Weather Records on 21 October 1965

465 weather records were set or tied worldwide on 21 October 1965. Highest significance: Kokstad, ZA.

Key Facts for 21 October 1965

On 21 October 1965, 465 weather records were set or tied at long-record stations worldwide.
240 were record highs and 52 were record lows, counting maximum and minimum temperature.
By timescale, 1 were all-time records, 4 monthly and 460 daily.
Kokstad set a monthly record daily precipitation of 94.5 mm (3.7 in) on 21 October 1965.
Across 167 earlier years (1795 to 2025) the same calendar date averaged 420 records.

Record Map

465 stations

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

Weather records on 21 October 1965: highest significance records shown on the map
Station	Country	Type	Value	Significance
Kokstad	South Africa	Record daily precipitation	94.5 mm (3.7 in)	73 of 100 (Major)
Port Stanley	Canada	Record daily precipitation	48.8 mm (1.9 in)	68 of 100 (Major)
Cambridge Galt Moe	Canada	Record daily precipitation	51.6 mm (2.0 in)	66 of 100 (Major)
St Thomas	Canada	Record daily precipitation	50.0 mm (2.0 in)	57 of 100 (Notable)
Independence #1	United States	Record daily precipitation	39.4 mm (1.6 in)	55 of 100 (Notable)
Guelph Oac	Canada	Record daily precipitation	40.6 mm (1.6 in)	53 of 100 (Notable)
Balasore	India	Record daily precipitation	203.1 mm (8.0 in)	52 of 100 (Notable)
Bahragora	India	Record daily precipitation	135.0 mm (5.3 in)	51 of 100 (Notable)
Port Washington	United States	Record daily precipitation	67.3 mm (2.6 in)	51 of 100 (Notable)
Villahermosa (Smn)	Mexico	Record daily precipitation	224.8 mm (8.9 in)	50 of 100 (Notable)
Sheboygan	United States	Record daily precipitation	39.4 mm (1.6 in)	49 of 100 (Notable)
Woodstock	Canada	Record daily precipitation	36.6 mm (1.4 in)	47 of 100 (Notable)
Ghatsila Sr	India	Record daily precipitation	93.7 mm (3.7 in)	47 of 100 (Notable)
Plymouth Pwr Substn	United States	Record daily precipitation	42.4 mm (1.7 in)	45 of 100 (Notable)
Santa Ana Fire STN	United States	Record high minimum temperature	23.9 C (75.0 F)	43 of 100 (Notable)
Huntingdon	Canada	Record high minimum temperature	12.8 C (55.0 F)	41 of 100 (Notable)
Silda Belpahari	India	Record daily precipitation	148.8 mm (5.9 in)	41 of 100 (Notable)
Aiyansh	Canada	Record daily precipitation	42.7 mm (1.7 in)	39 of 100 (Notable)
Toronto	Canada	Record daily precipitation	37.1 mm (1.5 in)	39 of 100 (Notable)
Antioch	United States	Record daily precipitation	35.6 mm (1.4 in)	39 of 100 (Notable)
Delhi Cda	Canada	Record daily precipitation	43.2 mm (1.7 in)	38 of 100 (Notable)
Monroe	United States	Record daily precipitation	42.4 mm (1.7 in)	38 of 100 (Notable)
Campbellford	Canada	Record daily precipitation	33.0 mm (1.3 in)	37 of 100 (Notable)
Mahespur	India	Record daily precipitation	64.0 mm (2.5 in)	37 of 100 (Notable)
Hamilton Fairfield	United States	Record daily precipitation	35.6 mm (1.4 in)	37 of 100 (Notable)
Bathurst	Canada	Record high maximum temperature	22.2 C (72.0 F)	36 of 100 (Notable)
