Weather Records on 20 November 1964

863 weather records were set or tied worldwide on 20 November 1964. Highest significance: Southampton, CA.

Key Facts for 20 November 1964

On 20 November 1964, 863 weather records were set or tied at long-record stations worldwide.
86 were record highs and 314 were record lows, counting maximum and minimum temperature.
By timescale, 0 were all-time records, 8 monthly and 855 daily.
Southampton set a daily record snowfall of 26.7 cm (10.5 in) on 20 November 1964.
Across 156 earlier years (1793 to 2025) the same calendar date averaged 451 records.

Record Map

863 stations

863 station records on 20 November 1964 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 20 November 1964: highest significance records shown on the map
Station	Country	Type	Value	Significance
Southampton	Canada	Record daily snowfall	26.7 cm (10.5 in)	69 of 100 (Major)
Newaygo Hardy Dam	United States	Record daily snowfall	20.3 cm (8.0 in)	60 of 100 (Major)
Parry Sound	Canada	Record daily snowfall	26.7 cm (10.5 in)	55 of 100 (Notable)
Serowe	Botswana	Record daily precipitation	56.0 mm (2.2 in)	52 of 100 (Notable)
Bowman	United States	Record daily snowfall	15.2 cm (6.0 in)	52 of 100 (Notable)
Lucyvale	Australia	Record daily precipitation	76.2 mm (3.0 in)	51 of 100 (Notable)
Saint Paul Is AP	United States	Record snow depth	22.9 cm (9.0 in)	51 of 100 (Notable)
Sheboygan	United States	Record daily snowfall	13.2 cm (5.2 in)	50 of 100 (Notable)
Glenville	United States	Record daily precipitation	39.4 mm (1.6 in)	48 of 100 (Notable)
Detour Village	United States	Record daily snowfall	11.4 cm (4.5 in)	47 of 100 (Notable)
Creston	United States	Record daily precipitation	45.0 mm (1.8 in)	46 of 100 (Notable)
Huatusco de Chicuellar	Mexico	Record daily precipitation	54.9 mm (2.2 in)	45 of 100 (Notable)
West Bend	United States	Record daily snowfall	8.9 cm (3.5 in)	45 of 100 (Notable)
Wooragee	Australia	Record daily precipitation	68.6 mm (2.7 in)	41 of 100 (Notable)
Cresco 1 NE	United States	Record daily snowfall	10.2 cm (4.0 in)	40 of 100 (Notable)
New Hampton	United States	Record daily snowfall	10.2 cm (4.0 in)	40 of 100 (Notable)
Ashland	United States	Record daily precipitation	41.7 mm (1.6 in)	39 of 100 (Notable)
Powell	United States	Record daily snowfall	10.2 cm (4.0 in)	39 of 100 (Notable)
Tipton	United States	Record daily snowfall	5.1 cm (2.0 in)	38 of 100 (Notable)
Nenana Muni AP	United States	Record daily snowfall	10.2 cm (4.0 in)	38 of 100 (Notable)
Hogsett Rc Byrd Dam	United States	Record daily precipitation	40.4 mm (1.6 in)	37 of 100 (Notable)
Weston	United States	Record daily precipitation	42.9 mm (1.7 in)	37 of 100 (Notable)
University Exp STN	United States	Record daily snowfall	9.7 cm (3.8 in)	37 of 100 (Notable)
Woodstock	Canada	Record daily snowfall	12.7 cm (5.0 in)	36 of 100 (Notable)
Connellsville	United States	Record daily precipitation	33.3 mm (1.3 in)	36 of 100 (Notable)
Brandonville	United States	Record daily precipitation	33.5 mm (1.3 in)	36 of 100 (Notable)
