Weather Records on 21 February 1946

149 weather records were set or tied worldwide on 21 February 1946. Highest significance: Mayville, US.

Key Facts for 21 February 1946

On 21 February 1946, 149 weather records were set or tied at long-record stations worldwide.
58 were record highs and 22 were record lows, counting maximum and minimum temperature.
By timescale, 0 were all-time records, 3 monthly and 146 daily.
Mayville set a daily record snow depth of 45.7 cm (18.0 in) on 21 February 1946.
Across 164 earlier years (1795 to 2026) the same calendar date averaged 503 records.

Record Map

149 stations

149 station records on 21 February 1946 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 21 February 1946: highest significance records shown on the map
Station	Country	Type	Value	Significance
Mayville	United States	Record snow depth	45.7 cm (18.0 in)	59 of 100 (Notable)
Wokha	India	Record daily precipitation	54.6 mm (2.1 in)	46 of 100 (Notable)
Cap Madeleine	Canada	Record daily precipitation	45.7 mm (1.8 in)	42 of 100 (Notable)
Cap Madeleine	Canada	Record daily snowfall	45.7 cm (18.0 in)	42 of 100 (Notable)
Indooroopilly Bowls Club	Australia	Record daily precipitation	102.6 mm (4.0 in)	35 of 100 (Notable)
Canning Downs	Australia	Record daily precipitation	53.8 mm (2.1 in)	35 of 100 (Notable)
Pedra Branca	Brazil	Record daily precipitation	93.1 mm (3.7 in)	35 of 100 (Notable)
Thulimbah	Australia	Record daily precipitation	52.1 mm (2.1 in)	30 of 100 (Routine)
Boa Viagem	Brazil	Record daily precipitation	97.0 mm (3.8 in)	30 of 100 (Routine)
Juandah	Australia	Record daily precipitation	52.1 mm (2.1 in)	29 of 100 (Routine)
Marburg - Warrego Highway	Australia	Record daily precipitation	76.2 mm (3.0 in)	29 of 100 (Routine)
Sogndal - Selseng	Norway	Record snow depth	194.0 cm (76.4 in)	24 of 100 (Routine)
Paw Paw 2S	United States	Record daily snowfall	7.6 cm (3.0 in)	24 of 100 (Routine)
Gaspe	Canada	Record daily snowfall	17.8 cm (7.0 in)	23 of 100 (Routine)
Hatch	United States	Record high maximum temperature	25.6 C (78.1 F)	23 of 100 (Routine)
Dalveen	Australia	Record daily precipitation	46.5 mm (1.8 in)	22 of 100 (Routine)
Natashquan A	Canada	Record daily snowfall	17.8 cm (7.0 in)	22 of 100 (Routine)
Kustanai	Kazakhstan	Record high minimum temperature	-4.4 C (24.1 F)	22 of 100 (Routine)
Guayama 1SW	Puerto Rico [United States]	Record high minimum temperature	26.7 C (80.1 F)	22 of 100 (Routine)
Rowena (Waroonga)	Australia	Record daily precipitation	44.2 mm (1.7 in)	21 of 100 (Routine)
Quixeramobim	Brazil	Record daily precipitation	35.5 mm (1.4 in)	21 of 100 (Routine)
Berlin-Dahlem	Germany	Record daily precipitation	12.4 mm (0.5 in)	20 of 100 (Routine)
Arhangelsk	Russia	Record daily precipitation	6.7 mm (0.26 in)	20 of 100 (Routine)
Valemount	Canada	Record daily precipitation	20.6 mm (0.8 in)	20 of 100 (Routine)
Gaspe	Canada	Record daily precipitation	17.8 mm (0.7 in)	20 of 100 (Routine)
Braunschweig (T.H.)	Germany	Record daily precipitation	8.8 mm (0.35 in)	20 of 100 (Routine)
Natashquan A	Canada	Record daily precipitation	17.8 mm (0.7 in)	20 of 100 (Routine)
Sibsagar	India	Record daily precipitation	22.4 mm (0.9 in)	19 of 100 (Routine)
