Weather Records on 18 November 1984

612 weather records were set or tied worldwide on 18 November 1984. Highest significance: Flora 5 NW, US.

Key Facts for 18 November 1984

On 18 November 1984, 612 weather records were set or tied at long-record stations worldwide.
75 were record highs and 117 were record lows, counting maximum and minimum temperature.
By timescale, 1 were all-time records, 9 monthly and 602 daily.
Flora 5 NW set a daily record snowfall of 10.7 cm (4.2 in) on 18 November 1984.
Across 165 earlier years (1793 to 2025) the same calendar date averaged 447 records.

Record Map

612 stations

612 station records on 18 November 1984 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 18 November 1984: highest significance records shown on the map
Station	Country	Type	Value	Significance
Flora 5 NW	United States	Record daily snowfall	10.7 cm (4.2 in)	57 of 100 (Notable)
Palestine	United States	Record daily snowfall	6.4 cm (2.5 in)	53 of 100 (Notable)
Ozark	United States	Record daily precipitation	74.2 mm (2.9 in)	48 of 100 (Notable)
Shawnee	United States	Record daily precipitation	70.4 mm (2.8 in)	48 of 100 (Notable)
Bourneville 1 SSW	United States	Record daily snowfall	10.2 cm (4.0 in)	47 of 100 (Notable)
Altus Dam	United States	Record daily precipitation	31.0 mm (1.2 in)	47 of 100 (Notable)
Okemah	United States	Record daily precipitation	69.6 mm (2.7 in)	47 of 100 (Notable)
Anadarko 3 E	United States	Record daily precipitation	45.2 mm (1.8 in)	45 of 100 (Notable)
Greenville	United States	Record daily snowfall	5.1 cm (2.0 in)	43 of 100 (Notable)
Chattanooga	United States	Record daily precipitation	58.4 mm (2.3 in)	43 of 100 (Notable)
Big Spring	United States	Record daily precipitation	34.5 mm (1.4 in)	42 of 100 (Notable)
Greensburg	United States	Record daily snowfall	10.2 cm (4.0 in)	41 of 100 (Notable)
Pawhuska	United States	Record daily precipitation	34.0 mm (1.3 in)	41 of 100 (Notable)
Newton 6 SSE	United States	Record daily snowfall	6.4 cm (2.5 in)	40 of 100 (Notable)
Dutch Harbor	United States	Record low minimum temperature	-7.2 C (19.0 F)	40 of 100 (Notable)
Burdine 2 NE	United States	Record daily precipitation	50.8 mm (2.0 in)	39 of 100 (Notable)
Ada	United States	Record daily precipitation	59.7 mm (2.4 in)	39 of 100 (Notable)
Ackerly 4SE	United States	Record daily precipitation	29.2 mm (1.1 in)	39 of 100 (Notable)
Hermann	United States	Record daily snowfall	7.6 cm (3.0 in)	38 of 100 (Notable)
Throckmorton	United States	Record daily precipitation	38.1 mm (1.5 in)	38 of 100 (Notable)
Zinder	Niger	Record high minimum temperature	23.8 C (74.8 F)	37 of 100 (Notable)
Springs (Rwb)	South Africa	Record daily precipitation	49.1 mm (1.9 in)	37 of 100 (Notable)
Carlinville	United States	Record daily snowfall	5.6 cm (2.2 in)	37 of 100 (Notable)
Marlow 1 WSW	United States	Record daily precipitation	37.8 mm (1.5 in)	37 of 100 (Notable)
Eureka 1E	United States	Record daily snowfall	11.4 cm (4.5 in)	36 of 100 (Notable)
Norwich	United States	Record daily precipitation	33.0 mm (1.3 in)	36 of 100 (Notable)