Parry Sound	Canada	Record daily precipitation	26.7 mm (1.1 in)	35 of 100 (Notable)
Delaware 3 WSW	United States	Record daily snowfall	7.6 cm (3.0 in)	35 of 100 (Notable)
Ravenswood Lock Park	United States	Record daily precipitation	38.6 mm (1.5 in)	35 of 100 (Notable)
Muskegon Co AP	United States	Record daily snowfall	22.1 cm (8.7 in)	35 of 100 (Notable)
Wells	United States	Record low minimum temperature	-22.8 C (-9.0 F)	34 of 100 (Routine)
Tuscola	United States	Record daily snowfall	5.1 cm (2.0 in)	33 of 100 (Routine)
Wheatfield	United States	Record daily snowfall	7.6 cm (3.0 in)	33 of 100 (Routine)
Cave Run Lake	United States	Record daily precipitation	35.6 mm (1.4 in)	33 of 100 (Routine)
Grand Meadow	United States	Record daily snowfall	10.2 cm (4.0 in)	33 of 100 (Routine)
Hoult Lock 15	United States	Record daily precipitation	35.8 mm (1.4 in)	33 of 100 (Routine)
Spencer	United States	Record daily precipitation	36.8 mm (1.4 in)	33 of 100 (Routine)
Beloit	United States	Record daily snowfall	9.4 cm (3.7 in)	33 of 100 (Routine)
Mauston 1 SE	United States	Record daily snowfall	10.2 cm (4.0 in)	33 of 100 (Routine)
Rayack	Lebanon	Record daily precipitation	59.0 mm (2.3 in)	32 of 100 (Routine)
Hollister 1 SW	United States	Record low minimum temperature	-3.9 C (25.0 F)	32 of 100 (Routine)
Cortez	United States	Record snow depth	22.9 cm (9.0 in)	32 of 100 (Routine)
Watseka Public Works	United States	Record daily snowfall	7.6 cm (3.0 in)	32 of 100 (Routine)
Valparaiso Wtr Wks	United States	Record low minimum temperature	-14.4 C (6.1 F)	32 of 100 (Routine)
Elkader 6 SSW	United States	Record low minimum temperature	-22.2 C (-8.0 F)	32 of 100 (Routine)
Gaylord	United States	Record daily snowfall	14.0 cm (5.5 in)	32 of 100 (Routine)
Hillsdale	United States	Record daily snowfall	8.9 cm (3.5 in)	32 of 100 (Routine)
Plymouth Wwtp	United States	Record daily snowfall	10.2 cm (4.0 in)	32 of 100 (Routine)
Delungra Post Office	Australia	Record daily precipitation	57.4 mm (2.3 in)	31 of 100 (Routine)
Sycamore	United States	Record daily snowfall	7.6 cm (3.0 in)	31 of 100 (Routine)
Independence	United States	Record low minimum temperature	-16.7 C (1.9 F)	31 of 100 (Routine)
Winnebago	United States	Record daily snowfall	10.2 cm (4.0 in)	31 of 100 (Routine)
Bayfield 6 N	United States	Record low maximum temperature	-7.2 C (19.0 F)	31 of 100 (Routine)
Waukesha Wwtp	United States	Record daily snowfall	8.9 cm (3.5 in)	31 of 100 (Routine)
Salem AP (McNary Field)	United States	Record low maximum temperature	0.0 C (32.0 F)	31 of 100 (Routine)
Bundaberg Post Office	Australia	Record high maximum temperature	34.8 C (94.6 F)	30 of 100 (Routine)
Haliburton A	Canada	Record daily snowfall	8.6 cm (3.4 in)	30 of 100 (Routine)
Stilbaai (Bos)	South Africa	Record daily precipitation	25.5 mm (1.0 in)	30 of 100 (Routine)
Schelm	South Africa	Record daily precipitation	58.0 mm (2.3 in)	30 of 100 (Routine)
Tarpon Spgs Sewage Plt	United States	Record high minimum temperature	20.6 C (69.1 F)	30 of 100 (Routine)

