings Mills	United States	Record daily precipitation	43.2 mm (1.7 in)	43 of 100 (Notable)
Golconda River	United States	Record daily precipitation	81.8 mm (3.2 in)	42 of 100 (Notable)
Monticello	United States	Record daily precipitation	38.9 mm (1.5 in)	42 of 100 (Notable)
Germantown 3 NE	United States	Record daily precipitation	46.5 mm (1.8 in)	42 of 100 (Notable)
Chippewa Lake	United States	Record daily precipitation	30.5 mm (1.2 in)	41 of 100 (Notable)
World Trade Ctr	United States	Record daily precipitation	40.4 mm (1.6 in)	40 of 100 (Notable)
Kaanapali AP 453.1	United States	Record daily precipitation	55.4 mm (2.2 in)	40 of 100 (Notable)
Dubbo (Darling Street)	Australia	Record daily precipitation	43.7 mm (1.7 in)	39 of 100 (Notable)
Anderson Wtr Wks	United States	Record daily precipitation	50.8 mm (2.0 in)	39 of 100 (Notable)
Woodcliff Lake	United States	Record daily precipitation	40.1 mm (1.6 in)	39 of 100 (Notable)
Hermann	United States	Record daily precipitation	37.8 mm (1.5 in)	38 of 100 (Notable)
Auburn	United States	Record daily precipitation	30.0 mm (1.2 in)	38 of 100 (Notable)
Xenia 6 SSE	United States	Record daily precipitation	33.5 mm (1.3 in)	38 of 100 (Notable)
Ardath	Australia	Record daily precipitation	45.7 mm (1.8 in)	37 of 100 (Notable)
Quambone Station	Australia	Record daily precipitation	34.8 mm (1.4 in)	37 of 100 (Notable)
Hedrum	Norway	Record daily precipitation	28.0 mm (1.1 in)	37 of 100 (Notable)
Postmyr I Drangedal	Norway	Record snow depth	207.0 cm (81.5 in)	37 of 100 (Notable)
Williams 3 SW	United States	Record daily precipitation	39.6 mm (1.6 in)	37 of 100 (Notable)
Holter Dam	United States	Record daily snowfall	22.9 cm (9.0 in)	37 of 100 (Notable)
Lahaina 361	United States	Record daily precipitation	70.6 mm (2.8 in)	37 of 100 (Notable)
Gogeldrie	Australia	Record daily precipitation	37.6 mm (1.5 in)	36 of 100 (Notable)
Denton	United States	Record daily snowfall	15.2 cm (6.0 in)	36 of 100 (Notable)
Trenton 2	United States	Record daily precipitation	38.6 mm (1.5 in)	36 of 100 (Notable)
Trenton	United States	Record daily precipitation	36.6 mm (1.4 in)	36 of 100 (Notable)
Urana (Butherwah)	Australia	Record daily precipitation	36.3 mm (1.4 in)	35 of 100 (Notable)
Postmyr I Drangedal	Norway	Record daily precipitation	29.0 mm (1.1 in)	35 of 100 (Notable)
Boyanup	Australia	Record daily precipitation	25.7 mm (1.0 in)	34 of 100 (Routine)
Darlington Point (St Pauls Clo	Australia	Record daily precipitation	44.7 mm (1.8 in)	34 of 100 (Routine)
Terang	Australia	Record daily precipitation	42.7 mm (1.7 in)	34 of 100 (Routine)
Mykland	Norway	Record snow depth	179.0 cm (70.5 in)	34 of 100 (Routine)
Cairo River	United States	Record daily precipitation	58.7 mm (2.3 in)	34 of 100 (Routine)
Scottsburg	United States	Record daily precipitation	50.8 mm (2.0 in)	34 of 100 (Routine)
Paulding	United States	Record daily precipitation	28.7 mm (1.1 in)	34 of 100 (Routine)
Patho West	Australia	Record daily precipitation	42.9 mm (1.7 in)	33 of 100 (Routine)
Long Branch-Oakhurst	United States	Record daily precipitation	86.6 mm (3.4 in)	33 of 100 (Routine)
Montpelier	United States	Record daily precipitation	40.9 mm (1.6 in)	33 of 100 (Routine)
Hillview (Ballandry)	Australia	Record daily precipitation	29.2 mm (1.1 in)	32 of 100 (Routine)
Noblesville River	United States	Record daily precipitation	30.5 mm (1.2 in)	32 of 100 (Routine)
Shoals 8 S	United States	Record daily precipitation	40.6 mm (1.6 in)	32 of 100 (Routine)
Jersey City	United States	Record daily precipitation	43.7 mm (1.7 in)	32 of 100 (Routine)
New Milford	United States	Record daily precipitation	41.1 mm (1.6 in)	32 of 100 (Routine)
Darlington Point (Tubbo)	Australia	Record daily precipitation	42.4 mm (1.7 in)	31 of 100 (Routine)

Counts by Type and Timescale

573 records

Records set or tied on 21 February 1951 by type: Highest daily maximum 23, Lowest daily maximum 15, Highest daily minimum 107, Lowest daily minimum 28, Heaviest daily rainfall 378, Heaviest daily snowfall 12, Deepest snow cover 10.

