Weather Records on 21 August 1941

180 weather records were set or tied worldwide on 21 August 1941. Highest significance: Svenska Hogarna, SE.

Key Facts for 21 August 1941

On 21 August 1941, 180 weather records were set or tied at long-record stations worldwide.
35 were record highs and 30 were record lows, counting maximum and minimum temperature.
By timescale, 1 were all-time records, 2 monthly and 177 daily.
Svenska Hogarna set a daily record precipitation of 61.3 mm (2.4 in) on 21 August 1941.
Across 165 earlier years (1800 to 2026) the same calendar date averaged 452 records.

Record Map

180 stations

180 station records on 21 August 1941 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 21 August 1941: highest significance records shown on the map
Station	Country	Type	Value	Significance
Svenska Hogarna	Sweden	Record daily precipitation	61.3 mm (2.4 in)	52 of 100 (Notable)
Gotska Sandon	Sweden	Record daily precipitation	38.9 mm (1.5 in)	50 of 100 (Notable)
Masset Airport	Canada	Record daily precipitation	30.0 mm (1.2 in)	47 of 100 (Notable)
Ajmer	India	Record daily precipitation	131.1 mm (5.2 in)	45 of 100 (Notable)
Ashland	United States	Record daily precipitation	74.9 mm (2.9 in)	44 of 100 (Notable)
Anklam	Germany	Record daily precipitation	35.1 mm (1.4 in)	43 of 100 (Notable)
Higgins Lake	United States	Record daily precipitation	73.4 mm (2.9 in)	40 of 100 (Notable)
Dhubri	India	Record daily precipitation	182.1 mm (7.2 in)	39 of 100 (Notable)
Neemuch	India	Record daily precipitation	168.7 mm (6.6 in)	39 of 100 (Notable)
Vosburg	South Africa	Record daily precipitation	44.5 mm (1.8 in)	38 of 100 (Notable)
Louisville 1 E	United States	Record daily precipitation	62.5 mm (2.5 in)	34 of 100 (Routine)
Naraingarh	India	Record daily precipitation	87.6 mm (3.4 in)	33 of 100 (Routine)
Childress 3 W	United States	Record daily precipitation	66.0 mm (2.6 in)	33 of 100 (Routine)
Dwtn Charleston	United States	Record daily precipitation	65.0 mm (2.6 in)	28 of 100 (Routine)
Memphis	United States	Record daily precipitation	52.1 mm (2.1 in)	27 of 100 (Routine)
Dubuque River	United States	Record low maximum temperature	20.0 C (68.0 F)	27 of 100 (Routine)
Nimach	India	Record daily precipitation	177.8 mm (7.0 in)	26 of 100 (Routine)
Hill City Muni AP	United States	Record daily precipitation	76.2 mm (3.0 in)	26 of 100 (Routine)
Hendersonville 1 NE	United States	Record daily precipitation	58.4 mm (2.3 in)	24 of 100 (Routine)
Cloud Chief 2 SE	United States	Record daily precipitation	38.9 mm (1.5 in)	24 of 100 (Routine)
Prentice #2	United States	Record daily precipitation	57.2 mm (2.3 in)	24 of 100 (Routine)
Balipara(Addibar) Sr	India	Record daily precipitation	83.8 mm (3.3 in)	23 of 100 (Routine)
Prathipadu	India	Record daily precipitation	43.2 mm (1.7 in)	22 of 100 (Routine)
Bakhtiarpur	India	Record daily precipitation	55.4 mm (2.2 in)	22 of 100 (Routine)
Uppsala_Aut	Sweden	Record daily precipitation	30.0 mm (1.2 in)	22 of 100 (Routine)
