Weather Records on 21 May 1965

238 weather records were set or tied worldwide on 21 May 1965. Highest significance: Radford 5 SW, US.

Key Facts for 21 May 1965

On 21 May 1965, 238 weather records were set or tied at long-record stations worldwide.
42 were record highs and 80 were record lows, counting maximum and minimum temperature.
By timescale, 0 were all-time records, 1 monthly and 237 daily.
Radford 5 SW set a daily record precipitation of 50.8 mm (2.0 in) on 21 May 1965.
Across 156 earlier years (1793 to 2026) the same calendar date averaged 462 records.

Record Map

238 stations

238 station records on 21 May 1965 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 21 May 1965: highest significance records shown on the map
Station	Country	Type	Value	Significance
Radford 5 SW	United States	Record daily precipitation	50.8 mm (2.0 in)	73 of 100 (Major)
Santaravur	India	Record daily precipitation	81.0 mm (3.2 in)	52 of 100 (Notable)
Ramgarh	India	Record daily precipitation	43.5 mm (1.7 in)	48 of 100 (Notable)
Sisseton	United States	Record daily precipitation	97.5 mm (3.8 in)	48 of 100 (Notable)
Badgam	India	Record daily precipitation	36.4 mm (1.4 in)	47 of 100 (Notable)
Banjar(Saraj-Teh)	India	Record daily precipitation	45.2 mm (1.8 in)	46 of 100 (Notable)
Nanjangud	India	Record daily precipitation	57.1 mm (2.2 in)	45 of 100 (Notable)
Baramulla	India	Record daily precipitation	33.4 mm (1.3 in)	41 of 100 (Notable)
Sharpes Siding	Australia	Record daily precipitation	29.2 mm (1.1 in)	40 of 100 (Notable)
Aruppukottai	India	Record daily precipitation	66.0 mm (2.6 in)	40 of 100 (Notable)
New Iberia AP - Acadiana Rgnl	United States	Record low maximum temperature	21.7 C (71.1 F)	38 of 100 (Notable)
Chamberlain	United States	Record daily precipitation	40.1 mm (1.6 in)	38 of 100 (Notable)
Praha-Klementinum	Czech Republic	Record low minimum temperature	3.2 C (37.8 F)	37 of 100 (Notable)
Pennington Gap	United States	Record daily precipitation	47.0 mm (1.9 in)	37 of 100 (Notable)
Gunnedah Pool	Australia	Record low minimum temperature	-2.6 C (27.3 F)	36 of 100 (Notable)
Taldangra	India	Record daily precipitation	54.4 mm (2.1 in)	35 of 100 (Notable)
Banner Elk	United States	Record daily precipitation	55.6 mm (2.2 in)	35 of 100 (Notable)
Heggaddevankote	India	Record daily precipitation	55.1 mm (2.2 in)	34 of 100 (Routine)
Malavalli	India	Record daily precipitation	73.7 mm (2.9 in)	33 of 100 (Routine)
Mc Minnville	United States	Record daily precipitation	47.8 mm (1.9 in)	33 of 100 (Routine)
Loukahi	India	Record daily precipitation	37.8 mm (1.5 in)	32 of 100 (Routine)
Virginia	United States	Record daily precipitation	31.2 mm (1.2 in)	32 of 100 (Routine)
Biloxi	United States	Record daily precipitation	109.7 mm (4.3 in)	31 of 100 (Routine)
Newberry	United States	Record daily precipitation	34.5 mm (1.4 in)	31 of 100 (Routine)
Zeehan Post Office	Australia	Record daily precipitation	42.2 mm (1.7 in)	29 of 100 (Routine)
Tiangua	Brazil	Record daily precipitation	57.0 mm (2.2 in)	29 of 100 (Routine)
Ranibandh	India	Record daily precipitation	50.0 mm (2.0 in)	29 of 100 (Routine)
