Weather Records on 21 December 2015

1,173 weather records were set or tied worldwide on 21 December 2015. Highest significance: Marree (Farina), AU.

Key Facts for 21 December 2015

On 21 December 2015, 1,173 weather records were set or tied at long-record stations worldwide.
871 were record highs and 16 were record lows, counting maximum and minimum temperature.
By timescale, 1 were all-time records, 74 monthly and 1,098 daily.
Marree (Farina) set a daily record precipitation of 47.8 mm (1.9 in) on 21 December 2015.
Across 158 earlier years (1793 to 2025) the same calendar date averaged 485 records.

Record Map

1,173 stations

1,173 station records on 21 December 2015 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 21 December 2015: highest significance records shown on the map
Station	Country	Type	Value	Significance
Marree (Farina)	Australia	Record daily precipitation	47.8 mm (1.9 in)	64 of 100 (Major)
Marree (Witchelina)	Australia	Record daily precipitation	31.0 mm (1.2 in)	57 of 100 (Notable)
Yallambie (Mount Auban)	Australia	Record daily precipitation	56.6 mm (2.2 in)	56 of 100 (Notable)
Marree (Clayton)	Australia	Record daily precipitation	65.0 mm (2.6 in)	54 of 100 (Notable)
Enosburg Falls	United States	Record daily precipitation	31.8 mm (1.3 in)	53 of 100 (Notable)
Kursk	Russia	Record high minimum temperature	4.7 C (40.5 F)	46 of 100 (Notable)
Claraville	Australia	Record daily precipitation	46.8 mm (1.8 in)	45 of 100 (Notable)
Halmstad	Sweden	Record high maximum temperature	10.0 C (50.0 F)	45 of 100 (Notable)
Arltunga	Australia	Record daily precipitation	39.4 mm (1.6 in)	44 of 100 (Notable)
Kon-Kolodez	Russia	Record high minimum temperature	4.0 C (39.2 F)	44 of 100 (Notable)
Bogoroditskoye-Fenino	Russia	Record high minimum temperature	3.5 C (38.3 F)	44 of 100 (Notable)
Allerton	United States	Record high minimum temperature	2.8 C (37.0 F)	44 of 100 (Notable)
Falun	Sweden	Record high maximum temperature	10.7 C (51.3 F)	43 of 100 (Notable)
Auberry 2 NW	United States	Record daily precipitation	59.2 mm (2.3 in)	43 of 100 (Notable)
Cresco 1 NE	United States	Record high minimum temperature	0.6 C (33.1 F)	43 of 100 (Notable)
Tartu-Toravere	Estonia	Record high maximum temperature	12.2 C (54.0 F)	42 of 100 (Notable)
St. Petersburg	Russia	Record high maximum temperature	10.6 C (51.1 F)	42 of 100 (Notable)
Calaveras Big Trees	United States	Record daily precipitation	116.6 mm (4.6 in)	42 of 100 (Notable)
Wadesboro	United States	Record daily precipitation	46.5 mm (1.8 in)	42 of 100 (Notable)
Owen Springs	Australia	Record daily precipitation	46.7 mm (1.8 in)	41 of 100 (Notable)
Tartu-Toravere	Estonia	Record high minimum temperature	8.4 C (47.1 F)	41 of 100 (Notable)
Kaunas	Lithuania	Record high minimum temperature	6.0 C (42.8 F)	41 of 100 (Notable)
New Meadows Rs	United States	Record daily snowfall	35.6 cm (14.0 in)	41 of 100 (Notable)
Elkader 6 SSW	United States	Record high minimum temperature	2.2 C (36.0 F)	41 of 100 (Notable)
Brunswick	United States	Record high minimum temperature	7.8 C (46.0 F)	41 of 100 (Notable)
Warmun	Australia	Record daily precipitation	53.0 mm (2.1 in)	40 of 100 (Notable)
