Weather Records on 20 November 1975

660 weather records were set or tied worldwide on 20 November 1975. Highest significance: Melton Mowbray (Lovely Banks), AU.

Key Facts for 20 November 1975

On 20 November 1975, 660 weather records were set or tied at long-record stations worldwide.
62 were record highs and 124 were record lows, counting maximum and minimum temperature.
By timescale, 3 were all-time records, 48 monthly and 609 daily.
Melton Mowbray (Lovely Banks) set an all-time record daily precipitation of 116.4 mm (4.6 in) on 20 November 1975.
Across 156 earlier years (1793 to 2025) the same calendar date averaged 452 records.

Record Map

660 stations

660 station records on 20 November 1975 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 20 November 1975: highest significance records shown on the map
Station	Country	Type	Value	Significance
Melton Mowbray (Lovely Banks)	Australia	Record daily precipitation	116.4 mm (4.6 in)	78 of 100 (Major)
Saint Francis	United States	Record snow depth	35.6 cm (14.0 in)	75 of 100 (Major)
Hartington	United States	Record daily snowfall	30.5 cm (12.0 in)	70 of 100 (Major)
York	United States	Record daily precipitation	81.5 mm (3.2 in)	66 of 100 (Major)
Rock Rapids	United States	Record daily precipitation	64.8 mm (2.6 in)	64 of 100 (Major)
Canby	United States	Record daily precipitation	82.0 mm (3.2 in)	64 of 100 (Major)
Ewing	United States	Record daily precipitation	61.0 mm (2.4 in)	62 of 100 (Major)
Culbertson	United States	Record daily precipitation	46.2 mm (1.8 in)	60 of 100 (Major)
Kojnas	Russia	Record daily precipitation	28.9 mm (1.1 in)	59 of 100 (Notable)
Sorell (Whitlea)	Australia	Record daily precipitation	45.0 mm (1.8 in)	58 of 100 (Notable)
Ewing	United States	Record daily snowfall	45.7 cm (18.0 in)	55 of 100 (Notable)
Dorado 2 WNW	Puerto Rico [United States]	Record daily precipitation	182.9 mm (7.2 in)	54 of 100 (Notable)
Castlewood	United States	Record daily snowfall	22.9 cm (9.0 in)	54 of 100 (Notable)
Canton	United States	Record daily precipitation	75.7 mm (3.0 in)	53 of 100 (Notable)
Vermillion 2 SE	United States	Record daily snowfall	25.4 cm (10.0 in)	53 of 100 (Notable)
Tallinn	Estonia	Record daily precipitation	31.1 mm (1.2 in)	52 of 100 (Notable)
Milan 1NW	United States	Record daily snowfall	22.9 cm (9.0 in)	52 of 100 (Notable)
Madison	United States	Record daily snowfall	20.3 cm (8.0 in)	52 of 100 (Notable)
Albion	United States	Record daily snowfall	20.3 cm (8.0 in)	51 of 100 (Notable)
Minneapolis-St Paul Intl AP	United States	Record daily snowfall	20.3 cm (8.0 in)	51 of 100 (Notable)
Chaska	United States	Record daily snowfall	15.2 cm (6.0 in)	49 of 100 (Notable)
Red Cloud	United States	Record daily precipitation	51.6 mm (2.0 in)	49 of 100 (Notable)
Wentworth 2.5 WNW	United States	Record daily snowfall	15.2 cm (6.0 in)	49 of 100 (Notable)
Bayfield 6 N	United States	Record daily snowfall	20.3 cm (8.0 in)	49 of 100 (Notable)
Wisconsin Rapids	United States	Record daily precipitation	26.9 mm (1.1 in)	49 of 100 (Notable)
Canistota 2 N	United States	Record daily snowfall	27.9 cm (11.0 in)	48 of 100 (Notable)
