Weather Records on 21 December 1985

979 weather records were set or tied worldwide on 21 December 1985. Highest significance: Camp Crook, US.

Key Facts for 21 December 1985

On 21 December 1985, 979 weather records were set or tied at long-record stations worldwide.
189 were record highs and 267 were record lows, counting maximum and minimum temperature.
By timescale, 3 were all-time records, 36 monthly and 940 daily.
Camp Crook set a daily record snow depth of 63.5 cm (25.0 in) on 21 December 1985.
Across 158 earlier years (1793 to 2025) the same calendar date averaged 486 records.

Record Map

979 stations

979 station records on 21 December 1985 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 21 December 1985: highest significance records shown on the map
Station	Country	Type	Value	Significance
Camp Crook	United States	Record snow depth	63.5 cm (25.0 in)	66 of 100 (Major)
Jamestown State Hosp	United States	Record snow depth	50.8 cm (20.0 in)	65 of 100 (Major)
El Sauz	Mexico	Record daily precipitation	29.7 mm (1.2 in)	57 of 100 (Notable)
Leslie (Mun)	South Africa	Record daily precipitation	66.5 mm (2.6 in)	56 of 100 (Notable)
Glad Valley 2 W	United States	Record snow depth	76.2 cm (30.0 in)	53 of 100 (Notable)
Selby	United States	Record snow depth	61.0 cm (24.0 in)	52 of 100 (Notable)
Milesville 5 NE	United States	Record snow depth	58.4 cm (23.0 in)	51 of 100 (Notable)
Mobridge 2NNW	United States	Record snow depth	61.0 cm (24.0 in)	51 of 100 (Notable)
Boone	United States	Record snow depth	38.1 cm (15.0 in)	50 of 100 (Notable)
Francisco Gonzalez Villarreal	Mexico	Record daily precipitation	46.0 mm (1.8 in)	49 of 100 (Notable)
De Smet	United States	Record snow depth	78.7 cm (31.0 in)	49 of 100 (Notable)
Agate 3 E	United States	Record snow depth	38.1 cm (15.0 in)	48 of 100 (Notable)
Redig 11 NE	United States	Record snow depth	76.2 cm (30.0 in)	47 of 100 (Notable)
Milan 1NW	United States	Record snow depth	53.3 cm (21.0 in)	46 of 100 (Notable)
Cardara	Kazakhstan	Record daily precipitation	26.9 mm (1.1 in)	45 of 100 (Notable)
Natrona Lock 4	United States	Record daily snowfall	28.4 cm (11.2 in)	45 of 100 (Notable)
Tewantin Post Office	Australia	Record high maximum temperature	39.0 C (102.2 F)	44 of 100 (Notable)
Sanborn	United States	Record snow depth	35.6 cm (14.0 in)	43 of 100 (Notable)
Ida Grove 5NW	United States	Record snow depth	43.2 cm (17.0 in)	42 of 100 (Notable)
Plaisance (Mauritiu	Mauritius	Record daily precipitation	111.6 mm (4.4 in)	41 of 100 (Notable)
Mc Intosh 6 SE	United States	Record snow depth	53.3 cm (21.0 in)	41 of 100 (Notable)
Onida 4 NW	United States	Record snow depth	63.5 cm (25.0 in)	41 of 100 (Notable)
Sterkstroom	South Africa	Record daily precipitation	31.3 mm (1.2 in)	40 of 100 (Notable)
Leroy 5 WSW	United States	Record snow depth	27.9 cm (11.0 in)	40 of 100 (Notable)
Bliss 4 NW	United States	Record snow depth	30.5 cm (12.0 in)	40 of 100 (Notable)
