Weather Records on 11 November 1984

742 weather records were set or tied worldwide on 11 November 1984. Highest significance: Hanover, US.

Key Facts for 11 November 1984

On 11 November 1984, 742 weather records were set or tied at long-record stations worldwide.
233 were record highs and 104 were record lows, counting maximum and minimum temperature.
By timescale, 0 were all-time records, 7 monthly and 735 daily.
Hanover set a daily record precipitation of 49.5 mm (1.9 in) on 11 November 1984.
Across 161 earlier years (1800 to 2025) the same calendar date averaged 495 records.

Record Map

742 stations

742 station records on 11 November 1984 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 11 November 1984: highest significance records shown on the map
Station	Country	Type	Value	Significance
Hanover	United States	Record daily precipitation	49.5 mm (1.9 in)	67 of 100 (Major)
Hazelton	United States	Record daily snowfall	12.7 cm (5.0 in)	62 of 100 (Major)
Winamac 2SSE	United States	Record daily precipitation	65.3 mm (2.6 in)	61 of 100 (Major)
Charles City	United States	Record daily snowfall	8.9 cm (3.5 in)	60 of 100 (Major)
Changsha	China	Record daily precipitation	90.9 mm (3.6 in)	56 of 100 (Notable)
Rowena (Bunna Bunna)	Australia	Record daily precipitation	67.0 mm (2.6 in)	54 of 100 (Notable)
Ann Arbor U of Mich	United States	Record daily precipitation	45.7 mm (1.8 in)	53 of 100 (Notable)
Pontiac Wwtp	United States	Record daily precipitation	40.6 mm (1.6 in)	53 of 100 (Notable)
Hillsdale	United States	Record daily precipitation	51.6 mm (2.0 in)	52 of 100 (Notable)
Yale 1 NNW	United States	Record daily precipitation	39.4 mm (1.6 in)	49 of 100 (Notable)
Bellata (Aberfeldie)	Australia	Record daily precipitation	36.0 mm (1.4 in)	48 of 100 (Notable)
Tulloona (Coolanga)	Australia	Record daily precipitation	35.0 mm (1.4 in)	48 of 100 (Notable)
Saigo	Japan	Record daily precipitation	51.0 mm (2.0 in)	48 of 100 (Notable)
Williamston 3NE	United States	Record daily precipitation	32.5 mm (1.3 in)	48 of 100 (Notable)
Montpelier	United States	Record daily precipitation	37.1 mm (1.5 in)	48 of 100 (Notable)
Caledonia	United States	Record daily snowfall	5.1 cm (2.0 in)	47 of 100 (Notable)
Beulah	United States	Record daily precipitation	25.4 mm (1.0 in)	47 of 100 (Notable)
Warburton (O'Shannassy Reservo	Australia	Record daily precipitation	55.4 mm (2.2 in)	45 of 100 (Notable)
Watseka Public Works	United States	Record daily precipitation	49.8 mm (2.0 in)	45 of 100 (Notable)
Murphy 4ESE	United States	Record daily precipitation	28.4 mm (1.1 in)	45 of 100 (Notable)
Kumamoto	Japan	Record daily precipitation	46.0 mm (1.8 in)	44 of 100 (Notable)
Franklin	United States	Record daily precipitation	42.2 mm (1.7 in)	44 of 100 (Notable)
Williamston 3NE	United States	Record daily snowfall	12.7 cm (5.0 in)	44 of 100 (Notable)
Kempton (Oakmore)	Australia	Record daily precipitation	30.8 mm (1.2 in)	43 of 100 (Notable)
Waynesville 1 E	United States	Record daily precipitation	28.2 mm (1.1 in)	43 of 100 (Notable)
Idaho City	United States	Record snow depth	20.3 cm (8.0 in)	42 of 100 (Notable)