Irkutsk	Russia	Record high minimum temperature	-6.7 C (19.9 F)	19 of 100 (Routine)
Babuskin	Russia	Record high minimum temperature	-2.8 C (27.0 F)	19 of 100 (Routine)
Kjahta	Russia	Record high minimum temperature	-7.0 C (19.4 F)	19 of 100 (Routine)
Globe Rs	United States	Record high maximum temperature	25.0 C (77.0 F)	19 of 100 (Routine)
Plymouth Wwtp	United States	Record daily snowfall	6.4 cm (2.5 in)	19 of 100 (Routine)
Zugspitze	Germany	Record low maximum temperature	-17.7 C (0.1 F)	18 of 100 (Routine)
The Forks	United States	Record daily precipitation	26.9 mm (1.1 in)	18 of 100 (Routine)
Ewa Plantation 741	United States	Record low minimum temperature	12.2 C (54.0 F)	18 of 100 (Routine)
Williston Sloulin Fld	United States	Record snow depth	17.8 cm (7.0 in)	18 of 100 (Routine)
Fort Vermilion Cda	Canada	Record daily precipitation	5.6 mm (0.22 in)	17 of 100 (Routine)
Fort Vermilion Cda	Canada	Record daily snowfall	5.6 cm (2.2 in)	17 of 100 (Routine)
Cooperstown	United States	Record daily snowfall	7.6 cm (3.0 in)	17 of 100 (Routine)
Kohala Mis 175.1	United States	Record low maximum temperature	20.0 C (68.0 F)	17 of 100 (Routine)
Ucluelet	Canada	Record daily precipitation	69.9 mm (2.8 in)	16 of 100 (Routine)
North Bay	Canada	Record low minimum temperature	-35.0 C (-31.0 F)	16 of 100 (Routine)
Springfield 1 SE	United States	Record daily precipitation	8.1 mm (0.32 in)	16 of 100 (Routine)
Clayoquot	Canada	Record daily precipitation	41.7 mm (1.6 in)	15 of 100 (Routine)
Kurgan	Russia	Record high minimum temperature	-3.4 C (25.9 F)	15 of 100 (Routine)
Nashua 2 NNW	United States	Record low maximum temperature	-8.3 C (17.1 F)	15 of 100 (Routine)
Jersey City	United States	Record low maximum temperature	-5.0 C (23.0 F)	15 of 100 (Routine)
Tewantin Post Office	Australia	Record high minimum temperature	23.3 C (73.9 F)	14 of 100 (Routine)
Kilmashogue,Lowlands	South Africa	Record daily precipitation	36.6 mm (1.4 in)	14 of 100 (Routine)
Cordova AP	United States	Record high minimum temperature	2.8 C (37.0 F)	14 of 100 (Routine)
Milnes Landing	Canada	Record high minimum temperature	6.7 C (44.1 F)	13 of 100 (Routine)
St Lin des Laurentides	Canada	Record low maximum temperature	-17.2 C (1.0 F)	13 of 100 (Routine)
Rosewood Walloon Rd	Australia	Record daily precipitation	57.2 mm (2.3 in)	12 of 100 (Routine)
Salisbury Bowls Club	Australia	Record daily precipitation	70.4 mm (2.8 in)	12 of 100 (Routine)
Sao Joao Do Jaguaribe	Brazil	Record daily precipitation	47.5 mm (1.9 in)	12 of 100 (Routine)
Armstrong	Canada	Record high maximum temperature	8.9 C (48.0 F)	12 of 100 (Routine)
Oberstdorf	Germany	Record daily precipitation	23.8 mm (0.9 in)	12 of 100 (Routine)
Aktobe	Kazakhstan	Record high maximum temperature	1.8 C (35.2 F)	12 of 100 (Routine)
Hampton	United States	Record high maximum temperature	11.7 C (53.1 F)	12 of 100 (Routine)

Counts by Type and Timescale

149 records

Records set or tied on 21 February 1946 by type: Highest daily maximum 25, Lowest daily maximum 11, Highest daily minimum 33, Lowest daily minimum 11, Heaviest daily rainfall 50, Heaviest daily snowfall 14, Deepest snow cover 5.

