Weather Records on 20 November 1984

537 weather records were set or tied worldwide on 20 November 1984. Highest significance: Kozhikode, IN.

Key Facts for 20 November 1984

On 20 November 1984, 537 weather records were set or tied at long-record stations worldwide.
52 were record highs and 323 were record lows, counting maximum and minimum temperature.
By timescale, 0 were all-time records, 9 monthly and 528 daily.
Kozhikode set a daily record precipitation of 116.1 mm (4.6 in) on 20 November 1984.
Across 156 earlier years (1793 to 2025) the same calendar date averaged 453 records.

Record Map

537 stations

537 station records on 20 November 1984 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 20 November 1984: highest significance records shown on the map
Station	Country	Type	Value	Significance
Kozhikode	India	Record daily precipitation	116.1 mm (4.6 in)	51 of 100 (Notable)
Williamson	United States	Record daily precipitation	50.8 mm (2.0 in)	47 of 100 (Notable)
Dillingham FAA AP	United States	Record daily snowfall	25.4 cm (10.0 in)	47 of 100 (Notable)
Namangan	Uzbekistan	Record daily precipitation	26.9 mm (1.1 in)	46 of 100 (Notable)
Baltimore Customs House	United States	Record low maximum temperature	2.2 C (36.0 F)	42 of 100 (Notable)
Champoton (Smn)	Mexico	Record daily precipitation	59.9 mm (2.4 in)	40 of 100 (Notable)
W Chester 2 NW	United States	Record low minimum temperature	-9.4 C (15.1 F)	40 of 100 (Notable)
Pixoyal (Smn)	Mexico	Record daily precipitation	57.9 mm (2.3 in)	39 of 100 (Notable)
Wellpinit	United States	Record daily precipitation	35.6 mm (1.4 in)	39 of 100 (Notable)
Southport	Australia	Record daily precipitation	25.0 mm (1.0 in)	38 of 100 (Notable)
Arcade	United States	Record low maximum temperature	-2.8 C (27.0 F)	37 of 100 (Notable)
Sydney (Observatory Hill)	Australia	Record high minimum temperature	22.3 C (72.1 F)	36 of 100 (Notable)
Salitre	Brazil	Record daily precipitation	72.1 mm (2.8 in)	36 of 100 (Notable)
Lakeview 2 NNW	United States	Record daily snowfall	7.6 cm (3.0 in)	36 of 100 (Notable)
York 3 SSW Pump STN	United States	Record low maximum temperature	2.2 C (36.0 F)	36 of 100 (Notable)
King Salmon	United States	Record daily snowfall	9.9 cm (3.9 in)	35 of 100 (Notable)
Monticello 5 SE	United States	Record daily precipitation	37.3 mm (1.5 in)	34 of 100 (Routine)
New Iberia AP - Acadiana Rgnl	United States	Record low maximum temperature	11.1 C (52.0 F)	34 of 100 (Routine)
Chestertown	United States	Record low maximum temperature	2.2 C (36.0 F)	34 of 100 (Routine)
Laurel 3 W	United States	Record low maximum temperature	3.3 C (37.9 F)	34 of 100 (Routine)
Piaxtla	Mexico	Record low maximum temperature	21.7 C (71.1 F)	33 of 100 (Routine)
Jefferson 2 E	United States	Record low minimum temperature	-12.8 C (9.0 F)	33 of 100 (Routine)
Rockville 1 NE	United States	Record low maximum temperature	0.6 C (33.1 F)	32 of 100 (Routine)
Charlevoix	United States	Record daily snowfall	8.9 cm (3.5 in)	32 of 100 (Routine)
Coyuquilla	Mexico	Record high maximum temperature	36.1 C (97.0 F)	30 of 100 (Routine)
Shemya USAF Base	United States	Record daily snowfall	10.9 cm (4.3 in)	30 of 100 (Routine)
Moose Lake 1 SSE	United States	Record low minimum temperature	-18.3 C (-0.9 F)	29 of 100 (Routine)
