Weather Records on 21 August 1965

455 weather records were set or tied worldwide on 21 August 1965. Highest significance: Chikhli, IN.

Key Facts for 21 August 1965

On 21 August 1965, 455 weather records were set or tied at long-record stations worldwide.
52 were record highs and 128 were record lows, counting maximum and minimum temperature.
By timescale, 0 were all-time records, 7 monthly and 448 daily.
Chikhli set a monthly record daily precipitation of 230.6 mm (9.1 in) on 21 August 1965.
Across 165 earlier years (1800 to 2026) the same calendar date averaged 450 records.

Record Map

455 stations

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

Weather records on 21 August 1965: highest significance records shown on the map
Station	Country	Type	Value	Significance
Chikhli	India	Record daily precipitation	230.6 mm (9.1 in)	69 of 100 (Major)
Billings Wtp	United States	Record daily precipitation	42.2 mm (1.7 in)	61 of 100 (Major)
Riverdale	United States	Record daily precipitation	32.8 mm (1.3 in)	57 of 100 (Notable)
Cottonwood Weir	United States	Record daily precipitation	35.8 mm (1.4 in)	55 of 100 (Notable)
Mtn Dell Dam	United States	Record daily precipitation	27.4 mm (1.1 in)	50 of 100 (Notable)
Saint Leo	United States	Record daily precipitation	78.7 mm (3.1 in)	49 of 100 (Notable)
Bridger 2 N	United States	Record daily precipitation	30.2 mm (1.2 in)	49 of 100 (Notable)
Fremantle	Australia	Record daily precipitation	42.2 mm (1.7 in)	48 of 100 (Notable)
Ogden Sugar Factory	United States	Record daily precipitation	34.3 mm (1.4 in)	47 of 100 (Notable)
Palitana	India	Record daily precipitation	72.0 mm (2.8 in)	46 of 100 (Notable)
Jeanerette 5 NW	United States	Record daily precipitation	50.8 mm (2.0 in)	46 of 100 (Notable)
Mount Barker	Australia	Record daily precipitation	30.2 mm (1.2 in)	45 of 100 (Notable)
Elgin	United States	Record daily precipitation	66.0 mm (2.6 in)	45 of 100 (Notable)
Kovvur	India	Record daily precipitation	89.7 mm (3.5 in)	44 of 100 (Notable)
Kavali	India	Record daily precipitation	55.2 mm (2.2 in)	44 of 100 (Notable)
Nellore	India	Record daily precipitation	94.2 mm (3.7 in)	42 of 100 (Notable)
Tabl.Mtn Molteno Rsv	South Africa	Record daily precipitation	34.0 mm (1.3 in)	42 of 100 (Notable)
Shahada	India	Record daily precipitation	77.7 mm (3.1 in)	41 of 100 (Notable)
Broken Bow 2 W	United States	Record daily precipitation	53.8 mm (2.1 in)	41 of 100 (Notable)
Ericson 8 WNW	United States	Record daily precipitation	44.5 mm (1.8 in)	40 of 100 (Notable)
Colorado City	United States	Record daily precipitation	82.6 mm (3.3 in)	40 of 100 (Notable)
Krishnapatnam	India	Record daily precipitation	52.4 mm (2.1 in)	39 of 100 (Notable)
Nevasa	India	Record daily precipitation	50.3 mm (2.0 in)	39 of 100 (Notable)
Kholapur	India	Record daily precipitation	108.4 mm (4.3 in)	39 of 100 (Notable)
Beloit	United States	Record daily precipitation	39.6 mm (1.6 in)	39 of 100 (Notable)
Greensboro AP	United States	Record daily precipitation	71.4 mm (2.8 in)	39 of 100 (Notable)
