Weather Records on 21 March 1951

779 weather records were set or tied worldwide on 21 March 1951. Highest significance: Yalta, UA.

Key Facts for 21 March 1951

On 21 March 1951, 779 weather records were set or tied at long-record stations worldwide.
26 were record highs and 563 were record lows, counting maximum and minimum temperature.
By timescale, 1 were all-time records, 3 monthly and 775 daily.
Yalta set a daily record precipitation of 29.0 mm (1.1 in) on 21 March 1951.
Across 157 earlier years (1797 to 2026) the same calendar date averaged 481 records.

Record Map

779 stations

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

Weather records on 21 March 1951: highest significance records shown on the map
Station	Country	Type	Value	Significance
Yalta	Ukraine	Record daily precipitation	29.0 mm (1.1 in)	54 of 100 (Notable)
Ai-Petri	Ukraine	Record daily precipitation	46.3 mm (1.8 in)	54 of 100 (Notable)
Hampton	United States	Record snow depth	48.3 cm (19.0 in)	50 of 100 (Notable)
Launceston (Pumping Station)	Australia	Record daily precipitation	36.8 mm (1.4 in)	48 of 100 (Notable)
Grinnell 3 SW	United States	Record snow depth	35.6 cm (14.0 in)	48 of 100 (Notable)
Parnamirim (Leopoldina)	Brazil	Record daily precipitation	215.0 mm (8.5 in)	46 of 100 (Notable)
Denton	United States	Record daily snowfall	15.2 cm (6.0 in)	43 of 100 (Notable)
Keosauqua	United States	Record snow depth	27.9 cm (11.0 in)	40 of 100 (Notable)
Lihue 1020	United States	Record daily precipitation	83.3 mm (3.3 in)	40 of 100 (Notable)
Kaimuki 715	United States	Record daily precipitation	43.2 mm (1.7 in)	38 of 100 (Notable)
Jervis Bay (Point Perpendicula	Australia	Record daily precipitation	60.7 mm (2.4 in)	36 of 100 (Notable)
Tahlee (Carrington (Church St)	Australia	Record daily precipitation	114.6 mm (4.5 in)	35 of 100 (Notable)
Sparta 1 W	United States	Record daily snowfall	6.4 cm (2.5 in)	35 of 100 (Notable)
Storm Lake	United States	Record snow depth	40.6 cm (16.0 in)	35 of 100 (Notable)
Ulamambri Post Office	Australia	Record daily precipitation	44.7 mm (1.8 in)	34 of 100 (Routine)
Hedal I Valdres	Norway	Record snow depth	148.0 cm (58.3 in)	34 of 100 (Routine)
Cambridge City 3 N	United States	Record daily snowfall	5.1 cm (2.0 in)	34 of 100 (Routine)
Nashville 1 E	United States	Record daily snowfall	7.6 cm (3.0 in)	33 of 100 (Routine)
Greenville Wtp	United States	Record daily snowfall	5.1 cm (2.0 in)	32 of 100 (Routine)
Singleton Post Office	Australia	Record daily precipitation	35.8 mm (1.4 in)	31 of 100 (Routine)
Palestine	United States	Record daily snowfall	11.4 cm (4.5 in)	31 of 100 (Routine)
Seymour 1 WSW	United States	Record low minimum temperature	-12.2 C (10.0 F)	31 of 100 (Routine)
Independence	United States	Record low minimum temperature	-20.6 C (-5.1 F)	31 of 100 (Routine)
Sedgefield (Bundajon)	Australia	Record daily precipitation	59.7 mm (2.4 in)	30 of 100 (Routine)
Pokolbin (Ben Ean)	Australia	Record daily precipitation	38.4 mm (1.5 in)	30 of 100 (Routine)
Riva	Italy	Record low maximum temperature	8.0 C (46.4 F)	30 of 100 (Routine)