Flat Top	United States	Record daily precipitation	45.2 mm (1.8 in)	29 of 100 (Routine)
Magadi	India	Record daily precipitation	38.1 mm (1.5 in)	28 of 100 (Routine)
Chinook	United States	Record low minimum temperature	-1.7 C (28.9 F)	28 of 100 (Routine)
De Smet	United States	Record daily precipitation	67.3 mm (2.6 in)	28 of 100 (Routine)
Geeveston Police Station	Australia	Record daily precipitation	26.4 mm (1.0 in)	26 of 100 (Routine)
Chester	United States	Record low minimum temperature	-5.0 C (23.0 F)	25 of 100 (Routine)
Mc Cool Junction	United States	Record daily precipitation	50.8 mm (2.0 in)	25 of 100 (Routine)
Solon Springs	United States	Record high minimum temperature	13.3 C (55.9 F)	25 of 100 (Routine)
Mersa Matruh	Egypt	Record low minimum temperature	10.0 C (50.0 F)	24 of 100 (Routine)
Gospic	Croatia	Record low maximum temperature	9.0 C (48.2 F)	24 of 100 (Routine)
Hammond	United States	Record daily precipitation	55.1 mm (2.2 in)	24 of 100 (Routine)
Windom	United States	Record high minimum temperature	16.7 C (62.1 F)	24 of 100 (Routine)
Forbes (Camp Street)	Australia	Record low minimum temperature	-2.8 C (27.0 F)	23 of 100 (Routine)
Queenstown (Copper Mine)	Australia	Record daily precipitation	34.3 mm (1.4 in)	23 of 100 (Routine)
Freiburg	Germany	Record low minimum temperature	2.2 C (36.0 F)	23 of 100 (Routine)
Dhubri	India	Record daily precipitation	115.8 mm (4.6 in)	23 of 100 (Routine)
Sultanganj	India	Record daily precipitation	29.7 mm (1.2 in)	23 of 100 (Routine)
Ternej	Russia	Record daily precipitation	31.5 mm (1.2 in)	23 of 100 (Routine)
Trier	Germany	Record low minimum temperature	1.4 C (34.5 F)	22 of 100 (Routine)
Trier-Zewen	Germany	Record low minimum temperature	1.4 C (34.5 F)	22 of 100 (Routine)
Khutauna	India	Record daily precipitation	34.4 mm (1.4 in)	22 of 100 (Routine)
Kotkhai	India	Record daily precipitation	31.0 mm (1.2 in)	22 of 100 (Routine)
Audubon	United States	Record high minimum temperature	20.0 C (68.0 F)	22 of 100 (Routine)
Richmond Post Office	Australia	Record high minimum temperature	20.6 C (69.1 F)	21 of 100 (Routine)
New Orleans WSO City	United States	Record daily precipitation	61.5 mm (2.4 in)	21 of 100 (Routine)
Inukjuak Ua	Canada	Record daily precipitation	15.5 mm (0.6 in)	20 of 100 (Routine)
Bali	India	Record daily precipitation	12.3 mm (0.5 in)	20 of 100 (Routine)
Roper River Police	Australia	Record daily precipitation	7.9 mm (0.31 in)	20 of 100 (Routine)
Ekaterinburg	Russia	Record daily precipitation	24.8 mm (1.0 in)	20 of 100 (Routine)
Grafton	United States	Record daily precipitation	23.1 mm (0.9 in)	20 of 100 (Routine)
Ravensworth (Hillview)	Australia	Record daily precipitation	23.1 mm (0.9 in)	20 of 100 (Routine)
Verma	Norway	Record snow depth	9.0 cm (3.5 in)	20 of 100 (Routine)
Einasleigh Township	Australia	Record daily precipitation	7.9 mm (0.31 in)	20 of 100 (Routine)

Counts by Type and Timescale

238 records

Records set or tied on 21 May 1965 by type: Highest daily maximum 11, Lowest daily maximum 25, Highest daily minimum 31, Lowest daily minimum 55, Heaviest daily rainfall 111, Heaviest daily snowfall 1, Deepest snow cover 4.

