Weather Records on 20 December 2003

1,315 weather records were set or tied worldwide on 20 December 2003. Highest significance: Tocumwal Airport, AU.

Key Facts for 20 December 2003

On 20 December 2003, 1,315 weather records were set or tied at long-record stations worldwide.
323 were record highs and 379 were record lows, counting maximum and minimum temperature.
By timescale, 7 were all-time records, 29 monthly and 1,279 daily.
Tocumwal Airport set a daily record precipitation of 29.9 mm (1.2 in) on 20 December 2003.
Across 163 earlier years (1793 to 2025) the same calendar date averaged 462 records.

Record Map

1,315 stations

1,315 station records on 20 December 2003 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 20 December 2003: highest significance records shown on the map
Station	Country	Type	Value	Significance
Tocumwal Airport	Australia	Record daily precipitation	29.9 mm (1.2 in)	61 of 100 (Major)
East London	South Africa	Record low minimum temperature	4.5 C (40.1 F)	55 of 100 (Notable)
Marshall	United States	Record snow depth	20.3 cm (8.0 in)	55 of 100 (Notable)
Marshall	United States	Record daily snowfall	15.2 cm (6.0 in)	52 of 100 (Notable)
Braemar	United Kingdom	Record daily precipitation	37.6 mm (1.5 in)	51 of 100 (Notable)
Black Mtn 2 W	United States	Record daily precipitation	76.2 mm (3.0 in)	51 of 100 (Notable)
Parsons 3 SE	United States	Record daily snowfall	17.8 cm (7.0 in)	51 of 100 (Notable)
Nathalia (Post Office)	Australia	Record daily precipitation	29.6 mm (1.2 in)	47 of 100 (Notable)
Chiltern (Post Office)	Australia	Record daily precipitation	25.4 mm (1.0 in)	46 of 100 (Notable)
Euston ( Benington)	Australia	Record daily precipitation	30.0 mm (1.2 in)	45 of 100 (Notable)
Nyah	Australia	Record daily precipitation	26.0 mm (1.0 in)	45 of 100 (Notable)
Hemlock	United States	Record daily precipitation	27.9 mm (1.1 in)	45 of 100 (Notable)
Meadows	Australia	Record daily precipitation	27.0 mm (1.1 in)	44 of 100 (Notable)
Dolinovka	Russia	Record daily precipitation	29.2 mm (1.1 in)	44 of 100 (Notable)
Kotzebue AP	United States	Record daily snowfall	13.7 cm (5.4 in)	44 of 100 (Notable)
Gifu	Japan	Record daily precipitation	30.0 mm (1.2 in)	43 of 100 (Notable)
Winchester Airport 3 E	United States	Record daily precipitation	38.1 mm (1.5 in)	43 of 100 (Notable)
Presa Colorines (Cfe)	Mexico	Record low minimum temperature	5.0 C (41.0 F)	42 of 100 (Notable)
Hambantota	Sri Lanka	Record high maximum temperature	32.7 C (90.9 F)	41 of 100 (Notable)
Tsuyama	Japan	Record daily precipitation	25.1 mm (1.0 in)	41 of 100 (Notable)
Etla	Mexico	Record low maximum temperature	16.7 C (62.1 F)	41 of 100 (Notable)
Indigo	Australia	Record daily precipitation	26.0 mm (1.0 in)	40 of 100 (Notable)
Leola	United States	Record high maximum temperature	8.3 C (46.9 F)	40 of 100 (Notable)
Kaycee	United States	Record high maximum temperature	16.1 C (61.0 F)	40 of 100 (Notable)
Oxley (Walmer Downs)	Australia	Record daily precipitation	32.0 mm (1.3 in)	39 of 100 (Notable)
Tuppal (Warragoon)	Australia	Record daily precipitation	27.0 mm (1.1 in)	39 of 100 (Notable)
Takayama	Japan	Record daily precipitation	30.5 mm (1.2 in)	38 of 100 (Notable)
