Weather Records on 20 December 2004

836 weather records were set or tied worldwide on 20 December 2004. Highest significance: Mosquito Creek Lake, US.

Key Facts for 20 December 2004

On 20 December 2004, 836 weather records were set or tied at long-record stations worldwide.
302 were record highs and 379 were record lows, counting maximum and minimum temperature.
By timescale, 0 were all-time records, 21 monthly and 815 daily.
Mosquito Creek Lake set a monthly record daily precipitation of 76.2 mm (3.0 in) on 20 December 2004.
Across 163 earlier years (1793 to 2025) the same calendar date averaged 465 records.

Record Map

836 stations

836 station records on 20 December 2004 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 20 December 2004: highest significance records shown on the map
Station	Country	Type	Value	Significance
Mosquito Creek Lake	United States	Record daily precipitation	76.2 mm (3.0 in)	66 of 100 (Major)
Tabora Airport	Tanzania	Record daily precipitation	119.9 mm (4.7 in)	62 of 100 (Major)
Manistique Wwtp	United States	Record daily snowfall	55.9 cm (22.0 in)	62 of 100 (Major)
Green Bay	United States	Record daily snowfall	19.3 cm (7.6 in)	62 of 100 (Major)
Charlevoix	United States	Record low minimum temperature	-18.3 C (-0.9 F)	51 of 100 (Notable)
Tarboro 1 S	United States	Record daily snowfall	5.1 cm (2.0 in)	47 of 100 (Notable)
E Tawas	United States	Record low maximum temperature	-15.6 C (3.9 F)	44 of 100 (Notable)
Howell Wwtp	United States	Record low maximum temperature	-12.8 C (9.0 F)	44 of 100 (Notable)
Philippi	United States	Record low minimum temperature	-17.2 C (1.0 F)	44 of 100 (Notable)
Nemours (Ghazaouet)	Algeria	Record high minimum temperature	16.0 C (60.8 F)	43 of 100 (Notable)
Detour Village	United States	Record low maximum temperature	-13.9 C (7.0 F)	43 of 100 (Notable)
Howell Wwtp	United States	Record low minimum temperature	-21.7 C (-7.1 F)	43 of 100 (Notable)
Denman (Palace Street)	Australia	Record daily precipitation	35.0 mm (1.4 in)	42 of 100 (Notable)
Petoskey	United States	Record daily snowfall	22.9 cm (9.0 in)	42 of 100 (Notable)
Buffalo	United States	Record high maximum temperature	16.1 C (61.0 F)	42 of 100 (Notable)
Ann Arbor U of Mich	United States	Record low minimum temperature	-19.4 C (-2.9 F)	40 of 100 (Notable)
Morganton	United States	Record low maximum temperature	-2.2 C (28.0 F)	40 of 100 (Notable)
Bottineau	United States	Record high maximum temperature	4.4 C (39.9 F)	40 of 100 (Notable)
Lewisburg 3 N	United States	Record low minimum temperature	-24.4 C (-11.9 F)	40 of 100 (Notable)
Vladivostok	Russia	Record daily precipitation	33.4 mm (1.3 in)	39 of 100 (Notable)
E Tawas	United States	Record low minimum temperature	-21.7 C (-7.1 F)	39 of 100 (Notable)
Parsons 3 SE	United States	Record low minimum temperature	-17.8 C (0.0 F)	39 of 100 (Notable)
East London	South Africa	Record daily precipitation	55.4 mm (2.2 in)	38 of 100 (Notable)
Gibson Dam	United States	Record high maximum temperature	13.9 C (57.0 F)	37 of 100 (Notable)
Greenville	United States	Record low maximum temperature	-1.7 C (28.9 F)	37 of 100 (Notable)
Etla	Mexico	Record high maximum temperature	32.8 C (91.0 F)	36 of 100 (Notable)
