Weather Records on 18 December 1937

459 weather records were set or tied worldwide on 18 December 1937. Highest significance: Minnedosa, CA.

Key Facts for 18 December 1937

On 18 December 1937, 459 weather records were set or tied at long-record stations worldwide.
243 were record highs and 11 were record lows, counting maximum and minimum temperature.
By timescale, 0 were all-time records, 24 monthly and 435 daily.
Minnedosa set a daily record snowfall of 10.7 cm (4.2 in) on 18 December 1937.
Across 156 earlier years (1793 to 2025) the same calendar date averaged 480 records.

Record Map

459 stations

459 station records on 18 December 1937 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 18 December 1937: highest significance records shown on the map
Station	Country	Type	Value	Significance
Minnedosa	Canada	Record daily snowfall	10.7 cm (4.2 in)	55 of 100 (Notable)
Sachor	India	Record daily precipitation	45.7 mm (1.8 in)	49 of 100 (Notable)
Circleville	United States	Record daily precipitation	48.8 mm (1.9 in)	46 of 100 (Notable)
Nes Pa Hedmark	Norway	Record snow depth	45.0 cm (17.7 in)	43 of 100 (Notable)
Klipfontein	South Africa	Record daily precipitation	66.0 mm (2.6 in)	42 of 100 (Notable)
Newark Liberty Intl AP	United States	Record high maximum temperature	17.8 C (64.0 F)	42 of 100 (Notable)
Luz (Estacao)	Brazil	Record daily precipitation	76.2 mm (3.0 in)	40 of 100 (Notable)
Rahapur	India	Record daily precipitation	38.1 mm (1.5 in)	40 of 100 (Notable)
Gloversville	United States	Record daily precipitation	37.1 mm (1.5 in)	39 of 100 (Notable)
Clarion 3 SW	United States	Record daily precipitation	42.2 mm (1.7 in)	37 of 100 (Notable)
Hedrum	Norway	Record snow depth	76.0 cm (29.9 in)	36 of 100 (Notable)
Falmouth	United States	Record daily precipitation	50.0 mm (2.0 in)	36 of 100 (Notable)
Greenfield Ctr	United States	Record daily precipitation	57.2 mm (2.3 in)	34 of 100 (Routine)
Marnitz	Germany	Record snow depth	20.0 cm (7.9 in)	33 of 100 (Routine)
Jalore	India	Record daily precipitation	34.8 mm (1.4 in)	33 of 100 (Routine)
Dannemora	United States	Record daily precipitation	25.4 mm (1.0 in)	32 of 100 (Routine)
New Castle 1 N	United States	Record daily precipitation	30.2 mm (1.2 in)	32 of 100 (Routine)
Soltau	Germany	Record snow depth	14.0 cm (5.5 in)	31 of 100 (Routine)
Dwarka	India	Record daily precipitation	28.4 mm (1.1 in)	30 of 100 (Routine)
Oakland 1 SE	United States	Record daily precipitation	27.2 mm (1.1 in)	30 of 100 (Routine)
Trenton 2	United States	Record high maximum temperature	18.9 C (66.0 F)	30 of 100 (Routine)
Biskra	Algeria	Record low maximum temperature	8.0 C (46.4 F)	29 of 100 (Routine)
Berlin (Sar)	South Africa	Record daily precipitation	71.1 mm (2.8 in)	29 of 100 (Routine)
Centre Hall	United States	Record daily precipitation	47.8 mm (1.9 in)	28 of 100 (Routine)
Parkers Landing	United States	Record daily precipitation	38.6 mm (1.5 in)	28 of 100 (Routine)
Potsdam	Germany	Record snow depth	21.0 cm (8.3 in)	27 of 100 (Routine)
Bridgeton 1 NE	United States	Record high maximum temperature	21.1 C (70.0 F)	27 of 100 (Routine)