Grundy	United States	Record snow depth	12.7 cm (5.0 in)	38 of 100 (Notable)
Wise 1SE	United States	Record snow depth	25.4 cm (10.0 in)	38 of 100 (Notable)
Mulwala Post Office	Australia	Record daily precipitation	30.0 mm (1.2 in)	37 of 100 (Notable)
Yarroweyah	Australia	Record daily precipitation	33.2 mm (1.3 in)	37 of 100 (Notable)
Carrera Larga	Mexico	Record daily precipitation	27.7 mm (1.1 in)	37 of 100 (Notable)
Tupper Lake Sunmount	United States	Record snow depth	86.4 cm (34.0 in)	37 of 100 (Notable)
Iaeger 1SW	United States	Record snow depth	15.2 cm (6.0 in)	37 of 100 (Notable)
Chapulco	Mexico	Record low minimum temperature	-4.4 C (24.1 F)	36 of 100 (Notable)
Turlock #2	United States	Record high minimum temperature	8.9 C (48.0 F)	36 of 100 (Notable)
Allardt	United States	Record snow depth	10.2 cm (4.0 in)	36 of 100 (Notable)
Man	United States	Record daily precipitation	25.4 mm (1.0 in)	36 of 100 (Notable)
Centennial 1NE	United States	Record high maximum temperature	10.0 C (50.0 F)	36 of 100 (Notable)
Madera	Mexico	Record high maximum temperature	21.7 C (71.1 F)	35 of 100 (Notable)
Snowflake	United States	Record high maximum temperature	20.0 C (68.0 F)	35 of 100 (Notable)
Bloomingdale	United States	Record daily snowfall	27.9 cm (11.0 in)	35 of 100 (Notable)
Pineville	United States	Record daily snowfall	8.4 cm (3.3 in)	35 of 100 (Notable)
Summersville Lake	United States	Record snow depth	25.4 cm (10.0 in)	35 of 100 (Notable)
Upton	United States	Record high maximum temperature	9.4 C (48.9 F)	35 of 100 (Notable)
San Gaspar de Los Reyes	Mexico	Record low minimum temperature	-12.2 C (10.0 F)	34 of 100 (Routine)
Ft Valley	United States	Record high maximum temperature	16.1 C (61.0 F)	34 of 100 (Routine)
Jefferson 2 E	United States	Record snow depth	25.4 cm (10.0 in)	34 of 100 (Routine)
Emblem	United States	Record high maximum temperature	8.9 C (48.0 F)	34 of 100 (Routine)
Boorhaman	Australia	Record daily precipitation	27.0 mm (1.1 in)	33 of 100 (Routine)
La Piedad de Cabadas (Dge)	Mexico	Record low maximum temperature	12.8 C (55.0 F)	33 of 100 (Routine)
Jakutsk	Russia	Record high minimum temperature	-27.5 C (-17.5 F)	33 of 100 (Routine)
Blowing Rock 1NW	United States	Record snow depth	27.9 cm (11.0 in)	33 of 100 (Routine)
Parsons 3 SE	United States	Record snow depth	27.9 cm (11.0 in)	33 of 100 (Routine)
Miami Beach	United States	Record low maximum temperature	16.1 C (61.0 F)	33 of 100 (Routine)
Peechelba East	Australia	Record daily precipitation	25.0 mm (1.0 in)	32 of 100 (Routine)
Cuernavaca	Mexico	Record low minimum temperature	3.9 C (39.0 F)	32 of 100 (Routine)
San Francisco	Mexico	Record low maximum temperature	19.4 C (66.9 F)	32 of 100 (Routine)
Irapuato	Mexico	Record low minimum temperature	-0.6 C (30.9 F)	32 of 100 (Routine)
Nottingham: Watnall	United Kingdom	Record daily precipitation	25.4 mm (1.0 in)	32 of 100 (Routine)

Counts by Type and Timescale

1,315 records

Records set or tied on 20 December 2003 by type: Highest daily maximum 208, Lowest daily maximum 112, Highest daily minimum 115, Lowest daily minimum 267, Heaviest daily rainfall 501, Heaviest daily snowfall 53, Deepest snow cover 59.