Newton 6 SSE	United States	Record daily snowfall	8.9 cm (3.5 in)	30 of 100 (Routine)
Columbus Junction	United States	Record low minimum temperature	-17.8 C (0.0 F)	30 of 100 (Routine)
Greenville Wtp	United States	Record snow depth	10.2 cm (4.0 in)	30 of 100 (Routine)
Aledo	United States	Record low minimum temperature	-15.0 C (5.0 F)	29 of 100 (Routine)
Fairfield	United States	Record low minimum temperature	-15.6 C (3.9 F)	29 of 100 (Routine)
Farmington	United States	Record daily snowfall	7.6 cm (3.0 in)	29 of 100 (Routine)
W Pt	United States	Record snow depth	15.2 cm (6.0 in)	29 of 100 (Routine)
Burlington Muni AP	United States	Record low minimum temperature	-15.0 C (5.0 F)	29 of 100 (Routine)
Hiasen I Sigdal	Norway	Record snow depth	158.0 cm (62.2 in)	28 of 100 (Routine)
Kangela, Mtubatuba	South Africa	Record daily precipitation	101.6 mm (4.0 in)	28 of 100 (Routine)
Delaware 3 WSW	United States	Record snow depth	27.9 cm (11.0 in)	28 of 100 (Routine)
Grinnell 3 SW	United States	Record low minimum temperature	-19.4 C (-2.9 F)	28 of 100 (Routine)
Iowa Falls	United States	Record low minimum temperature	-21.1 C (-6.0 F)	28 of 100 (Routine)
Washington	United States	Record low minimum temperature	-17.8 C (0.0 F)	28 of 100 (Routine)
Little Hartley (Sheepcombe)	Australia	Record daily precipitation	39.1 mm (1.5 in)	27 of 100 (Routine)
Monmouth	United States	Record low minimum temperature	-14.4 C (6.1 F)	27 of 100 (Routine)
Oskaloosa	United States	Record low minimum temperature	-16.7 C (1.9 F)	27 of 100 (Routine)
Sigourney	United States	Record low minimum temperature	-16.7 C (1.9 F)	27 of 100 (Routine)
Long Prairie	United States	Record low minimum temperature	-22.2 C (-8.0 F)	27 of 100 (Routine)
La Crosse Wb City	United States	Record low maximum temperature	-5.6 C (21.9 F)	27 of 100 (Routine)
Griggsville	United States	Record low minimum temperature	-11.7 C (10.9 F)	26 of 100 (Routine)
Mascoutah	United States	Record daily snowfall	8.9 cm (3.5 in)	26 of 100 (Routine)
Ottawa 4SW	United States	Record low minimum temperature	-11.7 C (10.9 F)	26 of 100 (Routine)
Elkader 6 SSW	United States	Record low minimum temperature	-17.2 C (1.0 F)	26 of 100 (Routine)
Grundy Ctr	United States	Record low minimum temperature	-18.9 C (-2.0 F)	26 of 100 (Routine)
Maquoketa	United States	Record low minimum temperature	-16.1 C (3.0 F)	26 of 100 (Routine)
Centralia	United States	Record low minimum temperature	-20.6 C (-5.1 F)	26 of 100 (Routine)
Grayling	United States	Record low maximum temperature	-7.8 C (18.0 F)	26 of 100 (Routine)
Harrisville	United States	Record low maximum temperature	-5.0 C (23.0 F)	26 of 100 (Routine)
Ludington 4 SE	United States	Record low maximum temperature	-6.7 C (19.9 F)	26 of 100 (Routine)
Weribone	Australia	Record daily precipitation	67.6 mm (2.7 in)	25 of 100 (Routine)
Tortosa - Observatorio del Ebr	Spain	Record high minimum temperature	15.1 C (59.2 F)	25 of 100 (Routine)
Charleston	United States	Record low minimum temperature	-12.2 C (10.0 F)	25 of 100 (Routine)
La Harpe	United States	Record low minimum temperature	-15.0 C (5.0 F)	25 of 100 (Routine)

