Weather Records on 21 December 1919

57 weather records were set or tied worldwide on 21 December 1919. Highest significance: Anticosti SW Point, CA.

Key Facts for 21 December 1919

On 21 December 1919, 57 weather records were set or tied at long-record stations worldwide.
12 were record highs and 16 were record lows, counting maximum and minimum temperature.
By timescale, 0 were all-time records, 2 monthly and 55 daily.
Anticosti SW Point set a daily record low minimum temperature of -27.8 C (-18.0 F) on 21 December 1919.
Across 158 earlier years (1793 to 2025) the same calendar date averaged 492 records.

Record Map

57 stations

57 station records on 21 December 1919 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 21 December 1919: highest significance records shown on the map
Station	Country	Type	Value	Significance
Anticosti SW Point	Canada	Record low minimum temperature	-27.8 C (-18.0 F)	28 of 100 (Routine)
Koebenhavn: Landbohojskolen-1	Denmark	Record daily precipitation	16.2 mm (0.6 in)	20 of 100 (Routine)
Kirchdorf/Poel	Germany	Record daily precipitation	13.8 mm (0.5 in)	20 of 100 (Routine)
Wrixum/Fohr	Germany	Record daily precipitation	19.3 mm (0.8 in)	20 of 100 (Routine)
Falsterbo	Sweden	Record daily precipitation	14.0 mm (0.6 in)	20 of 100 (Routine)
Koebenhavn - Meteorologisk Ins	Denmark	Record daily precipitation	15.5 mm (0.6 in)	20 of 100 (Routine)
Arnsberg	Germany	Record daily precipitation	23.3 mm (0.9 in)	20 of 100 (Routine)
Goldberg	Germany	Record daily precipitation	16.0 mm (0.6 in)	20 of 100 (Routine)
Kristianstad	Sweden	Record daily precipitation	17.1 mm (0.7 in)	20 of 100 (Routine)
West Terschelling	Netherlands	Record daily precipitation	16.9 mm (0.7 in)	20 of 100 (Routine)
Groningen-1	Netherlands	Record daily precipitation	15.1 mm (0.6 in)	20 of 100 (Routine)
Wangerooge	Germany	Record daily precipitation	19.1 mm (0.8 in)	20 of 100 (Routine)
Winterswijk	Netherlands	Record daily precipitation	19.0 mm (0.7 in)	20 of 100 (Routine)
Halmstad	Sweden	Record daily precipitation	11.6 mm (0.5 in)	20 of 100 (Routine)
Lund	Sweden	Record daily precipitation	14.4 mm (0.6 in)	20 of 100 (Routine)
Sandvig	Denmark	Record daily precipitation	13.3 mm (0.5 in)	20 of 100 (Routine)
Karlshamn	Sweden	Record daily precipitation	17.5 mm (0.7 in)	20 of 100 (Routine)
Fort National	Algeria	Record daily precipitation	73.7 mm (2.9 in)	20 of 100 (Routine)
Melbourne Regional Office	Australia	Record high maximum temperature	39.0 C (102.2 F)	20 of 100 (Routine)
Waren	Germany	Record daily precipitation	13.1 mm (0.5 in)	20 of 100 (Routine)
New Westminster	Canada	Record high minimum temperature	8.9 C (48.0 F)	18 of 100 (Routine)
Vestervig	Denmark	Record daily precipitation	10.7 mm (0.4 in)	18 of 100 (Routine)
Muncheberg	Germany	Record daily precipitation	8.7 mm (0.34 in)	18 of 100 (Routine)
Karesuando	Sweden	Record low maximum temperature	-23.7 C (-10.7 F)	17 of 100 (Routine)
Calgary Int'l A	Canada	Record high maximum temperature	12.8 C (55.0 F)	16 of 100 (Routine)
