Weather Records on 11 December 1984

1,013 weather records were set or tied worldwide on 11 December 1984. Highest significance: Tenterfield (Federation Park), AU.

Key Facts for 11 December 1984

On 11 December 1984, 1,013 weather records were set or tied at long-record stations worldwide.
371 were record highs and 127 were record lows, counting maximum and minimum temperature.
By timescale, 1 were all-time records, 32 monthly and 980 daily.
Tenterfield (Federation Park) set a daily record precipitation of 85.2 mm (3.4 in) on 11 December 1984.
Across 154 earlier years (1796 to 2025) the same calendar date averaged 469 records.

Record Map

1,013 stations

1,013 station records on 11 December 1984 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 11 December 1984: highest significance records shown on the map
Station	Country	Type	Value	Significance
Tenterfield (Federation Park)	Australia	Record daily precipitation	85.2 mm (3.4 in)	80 of 100 (Exceptional)
Ogallala	United States	Record daily precipitation	44.5 mm (1.8 in)	71 of 100 (Major)
Donors Hill Station	Australia	Record daily precipitation	152.0 mm (6.0 in)	63 of 100 (Major)
Newberry-Luce Co Rd Commission	United States	Record daily precipitation	25.9 mm (1.0 in)	62 of 100 (Major)
Texas Post Office	Australia	Record daily precipitation	76.0 mm (3.0 in)	61 of 100 (Major)
Wallangarra Post Office	Australia	Record daily precipitation	103.2 mm (4.1 in)	58 of 100 (Notable)
Rolleston	Australia	Record daily precipitation	93.0 mm (3.7 in)	57 of 100 (Notable)
Bonshaw (Campbell St)	Australia	Record daily precipitation	112.0 mm (4.4 in)	55 of 100 (Notable)
Wellingrove (Wangalea)	Australia	Record daily precipitation	73.2 mm (2.9 in)	55 of 100 (Notable)
Parker	United States	Record daily precipitation	27.2 mm (1.1 in)	54 of 100 (Notable)
Deepwater Post Office	Australia	Record daily precipitation	59.0 mm (2.3 in)	52 of 100 (Notable)
Rumbulara Vineyards	Australia	Record daily precipitation	68.3 mm (2.7 in)	51 of 100 (Notable)
Poway Valley	United States	Record daily precipitation	25.7 mm (1.0 in)	51 of 100 (Notable)
Taroom Post Office	Australia	Record daily precipitation	55.0 mm (2.2 in)	50 of 100 (Notable)
Tamworth Airport	Australia	Record daily precipitation	56.6 mm (2.2 in)	50 of 100 (Notable)
Mole River (Trenayr)	Australia	Record daily precipitation	84.4 mm (3.3 in)	50 of 100 (Notable)
Sahuaripa	Mexico	Record daily precipitation	64.8 mm (2.6 in)	50 of 100 (Notable)
Choix (Smn)	Mexico	Record daily precipitation	64.3 mm (2.5 in)	49 of 100 (Notable)
Tesia	Mexico	Record daily precipitation	56.9 mm (2.2 in)	49 of 100 (Notable)
P-Ranch South Place	United States	Record daily snowfall	5.8 cm (2.3 in)	49 of 100 (Notable)
Yetman (Warialda Street)	Australia	Record daily precipitation	89.2 mm (3.5 in)	48 of 100 (Notable)
Guyra Post Office	Australia	Record daily precipitation	54.0 mm (2.1 in)	48 of 100 (Notable)
Creel (Cfe)	Mexico	Record daily precipitation	50.8 mm (2.0 in)	48 of 100 (Notable)
Madera	Mexico	Record daily precipitation	53.8 mm (2.1 in)	48 of 100 (Notable)
Tres Hermanos	Mexico	Record daily precipitation	62.0 mm (2.4 in)	48 of 100 (Notable)
