Weather Records on 18 December 1944

191 weather records were set or tied worldwide on 18 December 1944. Highest significance: Lake Nash, AU.

Key Facts for 18 December 1944

On 18 December 1944, 191 weather records were set or tied at long-record stations worldwide.
27 were record highs and 29 were record lows, counting maximum and minimum temperature.
By timescale, 0 were all-time records, 0 monthly and 191 daily.
Lake Nash set a daily record precipitation of 64.8 mm (2.6 in) on 18 December 1944.
Across 156 earlier years (1793 to 2025) the same calendar date averaged 482 records.

Record Map

191 stations

191 station records on 18 December 1944 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 18 December 1944: highest significance records shown on the map
Station	Country	Type	Value	Significance
Lake Nash	Australia	Record daily precipitation	64.8 mm (2.6 in)	54 of 100 (Notable)
Warenda	Australia	Record daily precipitation	91.4 mm (3.6 in)	51 of 100 (Notable)
Lucknow Station	Australia	Record daily precipitation	45.7 mm (1.8 in)	47 of 100 (Notable)
Patan	India	Record daily precipitation	30.5 mm (1.2 in)	42 of 100 (Notable)
Bimerah	Australia	Record daily precipitation	55.9 mm (2.2 in)	41 of 100 (Notable)
Melrose	Australia	Record daily precipitation	47.5 mm (1.9 in)	41 of 100 (Notable)
Avon Downs	Australia	Record daily precipitation	72.6 mm (2.9 in)	39 of 100 (Notable)
Headingly Station	Australia	Record daily precipitation	39.6 mm (1.6 in)	39 of 100 (Notable)
Malvern Hills	Australia	Record daily precipitation	46.5 mm (1.8 in)	38 of 100 (Notable)
Brighton Downs	Australia	Record daily precipitation	61.0 mm (2.4 in)	38 of 100 (Notable)
New Martinsville 4 NNE	United States	Record daily snowfall	7.6 cm (3.0 in)	37 of 100 (Notable)
Cloncurry McIllwraith St	Australia	Record daily precipitation	54.6 mm (2.1 in)	36 of 100 (Notable)
Claysville 3 W	United States	Record snow depth	22.9 cm (9.0 in)	36 of 100 (Notable)
Mt Pocono 2 N	United States	Record daily snowfall	12.7 cm (5.0 in)	33 of 100 (Routine)
Kenton	United States	Record snow depth	12.7 cm (5.0 in)	30 of 100 (Routine)
Lorraine	Australia	Record daily precipitation	66.0 mm (2.6 in)	29 of 100 (Routine)
Longreach Post Office	Australia	Record low maximum temperature	24.9 C (76.8 F)	28 of 100 (Routine)
Aledo	United States	Record snow depth	17.8 cm (7.0 in)	28 of 100 (Routine)
Dixon Wwtp	United States	Record snow depth	22.9 cm (9.0 in)	28 of 100 (Routine)
Williamson	United States	Record daily snowfall	7.6 cm (3.0 in)	28 of 100 (Routine)
Evesham Station	Australia	Record daily precipitation	35.6 mm (1.4 in)	27 of 100 (Routine)
Brockville	Canada	Record low minimum temperature	-24.4 C (-11.9 F)	27 of 100 (Routine)
Adur	India	Record daily precipitation	27.9 mm (1.1 in)	27 of 100 (Routine)
Collingwood	Canada	Record low minimum temperature	-23.3 C (-9.9 F)	26 of 100 (Routine)
Morrison	United States	Record snow depth	20.3 cm (8.0 in)	25 of 100 (Routine)
Ironton	United States	Record daily snowfall	6.9 cm (2.7 in)	25 of 100 (Routine)
Belmont	Australia	Record daily precipitation	54.4 mm (2.1 in)	24 of 100 (Routine)
