Weather Records on 21 December 1937

189 weather records were set or tied worldwide on 21 December 1937. Highest significance: Red Lodge, US.

Key Facts for 21 December 1937

On 21 December 1937, 189 weather records were set or tied at long-record stations worldwide.
52 were record highs and 19 were record lows, counting maximum and minimum temperature.
By timescale, 0 were all-time records, 3 monthly and 186 daily.
Red Lodge set a daily record snowfall of 15.2 cm (6.0 in) on 21 December 1937.
Across 158 earlier years (1793 to 2025) the same calendar date averaged 491 records.

Record Map

189 stations

189 station records on 21 December 1937 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 21 December 1937: highest significance records shown on the map
Station	Country	Type	Value	Significance
Red Lodge	United States	Record daily snowfall	15.2 cm (6.0 in)	48 of 100 (Notable)
Palermo	Italy	Record daily precipitation	71.3 mm (2.8 in)	47 of 100 (Notable)
Marnitz	Germany	Record snow depth	20.0 cm (7.9 in)	46 of 100 (Notable)
Barauli	India	Record daily precipitation	45.5 mm (1.8 in)	43 of 100 (Notable)
Kentani (Bos)	South Africa	Record daily precipitation	86.1 mm (3.4 in)	42 of 100 (Notable)
Kotarh	India	Record daily precipitation	50.8 mm (2.0 in)	41 of 100 (Notable)
Nes Pa Hedmark	Norway	Record snow depth	44.0 cm (17.3 in)	38 of 100 (Notable)
Hawkwood Station	Australia	Record daily precipitation	64.8 mm (2.6 in)	37 of 100 (Notable)
Kilba	India	Record daily precipitation	31.8 mm (1.3 in)	35 of 100 (Notable)
Rietpoort	South Africa	Record daily precipitation	81.8 mm (3.2 in)	33 of 100 (Routine)
Helena Wb City	United States	Record daily snowfall	14.2 cm (5.6 in)	32 of 100 (Routine)
Soltau	Germany	Record snow depth	12.0 cm (4.7 in)	29 of 100 (Routine)
Banjar(Saraj-Teh)	India	Record daily precipitation	36.1 mm (1.4 in)	28 of 100 (Routine)
Hedrum	Norway	Record snow depth	64.0 cm (25.2 in)	24 of 100 (Routine)
Gavle	Sweden	Record low minimum temperature	-23.8 C (-10.8 F)	24 of 100 (Routine)
Millstream	Australia	Record daily precipitation	26.4 mm (1.0 in)	23 of 100 (Routine)
Crescent City 3 NNW	United States	Record high maximum temperature	18.9 C (66.0 F)	23 of 100 (Routine)
Hiasen I Sigdal	Norway	Record snow depth	115.0 cm (45.3 in)	22 of 100 (Routine)
Cascade 5 S	United States	Record daily snowfall	10.7 cm (4.2 in)	22 of 100 (Routine)
Pincher Creek Town	Canada	Record daily snowfall	8.9 cm (3.5 in)	21 of 100 (Routine)
Willowvale (Tnk)	South Africa	Record daily precipitation	43.4 mm (1.7 in)	21 of 100 (Routine)
Goldbutte 7 N	United States	Record daily precipitation	8.9 mm (0.35 in)	20 of 100 (Routine)
De Grey	Australia	Record daily precipitation	12.4 mm (0.5 in)	20 of 100 (Routine)
Vytegra	Russia	Record daily precipitation	9.6 mm (0.38 in)	20 of 100 (Routine)
Red Lodge	United States	Record daily precipitation	6.1 mm (0.24 in)	20 of 100 (Routine)
Gulah(Gula)	India	Record daily precipitation	8.6 mm (0.34 in)	20 of 100 (Routine)
El Paso	United States	Record daily snowfall	3.0 cm (1.2 in)	20 of 100 (Routine)