De Smet	United States	Record daily precipitation	37.3 mm (1.5 in)	48 of 100 (Notable)
St Cloud Rgnl AP	United States	Record daily snowfall	27.7 cm (10.9 in)	48 of 100 (Notable)
Moose Lake 1 SSE	United States	Record daily snowfall	22.9 cm (9.0 in)	46 of 100 (Notable)
Wakefield 3NW	United States	Record daily snowfall	14.0 cm (5.5 in)	46 of 100 (Notable)
Wayne	United States	Record daily precipitation	49.3 mm (1.9 in)	46 of 100 (Notable)
Menno	United States	Record daily snowfall	27.9 cm (11.0 in)	46 of 100 (Notable)
Eads	United States	Record snow depth	27.9 cm (11.0 in)	45 of 100 (Notable)
Aurora	United States	Record daily precipitation	61.0 mm (2.4 in)	45 of 100 (Notable)
Cambridge	United States	Record daily snowfall	30.5 cm (12.0 in)	45 of 100 (Notable)
Oakdale	United States	Record daily precipitation	45.0 mm (1.8 in)	45 of 100 (Notable)
Centerville 6 SE	United States	Record daily snowfall	17.8 cm (7.0 in)	45 of 100 (Notable)
Oakley 4W	United States	Record daily precipitation	47.8 mm (1.9 in)	44 of 100 (Notable)
Dawson	United States	Record daily snowfall	30.5 cm (12.0 in)	44 of 100 (Notable)
Ft Ripley	United States	Record daily snowfall	12.7 cm (5.0 in)	44 of 100 (Notable)
Ravenna	United States	Record daily snowfall	12.7 cm (5.0 in)	44 of 100 (Notable)
Marion	United States	Record daily snowfall	20.3 cm (8.0 in)	44 of 100 (Notable)
Emerson	United States	Record daily precipitation	49.8 mm (2.0 in)	43 of 100 (Notable)
Hawarden	United States	Record daily snowfall	20.3 cm (8.0 in)	42 of 100 (Notable)
Dresden	United States	Record daily precipitation	37.8 mm (1.5 in)	42 of 100 (Notable)
Culbertson	United States	Record daily snowfall	30.5 cm (12.0 in)	42 of 100 (Notable)
Hastings 4N	United States	Record daily snowfall	20.3 cm (8.0 in)	42 of 100 (Notable)
Mc Cook	United States	Record daily precipitation	48.3 mm (1.9 in)	42 of 100 (Notable)
Mingo 6E	United States	Record daily precipitation	43.2 mm (1.7 in)	41 of 100 (Notable)
Oakley 4W	United States	Record daily snowfall	20.3 cm (8.0 in)	41 of 100 (Notable)
Madison Wwtp	United States	Record daily snowfall	20.3 cm (8.0 in)	41 of 100 (Notable)
Tracy	United States	Record daily precipitation	60.5 mm (2.4 in)	41 of 100 (Notable)
Genoa 2 W	United States	Record daily snowfall	25.7 cm (10.1 in)	41 of 100 (Notable)
Little Falls 2NNE	United States	Record snow depth	30.5 cm (12.0 in)	40 of 100 (Notable)
Long Prairie	United States	Record daily snowfall	20.3 cm (8.0 in)	40 of 100 (Notable)
Tower 2S	United States	Record daily snowfall	20.3 cm (8.0 in)	40 of 100 (Notable)
Fullerton	United States	Record snow depth	17.8 cm (7.0 in)	40 of 100 (Notable)
O'Neill	United States	Record daily snowfall	33.0 cm (13.0 in)	40 of 100 (Notable)
Tyndall	United States	Record daily snowfall	35.6 cm (14.0 in)	40 of 100 (Notable)
Cedar Lake	United States	Record low minimum temperature	-12.2 C (10.0 F)	40 of 100 (Notable)

Counts by Type and Timescale

660 records

Records set or tied on 20 November 1975 by type: Highest daily maximum 38, Lowest daily maximum 55, Highest daily minimum 24, Lowest daily minimum 69, Heaviest daily rainfall 300, Heaviest daily snowfall 141, Deepest snow cover 33.

