Weather Records on 20 December 2010

2,055 weather records were set or tied worldwide on 20 December 2010. Highest significance: Scipio, US.

Key Facts for 20 December 2010

On 20 December 2010, 2,055 weather records were set or tied at long-record stations worldwide.
439 were record highs and 428 were record lows, counting maximum and minimum temperature.
By timescale, 24 were all-time records, 150 monthly and 1,881 daily.
Scipio set a daily record precipitation of 42.4 mm (1.7 in) on 20 December 2010.
Across 163 earlier years (1793 to 2025) the same calendar date averaged 457 records.

Record Map

2,000 stations, highest significance shown

2,000 station records on 20 December 2010 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 20 December 2010: highest significance records shown on the map
Station	Country	Type	Value	Significance
Scipio	United States	Record daily precipitation	42.4 mm (1.7 in)	80 of 100 (Exceptional)
Heber	United States	Record daily precipitation	31.8 mm (1.3 in)	74 of 100 (Major)
Ely AP	United States	Record daily precipitation	32.8 mm (1.3 in)	73 of 100 (Major)
Wasco	United States	Record daily precipitation	34.8 mm (1.4 in)	71 of 100 (Major)
Mtn Dell Dam	United States	Record daily precipitation	43.9 mm (1.7 in)	71 of 100 (Major)
Independence	United States	Record daily precipitation	99.8 mm (3.9 in)	70 of 100 (Major)
Madera	United States	Record daily precipitation	60.2 mm (2.4 in)	68 of 100 (Major)
Armagh	United Kingdom	Record low maximum temperature	-8.0 C (17.6 F)	67 of 100 (Major)
Ely AP	United States	Record daily snowfall	29.0 cm (11.4 in)	67 of 100 (Major)
Cecil Plains Homestead	Australia	Record daily precipitation	52.8 mm (2.1 in)	66 of 100 (Major)
Portland	Australia	Record daily precipitation	34.0 mm (1.3 in)	62 of 100 (Major)
Paisley	United States	Record snow depth	20.3 cm (8.0 in)	62 of 100 (Major)
Williston Sloulin Fld	United States	Record daily snowfall	25.9 cm (10.2 in)	62 of 100 (Major)
Wondai Post Office	Australia	Record daily precipitation	97.0 mm (3.8 in)	61 of 100 (Major)
Aachen	Germany	Record snow depth	23.0 cm (9.1 in)	61 of 100 (Major)
Porthill	United States	Record daily precipitation	30.0 mm (1.2 in)	60 of 100 (Major)
Ajana	Australia	Record daily precipitation	75.0 mm (3.0 in)	59 of 100 (Notable)
Valkenburg-1	Netherlands	Record snow depth	10.0 cm (3.9 in)	59 of 100 (Notable)
Jordan	United States	Record daily snowfall	8.9 cm (3.5 in)	59 of 100 (Notable)
Mc Intosh 6 SE	United States	Record daily snowfall	14.0 cm (5.5 in)	59 of 100 (Notable)
Huron Rgnl AP	United States	Record daily snowfall	14.2 cm (5.6 in)	59 of 100 (Notable)
Spanish Fk Pwr House	United States	Record daily snowfall	25.4 cm (10.0 in)	58 of 100 (Notable)
Minot Intl AP	United States	Record daily snowfall	25.4 cm (10.0 in)	58 of 100 (Notable)
Angermunde	Germany	Record snow depth	20.0 cm (7.9 in)	57 of 100 (Notable)
Dillenburg	Germany	Record snow depth	42.0 cm (16.5 in)	57 of 100 (Notable)
Krabbendijke	Netherlands	Record snow depth	21.0 cm (8.3 in)	57 of 100 (Notable)
Croydon (Samuel Street)	Australia	Record daily precipitation	69.8 mm (2.7 in)	56 of 100 (Notable)
