Weather Records on 21 June 1942

340 weather records were set or tied worldwide on 21 June 1942. Highest significance: Leroy 5 WSW, US.

Key Facts for 21 June 1942

On 21 June 1942, 340 weather records were set or tied at long-record stations worldwide.
86 were record highs and 163 were record lows, counting maximum and minimum temperature.
By timescale, 2 were all-time records, 8 monthly and 330 daily.
Leroy 5 WSW set a daily record precipitation of 32.8 mm (1.3 in) on 21 June 1942.
Across 165 earlier years (1802 to 2026) the same calendar date averaged 432 records.

Record Map

340 stations

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

Weather records on 21 June 1942: highest significance records shown on the map
Station	Country	Type	Value	Significance
Leroy 5 WSW	United States	Record daily precipitation	32.8 mm (1.3 in)	51 of 100 (Notable)
Pawhuska	United States	Record daily precipitation	88.9 mm (3.5 in)	46 of 100 (Notable)
Nevada Wtp	United States	Record daily precipitation	100.8 mm (4.0 in)	39 of 100 (Notable)
Dayton Mcd	United States	Record daily precipitation	45.7 mm (1.8 in)	35 of 100 (Notable)
Scott City	United States	Record daily precipitation	47.0 mm (1.9 in)	34 of 100 (Routine)
Wellington	United States	Record daily precipitation	165.6 mm (6.5 in)	31 of 100 (Routine)
Howard 2SE	United States	Record daily precipitation	50.0 mm (2.0 in)	30 of 100 (Routine)
Gorlitz	Germany	Record low minimum temperature	1.1 C (34.0 F)	29 of 100 (Routine)
Ponnani	India	Record daily precipitation	108.0 mm (4.3 in)	29 of 100 (Routine)
Clinton Forestry HQ	United States	Record daily precipitation	43.9 mm (1.7 in)	29 of 100 (Routine)
El Dorado	United States	Record daily precipitation	51.3 mm (2.0 in)	28 of 100 (Routine)
Willard 4 SW	United States	Record daily precipitation	46.5 mm (1.8 in)	28 of 100 (Routine)
Woodville 4 ESE	United States	Record daily precipitation	26.7 mm (1.1 in)	27 of 100 (Routine)
Stillwater 2 W	United States	Record daily precipitation	56.1 mm (2.2 in)	27 of 100 (Routine)
Diamond Springs	United States	Record high maximum temperature	39.4 C (102.9 F)	27 of 100 (Routine)
Brewarrina (Talawanta)	Australia	Record daily precipitation	25.4 mm (1.0 in)	26 of 100 (Routine)
Vestervig	Denmark	Record low minimum temperature	7.1 C (44.8 F)	26 of 100 (Routine)
Alexandria	United States	Record daily precipitation	45.7 mm (1.8 in)	26 of 100 (Routine)
Leipzig-Holzhausen	Germany	Record low minimum temperature	7.8 C (46.0 F)	25 of 100 (Routine)
Grayling	United States	Record daily precipitation	27.9 mm (1.1 in)	25 of 100 (Routine)
Chanute Martin Johnson AP	United States	Record daily precipitation	66.0 mm (2.6 in)	25 of 100 (Routine)
Regina Int'l A	Canada	Record low maximum temperature	8.3 C (46.9 F)	24 of 100 (Routine)
Ft Scott	United States	Record daily precipitation	81.3 mm (3.2 in)	24 of 100 (Routine)
Portsmouth-Sciotoville	United States	Record high minimum temperature	24.4 C (75.9 F)	24 of 100 (Routine)
Society Hill 6 S	United States	Record high minimum temperature	24.4 C (75.9 F)	24 of 100 (Routine)
Colby	United States	Record low maximum temperature	20.0 C (68.0 F)	22 of 100 (Routine)