Bardwell 2 E	United States	Record daily snowfall	17.8 cm (7.0 in)	36 of 100 (Notable)
Charlevoix	United States	Record low maximum temperature	-10.0 C (14.0 F)	35 of 100 (Notable)
Banner Elk	United States	Record low minimum temperature	-20.6 C (-5.1 F)	35 of 100 (Notable)
Bloserville 1 N	United States	Record low minimum temperature	-16.1 C (3.0 F)	35 of 100 (Notable)
Grayling	United States	Record low maximum temperature	-16.7 C (1.9 F)	34 of 100 (Routine)
Saint Johns	United States	Record low maximum temperature	-13.3 C (8.1 F)	34 of 100 (Routine)
Sandusky	United States	Record low minimum temperature	-19.4 C (-2.9 F)	34 of 100 (Routine)
Durham	United States	Record low minimum temperature	-11.7 C (10.9 F)	34 of 100 (Routine)
Danville 2 SE	United States	Record low minimum temperature	-11.1 C (12.0 F)	34 of 100 (Routine)
Santa Rosalia (Dge)	Mexico	Record high minimum temperature	17.8 C (64.0 F)	33 of 100 (Routine)
Darby	United States	Record high maximum temperature	15.0 C (59.0 F)	33 of 100 (Routine)
Jefferson 2 E	United States	Record low minimum temperature	-18.3 C (-0.9 F)	33 of 100 (Routine)
Presa San Ildefonso	Mexico	Record low maximum temperature	9.4 C (48.9 F)	32 of 100 (Routine)
Milford Gm Proving Ground	United States	Record low minimum temperature	-23.3 C (-9.9 F)	32 of 100 (Routine)
Edenton	United States	Record low minimum temperature	-10.6 C (12.9 F)	32 of 100 (Routine)
Tiffin	United States	Record low maximum temperature	-11.1 C (12.0 F)	32 of 100 (Routine)
La Crosse Muni AP	United States	Record daily snowfall	16.5 cm (6.5 in)	32 of 100 (Routine)
Iturbide	Mexico	Record low maximum temperature	20.6 C (69.1 F)	31 of 100 (Routine)
Shenkursk	Russia	Record high minimum temperature	0.5 C (32.9 F)	31 of 100 (Routine)
Divide	United States	Record high maximum temperature	11.7 C (53.1 F)	31 of 100 (Routine)
Stevensville	United States	Record high maximum temperature	13.3 C (55.9 F)	31 of 100 (Routine)
Marble Bar Comparison	Australia	Record high minimum temperature	33.0 C (91.4 F)	30 of 100 (Routine)
Ignacio Zaragoza -Belen-	Mexico	Record high minimum temperature	13.9 C (57.0 F)	30 of 100 (Routine)
Ft Jones Rs	United States	Record high maximum temperature	17.8 C (64.0 F)	30 of 100 (Routine)
Solomons	United States	Record low minimum temperature	-11.1 C (12.0 F)	30 of 100 (Routine)
Whitefish Pt	United States	Record low minimum temperature	-19.4 C (-2.9 F)	30 of 100 (Routine)
Tryon	United States	Record low minimum temperature	-11.1 C (12.0 F)	30 of 100 (Routine)
Chambersburg 1 ESE	United States	Record low maximum temperature	-7.2 C (19.0 F)	30 of 100 (Routine)
Quirindi (Boxwood)	Australia	Record daily precipitation	25.2 mm (1.0 in)	29 of 100 (Routine)
Mexicali (Dge)	Mexico	Record high maximum temperature	28.9 C (84.0 F)	29 of 100 (Routine)
Fayetteville (Pwc)	United States	Record low minimum temperature	-10.0 C (14.0 F)	29 of 100 (Routine)
Burkes Garden	United States	Record low minimum temperature	-22.2 C (-8.0 F)	29 of 100 (Routine)
Watsons Creek (Tilmunda)	Australia	Record daily precipitation	32.0 mm (1.3 in)	28 of 100 (Routine)
Presa Requena	Mexico	Record low maximum temperature	12.8 C (55.0 F)	28 of 100 (Routine)