Put-In-Bay	United States	Record daily precipitation	30.5 mm (1.2 in)	36 of 100 (Notable)
Georgetown	Canada	Record daily precipitation	45.7 mm (1.8 in)	35 of 100 (Notable)
Independence	United States	Record daily precipitation	37.6 mm (1.5 in)	34 of 100 (Routine)
Port Huron	United States	Record daily precipitation	39.9 mm (1.6 in)	34 of 100 (Routine)
Versailles	United States	Record daily precipitation	36.3 mm (1.4 in)	34 of 100 (Routine)
Xenia 6 SSE	United States	Record daily precipitation	25.7 mm (1.0 in)	34 of 100 (Routine)
Waukesha Wwtp	United States	Record daily precipitation	34.8 mm (1.4 in)	34 of 100 (Routine)
Tweed	Canada	Record daily precipitation	29.2 mm (1.1 in)	33 of 100 (Routine)
Bancroft	Canada	Record high minimum temperature	12.2 C (54.0 F)	33 of 100 (Routine)
Jamshedpur	India	Record daily precipitation	65.8 mm (2.6 in)	33 of 100 (Routine)
Fremont	United States	Record daily precipitation	26.4 mm (1.0 in)	33 of 100 (Routine)
Oak Ridges	Canada	Record daily precipitation	34.8 mm (1.4 in)	32 of 100 (Routine)
Orangeville	Canada	Record daily precipitation	32.5 mm (1.3 in)	32 of 100 (Routine)
Armagh	Canada	Record high minimum temperature	13.3 C (55.9 F)	32 of 100 (Routine)
Wauseon Wtp	United States	Record daily precipitation	32.5 mm (1.3 in)	32 of 100 (Routine)
Santa Cruz Juventino Rosas (S	Mexico	Record low maximum temperature	15.6 C (60.1 F)	31 of 100 (Routine)
San Andres	Mexico	Record daily precipitation	101.9 mm (4.0 in)	31 of 100 (Routine)
Lebanon	United States	Record daily precipitation	28.4 mm (1.1 in)	31 of 100 (Routine)
Minsk	Belarus	Record low minimum temperature	-6.3 C (20.7 F)	30 of 100 (Routine)
Hawthorne AP	United States	Record high maximum temperature	28.3 C (82.9 F)	30 of 100 (Routine)
Greenville Wtp	United States	Record daily precipitation	31.2 mm (1.2 in)	30 of 100 (Routine)
Griffiss AFB	United States	Record high minimum temperature	11.1 C (52.0 F)	30 of 100 (Routine)
Listowel	Canada	Record daily precipitation	26.7 mm (1.1 in)	29 of 100 (Routine)
Velikie Luki	Russia	Record low minimum temperature	-7.2 C (19.0 F)	29 of 100 (Routine)
Pitea	Sweden	Record high maximum temperature	13.1 C (55.6 F)	29 of 100 (Routine)
Mammoth Cave	United States	Record daily precipitation	38.1 mm (1.5 in)	29 of 100 (Routine)
Racine Wwtp	United States	Record daily precipitation	43.2 mm (1.7 in)	29 of 100 (Routine)
Kitchener	Canada	Record daily precipitation	38.9 mm (1.5 in)	28 of 100 (Routine)
Saranac Lake	United States	Record high maximum temperature	22.2 C (72.0 F)	28 of 100 (Routine)
Defiance	United States	Record daily precipitation	30.2 mm (1.2 in)	28 of 100 (Routine)
Urbana Wrf	United States	Record daily precipitation	33.0 mm (1.3 in)	28 of 100 (Routine)
Milman	Australia	Record daily precipitation	28.4 mm (1.1 in)	27 of 100 (Routine)
Calgary Int'l A	Canada	Record high minimum temperature	7.8 C (46.0 F)	27 of 100 (Routine)
Piaxtla	Mexico	Record low maximum temperature	22.8 C (73.0 F)	27 of 100 (Routine)

