Weather Records on 21 August 1942

415 weather records were set or tied worldwide on 21 August 1942. Highest significance: Jena Sternwarte, DE.

Key Facts for 21 August 1942

On 21 August 1942, 415 weather records were set or tied at long-record stations worldwide.
258 were record highs and 20 were record lows, counting maximum and minimum temperature.
By timescale, 1 were all-time records, 8 monthly and 406 daily.
Jena Sternwarte set a daily record precipitation of 34.5 mm (1.4 in) on 21 August 1942.
Across 165 earlier years (1800 to 2026) the same calendar date averaged 450 records.

Record Map

415 stations

415 station records on 21 August 1942 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 21 August 1942: highest significance records shown on the map
Station	Country	Type	Value	Significance
Jena Sternwarte	Germany	Record daily precipitation	34.5 mm (1.4 in)	57 of 100 (Notable)
Liberty	United States	Record daily precipitation	119.6 mm (4.7 in)	54 of 100 (Notable)
Palacode	India	Record daily precipitation	90.2 mm (3.6 in)	51 of 100 (Notable)
Marshall	United States	Record daily precipitation	101.6 mm (4.0 in)	51 of 100 (Notable)
Lachmangarh	India	Record daily precipitation	190.5 mm (7.5 in)	50 of 100 (Notable)
Kotputli	India	Record daily precipitation	95.3 mm (3.8 in)	48 of 100 (Notable)
Kukrahati	India	Record daily precipitation	111.8 mm (4.4 in)	47 of 100 (Notable)
Bad Lauchstadt	Germany	Record daily precipitation	36.0 mm (1.4 in)	45 of 100 (Notable)
Chitvel	India	Record daily precipitation	67.3 mm (2.6 in)	45 of 100 (Notable)
Daudnagar(Haspur)	India	Record daily precipitation	161.0 mm (6.3 in)	45 of 100 (Notable)
Govindgarh	India	Record daily precipitation	118.6 mm (4.7 in)	45 of 100 (Notable)
Amarpara	India	Record daily precipitation	166.4 mm (6.6 in)	42 of 100 (Notable)
Beaumont City	United States	Record daily precipitation	131.1 mm (5.2 in)	41 of 100 (Notable)
Sankarankoil	India	Record daily precipitation	38.4 mm (1.5 in)	40 of 100 (Notable)
Storlien	Sweden	Record high minimum temperature	14.2 C (57.6 F)	39 of 100 (Notable)
Bhiwani	India	Record daily precipitation	133.4 mm (5.3 in)	38 of 100 (Notable)
Kotra	India	Record daily precipitation	106.7 mm (4.2 in)	38 of 100 (Notable)
Resaca	United States	Record daily precipitation	69.6 mm (2.7 in)	38 of 100 (Notable)
Brackettville	United States	Record daily precipitation	57.2 mm (2.3 in)	37 of 100 (Notable)
Greiz-Dolau	Germany	Record daily precipitation	35.0 mm (1.4 in)	35 of 100 (Notable)
Moyna	India	Record daily precipitation	83.8 mm (3.3 in)	35 of 100 (Notable)
Rajahmundry	India	Record daily precipitation	69.1 mm (2.7 in)	34 of 100 (Routine)
Weissenfels	Germany	Record daily precipitation	28.4 mm (1.1 in)	33 of 100 (Routine)
Budhlada	India	Record daily precipitation	165.1 mm (6.5 in)	33 of 100 (Routine)
Khajwa	India	Record daily precipitation	86.9 mm (3.4 in)	33 of 100 (Routine)
Nedumangad	India	Record daily precipitation	67.3 mm (2.6 in)	32 of 100 (Routine)
Gavle	Sweden	Record high maximum temperature	27.6 C (81.7 F)	32 of 100 (Routine)
Alice Springs Post Office	Australia	Record high minimum temperature	18.9 C (66.0 F)	31 of 100 (Routine)
