Weather Records on 21 February 1940

159 weather records were set or tied worldwide on 21 February 1940. Highest significance: Boulia Airport, AU.

Key Facts for 21 February 1940

On 21 February 1940, 159 weather records were set or tied at long-record stations worldwide.
17 were record highs and 81 were record lows, counting maximum and minimum temperature.
By timescale, 3 were all-time records, 2 monthly and 154 daily.
Boulia Airport set a monthly record daily precipitation of 150.6 mm (5.9 in) on 21 February 1940.
Across 164 earlier years (1795 to 2026) the same calendar date averaged 503 records.

Record Map

159 stations

159 station records on 21 February 1940 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 21 February 1940: highest significance records shown on the map
Station	Country	Type	Value	Significance
Boulia Airport	Australia	Record daily precipitation	150.6 mm (5.9 in)	51 of 100 (Notable)
Cameron Downs	Australia	Record daily precipitation	238.8 mm (9.4 in)	50 of 100 (Notable)
Tombstone	United States	Record daily precipitation	25.4 mm (1.0 in)	50 of 100 (Notable)
Greifswald	Germany	Record snow depth	68.0 cm (26.8 in)	47 of 100 (Notable)
Soltau	Germany	Record snow depth	28.0 cm (11.0 in)	47 of 100 (Notable)
Putbus	Germany	Record low minimum temperature	-16.1 C (3.0 F)	44 of 100 (Notable)
Garsebach Bei Meissen	Germany	Record snow depth	24.0 cm (9.4 in)	43 of 100 (Notable)
Paauhau 217	United States	Record daily precipitation	113.8 mm (4.5 in)	43 of 100 (Notable)
Vestervig	Denmark	Record low minimum temperature	-18.6 C (-1.5 F)	38 of 100 (Notable)
Marnitz	Germany	Record snow depth	45.0 cm (17.7 in)	33 of 100 (Routine)
Chemnitz	Germany	Record snow depth	39.0 cm (15.4 in)	33 of 100 (Routine)
Jundah Post Office	Australia	Record daily precipitation	51.6 mm (2.0 in)	32 of 100 (Routine)
Altentreptow	Germany	Record snow depth	48.0 cm (18.9 in)	32 of 100 (Routine)
Rietpoort	South Africa	Record daily precipitation	45.0 mm (1.8 in)	32 of 100 (Routine)
Jefferson	United States	Record daily precipitation	67.8 mm (2.7 in)	32 of 100 (Routine)
Regensburg	Germany	Record low minimum temperature	-27.8 C (-18.0 F)	31 of 100 (Routine)
Kirchdorf/Poel	Germany	Record snow depth	39.0 cm (15.4 in)	31 of 100 (Routine)
Koebenhavn: Landbohojskolen-1	Denmark	Record low minimum temperature	-15.4 C (4.3 F)	28 of 100 (Routine)
Bad Blankenburg	Germany	Record snow depth	20.0 cm (7.9 in)	27 of 100 (Routine)
Velikie Luki	Russia	Record low minimum temperature	-33.5 C (-28.3 F)	27 of 100 (Routine)
Kynuna	Australia	Record daily precipitation	56.9 mm (2.2 in)	26 of 100 (Routine)
Manuka	Australia	Record daily precipitation	88.9 mm (3.5 in)	26 of 100 (Routine)
Sandvig	Denmark	Record low minimum temperature	-11.3 C (11.7 F)	26 of 100 (Routine)
Dublin Phoenix Park	Ireland	Record high maximum temperature	15.6 C (60.1 F)	26 of 100 (Routine)
Kremsmuenster	Austria	Record low minimum temperature	-18.2 C (-0.8 F)	25 of 100 (Routine)
Putbus	Germany	Record snow depth	55.0 cm (21.7 in)	25 of 100 (Routine)