De Hoop	South Africa	Record daily precipitation	48.5 mm (1.9 in)	39 of 100 (Notable)
Lustre 4 NNW	United States	Record snow depth	40.6 cm (16.0 in)	39 of 100 (Notable)
Raymond 3 NE	United States	Record snow depth	63.5 cm (25.0 in)	39 of 100 (Notable)
Shawano 2SSW	United States	Record low minimum temperature	-26.7 C (-16.1 F)	39 of 100 (Notable)
Venado	Mexico	Record daily precipitation	39.9 mm (1.6 in)	38 of 100 (Notable)
Kalkaska	United States	Record daily snowfall	30.5 cm (12.0 in)	38 of 100 (Notable)
Ardmore 1 NW	United States	Record snow depth	50.8 cm (20.0 in)	38 of 100 (Notable)
Mitchell 2 N	United States	Record snow depth	35.6 cm (14.0 in)	38 of 100 (Notable)
Archer	United States	Record snow depth	22.9 cm (9.0 in)	38 of 100 (Notable)
Emerald Post Office	Australia	Record high minimum temperature	26.0 C (78.8 F)	37 of 100 (Notable)
Tot-Ma	Russia	Record low minimum temperature	-34.1 C (-29.4 F)	37 of 100 (Notable)
Hampton	United States	Record snow depth	40.6 cm (16.0 in)	37 of 100 (Notable)
Hankinson	United States	Record snow depth	40.6 cm (16.0 in)	37 of 100 (Notable)
Genoa Dam 8	United States	Record snow depth	43.2 cm (17.0 in)	37 of 100 (Notable)
Jamestown Muni AP	United States	Record snow depth	43.2 cm (17.0 in)	37 of 100 (Notable)
Morgan 1 W	United States	Record low minimum temperature	-11.7 C (10.9 F)	36 of 100 (Notable)
Mitchell 5E	United States	Record snow depth	30.5 cm (12.0 in)	36 of 100 (Notable)
Pollock	United States	Record snow depth	33.0 cm (13.0 in)	36 of 100 (Notable)
Chilton	United States	Record low minimum temperature	-23.3 C (-9.9 F)	36 of 100 (Notable)
Dodgeville Wwtp	United States	Record low minimum temperature	-26.7 C (-16.1 F)	36 of 100 (Notable)
Caxambu	Brazil	Record daily precipitation	66.5 mm (2.6 in)	35 of 100 (Notable)
Lagos de Moreno (Dge)	Mexico	Record low maximum temperature	11.7 C (53.1 F)	35 of 100 (Notable)
Risnes I Fjotland	Norway	Record daily precipitation	54.9 mm (2.2 in)	35 of 100 (Notable)
Devon (Pol)	South Africa	Record daily precipitation	53.0 mm (2.1 in)	35 of 100 (Notable)
Valley Head	United States	Record low maximum temperature	-0.6 C (30.9 F)	35 of 100 (Notable)
Cooperstown	United States	Record snow depth	58.4 cm (23.0 in)	35 of 100 (Notable)
Franklin Sewage Plt	United States	Record low minimum temperature	-16.1 C (3.0 F)	35 of 100 (Notable)
Grand Forks Intl AP	United States	Record snow depth	53.3 cm (21.0 in)	35 of 100 (Notable)
Ciudad Victoria	Mexico	Record daily precipitation	26.8 mm (1.1 in)	34 of 100 (Routine)
Windsor	United States	Record snow depth	22.9 cm (9.0 in)	34 of 100 (Routine)
Brookings 2 NE	United States	Record snow depth	38.1 cm (15.0 in)	34 of 100 (Routine)
Conde	United States	Record snow depth	50.8 cm (20.0 in)	34 of 100 (Routine)
Dodgeville Wwtp	United States	Record snow depth	40.6 cm (16.0 in)	34 of 100 (Routine)
Portage Wwtp	United States	Record snow depth	33.0 cm (13.0 in)	34 of 100 (Routine)
Dzizak	Uzbekistan	Record daily precipitation	27.0 mm (1.1 in)	34 of 100 (Routine)