Gilliat Post Office	Australia	Record daily precipitation	35.1 mm (1.4 in)	23 of 100 (Routine)
Barkly Downs	Australia	Record daily precipitation	39.1 mm (1.5 in)	23 of 100 (Routine)
Val (Sar)	South Africa	Record daily precipitation	26.7 mm (1.1 in)	23 of 100 (Routine)
Ottawa 4SW	United States	Record snow depth	10.2 cm (4.0 in)	23 of 100 (Routine)
Huntington 1	United States	Record daily snowfall	5.8 cm (2.3 in)	23 of 100 (Routine)
Morgantown 1	United States	Record daily snowfall	7.6 cm (3.0 in)	23 of 100 (Routine)
Westland	Australia	Record daily precipitation	40.6 mm (1.6 in)	22 of 100 (Routine)
Surbiton Station	Australia	Record daily precipitation	48.0 mm (1.9 in)	22 of 100 (Routine)
Carandotta Station	Australia	Record daily precipitation	28.4 mm (1.1 in)	22 of 100 (Routine)
Fort Simpson	Canada	Record high minimum temperature	-7.2 C (19.0 F)	22 of 100 (Routine)
Fairfield	United States	Record snow depth	152.4 cm (60.0 in)	22 of 100 (Routine)
Urandangi	Australia	Record daily precipitation	40.4 mm (1.6 in)	21 of 100 (Routine)
Emerson	Canada	Record high minimum temperature	-11.1 C (12.0 F)	21 of 100 (Routine)
Mt Carroll	United States	Record snow depth	30.5 cm (12.0 in)	21 of 100 (Routine)
Millerton	United States	Record snow depth	152.4 cm (60.0 in)	21 of 100 (Routine)
Murwara(Kathi)	India	Record daily precipitation	21.6 mm (0.9 in)	20 of 100 (Routine)
Brunette Downs	Australia	Record daily precipitation	23.1 mm (0.9 in)	20 of 100 (Routine)
Aurangabad	India	Record daily precipitation	13.5 mm (0.5 in)	20 of 100 (Routine)
Barrow Creek	Australia	Record daily precipitation	19.8 mm (0.8 in)	20 of 100 (Routine)
Unchhera	India	Record daily precipitation	5.6 mm (0.22 in)	20 of 100 (Routine)
Manikpur	India	Record daily precipitation	10.2 mm (0.4 in)	20 of 100 (Routine)
Robertsganj	India	Record daily precipitation	6.1 mm (0.24 in)	20 of 100 (Routine)
Llanrheidol Station	Australia	Record daily precipitation	20.3 mm (0.8 in)	20 of 100 (Routine)
Deo	India	Record daily precipitation	6.9 mm (0.27 in)	20 of 100 (Routine)
Mahuadaur	India	Record daily precipitation	13.7 mm (0.5 in)	20 of 100 (Routine)
Manoharpur	India	Record daily precipitation	6.1 mm (0.24 in)	20 of 100 (Routine)
Dudhi	India	Record daily precipitation	6.4 mm (0.25 in)	20 of 100 (Routine)
Mariahu	India	Record daily precipitation	16.8 mm (0.7 in)	20 of 100 (Routine)
Granada Station	Australia	Record daily precipitation	30.7 mm (1.2 in)	20 of 100 (Routine)
Charleville Post Office	Australia	Record low maximum temperature	25.8 C (78.4 F)	20 of 100 (Routine)
Fort Simpson	Canada	Record high maximum temperature	-1.7 C (28.9 F)	20 of 100 (Routine)
Sherghati	India	Record daily precipitation	4.6 mm (0.18 in)	20 of 100 (Routine)
Bijawar	India	Record daily precipitation	10.9 mm (0.4 in)	20 of 100 (Routine)

Counts by Type and Timescale

191 records

Records set or tied on 18 December 1944 by type: Highest daily maximum 13, Lowest daily maximum 10, Highest daily minimum 14, Lowest daily minimum 19, Heaviest daily rainfall 93, Heaviest daily snowfall 17, Deepest snow cover 25.