Counts by Type and Timescale

779 records

Records set or tied on 21 March 1951 by type: Highest daily maximum 13, Lowest daily maximum 211, Highest daily minimum 13, Lowest daily minimum 352, Heaviest daily rainfall 98, Heaviest daily snowfall 45, Deepest snow cover 47.

Records on 21 March 1951 by type
Record type	Records
Highest daily maximum	13
Lowest daily maximum	211
Highest daily minimum	13
Lowest daily minimum	352
Heaviest daily rainfall	98
Heaviest daily snowfall	45
Deepest snow cover	47

Records on 21 March 1951 by timescale: all-time 1, monthly 3, daily 775.

How Much Records Were Beaten By

675 broken records

Margins by which the 675 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 440.0. Ties are not counted.

Top 20 by Significance

21 March 1951

Top 20 records on 21 March 1951 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
21 March 1951	Yalta, UA	daily rain	29.0 mm (1.1 in)	19.8 mm (0.8 in)	62 years	54 of 100 (Notable)
21 March 1951	Ai-Petri, UA	daily rain	46.3 mm (1.8 in)	40.9 mm (1.6 in)	32 years	54 of 100 (Notable)
21 March 1951	Hampton, US	daily snow depth	48.3 cm (19.0 in)	30.5 cm (12.0 in)	17 years	50 of 100 (Notable)
21 March 1951	Launceston (Pumping Station), AU	daily rain	36.8 mm (1.4 in)	26.4 mm (1.0 in)	22 years	48 of 100 (Notable)
21 March 1951	Grinnell 3 SW, US	daily snow depth	35.6 cm (14.0 in)	25.4 cm (10.0 in)	18 years	48 of 100 (Notable)
21 March 1951	Parnamirim (Leopoldina), BR	all-time rain	215.0 mm (8.5 in)	42.5 mm (1.7 in)	3 years	46 of 100 (Notable)
21 March 1951	Denton, US	daily snowfall	15.2 cm (6.0 in)	14.2 cm (5.6 in)	6 years	43 of 100 (Notable)
21 March 1951	Keosauqua, US	daily snow depth	27.9 cm (11.0 in)	17.7 cm (7.0 in)	44 years	40 of 100 (Notable)
21 March 1951	Lihue 1020, US	daily rain	83.3 mm (3.3 in)	40.1 mm (1.6 in)	33 years	40 of 100 (Notable)
21 March 1951	Kaimuki 715, US	daily rain	43.2 mm (1.7 in)	26.9 mm (1.1 in)	13 years	38 of 100 (Notable)
21 March 1951	Jervis Bay (Point Perpendicula, AU	daily rain	60.7 mm (2.4 in)	31.5 mm (1.2 in)	36 years	36 of 100 (Notable)
21 March 1951	Tahlee (Carrington (Church St), AU	daily rain	114.6 mm (4.5 in)	38.4 mm (1.5 in)	38 years	35 of 100 (Notable)
21 March 1951	Sparta 1 W, US	daily snowfall	6.4 cm (2.5 in)	6.4 cm (2.5 in)	57 years	35 of 100 (Notable)
21 March 1951	Storm Lake, US	daily snow depth	40.6 cm (16.0 in)	20.3 cm (8.0 in)	17 years	35 of 100 (Notable)
21 March 1951	Ulamambri Post Office, AU	daily rain	44.7 mm (1.8 in)	17.8 mm (0.7 in)	56 years	34 of 100 (Routine)
21 March 1951	Hedal I Valdres, NO	daily snow depth	148.0 cm (58.3 in)	44.0 cm (17.3 in)	42 years	34 of 100 (Routine)
21 March 1951	Cambridge City 3 N, US	daily snowfall	5.1 cm (2.0 in)	5.1 cm (2.0 in)	57 years	34 of 100 (Routine)
21 March 1951	Nashville 1 E, US	daily snowfall	7.6 cm (3.0 in)	7.6 cm (3.0 in)	54 years	33 of 100 (Routine)
21 March 1951	Greenville Wtp, US	daily snowfall	5.1 cm (2.0 in)	5.1 cm (2.0 in)	56 years	32 of 100 (Routine)
21 March 1951	Singleton Post Office, AU	daily rain	35.8 mm (1.4 in)	19.5 mm (0.8 in)	49 years	31 of 100 (Routine)

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

1797 to 1951

Records set or tied on this calendar date in each year from 1797 to 1951. 1951 had 779 records.

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

Records on 03-21 in each year
Year	Records
1797	2
1805	1
1806	1
1822	1
1830	1
1836	1
1837	1
1845	1
1846	1
1850	1
1852	2
1857	1
1865	7
1874	1
1877	1
1880	1
1881	1
1883	2
1884	1
1885	5
1886	2
1888	1
1890	3
1892	1
1893	1
1894	1
1895	1
1896	2
1897	2
1898	3
1899	4
1900	4
1901	9
1902	18
1903	23
1904	17
1905	6
1906	3
1907	14
1908	3
1909	11
1910	10
1911	10
1912	36
1913	97
1914	71
1915	27
1916	44
1917	43
1918	43
1919	29
1920	90
1921	96
1922	50
1923	72
1924	96
1925	141
1926	282
1927	179
1928	293
1929	104
1930	99
1931	638
1932	305
1933	235
1934	114
1935	675
1936	225
1937	172
1938	783
1939	280
1940	366
1941	311
1942	330
1943	217
1944	556
1945	294
1946	570
1947	192
1948	948
1949	330
1950	398
1951	779
1952	689
1953	342
1954	211
1955	1,124
1956	686
1957	373
1958	619
1959	230
1960	892
1961	268
1962	548
1963	298
1964	333
1965	1,961
1966	464
1967	487
1968	798
1969	219
1970	612
1971	358
1972	519
1973	385
1974	1,097
1975	751
1976	710
1977	376
1978	838
1979	656
1980	775
1981	676
1982	850
1983	1,673
1984	835
1985	503
1986	1,170
1987	948
1988	1,155
1989	1,396
1990	1,380
1991	1,446
1992	877
1993	687
1994	684
1995	1,141
1996	1,119
1997	1,670
1998	935
1999	1,044
2000	802
2001	1,342
2002	1,593
2003	1,073
2004	1,511
2005	649
2006	1,417
2007	1,220
2008	734
2009	558
2010	1,134
2011	1,451
2012	2,854
2013	728
2014	640
2015	568
2016	553
2017	1,117
2018	809
2019	649
2020	445
2021	489
2022	615
2023	815
2024	432
2025	845
2026	2,615

Download the Data

Data for records on 1951-03-21: 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	653
100 to 200	12
200 to 300	6
300 to 400	3
400 to 500	1