Weather Records on 18 December 1920

77 weather records were set or tied worldwide on 18 December 1920. Highest significance: Nqamakwe (Tnk), ZA.

Key Facts for 18 December 1920

On 18 December 1920, 77 weather records were set or tied at long-record stations worldwide.
5 were record highs and 15 were record lows, counting maximum and minimum temperature.
By timescale, 1 were all-time records, 3 monthly and 73 daily.
Nqamakwe (Tnk) set an all-time record daily precipitation of 127.0 mm (5.0 in) on 18 December 1920.
Across 156 earlier years (1793 to 2025) the same calendar date averaged 482 records.

Record Map

77 stations

77 station records on 18 December 1920 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 18 December 1920: highest significance records shown on the map
Station	Country	Type	Value	Significance
Nqamakwe (Tnk)	South Africa	Record daily precipitation	127.0 mm (5.0 in)	51 of 100 (Notable)
Britstown (Pol)	South Africa	Record daily precipitation	40.6 mm (1.6 in)	47 of 100 (Notable)
Beaufort West (Met)	South Africa	Record daily precipitation	43.7 mm (1.7 in)	35 of 100 (Notable)
Cathcart	South Africa	Record daily precipitation	55.9 mm (2.2 in)	34 of 100 (Routine)
Tashkent	Uzbekistan	Record low minimum temperature	-22.3 C (-8.1 F)	34 of 100 (Routine)
Qacu (Bos)	South Africa	Record daily precipitation	56.9 mm (2.2 in)	33 of 100 (Routine)
Stratford	Canada	Record daily snowfall	15.2 cm (6.0 in)	27 of 100 (Routine)
Alicedale	South Africa	Record daily precipitation	44.7 mm (1.8 in)	27 of 100 (Routine)
Crawley	South Africa	Record daily precipitation	62.5 mm (2.5 in)	27 of 100 (Routine)
Owen Sound	Canada	Record daily snowfall	27.9 cm (11.0 in)	25 of 100 (Routine)
Lucknow	Canada	Record daily snowfall	17.8 cm (7.0 in)	25 of 100 (Routine)
Owen Sound	Canada	Record daily precipitation	27.9 mm (1.1 in)	24 of 100 (Routine)
Tabl.Mtn Molteno Rsv	South Africa	Record daily precipitation	63.0 mm (2.5 in)	24 of 100 (Routine)
Table.Mtn Platteklip	South Africa	Record daily precipitation	67.8 mm (2.7 in)	24 of 100 (Routine)
Komga (Pol)	South Africa	Record daily precipitation	53.3 mm (2.1 in)	23 of 100 (Routine)
Lady Frere (Tnk)	South Africa	Record daily precipitation	61.2 mm (2.4 in)	23 of 100 (Routine)
Cape Norman	Canada	Record daily snowfall	11.4 cm (4.5 in)	22 of 100 (Routine)
Dohne (Sar)	South Africa	Record daily precipitation	53.6 mm (2.1 in)	22 of 100 (Routine)
Thomas River (Sar)	South Africa	Record daily precipitation	69.6 mm (2.7 in)	22 of 100 (Routine)
Lady Grey (Pol)	South Africa	Record daily precipitation	30.5 mm (1.2 in)	22 of 100 (Routine)
Barkly East	South Africa	Record daily precipitation	35.8 mm (1.4 in)	22 of 100 (Routine)
Paarl (Tnk)	South Africa	Record daily precipitation	23.9 mm (0.9 in)	20 of 100 (Routine)
Royal Observatory	South Africa	Record daily precipitation	23.9 mm (0.9 in)	20 of 100 (Routine)
Oudtshoorn	South Africa	Record daily precipitation	23.4 mm (0.9 in)	20 of 100 (Routine)
Stratford	Canada	Record daily precipitation	15.2 mm (0.6 in)	20 of 100 (Routine)
