Weather Records on 21 November 1963

601 weather records were set or tied worldwide on 21 November 1963. Highest significance: Sao Goncalo Do Amarante, BR.

Key Facts for 21 November 1963

On 21 November 1963, 601 weather records were set or tied at long-record stations worldwide.
166 were record highs and 93 were record lows, counting maximum and minimum temperature.
By timescale, 0 were all-time records, 15 monthly and 586 daily.
Sao Goncalo Do Amarante set a monthly record daily precipitation of 59.0 mm (2.3 in) on 21 November 1963.
Across 159 earlier years (1803 to 2025) the same calendar date averaged 449 records.

Record Map

601 stations

601 station records on 21 November 1963 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 21 November 1963: highest significance records shown on the map
Station	Country	Type	Value	Significance
Sao Goncalo Do Amarante	Brazil	Record daily precipitation	59.0 mm (2.3 in)	61 of 100 (Major)
Gaddede	Sweden	Record snow depth	46.0 cm (18.1 in)	58 of 100 (Notable)
Acude Nova Floresta	Brazil	Record daily precipitation	57.5 mm (2.3 in)	56 of 100 (Notable)
Muscatine 2	United States	Record daily precipitation	47.8 mm (1.9 in)	54 of 100 (Notable)
Acude Riacho Do Sangue	Brazil	Record daily precipitation	76.5 mm (3.0 in)	52 of 100 (Notable)
Iguape	Brazil	Record daily precipitation	63.0 mm (2.5 in)	50 of 100 (Notable)
Birch Tree	United States	Record daily precipitation	65.8 mm (2.6 in)	50 of 100 (Notable)
Santo Antonio	Brazil	Record daily precipitation	30.4 mm (1.2 in)	46 of 100 (Notable)
Chula Vista	United States	Record daily precipitation	30.5 mm (1.2 in)	45 of 100 (Notable)
Young	United States	Record daily snowfall	10.4 cm (4.1 in)	44 of 100 (Notable)
Cedar Lake	United States	Record snow depth	50.8 cm (20.0 in)	44 of 100 (Notable)
Kriel (Pol)	South Africa	Record daily precipitation	71.0 mm (2.8 in)	43 of 100 (Notable)
Acude Riachao	Brazil	Record daily precipitation	28.5 mm (1.1 in)	42 of 100 (Notable)
Sao Jose de Mipibu	Brazil	Record daily precipitation	25.0 mm (1.0 in)	41 of 100 (Notable)
Canelo 1 NW	United States	Record daily precipitation	29.5 mm (1.2 in)	41 of 100 (Notable)
Karesuando	Sweden	Record snow depth	53.0 cm (20.9 in)	40 of 100 (Notable)
Saltspring Island	Canada	Record daily precipitation	45.0 mm (1.8 in)	39 of 100 (Notable)
Missao Velha	Brazil	Record daily precipitation	70.0 mm (2.8 in)	38 of 100 (Notable)
Malakwa Eagle R Hatchery	Canada	Record daily precipitation	28.2 mm (1.1 in)	38 of 100 (Notable)
Cordes	United States	Record daily precipitation	43.2 mm (1.7 in)	38 of 100 (Notable)
Tombstone	United States	Record daily precipitation	27.9 mm (1.1 in)	38 of 100 (Notable)
Webster City	United States	Record daily precipitation	38.9 mm (1.5 in)	38 of 100 (Notable)
Bhiwani	India	Record daily precipitation	35.6 mm (1.4 in)	37 of 100 (Notable)
Delhi Sadar	India	Record daily precipitation	25.2 mm (1.0 in)	37 of 100 (Notable)
Elgin 5 N	United States	Record daily precipitation	30.5 mm (1.2 in)	37 of 100 (Notable)