Ostrov Sosnovez	Russia	Record daily precipitation	3.6 mm (0.14 in)	20 of 100 (Routine)
Beardsley	United States	Record daily precipitation	3.3 mm (0.13 in)	20 of 100 (Routine)
Beringarra	Australia	Record daily precipitation	0.8 mm (0.03 in)	20 of 100 (Routine)
Murgoo	Australia	Record daily precipitation	2.0 mm (0.08 in)	20 of 100 (Routine)
Darwin Post Office	Australia	Record low minimum temperature	21.1 C (70.0 F)	20 of 100 (Routine)
Belle Isle	Canada	Record low maximum temperature	-15.0 C (5.0 F)	20 of 100 (Routine)
Bagaha	India	Record daily precipitation	7.6 mm (0.30 in)	20 of 100 (Routine)
Hamirpur	India	Record daily precipitation	7.9 mm (0.31 in)	20 of 100 (Routine)
Komga (Pol)	South Africa	Record daily precipitation	41.9 mm (1.6 in)	20 of 100 (Routine)
Vasteras-Hasslo	Sweden	Record low maximum temperature	-12.9 C (8.8 F)	20 of 100 (Routine)
Hampton	United States	Record snow depth	27.9 cm (11.0 in)	20 of 100 (Routine)
Deming	United States	Record daily precipitation	7.6 mm (0.30 in)	20 of 100 (Routine)
Dauphin	Canada	Record high minimum temperature	2.2 C (36.0 F)	19 of 100 (Routine)
Kurgan	Russia	Record low minimum temperature	-38.3 C (-36.9 F)	19 of 100 (Routine)
Nieu-Bethesda (Pol)	South Africa	Record daily precipitation	19.1 mm (0.8 in)	19 of 100 (Routine)
Towner 2 NE	United States	Record high minimum temperature	-1.7 C (28.9 F)	19 of 100 (Routine)
Ullawarra	Australia	Record daily precipitation	2.5 mm (0.10 in)	18 of 100 (Routine)
Kotkhai	India	Record daily precipitation	33.0 mm (1.3 in)	18 of 100 (Routine)
Sheffield	United Kingdom	Record high maximum temperature	11.1 C (52.0 F)	18 of 100 (Routine)
Fullerton 1 ESE	United States	Record high minimum temperature	0.6 C (33.1 F)	18 of 100 (Routine)
Cle Elum	United States	Record high maximum temperature	11.1 C (52.0 F)	18 of 100 (Routine)
Helena Wb City	United States	Record daily precipitation	8.9 mm (0.35 in)	18 of 100 (Routine)
Strelley	Australia	Record daily precipitation	5.8 mm (0.23 in)	17 of 100 (Routine)
Kenora	Canada	Record daily snowfall	7.6 cm (3.0 in)	17 of 100 (Routine)
Bogoroditskoye-Fenino	Russia	Record high maximum temperature	6.0 C (42.8 F)	17 of 100 (Routine)
Steytlerville (Mag)	South Africa	Record daily precipitation	9.7 mm (0.38 in)	17 of 100 (Routine)
Browning	United States	Record daily snowfall	1.0 cm (0.4 in)	17 of 100 (Routine)
Poplar 2 E	United States	Record high minimum temperature	-1.1 C (30.0 F)	17 of 100 (Routine)
Aberdeen	United States	Record high minimum temperature	0.0 C (32.0 F)	17 of 100 (Routine)
Gorki	Belarus	Record daily precipitation	7.4 mm (0.29 in)	16 of 100 (Routine)
Kenora	Canada	Record daily precipitation	7.6 mm (0.30 in)	16 of 100 (Routine)
Sikandra Rao	India	Record daily precipitation	2.3 mm (0.09 in)	16 of 100 (Routine)
Bironkhol	India	Record daily precipitation	38.1 mm (1.5 in)	16 of 100 (Routine)

Counts by Type and Timescale

189 records

Records set or tied on 21 December 1937 by type: Highest daily maximum 21, Lowest daily maximum 11, Highest daily minimum 31, Lowest daily minimum 8, Heaviest daily rainfall 94, Heaviest daily snowfall 11, Deepest snow cover 13.