Dublin Phoenix Park	Ireland	Record high maximum temperature	14.1 C (57.4 F)	40 of 100 (Notable)
Parnu	Estonia	Record high maximum temperature	8.5 C (47.3 F)	40 of 100 (Notable)
Zametchino	Russia	Record high minimum temperature	1.3 C (34.3 F)	40 of 100 (Notable)
Karlshamn	Sweden	Record high minimum temperature	8.4 C (47.1 F)	40 of 100 (Notable)
Ruston la Tech	United States	Record high maximum temperature	26.1 C (79.0 F)	40 of 100 (Notable)
Fulton	United States	Record high minimum temperature	9.4 C (48.9 F)	40 of 100 (Notable)
Trenton	United States	Record high minimum temperature	5.6 C (42.1 F)	40 of 100 (Notable)
Muskegon Co AP	United States	Record daily precipitation	25.9 mm (1.0 in)	40 of 100 (Notable)
Halmstad	Sweden	Record high minimum temperature	7.5 C (45.5 F)	39 of 100 (Notable)
Grant 5 SE	United States	Record snow depth	17.8 cm (7.0 in)	39 of 100 (Notable)
Boothville ASOS	United States	Record daily precipitation	77.2 mm (3.0 in)	38 of 100 (Notable)
Dillon AP	United States	Record snow depth	18.0 cm (7.1 in)	38 of 100 (Notable)
Tallinn	Estonia	Record high maximum temperature	10.0 C (50.0 F)	37 of 100 (Notable)
Vytegra	Russia	Record high maximum temperature	8.3 C (46.9 F)	37 of 100 (Notable)
Kargopol	Russia	Record high maximum temperature	6.5 C (43.7 F)	37 of 100 (Notable)
St. Petersburg	Russia	Record high minimum temperature	6.3 C (43.3 F)	37 of 100 (Notable)
Olands Norra Udde	Sweden	Record high minimum temperature	7.7 C (45.9 F)	37 of 100 (Notable)
Vanersborg	Sweden	Record high minimum temperature	6.9 C (44.4 F)	37 of 100 (Notable)
Miami	United States	Record high minimum temperature	8.3 C (46.9 F)	37 of 100 (Notable)
Mt Adams Rs	United States	Record daily snowfall	38.1 cm (15.0 in)	37 of 100 (Notable)
Kuusiku	Estonia	Record high maximum temperature	9.6 C (49.3 F)	36 of 100 (Notable)
Parnu	Estonia	Record high minimum temperature	6.4 C (43.5 F)	36 of 100 (Notable)
Valga	Estonia	Record high maximum temperature	11.2 C (52.2 F)	36 of 100 (Notable)
St. Brandon (St. Ra	Mauritius	Record low minimum temperature	20.6 C (69.1 F)	36 of 100 (Notable)
Reboly	Russia	Record high maximum temperature	5.8 C (42.4 F)	36 of 100 (Notable)
Tot-Ma	Russia	Record high maximum temperature	5.3 C (41.5 F)	36 of 100 (Notable)
Kursk	Russia	Record high maximum temperature	7.8 C (46.0 F)	36 of 100 (Notable)
Hoburg	Sweden	Record high minimum temperature	6.6 C (43.9 F)	36 of 100 (Notable)
W Pt	United States	Record daily precipitation	67.6 mm (2.7 in)	36 of 100 (Notable)
Green Mountain	United States	Record daily precipitation	76.2 mm (3.0 in)	36 of 100 (Notable)
Oodnadatta Airport	Australia	Record daily precipitation	26.4 mm (1.0 in)	35 of 100 (Notable)
Vilsandi	Estonia	Record high minimum temperature	7.5 C (45.5 F)	35 of 100 (Notable)
Kuusiku	Estonia	Record high minimum temperature	6.7 C (44.1 F)	35 of 100 (Notable)
Turi	Estonia	Record high maximum temperature	10.3 C (50.5 F)	35 of 100 (Notable)

Counts by Type and Timescale

1,173 records

Records set or tied on 21 December 2015 by type: Highest daily maximum 367, Lowest daily maximum 10, Highest daily minimum 504, Lowest daily minimum 6, Heaviest daily rainfall 259, Heaviest daily snowfall 12, Deepest snow cover 15.