Records on 21 February 1951 by type
Record type	Records
Highest daily maximum	23
Lowest daily maximum	15
Highest daily minimum	107
Lowest daily minimum	28
Heaviest daily rainfall	378
Heaviest daily snowfall	12
Deepest snow cover	10

Records on 21 February 1951 by timescale: all-time 3, monthly 16, daily 554.

How Much Records Were Beaten By

493 broken records

Margins by which the 493 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 420.0. Ties are not counted.

Top 20 by Significance

21 February 1951

Top 20 records on 21 February 1951 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
21 February 1951	Dunedin, ZA	monthly rain	76.2 mm (3.0 in)	30.2 mm (1.2 in)	40 years	61 of 100 (Major)
21 February 1951	Mt Carmel, US	daily rain	64.8 mm (2.6 in)	39.4 mm (1.6 in)	39 years	56 of 100 (Notable)
21 February 1951	Cambridge City 3 N, US	daily rain	50.3 mm (2.0 in)	35.1 mm (1.4 in)	39 years	56 of 100 (Notable)
21 February 1951	Hiasen I Sigdal, NO	monthly rain	36.5 mm (1.4 in)	12.5 mm (0.5 in)	26 years	54 of 100 (Notable)
21 February 1951	Urana Post Office, AU	daily rain	52.1 mm (2.1 in)	34.3 mm (1.4 in)	56 years	52 of 100 (Notable)
21 February 1951	Koele 693, US	daily rain	91.2 mm (3.6 in)	67.8 mm (2.7 in)	28 years	52 of 100 (Notable)
21 February 1951	Atlantic City Marina, US	daily rain	63.2 mm (2.5 in)	35.3 mm (1.4 in)	21 years	52 of 100 (Notable)
21 February 1951	Rushville, US	daily rain	49.0 mm (1.9 in)	31.2 mm (1.2 in)	31 years	51 of 100 (Notable)
21 February 1951	Muncie 4 SE, US	daily rain	38.4 mm (1.5 in)	23.2 mm (0.9 in)	57 years	49 of 100 (Notable)
21 February 1951	Murringo (Windermere), AU	daily rain	55.9 mm (2.2 in)	39.9 mm (1.6 in)	41 years	48 of 100 (Notable)
21 February 1951	Jerilderie (Yanko Station), AU	daily rain	66.5 mm (2.6 in)	56.1 mm (2.2 in)	1 year	48 of 100 (Notable)
21 February 1951	Albion 5 E, US	daily rain	30.7 mm (1.2 in)	20.8 mm (0.8 in)	25 years	48 of 100 (Notable)
21 February 1951	Oberlin, US	daily rain	39.4 mm (1.6 in)	19.1 mm (0.8 in)	39 years	48 of 100 (Notable)
21 February 1951	Grafton, US	monthly rain	55.9 mm (2.2 in)	11.7 mm (0.5 in)	51 years	44 of 100 (Notable)
21 February 1951	Lakeview 3 NE, US	daily rain	30.5 mm (1.2 in)	22.9 mm (0.9 in)	32 years	44 of 100 (Notable)
21 February 1951	Versailles, US	daily rain	51.1 mm (2.0 in)	42.5 mm (1.7 in)	5 years	44 of 100 (Notable)
21 February 1951	Argoon, AU	daily rain	49.5 mm (1.9 in)	30.7 mm (1.2 in)	28 years	43 of 100 (Notable)
21 February 1951	Sweetwater, ZA	daily rain	61.0 mm (2.4 in)	41.9 mm (1.6 in)	16 years	43 of 100 (Notable)
21 February 1951	Kings Mills, US	daily rain	43.2 mm (1.7 in)	24.9 mm (1.0 in)	31 years	43 of 100 (Notable)
21 February 1951	Golconda River, US	daily rain	81.8 mm (3.2 in)	29.2 mm (1.1 in)	53 years	42 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 1951

Records set or tied on this calendar date in each year from 1795 to 1951. 1951 had 573 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	878
2022	734
2023	677
2024	647
2025	1,776
2026	552

Download the Data

Data for records on 1951-02-21: 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 2026-10-15 (15 October 2026). Records are computed by this site and are not official.

Data as of 2026-10-15. Last revised 15 October 2026 (2026-10-15).

Margin	Records
0 to 100	486
100 to 200	3
200 to 300	3
300 to 400	0
400 to 500	1