Records on 20 December 2003 by type
Record type	Records
Highest daily maximum	208
Lowest daily maximum	112
Highest daily minimum	115
Lowest daily minimum	267
Heaviest daily rainfall	501
Heaviest daily snowfall	53
Deepest snow cover	59

Records on 20 December 2003 by timescale: all-time 7, monthly 29, daily 1,279.

How Much Records Were Beaten By

1,066 broken records

Margins by which the 1,066 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 229.0. Ties are not counted.

Top 20 by Significance

20 December 2003

Top 20 records on 20 December 2003 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
20 December 2003	Tocumwal Airport, AU	daily rain	29.9 mm (1.2 in)	20.2 mm (0.8 in)	100 years	61 of 100 (Major)
20 December 2003	East London, ZA	daily low min	4.5 C (40.1 F)	8.2 C (14.8 F)	53 years	55 of 100 (Notable)
20 December 2003	Marshall, US	daily snow depth	20.3 cm (8.0 in)	7.6 cm (3.0 in)	100 years	55 of 100 (Notable)
20 December 2003	Marshall, US	daily snowfall	15.2 cm (6.0 in)	6.6 cm (2.6 in)	96 years	52 of 100 (Notable)
20 December 2003	Braemar, GB	daily rain	37.6 mm (1.5 in)	21.5 mm (0.8 in)	26 years	51 of 100 (Notable)
20 December 2003	Black Mtn 2 W, US	daily rain	76.2 mm (3.0 in)	40.6 mm (1.6 in)	45 years	51 of 100 (Notable)
20 December 2003	Parsons 3 SE, US	daily snowfall	17.8 cm (7.0 in)	7.6 cm (3.0 in)	92 years	51 of 100 (Notable)
20 December 2003	Nathalia (Post Office), AU	daily rain	29.6 mm (1.2 in)	16.4 mm (0.6 in)	60 years	47 of 100 (Notable)
20 December 2003	Chiltern (Post Office), AU	daily rain	25.4 mm (1.0 in)	6.3 mm (0.25 in)	113 years	46 of 100 (Notable)
20 December 2003	Euston ( Benington), AU	daily rain	30.0 mm (1.2 in)	20.6 mm (0.8 in)	52 years	45 of 100 (Notable)
20 December 2003	Nyah, AU	daily rain	26.0 mm (1.0 in)	14.6 mm (0.6 in)	52 years	45 of 100 (Notable)
20 December 2003	Hemlock, US	daily rain	27.9 mm (1.1 in)	9.6 mm (0.38 in)	64 years	45 of 100 (Notable)
20 December 2003	Meadows, AU	daily rain	27.0 mm (1.1 in)	15.8 mm (0.6 in)	52 years	44 of 100 (Notable)
20 December 2003	Dolinovka, RU	daily rain	29.2 mm (1.1 in)	23.3 mm (0.9 in)	4 years	44 of 100 (Notable)
20 December 2003	Kotzebue AP, US	daily snowfall	13.7 cm (5.4 in)	7.9 cm (3.1 in)	6 years	44 of 100 (Notable)
20 December 2003	Gifu, JP	daily rain	30.0 mm (1.2 in)	17.9 mm (0.7 in)	48 years	43 of 100 (Notable)
20 December 2003	Winchester Airport 3 E, US	daily rain	38.1 mm (1.5 in)	20.6 mm (0.8 in)	45 years	43 of 100 (Notable)
20 December 2003	Presa Colorines (Cfe), MX	daily low min	5.0 C (41.0 F)	3.9 C (7.0 F)	45 years	42 of 100 (Notable)
20 December 2003	Hambantota, LK	daily high max	32.7 C (90.9 F)	0.2 C (0.4 F)	100 years	41 of 100 (Notable)
20 December 2003	Tsuyama, JP	daily rain	25.1 mm (1.0 in)	13.7 mm (0.5 in)	48 years	41 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 2003

Records set or tied on this calendar date in each year from 1793 to 2003. 2003 had 1,315 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 2003-12-20: 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	1,024
50 to 100	29
100 to 150	6
150 to 200	6
200 to 250	1