Dabhoi	India	Record daily precipitation	94.7 mm (3.7 in)	38 of 100 (Notable)
Table.Mtn Platteklip	South Africa	Record daily precipitation	43.5 mm (1.7 in)	37 of 100 (Notable)
Neligh	United States	Record daily precipitation	62.5 mm (2.5 in)	37 of 100 (Notable)
Pansemal(Toppa)	India	Record daily precipitation	114.3 mm (4.5 in)	34 of 100 (Routine)
Rayne 6 N	United States	Record daily precipitation	46.7 mm (1.8 in)	34 of 100 (Routine)
Castledene	Australia	Record daily precipitation	39.4 mm (1.6 in)	33 of 100 (Routine)
Canon City	United States	Record daily precipitation	33.0 mm (1.3 in)	32 of 100 (Routine)
Gudur	India	Record daily precipitation	34.6 mm (1.4 in)	31 of 100 (Routine)
Riverdale	Australia	Record daily precipitation	26.7 mm (1.1 in)	30 of 100 (Routine)
Gammon Ranges (Wertaloona)	Australia	Record daily precipitation	25.4 mm (1.0 in)	30 of 100 (Routine)
Nakodar	India	Record daily precipitation	59.0 mm (2.3 in)	30 of 100 (Routine)
Livingston	United States	Record daily precipitation	25.4 mm (1.0 in)	30 of 100 (Routine)
Martinsdale 3 NNW	United States	Record low maximum temperature	17.8 C (64.0 F)	30 of 100 (Routine)
Brewster	United States	Record daily precipitation	79.2 mm (3.1 in)	30 of 100 (Routine)
Taylor	United States	Record daily precipitation	80.0 mm (3.1 in)	30 of 100 (Routine)
Ekaterinburg	Russia	Record low maximum temperature	11.3 C (52.3 F)	29 of 100 (Routine)
Genoa 2 W	United States	Record low maximum temperature	20.6 C (69.1 F)	29 of 100 (Routine)
Kalahasti	India	Record daily precipitation	36.2 mm (1.4 in)	28 of 100 (Routine)
Ekangersarai	India	Record daily precipitation	56.7 mm (2.2 in)	28 of 100 (Routine)
Tiruvangadi	India	Record daily precipitation	62.5 mm (2.5 in)	28 of 100 (Routine)
Susanville 2SW	United States	Record low maximum temperature	17.2 C (63.0 F)	28 of 100 (Routine)
Ravenna	United States	Record low maximum temperature	20.6 C (69.1 F)	28 of 100 (Routine)
Pearsall	United States	Record daily precipitation	36.8 mm (1.4 in)	28 of 100 (Routine)
Republic	United States	Record low maximum temperature	17.2 C (63.0 F)	28 of 100 (Routine)
West Swan	Australia	Record daily precipitation	35.3 mm (1.4 in)	27 of 100 (Routine)
Vanderhoof	Canada	Record high minimum temperature	13.9 C (57.0 F)	27 of 100 (Routine)
D.Baria	India	Record daily precipitation	67.3 mm (2.6 in)	27 of 100 (Routine)
Yurecuaro	Mexico	Record low minimum temperature	11.1 C (52.0 F)	27 of 100 (Routine)
Kazan	Russia	Record low maximum temperature	14.2 C (57.6 F)	27 of 100 (Routine)
Robertsdale	United States	Record daily precipitation	39.9 mm (1.6 in)	27 of 100 (Routine)
Belle Plaine	United States	Record low maximum temperature	21.1 C (70.0 F)	27 of 100 (Routine)
Curtis	United States	Record low maximum temperature	22.8 C (73.0 F)	27 of 100 (Routine)
N Loup	United States	Record daily precipitation	43.2 mm (1.7 in)	27 of 100 (Routine)
Hot Springs 2	United States	Record high minimum temperature	22.2 C (72.0 F)	27 of 100 (Routine)

