Weather Records on 20 November 1979

819 weather records were set or tied worldwide on 20 November 1979. Highest significance: Cheyenne, US.

Key Facts for 20 November 1979

On 20 November 1979, 819 weather records were set or tied at long-record stations worldwide.
319 were record highs and 69 were record lows, counting maximum and minimum temperature.
By timescale, 8 were all-time records, 57 monthly and 754 daily.
Cheyenne set an all-time record daily snowfall of 50.3 cm (19.8 in) on 20 November 1979.
Across 156 earlier years (1793 to 2025) the same calendar date averaged 451 records.

Record Map

819 stations

819 station records on 20 November 1979 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 20 November 1979: highest significance records shown on the map
Station	Country	Type	Value	Significance
Cheyenne	United States	Record daily snowfall	50.3 cm (19.8 in)	81 of 100 (Exceptional)
Wheatland 4N	United States	Record daily precipitation	33.5 mm (1.3 in)	74 of 100 (Major)
Pyramid	United States	Record daily precipitation	50.8 mm (2.0 in)	73 of 100 (Major)
Cheyenne	United States	Record daily precipitation	41.4 mm (1.6 in)	73 of 100 (Major)
Parsons 2 NW	United States	Record daily precipitation	140.7 mm (5.5 in)	67 of 100 (Major)
Yoder 5 W	United States	Record daily snowfall	45.7 cm (18.0 in)	66 of 100 (Major)
Buffelsfontein 14	South Africa	Record daily precipitation	68.0 mm (2.7 in)	65 of 100 (Major)
Lyman	United States	Record daily precipitation	63.5 mm (2.5 in)	65 of 100 (Major)
Yampa	United States	Record daily snowfall	25.4 cm (10.0 in)	63 of 100 (Major)
Ft Collins	United States	Record daily precipitation	32.0 mm (1.3 in)	59 of 100 (Notable)
Waterdale	United States	Record daily snowfall	55.9 cm (22.0 in)	59 of 100 (Notable)
Pawhuska	United States	Record daily precipitation	97.0 mm (3.8 in)	59 of 100 (Notable)
Archer	United States	Record daily snowfall	30.5 cm (12.0 in)	57 of 100 (Notable)
Dull Ctr 1SE	United States	Record daily snowfall	25.4 cm (10.0 in)	56 of 100 (Notable)
Pyramid	United States	Record daily snowfall	61.0 cm (24.0 in)	54 of 100 (Notable)
Breckenridge	United States	Record daily snowfall	30.5 cm (12.0 in)	53 of 100 (Notable)
Taboleiro Do Meio	Brazil	Record daily precipitation	83.2 mm (3.3 in)	51 of 100 (Notable)
Georgetown	United States	Record daily snowfall	38.1 cm (15.0 in)	49 of 100 (Notable)
Independence	United States	Record daily precipitation	186.7 mm (7.4 in)	49 of 100 (Notable)
Carpenter 3N	United States	Record daily snowfall	20.3 cm (8.0 in)	49 of 100 (Notable)
Chanute Martin Johnson AP	United States	Record daily precipitation	103.4 mm (4.1 in)	49 of 100 (Notable)
Wheatland 4N	United States	Record snow depth	61.0 cm (24.0 in)	48 of 100 (Notable)
Bailey	United States	Record snow depth	45.7 cm (18.0 in)	46 of 100 (Notable)
Albin	United States	Record daily precipitation	29.5 mm (1.2 in)	46 of 100 (Notable)
Double Four Rch	United States	Record daily precipitation	30.0 mm (1.2 in)	46 of 100 (Notable)
Wheatland 4N	United States	Record daily snowfall	66.0 cm (26.0 in)	46 of 100 (Notable)
Red Feather Lakes 2 SE	United States	Record daily precipitation	34.0 mm (1.3 in)	45 of 100 (Notable)
