Weather Records on 21 May 1968

549 weather records were set or tied worldwide on 21 May 1968. Highest significance: Bezeck, RU.

Key Facts for 21 May 1968

On 21 May 1968, 549 weather records were set or tied at long-record stations worldwide.
65 were record highs and 323 were record lows, counting maximum and minimum temperature.
By timescale, 0 were all-time records, 18 monthly and 531 daily.
Bezeck set a monthly record daily precipitation of 51.6 mm (2.0 in) on 21 May 1968.
Across 156 earlier years (1793 to 2026) the same calendar date averaged 460 records.

Record Map

549 stations

549 station records on 21 May 1968 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 21 May 1968: highest significance records shown on the map
Station	Country	Type	Value	Significance
Bezeck	Russia	Record daily precipitation	51.6 mm (2.0 in)	72 of 100 (Major)
Oombulgurri	Australia	Record daily precipitation	54.9 mm (2.2 in)	67 of 100 (Major)
Alice Downs	Australia	Record daily precipitation	43.9 mm (1.7 in)	63 of 100 (Major)
Sturt Creek	Australia	Record daily precipitation	80.8 mm (3.2 in)	59 of 100 (Notable)
Tver	Russia	Record daily precipitation	49.7 mm (2.0 in)	58 of 100 (Notable)
Gordon Downs	Australia	Record daily precipitation	81.8 mm (3.2 in)	57 of 100 (Notable)
Texas Downs	Australia	Record daily precipitation	38.1 mm (1.5 in)	55 of 100 (Notable)
Rosewood	Australia	Record daily precipitation	36.8 mm (1.4 in)	52 of 100 (Notable)
Leopold Downs	Australia	Record daily precipitation	57.2 mm (2.3 in)	48 of 100 (Notable)
Ellendale	Australia	Record daily precipitation	26.2 mm (1.0 in)	45 of 100 (Notable)
Nicholson	Australia	Record daily precipitation	52.6 mm (2.1 in)	44 of 100 (Notable)
Argyle Downs	Australia	Record daily precipitation	32.0 mm (1.3 in)	41 of 100 (Notable)
Cherdyn'	Russia	Record daily precipitation	27.5 mm (1.1 in)	41 of 100 (Notable)
Louisa Downs	Australia	Record daily precipitation	36.3 mm (1.4 in)	40 of 100 (Notable)
Luluigui	Australia	Record daily precipitation	63.5 mm (2.5 in)	40 of 100 (Notable)
Tekoa	United States	Record daily precipitation	27.7 mm (1.1 in)	40 of 100 (Notable)
Ivanhoe Station	Australia	Record daily precipitation	47.2 mm (1.9 in)	38 of 100 (Notable)
Parnamirim (Leopoldina)	Brazil	Record daily precipitation	75.2 mm (3.0 in)	37 of 100 (Notable)
Lumpkin 2 SE	United States	Record low minimum temperature	6.1 C (43.0 F)	37 of 100 (Notable)
Erick	United States	Record daily precipitation	45.0 mm (1.8 in)	37 of 100 (Notable)
Mount Amhurst	Australia	Record daily precipitation	65.3 mm (2.6 in)	36 of 100 (Notable)
Glenormiston	Australia	Record daily precipitation	30.2 mm (1.2 in)	34 of 100 (Routine)
El Reno 1 N	United States	Record low maximum temperature	14.4 C (57.9 F)	34 of 100 (Routine)
Cordova AP	United States	Record high minimum temperature	9.4 C (48.9 F)	34 of 100 (Routine)
Moola Bulla	Australia	Record daily precipitation	36.3 mm (1.4 in)	32 of 100 (Routine)
Karesuando	Sweden	Record low maximum temperature	-2.0 C (28.4 F)	32 of 100 (Routine)