Graman (Ulupna)	Australia	Record daily precipitation	49.0 mm (1.9 in)	47 of 100 (Notable)
Kangiara (Laverstock)	Australia	Record daily precipitation	56.0 mm (2.2 in)	47 of 100 (Notable)
Kumagaya	Japan	Record daily precipitation	43.0 mm (1.7 in)	47 of 100 (Notable)
Bamicori	Mexico	Record daily precipitation	51.8 mm (2.0 in)	47 of 100 (Notable)
San Bernardo (Smn)	Mexico	Record daily precipitation	85.9 mm (3.4 in)	47 of 100 (Notable)
Dillingham FAA AP	United States	Record daily precipitation	25.4 mm (1.0 in)	47 of 100 (Notable)
Coolatai (Orana)	Australia	Record daily precipitation	56.2 mm (2.2 in)	46 of 100 (Notable)
Glen Elgin (Glenbrook)	Australia	Record daily precipitation	71.0 mm (2.8 in)	46 of 100 (Notable)
Har Kenaan	Israel	Record daily precipitation	78.8 mm (3.1 in)	46 of 100 (Notable)
Greylingstad (Sar)	South Africa	Record daily precipitation	58.0 mm (2.3 in)	46 of 100 (Notable)
Sharon Springs	United States	Record high minimum temperature	6.1 C (43.0 F)	46 of 100 (Notable)
Stamford Station	Australia	Record daily precipitation	46.0 mm (1.8 in)	45 of 100 (Notable)
Gunnedah Resource Centre	Australia	Record daily precipitation	71.6 mm (2.8 in)	45 of 100 (Notable)
Ravenswood Post Office	Australia	Record daily precipitation	88.0 mm (3.5 in)	44 of 100 (Notable)
Bundarra (Araluen)	Australia	Record daily precipitation	55.4 mm (2.2 in)	44 of 100 (Notable)
Ashford (Sunhaven Hostel)	Australia	Record daily precipitation	58.0 mm (2.3 in)	44 of 100 (Notable)
Glen Morrison (Branga Plains)	Australia	Record daily precipitation	52.5 mm (2.1 in)	44 of 100 (Notable)
Oshima	Japan	Record daily precipitation	115.0 mm (4.5 in)	43 of 100 (Notable)
Emmaville (Strathbogie)	Australia	Record daily precipitation	53.0 mm (2.1 in)	42 of 100 (Notable)
Owase	Japan	Record daily precipitation	334.0 mm (13.1 in)	42 of 100 (Notable)
Weabonga (Stoneleigh)	Australia	Record daily precipitation	51.2 mm (2.0 in)	41 of 100 (Notable)
Bendemeer (Caroline St)	Australia	Record daily precipitation	36.6 mm (1.4 in)	40 of 100 (Notable)
Weabonga (Monomeeth)	Australia	Record daily precipitation	49.4 mm (1.9 in)	40 of 100 (Notable)
Red Range (Victoria St)	Australia	Record daily precipitation	43.0 mm (1.7 in)	40 of 100 (Notable)
Guerrero (Smn)	Mexico	Record daily precipitation	27.9 mm (1.1 in)	40 of 100 (Notable)
Springwood Station	Australia	Record daily precipitation	73.0 mm (2.9 in)	39 of 100 (Notable)
Aramac Post Office	Australia	Record daily precipitation	32.0 mm (1.3 in)	39 of 100 (Notable)
Mullaley Post Office	Australia	Record daily precipitation	46.0 mm (1.8 in)	39 of 100 (Notable)
Inverell Research Centre	Australia	Record daily precipitation	50.4 mm (2.0 in)	39 of 100 (Notable)
Tenterfield (Mole Station)	Australia	Record daily precipitation	64.0 mm (2.5 in)	39 of 100 (Notable)
Chinipas (Smn)	Mexico	Record daily precipitation	54.9 mm (2.2 in)	39 of 100 (Notable)
Ochoco Rs	United States	Record daily snowfall	11.4 cm (4.5 in)	39 of 100 (Notable)
Paisley	United States	Record daily snowfall	7.6 cm (3.0 in)	39 of 100 (Notable)
Attu	United States	Record low minimum temperature	-15.0 C (5.0 F)	39 of 100 (Notable)
Glen Innes Post Office	Australia	Record daily precipitation	66.4 mm (2.6 in)	38 of 100 (Notable)