Lancaster 2 NW	United States	Record daily precipitation	31.8 mm (1.3 in)	27 of 100 (Routine)
Pembroke Eddy Match	Canada	Record high minimum temperature	-1.1 C (30.0 F)	25 of 100 (Routine)
Windsor Kings College	Canada	Record daily precipitation	29.5 mm (1.2 in)	25 of 100 (Routine)
Berlin-Dahlem (Lfag)	Germany	Record snow depth	14.0 cm (5.5 in)	24 of 100 (Routine)
Siwana	India	Record daily precipitation	25.4 mm (1.0 in)	24 of 100 (Routine)
Kiev	Ukraine	Record high maximum temperature	9.0 C (48.2 F)	24 of 100 (Routine)
Annapolis US Naval Aca	United States	Record high maximum temperature	22.8 C (73.0 F)	24 of 100 (Routine)
Ridgway	United States	Record daily precipitation	26.9 mm (1.1 in)	24 of 100 (Routine)
Bayard	United States	Record daily precipitation	28.7 mm (1.1 in)	24 of 100 (Routine)
Atlantic City Marina	United States	Record high maximum temperature	14.4 C (57.9 F)	24 of 100 (Routine)
Newton Rigg	United Kingdom	Record low minimum temperature	-11.1 C (12.0 F)	23 of 100 (Routine)
Henichesk	Ukraine	Record high minimum temperature	6.9 C (44.4 F)	23 of 100 (Routine)
Cooperstown	United States	Record daily precipitation	27.4 mm (1.1 in)	23 of 100 (Routine)
Athens	United States	Record high minimum temperature	11.1 C (52.0 F)	22 of 100 (Routine)
Oneonta 1 S	United States	Record daily precipitation	26.4 mm (1.0 in)	22 of 100 (Routine)
Washington	United States	Record high maximum temperature	22.2 C (72.0 F)	22 of 100 (Routine)
Simferopol	Ukraine	Record high maximum temperature	21.5 C (70.7 F)	21 of 100 (Routine)
Ai-Petri	Ukraine	Record high maximum temperature	13.3 C (55.9 F)	21 of 100 (Routine)
Ai-Petri	Ukraine	Record high minimum temperature	7.6 C (45.7 F)	21 of 100 (Routine)
Minnedosa	Canada	Record daily precipitation	10.7 mm (0.4 in)	20 of 100 (Routine)
Vanrhysdorp	South Africa	Record daily precipitation	19.3 mm (0.8 in)	20 of 100 (Routine)
Mariyna Gorka	Belarus	Record daily precipitation	13.5 mm (0.5 in)	20 of 100 (Routine)
Greenville 2 NE	United States	Record daily precipitation	23.4 mm (0.9 in)	20 of 100 (Routine)
Carlisle	United States	Record daily precipitation	16.0 mm (0.6 in)	20 of 100 (Routine)
Cadiz	United States	Record daily precipitation	23.6 mm (0.9 in)	20 of 100 (Routine)
Pachpadra	India	Record daily precipitation	19.8 mm (0.8 in)	20 of 100 (Routine)
Nagaur (Nagore )	India	Record daily precipitation	19.1 mm (0.8 in)	20 of 100 (Routine)
Centennial 1NE	United States	Record daily precipitation	10.7 mm (0.4 in)	20 of 100 (Routine)
Mandvi	India	Record daily precipitation	17.8 mm (0.7 in)	20 of 100 (Routine)
Bali	India	Record daily precipitation	12.4 mm (0.5 in)	20 of 100 (Routine)
Bethesdaweg (Sar)	South Africa	Record daily precipitation	24.4 mm (1.0 in)	20 of 100 (Routine)
Navanagar	India	Record daily precipitation	14.5 mm (0.6 in)	20 of 100 (Routine)
Jodhpur	India	Record daily precipitation	22.9 mm (0.9 in)	20 of 100 (Routine)

Counts by Type and Timescale

459 records

Records set or tied on 18 December 1937 by type: Highest daily maximum 98, Lowest daily maximum 4, Highest daily minimum 145, Lowest daily minimum 7, Heaviest daily rainfall 180, Heaviest daily snowfall 8, Deepest snow cover 17.