Oberlin	United States	Record daily precipitation	38.9 mm (1.5 in)	22 of 100 (Routine)
McGill	United States	Record low maximum temperature	25.6 C (78.1 F)	22 of 100 (Routine)
Orofino	United States	Record high minimum temperature	17.8 C (64.0 F)	21 of 100 (Routine)
E Tawas	United States	Record daily precipitation	52.8 mm (2.1 in)	21 of 100 (Routine)
Eureka	United States	Record low maximum temperature	21.1 C (70.0 F)	21 of 100 (Routine)
Carawa	Australia	Record daily precipitation	10.9 mm (0.4 in)	20 of 100 (Routine)
Ceduna Post Office	Australia	Record daily precipitation	10.7 mm (0.4 in)	20 of 100 (Routine)
Astana	Kazakhstan	Record daily precipitation	14.2 mm (0.6 in)	20 of 100 (Routine)
Penong	Australia	Record daily precipitation	16.3 mm (0.6 in)	20 of 100 (Routine)
Glen Boree	Australia	Record daily precipitation	15.7 mm (0.6 in)	20 of 100 (Routine)
South Pass City	United States	Record daily precipitation	14.2 mm (0.6 in)	20 of 100 (Routine)
White Well	Australia	Record daily precipitation	10.2 mm (0.4 in)	20 of 100 (Routine)
Wilbur	United States	Record daily precipitation	5.8 mm (0.23 in)	20 of 100 (Routine)
Przhevalsk	Kyrgyzstan	Record daily precipitation	19.6 mm (0.8 in)	20 of 100 (Routine)
Lake Alice Near	United States	Record daily precipitation	22.9 mm (0.9 in)	20 of 100 (Routine)
Lakeview 2 NNW	United States	Record daily precipitation	0.8 mm (0.03 in)	20 of 100 (Routine)
Benkelman 1N	United States	Record daily precipitation	21.8 mm (0.9 in)	20 of 100 (Routine)
Badarpur	India	Record daily precipitation	84.6 mm (3.3 in)	20 of 100 (Routine)
Bilasipara	India	Record daily precipitation	100.3 mm (3.9 in)	20 of 100 (Routine)
Barpeta	India	Record daily precipitation	76.2 mm (3.0 in)	20 of 100 (Routine)
Karkaralinsk	Kazakhstan	Record daily precipitation	92.0 mm (3.6 in)	20 of 100 (Routine)
Pastura 6 SSE	United States	Record daily precipitation	40.6 mm (1.6 in)	20 of 100 (Routine)
Kinston 7 SE	United States	Record daily precipitation	55.9 mm (2.2 in)	20 of 100 (Routine)
Southport 5 N	United States	Record daily precipitation	71.4 mm (2.8 in)	20 of 100 (Routine)
Georgetown 2 E	United States	Record daily precipitation	29.7 mm (1.2 in)	20 of 100 (Routine)
Verhojansk	Russia	Record low minimum temperature	-2.0 C (28.4 F)	19 of 100 (Routine)
Bogoroditskoye-Fenino	Russia	Record high minimum temperature	17.0 C (62.6 F)	19 of 100 (Routine)
Hoburg	Sweden	Record daily precipitation	34.7 mm (1.4 in)	19 of 100 (Routine)
Stockholm	Sweden	Record daily precipitation	39.0 mm (1.5 in)	19 of 100 (Routine)
Idaho Springs	United States	Record daily precipitation	6.9 mm (0.27 in)	19 of 100 (Routine)
Beaufort	United States	Record daily precipitation	50.8 mm (2.0 in)	19 of 100 (Routine)
Society Hill 6 S	United States	Record daily precipitation	27.4 mm (1.1 in)	19 of 100 (Routine)
Vilsandi	Estonia	Record daily precipitation	24.6 mm (1.0 in)	18 of 100 (Routine)
Siliguri	India	Record daily precipitation	83.6 mm (3.3 in)	18 of 100 (Routine)
Tomsk	Russia	Record daily precipitation	10.8 mm (0.4 in)	18 of 100 (Routine)