Counts by Type and Timescale

465 records

Records set or tied on 21 October 1965 by type: Highest daily maximum 105, Lowest daily maximum 39, Highest daily minimum 135, Lowest daily minimum 13, Heaviest daily rainfall 171, Heaviest daily snowfall 2.

Records on 21 October 1965 by type
Record type	Records
Highest daily maximum	105
Lowest daily maximum	39
Highest daily minimum	135
Lowest daily minimum	13
Heaviest daily rainfall	171
Heaviest daily snowfall	2
Deepest snow cover	0

Records on 21 October 1965 by timescale: all-time 1, monthly 4, daily 460.

How Much Records Were Beaten By

377 broken records

Margins by which the 377 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 202.4. Ties are not counted.

Top 20 by Significance

21 October 1965

Top 20 records on 21 October 1965 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
21 October 1965	Kokstad, ZA	monthly rain	94.5 mm (3.7 in)	42.7 mm (1.7 in)	50 years	73 of 100 (Major)
21 October 1965	Port Stanley, CA	daily rain	48.8 mm (1.9 in)	25.7 mm (1.0 in)	91 years	68 of 100 (Major)
21 October 1965	Cambridge Galt Moe, CA	daily rain	51.6 mm (2.0 in)	34.3 mm (1.4 in)	82 years	66 of 100 (Major)
21 October 1965	St Thomas, CA	daily rain	50.0 mm (2.0 in)	36.5 mm (1.4 in)	30 years	57 of 100 (Notable)
21 October 1965	Independence #1, US	daily rain	39.4 mm (1.6 in)	26.7 mm (1.1 in)	83 years	55 of 100 (Notable)
21 October 1965	Guelph Oac, CA	daily rain	40.6 mm (1.6 in)	18.0 mm (0.7 in)	80 years	53 of 100 (Notable)
21 October 1965	Balasore, IN	daily rain	203.1 mm (8.0 in)	120.3 mm (4.7 in)	24 years	52 of 100 (Notable)
21 October 1965	Bahragora, IN	daily rain	135.0 mm (5.3 in)	65.1 mm (2.6 in)	36 years	51 of 100 (Notable)
21 October 1965	Port Washington, US	daily rain	67.3 mm (2.6 in)	34.8 mm (1.4 in)	32 years	51 of 100 (Notable)
21 October 1965	Villahermosa (Smn), MX	daily rain	224.8 mm (8.9 in)	202.4 mm (8.0 in)	22 years	50 of 100 (Notable)
21 October 1965	Sheboygan, US	daily rain	39.4 mm (1.6 in)	26.2 mm (1.0 in)	55 years	49 of 100 (Notable)
21 October 1965	Woodstock, CA	daily rain	36.6 mm (1.4 in)	15.5 mm (0.6 in)	67 years	47 of 100 (Notable)
21 October 1965	Ghatsila Sr, IN	daily rain	93.7 mm (3.7 in)	59.4 mm (2.3 in)	20 years	47 of 100 (Notable)
21 October 1965	Plymouth Pwr Substn, US	daily rain	42.4 mm (1.7 in)	28.9 mm (1.1 in)	55 years	45 of 100 (Notable)
21 October 1965	Santa Ana Fire STN, US	all-time high min	23.9 C (75.0 F)	1.7 C (3.1 F)	48 years	43 of 100 (Notable)
21 October 1965	Huntingdon, CA	daily high min	12.8 C (55.0 F)	2.8 C (5.0 F)	91 years	41 of 100 (Notable)
21 October 1965	Silda Belpahari, IN	monthly rain	148.8 mm (5.9 in)	43.9 mm (1.7 in)	0 years	41 of 100 (Notable)
21 October 1965	Aiyansh, CA	daily rain	42.7 mm (1.7 in)	23.1 mm (0.9 in)	36 years	39 of 100 (Notable)
21 October 1965	Toronto, CA	daily rain	37.1 mm (1.5 in)	16.3 mm (0.6 in)	31 years	39 of 100 (Notable)
21 October 1965	Antioch, US	daily rain	35.6 mm (1.4 in)	19.9 mm (0.8 in)	55 years	39 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 1965

Records set or tied on this calendar date in each year from 1795 to 1965. 1965 had 465 records.

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

Records on 10-21 in each year
Year	Records
1795	1
1802	2
1805	1
1808	1
1810	1
1834	1
1835	1
1840	1
1845	1
1847	1
1850	1
1851	2
1854	1
1859	1
1863	1
1864	1
1866	3
1867	1
1868	3
1869	2
1871	1
1872	1
1873	1
1874	1
1876	4
1877	2
1878	1
1880	3
1881	1
1883	1
1886	1
1888	2
1889	2
1890	3
1891	6
1892	6
1893	1
1894	1
1895	2
1896	5
1898	6
1899	3
1900	2
1901	9
1902	2
1903	3
1904	30
1905	15
1906	11
1907	35
1908	35
1909	19
1910	21
1911	10
1912	18
1913	59
1914	35
1915	43
1916	70
1917	208
1918	18
1919	102
1920	149
1921	58
1922	78
1923	81
1924	389
1925	150
1926	77
1927	187
1928	78
1929	200
1930	492
1931	217
1932	165
1933	733
1934	407
1935	707
1936	407
1937	132
1938	121
1939	491
1940	537
1941	644
1942	258
1943	421
1944	367
1945	538
1946	297
1947	977
1948	266
1949	1,015
1950	438
1951	382
1952	848
1953	1,579
1954	279
1955	481
1956	276
1957	511
1958	322
1959	410
1960	408
1961	553
1962	359
1963	725
1964	457
1965	465
1966	425
1967	472
1968	174
1969	881
1970	548
1971	498
1972	813
1973	464
1974	866
1975	509
1976	1,467
1977	451
1978	616
1979	1,958
1980	378
1981	667
1982	870
1983	786
1984	1,872
1985	776
1986	814
1987	852
1988	696
1989	1,668
1990	807
1991	877
1992	1,095
1993	845
1994	670
1995	1,120
1996	1,581
1997	915
1998	711
1999	688
2000	771
2001	610
2002	1,241
2003	2,066
2004	1,674
2005	949
2006	1,057
2007	916
2008	610
2009	713
2010	710
2011	662
2012	703
2013	440
2014	716
2015	493
2016	734
2017	750
2018	440
2019	757
2020	1,135
2021	574
2022	629
2023	890
2024	1,138
2025	364

Download the Data

Data for records on 1965-10-21: 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 50	373
50 to 100	2
100 to 150	1
150 to 200	0
200 to 250	1