Records on 21 May 1965 by type
Record type	Records
Highest daily maximum	11
Lowest daily maximum	25
Highest daily minimum	31
Lowest daily minimum	55
Heaviest daily rainfall	111
Heaviest daily snowfall	1
Deepest snow cover	4

Records on 21 May 1965 by timescale: all-time 0, monthly 1, daily 237.

How Much Records Were Beaten By

193 broken records

Margins by which the 193 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 1050.0. Ties are not counted.

Top 20 by Significance

21 May 1965

Top 20 records on 21 May 1965 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
21 May 1965	Radford 5 SW, US	daily rain	50.8 mm (2.0 in)	38.1 mm (1.5 in)	80 years	73 of 100 (Major)
21 May 1965	Santaravur, IN	daily rain	81.0 mm (3.2 in)	64.5 mm (2.5 in)	24 years	52 of 100 (Notable)
21 May 1965	Ramgarh, IN	daily rain	43.5 mm (1.7 in)	40.5 mm (1.6 in)	8 years	48 of 100 (Notable)
21 May 1965	Sisseton, US	daily rain	97.5 mm (3.8 in)	77.2 mm (3.0 in)	8 years	48 of 100 (Notable)
21 May 1965	Badgam, IN	daily rain	36.4 mm (1.4 in)	25.2 mm (1.0 in)	40 years	47 of 100 (Notable)
21 May 1965	Banjar(Saraj-Teh), IN	daily rain	45.2 mm (1.8 in)	33.7 mm (1.3 in)	0 years	46 of 100 (Notable)
21 May 1965	Nanjangud, IN	daily rain	57.1 mm (2.2 in)	35.0 mm (1.4 in)	62 years	45 of 100 (Notable)
21 May 1965	Baramulla, IN	daily rain	33.4 mm (1.3 in)	22.5 mm (0.9 in)	56 years	41 of 100 (Notable)
21 May 1965	Sharpes Siding, AU	daily rain	29.2 mm (1.1 in)	16.5 mm (0.6 in)	28 years	40 of 100 (Notable)
21 May 1965	Aruppukottai, IN	daily rain	66.0 mm (2.6 in)	36.8 mm (1.4 in)	28 years	40 of 100 (Notable)
21 May 1965	New Iberia AP - Acadiana Rgnl, US	daily low max	21.7 C (71.1 F)	2.7 C (4.9 F)	72 years	38 of 100 (Notable)
21 May 1965	Chamberlain, US	daily rain	40.1 mm (1.6 in)	14.4 mm (0.6 in)	59 years	38 of 100 (Notable)
21 May 1965	Praha-Klementinum, CZ	daily low min	3.2 C (37.8 F)	0.7 C (1.3 F)	88 years	37 of 100 (Notable)
21 May 1965	Pennington Gap, US	daily rain	47.0 mm (1.9 in)	21.6 mm (0.9 in)	30 years	37 of 100 (Notable)
21 May 1965	Gunnedah Pool, AU	daily low min	-2.6 C (27.3 F)	0.9 C (1.6 F)	83 years	36 of 100 (Notable)
21 May 1965	Taldangra, IN	daily rain	54.4 mm (2.1 in)	45.5 mm (1.8 in)	28 years	35 of 100 (Notable)
21 May 1965	Banner Elk, US	daily rain	55.6 mm (2.2 in)	30.2 mm (1.2 in)	22 years	35 of 100 (Notable)
21 May 1965	Heggaddevankote, IN	daily rain	55.1 mm (2.2 in)	15.2 mm (0.6 in)	62 years	34 of 100 (Routine)
21 May 1965	Malavalli, IN	daily rain	73.7 mm (2.9 in)	19.3 mm (0.8 in)	55 years	33 of 100 (Routine)
21 May 1965	Mc Minnville, US	daily rain	47.8 mm (1.9 in)	29.3 mm (1.2 in)	10 years	33 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

1793 to 1965

Records set or tied on this calendar date in each year from 1793 to 1965. 1965 had 238 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 1965-05-21: 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 2026-10-14 (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 200	192
200 to 400	0
400 to 600	0
600 to 800	0
800 to 1000	0
1000 to 1200	1