Bourke Post Office	Australia	Record high minimum temperature	17.7 C (63.9 F)	31 of 100 (Routine)
Vasteras-Hasslo	Sweden	Record high minimum temperature	15.9 C (60.6 F)	31 of 100 (Routine)
Serampore	India	Record daily precipitation	78.7 mm (3.1 in)	30 of 100 (Routine)
Brookhaven City	United States	Record daily precipitation	50.8 mm (2.0 in)	30 of 100 (Routine)
Jhaldah(Jhalda)	India	Record daily precipitation	86.4 mm (3.4 in)	29 of 100 (Routine)
Simcoe	Canada	Record high minimum temperature	21.7 C (71.1 F)	28 of 100 (Routine)
Srikakulam	India	Record daily precipitation	110.7 mm (4.4 in)	28 of 100 (Routine)
Silli	India	Record daily precipitation	77.7 mm (3.1 in)	28 of 100 (Routine)
Savanne	Canada	Record high minimum temperature	19.4 C (66.9 F)	27 of 100 (Routine)
Chitradurga	India	Record daily precipitation	36.1 mm (1.4 in)	27 of 100 (Routine)
Gobindgarh	India	Record daily precipitation	87.9 mm (3.5 in)	27 of 100 (Routine)
Bedford Hills	United States	Record high minimum temperature	25.6 C (78.1 F)	27 of 100 (Routine)
Murphy 4ESE	United States	Record daily precipitation	53.8 mm (2.1 in)	27 of 100 (Routine)
Ambur	India	Record daily precipitation	54.4 mm (2.1 in)	26 of 100 (Routine)
Whitefish Pt	United States	Record high minimum temperature	21.1 C (70.0 F)	26 of 100 (Routine)
Hattiesburg 5SW	United States	Record daily precipitation	52.8 mm (2.1 in)	26 of 100 (Routine)
Ft Sumner	United States	Record low minimum temperature	11.7 C (53.1 F)	26 of 100 (Routine)
Milbank 4 NW	United States	Record high minimum temperature	23.3 C (73.9 F)	26 of 100 (Routine)
Tyndall	United States	Record high minimum temperature	24.4 C (75.9 F)	26 of 100 (Routine)
Port Gibson 1 NE	United States	Record daily precipitation	34.0 mm (1.3 in)	25 of 100 (Routine)
Marietta Wtr Wks	United States	Record daily precipitation	35.1 mm (1.4 in)	25 of 100 (Routine)
Pickens 1	United States	Record daily precipitation	32.5 mm (1.3 in)	25 of 100 (Routine)
Cobar Post Office	Australia	Record high minimum temperature	15.6 C (60.1 F)	24 of 100 (Routine)
Badarwah	India	Record daily precipitation	38.1 mm (1.5 in)	24 of 100 (Routine)
Falun	Sweden	Record high minimum temperature	15.8 C (60.4 F)	24 of 100 (Routine)
Bridgeport 5 NW	United States	Record daily precipitation	40.1 mm (1.6 in)	24 of 100 (Routine)
Albion	United States	Record high minimum temperature	23.3 C (73.9 F)	24 of 100 (Routine)
Oshkosh	United States	Record high minimum temperature	25.6 C (78.1 F)	24 of 100 (Routine)
Leipzig-Schkeuditz	Germany	Record daily precipitation	25.9 mm (1.0 in)	23 of 100 (Routine)
Boras	Sweden	Record high minimum temperature	16.5 C (61.7 F)	23 of 100 (Routine)
Eastport	United States	Record high minimum temperature	17.2 C (63.0 F)	23 of 100 (Routine)
Falls City 2 SSW	United States	Record high minimum temperature	12.8 C (55.0 F)	23 of 100 (Routine)

Counts by Type and Timescale

415 records

Records set or tied on 21 August 1942 by type: Highest daily maximum 97, Lowest daily maximum 14, Highest daily minimum 161, Lowest daily minimum 6, Heaviest daily rainfall 137.