Counts by Type and Timescale

180 records

Records set or tied on 21 August 1941 by type: Highest daily maximum 17, Lowest daily maximum 14, Highest daily minimum 18, Lowest daily minimum 16, Heaviest daily rainfall 115.

Records on 21 August 1941 by type
Record type	Records
Highest daily maximum	17
Lowest daily maximum	14
Highest daily minimum	18
Lowest daily minimum	16
Heaviest daily rainfall	115
Heaviest daily snowfall	0
Deepest snow cover	0

Records on 21 August 1941 by timescale: all-time 1, monthly 2, daily 177.

How Much Records Were Beaten By

153 broken records

Margins by which the 153 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 90.7. Ties are not counted.

Top 20 by Significance

21 August 1941

Top 20 records on 21 August 1941 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
21 August 1941	Svenska Hogarna, SE	daily rain	61.3 mm (2.4 in)	40.0 mm (1.6 in)	20 years	52 of 100 (Notable)
21 August 1941	Gotska Sandon, SE	daily rain	38.9 mm (1.5 in)	18.7 mm (0.7 in)	55 years	50 of 100 (Notable)
21 August 1941	Masset Airport, CA	daily rain	30.0 mm (1.2 in)	17.3 mm (0.7 in)	34 years	47 of 100 (Notable)
21 August 1941	Ajmer, IN	daily rain	131.1 mm (5.2 in)	72.2 mm (2.8 in)	27 years	45 of 100 (Notable)
21 August 1941	Ashland, US	daily rain	74.9 mm (2.9 in)	44.7 mm (1.8 in)	34 years	44 of 100 (Notable)
21 August 1941	Anklam, DE	daily rain	35.1 mm (1.4 in)	16.0 mm (0.6 in)	47 years	43 of 100 (Notable)
21 August 1941	Higgins Lake, US	monthly rain	73.4 mm (2.9 in)	20.1 mm (0.8 in)	27 years	40 of 100 (Notable)
21 August 1941	Dhubri, IN	daily rain	182.1 mm (7.2 in)	90.7 mm (3.6 in)	6 years	39 of 100 (Notable)
21 August 1941	Neemuch, IN	daily rain	168.7 mm (6.6 in)	65.1 mm (2.6 in)	24 years	39 of 100 (Notable)
21 August 1941	Vosburg, ZA	monthly rain	44.5 mm (1.8 in)	25.7 mm (1.0 in)	1 year	38 of 100 (Notable)
21 August 1941	Louisville 1 E, US	daily rain	62.5 mm (2.5 in)	57.4 mm (2.3 in)	22 years	34 of 100 (Routine)
21 August 1941	Naraingarh, IN	daily rain	87.6 mm (3.4 in)	55.1 mm (2.2 in)	31 years	33 of 100 (Routine)
21 August 1941	Childress 3 W, US	daily rain	66.0 mm (2.6 in)	35.5 mm (1.4 in)	22 years	33 of 100 (Routine)
21 August 1941	Dwtn Charleston, US	daily rain	65.0 mm (2.6 in)	23.6 mm (0.9 in)	42 years	28 of 100 (Routine)
21 August 1941	Memphis, US	daily rain	52.1 mm (2.1 in)	20.3 mm (0.8 in)	34 years	27 of 100 (Routine)
21 August 1941	Dubuque River, US	daily low max	20.0 C (68.0 F)	1.1 C (2.0 F)	65 years	27 of 100 (Routine)
21 August 1941	Nimach, IN	all-time rain	177.8 mm (7.0 in)	2.3 mm (0.09 in)	9 years	26 of 100 (Routine)
21 August 1941	Hill City Muni AP, US	daily rain	76.2 mm (3.0 in)	21.6 mm (0.9 in)	27 years	26 of 100 (Routine)
21 August 1941	Hendersonville 1 NE, US	daily rain	58.4 mm (2.3 in)	19.3 mm (0.8 in)	34 years	24 of 100 (Routine)
21 August 1941	Cloud Chief 2 SE, US	daily rain	38.9 mm (1.5 in)	7.9 mm (0.31 in)	47 years	24 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

1800 to 1941

Records set or tied on this calendar date in each year from 1800 to 1941. 1941 had 180 records.

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

Records on 08-21 in each year
Year	Records
1800	1
1802	1
1804	1
1807	1
1816	1
1818	1
1832	1
1834	1
1839	3
1843	1
1847	1
1849	3
1850	1
1851	2
1863	1
1866	1
1867	2
1870	3
1871	2
1872	1
1873	1
1876	1
1877	2
1879	2
1884	2
1885	5
1886	1
1887	5
1888	2
1889	3
1890	4
1891	2
1893	4
1894	8
1895	3
1896	2
1897	4
1898	4
1899	7
1900	4
1901	9
1902	8
1903	6
1904	8
1905	4
1906	22
1907	20
1908	13
1909	17
1910	33
1911	19
1912	50
1913	37
1914	24
1915	21
1916	106
1917	101
1918	202
1919	19
1920	59
1921	34
1922	58
1923	111
1924	135
1925	220
1926	227
1927	228
1928	110
1929	234
1930	297
1931	277
1932	264
1933	328
1934	320
1935	318
1936	807
1937	762
1938	239
1939	630
1940	683
1941	180
1942	415
1943	438
1944	346
1945	544
1946	390
1947	954
1948	305
1949	508
1950	958
1951	699
1952	368
1953	331
1954	497
1955	885
1956	701
1957	490
1958	389
1959	704
1960	490
1961	644
1962	469
1963	338
1964	794
1965	455
1966	661
1967	541
1968	1,014
1969	650
1970	373
1971	660
1972	441
1973	438
1974	564
1975	545
1976	756
1977	764
1978	445
1979	778
1980	904
1981	1,015
1982	769
1983	1,407
1984	975
1985	623
1986	1,166
1987	740
1988	889
1989	828
1990	910
1991	828
1992	957
1993	698
1994	968
1995	962
1996	950
1997	1,291
1998	948
1999	717
2000	861
2001	797
2002	965
2003	1,241
2004	1,585
2005	1,071
2006	797
2007	1,829
2008	1,012
2009	1,319
2010	1,155
2011	1,022
2012	990
2013	513
2014	624
2015	651
2016	890
2017	347
2018	816
2019	631
2020	1,147
2021	767
2022	917
2023	1,826
2024	777
2025	1,230
2026	1,289

Download the Data

Data for records on 1941-08-21: 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 20	132
20 to 40	14
40 to 60	4
60 to 80	2
80 to 100	1