Amite	United States	Record low maximum temperature	25.6 C (78.1 F)	22 of 100 (Routine)
Franklin 3 NW	United States	Record daily precipitation	50.8 mm (2.0 in)	22 of 100 (Routine)
Claremore 2 ENE	United States	Record daily precipitation	44.2 mm (1.7 in)	22 of 100 (Routine)
Charleston 1	United States	Record daily precipitation	34.5 mm (1.4 in)	22 of 100 (Routine)
Husum	Germany	Record low minimum temperature	3.8 C (38.8 F)	21 of 100 (Routine)
Jennings	United States	Record daily precipitation	59.2 mm (2.3 in)	21 of 100 (Routine)
Higgins Lake	United States	Record daily precipitation	27.9 mm (1.1 in)	21 of 100 (Routine)
Eugene	United States	Record low minimum temperature	5.0 C (41.0 F)	21 of 100 (Routine)
Yates Ctr	United States	Record daily precipitation	24.1 mm (0.9 in)	20 of 100 (Routine)
Cobar (Double Gates)	Australia	Record daily precipitation	13.2 mm (0.5 in)	20 of 100 (Routine)
Yanco (Billinbah East)	Australia	Record daily precipitation	15.2 mm (0.6 in)	20 of 100 (Routine)
Kalamia Estate	Australia	Record daily precipitation	1.3 mm (0.05 in)	20 of 100 (Routine)
Ashford (Sunhaven Hostel)	Australia	Record daily precipitation	5.8 mm (0.23 in)	20 of 100 (Routine)
Barkerville	Canada	Record low minimum temperature	-3.9 C (25.0 F)	20 of 100 (Routine)
Del Monte	United States	Record low minimum temperature	5.0 C (41.0 F)	20 of 100 (Routine)
Sedgwick	United States	Record low maximum temperature	14.4 C (57.9 F)	20 of 100 (Routine)
Waterdale	United States	Record low maximum temperature	17.8 C (64.0 F)	20 of 100 (Routine)
Idaho City	United States	Record low minimum temperature	-2.2 C (28.0 F)	20 of 100 (Routine)
Independence	United States	Record daily precipitation	48.8 mm (1.9 in)	20 of 100 (Routine)
Arlington	United States	Record low maximum temperature	22.8 C (73.0 F)	20 of 100 (Routine)
Anthony	United States	Record daily precipitation	68.3 mm (2.7 in)	20 of 100 (Routine)
Bundaberg Post Office	Australia	Record high minimum temperature	16.7 C (62.1 F)	19 of 100 (Routine)
Melfort	Canada	Record low maximum temperature	7.2 C (45.0 F)	19 of 100 (Routine)
St Albans	Canada	Record low maximum temperature	10.6 C (51.1 F)	19 of 100 (Routine)
Turaiyur	India	Record daily precipitation	5.1 mm (0.20 in)	19 of 100 (Routine)
Skegness	United Kingdom	Record high minimum temperature	18.3 C (64.9 F)	19 of 100 (Routine)
Winfield 3NE	United States	Record daily precipitation	37.6 mm (1.5 in)	19 of 100 (Routine)
Pearlington	United States	Record low maximum temperature	26.1 C (79.0 F)	19 of 100 (Routine)
Alliance 1WNW	United States	Record low maximum temperature	15.6 C (60.1 F)	19 of 100 (Routine)
Broken Bow 2 W	United States	Record low maximum temperature	16.7 C (62.1 F)	19 of 100 (Routine)
Langdon Exp Farm	United States	Record low maximum temperature	12.8 C (55.0 F)	19 of 100 (Routine)
New Orleans Audubon	United States	Record low maximum temperature	26.7 C (80.1 F)	19 of 100 (Routine)
Qu'appelle	Canada	Record low maximum temperature	7.2 C (45.0 F)	18 of 100 (Routine)
Dublin Phoenix Park	Ireland	Record high minimum temperature	16.1 C (61.0 F)	18 of 100 (Routine)