Kristianstad	Sweden	Record low minimum temperature	-21.5 C (-6.7 F)	25 of 100 (Routine)
Jacksonville Wb City	United States	Record low maximum temperature	8.9 C (48.0 F)	25 of 100 (Routine)
Tangorin	Australia	Record daily precipitation	61.0 mm (2.4 in)	24 of 100 (Routine)
Dublin Phoenix Park	Ireland	Record high minimum temperature	8.9 C (48.0 F)	24 of 100 (Routine)
Chemnitz	Germany	Record low minimum temperature	-18.2 C (-0.8 F)	23 of 100 (Routine)
Glenormiston	Australia	Record daily precipitation	28.2 mm (1.1 in)	22 of 100 (Routine)
Karlshamn	Sweden	Record low minimum temperature	-17.0 C (1.4 F)	22 of 100 (Routine)
Saint Leo	United States	Record low maximum temperature	10.6 C (51.1 F)	22 of 100 (Routine)
Fergana	Uzbekistan	Record high minimum temperature	4.2 C (39.6 F)	22 of 100 (Routine)
Berlin-Dahlem (Lfag)	Germany	Record snow depth	31.0 cm (12.2 in)	21 of 100 (Routine)
Lake City 2 E	United States	Record low maximum temperature	8.3 C (46.9 F)	21 of 100 (Routine)
Storlien	Sweden	Record daily precipitation	16.0 mm (0.6 in)	20 of 100 (Routine)
Carandotta Station	Australia	Record daily precipitation	24.1 mm (0.9 in)	20 of 100 (Routine)
Storm Lake	United States	Record daily snowfall	2.5 cm (1.0 in)	20 of 100 (Routine)
Manati 2 E	Puerto Rico [United States]	Record high maximum temperature	33.3 C (91.9 F)	20 of 100 (Routine)
Marianna Sch For Boys	United States	Record low maximum temperature	9.4 C (48.9 F)	20 of 100 (Routine)
Boulia Airport	Australia	Record low maximum temperature	23.3 C (73.9 F)	19 of 100 (Routine)
Potsdam	Germany	Record snow depth	32.0 cm (12.6 in)	19 of 100 (Routine)
Norddal	Norway	Record snow depth	60.0 cm (23.6 in)	19 of 100 (Routine)
Elandshoek, Boston	South Africa	Record daily precipitation	32.8 mm (1.3 in)	19 of 100 (Routine)
Visby_Flygplats	Sweden	Record low minimum temperature	-12.1 C (10.2 F)	19 of 100 (Routine)
Mt Pleasant 2 W	United States	Record low maximum temperature	6.7 C (44.1 F)	19 of 100 (Routine)
Algona	United States	Record daily snowfall	1.3 cm (0.5 in)	19 of 100 (Routine)
Carroll	United States	Record daily snowfall	3.8 cm (1.5 in)	19 of 100 (Routine)
Laurel	United States	Record low maximum temperature	5.0 C (41.0 F)	19 of 100 (Routine)
Coorabulka	Australia	Record daily precipitation	33.0 mm (1.3 in)	18 of 100 (Routine)
Greifswald	Germany	Record low minimum temperature	-15.0 C (5.0 F)	18 of 100 (Routine)
Angermunde	Germany	Record low minimum temperature	-24.2 C (-11.6 F)	18 of 100 (Routine)
Coloso	Puerto Rico [United States]	Record high maximum temperature	33.3 C (91.9 F)	18 of 100 (Routine)
Ponce 4 E	Puerto Rico [United States]	Record high maximum temperature	32.2 C (90.0 F)	18 of 100 (Routine)
Sierra Madre Henszey	United States	Record high minimum temperature	13.9 C (57.0 F)	18 of 100 (Routine)
Quitman 2 NW	United States	Record low maximum temperature	10.0 C (50.0 F)	18 of 100 (Routine)
Guthrie Ctr	United States	Record daily precipitation	1.3 mm (0.05 in)	18 of 100 (Routine)
Sibley	United States	Record daily precipitation	2.5 mm (0.10 in)	18 of 100 (Routine)