Chemnitz	Germany	Record snow depth	46.0 cm (18.1 in)	56 of 100 (Notable)
Zandvoort	Netherlands	Record snow depth	13.0 cm (5.1 in)	56 of 100 (Notable)
Partoun	United States	Record daily snowfall	8.9 cm (3.5 in)	56 of 100 (Notable)
Waialae-Kahala 715	United States	Record daily precipitation	106.7 mm (4.2 in)	56 of 100 (Notable)
Lilydale	Australia	Record daily precipitation	54.0 mm (2.1 in)	55 of 100 (Notable)
Grant Grove	United States	Record daily precipitation	140.5 mm (5.5 in)	55 of 100 (Notable)
Haiwee	United States	Record daily precipitation	62.7 mm (2.5 in)	55 of 100 (Notable)
Madras 2 N	United States	Record daily precipitation	63.5 mm (2.5 in)	55 of 100 (Notable)
Echo Dam	United States	Record daily precipitation	35.1 mm (1.4 in)	55 of 100 (Notable)
Kleve	Germany	Record snow depth	16.0 cm (6.3 in)	54 of 100 (Notable)
Schaesberg	Netherlands	Record snow depth	19.0 cm (7.5 in)	54 of 100 (Notable)
Cet Central England	United Kingdom	Record low minimum temperature	-12.4 C (9.7 F)	54 of 100 (Notable)
Bredette	United States	Record daily snowfall	15.2 cm (6.0 in)	54 of 100 (Notable)
Manti	United States	Record daily precipitation	34.3 mm (1.4 in)	54 of 100 (Notable)
Murgon Post Office	Australia	Record daily precipitation	75.2 mm (3.0 in)	53 of 100 (Notable)
Kapellebrug	Netherlands	Record snow depth	20.0 cm (7.9 in)	53 of 100 (Notable)
Lijnden (Nh)	Netherlands	Record snow depth	15.0 cm (5.9 in)	53 of 100 (Notable)
Great Falls 16St	United States	Record daily snowfall	10.7 cm (4.2 in)	53 of 100 (Notable)
Mc Clusky	United States	Record snow depth	71.1 cm (28.0 in)	53 of 100 (Notable)
Kanab	United States	Record daily precipitation	33.0 mm (1.3 in)	53 of 100 (Notable)
Spanish Fk Pwr House	United States	Record daily precipitation	34.3 mm (1.4 in)	53 of 100 (Notable)
Wamuran	Australia	Record daily precipitation	79.8 mm (3.1 in)	52 of 100 (Notable)
Berlin-Schonefeld	Germany	Record snow depth	35.0 cm (13.8 in)	52 of 100 (Notable)
Heiloo	Netherlands	Record snow depth	14.0 cm (5.5 in)	52 of 100 (Notable)
Hart Mtn Refuge	United States	Record snow depth	30.5 cm (12.0 in)	52 of 100 (Notable)
Pali Golf Course 788.1	United States	Record daily precipitation	180.3 mm (7.1 in)	52 of 100 (Notable)
Mitcham	Australia	Record daily precipitation	47.2 mm (1.9 in)	51 of 100 (Notable)
Foxholm 7 N	United States	Record daily snowfall	20.3 cm (8.0 in)	51 of 100 (Notable)
Blanding	United States	Record high minimum temperature	5.0 C (41.0 F)	51 of 100 (Notable)
Dubois	United States	Record daily snowfall	17.8 cm (7.0 in)	51 of 100 (Notable)
Mammoth-Cottonwood	United States	Record daily precipitation	27.9 mm (1.1 in)	51 of 100 (Notable)
Long Beach Daugherty AP	United States	Record daily precipitation	51.6 mm (2.0 in)	51 of 100 (Notable)
Den Bommel	Netherlands	Record snow depth	14.0 cm (5.5 in)	50 of 100 (Notable)

Counts by Type and Timescale

2,055 records

Records set or tied on 20 December 2010 by type: Highest daily maximum 146, Lowest daily maximum 238, Highest daily minimum 293, Lowest daily minimum 190, Heaviest daily rainfall 621, Heaviest daily snowfall 164, Deepest snow cover 403.