Ouro Branco (Manairama)	Brazil	Record daily precipitation	25.0 mm (1.0 in)	36 of 100 (Notable)
Nogales	United States	Record daily precipitation	37.6 mm (1.5 in)	35 of 100 (Notable)
Prescott 2 NNW	United States	Record daily precipitation	99.1 mm (3.9 in)	35 of 100 (Notable)
Sao Goncalo	Brazil	Record daily precipitation	32.5 mm (1.3 in)	34 of 100 (Routine)
Cananeia G4-001	Brazil	Record daily precipitation	66.2 mm (2.6 in)	33 of 100 (Routine)
Malakwa Eagle R Hatchery	Canada	Record daily snowfall	28.2 cm (11.1 in)	33 of 100 (Routine)
Chilton	United States	Record high minimum temperature	7.8 C (46.0 F)	33 of 100 (Routine)
Saint Johns	United States	Record high minimum temperature	7.8 C (46.0 F)	32 of 100 (Routine)
Crosby	United States	Record daily snowfall	9.4 cm (3.7 in)	32 of 100 (Routine)
Cegcuana (Bos)	South Africa	Record daily precipitation	45.0 mm (1.8 in)	31 of 100 (Routine)
Ajan	Russia	Record daily precipitation	35.9 mm (1.4 in)	30 of 100 (Routine)
Hollowaysrust	South Africa	Record daily precipitation	26.0 mm (1.0 in)	30 of 100 (Routine)
Paisley	United Kingdom	Record daily precipitation	29.0 mm (1.1 in)	30 of 100 (Routine)
Patagonia #2	United States	Record daily precipitation	36.6 mm (1.4 in)	29 of 100 (Routine)
Sierra Ancha	United States	Record daily precipitation	30.2 mm (1.2 in)	29 of 100 (Routine)
Burdekin Shire Council	Australia	Record low minimum temperature	15.6 C (60.1 F)	28 of 100 (Routine)
Manati 2 E	Puerto Rico [United States]	Record daily precipitation	43.4 mm (1.7 in)	28 of 100 (Routine)
Dubois Exp STN	United States	Record snow depth	22.9 cm (9.0 in)	28 of 100 (Routine)
Baldwin	United States	Record high minimum temperature	6.7 C (44.1 F)	28 of 100 (Routine)
Manistique Wwtp	United States	Record high minimum temperature	5.6 C (42.1 F)	28 of 100 (Routine)
Turgaj	Kazakhstan	Record high minimum temperature	5.0 C (41.0 F)	27 of 100 (Routine)
Ashton 1N	United States	Record daily snowfall	10.2 cm (4.0 in)	27 of 100 (Routine)
Coldwater	United States	Record high minimum temperature	9.4 C (48.9 F)	27 of 100 (Routine)
Liberal	United States	Record high minimum temperature	8.3 C (46.9 F)	27 of 100 (Routine)
Grootfontein	Namibia	Record daily precipitation	27.0 mm (1.1 in)	27 of 100 (Routine)
Astana	Kazakhstan	Record high minimum temperature	1.4 C (34.5 F)	26 of 100 (Routine)
Soyland I Gjesdal	Norway	Record daily precipitation	40.5 mm (1.6 in)	26 of 100 (Routine)
Mayfern	South Africa	Record daily precipitation	45.0 mm (1.8 in)	26 of 100 (Routine)
Childs	United States	Record daily precipitation	33.0 mm (1.3 in)	26 of 100 (Routine)
Hatteras	United States	Record high maximum temperature	23.9 C (75.0 F)	26 of 100 (Routine)
Gudur(Guduru)	India	Record daily precipitation	30.8 mm (1.2 in)	25 of 100 (Routine)
Milan	Italy	Record high maximum temperature	16.2 C (61.2 F)	25 of 100 (Routine)
Alcozauca (Smn)	Mexico	Record low maximum temperature	22.8 C (73.0 F)	25 of 100 (Routine)
Taung	South Africa	Record daily precipitation	40.5 mm (1.6 in)	25 of 100 (Routine)
Rietpan	South Africa	Record daily precipitation	32.0 mm (1.3 in)	25 of 100 (Routine)