Counts by Type and Timescale

979 records

Records set or tied on 21 December 1985 by type: Highest daily maximum 102, Lowest daily maximum 129, Highest daily minimum 87, Lowest daily minimum 138, Heaviest daily rainfall 204, Heaviest daily snowfall 43, Deepest snow cover 276.

Records on 21 December 1985 by type
Record type	Records
Highest daily maximum	102
Lowest daily maximum	129
Highest daily minimum	87
Lowest daily minimum	138
Heaviest daily rainfall	204
Heaviest daily snowfall	43
Deepest snow cover	276

Records on 21 December 1985 by timescale: all-time 3, monthly 36, daily 940.

How Much Records Were Beaten By

724 broken records

Margins by which the 724 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

21 December 1985

Top 20 records on 21 December 1985 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
21 December 1985	Camp Crook, US	daily snow depth	63.5 cm (25.0 in)	40.6 cm (16.0 in)	58 years	66 of 100 (Major)
21 December 1985	Jamestown State Hosp, US	daily snow depth	50.8 cm (20.0 in)	40.6 cm (16.0 in)	50 years	65 of 100 (Major)
21 December 1985	El Sauz, MX	daily rain	29.7 mm (1.2 in)	29.7 mm (1.2 in)	46 years	57 of 100 (Notable)
21 December 1985	Leslie (Mun), ZA	daily rain	66.5 mm (2.6 in)	40.8 mm (1.6 in)	64 years	56 of 100 (Notable)
21 December 1985	Glad Valley 2 W, US	daily snow depth	76.2 cm (30.0 in)	40.6 cm (16.0 in)	34 years	53 of 100 (Notable)
21 December 1985	Selby, US	daily snow depth	61.0 cm (24.0 in)	35.6 cm (14.0 in)	18 years	52 of 100 (Notable)
21 December 1985	Milesville 5 NE, US	daily snow depth	58.4 cm (23.0 in)	25.4 cm (10.0 in)	34 years	51 of 100 (Notable)
21 December 1985	Mobridge 2NNW, US	daily snow depth	61.0 cm (24.0 in)	30.5 cm (12.0 in)	14 years	51 of 100 (Notable)
21 December 1985	Boone, US	daily snow depth	38.1 cm (15.0 in)	17.8 cm (7.0 in)	66 years	50 of 100 (Notable)
21 December 1985	Francisco Gonzalez Villarreal, MX	daily rain	46.0 mm (1.8 in)	41.7 mm (1.6 in)	22 years	49 of 100 (Notable)
21 December 1985	De Smet, US	daily snow depth	78.7 cm (31.0 in)	38.1 cm (15.0 in)	30 years	49 of 100 (Notable)
21 December 1985	Agate 3 E, US	daily snow depth	38.1 cm (15.0 in)	27.9 cm (11.0 in)	7 years	48 of 100 (Notable)
21 December 1985	Redig 11 NE, US	daily snow depth	76.2 cm (30.0 in)	40.6 cm (16.0 in)	2 years	47 of 100 (Notable)
21 December 1985	Milan 1NW, US	daily snow depth	53.3 cm (21.0 in)	25.4 cm (10.0 in)	30 years	46 of 100 (Notable)
21 December 1985	Cardara, KZ	daily rain	26.9 mm (1.1 in)	18.0 mm (0.7 in)	4 years	45 of 100 (Notable)
21 December 1985	Natrona Lock 4, US	daily snowfall	28.4 cm (11.2 in)	13.2 cm (5.2 in)	24 years	45 of 100 (Notable)
21 December 1985	Tewantin Post Office, AU	daily high max	39.0 C (102.2 F)	2.9 C (5.2 F)	83 years	44 of 100 (Notable)
21 December 1985	Sanborn, US	daily snow depth	35.6 cm (14.0 in)	15.3 cm (6.0 in)	71 years	43 of 100 (Notable)
21 December 1985	Ida Grove 5NW, US	daily snow depth	43.2 cm (17.0 in)	22.9 cm (9.0 in)	34 years	42 of 100 (Notable)
21 December 1985	Plaisance (Mauritiu, MU	daily rain	111.6 mm (4.4 in)	69.2 mm (2.7 in)	28 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 1985

Records set or tied on this calendar date in each year from 1793 to 1985. 1985 had 979 records.

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

Records on 12-21 in each year
Year	Records
1793	1
1794	1
1799	1
1801	2
1808	3
1825	1
1828	1
1839	1
1846	1
1850	1
1855	7
1859	1
1860	1
1868	1
1870	1
1871	2
1874	2
1875	3
1876	1
1877	1
1878	1
1879	1
1880	1
1884	1
1886	3
1889	1
1890	4
1893	4
1894	1
1895	5
1896	3
1897	3
1898	1
1900	8
1901	15
1902	5
1903	25
1904	3
1905	15
1906	15
1907	17
1908	19
1909	20
1910	29
1911	36
1912	23
1913	11
1914	107
1915	43
1916	40
1917	18
1918	41
1919	57
1920	30
1921	104
1922	34
1923	323
1924	377
1925	120
1926	178
1927	147
1928	70
1929	156
1930	66
1931	556
1932	150
1933	581
1934	230
1935	398
1936	323
1937	189
1938	145
1939	140
1940	622
1941	651
1942	968
1943	148
1944	762
1945	396
1946	495
1947	700
1948	297
1949	1,281
1950	504
1951	1,061
1952	197
1953	256
1954	444
1955	888
1956	672
1957	846
1958	516
1959	272
1960	585
1961	254
1962	563
1963	1,137
1964	613
1965	247
1966	400
1967	1,923
1968	818
1969	828
1970	547
1971	680
1972	651
1973	1,292
1974	374
1975	548
1976	446
1977	470
1978	517
1979	558
1980	726
1981	1,476
1982	702
1983	3,324
1984	1,012
1985	979
1986	404
1987	775
1988	717
1989	3,203
1990	2,701
1991	1,125
1992	751
1993	967
1994	793
1995	878
1996	1,114
1997	810
1998	1,142
1999	851
2000	944
2001	650
2002	579
2003	1,103
2004	675
2005	606
2006	1,443
2007	946
2008	1,062
2009	1,097
2010	2,039
2011	653
2012	759
2013	1,029
2014	878
2015	1,173
2016	543
2017	459
2018	742
2019	755
2020	965
2021	323
2022	528
2023	1,170
2024	778
2025	1,099

Download the Data

Data for records on 1985-12-21: 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 2026-10-13 (13 October 2026). Records are computed by this site and are not official.

Data as of 2026-10-12. Last revised 12 October 2026 (2026-10-12).

Histogram of margins by which records were beaten on 21 December 1985
Margin	Records
0 to 100	655
100 to 200	46
200 to 300	16
300 to 400	3
400 to 500	4