Counts by Type and Timescale

863 records

Records set or tied on 20 November 1964 by type: Highest daily maximum 27, Lowest daily maximum 170, Highest daily minimum 59, Lowest daily minimum 144, Heaviest daily rainfall 263, Heaviest daily snowfall 158, Deepest snow cover 42.

Records on 20 November 1964 by type
Record type	Records
Highest daily maximum	27
Lowest daily maximum	170
Highest daily minimum	59
Lowest daily minimum	144
Heaviest daily rainfall	263
Heaviest daily snowfall	158
Deepest snow cover	42

Records on 20 November 1964 by timescale: all-time 0, monthly 8, daily 855.

How Much Records Were Beaten By

686 broken records

Margins by which the 686 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 204.0. Ties are not counted.

Top 20 by Significance

20 November 1964

Top 20 records on 20 November 1964 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
20 November 1964	Southampton, CA	daily snowfall	26.7 cm (10.5 in)	17.3 cm (6.8 in)	68 years	69 of 100 (Major)
20 November 1964	Newaygo Hardy Dam, US	daily snowfall	20.3 cm (8.0 in)	15.2 cm (6.0 in)	50 years	60 of 100 (Major)
20 November 1964	Parry Sound, CA	daily snowfall	26.7 cm (10.5 in)	13.5 cm (5.3 in)	68 years	55 of 100 (Notable)
20 November 1964	Serowe, BW	daily rain	56.0 mm (2.2 in)	48.9 mm (1.9 in)	30 years	52 of 100 (Notable)
20 November 1964	Bowman, US	daily snowfall	15.2 cm (6.0 in)	13.9 cm (5.5 in)	33 years	52 of 100 (Notable)
20 November 1964	Lucyvale, AU	daily rain	76.2 mm (3.0 in)	64.0 mm (2.5 in)	18 years	51 of 100 (Notable)
20 November 1964	Saint Paul Is AP, US	daily snow depth	22.9 cm (9.0 in)	15.3 cm (6.0 in)	36 years	51 of 100 (Notable)
20 November 1964	Sheboygan, US	daily snowfall	13.2 cm (5.2 in)	10.7 cm (4.2 in)	53 years	50 of 100 (Notable)
20 November 1964	Glenville, US	daily rain	39.4 mm (1.6 in)	17.6 mm (0.7 in)	74 years	48 of 100 (Notable)
20 November 1964	Detour Village, US	daily snowfall	11.4 cm (4.5 in)	11.4 cm (4.5 in)	63 years	47 of 100 (Notable)
20 November 1964	Creston, US	daily rain	45.0 mm (1.8 in)	20.9 mm (0.8 in)	58 years	46 of 100 (Notable)
20 November 1964	Huatusco de Chicuellar, MX	daily rain	54.9 mm (2.2 in)	44.7 mm (1.8 in)	21 years	45 of 100 (Notable)
20 November 1964	West Bend, US	daily snowfall	8.9 cm (3.5 in)	8.9 cm (3.5 in)	68 years	45 of 100 (Notable)
20 November 1964	Wooragee, AU	monthly rain	68.6 mm (2.7 in)	11.2 mm (0.4 in)	47 years	41 of 100 (Notable)
20 November 1964	Cresco 1 NE, US	daily snowfall	10.2 cm (4.0 in)	7.7 cm (3.0 in)	64 years	40 of 100 (Notable)
20 November 1964	New Hampton, US	daily snowfall	10.2 cm (4.0 in)	10.2 cm (4.0 in)	64 years	40 of 100 (Notable)
20 November 1964	Ashland, US	daily rain	41.7 mm (1.6 in)	22.6 mm (0.9 in)	36 years	39 of 100 (Notable)
20 November 1964	Powell, US	daily snowfall	10.2 cm (4.0 in)	5.1 cm (2.0 in)	55 years	39 of 100 (Notable)
20 November 1964	Tipton, US	daily snowfall	5.1 cm (2.0 in)	5.1 cm (2.0 in)	70 years	38 of 100 (Notable)
20 November 1964	Nenana Muni AP, US	daily snowfall	10.2 cm (4.0 in)	8.7 cm (3.4 in)	9 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

1793 to 1964

Records set or tied on this calendar date in each year from 1793 to 1964. 1964 had 863 records.

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

Records on 11-20 in each year
Year	Records
1793	1
1809	2
1816	3
1829	4
1835	1
1836	1
1847	1
1851	1
1852	1
1855	1
1858	1
1859	1
1862	1
1865	1
1871	1
1873	1
1874	1
1878	1
1879	3
1880	2
1881	1
1884	1
1885	2
1886	1
1887	1
1889	3
1890	2
1891	4
1893	2
1894	1
1897	7
1900	11
1901	6
1902	10
1903	10
1904	9
1905	7
1906	22
1907	5
1908	8
1909	26
1910	14
1911	29
1912	15
1913	64
1914	89
1915	12
1916	16
1917	65
1918	14
1919	47
1920	15
1921	73
1922	26
1923	45
1924	84
1925	224
1926	294
1927	105
1928	140
1929	130
1930	600
1931	646
1932	255
1933	702
1934	477
1935	55
1936	286
1937	1,102
1938	167
1939	265
1940	280
1941	438
1942	774
1943	248
1944	347
1945	322
1946	774
1947	413
1948	651
1949	362
1950	877
1951	742
1952	494
1953	850
1954	876
1955	365
1956	598
1957	190
1958	218
1959	270
1960	330
1961	540
1962	700
1963	597
1964	863
1965	285
1966	434
1967	277
1968	479
1969	710
1970	368
1971	651
1972	729
1973	941
1974	655
1975	660
1976	389
1977	1,332
1978	1,413
1979	819
1980	745
1981	1,119
1982	800
1983	1,054
1984	537
1985	2,379
1986	1,142
1987	666
1988	1,218
1989	986
1990	1,010
1991	798
1992	1,416
1993	1,211
1994	1,484
1995	1,237
1996	1,566
1997	461
1998	829
1999	493
2000	1,163
2001	843
2002	900
2003	1,242
2004	738
2005	432
2006	1,034
2007	1,151
2008	1,171
2009	1,184
2010	678
2011	816
2012	657
2013	411
2014	1,018
2015	733
2016	725
2017	451
2018	339
2019	791
2020	578
2021	414
2022	1,283
2023	554
2024	645
2025	660

Download the Data

Data for records on 1964-11-20: 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 2026-10-17 (17 October 2026). Records are computed by this site and are not official.

Data as of 2026-10-16. Last revised 16 October 2026 (2026-10-16).

Margin	Records
0 to 50	633
50 to 100	37
100 to 150	12
150 to 200	3
200 to 250	1