Vladikavkaz	Russia	Record low maximum temperature	-1.4 C (29.5 F)	35 of 100 (Notable)
Troy	United States	Record daily snowfall	7.6 cm (3.0 in)	35 of 100 (Notable)
Farris 3 WNW	United States	Record daily precipitation	85.3 mm (3.4 in)	35 of 100 (Notable)
Prague 2W	United States	Record daily precipitation	59.7 mm (2.4 in)	35 of 100 (Notable)
Union City 3 SE	United States	Record daily precipitation	51.6 mm (2.0 in)	35 of 100 (Notable)
Laurens	United States	Record low minimum temperature	-6.1 C (21.0 F)	35 of 100 (Notable)
Ajaccio	France	Record daily precipitation	49.8 mm (2.0 in)	34 of 100 (Routine)
Portland	United States	Record daily precipitation	55.9 mm (2.2 in)	34 of 100 (Routine)
Medicine Lodge	United States	Record daily precipitation	39.4 mm (1.6 in)	34 of 100 (Routine)
Forsan	United States	Record daily precipitation	26.7 mm (1.1 in)	34 of 100 (Routine)
Rotan	United States	Record daily precipitation	34.3 mm (1.4 in)	34 of 100 (Routine)
San Saba	United States	Record daily precipitation	27.9 mm (1.1 in)	34 of 100 (Routine)
Charleston	United States	Record daily snowfall	5.6 cm (2.2 in)	33 of 100 (Routine)
Bixby	United States	Record daily precipitation	39.4 mm (1.6 in)	33 of 100 (Routine)
Carnegie 5 NE	United States	Record daily precipitation	29.2 mm (1.1 in)	33 of 100 (Routine)
Meeker 5 W	United States	Record low maximum temperature	4.4 C (39.9 F)	33 of 100 (Routine)
Ste Marie (River)	United States	Record daily precipitation	57.4 mm (2.3 in)	32 of 100 (Routine)
Mora	United States	Record low minimum temperature	-19.4 C (-2.9 F)	32 of 100 (Routine)
Peebles	United States	Record daily precipitation	46.5 mm (1.8 in)	32 of 100 (Routine)
Crater Lake Nps HQ	United States	Record snow depth	177.8 cm (70.0 in)	32 of 100 (Routine)
Dresden	United States	Record daily precipitation	64.3 mm (2.5 in)	32 of 100 (Routine)
Fairmont	United States	Record daily snowfall	5.1 cm (2.0 in)	32 of 100 (Routine)
Naalehu 14	United States	Record low minimum temperature	13.3 C (55.9 F)	32 of 100 (Routine)
Haskell	United States	Record daily precipitation	56.6 mm (2.2 in)	31 of 100 (Routine)
Meeker 5 W	United States	Record daily precipitation	45.7 mm (1.8 in)	31 of 100 (Routine)
Electra	United States	Record daily precipitation	33.8 mm (1.3 in)	31 of 100 (Routine)
Seymour 3NW	United States	Record daily precipitation	35.6 mm (1.4 in)	31 of 100 (Routine)
Morgantown Muni AP	United States	Record daily snowfall	15.2 cm (6.0 in)	31 of 100 (Routine)
Green Forest	United States	Record daily precipitation	52.3 mm (2.1 in)	30 of 100 (Routine)
Cottonwood Falls	United States	Record daily snowfall	5.1 cm (2.0 in)	30 of 100 (Routine)
Wewoka 3 SW	United States	Record daily precipitation	61.0 mm (2.4 in)	30 of 100 (Routine)
Eufaula 6 SSW	United States	Record daily precipitation	48.8 mm (1.9 in)	29 of 100 (Routine)
Frederick	United States	Record daily precipitation	30.2 mm (1.2 in)	29 of 100 (Routine)
Konawa	United States	Record daily precipitation	30.5 mm (1.2 in)	29 of 100 (Routine)

