Weather Records on 11 December 2020

517 weather records were set or tied worldwide on 11 December 2020. Highest significance: Noreena Downs, AU.

Key Facts for 11 December 2020

On 11 December 2020, 517 weather records were set or tied at long-record stations worldwide.
342 were record highs and 45 were record lows, counting maximum and minimum temperature.
By timescale, 0 were all-time records, 4 monthly and 513 daily.
Noreena Downs set a daily record precipitation of 60.2 mm (2.4 in) on 11 December 2020.
Across 154 earlier years (1796 to 2025) the same calendar date averaged 473 records.

Record Map

517 stations

517 station records on 11 December 2020 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 11 December 2020: highest significance records shown on the map
Station	Country	Type	Value	Significance
Noreena Downs	Australia	Record daily precipitation	60.2 mm (2.4 in)	72 of 100 (Major)
Bonney Downs	Australia	Record daily precipitation	87.0 mm (3.4 in)	70 of 100 (Major)
Wallareenya	Australia	Record daily precipitation	80.0 mm (3.1 in)	66 of 100 (Major)
Zakatala	Azerbaijan	Record daily precipitation	99.6 mm (3.9 in)	63 of 100 (Major)
Goychay	Azerbaijan	Record daily precipitation	99.3 mm (3.9 in)	61 of 100 (Major)
Indee	Australia	Record daily precipitation	62.0 mm (2.4 in)	60 of 100 (Major)
Moola Bulla	Australia	Record daily precipitation	43.0 mm (1.7 in)	58 of 100 (Notable)
Noupoort	South Africa	Record daily precipitation	43.9 mm (1.7 in)	56 of 100 (Notable)
Toamasina	Madagascar	Record daily precipitation	156.0 mm (6.1 in)	54 of 100 (Notable)
Dampier Salt	Australia	Record daily precipitation	58.6 mm (2.3 in)	53 of 100 (Notable)
Mount Florance	Australia	Record daily precipitation	73.7 mm (2.9 in)	51 of 100 (Notable)
Jarrahwood	Australia	Record daily precipitation	35.4 mm (1.4 in)	51 of 100 (Notable)
Karratha Aero	Australia	Record daily precipitation	63.8 mm (2.5 in)	50 of 100 (Notable)
Nemours (Ghazaouet)	Algeria	Record high minimum temperature	18.7 C (65.7 F)	49 of 100 (Notable)
Bidyadanga	Australia	Record daily precipitation	58.8 mm (2.3 in)	49 of 100 (Notable)
Coolawanyah	Australia	Record daily precipitation	67.4 mm (2.7 in)	47 of 100 (Notable)
Coffs Harbour Mo	Australia	Record daily precipitation	150.6 mm (5.9 in)	47 of 100 (Notable)
Allerton	United States	Record high maximum temperature	18.3 C (64.9 F)	46 of 100 (Notable)
Lacrosse	United States	Record daily snowfall	7.6 cm (3.0 in)	46 of 100 (Notable)
Port Smith	Australia	Record daily precipitation	140.0 mm (5.5 in)	43 of 100 (Notable)
Casey	United States	Record high maximum temperature	17.8 C (64.0 F)	43 of 100 (Notable)
Robinson	United States	Record high maximum temperature	17.8 C (64.0 F)	43 of 100 (Notable)
Caledonia	United States	Record high maximum temperature	12.8 C (55.0 F)	43 of 100 (Notable)
Halls Creek Airport	Australia	Record daily precipitation	34.0 mm (1.3 in)	42 of 100 (Notable)
South West Rocks (Smoky Cape L	Australia	Record daily precipitation	70.0 mm (2.8 in)	41 of 100 (Notable)
Albacete Los Llanos	Spain	Record high minimum temperature	11.6 C (52.9 F)	41 of 100 (Notable)
Conception	United States	Record high maximum temperature	18.3 C (64.9 F)	41 of 100 (Notable)
Lynch	United States	Record high minimum temperature	-0.6 C (30.9 F)	41 of 100 (Notable)