Counts by Type and Timescale

1,013 records

Records set or tied on 11 December 1984 by type: Highest daily maximum 79, Lowest daily maximum 50, Highest daily minimum 292, Lowest daily minimum 77, Heaviest daily rainfall 446, Heaviest daily snowfall 58, Deepest snow cover 11.

Records on 11 December 1984 by type
Record type	Records
Highest daily maximum	79
Lowest daily maximum	50
Highest daily minimum	292
Lowest daily minimum	77
Heaviest daily rainfall	446
Heaviest daily snowfall	58
Deepest snow cover	11

Records on 11 December 1984 by timescale: all-time 1, monthly 32, daily 980.

How Much Records Were Beaten By

891 broken records

Margins by which the 891 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 135.5. Ties are not counted.

Top 20 by Significance

11 December 1984

Top 20 records on 11 December 1984 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
11 December 1984	Tenterfield (Federation Park), AU	daily rain	85.2 mm (3.4 in)	52.9 mm (2.1 in)	105 years	80 of 100 (Exceptional)
11 December 1984	Ogallala, US	monthly rain	44.5 mm (1.8 in)	24.2 mm (1.0 in)	42 years	71 of 100 (Major)
11 December 1984	Donors Hill Station, AU	daily rain	152.0 mm (6.0 in)	135.5 mm (5.3 in)	48 years	63 of 100 (Major)
11 December 1984	Newberry-Luce Co Rd Commission, US	daily rain	25.9 mm (1.0 in)	15.5 mm (0.6 in)	53 years	62 of 100 (Major)
11 December 1984	Texas Post Office, AU	daily rain	76.0 mm (3.0 in)	39.2 mm (1.5 in)	69 years	61 of 100 (Major)
11 December 1984	Wallangarra Post Office, AU	monthly rain	103.2 mm (4.1 in)	30.3 mm (1.2 in)	49 years	58 of 100 (Notable)
11 December 1984	Rolleston, AU	daily rain	93.0 mm (3.7 in)	51.1 mm (2.0 in)	59 years	57 of 100 (Notable)
11 December 1984	Bonshaw (Campbell St), AU	monthly rain	112.0 mm (4.4 in)	23.1 mm (0.9 in)	53 years	55 of 100 (Notable)
11 December 1984	Wellingrove (Wangalea), AU	daily rain	73.2 mm (2.9 in)	23.4 mm (0.9 in)	86 years	55 of 100 (Notable)
11 December 1984	Parker, US	daily rain	27.2 mm (1.1 in)	21.6 mm (0.9 in)	52 years	54 of 100 (Notable)
11 December 1984	Deepwater Post Office, AU	daily rain	59.0 mm (2.3 in)	35.4 mm (1.4 in)	48 years	52 of 100 (Notable)
11 December 1984	Rumbulara Vineyards, AU	daily rain	68.3 mm (2.7 in)	40.1 mm (1.6 in)	48 years	51 of 100 (Notable)
11 December 1984	Poway Valley, US	daily rain	25.7 mm (1.0 in)	20.1 mm (0.8 in)	82 years	51 of 100 (Notable)
11 December 1984	Taroom Post Office, AU	daily rain	55.0 mm (2.2 in)	25.0 mm (1.0 in)	81 years	50 of 100 (Notable)
11 December 1984	Tamworth Airport, AU	daily rain	56.6 mm (2.2 in)	31.2 mm (1.2 in)	48 years	50 of 100 (Notable)
11 December 1984	Mole River (Trenayr), AU	monthly rain	84.4 mm (3.3 in)	29.3 mm (1.2 in)	22 years	50 of 100 (Notable)
11 December 1984	Sahuaripa, MX	daily rain	64.8 mm (2.6 in)	57.9 mm (2.3 in)	22 years	50 of 100 (Notable)
11 December 1984	Choix (Smn), MX	daily rain	64.3 mm (2.5 in)	63.0 mm (2.5 in)	21 years	49 of 100 (Notable)
11 December 1984	Tesia, MX	daily rain	56.9 mm (2.2 in)	55.4 mm (2.2 in)	21 years	49 of 100 (Notable)
11 December 1984	P-Ranch South Place, US	daily snowfall	5.8 cm (2.3 in)	5.8 cm (2.3 in)	86 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

1796 to 1984

Records set or tied on this calendar date in each year from 1796 to 1984. 1984 had 1,013 records.

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

Records on 12-11 in each year
Year	Records
1796	2
1808	2
1815	2
1825	2
1841	1
1852	1
1855	2
1862	1
1868	1
1869	3
1871	4
1872	1
1876	2
1877	1
1878	2
1879	4
1880	2
1882	3
1886	1
1887	1
1889	1
1891	3
1892	2
1893	3
1894	1
1895	4
1897	2
1898	14
1899	5
1900	4
1901	5
1902	6
1903	2
1904	28
1905	15
1906	12
1907	30
1908	18
1909	7
1910	31
1911	49
1912	36
1913	8
1914	13
1915	93
1916	55
1917	103
1918	32
1919	40
1920	58
1921	49
1922	143
1923	88
1924	84
1925	81
1926	77
1927	232
1928	111
1929	345
1930	72
1931	762
1932	696
1933	260
1934	480
1935	290
1936	357
1937	839
1938	231
1939	626
1940	302
1941	353
1942	263
1943	196
1944	407
1945	234
1946	717
1947	342
1948	153
1949	1,201
1950	463
1951	261
1952	923
1953	157
1954	492
1955	312
1956	300
1957	517
1958	985
1959	322
1960	746
1961	1,300
1962	723
1963	604
1964	542
1965	1,216
1966	525
1967	945
1968	543
1969	587
1970	617
1971	900
1972	1,514
1973	334
1974	313
1975	454
1976	380
1977	1,182
1978	678
1979	847
1980	522
1981	949
1982	657
1983	971
1984	1,013
1985	1,471
1986	561
1987	639
1988	850
1989	584
1990	747
1991	1,102
1992	1,357
1993	749
1994	1,243
1995	1,837
1996	1,307
1997	1,203
1998	1,012
1999	769
2000	1,584
2001	626
2002	1,139
2003	646
2004	1,166
2005	816
2006	858
2007	1,613
2008	1,312
2009	1,091
2010	1,284
2011	416
2012	618
2013	737
2014	893
2015	1,183
2016	489
2017	670
2018	353
2019	442
2020	517
2021	1,175
2022	679
2023	814
2024	539
2025	1,691

Download the Data

Data for records on 1984-12-11: 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 20	754
20 to 40	85
40 to 60	32
60 to 80	11
80 to 100	4
100 to 120	2
120 to 140	3