Ithaca Cornell UNIV	United States	Record daily snowfall	10.2 cm (4.0 in)	29 of 100 (Routine)
Fremont	United States	Record low minimum temperature	-11.1 C (12.0 F)	29 of 100 (Routine)
Phoenixville 1 E	United States	Record low minimum temperature	-8.3 C (17.1 F)	29 of 100 (Routine)
Hobbs	United States	Record low maximum temperature	3.3 C (37.9 F)	28 of 100 (Routine)
Solon Springs	United States	Record low minimum temperature	-18.3 C (-0.9 F)	28 of 100 (Routine)
Marcus Hook	United States	Record low maximum temperature	2.2 C (36.0 F)	27 of 100 (Routine)
Kareepan	South Africa	Record daily precipitation	31.0 mm (1.2 in)	26 of 100 (Routine)
Itajuipe (Piranji)	Brazil	Record daily precipitation	42.8 mm (1.7 in)	25 of 100 (Routine)
Ramos Arizpe (Smn)	Mexico	Record low maximum temperature	6.7 C (44.1 F)	25 of 100 (Routine)
Kurilsk	Russia	Record low minimum temperature	-9.4 C (15.1 F)	25 of 100 (Routine)
Snyder	United States	Record low maximum temperature	4.4 C (39.9 F)	25 of 100 (Routine)
Atyrau	Kazakhstan	Record low minimum temperature	-19.5 C (-3.1 F)	24 of 100 (Routine)
Ojinaga (Smn)	Mexico	Record low maximum temperature	11.7 C (53.1 F)	24 of 100 (Routine)
Boyds 2 NW	United States	Record low maximum temperature	2.2 C (36.0 F)	24 of 100 (Routine)
Brady	United States	Record low maximum temperature	6.1 C (43.0 F)	24 of 100 (Routine)
Tapirai-Jusante	Brazil	Record daily precipitation	65.2 mm (2.6 in)	23 of 100 (Routine)
Yokohama	Japan	Record low maximum temperature	7.5 C (45.5 F)	23 of 100 (Routine)
Campeche (Dge)	Mexico	Record daily precipitation	63.0 mm (2.5 in)	23 of 100 (Routine)
Owings Ferry Landing	United States	Record low maximum temperature	3.9 C (39.0 F)	23 of 100 (Routine)
Atlanta 5 WNW	United States	Record low maximum temperature	-3.9 C (25.0 F)	23 of 100 (Routine)
Franklinville	United States	Record low maximum temperature	-3.3 C (26.1 F)	23 of 100 (Routine)
Cuero	United States	Record low maximum temperature	10.0 C (50.0 F)	23 of 100 (Routine)
Creel (Cfe)	Mexico	Record low maximum temperature	10.0 C (50.0 F)	22 of 100 (Routine)
Pinkham Notch	United States	Record low minimum temperature	-14.4 C (6.1 F)	22 of 100 (Routine)
Flatonia 4SE	United States	Record low maximum temperature	8.3 C (46.9 F)	22 of 100 (Routine)
Chilpancingo (Dge)	Mexico	Record low minimum temperature	5.6 C (42.1 F)	21 of 100 (Routine)
Yecora (Smn)	Mexico	Record low maximum temperature	5.0 C (41.0 F)	21 of 100 (Routine)
Titusville	United States	Record high maximum temperature	30.0 C (86.0 F)	21 of 100 (Routine)
First Connecticut Lake	United States	Record low maximum temperature	-8.3 C (17.1 F)	21 of 100 (Routine)
Derry 4 SW	United States	Record low minimum temperature	-13.9 C (7.0 F)	21 of 100 (Routine)
Cape Bruny Lighthouse	Australia	Record daily precipitation	23.8 mm (0.9 in)	20 of 100 (Routine)
Fergana	Uzbekistan	Record daily precipitation	15.3 mm (0.6 in)	20 of 100 (Routine)
Greensboro Lock 7	United States	Record snow depth	2.5 cm (1.0 in)	20 of 100 (Routine)

Counts by Type and Timescale

537 records

Records set or tied on 20 November 1984 by type: Highest daily maximum 29, Lowest daily maximum 169, Highest daily minimum 23, Lowest daily minimum 154, Heaviest daily rainfall 113, Heaviest daily snowfall 20, Deepest snow cover 29.