Port Hedland Airport	Australia	Record daily precipitation	64.6 mm (2.5 in)	40 of 100 (Notable)
Torrevieja	Spain	Record high maximum temperature	26.2 C (79.2 F)	40 of 100 (Notable)
Corning	United States	Record high maximum temperature	17.2 C (63.0 F)	40 of 100 (Notable)
Iowa City	United States	Record high maximum temperature	16.1 C (61.0 F)	40 of 100 (Notable)
Toledo 3N	United States	Record high maximum temperature	15.6 C (60.1 F)	40 of 100 (Notable)
Walker	United States	Record high maximum temperature	12.8 C (55.0 F)	40 of 100 (Notable)
Houston	United States	Record high maximum temperature	21.7 C (71.1 F)	40 of 100 (Notable)
Marshfield Exp Farm	United States	Record high maximum temperature	10.6 C (51.1 F)	40 of 100 (Notable)
Calico Rock 2 WSW	United States	Record high maximum temperature	24.4 C (75.9 F)	39 of 100 (Notable)
Mammoth Spring	United States	Record high maximum temperature	24.4 C (75.9 F)	39 of 100 (Notable)
Sugar City	United States	Record daily snowfall	10.2 cm (4.0 in)	37 of 100 (Notable)
Minden	United States	Record high maximum temperature	26.1 C (79.0 F)	37 of 100 (Notable)
Hastings Dam 2	United States	Record high maximum temperature	10.0 C (50.0 F)	36 of 100 (Notable)
Idabel	United States	Record high maximum temperature	25.6 C (78.1 F)	36 of 100 (Notable)
Warambie	Australia	Record daily precipitation	72.0 mm (2.8 in)	35 of 100 (Notable)
Tillabery	Niger	Record high maximum temperature	39.3 C (102.7 F)	35 of 100 (Notable)
Teec Nos Pos	United States	Record daily snowfall	7.6 cm (3.0 in)	35 of 100 (Notable)
Hot Springs 1 NNE	United States	Record high maximum temperature	22.8 C (73.0 F)	35 of 100 (Notable)
Telfer Aero	Australia	Record low maximum temperature	28.8 C (83.8 F)	34 of 100 (Routine)
Carlindie	Australia	Record daily precipitation	46.0 mm (1.8 in)	33 of 100 (Routine)
Saint Charles	United States	Record high maximum temperature	24.4 C (75.9 F)	33 of 100 (Routine)
W Plains	United States	Record high maximum temperature	25.0 C (77.0 F)	33 of 100 (Routine)
Mtn Home 1 NNW	United States	Record high maximum temperature	24.4 C (75.9 F)	32 of 100 (Routine)
Hampton	United States	Record high maximum temperature	14.4 C (57.9 F)	32 of 100 (Routine)
University	United States	Record high maximum temperature	25.0 C (77.0 F)	32 of 100 (Routine)
Alma Dam 4	United States	Record high maximum temperature	12.2 C (54.0 F)	32 of 100 (Routine)
Sturgeon Bay Exp Farm	United States	Record high maximum temperature	9.4 C (48.9 F)	32 of 100 (Routine)
Willow Rsvr	United States	Record high maximum temperature	8.9 C (48.0 F)	32 of 100 (Routine)
Kurdjali	Bulgaria	Record daily precipitation	41.9 mm (1.6 in)	31 of 100 (Routine)
Ramnicu Valcea	Romania	Record daily precipitation	25.4 mm (1.0 in)	31 of 100 (Routine)
Turkmen-Bashi	Turkmenistan	Record low minimum temperature	-9.3 C (15.3 F)	31 of 100 (Routine)
Lead Hill	United States	Record high maximum temperature	25.6 C (78.1 F)	31 of 100 (Routine)

Counts by Type and Timescale

517 records

Records set or tied on 11 December 2020 by type: Highest daily maximum 258, Lowest daily maximum 23, Highest daily minimum 84, Lowest daily minimum 22, Heaviest daily rainfall 108, Heaviest daily snowfall 20, Deepest snow cover 2.