Records on 18 December 1937 by type
Record type	Records
Highest daily maximum	98
Lowest daily maximum	4
Highest daily minimum	145
Lowest daily minimum	7
Heaviest daily rainfall	180
Heaviest daily snowfall	8
Deepest snow cover	17

Records on 18 December 1937 by timescale: all-time 0, monthly 24, daily 435.

How Much Records Were Beaten By

384 broken records

Margins by which the 384 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 420.0. Ties are not counted.

Top 20 by Significance

18 December 1937

Top 20 records on 18 December 1937 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
18 December 1937	Minnedosa, CA	daily snowfall	10.7 cm (4.2 in)	9.2 cm (3.6 in)	43 years	55 of 100 (Notable)
18 December 1937	Sachor, IN	monthly rain	45.7 mm (1.8 in)	33.0 mm (1.3 in)	10 years	49 of 100 (Notable)
18 December 1937	Circleville, US	daily rain	48.8 mm (1.9 in)	34.8 mm (1.4 in)	8 years	46 of 100 (Notable)
18 December 1937	Nes Pa Hedmark, NO	daily snow depth	45.0 cm (17.7 in)	37.0 cm (14.6 in)	2 years	43 of 100 (Notable)
18 December 1937	Klipfontein, ZA	daily rain	66.0 mm (2.6 in)	38.3 mm (1.5 in)	16 years	42 of 100 (Notable)
18 December 1937	Newark Liberty Intl AP, US	daily high max	17.8 C (64.0 F)	3.9 C (7.0 F)	88 years	42 of 100 (Notable)
18 December 1937	Luz (Estacao), BR	daily rain	76.2 mm (3.0 in)	51.6 mm (2.0 in)	23 years	40 of 100 (Notable)
18 December 1937	Rahapur, IN	monthly rain	38.1 mm (1.5 in)	25.4 mm (1.0 in)	7 years	40 of 100 (Notable)
18 December 1937	Gloversville, US	daily rain	37.1 mm (1.5 in)	19.3 mm (0.8 in)	35 years	39 of 100 (Notable)
18 December 1937	Clarion 3 SW, US	daily rain	42.2 mm (1.7 in)	20.9 mm (0.8 in)	16 years	37 of 100 (Notable)
18 December 1937	Hedrum, NO	daily snow depth	76.0 cm (29.9 in)	42.0 cm (16.5 in)	22 years	36 of 100 (Notable)
18 December 1937	Falmouth, US	daily rain	50.0 mm (2.0 in)	27.4 mm (1.1 in)	8 years	36 of 100 (Notable)
18 December 1937	Greenfield Ctr, US	daily rain	57.2 mm (2.3 in)	26.7 mm (1.1 in)	22 years	34 of 100 (Routine)
18 December 1937	Marnitz, DE	daily snow depth	20.0 cm (7.9 in)	10.0 cm (3.9 in)	4 years	33 of 100 (Routine)
18 December 1937	Jalore, IN	monthly rain	34.8 mm (1.4 in)	18.5 mm (0.7 in)	9 years	33 of 100 (Routine)
18 December 1937	Dannemora, US	daily rain	25.4 mm (1.0 in)	16.5 mm (0.6 in)	8 years	32 of 100 (Routine)
18 December 1937	New Castle 1 N, US	daily rain	30.2 mm (1.2 in)	12.4 mm (0.5 in)	28 years	32 of 100 (Routine)
18 December 1937	Soltau, DE	daily snow depth	14.0 cm (5.5 in)	14.0 cm (5.5 in)	45 years	31 of 100 (Routine)
18 December 1937	Dwarka, IN	monthly rain	28.4 mm (1.1 in)	15.2 mm (0.6 in)	7 years	30 of 100 (Routine)
18 December 1937	Oakland 1 SE, US	daily rain	27.2 mm (1.1 in)	14.0 mm (0.6 in)	28 years	30 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 1937

Records set or tied on this calendar date in each year from 1793 to 1937. 1937 had 459 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 1937-12-18: 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	377
100 to 200	5
200 to 300	0
300 to 400	1
400 to 500	1