Angola	United States	Record daily precipitation	41.9 mm (1.6 in)	42 of 100 (Notable)
Monroeville 1 NW	United States	Record daily precipitation	38.1 mm (1.5 in)	42 of 100 (Notable)
Goodooga Post Office	Australia	Record daily precipitation	79.0 mm (3.1 in)	41 of 100 (Notable)
Boise Lucky Peak Dam	United States	Record daily precipitation	25.7 mm (1.0 in)	41 of 100 (Notable)
Sparta	United States	Record daily snowfall	5.1 cm (2.0 in)	41 of 100 (Notable)
Maroondah Weir (Melbourne Wate	Australia	Record daily precipitation	46.0 mm (1.8 in)	40 of 100 (Notable)
Ibukiyama Mtn (Aut)	Japan	Record daily precipitation	37.0 mm (1.5 in)	40 of 100 (Notable)
Hilts Slash Disposal	United States	Record daily precipitation	36.1 mm (1.4 in)	40 of 100 (Notable)
Ekaterinburg	Russia	Record low maximum temperature	-17.6 C (0.3 F)	39 of 100 (Notable)
Mullen 21 NW	United States	Record snow depth	40.6 cm (16.0 in)	38 of 100 (Notable)
Coranderrk Badger Weir	Australia	Record daily precipitation	47.2 mm (1.9 in)	37 of 100 (Notable)
Irkutsk	Russia	Record low minimum temperature	-28.6 C (-19.5 F)	37 of 100 (Notable)
Kljuchi	Russia	Record daily precipitation	31.0 mm (1.2 in)	37 of 100 (Notable)
Keams Canyon	United States	Record high maximum temperature	22.2 C (72.0 F)	37 of 100 (Notable)
Half Moon Bay	United States	Record daily precipitation	57.4 mm (2.3 in)	37 of 100 (Notable)
Lincoln	United States	Record daily precipitation	31.8 mm (1.3 in)	37 of 100 (Notable)
Rochester	United States	Record daily precipitation	40.6 mm (1.6 in)	37 of 100 (Notable)
Williamston 3NE	United States	Record snow depth	12.7 cm (5.0 in)	37 of 100 (Notable)
Cryon (Koothney)	Australia	Record daily precipitation	31.6 mm (1.2 in)	36 of 100 (Notable)
Nitta Yuma	United States	Record high minimum temperature	15.0 C (59.0 F)	36 of 100 (Notable)
Yahualica de Gonzalez Gallo (	Mexico	Record low maximum temperature	13.3 C (55.9 F)	35 of 100 (Notable)
Coolatai (Willunga)	Australia	Record daily precipitation	38.0 mm (1.5 in)	34 of 100 (Routine)
Jindivick	Australia	Record daily precipitation	48.4 mm (1.9 in)	34 of 100 (Routine)
Waterford (Tycor)	Ireland	Record daily precipitation	29.2 mm (1.1 in)	34 of 100 (Routine)
Perm	Russia	Record low maximum temperature	-16.6 C (2.1 F)	34 of 100 (Routine)
Ann Arbor U of Mich	United States	Record daily snowfall	9.9 cm (3.9 in)	34 of 100 (Routine)
Jefferson 2 E	United States	Record daily precipitation	33.0 mm (1.3 in)	34 of 100 (Routine)
Buckingham	United States	Record daily precipitation	66.0 mm (2.6 in)	34 of 100 (Routine)
Ignacio 1 N	United States	Record high minimum temperature	3.3 C (37.9 F)	33 of 100 (Routine)
Harmony	United States	Record snow depth	20.3 cm (8.0 in)	33 of 100 (Routine)
Naalehu 14	United States	Record low maximum temperature	20.0 C (68.0 F)	32 of 100 (Routine)
Bridgewater	Australia	Record daily precipitation	29.0 mm (1.1 in)	31 of 100 (Routine)
Pointe Noire	Congo (Brazzaville)	Record high maximum temperature	32.0 C (89.6 F)	31 of 100 (Routine)
Logansport Cicott St	United States	Record daily precipitation	31.0 mm (1.2 in)	31 of 100 (Routine)