Records on 20 December 2010 by type
Record type	Records
Highest daily maximum	146
Lowest daily maximum	238
Highest daily minimum	293
Lowest daily minimum	190
Heaviest daily rainfall	621
Heaviest daily snowfall	164
Deepest snow cover	403

Records on 20 December 2010 by timescale: all-time 24, monthly 150, daily 1,881.

How Much Records Were Beaten By

1,761 broken records

Margins by which the 1,761 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 406.0. Ties are not counted.

Top 20 by Significance

20 December 2010

Top 20 records on 20 December 2010 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
20 December 2010	Scipio, US	daily rain	42.4 mm (1.7 in)	27.2 mm (1.1 in)	111 years	80 of 100 (Exceptional)
20 December 2010	Heber, US	daily rain	31.8 mm (1.3 in)	19.1 mm (0.8 in)	104 years	74 of 100 (Major)
20 December 2010	Ely AP, US	daily rain	32.8 mm (1.3 in)	12.5 mm (0.5 in)	115 years	73 of 100 (Major)
20 December 2010	Wasco, US	daily rain	34.8 mm (1.4 in)	17.0 mm (0.7 in)	100 years	71 of 100 (Major)
20 December 2010	Mtn Dell Dam, US	daily rain	43.9 mm (1.7 in)	26.4 mm (1.0 in)	76 years	71 of 100 (Major)
20 December 2010	Independence, US	daily rain	99.8 mm (3.9 in)	82.0 mm (3.2 in)	67 years	70 of 100 (Major)
20 December 2010	Madera, US	monthly rain	60.2 mm (2.4 in)	24.4 mm (1.0 in)	54 years	68 of 100 (Major)
20 December 2010	Armagh, GB	all-time low max	-8.0 C (17.6 F)	2.3 C (4.1 F)	143 years	67 of 100 (Major)
20 December 2010	Ely AP, US	daily snowfall	29.0 cm (11.4 in)	22.1 cm (8.7 in)	57 years	67 of 100 (Major)
20 December 2010	Cecil Plains Homestead, AU	daily rain	52.8 mm (2.1 in)	37.8 mm (1.5 in)	96 years	66 of 100 (Major)
20 December 2010	Portland, AU	daily rain	34.0 mm (1.3 in)	12.9 mm (0.5 in)	108 years	62 of 100 (Major)
20 December 2010	Paisley, US	daily snow depth	20.3 cm (8.0 in)	12.7 cm (5.0 in)	101 years	62 of 100 (Major)
20 December 2010	Williston Sloulin Fld, US	daily snowfall	25.9 cm (10.2 in)	19.0 cm (7.5 in)	43 years	62 of 100 (Major)
20 December 2010	Wondai Post Office, AU	daily rain	97.0 mm (3.8 in)	64.0 mm (2.5 in)	36 years	61 of 100 (Major)
20 December 2010	Aachen, DE	daily snow depth	23.0 cm (9.1 in)	10.0 cm (3.9 in)	113 years	61 of 100 (Major)
20 December 2010	Porthill, US	daily rain	30.0 mm (1.2 in)	17.3 mm (0.7 in)	55 years	60 of 100 (Major)
20 December 2010	Ajana, AU	monthly rain	75.0 mm (3.0 in)	37.0 mm (1.5 in)	3 years	59 of 100 (Notable)
20 December 2010	Valkenburg-1, NL	daily snow depth	10.0 cm (3.9 in)	8.0 cm (3.1 in)	47 years	59 of 100 (Notable)
20 December 2010	Bryce Canyon AP, US	daily rain	19.0 mm (0.7 in)	16.0 mm (0.6 in)	57 years	20 of 100 (Routine)
20 December 2010	Foxholm 7 N, US	daily rain	19.1 mm (0.8 in)	14.5 mm (0.6 in)	43 years	20 of 100 (Routine)

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 2010

Records set or tied on this calendar date in each year from 1793 to 2010. 2010 had 2,055 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 2010-12-20: 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 100	1,663
100 to 200	88
200 to 300	7
300 to 400	2
400 to 500	1