Counts by Type and Timescale

612 records

Records set or tied on 18 November 1984 by type: Highest daily maximum 36, Lowest daily maximum 57, Highest daily minimum 39, Lowest daily minimum 60, Heaviest daily rainfall 283, Heaviest daily snowfall 75, Deepest snow cover 62.

Records on 18 November 1984 by type
Record type	Records
Highest daily maximum	36
Lowest daily maximum	57
Highest daily minimum	39
Lowest daily minimum	60
Heaviest daily rainfall	283
Heaviest daily snowfall	75
Deepest snow cover	62

Records on 18 November 1984 by timescale: all-time 1, monthly 9, daily 602.

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 635.0. Ties are not counted.

Top 20 by Significance

18 November 1984

Top 20 records on 18 November 1984 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
18 November 1984	Flora 5 NW, US	daily snowfall	10.7 cm (4.2 in)	10.7 cm (4.2 in)	90 years	57 of 100 (Notable)
18 November 1984	Palestine, US	daily snowfall	6.4 cm (2.5 in)	6.4 cm (2.5 in)	90 years	53 of 100 (Notable)
18 November 1984	Ozark, US	daily rain	74.2 mm (2.9 in)	23.4 mm (0.9 in)	84 years	48 of 100 (Notable)
18 November 1984	Shawnee, US	daily rain	70.4 mm (2.8 in)	45.3 mm (1.8 in)	20 years	48 of 100 (Notable)
18 November 1984	Bourneville 1 SSW, US	daily snowfall	10.2 cm (4.0 in)	10.2 cm (4.0 in)	33 years	47 of 100 (Notable)
18 November 1984	Altus Dam, US	daily rain	31.0 mm (1.2 in)	20.6 mm (0.8 in)	37 years	47 of 100 (Notable)
18 November 1984	Okemah, US	daily rain	69.6 mm (2.7 in)	47.2 mm (1.9 in)	32 years	47 of 100 (Notable)
18 November 1984	Anadarko 3 E, US	daily rain	45.2 mm (1.8 in)	31.2 mm (1.2 in)	40 years	45 of 100 (Notable)
18 November 1984	Greenville, US	daily snowfall	5.1 cm (2.0 in)	5.1 cm (2.0 in)	89 years	43 of 100 (Notable)
18 November 1984	Chattanooga, US	daily rain	58.4 mm (2.3 in)	33.8 mm (1.3 in)	20 years	43 of 100 (Notable)
18 November 1984	Big Spring, US	daily rain	34.5 mm (1.4 in)	31.7 mm (1.2 in)	8 years	42 of 100 (Notable)
18 November 1984	Greensburg, US	daily snowfall	10.2 cm (4.0 in)	8.9 cm (3.5 in)	33 years	41 of 100 (Notable)
18 November 1984	Pawhuska, US	daily rain	34.0 mm (1.3 in)	11.1 mm (0.4 in)	84 years	41 of 100 (Notable)
18 November 1984	Newton 6 SSE, US	daily snowfall	6.4 cm (2.5 in)	6.1 cm (2.4 in)	58 years	40 of 100 (Notable)
18 November 1984	Dutch Harbor, US	daily low min	-7.2 C (19.0 F)	3.9 C (7.0 F)	65 years	40 of 100 (Notable)
18 November 1984	Burdine 2 NE, US	daily rain	50.8 mm (2.0 in)	29.2 mm (1.1 in)	27 years	39 of 100 (Notable)
18 November 1984	Ada, US	daily rain	59.7 mm (2.4 in)	32.8 mm (1.3 in)	32 years	39 of 100 (Notable)
18 November 1984	Ackerly 4SE, US	daily rain	29.2 mm (1.1 in)	22.1 mm (0.9 in)	37 years	39 of 100 (Notable)
18 November 1984	Hermann, US	daily snowfall	7.6 cm (3.0 in)	5.8 cm (2.3 in)	58 years	38 of 100 (Notable)
18 November 1984	Throckmorton, US	daily rain	38.1 mm (1.5 in)	25.1 mm (1.0 in)	20 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 1984

Records set or tied on this calendar date in each year from 1793 to 1984. 1984 had 612 records.

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

Records on 11-18 in each year
Year	Records
1793	2
1795	2
1805	1
1816	1
1823	1
1827	1
1829	2
1835	2
1838	1
1840	1
1845	1
1846	1
1847	1
1852	1
1856	2
1865	1
1869	1
1873	1
1875	2
1878	1
1879	1
1880	5
1881	2
1882	1
1883	1
1884	1
1885	3
1887	3
1888	2
1889	3
1890	3
1891	3
1892	2
1893	5
1894	3
1895	2
1896	5
1897	7
1898	2
1899	4
1900	16
1901	4
1902	12
1903	13
1904	19
1905	12
1906	24
1907	15
1908	10
1909	14
1910	7
1911	41
1912	81
1913	57
1914	77
1915	22
1916	30
1917	33
1918	61
1919	71
1920	27
1921	109
1922	36
1923	96
1924	191
1925	254
1926	270
1927	310
1928	319
1929	355
1930	471
1931	325
1932	347
1933	310
1934	574
1935	105
1936	362
1937	432
1938	328
1939	195
1940	241
1941	959
1942	575
1943	490
1944	265
1945	260
1946	707
1947	368
1948	363
1949	462
1950	416
1951	981
1952	479
1953	731
1954	339
1955	709
1956	269
1957	1,055
1958	1,219
1959	1,165
1960	507
1961	714
1962	488
1963	563
1964	986
1965	452
1966	273
1967	419
1968	502
1969	540
1970	296
1971	666
1972	478
1973	582
1974	643
1975	520
1976	605
1977	626
1978	960
1979	449
1980	1,771
1981	789
1982	559
1983	601
1984	612
1985	1,531
1986	1,334
1987	660
1988	416
1989	1,261
1990	534
1991	719
1992	764
1993	880
1994	1,103
1995	1,683
1996	1,289
1997	1,049
1998	1,016
1999	853
2000	1,621
2001	1,116
2002	848
2003	1,227
2004	1,169
2005	773
2006	755
2007	963
2008	1,346
2009	802
2010	668
2011	688
2012	520
2013	683
2014	2,530
2015	1,733
2016	1,157
2017	632
2018	646
2019	793
2020	1,618
2021	268
2022	1,287
2023	536
2024	576
2025	576

Download the Data

Data for records on 1984-11-18: 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	526
100 to 200	3
200 to 300	0
300 to 400	0
400 to 500	0
500 to 600	0
600 to 700	1