Records on 21 August 1942 by type
Record type	Records
Highest daily maximum	97
Lowest daily maximum	14
Highest daily minimum	161
Lowest daily minimum	6
Heaviest daily rainfall	137
Heaviest daily snowfall	0
Deepest snow cover	0

Records on 21 August 1942 by timescale: all-time 1, monthly 8, daily 406.

How Much Records Were Beaten By

315 broken records

Margins by which the 315 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 120.1. Ties are not counted.

Top 20 by Significance

21 August 1942

Top 20 records on 21 August 1942 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
21 August 1942	Jena Sternwarte, DE	daily rain	34.5 mm (1.4 in)	20.8 mm (0.8 in)	25 years	57 of 100 (Notable)
21 August 1942	Liberty, US	daily rain	119.6 mm (4.7 in)	104.4 mm (4.1 in)	33 years	54 of 100 (Notable)
21 August 1942	Palacode, IN	daily rain	90.2 mm (3.6 in)	75.7 mm (3.0 in)	25 years	51 of 100 (Notable)
21 August 1942	Marshall, US	daily rain	101.6 mm (4.0 in)	85.9 mm (3.4 in)	23 years	51 of 100 (Notable)
21 August 1942	Lachmangarh, IN	daily rain	190.5 mm (7.5 in)	120.1 mm (4.7 in)	20 years	50 of 100 (Notable)
21 August 1942	Kotputli, IN	daily rain	95.3 mm (3.8 in)	77.5 mm (3.1 in)	20 years	48 of 100 (Notable)
21 August 1942	Kukrahati, IN	daily rain	111.8 mm (4.4 in)	91.5 mm (3.6 in)	20 years	47 of 100 (Notable)
21 August 1942	Bad Lauchstadt, DE	daily rain	36.0 mm (1.4 in)	24.1 mm (0.9 in)	4 years	45 of 100 (Notable)
21 August 1942	Chitvel, IN	daily rain	67.3 mm (2.6 in)	57.4 mm (2.3 in)	13 years	45 of 100 (Notable)
21 August 1942	Daudnagar(Haspur), IN	daily rain	161.0 mm (6.3 in)	110.7 mm (4.4 in)	15 years	45 of 100 (Notable)
21 August 1942	Govindgarh, IN	daily rain	118.6 mm (4.7 in)	98.0 mm (3.9 in)	5 years	45 of 100 (Notable)
21 August 1942	Amarpara, IN	monthly rain	166.4 mm (6.6 in)	38.9 mm (1.5 in)	35 years	42 of 100 (Notable)
21 August 1942	Beaumont City, US	daily rain	131.1 mm (5.2 in)	65.3 mm (2.6 in)	23 years	41 of 100 (Notable)
21 August 1942	Sankarankoil, IN	daily rain	38.4 mm (1.5 in)	32.0 mm (1.3 in)	7 years	40 of 100 (Notable)
21 August 1942	Storlien, SE	daily high min	14.2 C (57.6 F)	5.2 C (9.4 F)	59 years	39 of 100 (Notable)
21 August 1942	Bhiwani, IN	monthly rain	133.4 mm (5.3 in)	29.5 mm (1.2 in)	23 years	38 of 100 (Notable)
21 August 1942	Kotra, IN	daily rain	106.7 mm (4.2 in)	73.9 mm (2.9 in)	11 years	38 of 100 (Notable)
21 August 1942	Resaca, US	daily rain	69.6 mm (2.7 in)	24.6 mm (1.0 in)	46 years	38 of 100 (Notable)
21 August 1942	Brackettville, US	daily rain	57.2 mm (2.3 in)	45.8 mm (1.8 in)	4 years	37 of 100 (Notable)
21 August 1942	Greiz-Dolau, DE	daily rain	35.0 mm (1.4 in)	17.5 mm (0.7 in)	25 years	35 of 100 (Notable)

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 1942

Records set or tied on this calendar date in each year from 1800 to 1942. 1942 had 415 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 1942-08-21: 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	275
20 to 40	23
40 to 60	7
60 to 80	4
80 to 100	3
100 to 120	2
120 to 140	1