Fraserburg	South Africa	Record daily precipitation	17.8 mm (0.7 in)	20 of 100 (Routine)
Lucknow	Canada	Record daily precipitation	17.8 mm (0.7 in)	20 of 100 (Routine)
Richmond C/K (Tnk)	South Africa	Record daily precipitation	23.1 mm (0.9 in)	20 of 100 (Routine)
Roodebloem	South Africa	Record daily precipitation	42.9 mm (1.7 in)	19 of 100 (Routine)
Fort Beaufort	South Africa	Record daily precipitation	53.3 mm (2.1 in)	18 of 100 (Routine)
Seymour (Mag)	South Africa	Record daily precipitation	55.6 mm (2.2 in)	18 of 100 (Routine)
Galway	Ireland	Record low maximum temperature	1.7 C (35.1 F)	17 of 100 (Routine)
Clanwilliam (Pol)	South Africa	Record daily precipitation	19.1 mm (0.8 in)	17 of 100 (Routine)
Beachport	Australia	Record daily precipitation	4.8 mm (0.19 in)	16 of 100 (Routine)
Pointe Au Pere	Canada	Record high minimum temperature	-5.0 C (23.0 F)	16 of 100 (Routine)
Calitzdorp Pol	South Africa	Record daily precipitation	38.1 mm (1.5 in)	16 of 100 (Routine)
Kologha (Bos)	South Africa	Record daily precipitation	68.1 mm (2.7 in)	16 of 100 (Routine)
Yardley Chase	South Africa	Record daily precipitation	50.3 mm (2.0 in)	16 of 100 (Routine)
Fort National	Algeria	Record low minimum temperature	-1.0 C (30.2 F)	15 of 100 (Routine)
Tashkent	Uzbekistan	Record low maximum temperature	-4.8 C (23.4 F)	15 of 100 (Routine)
Arnsberg	Germany	Record snow depth	4.0 cm (1.6 in)	14 of 100 (Routine)
Arhangelsk	Russia	Record daily precipitation	4.0 mm (0.16 in)	14 of 100 (Routine)
Syfergat (Sar)	South Africa	Record daily precipitation	23.6 mm (0.9 in)	14 of 100 (Routine)
Buffelsfontein 14	South Africa	Record daily precipitation	33.0 mm (1.3 in)	14 of 100 (Routine)
Steinkopf (Pol)	South Africa	Record daily precipitation	5.6 mm (0.22 in)	14 of 100 (Routine)
Tunis	Tunisia	Record low maximum temperature	11.0 C (51.8 F)	14 of 100 (Routine)
Hohenpeissenberg	Germany	Record low minimum temperature	-12.2 C (10.0 F)	13 of 100 (Routine)
Stellenbosch (Tnk)	South Africa	Record daily precipitation	9.7 mm (0.38 in)	13 of 100 (Routine)
Freiburg	Germany	Record low minimum temperature	-11.0 C (12.2 F)	12 of 100 (Routine)
Ladismith (Tnk)	South Africa	Record daily precipitation	34.0 mm (1.3 in)	12 of 100 (Routine)
Cullendale	South Africa	Record daily precipitation	49.5 mm (1.9 in)	12 of 100 (Routine)
Sterling	South Africa	Record daily precipitation	27.9 mm (1.1 in)	12 of 100 (Routine)
Darwin Post Office	Australia	Record high maximum temperature	36.7 C (98.1 F)	11 of 100 (Routine)
Forbes (Camp Street)	Australia	Record low minimum temperature	10.0 C (50.0 F)	11 of 100 (Routine)
Edenhope (Post Office)	Australia	Record daily precipitation	7.1 mm (0.28 in)	11 of 100 (Routine)
Innsbruck	Austria	Record low maximum temperature	-3.8 C (25.2 F)	11 of 100 (Routine)
Plauen	Germany	Record snow depth	10.0 cm (3.9 in)	11 of 100 (Routine)
Uniondale (Tnk)	South Africa	Record daily precipitation	14.7 mm (0.6 in)	11 of 100 (Routine)
Hillview (Ballandry)	Australia	Record daily precipitation	11.9 mm (0.5 in)	10 of 100 (Routine)
Constantine	Algeria	Record low maximum temperature	7.0 C (44.6 F)	9 of 100 (Routine)