Records on 21 December 1937 by type
Record type	Records
Highest daily maximum	21
Lowest daily maximum	11
Highest daily minimum	31
Lowest daily minimum	8
Heaviest daily rainfall	94
Heaviest daily snowfall	11
Deepest snow cover	13

Records on 21 December 1937 by timescale: all-time 0, monthly 3, daily 186.

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 280.0. Ties are not counted.

Top 20 by Significance

21 December 1937

Top 20 records on 21 December 1937 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
21 December 1937	Red Lodge, US	daily snowfall	15.2 cm (6.0 in)	12.7 cm (5.0 in)	41 years	48 of 100 (Notable)
21 December 1937	Palermo, IT	daily rain	71.3 mm (2.8 in)	23.0 mm (0.9 in)	40 years	47 of 100 (Notable)
21 December 1937	Marnitz, DE	daily snow depth	20.0 cm (7.9 in)	13.0 cm (5.1 in)	16 years	46 of 100 (Notable)
21 December 1937	Barauli, IN	daily rain	45.5 mm (1.8 in)	45.5 mm (1.8 in)	36 years	43 of 100 (Notable)
21 December 1937	Kentani (Bos), ZA	daily rain	86.1 mm (3.4 in)	47.0 mm (1.9 in)	14 years	42 of 100 (Notable)
21 December 1937	Kotarh, IN	daily rain	50.8 mm (2.0 in)	44.4 mm (1.7 in)	15 years	41 of 100 (Notable)
21 December 1937	Nes Pa Hedmark, NO	daily snow depth	44.0 cm (17.3 in)	27.0 cm (10.6 in)	2 years	38 of 100 (Notable)
21 December 1937	Hawkwood Station, AU	daily rain	64.8 mm (2.6 in)	33.0 mm (1.3 in)	40 years	37 of 100 (Notable)
21 December 1937	Kilba, IN	daily rain	31.8 mm (1.3 in)	24.2 mm (1.0 in)	15 years	35 of 100 (Notable)
21 December 1937	Rietpoort, ZA	monthly rain	81.8 mm (3.2 in)	17.3 mm (0.7 in)	19 years	33 of 100 (Routine)
21 December 1937	Helena Wb City, US	daily snowfall	14.2 cm (5.6 in)	10.9 cm (4.3 in)	12 years	32 of 100 (Routine)
21 December 1937	Soltau, DE	daily snow depth	12.0 cm (4.7 in)	12.0 cm (4.7 in)	45 years	29 of 100 (Routine)
21 December 1937	Banjar(Saraj-Teh), IN	daily rain	36.1 mm (1.4 in)	23.7 mm (0.9 in)	8 years	28 of 100 (Routine)
21 December 1937	Hedrum, NO	daily snow depth	64.0 cm (25.2 in)	16.0 cm (6.3 in)	36 years	24 of 100 (Routine)
21 December 1937	Gavle, SE	daily low min	-23.8 C (-10.8 F)	2.8 C (5.0 F)	50 years	24 of 100 (Routine)
21 December 1937	Millstream, AU	daily rain	26.4 mm (1.0 in)	22.3 mm (0.9 in)	15 years	23 of 100 (Routine)
21 December 1937	Crescent City 3 NNW, US	daily high max	18.9 C (66.0 F)	2.2 C (4.0 F)	40 years	23 of 100 (Routine)
21 December 1937	Hiasen I Sigdal, NO	daily snow depth	115.0 cm (45.3 in)	28.0 cm (11.0 in)	28 years	22 of 100 (Routine)
21 December 1937	Cascade 5 S, US	daily snowfall	10.7 cm (4.2 in)	5.6 cm (2.2 in)	19 years	22 of 100 (Routine)
21 December 1937	Pincher Creek Town, CA	daily snowfall	8.9 cm (3.5 in)	6.4 cm (2.5 in)	23 years	21 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 189 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	1,100

Download the Data

Data for records on 1937-12-21: 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 2026-10-15 (15 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 50	153
50 to 100	2
100 to 150	5
150 to 200	1
200 to 250	0
250 to 300	2