Records on 21 February 1946 by type
Record type	Records
Highest daily maximum	25
Lowest daily maximum	11
Highest daily minimum	33
Lowest daily minimum	11
Heaviest daily rainfall	50
Heaviest daily snowfall	14
Deepest snow cover	5

Records on 21 February 1946 by timescale: all-time 0, monthly 3, daily 146.

How Much Records Were Beaten By

103 broken records

Margins by which the 103 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 381.0. Ties are not counted.

Top 20 by Significance

21 February 1946

Top 20 records on 21 February 1946 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
21 February 1946	Mayville, US	daily snow depth	45.7 cm (18.0 in)	38.1 cm (15.0 in)	49 years	59 of 100 (Notable)
21 February 1946	Wokha, IN	daily rain	54.6 mm (2.1 in)	34.0 mm (1.3 in)	39 years	46 of 100 (Notable)
21 February 1946	Cap Madeleine, CA	daily rain	45.7 mm (1.8 in)	20.3 mm (0.8 in)	36 years	42 of 100 (Notable)
21 February 1946	Cap Madeleine, CA	daily snowfall	45.7 cm (18.0 in)	20.3 cm (8.0 in)	36 years	42 of 100 (Notable)
21 February 1946	Indooroopilly Bowls Club, AU	daily rain	102.6 mm (4.0 in)	35.0 mm (1.4 in)	47 years	35 of 100 (Notable)
21 February 1946	Canning Downs, AU	daily rain	53.8 mm (2.1 in)	33.7 mm (1.3 in)	24 years	35 of 100 (Notable)
21 February 1946	Pedra Branca, BR	daily rain	93.1 mm (3.7 in)	56.1 mm (2.2 in)	15 years	35 of 100 (Notable)
21 February 1946	Thulimbah, AU	daily rain	52.1 mm (2.1 in)	31.3 mm (1.2 in)	12 years	30 of 100 (Routine)
21 February 1946	Boa Viagem, BR	monthly rain	97.0 mm (3.8 in)	19.3 mm (0.8 in)	11 years	30 of 100 (Routine)
21 February 1946	Juandah, AU	daily rain	52.1 mm (2.1 in)	11.2 mm (0.4 in)	57 years	29 of 100 (Routine)
21 February 1946	Marburg - Warrego Highway, AU	daily rain	76.2 mm (3.0 in)	23.1 mm (0.9 in)	40 years	29 of 100 (Routine)
21 February 1946	Sogndal - Selseng, NO	daily snow depth	194.0 cm (76.4 in)	35.0 cm (13.8 in)	32 years	24 of 100 (Routine)
21 February 1946	Paw Paw 2S, US	daily snowfall	7.6 cm (3.0 in)	5.1 cm (2.0 in)	27 years	24 of 100 (Routine)
21 February 1946	Gaspe, CA	daily snowfall	17.8 cm (7.0 in)	10.2 cm (4.0 in)	28 years	23 of 100 (Routine)
21 February 1946	Hatch, US	daily high max	25.6 C (78.1 F)	1.7 C (3.1 F)	50 years	23 of 100 (Routine)
21 February 1946	Dalveen, AU	daily rain	46.5 mm (1.8 in)	9.2 mm (0.36 in)	38 years	22 of 100 (Routine)
21 February 1946	Natashquan A, CA	daily snowfall	17.8 cm (7.0 in)	8.9 cm (3.5 in)	22 years	22 of 100 (Routine)
21 February 1946	Kustanai, KZ	daily high min	-4.4 C (24.1 F)	6.0 C (10.8 F)	35 years	22 of 100 (Routine)
21 February 1946	Guayama 1SW, PR	daily high min	26.7 C (80.1 F)	1.7 C (3.1 F)	14 years	22 of 100 (Routine)
21 February 1946	Rowena (Waroonga), AU	daily rain	44.2 mm (1.7 in)	10.9 mm (0.4 in)	36 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

1795 to 1946

Records set or tied on this calendar date in each year from 1795 to 1946. 1946 had 149 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 1946-02-21: 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 50	94
50 to 100	4
100 to 150	2
150 to 200	0
200 to 250	1
250 to 300	0
300 to 350	0
350 to 400	2