Nevada Wtp	United States	Record low minimum temperature	1.7 C (35.1 F)	32 of 100 (Routine)
Blackwell 1 W	United States	Record low maximum temperature	11.7 C (53.1 F)	32 of 100 (Routine)
Rio Grande City	United States	Record daily precipitation	36.6 mm (1.4 in)	32 of 100 (Routine)
Margaret River Station	Australia	Record daily precipitation	42.4 mm (1.7 in)	31 of 100 (Routine)
Columbus	United States	Record low minimum temperature	3.3 C (37.9 F)	31 of 100 (Routine)
Hennessey 4 ESE	United States	Record low maximum temperature	11.7 C (53.1 F)	31 of 100 (Routine)
Tahlequah	United States	Record low maximum temperature	13.3 C (55.9 F)	31 of 100 (Routine)
Quanbun Downs	Australia	Record daily precipitation	31.8 mm (1.3 in)	30 of 100 (Routine)
Catingueira (Juca)	Brazil	Record daily precipitation	45.8 mm (1.8 in)	30 of 100 (Routine)
Hebron	United States	Record low minimum temperature	0.6 C (33.1 F)	30 of 100 (Routine)
Valley City 3 NNW	United States	Record low minimum temperature	-1.7 C (28.9 F)	30 of 100 (Routine)
Kingfisher	United States	Record low maximum temperature	12.8 C (55.0 F)	30 of 100 (Routine)
Pawhuska	United States	Record low maximum temperature	11.7 C (53.1 F)	30 of 100 (Routine)
Chanute Martin Johnson AP	United States	Record low minimum temperature	2.8 C (37.0 F)	30 of 100 (Routine)
Flora Valley Old	Australia	Record daily precipitation	59.7 mm (2.4 in)	29 of 100 (Routine)
Tepeaca	Mexico	Record daily precipitation	44.5 mm (1.8 in)	29 of 100 (Routine)
Manhattan	United States	Record low minimum temperature	1.7 C (35.1 F)	29 of 100 (Routine)
Alva 1W	United States	Record low maximum temperature	8.9 C (48.0 F)	29 of 100 (Routine)
Cherokee 4W	United States	Record low maximum temperature	10.6 C (51.1 F)	29 of 100 (Routine)
Enid	United States	Record low maximum temperature	11.1 C (52.0 F)	29 of 100 (Routine)
Jefferson 3SE	United States	Record low maximum temperature	11.1 C (52.0 F)	29 of 100 (Routine)
Selwyn Wrc	Australia	Record daily precipitation	40.6 mm (1.6 in)	28 of 100 (Routine)
Palpan	Mexico	Record low maximum temperature	22.8 C (73.0 F)	28 of 100 (Routine)
Jokkmokk	Sweden	Record low maximum temperature	1.5 C (34.7 F)	28 of 100 (Routine)
Fredonia	United States	Record low minimum temperature	1.7 C (35.1 F)	28 of 100 (Routine)
Medicine Lodge	United States	Record low maximum temperature	10.0 C (50.0 F)	28 of 100 (Routine)
Warsaw 1	United States	Record low minimum temperature	2.8 C (37.0 F)	28 of 100 (Routine)
Chandler	United States	Record low maximum temperature	13.9 C (57.0 F)	28 of 100 (Routine)
Guthrie 5S	United States	Record low maximum temperature	12.8 C (55.0 F)	28 of 100 (Routine)
Anthony	United States	Record low maximum temperature	11.1 C (52.0 F)	28 of 100 (Routine)
Hobart Muni AP	United States	Record daily precipitation	64.5 mm (2.5 in)	28 of 100 (Routine)
Carlton Hill	Australia	Record daily precipitation	47.0 mm (1.9 in)	27 of 100 (Routine)
Fazenda Timbauba	Brazil	Record daily precipitation	30.5 mm (1.2 in)	27 of 100 (Routine)
Conceicao	Brazil	Record daily precipitation	33.2 mm (1.3 in)	27 of 100 (Routine)