Records on 11 December 2020 by type
Record type	Records
Highest daily maximum	258
Lowest daily maximum	23
Highest daily minimum	84
Lowest daily minimum	22
Heaviest daily rainfall	108
Heaviest daily snowfall	20
Deepest snow cover	2

Records on 11 December 2020 by timescale: all-time 0, monthly 4, daily 513.

How Much Records Were Beaten By

413 broken records

Margins by which the 413 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 126.0. Ties are not counted.

Top 20 by Significance

11 December 2020

Top 20 records on 11 December 2020 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
11 December 2020	Noreena Downs, AU	daily rain	60.2 mm (2.4 in)	51.6 mm (2.0 in)	99 years	72 of 100 (Major)
11 December 2020	Bonney Downs, AU	daily rain	87.0 mm (3.4 in)	55.8 mm (2.2 in)	72 years	70 of 100 (Major)
11 December 2020	Wallareenya, AU	daily rain	80.0 mm (3.1 in)	63.7 mm (2.5 in)	87 years	66 of 100 (Major)
11 December 2020	Zakatala, AZ	daily rain	99.6 mm (3.9 in)	79.5 mm (3.1 in)	50 years	63 of 100 (Major)
11 December 2020	Goychay, AZ	daily rain	99.3 mm (3.9 in)	82.1 mm (3.2 in)	44 years	61 of 100 (Major)
11 December 2020	Indee, AU	daily rain	62.0 mm (2.4 in)	48.3 mm (1.9 in)	65 years	60 of 100 (Major)
11 December 2020	Moola Bulla, AU	daily rain	43.0 mm (1.7 in)	27.8 mm (1.1 in)	109 years	58 of 100 (Notable)
11 December 2020	Noupoort, ZA	daily rain	43.9 mm (1.7 in)	15.7 mm (0.6 in)	125 years	56 of 100 (Notable)
11 December 2020	Toamasina, MG	daily rain	156.0 mm (6.1 in)	111.0 mm (4.4 in)	34 years	54 of 100 (Notable)
11 December 2020	Dampier Salt, AU	daily rain	58.6 mm (2.3 in)	58.6 mm (2.3 in)	51 years	53 of 100 (Notable)
11 December 2020	Mount Florance, AU	daily rain	73.7 mm (2.9 in)	50.7 mm (2.0 in)	25 years	51 of 100 (Notable)
11 December 2020	Jarrahwood, AU	daily rain	35.4 mm (1.4 in)	21.2 mm (0.8 in)	38 years	51 of 100 (Notable)
11 December 2020	Karratha Aero, AU	daily rain	63.8 mm (2.5 in)	63.8 mm (2.5 in)	48 years	50 of 100 (Notable)
11 December 2020	Nemours (Ghazaouet), DZ	daily high min	18.7 C (65.7 F)	3.7 C (6.7 F)	93 years	49 of 100 (Notable)
11 December 2020	Bidyadanga, AU	daily rain	58.8 mm (2.3 in)	41.8 mm (1.6 in)	90 years	49 of 100 (Notable)
11 December 2020	Coolawanyah, AU	daily rain	67.4 mm (2.7 in)	50.9 mm (2.0 in)	63 years	47 of 100 (Notable)
11 December 2020	Coffs Harbour Mo, AU	daily rain	150.6 mm (5.9 in)	38.6 mm (1.5 in)	65 years	47 of 100 (Notable)
11 December 2020	Allerton, US	daily high max	18.3 C (64.9 F)	4.4 C (7.9 F)	115 years	46 of 100 (Notable)
11 December 2020	Lacrosse, US	daily snowfall	7.6 cm (3.0 in)	2.5 cm (1.0 in)	99 years	46 of 100 (Notable)
11 December 2020	Port Smith, AU	daily rain	140.0 mm (5.5 in)	126.0 mm (5.0 in)	4 years	43 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 2020

Records set or tied on this calendar date in each year from 1796 to 2020. 2020 had 517 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 2020-12-11: 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	377
20 to 40	17
40 to 60	11
60 to 80	5
80 to 100	1
100 to 120	1
120 to 140	1