Gronbaek-Allingskovgard	Denmark	Record daily precipitation	13.0 mm (0.5 in)	16 of 100 (Routine)
Heinersreuth-Vollhof	Germany	Record daily precipitation	10.0 mm (0.4 in)	16 of 100 (Routine)
Kunzelsau	Germany	Record daily precipitation	26.4 mm (1.0 in)	15 of 100 (Routine)
Belle Isle	Canada	Record low minimum temperature	-26.1 C (-15.0 F)	14 of 100 (Routine)
St. Petersburg	Russia	Record low minimum temperature	-25.7 C (-14.3 F)	14 of 100 (Routine)
Medicine Hat A	Canada	Record high minimum temperature	4.4 C (39.9 F)	13 of 100 (Routine)
Arhangelsk	Russia	Record low minimum temperature	-42.7 C (-44.9 F)	13 of 100 (Routine)
Hano_A	Sweden	Record daily precipitation	10.1 mm (0.4 in)	13 of 100 (Routine)
Washington	United States	Record low minimum temperature	-13.3 C (8.1 F)	13 of 100 (Routine)
Cobar Post Office	Australia	Record high maximum temperature	41.1 C (106.0 F)	12 of 100 (Routine)
Yarmouth	Canada	Record low maximum temperature	-5.6 C (21.9 F)	12 of 100 (Routine)
St. Petersburg	Russia	Record low maximum temperature	-21.5 C (-6.7 F)	12 of 100 (Routine)
Wagga Wagga (Kooringal)	Australia	Record high maximum temperature	39.4 C (102.9 F)	9 of 100 (Routine)
Qu'appelle	Canada	Record high minimum temperature	-2.8 C (27.0 F)	9 of 100 (Routine)
Tartu	Estonia	Record low minimum temperature	-25.0 C (-13.0 F)	9 of 100 (Routine)
Dubuque River	United States	Record snow depth	17.8 cm (7.0 in)	9 of 100 (Routine)
Hambantota	Sri Lanka	Record low maximum temperature	26.1 C (79.0 F)	7 of 100 (Routine)
Metten	Germany	Record daily precipitation	13.2 mm (0.5 in)	7 of 100 (Routine)
Ljungby	Sweden	Record daily precipitation	16.0 mm (0.6 in)	7 of 100 (Routine)
Maneroo	Australia	Record daily precipitation	7.6 mm (0.30 in)	6 of 100 (Routine)
Baltimore Customs House	United States	Record low minimum temperature	-10.0 C (14.0 F)	4 of 100 (Routine)
Barkerville	Canada	Record high maximum temperature	3.9 C (39.0 F)	3 of 100 (Routine)
Swift Current	Canada	Record high minimum temperature	0.0 C (32.0 F)	3 of 100 (Routine)
Anticosti SW Point	Canada	Record low maximum temperature	-12.8 C (9.0 F)	3 of 100 (Routine)
Charlottetown	Canada	Record low maximum temperature	-12.2 C (10.0 F)	3 of 100 (Routine)
Vastervik	Sweden	Record daily precipitation	9.8 mm (0.39 in)	3 of 100 (Routine)
Forbes (Camp Street)	Australia	Record high maximum temperature	38.3 C (100.9 F)	2 of 100 (Routine)
Blue Hill Coop	United States	Record low maximum temperature	-7.2 C (19.0 F)	2 of 100 (Routine)
Lowell	United States	Record low maximum temperature	-3.3 C (26.1 F)	2 of 100 (Routine)
Lowell	United States	Record low minimum temperature	-15.0 C (5.0 F)	2 of 100 (Routine)
Astoria	United States	Record high minimum temperature	11.1 C (52.0 F)	2 of 100 (Routine)
Cobar Post Office	Australia	Record high minimum temperature	25.0 C (77.0 F)	1 of 100 (Routine)

Counts by Type and Timescale

57 records

Records set or tied on 21 December 1919 by type: Highest daily maximum 6, Lowest daily maximum 8, Highest daily minimum 6, Lowest daily minimum 8, Heaviest daily rainfall 28, Deepest snow cover 1.