Records on 20 November 1975 by type
Record type	Records
Highest daily maximum	38
Lowest daily maximum	55
Highest daily minimum	24
Lowest daily minimum	69
Heaviest daily rainfall	300
Heaviest daily snowfall	141
Deepest snow cover	33

Records on 20 November 1975 by timescale: all-time 3, monthly 48, daily 609.

How Much Records Were Beaten By

561 broken records

Margins by which the 561 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 267.0. Ties are not counted.

Top 20 by Significance

20 November 1975

Top 20 records on 20 November 1975 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
20 November 1975	Melton Mowbray (Lovely Banks), AU	all-time rain	116.4 mm (4.6 in)	45.3 mm (1.8 in)	37 years	78 of 100 (Major)
20 November 1975	Saint Francis, US	monthly snow depth	35.6 cm (14.0 in)	17.8 cm (7.0 in)	66 years	75 of 100 (Major)
20 November 1975	Hartington, US	daily snowfall	30.5 cm (12.0 in)	26.7 cm (10.5 in)	75 years	70 of 100 (Major)
20 November 1975	York, US	monthly rain	81.5 mm (3.2 in)	38.3 mm (1.5 in)	27 years	66 of 100 (Major)
20 November 1975	Rock Rapids, US	monthly rain	64.8 mm (2.6 in)	17.8 mm (0.7 in)	78 years	64 of 100 (Major)
20 November 1975	Canby, US	monthly rain	82.0 mm (3.2 in)	38.8 mm (1.5 in)	27 years	64 of 100 (Major)
20 November 1975	Ewing, US	monthly rain	61.0 mm (2.4 in)	22.9 mm (0.9 in)	27 years	62 of 100 (Major)
20 November 1975	Culbertson, US	monthly rain	46.2 mm (1.8 in)	12.7 mm (0.5 in)	75 years	60 of 100 (Major)
20 November 1975	Kojnas, RU	monthly rain	28.9 mm (1.1 in)	13.9 mm (0.5 in)	12 years	59 of 100 (Notable)
20 November 1975	Sorell (Whitlea), AU	daily rain	45.0 mm (1.8 in)	23.2 mm (0.9 in)	44 years	58 of 100 (Notable)
20 November 1975	Ewing, US	all-time snowfall	45.7 cm (18.0 in)	5.1 cm (2.0 in)	63 years	55 of 100 (Notable)
20 November 1975	Dorado 2 WNW, PR	monthly rain	182.9 mm (7.2 in)	53.4 mm (2.1 in)	5 years	54 of 100 (Notable)
20 November 1975	Castlewood, US	daily snowfall	22.9 cm (9.0 in)	17.8 cm (7.0 in)	21 years	54 of 100 (Notable)
20 November 1975	Canton, US	monthly rain	75.7 mm (3.0 in)	23.9 mm (0.9 in)	27 years	53 of 100 (Notable)
20 November 1975	Vermillion 2 SE, US	daily snowfall	25.4 cm (10.0 in)	21.6 cm (8.5 in)	18 years	53 of 100 (Notable)
20 November 1975	Tallinn, EE	monthly rain	31.1 mm (1.2 in)	11.8 mm (0.5 in)	7 years	52 of 100 (Notable)
20 November 1975	Milan 1NW, US	daily snowfall	22.9 cm (9.0 in)	12.7 cm (5.0 in)	53 years	52 of 100 (Notable)
20 November 1975	Madison, US	daily snowfall	20.3 cm (8.0 in)	15.2 cm (6.0 in)	53 years	52 of 100 (Notable)
20 November 1975	Albion, US	daily snowfall	20.3 cm (8.0 in)	12.7 cm (5.0 in)	53 years	51 of 100 (Notable)
20 November 1975	Minneapolis-St Paul Intl AP, US	daily snowfall	20.3 cm (8.0 in)	17.3 cm (6.8 in)	26 years	51 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 1975

Records set or tied on this calendar date in each year from 1793 to 1975. 1975 had 660 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 1975-11-20: 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	469
50 to 100	49
100 to 150	26
150 to 200	14
200 to 250	2
250 to 300	1