Records on 20 November 1984 by type
Record type	Records
Highest daily maximum	29
Lowest daily maximum	169
Highest daily minimum	23
Lowest daily minimum	154
Heaviest daily rainfall	113
Heaviest daily snowfall	20
Deepest snow cover	29

Records on 20 November 1984 by timescale: all-time 0, monthly 9, daily 528.

How Much Records Were Beaten By

395 broken records

Margins by which the 395 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 533.0. Ties are not counted.

Top 20 by Significance

20 November 1984

Top 20 records on 20 November 1984 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
20 November 1984	Kozhikode, IN	daily rain	116.1 mm (4.6 in)	75.2 mm (3.0 in)	43 years	51 of 100 (Notable)
20 November 1984	Williamson, US	daily rain	50.8 mm (2.0 in)	31.5 mm (1.2 in)	32 years	47 of 100 (Notable)
20 November 1984	Dillingham FAA AP, US	daily snowfall	25.4 cm (10.0 in)	20.3 cm (8.0 in)	4 years	47 of 100 (Notable)
20 November 1984	Namangan, UZ	daily rain	26.9 mm (1.1 in)	17.5 mm (0.7 in)	27 years	46 of 100 (Notable)
20 November 1984	Baltimore Customs House, US	daily low max	2.2 C (36.0 F)	1.1 C (2.0 F)	103 years	42 of 100 (Notable)
20 November 1984	Champoton (Smn), MX	daily rain	59.9 mm (2.4 in)	50.0 mm (2.0 in)	8 years	40 of 100 (Notable)
20 November 1984	W Chester 2 NW, US	daily low min	-9.4 C (15.1 F)	2.7 C (4.9 F)	89 years	40 of 100 (Notable)
20 November 1984	Pixoyal (Smn), MX	daily rain	57.9 mm (2.3 in)	44.9 mm (1.8 in)	21 years	39 of 100 (Notable)
20 November 1984	Wellpinit, US	daily rain	35.6 mm (1.4 in)	15.8 mm (0.6 in)	24 years	39 of 100 (Notable)
20 November 1984	Southport, AU	daily rain	25.0 mm (1.0 in)	9.8 mm (0.39 in)	53 years	38 of 100 (Notable)
20 November 1984	Arcade, US	daily low max	-2.8 C (27.0 F)	1.7 C (3.1 F)	87 years	37 of 100 (Notable)
20 November 1984	Sydney (Observatory Hill), AU	daily high min	22.3 C (72.1 F)	0.2 C (0.4 F)	86 years	36 of 100 (Notable)
20 November 1984	Salitre, BR	daily rain	72.1 mm (2.8 in)	36.7 mm (1.4 in)	27 years	36 of 100 (Notable)
20 November 1984	Lakeview 2 NNW, US	daily snowfall	7.6 cm (3.0 in)	2.5 cm (1.0 in)	71 years	36 of 100 (Notable)
20 November 1984	York 3 SSW Pump STN, US	daily low max	2.2 C (36.0 F)	1.1 C (2.0 F)	89 years	36 of 100 (Notable)
20 November 1984	King Salmon, US	daily snowfall	9.9 cm (3.9 in)	7.4 cm (2.9 in)	13 years	35 of 100 (Notable)
20 November 1984	Monticello 5 SE, US	daily rain	37.3 mm (1.5 in)	23.3 mm (0.9 in)	45 years	34 of 100 (Routine)
20 November 1984	New Iberia AP - Acadiana Rgnl, US	daily low max	11.1 C (52.0 F)	0.6 C (1.1 F)	81 years	34 of 100 (Routine)
20 November 1984	Chestertown, US	daily low max	2.2 C (36.0 F)	0.6 C (1.1 F)	81 years	34 of 100 (Routine)
20 November 1984	Laurel 3 W, US	daily low max	3.3 C (37.9 F)	1.1 C (2.0 F)	81 years	34 of 100 (Routine)

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 1984

Records set or tied on this calendar date in each year from 1793 to 1984. 1984 had 537 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 1984-11-20: 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 100	393
100 to 200	0
200 to 300	1
300 to 400	0
400 to 500	0
500 to 600	1