Counts by Type and Timescale

601 records

Records set or tied on 21 November 1963 by type: Highest daily maximum 32, Lowest daily maximum 48, Highest daily minimum 134, Lowest daily minimum 45, Heaviest daily rainfall 283, Heaviest daily snowfall 52, Deepest snow cover 7.

Records on 21 November 1963 by type
Record type	Records
Highest daily maximum	32
Lowest daily maximum	48
Highest daily minimum	134
Lowest daily minimum	45
Heaviest daily rainfall	283
Heaviest daily snowfall	52
Deepest snow cover	7

Records on 21 November 1963 by timescale: all-time 0, monthly 15, daily 586.

How Much Records Were Beaten By

530 broken records

Margins by which the 530 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 270.0. Ties are not counted.

Top 20 by Significance

21 November 1963

Top 20 records on 21 November 1963 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
21 November 1963	Sao Goncalo Do Amarante, BR	monthly rain	59.0 mm (2.3 in)	28.6 mm (1.1 in)	28 years	61 of 100 (Major)
21 November 1963	Gaddede, SE	daily snow depth	46.0 cm (18.1 in)	27.0 cm (10.6 in)	52 years	58 of 100 (Notable)
21 November 1963	Acude Nova Floresta, BR	daily rain	57.5 mm (2.3 in)	56.3 mm (2.2 in)	41 years	56 of 100 (Notable)
21 November 1963	Muscatine 2, US	daily rain	47.8 mm (1.9 in)	31.8 mm (1.3 in)	56 years	54 of 100 (Notable)
21 November 1963	Acude Riacho Do Sangue, BR	monthly rain	76.5 mm (3.0 in)	26.5 mm (1.0 in)	41 years	52 of 100 (Notable)
21 November 1963	Iguape, BR	daily rain	63.0 mm (2.5 in)	45.0 mm (1.8 in)	30 years	50 of 100 (Notable)
21 November 1963	Birch Tree, US	daily rain	65.8 mm (2.6 in)	38.1 mm (1.5 in)	64 years	50 of 100 (Notable)
21 November 1963	Santo Antonio, BR	daily rain	30.4 mm (1.2 in)	30.4 mm (1.2 in)	40 years	46 of 100 (Notable)
21 November 1963	Chula Vista, US	daily rain	30.5 mm (1.2 in)	25.2 mm (1.0 in)	12 years	45 of 100 (Notable)
21 November 1963	Young, US	daily snowfall	10.4 cm (4.1 in)	10.4 cm (4.1 in)	60 years	44 of 100 (Notable)
21 November 1963	Cedar Lake, US	monthly snow depth	50.8 cm (20.0 in)	15.2 cm (6.0 in)	42 years	44 of 100 (Notable)
21 November 1963	Kriel (Pol), ZA	daily rain	71.0 mm (2.8 in)	40.0 mm (1.6 in)	6 years	43 of 100 (Notable)
21 November 1963	Acude Riachao, BR	daily rain	28.5 mm (1.1 in)	21.7 mm (0.9 in)	24 years	42 of 100 (Notable)
21 November 1963	Sao Jose de Mipibu, BR	daily rain	25.0 mm (1.0 in)	14.9 mm (0.6 in)	24 years	41 of 100 (Notable)
21 November 1963	Canelo 1 NW, US	daily rain	29.5 mm (1.2 in)	21.9 mm (0.9 in)	32 years	41 of 100 (Notable)
21 November 1963	Karesuando, SE	monthly snow depth	53.0 cm (20.9 in)	8.0 cm (3.1 in)	57 years	40 of 100 (Notable)
21 November 1963	Saltspring Island, CA	daily rain	45.0 mm (1.8 in)	13.2 mm (0.5 in)	64 years	39 of 100 (Notable)
21 November 1963	Missao Velha, BR	daily rain	70.0 mm (2.8 in)	50.8 mm (2.0 in)	24 years	38 of 100 (Notable)
21 November 1963	Malakwa Eagle R Hatchery, CA	daily rain	28.2 mm (1.1 in)	12.2 mm (0.5 in)	36 years	38 of 100 (Notable)
21 November 1963	Cordes, US	monthly rain	43.2 mm (1.7 in)	10.9 mm (0.4 in)	29 years	38 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

1803 to 1963

Records set or tied on this calendar date in each year from 1803 to 1963. 1963 had 601 records.

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

Records on 11-21 in each year
Year	Records
1803	1
1816	2
1821	2
1829	1
1835	1
1839	1
1844	1
1847	1
1855	1
1856	1
1857	1
1858	4
1866	1
1868	1
1870	2
1871	2
1872	1
1873	2
1874	1
1876	2
1879	4
1880	4
1881	1
1882	1
1883	3
1887	3
1889	1
1890	7
1893	1
1894	4
1896	1
1897	4
1898	3
1899	4
1900	7
1901	5
1902	7
1903	5
1904	9
1905	3
1906	14
1907	7
1908	9
1909	18
1910	23
1911	19
1912	14
1913	79
1914	51
1915	21
1916	66
1917	248
1918	12
1919	22
1920	36
1921	96
1922	42
1923	27
1924	104
1925	73
1926	420
1927	108
1928	109
1929	467
1930	243
1931	682
1932	162
1933	381
1934	578
1935	62
1936	192
1937	1,309
1938	119
1939	303
1940	337
1941	329
1942	662
1943	212
1944	250
1945	308
1946	604
1947	540
1948	414
1949	588
1950	904
1951	605
1952	424
1953	408
1954	927
1955	419
1956	624
1957	442
1958	407
1959	460
1960	691
1961	738
1962	524
1963	601
1964	1,014
1965	448
1966	589
1967	336
1968	358
1969	611
1970	400
1971	514
1972	735
1973	1,100
1974	809
1975	548
1976	315
1977	1,313
1978	1,034
1979	1,409
1980	805
1981	939
1982	807
1983	1,066
1984	525
1985	1,808
1986	815
1987	949
1988	928
1989	797
1990	1,337
1991	944
1992	1,375
1993	1,413
1994	1,179
1995	1,084
1996	1,882
1997	449
1998	1,312
1999	920
2000	1,191
2001	811
2002	847
2003	1,007
2004	873
2005	491
2006	1,181
2007	936
2008	1,079
2009	1,131
2010	894
2011	944
2012	792
2013	543
2014	815
2015	785
2016	1,000
2017	687
2018	391
2019	653
2020	421
2021	296
2022	824
2023	584
2024	519
2025	745

Download the Data

Data for records on 1963-11-21: 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 50	515
50 to 100	10
100 to 150	3
150 to 200	1
200 to 250	0
250 to 300	1