Records on 18 December 1944 by type
Record type	Records
Highest daily maximum	13
Lowest daily maximum	10
Highest daily minimum	14
Lowest daily minimum	19
Heaviest daily rainfall	93
Heaviest daily snowfall	17
Deepest snow cover	25

Records on 18 December 1944 by timescale: all-time 0, monthly 0, daily 191.

How Much Records Were Beaten By

163 broken records

Margins by which the 163 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 559.0. Ties are not counted.

Top 20 by Significance

18 December 1944

Top 20 records on 18 December 1944 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
18 December 1944	Lake Nash, AU	daily rain	64.8 mm (2.6 in)	51.6 mm (2.0 in)	40 years	54 of 100 (Notable)
18 December 1944	Warenda, AU	daily rain	91.4 mm (3.6 in)	88.9 mm (3.5 in)	21 years	51 of 100 (Notable)
18 December 1944	Lucknow Station, AU	daily rain	45.7 mm (1.8 in)	38.1 mm (1.5 in)	31 years	47 of 100 (Notable)
18 December 1944	Patan, IN	daily rain	30.5 mm (1.2 in)	30.5 mm (1.2 in)	31 years	42 of 100 (Notable)
18 December 1944	Bimerah, AU	daily rain	55.9 mm (2.2 in)	43.2 mm (1.7 in)	31 years	41 of 100 (Notable)
18 December 1944	Melrose, AU	daily rain	47.5 mm (1.9 in)	38.9 mm (1.5 in)	23 years	41 of 100 (Notable)
18 December 1944	Avon Downs, AU	daily rain	72.6 mm (2.9 in)	39.6 mm (1.6 in)	31 years	39 of 100 (Notable)
18 December 1944	Headingly Station, AU	daily rain	39.6 mm (1.6 in)	39.1 mm (1.5 in)	1 year	39 of 100 (Notable)
18 December 1944	Malvern Hills, AU	daily rain	46.5 mm (1.8 in)	35.6 mm (1.4 in)	22 years	38 of 100 (Notable)
18 December 1944	Brighton Downs, AU	daily rain	61.0 mm (2.4 in)	46.3 mm (1.8 in)	8 years	38 of 100 (Notable)
18 December 1944	New Martinsville 4 NNE, US	daily snowfall	7.6 cm (3.0 in)	7.6 cm (3.0 in)	50 years	37 of 100 (Notable)
18 December 1944	Cloncurry McIllwraith St, AU	daily rain	54.6 mm (2.1 in)	42.4 mm (1.7 in)	23 years	36 of 100 (Notable)
18 December 1944	Claysville 3 W, US	daily snow depth	22.9 cm (9.0 in)	10.2 cm (4.0 in)	38 years	36 of 100 (Notable)
18 December 1944	Mt Pocono 2 N, US	daily snowfall	12.7 cm (5.0 in)	10.2 cm (4.0 in)	40 years	33 of 100 (Routine)
18 December 1944	Kenton, US	daily snow depth	12.7 cm (5.0 in)	7.6 cm (3.0 in)	12 years	30 of 100 (Routine)
18 December 1944	Lorraine, AU	daily rain	66.0 mm (2.6 in)	53.6 mm (2.1 in)	1 year	29 of 100 (Routine)
18 December 1944	Longreach Post Office, AU	daily low max	24.9 C (76.8 F)	4.8 C (8.6 F)	37 years	28 of 100 (Routine)
18 December 1944	Aledo, US	daily snow depth	17.8 cm (7.0 in)	7.6 cm (3.0 in)	35 years	28 of 100 (Routine)
18 December 1944	Dixon Wwtp, US	daily snow depth	22.9 cm (9.0 in)	12.7 cm (5.0 in)	12 years	28 of 100 (Routine)
18 December 1944	Williamson, US	daily snowfall	7.6 cm (3.0 in)	5.1 cm (2.0 in)	43 years	28 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 1944

Records set or tied on this calendar date in each year from 1793 to 1944. 1944 had 191 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 1944-12-18: 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 100	156
100 to 200	4
200 to 300	1
300 to 400	1
400 to 500	0
500 to 600	1