Counts by Type and Timescale

159 records

Records set or tied on 21 February 1940 by type: Highest daily maximum 8, Lowest daily maximum 49, Highest daily minimum 9, Lowest daily minimum 32, Heaviest daily rainfall 33, Heaviest daily snowfall 9, Deepest snow cover 19.

Records on 21 February 1940 by type
Record type	Records
Highest daily maximum	8
Lowest daily maximum	49
Highest daily minimum	9
Lowest daily minimum	32
Heaviest daily rainfall	33
Heaviest daily snowfall	9
Deepest snow cover	19

Records on 21 February 1940 by timescale: all-time 3, monthly 2, daily 154.

How Much Records Were Beaten By

131 broken records

Margins by which the 131 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 410.0. Ties are not counted.

Top 20 by Significance

21 February 1940

Top 20 records on 21 February 1940 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
21 February 1940	Boulia Airport, AU	monthly rain	150.6 mm (5.9 in)	43.9 mm (1.7 in)	36 years	51 of 100 (Notable)
21 February 1940	Cameron Downs, AU	all-time rain	238.8 mm (9.4 in)	43.0 mm (1.7 in)	18 years	50 of 100 (Notable)
21 February 1940	Tombstone, US	daily rain	25.4 mm (1.0 in)	20.1 mm (0.8 in)	20 years	50 of 100 (Notable)
21 February 1940	Greifswald, DE	daily snow depth	68.0 cm (26.8 in)	41.0 cm (16.1 in)	10 years	47 of 100 (Notable)
21 February 1940	Soltau, DE	daily snow depth	28.0 cm (11.0 in)	28.0 cm (11.0 in)	47 years	47 of 100 (Notable)
21 February 1940	Putbus, DE	daily low min	-16.1 C (3.0 F)	4.8 C (8.6 F)	84 years	44 of 100 (Notable)
21 February 1940	Garsebach Bei Meissen, DE	daily snow depth	24.0 cm (9.4 in)	22.0 cm (8.7 in)	0 years	43 of 100 (Notable)
21 February 1940	Paauhau 217, US	daily rain	113.8 mm (4.5 in)	76.0 mm (3.0 in)	28 years	43 of 100 (Notable)
21 February 1940	Vestervig, DK	daily low min	-18.6 C (-1.5 F)	5.9 C (10.6 F)	60 years	38 of 100 (Notable)
21 February 1940	Marnitz, DE	daily snow depth	45.0 cm (17.7 in)	20.0 cm (7.9 in)	10 years	33 of 100 (Routine)
21 February 1940	Chemnitz, DE	daily snow depth	39.0 cm (15.4 in)	13.0 cm (5.1 in)	38 years	33 of 100 (Routine)
21 February 1940	Jundah Post Office, AU	daily rain	51.6 mm (2.0 in)	33.8 mm (1.3 in)	36 years	32 of 100 (Routine)
21 February 1940	Altentreptow, DE	daily snow depth	48.0 cm (18.9 in)	23.0 cm (9.1 in)	10 years	32 of 100 (Routine)
21 February 1940	Rietpoort, ZA	daily rain	45.0 mm (1.8 in)	29.8 mm (1.2 in)	20 years	32 of 100 (Routine)
21 February 1940	Jefferson, US	daily rain	67.8 mm (2.7 in)	39.1 mm (1.5 in)	12 years	32 of 100 (Routine)
21 February 1940	Regensburg, DE	monthly low min	-27.8 C (-18.0 F)	2.0 C (3.6 F)	38 years	31 of 100 (Routine)
21 February 1940	Kirchdorf/Poel, DE	daily snow depth	39.0 cm (15.4 in)	9.0 cm (3.5 in)	44 years	31 of 100 (Routine)
21 February 1940	Koebenhavn: Landbohojskolen-1, DK	daily low min	-15.4 C (4.3 F)	4.7 C (8.5 F)	38 years	28 of 100 (Routine)
21 February 1940	Bad Blankenburg, DE	daily snow depth	20.0 cm (7.9 in)	12.0 cm (4.7 in)	1 year	27 of 100 (Routine)
21 February 1940	Velikie Luki, RU	daily low min	-33.5 C (-28.3 F)	5.1 C (9.2 F)	51 years	27 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

1795 to 1940

Records set or tied on this calendar date in each year from 1795 to 1940. 1940 had 159 records.

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

Records on 02-21 in each year
Year	Records
1795	1
1804	1
1810	3
1814	3
1838	1
1845	1
1846	2
1847	1
1849	2
1850	1
1851	1
1855	1
1856	1
1860	1
1861	1
1862	2
1870	2
1875	2
1876	1
1879	1
1880	2
1881	1
1882	1
1883	1
1884	1
1885	1
1886	3
1888	2
1889	4
1890	2
1891	1
1893	9
1894	2
1895	2
1896	1
1897	5
1898	14
1899	3
1900	1
1901	11
1902	8
1903	13
1904	12
1905	6
1906	51
1907	18
1908	12
1909	28
1910	26
1911	24
1912	26
1913	29
1914	25
1915	52
1916	82
1917	415
1918	80
1919	47
1920	23
1921	96
1922	157
1923	40
1924	84
1925	209
1926	101
1927	191
1928	81
1929	403
1930	1,334
1931	197
1932	159
1933	229
1934	423
1935	300
1936	617
1937	699
1938	181
1939	586
1940	159
1941	224
1942	552
1943	460
1944	313
1945	621
1946	149
1947	458
1948	511
1949	889
1950	492
1951	573
1952	356
1953	1,238
1954	958
1955	857
1956	460
1957	709
1958	993
1959	383
1960	493
1961	831
1962	590
1963	1,022
1964	357
1965	275
1966	574
1967	312
1968	1,177
1969	658
1970	545
1971	787
1972	717
1973	790
1974	634
1975	655
1976	845
1977	1,362
1978	1,382
1979	1,212
1980	837
1981	1,600
1982	1,074
1983	608
1984	518
1985	837
1986	1,341
1987	658
1988	633
1989	866
1990	1,971
1991	680
1992	418
1993	1,540
1994	980
1995	1,267
1996	1,742
1997	1,806
1998	1,100
1999	552
2000	812
2001	583
2002	934
2003	1,253
2004	629
2005	840
2006	801
2007	747
2008	1,131
2009	622
2010	1,156
2011	1,379
2012	540
2013	845
2014	881
2015	1,773
2016	1,151
2017	1,828
2018	2,891
2019	1,330
2020	547
2021	879
2022	734
2023	677
2024	648
2025	1,776
2026	552

Download the Data

Data for records on 1940-02-21: 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 100	122
100 to 200	4
200 to 300	4
300 to 400	0
400 to 500	1