Waterdale	United States	Record daily precipitation	36.1 mm (1.4 in)	45 of 100 (Notable)
Fulton	United States	Record daily precipitation	44.2 mm (1.7 in)	45 of 100 (Notable)
Lyman	United States	Record daily snowfall	30.5 cm (12.0 in)	45 of 100 (Notable)
Cheesman	United States	Record daily snowfall	25.4 cm (10.0 in)	44 of 100 (Notable)
Rangely 1E	United States	Record daily snowfall	10.2 cm (4.0 in)	44 of 100 (Notable)
Whitman 24 N	United States	Record daily snowfall	20.3 cm (8.0 in)	44 of 100 (Notable)
Tennyson	United States	Record daily precipitation	31.0 mm (1.2 in)	44 of 100 (Notable)
Kieskamahoek (Pol)	South Africa	Record daily precipitation	40.0 mm (1.6 in)	43 of 100 (Notable)
Ft Collins	United States	Record daily snowfall	53.6 cm (21.1 in)	41 of 100 (Notable)
Centennial 1NE	United States	Record daily snowfall	35.6 cm (14.0 in)	41 of 100 (Notable)
Double Four Rch	United States	Record daily snowfall	55.9 cm (22.0 in)	41 of 100 (Notable)
Westcliffe	United States	Record daily snowfall	22.9 cm (9.0 in)	40 of 100 (Notable)
Nicosia	Cyprus	Record high minimum temperature	16.2 C (61.2 F)	39 of 100 (Notable)
Zitacuaro	Mexico	Record high maximum temperature	28.9 C (84.0 F)	39 of 100 (Notable)
Richmond-Natal (Tnk)	South Africa	Record daily precipitation	35.5 mm (1.4 in)	39 of 100 (Notable)
Boulder	United States	Record daily snowfall	55.9 cm (22.0 in)	39 of 100 (Notable)
Ft Lewis	United States	Record daily snowfall	16.5 cm (6.5 in)	39 of 100 (Notable)
Carrollton	United States	Record daily precipitation	55.4 mm (2.2 in)	39 of 100 (Notable)
Tulsa Intl AP	United States	Record daily precipitation	116.6 mm (4.6 in)	39 of 100 (Notable)
Casper-Natrona Co AP	United States	Record daily snowfall	30.5 cm (12.0 in)	39 of 100 (Notable)
Parker 6 E	United States	Record daily snowfall	25.4 cm (10.0 in)	38 of 100 (Notable)
Red Feather Lakes 2 SE	United States	Record daily snowfall	47.2 cm (18.6 in)	38 of 100 (Notable)
Moberly	United States	Record daily precipitation	42.4 mm (1.7 in)	38 of 100 (Notable)
Salisbury	United States	Record daily precipitation	50.8 mm (2.0 in)	38 of 100 (Notable)
Kansas City Dwtn AP	United States	Record daily precipitation	46.5 mm (1.8 in)	38 of 100 (Notable)
Little Hills	United States	Record daily snowfall	27.9 cm (11.0 in)	37 of 100 (Notable)
Chadron 3SW	United States	Record daily snowfall	27.9 cm (11.0 in)	37 of 100 (Notable)
Houston Barker	United States	Record daily precipitation	101.9 mm (4.0 in)	37 of 100 (Notable)
Chugwater	United States	Record daily snowfall	25.4 cm (10.0 in)	37 of 100 (Notable)
Juneau AP	United States	Record daily precipitation	40.4 mm (1.6 in)	37 of 100 (Notable)
Hobart Muni AP	United States	Record daily precipitation	59.9 mm (2.4 in)	37 of 100 (Notable)
Lawrence Post Office	Australia	Record daily precipitation	40.0 mm (1.6 in)	36 of 100 (Notable)
Lajas Substn	Puerto Rico [United States]	Record daily precipitation	45.7 mm (1.8 in)	36 of 100 (Notable)

Counts by Type and Timescale

819 records

Records set or tied on 20 November 1979 by type: Highest daily maximum 152, Lowest daily maximum 31, Highest daily minimum 167, Lowest daily minimum 38, Heaviest daily rainfall 293, Heaviest daily snowfall 89, Deepest snow cover 49.