Records on 21 December 2015 by type
Record type	Records
Highest daily maximum	367
Lowest daily maximum	10
Highest daily minimum	504
Lowest daily minimum	6
Heaviest daily rainfall	259
Heaviest daily snowfall	12
Deepest snow cover	15

Records on 21 December 2015 by timescale: all-time 1, monthly 74, daily 1,098.

How Much Records Were Beaten By

1,041 broken records

Margins by which the 1,041 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 140.0. Ties are not counted.

Top 20 by Significance

21 December 2015

Top 20 records on 21 December 2015 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
21 December 2015	Marree (Farina), AU	daily rain	47.8 mm (1.9 in)	27.5 mm (1.1 in)	70 years	64 of 100 (Major)
21 December 2015	Marree (Witchelina), AU	daily rain	31.0 mm (1.2 in)	21.3 mm (0.8 in)	86 years	57 of 100 (Notable)
21 December 2015	Yallambie (Mount Auban), AU	daily rain	56.6 mm (2.2 in)	45.2 mm (1.8 in)	41 years	56 of 100 (Notable)
21 December 2015	Marree (Clayton), AU	daily rain	65.0 mm (2.6 in)	61.6 mm (2.4 in)	14 years	54 of 100 (Notable)
21 December 2015	Enosburg Falls, US	daily rain	31.8 mm (1.3 in)	13.0 mm (0.5 in)	81 years	53 of 100 (Notable)
21 December 2015	Kursk, RU	daily high min	4.7 C (40.5 F)	4.4 C (7.9 F)	104 years	46 of 100 (Notable)
21 December 2015	Claraville, AU	daily rain	46.8 mm (1.8 in)	37.6 mm (1.5 in)	20 years	45 of 100 (Notable)
21 December 2015	Halmstad, SE	daily high max	10.0 C (50.0 F)	2.0 C (3.6 F)	101 years	45 of 100 (Notable)
21 December 2015	Arltunga, AU	daily rain	39.4 mm (1.6 in)	5.4 mm (0.21 in)	108 years	44 of 100 (Notable)
21 December 2015	Kon-Kolodez, RU	daily high min	4.0 C (39.2 F)	3.2 C (5.8 F)	104 years	44 of 100 (Notable)
21 December 2015	Bogoroditskoye-Fenino, RU	daily high min	3.5 C (38.3 F)	3.2 C (5.8 F)	104 years	44 of 100 (Notable)
21 December 2015	Allerton, US	daily high min	2.8 C (37.0 F)	2.8 C (5.0 F)	112 years	44 of 100 (Notable)
21 December 2015	Falun, SE	daily high max	10.7 C (51.3 F)	1.7 C (3.1 F)	114 years	43 of 100 (Notable)
21 December 2015	Auberry 2 NW, US	daily rain	59.2 mm (2.3 in)	21.1 mm (0.8 in)	72 years	43 of 100 (Notable)
21 December 2015	Cresco 1 NE, US	daily high min	0.6 C (33.1 F)	2.3 C (4.1 F)	119 years	43 of 100 (Notable)
21 December 2015	Tartu-Toravere, EE	daily high max	12.2 C (54.0 F)	5.0 C (9.0 F)	78 years	42 of 100 (Notable)
21 December 2015	St. Petersburg, RU	daily high max	10.6 C (51.1 F)	5.1 C (9.2 F)	78 years	42 of 100 (Notable)
21 December 2015	Calaveras Big Trees, US	daily rain	116.6 mm (4.6 in)	40.4 mm (1.6 in)	69 years	42 of 100 (Notable)
21 December 2015	Wadesboro, US	daily rain	46.5 mm (1.8 in)	17.0 mm (0.7 in)	64 years	42 of 100 (Notable)
21 December 2015	Owen Springs, AU	daily rain	46.7 mm (1.8 in)	29.7 mm (1.2 in)	36 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 2015

Records set or tied on this calendar date in each year from 1793 to 2015. 2015 had 1,173 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 2015-12-21: 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).

Margin	Records
0 to 20	998
20 to 40	25
40 to 60	12
60 to 80	3
80 to 100	1
100 to 120	0
120 to 140	2