Records on 21 December 1919 by type
Record type	Records
Highest daily maximum	6
Lowest daily maximum	8
Highest daily minimum	6
Lowest daily minimum	8
Heaviest daily rainfall	28
Heaviest daily snowfall	0
Deepest snow cover	1

Records on 21 December 1919 by timescale: all-time 0, monthly 2, daily 55.

How Much Records Were Beaten By

45 broken records

Margins by which the 45 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 26.0. Ties are not counted.

Top 20 by Significance

21 December 1919

Top 20 records on 21 December 1919 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
21 December 1919	Anticosti SW Point, CA	daily low min	-27.8 C (-18.0 F)	7.8 C (14.0 F)	34 years	28 of 100 (Routine)
21 December 1919	Koebenhavn: Landbohojskolen-1, DK	daily rain	16.2 mm (0.6 in)	10.1 mm (0.4 in)	43 years	20 of 100 (Routine)
21 December 1919	Kirchdorf/Poel, DE	daily rain	13.8 mm (0.5 in)	8.9 mm (0.35 in)	38 years	20 of 100 (Routine)
21 December 1919	Wrixum/Fohr, DE	daily rain	19.3 mm (0.8 in)	12.7 mm (0.5 in)	29 years	20 of 100 (Routine)
21 December 1919	Falsterbo, SE	daily rain	14.0 mm (0.6 in)	11.2 mm (0.4 in)	2 years	20 of 100 (Routine)
21 December 1919	Koebenhavn - Meteorologisk Ins, DK	daily rain	15.5 mm (0.6 in)	10.3 mm (0.4 in)	12 years	20 of 100 (Routine)
21 December 1919	Arnsberg, DE	daily rain	23.3 mm (0.9 in)	13.9 mm (0.5 in)	29 years	20 of 100 (Routine)
21 December 1919	Goldberg, DE	daily rain	16.0 mm (0.6 in)	11.6 mm (0.5 in)	8 years	20 of 100 (Routine)
21 December 1919	Kristianstad, SE	daily rain	17.1 mm (0.7 in)	8.9 mm (0.35 in)	12 years	20 of 100 (Routine)
21 December 1919	West Terschelling, NL	daily rain	16.9 mm (0.7 in)	9.6 mm (0.38 in)	29 years	20 of 100 (Routine)
21 December 1919	Groningen-1, NL	daily rain	15.1 mm (0.6 in)	3.7 mm (0.15 in)	50 years	20 of 100 (Routine)
21 December 1919	Wangerooge, DE	daily rain	19.1 mm (0.8 in)	8.6 mm (0.34 in)	22 years	20 of 100 (Routine)
21 December 1919	Winterswijk, NL	daily rain	19.0 mm (0.7 in)	7.6 mm (0.30 in)	29 years	20 of 100 (Routine)
21 December 1919	Halmstad, SE	daily rain	11.6 mm (0.5 in)	3.9 mm (0.15 in)	43 years	20 of 100 (Routine)
21 December 1919	Lund, SE	daily rain	14.4 mm (0.6 in)	2.7 mm (0.11 in)	43 years	20 of 100 (Routine)
21 December 1919	Sandvig, DK	daily rain	13.3 mm (0.5 in)	5.2 mm (0.20 in)	12 years	20 of 100 (Routine)
21 December 1919	Karlshamn, SE	daily rain	17.5 mm (0.7 in)	4.9 mm (0.19 in)	12 years	20 of 100 (Routine)
21 December 1919	Fort National, DZ	monthly rain	73.7 mm (2.9 in)	1.7 mm (0.07 in)	17 years	20 of 100 (Routine)
21 December 1919	Melbourne Regional Office, AU	daily high max	39.0 C (102.2 F)	0.5 C (0.9 F)	49 years	20 of 100 (Routine)
21 December 1919	Waren, DE	daily rain	13.1 mm (0.5 in)	5.9 mm (0.23 in)	8 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 1919

Records set or tied on this calendar date in each year from 1793 to 1919. 1919 had 57 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 1919-12-21: 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 2026-10-14 (14 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 5	29
5 to 10	9
10 to 15	6
15 to 20	0
20 to 25	0
25 to 30	1