Counts by Type and Timescale

742 records

Records set or tied on 11 November 1984 by type: Highest daily maximum 89, Lowest daily maximum 59, Highest daily minimum 144, Lowest daily minimum 45, Heaviest daily rainfall 333, Heaviest daily snowfall 21, Deepest snow cover 51.

Records on 11 November 1984 by type
Record type	Records
Highest daily maximum	89
Lowest daily maximum	59
Highest daily minimum	144
Lowest daily minimum	45
Heaviest daily rainfall	333
Heaviest daily snowfall	21
Deepest snow cover	51

Records on 11 November 1984 by timescale: all-time 0, monthly 7, daily 735.

How Much Records Were Beaten By

626 broken records

Margins by which the 626 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 355.0. Ties are not counted.

Top 20 by Significance

11 November 1984

Top 20 records on 11 November 1984 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
11 November 1984	Hanover, US	daily rain	49.5 mm (1.9 in)	26.9 mm (1.1 in)	96 years	67 of 100 (Major)
11 November 1984	Hazelton, US	daily snowfall	12.7 cm (5.0 in)	12.4 cm (4.9 in)	64 years	62 of 100 (Major)
11 November 1984	Winamac 2SSE, US	daily rain	65.3 mm (2.6 in)	45.0 mm (1.8 in)	44 years	61 of 100 (Major)
11 November 1984	Charles City, US	daily snowfall	8.9 cm (3.5 in)	8.9 cm (3.5 in)	88 years	60 of 100 (Major)
11 November 1984	Changsha, CN	monthly rain	90.9 mm (3.6 in)	42.7 mm (1.7 in)	12 years	56 of 100 (Notable)
11 November 1984	Rowena (Bunna Bunna), AU	daily rain	67.0 mm (2.6 in)	47.9 mm (1.9 in)	34 years	54 of 100 (Notable)
11 November 1984	Ann Arbor U of Mich, US	daily rain	45.7 mm (1.8 in)	23.9 mm (0.9 in)	44 years	53 of 100 (Notable)
11 November 1984	Pontiac Wwtp, US	daily rain	40.6 mm (1.6 in)	20.8 mm (0.8 in)	49 years	53 of 100 (Notable)
11 November 1984	Hillsdale, US	daily rain	51.6 mm (2.0 in)	25.7 mm (1.0 in)	44 years	52 of 100 (Notable)
11 November 1984	Yale 1 NNW, US	daily rain	39.4 mm (1.6 in)	24.2 mm (1.0 in)	37 years	49 of 100 (Notable)
11 November 1984	Bellata (Aberfeldie), AU	daily rain	36.0 mm (1.4 in)	16.4 mm (0.6 in)	81 years	48 of 100 (Notable)
11 November 1984	Tulloona (Coolanga), AU	daily rain	35.0 mm (1.4 in)	17.0 mm (0.7 in)	81 years	48 of 100 (Notable)
11 November 1984	Saigo, JP	daily rain	51.0 mm (2.0 in)	35.5 mm (1.4 in)	32 years	48 of 100 (Notable)
11 November 1984	Williamston 3NE, US	daily rain	32.5 mm (1.3 in)	21.1 mm (0.8 in)	37 years	48 of 100 (Notable)
11 November 1984	Montpelier, US	daily rain	37.1 mm (1.5 in)	13.0 mm (0.5 in)	81 years	48 of 100 (Notable)
11 November 1984	Caledonia, US	daily snowfall	5.1 cm (2.0 in)	5.1 cm (2.0 in)	90 years	47 of 100 (Notable)
11 November 1984	Beulah, US	daily rain	25.4 mm (1.0 in)	7.1 mm (0.28 in)	81 years	47 of 100 (Notable)
11 November 1984	Warburton (O'Shannassy Reservo, AU	daily rain	55.4 mm (2.2 in)	28.5 mm (1.1 in)	39 years	45 of 100 (Notable)
11 November 1984	Watseka Public Works, US	daily rain	49.8 mm (2.0 in)	23.1 mm (0.9 in)	44 years	45 of 100 (Notable)
11 November 1984	Murphy 4ESE, US	daily rain	28.4 mm (1.1 in)	8.1 mm (0.32 in)	102 years	45 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

1800 to 1984

Records set or tied on this calendar date in each year from 1800 to 1984. 1984 had 742 records.

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

Records on 11-11 in each year
Year	Records
1800	1
1811	2
1813	1
1815	1
1835	1
1837	1
1846	1
1848	1
1849	1
1858	2
1864	2
1866	1
1868	1
1873	1
1875	2
1876	2
1877	2
1878	1
1879	2
1881	3
1882	2
1883	3
1884	1
1886	2
1887	2
1888	3
1890	4
1891	3
1892	2
1893	1
1894	3
1895	13
1896	4
1897	5
1898	5
1899	9
1900	6
1901	11
1902	1
1903	7
1904	13
1905	6
1906	9
1907	10
1908	12
1909	26
1910	31
1911	35
1912	17
1913	49
1914	54
1915	34
1916	72
1917	31
1918	25
1919	144
1920	118
1921	129
1922	25
1923	61
1924	343
1925	87
1926	368
1927	365
1928	88
1929	297
1930	202
1931	365
1932	252
1933	391
1934	216
1935	761
1936	479
1937	256
1938	250
1939	198
1940	873
1941	291
1942	235
1943	260
1944	333
1945	693
1946	811
1947	599
1948	305
1949	932
1950	1,035
1951	248
1952	356
1953	396
1954	543
1955	855
1956	587
1957	404
1958	206
1959	496
1960	404
1961	354
1962	324
1963	369
1964	782
1965	471
1966	769
1967	421
1968	737
1969	554
1970	1,330
1971	677
1972	423
1973	963
1974	540
1975	597
1976	644
1977	843
1978	1,558
1979	892
1980	854
1981	809
1982	1,507
1983	1,027
1984	742
1985	1,803
1986	2,470
1987	1,673
1988	685
1989	1,161
1990	1,012
1991	1,307
1992	1,418
1993	840
1994	734
1995	2,065
1996	1,159
1997	1,456
1998	1,442
1999	1,138
2000	1,623
2001	718
2002	1,553
2003	652
2004	1,069
2005	1,076
2006	1,228
2007	686
2008	950
2009	1,072
2010	1,110
2011	621
2012	1,455
2013	426
2014	828
2015	796
2016	766
2017	690
2018	967
2019	905
2020	1,558
2021	805
2022	1,583
2023	409
2024	487
2025	1,123

Download the Data

Data for records on 1984-11-11: 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	600
50 to 100	16
100 to 150	8
150 to 200	1
200 to 250	0
250 to 300	0
300 to 350	0
350 to 400	1