Counts by Type and Timescale

549 records

Records set or tied on 21 May 1968 by type: Highest daily maximum 20, Lowest daily maximum 145, Highest daily minimum 45, Lowest daily minimum 178, Heaviest daily rainfall 159, Deepest snow cover 2.

Records on 21 May 1968 by type
Record type	Records
Highest daily maximum	20
Lowest daily maximum	145
Highest daily minimum	45
Lowest daily minimum	178
Heaviest daily rainfall	159
Heaviest daily snowfall	0
Deepest snow cover	2

Records on 21 May 1968 by timescale: all-time 0, monthly 18, daily 531.

How Much Records Were Beaten By

428 broken records

Margins by which the 428 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 150.0. Ties are not counted.

Top 20 by Significance

21 May 1968

Top 20 records on 21 May 1968 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
21 May 1968	Bezeck, RU	monthly rain	51.6 mm (2.0 in)	17.5 mm (0.7 in)	50 years	72 of 100 (Major)
21 May 1968	Oombulgurri, AU	monthly rain	54.9 mm (2.2 in)	27.0 mm (1.1 in)	53 years	67 of 100 (Major)
21 May 1968	Alice Downs, AU	daily rain	43.9 mm (1.7 in)	43.1 mm (1.7 in)	58 years	63 of 100 (Major)
21 May 1968	Sturt Creek, AU	monthly rain	80.8 mm (3.2 in)	46.8 mm (1.8 in)	9 years	59 of 100 (Notable)
21 May 1968	Tver, RU	monthly rain	49.7 mm (2.0 in)	19.0 mm (0.7 in)	24 years	58 of 100 (Notable)
21 May 1968	Gordon Downs, AU	monthly rain	81.8 mm (3.2 in)	45.5 mm (1.8 in)	9 years	57 of 100 (Notable)
21 May 1968	Texas Downs, AU	daily rain	38.1 mm (1.5 in)	38.1 mm (1.5 in)	45 years	55 of 100 (Notable)
21 May 1968	Rosewood, AU	daily rain	36.8 mm (1.4 in)	31.2 mm (1.2 in)	49 years	52 of 100 (Notable)
21 May 1968	Leopold Downs, AU	daily rain	57.2 mm (2.3 in)	57.2 mm (2.3 in)	61 years	48 of 100 (Notable)
21 May 1968	Ellendale, AU	daily rain	26.2 mm (1.0 in)	26.2 mm (1.0 in)	49 years	45 of 100 (Notable)
21 May 1968	Nicholson, AU	monthly rain	52.6 mm (2.1 in)	23.4 mm (0.9 in)	9 years	44 of 100 (Notable)
21 May 1968	Argyle Downs, AU	daily rain	32.0 mm (1.3 in)	24.9 mm (1.0 in)	54 years	41 of 100 (Notable)
21 May 1968	Cherdyn', RU	daily rain	27.5 mm (1.1 in)	6.3 mm (0.25 in)	62 years	41 of 100 (Notable)
21 May 1968	Louisa Downs, AU	daily rain	36.3 mm (1.4 in)	31.0 mm (1.2 in)	16 years	40 of 100 (Notable)
21 May 1968	Luluigui, AU	daily rain	63.5 mm (2.5 in)	57.1 mm (2.2 in)	36 years	40 of 100 (Notable)
21 May 1968	Tekoa, US	daily rain	27.7 mm (1.1 in)	18.6 mm (0.7 in)	15 years	40 of 100 (Notable)
21 May 1968	Ivanhoe Station, AU	daily rain	47.2 mm (1.9 in)	35.8 mm (1.4 in)	9 years	38 of 100 (Notable)
21 May 1968	Parnamirim (Leopoldina), BR	daily rain	75.2 mm (3.0 in)	33.6 mm (1.3 in)	22 years	37 of 100 (Notable)
21 May 1968	Lumpkin 2 SE, US	daily low min	6.1 C (43.0 F)	2.8 C (5.0 F)	73 years	37 of 100 (Notable)
21 May 1968	Erick, US	daily rain	45.0 mm (1.8 in)	34.3 mm (1.4 in)	37 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

1793 to 1968

Records set or tied on this calendar date in each year from 1793 to 1968. 1968 had 549 records.

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

Records on 05-21 in each year
Year	Records
1793	1
1795	1
1811	1
1837	2
1842	1
1847	2
1854	1
1857	1
1858	1
1865	1
1866	1
1870	2
1875	1
1876	1
1880	2
1882	1
1885	1
1886	2
1887	3
1889	5
1890	3
1891	6
1892	1
1893	1
1894	4
1895	4
1896	5
1897	2
1898	1
1899	5
1900	1
1901	3
1902	4
1903	26
1904	8
1905	7
1906	12
1907	36
1908	13
1909	13
1910	14
1911	87
1912	24
1913	13
1914	26
1915	24
1916	13
1917	76
1918	51
1919	170
1920	39
1921	158
1922	39
1923	125
1924	148
1925	250
1926	221
1927	207
1928	173
1929	247
1930	133
1931	488
1932	343
1933	290
1934	590
1935	190
1936	328
1937	227
1938	348
1939	355
1940	456
1941	525
1942	482
1943	463
1944	310
1945	515
1946	324
1947	485
1948	312
1949	593
1950	403
1951	271
1952	385
1953	501
1954	961
1955	507
1956	409
1957	709
1958	511
1959	684
1960	615
1961	306
1962	553
1963	598
1964	788
1965	238
1966	296
1967	1,022
1968	549
1969	832
1970	449
1971	536
1972	557
1973	493
1974	847
1975	1,160
1976	393
1977	756
1978	575
1979	787
1980	857
1981	1,550
1982	599
1983	1,106
1984	950
1985	610
1986	908
1987	1,242
1988	819
1989	671
1990	947
1991	1,065
1992	1,143
1993	1,197
1994	656
1995	749
1996	1,461
1997	953
1998	1,200
1999	544
2000	897
2001	1,187
2002	2,048
2003	807
2004	898
2005	1,020
2006	810
2007	894
2008	740
2009	1,315
2010	962
2011	959
2012	848
2013	884
2014	522
2015	956
2016	567
2017	780
2018	525
2019	1,668
2020	707
2021	1,131
2022	1,512
2023	794
2024	751
2025	776
2026	356

Download the Data

Data for records on 1968-05-21: 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 20	399
20 to 40	21
40 to 60	6
60 to 80	0
80 to 100	1
100 to 120	0
120 to 140	0
140 to 160	1