Records on 20 November 1979 by type
Record type	Records
Highest daily maximum	152
Lowest daily maximum	31
Highest daily minimum	167
Lowest daily minimum	38
Heaviest daily rainfall	293
Heaviest daily snowfall	89
Deepest snow cover	49

Records on 20 November 1979 by timescale: all-time 8, monthly 57, daily 754.

How Much Records Were Beaten By

661 broken records

Margins by which the 661 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 370.0. Ties are not counted.

Top 20 by Significance

20 November 1979

Top 20 records on 20 November 1979 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
20 November 1979	Cheyenne, US	all-time snowfall	50.3 cm (19.8 in)	14.7 cm (5.8 in)	58 years	81 of 100 (Exceptional)
20 November 1979	Wheatland 4N, US	monthly rain	33.5 mm (1.3 in)	13.2 mm (0.5 in)	73 years	74 of 100 (Major)
20 November 1979	Pyramid, US	monthly rain	50.8 mm (2.0 in)	19.0 mm (0.7 in)	57 years	73 of 100 (Major)
20 November 1979	Cheyenne, US	monthly rain	41.4 mm (1.6 in)	20.6 mm (0.8 in)	57 years	73 of 100 (Major)
20 November 1979	Parsons 2 NW, US	monthly rain	140.7 mm (5.5 in)	60.2 mm (2.4 in)	43 years	67 of 100 (Major)
20 November 1979	Yoder 5 W, US	monthly snowfall	45.7 cm (18.0 in)	27.9 cm (11.0 in)	36 years	66 of 100 (Major)
20 November 1979	Buffelsfontein 14, ZA	daily rain	68.0 mm (2.7 in)	28.4 mm (1.1 in)	91 years	65 of 100 (Major)
20 November 1979	Lyman, US	monthly rain	63.5 mm (2.5 in)	43.7 mm (1.7 in)	35 years	65 of 100 (Major)
20 November 1979	Yampa, US	daily snowfall	25.4 cm (10.0 in)	17.8 cm (7.0 in)	60 years	63 of 100 (Major)
20 November 1979	Ft Collins, US	monthly rain	32.0 mm (1.3 in)	10.4 mm (0.4 in)	51 years	59 of 100 (Notable)
20 November 1979	Waterdale, US	monthly snowfall	55.9 cm (22.0 in)	28.0 cm (11.0 in)	6 years	59 of 100 (Notable)
20 November 1979	Pawhuska, US	monthly rain	97.0 mm (3.8 in)	25.9 mm (1.0 in)	70 years	59 of 100 (Notable)
20 November 1979	Archer, US	monthly snowfall	30.5 cm (12.0 in)	12.7 cm (5.0 in)	37 years	57 of 100 (Notable)
20 November 1979	Dull Ctr 1SE, US	daily snowfall	25.4 cm (10.0 in)	22.1 cm (8.7 in)	36 years	56 of 100 (Notable)
20 November 1979	Pyramid, US	monthly snowfall	61.0 cm (24.0 in)	15.3 cm (6.0 in)	55 years	54 of 100 (Notable)
20 November 1979	Breckenridge, US	daily snowfall	30.5 cm (12.0 in)	12.7 cm (5.0 in)	80 years	53 of 100 (Notable)
20 November 1979	Taboleiro Do Meio, BR	monthly rain	83.2 mm (3.3 in)	37.4 mm (1.5 in)	8 years	51 of 100 (Notable)
20 November 1979	Georgetown, US	daily snowfall	38.1 cm (15.0 in)	25.4 cm (10.0 in)	5 years	49 of 100 (Notable)
20 November 1979	Independence, US	all-time rain	186.7 mm (7.4 in)	24.6 mm (1.0 in)	3 years	49 of 100 (Notable)
20 November 1979	Carpenter 3N, US	daily snowfall	20.3 cm (8.0 in)	18.8 cm (7.4 in)	22 years	49 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 1979

Records set or tied on this calendar date in each year from 1793 to 1979. 1979 had 819 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 1979-11-20: 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	597
50 to 100	36
100 to 150	16
150 to 200	6
200 to 250	1
250 to 300	3
300 to 350	0
350 to 400	2