Counts by Type and Timescale

77 records

Records set or tied on 18 December 1920 by type: Highest daily maximum 1, Lowest daily maximum 7, Highest daily minimum 4, Lowest daily minimum 8, Heaviest daily rainfall 50, Heaviest daily snowfall 5, Deepest snow cover 2.

Records on 18 December 1920 by type
Record type	Records
Highest daily maximum	1
Lowest daily maximum	7
Highest daily minimum	4
Lowest daily minimum	8
Heaviest daily rainfall	50
Heaviest daily snowfall	5
Deepest snow cover	2

Records on 18 December 1920 by timescale: all-time 1, monthly 3, daily 73.

How Much Records Were Beaten By

67 broken records

Margins by which the 67 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 101.0. Ties are not counted.

Top 20 by Significance

18 December 1920

Top 20 records on 18 December 1920 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
18 December 1920	Nqamakwe (Tnk), ZA	all-time rain	127.0 mm (5.0 in)	22.6 mm (0.9 in)	17 years	51 of 100 (Notable)
18 December 1920	Britstown (Pol), ZA	daily rain	40.6 mm (1.6 in)	34.2 mm (1.3 in)	31 years	47 of 100 (Notable)
18 December 1920	Beaufort West (Met), ZA	daily rain	43.7 mm (1.7 in)	28.7 mm (1.1 in)	4 years	35 of 100 (Notable)
18 December 1920	Cathcart, ZA	daily rain	55.9 mm (2.2 in)	40.7 mm (1.6 in)	3 years	34 of 100 (Routine)
18 December 1920	Tashkent, UZ	daily low min	-22.3 C (-8.1 F)	12.8 C (23.0 F)	23 years	34 of 100 (Routine)
18 December 1920	Qacu (Bos), ZA	daily rain	56.9 mm (2.2 in)	20.8 mm (0.8 in)	30 years	33 of 100 (Routine)
18 December 1920	Stratford, CA	daily snowfall	15.2 cm (6.0 in)	5.0 cm (2.0 in)	41 years	27 of 100 (Routine)
18 December 1920	Alicedale, ZA	daily rain	44.7 mm (1.8 in)	21.1 mm (0.8 in)	2 years	27 of 100 (Routine)
18 December 1920	Crawley, ZA	daily rain	62.5 mm (2.5 in)	15.5 mm (0.6 in)	30 years	27 of 100 (Routine)
18 December 1920	Owen Sound, CA	daily snowfall	27.9 cm (11.0 in)	10.1 cm (4.0 in)	22 years	25 of 100 (Routine)
18 December 1920	Lucknow, CA	daily snowfall	17.8 cm (7.0 in)	7.6 cm (3.0 in)	22 years	25 of 100 (Routine)
18 December 1920	Owen Sound, CA	daily rain	27.9 mm (1.1 in)	10.1 mm (0.4 in)	22 years	24 of 100 (Routine)
18 December 1920	Tabl.Mtn Molteno Rsv, ZA	monthly rain	63.0 mm (2.5 in)	5.8 mm (0.23 in)	14 years	24 of 100 (Routine)
18 December 1920	Table.Mtn Platteklip, ZA	monthly rain	67.8 mm (2.7 in)	6.8 mm (0.27 in)	14 years	24 of 100 (Routine)
18 December 1920	Komga (Pol), ZA	daily rain	53.3 mm (2.1 in)	15.2 mm (0.6 in)	20 years	23 of 100 (Routine)
18 December 1920	Lady Frere (Tnk), ZA	daily rain	61.2 mm (2.4 in)	19.3 mm (0.8 in)	18 years	23 of 100 (Routine)
18 December 1920	Cape Norman, CA	daily snowfall	11.4 cm (4.5 in)	6.3 cm (2.5 in)	29 years	22 of 100 (Routine)
18 December 1920	Dohne (Sar), ZA	daily rain	53.6 mm (2.1 in)	18.8 mm (0.7 in)	4 years	22 of 100 (Routine)
18 December 1920	Thomas River (Sar), ZA	monthly rain	69.6 mm (2.7 in)	5.6 mm (0.22 in)	13 years	22 of 100 (Routine)
18 December 1920	Lady Grey (Pol), ZA	daily rain	30.5 mm (1.2 in)	19.3 mm (0.8 in)	4 years	22 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 1920

Records set or tied on this calendar date in each year from 1793 to 1920. 1920 had 77 records.

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

Records on 12-18 in each year
Year	Records
1793	1
1796	1
1805	1
1814	1
1825	1
1846	1
1849	1
1852	2
1858	1
1859	4
1862	2
1864	1
1868	1
1873	1
1875	1
1876	2
1878	1
1881	2
1882	1
1884	2
1886	1
1887	1
1888	1
1889	4
1890	5
1892	4
1894	8
1895	1
1897	4
1898	9
1899	3
1900	2
1901	6
1902	33
1903	11
1904	25
1905	3
1906	21
1907	15
1908	16
1909	18
1910	19
1911	9
1912	33
1913	38
1914	20
1915	28
1916	57
1917	62
1918	21
1919	117
1920	77
1921	123
1922	108
1923	378
1924	480
1925	74
1926	173
1927	151
1928	165
1929	366
1930	230
1931	360
1932	353
1933	506
1934	209
1935	138
1936	466
1937	459
1938	185
1939	900
1940	242
1941	213
1942	281
1943	419
1944	191
1945	598
1946	199
1947	266
1948	354
1949	561
1950	289
1951	867
1952	450
1953	373
1954	507
1955	611
1956	333
1957	901
1958	524
1959	477
1960	477
1961	885
1962	759
1963	571
1964	840
1965	402
1966	644
1967	1,105
1968	488
1969	376
1970	502
1971	387
1972	375
1973	1,008
1974	229
1975	625
1976	459
1977	992
1978	946
1979	1,087
1980	772
1981	1,362
1982	537
1983	2,014
1984	1,439
1985	1,384
1986	875
1987	1,505
1988	1,061
1989	1,818
1990	1,367
1991	756
1992	1,045
1993	697
1994	643
1995	1,065
1996	1,833
1997	1,195
1998	863
1999	923
2000	1,572
2001	906
2002	1,437
2003	987
2004	506
2005	987
2006	1,167
2007	746
2008	1,014
2009	1,253
2010	1,322
2011	697
2012	729
2013	513
2014	556
2015	1,254
2016	1,821
2017	516
2018	464
2019	679
2020	326
2021	762
2022	536
2023	1,293
2024	780
2025	994

Download the Data

Data for records on 1920-12-18: 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 2026-10-15. Last revised 15 October 2026 (2026-10-15).

Margin	Records
0 to 20	57
20 to 40	5
40 to 60	2
60 to 80	2
80 to 100	0
100 to 120	1