Counts by Type and Timescale

455 records

Records set or tied on 21 August 1965 by type: Highest daily maximum 14, Lowest daily maximum 97, Highest daily minimum 38, Lowest daily minimum 31, Heaviest daily rainfall 275.

Records on 21 August 1965 by type
Record type	Records
Highest daily maximum	14
Lowest daily maximum	97
Highest daily minimum	38
Lowest daily minimum	31
Heaviest daily rainfall	275
Heaviest daily snowfall	0
Deepest snow cover	0

Records on 21 August 1965 by timescale: all-time 0, monthly 7, daily 448.

How Much Records Were Beaten By

384 broken records

Margins by which the 384 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 132.0. Ties are not counted.

Top 20 by Significance

21 August 1965

Top 20 records on 21 August 1965 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
21 August 1965	Chikhli, IN	monthly rain	230.6 mm (9.1 in)	132.0 mm (5.2 in)	44 years	69 of 100 (Major)
21 August 1965	Billings Wtp, US	daily rain	42.2 mm (1.7 in)	29.0 mm (1.1 in)	47 years	61 of 100 (Major)
21 August 1965	Riverdale, US	daily rain	32.8 mm (1.3 in)	32.3 mm (1.3 in)	43 years	57 of 100 (Notable)
21 August 1965	Cottonwood Weir, US	daily rain	35.8 mm (1.4 in)	33.5 mm (1.3 in)	38 years	55 of 100 (Notable)
21 August 1965	Mtn Dell Dam, US	daily rain	27.4 mm (1.1 in)	21.3 mm (0.8 in)	36 years	50 of 100 (Notable)
21 August 1965	Saint Leo, US	daily rain	78.7 mm (3.1 in)	34.8 mm (1.4 in)	68 years	49 of 100 (Notable)
21 August 1965	Bridger 2 N, US	daily rain	30.2 mm (1.2 in)	28.9 mm (1.1 in)	11 years	49 of 100 (Notable)
21 August 1965	Fremantle, AU	daily rain	42.2 mm (1.7 in)	18.6 mm (0.7 in)	48 years	48 of 100 (Notable)
21 August 1965	Ogden Sugar Factory, US	daily rain	34.3 mm (1.4 in)	33.0 mm (1.3 in)	12 years	47 of 100 (Notable)
21 August 1965	Palitana, IN	daily rain	72.0 mm (2.8 in)	36.9 mm (1.5 in)	63 years	46 of 100 (Notable)
21 August 1965	Jeanerette 5 NW, US	daily rain	50.8 mm (2.0 in)	27.9 mm (1.1 in)	70 years	46 of 100 (Notable)
21 August 1965	Mount Barker, AU	daily rain	30.2 mm (1.2 in)	14.5 mm (0.6 in)	48 years	45 of 100 (Notable)
21 August 1965	Elgin, US	daily rain	66.0 mm (2.6 in)	50.8 mm (2.0 in)	0 years	45 of 100 (Notable)
21 August 1965	Kovvur, IN	daily rain	89.7 mm (3.5 in)	41.4 mm (1.6 in)	40 years	44 of 100 (Notable)
21 August 1965	Kavali, IN	daily rain	55.2 mm (2.2 in)	28.5 mm (1.1 in)	52 years	44 of 100 (Notable)
21 August 1965	Nellore, IN	monthly rain	94.2 mm (3.7 in)	19.0 mm (0.7 in)	42 years	42 of 100 (Notable)
21 August 1965	Tabl.Mtn Molteno Rsv, ZA	daily rain	34.0 mm (1.3 in)	16.2 mm (0.6 in)	60 years	42 of 100 (Notable)
21 August 1965	Shahada, IN	daily rain	77.7 mm (3.1 in)	30.5 mm (1.2 in)	26 years	41 of 100 (Notable)
21 August 1965	Broken Bow 2 W, US	daily rain	53.8 mm (2.1 in)	24.6 mm (1.0 in)	48 years	41 of 100 (Notable)
21 August 1965	Ericson 8 WNW, US	daily rain	44.5 mm (1.8 in)	16.6 mm (0.7 in)	63 years	40 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

1800 to 1965

Records set or tied on this calendar date in each year from 1800 to 1965. 1965 had 455 records.

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

Records on 08-21 in each year
Year	Records
1800	1
1802	1
1804	1
1807	1
1816	1
1818	1
1832	1
1834	1
1839	3
1843	1
1847	1
1849	3
1850	1
1851	2
1863	1
1866	1
1867	2
1870	3
1871	2
1872	1
1873	1
1876	1
1877	2
1879	2
1884	2
1885	5
1886	1
1887	5
1888	2
1889	3
1890	4
1891	2
1893	4
1894	8
1895	3
1896	2
1897	4
1898	4
1899	7
1900	4
1901	9
1902	8
1903	6
1904	8
1905	4
1906	22
1907	20
1908	13
1909	17
1910	33
1911	19
1912	50
1913	37
1914	24
1915	21
1916	106
1917	101
1918	202
1919	19
1920	59
1921	34
1922	58
1923	111
1924	135
1925	220
1926	227
1927	228
1928	110
1929	234
1930	297
1931	277
1932	264
1933	328
1934	320
1935	318
1936	807
1937	762
1938	239
1939	630
1940	683
1941	180
1942	415
1943	438
1944	346
1945	544
1946	390
1947	954
1948	305
1949	508
1950	958
1951	699
1952	368
1953	331
1954	497
1955	885
1956	701
1957	490
1958	389
1959	704
1960	490
1961	644
1962	469
1963	338
1964	794
1965	455
1966	661
1967	541
1968	1,014
1969	650
1970	373
1971	660
1972	441
1973	438
1974	564
1975	545
1976	756
1977	764
1978	445
1979	778
1980	904
1981	1,015
1982	769
1983	1,407
1984	975
1985	623
1986	1,166
1987	740
1988	889
1989	828
1990	910
1991	828
1992	957
1993	698
1994	968
1995	962
1996	950
1997	1,291
1998	948
1999	717
2000	861
2001	797
2002	965
2003	1,241
2004	1,585
2005	1,071
2006	797
2007	1,829
2008	1,012
2009	1,319
2010	1,155
2011	1,022
2012	990
2013	513
2014	624
2015	651
2016	890
2017	347
2018	816
2019	631
2020	1,147
2021	767
2022	917
2023	1,826
2024	777
2025	1,230
2026	1,289

Download the Data

Data for records on 1965-08-21: 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 20	356
20 to 40	21
40 to 60	5
60 to 80	1
80 to 100	0
100 to 120	0
120 to 140	1