Counts by Type and Timescale

836 records

Records set or tied on 20 December 2004 by type: Highest daily maximum 197, Lowest daily maximum 166, Highest daily minimum 105, Lowest daily minimum 213, Heaviest daily rainfall 83, Heaviest daily snowfall 56, Deepest snow cover 16.

Records on 20 December 2004 by type
Record type	Records
Highest daily maximum	197
Lowest daily maximum	166
Highest daily minimum	105
Lowest daily minimum	213
Heaviest daily rainfall	83
Heaviest daily snowfall	56
Deepest snow cover	16

Records on 20 December 2004 by timescale: all-time 0, monthly 21, daily 815.

How Much Records Were Beaten By

630 broken records

Margins by which the 630 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 249.0. Ties are not counted.

Top 20 by Significance

20 December 2004

Top 20 records on 20 December 2004 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
20 December 2004	Mosquito Creek Lake, US	monthly rain	76.2 mm (3.0 in)	33.0 mm (1.3 in)	35 years	66 of 100 (Major)
20 December 2004	Tabora Airport, TZ	monthly rain	119.9 mm (4.7 in)	42.4 mm (1.7 in)	39 years	62 of 100 (Major)
20 December 2004	Manistique Wwtp, US	daily snowfall	55.9 cm (22.0 in)	24.9 cm (9.8 in)	40 years	62 of 100 (Major)
20 December 2004	Green Bay, US	daily snowfall	19.3 cm (7.6 in)	10.4 cm (4.1 in)	92 years	62 of 100 (Major)
20 December 2004	Charlevoix, US	daily low min	-18.3 C (-0.9 F)	5.5 C (9.9 F)	103 years	51 of 100 (Notable)
20 December 2004	Tarboro 1 S, US	daily snowfall	5.1 cm (2.0 in)	5.1 cm (2.0 in)	131 years	47 of 100 (Notable)
20 December 2004	E Tawas, US	monthly low max	-15.6 C (3.9 F)	1.7 C (3.1 F)	70 years	44 of 100 (Notable)
20 December 2004	Howell Wwtp, US	daily low max	-12.8 C (9.0 F)	3.9 C (7.0 F)	95 years	44 of 100 (Notable)
20 December 2004	Philippi, US	daily low min	-17.2 C (1.0 F)	3.9 C (7.0 F)	95 years	44 of 100 (Notable)
20 December 2004	Nemours (Ghazaouet), DZ	daily high min	16.0 C (60.8 F)	1.0 C (1.8 F)	106 years	43 of 100 (Notable)
20 December 2004	Detour Village, US	daily low max	-13.9 C (7.0 F)	1.7 C (3.1 F)	103 years	43 of 100 (Notable)
20 December 2004	Howell Wwtp, US	daily low min	-21.7 C (-7.1 F)	2.3 C (4.1 F)	111 years	43 of 100 (Notable)
20 December 2004	Denman (Palace Street), AU	daily rain	35.0 mm (1.4 in)	3.2 mm (0.13 in)	114 years	42 of 100 (Notable)
20 December 2004	Petoskey, US	daily snowfall	22.9 cm (9.0 in)	2.6 cm (1.0 in)	96 years	42 of 100 (Notable)
20 December 2004	Buffalo, US	daily high max	16.1 C (61.0 F)	1.7 C (3.1 F)	104 years	42 of 100 (Notable)
20 December 2004	Ann Arbor U of Mich, US	daily low min	-19.4 C (-2.9 F)	0.5 C (0.9 F)	103 years	40 of 100 (Notable)
20 December 2004	Morganton, US	daily low max	-2.2 C (28.0 F)	0.5 C (0.9 F)	103 years	40 of 100 (Notable)
20 December 2004	Bottineau, US	daily high max	4.4 C (39.9 F)	0.5 C (0.9 F)	109 years	40 of 100 (Notable)
20 December 2004	Lewisburg 3 N, US	daily low min	-24.4 C (-11.9 F)	6.1 C (11.0 F)	72 years	40 of 100 (Notable)
20 December 2004	Vladivostok, RU	daily rain	33.4 mm (1.3 in)	11.7 mm (0.5 in)	25 years	39 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 2004

Records set or tied on this calendar date in each year from 1793 to 2004. 2004 had 836 records.

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

Records on 12-20 in each year
Year	Records
1793	1
1795	1
1804	1
1805	2
1808	1
1815	1
1828	1
1837	1
1846	1
1855	8
1858	1
1860	1
1866	1
1867	1
1868	1
1869	1
1871	2
1874	3
1875	1
1877	2
1878	1
1879	1
1880	1
1881	1
1882	1
1884	4
1885	1
1886	4
1889	4
1890	2
1891	2
1892	1
1894	2
1895	8
1896	1
1897	4
1898	2
1899	1
1900	7
1901	8
1902	14
1903	17
1904	9
1905	5
1906	5
1907	11
1908	5
1909	22
1910	17
1911	24
1912	27
1913	7
1914	43
1915	18
1916	45
1917	33
1918	18
1919	25
1920	22
1921	101
1922	88
1923	215
1924	332
1925	96
1926	163
1927	200
1928	93
1929	256
1930	67
1931	536
1932	170
1933	492
1934	265
1935	152
1936	416
1937	181
1938	240
1939	308
1940	965
1941	633
1942	817
1943	193
1944	340
1945	430
1946	327
1947	385
1948	345
1949	1,141
1950	758
1951	926
1952	394
1953	385
1954	416
1955	726
1956	471
1957	1,354
1958	382
1959	142
1960	354
1961	369
1962	475
1963	875
1964	499
1965	353
1966	555
1967	1,370
1968	482
1969	514
1970	518
1971	441
1972	448
1973	1,184
1974	328
1975	610
1976	382
1977	484
1978	910
1979	600
1980	667
1981	1,681
1982	712
1983	2,995
1984	1,411
1985	1,035
1986	321
1987	1,179
1988	760
1989	1,812
1990	1,885
1991	1,172
1992	1,134
1993	1,266
1994	813
1995	1,128
1996	1,448
1997	651
1998	1,110
1999	938
2000	1,150
2001	523
2002	943
2003	1,315
2004	836
2005	515
2006	1,387
2007	986
2008	1,356
2009	1,502
2010	2,055
2011	846
2012	1,131
2013	584
2014	524
2015	1,238
2016	603
2017	688
2018	592
2019	731
2020	554
2021	442
2022	567
2023	1,242
2024	897
2025	1,166

Download the Data

Data for records on 2004-12-20: 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 50	616
50 to 100	10
100 to 150	3
150 to 200	0
200 to 250	1