Counts by Type and Timescale

340 records

Records set or tied on 21 June 1942 by type: Highest daily maximum 33, Lowest daily maximum 90, Highest daily minimum 53, Lowest daily minimum 73, Heaviest daily rainfall 91.

Records on 21 June 1942 by type
Record type	Records
Highest daily maximum	33
Lowest daily maximum	90
Highest daily minimum	53
Lowest daily minimum	73
Heaviest daily rainfall	91
Heaviest daily snowfall	0
Deepest snow cover	0

Records on 21 June 1942 by timescale: all-time 2, monthly 8, daily 330.

How Much Records Were Beaten By

256 broken records

Margins by which the 256 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 65.3. Ties are not counted.

Top 20 by Significance

21 June 1942

Top 20 records on 21 June 1942 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
21 June 1942	Leroy 5 WSW, US	daily rain	32.8 mm (1.3 in)	27.7 mm (1.1 in)	45 years	51 of 100 (Notable)
21 June 1942	Pawhuska, US	daily rain	88.9 mm (3.5 in)	65.3 mm (2.6 in)	7 years	46 of 100 (Notable)
21 June 1942	Nevada Wtp, US	daily rain	100.8 mm (4.0 in)	50.0 mm (2.0 in)	23 years	39 of 100 (Notable)
21 June 1942	Dayton Mcd, US	daily rain	45.7 mm (1.8 in)	23.3 mm (0.9 in)	25 years	35 of 100 (Notable)
21 June 1942	Scott City, US	daily rain	47.0 mm (1.9 in)	31.3 mm (1.2 in)	19 years	34 of 100 (Routine)
21 June 1942	Wellington, US	all-time rain	165.6 mm (6.5 in)	5.6 mm (0.22 in)	15 years	31 of 100 (Routine)
21 June 1942	Howard 2SE, US	daily rain	50.0 mm (2.0 in)	34.0 mm (1.3 in)	35 years	30 of 100 (Routine)
21 June 1942	Gorlitz, DE	daily low min	1.1 C (34.0 F)	4.4 C (7.9 F)	32 years	29 of 100 (Routine)
21 June 1942	Ponnani, IN	daily rain	108.0 mm (4.3 in)	46.3 mm (1.8 in)	31 years	29 of 100 (Routine)
21 June 1942	Clinton Forestry HQ, US	daily rain	43.9 mm (1.7 in)	19.5 mm (0.8 in)	39 years	29 of 100 (Routine)
21 June 1942	El Dorado, US	daily rain	51.3 mm (2.0 in)	15.7 mm (0.6 in)	45 years	28 of 100 (Routine)
21 June 1942	Willard 4 SW, US	daily rain	46.5 mm (1.8 in)	28.2 mm (1.1 in)	20 years	28 of 100 (Routine)
21 June 1942	Woodville 4 ESE, US	daily rain	26.7 mm (1.1 in)	12.7 mm (0.5 in)	46 years	27 of 100 (Routine)
21 June 1942	Stillwater 2 W, US	daily rain	56.1 mm (2.2 in)	13.4 mm (0.5 in)	45 years	27 of 100 (Routine)
21 June 1942	Diamond Springs, US	monthly high max	39.4 C (102.9 F)	2.2 C (4.0 F)	30 years	27 of 100 (Routine)
21 June 1942	Brewarrina (Talawanta), AU	daily rain	25.4 mm (1.0 in)	5.8 mm (0.23 in)	51 years	26 of 100 (Routine)
21 June 1942	Vestervig, DK	daily low min	7.1 C (44.8 F)	0.2 C (0.4 F)	67 years	26 of 100 (Routine)
21 June 1942	Alexandria, US	daily rain	45.7 mm (1.8 in)	12.2 mm (0.5 in)	47 years	26 of 100 (Routine)
21 June 1942	Leipzig-Holzhausen, DE	daily low min	7.8 C (46.0 F)	0.2 C (0.4 F)	59 years	25 of 100 (Routine)
21 June 1942	Grayling, US	daily rain	27.9 mm (1.1 in)	17.7 mm (0.7 in)	8 years	25 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

1802 to 1942

Records set or tied on this calendar date in each year from 1802 to 1942. 1942 had 340 records.

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

Records on 06-21 in each year
Year	Records
1802	1
1803	2
1805	1
1814	1
1821	3
1828	1
1831	1
1839	2
1846	1
1853	1
1855	1
1861	3
1865	1
1868	1
1869	4
1870	3
1871	1
1873	1
1874	1
1875	2
1879	1
1880	1
1881	1
1882	1
1883	1
1884	2
1885	1
1886	3
1887	1
1888	3
1889	1
1891	1
1892	2
1893	7
1895	6
1896	3
1897	3
1898	6
1899	6
1900	6
1901	5
1902	20
1903	15
1904	7
1905	14
1906	19
1907	15
1908	20
1909	19
1910	36
1911	12
1912	14
1913	34
1914	24
1915	40
1916	80
1917	97
1918	77
1919	32
1920	42
1921	85
1922	43
1923	229
1924	124
1925	333
1926	162
1927	146
1928	139
1929	84
1930	177
1931	340
1932	180
1933	645
1934	223
1935	247
1936	642
1937	475
1938	396
1939	250
1940	674
1941	401
1942	340
1943	439
1944	426
1945	709
1946	386
1947	637
1948	392
1949	391
1950	329
1951	347
1952	502
1953	761
1954	501
1955	271
1956	534
1957	932
1958	627
1959	356
1960	471
1961	956
1962	176
1963	667
1964	458
1965	400
1966	467
1967	789
1968	654
1969	687
1970	614
1971	394
1972	934
1973	683
1974	598
1975	996
1976	746
1977	476
1978	368
1979	857
1980	677
1981	889
1982	658
1983	752
1984	913
1985	516
1986	601
1987	940
1988	1,834
1989	856
1990	847
1991	1,067
1992	1,679
1993	939
1994	777
1995	978
1996	1,075
1997	1,037
1998	1,746
1999	994
2000	1,212
2001	658
2002	828
2003	1,034
2004	697
2005	1,090
2006	774
2007	1,085
2008	580
2009	1,060
2010	852
2011	1,340
2012	1,151
2013	571
2014	434
2015	707
2016	877
2017	954
2018	577
2019	970
2020	519
2021	1,132
2022	774
2023	987
2024	679
2025	1,536
2026	736

Download the Data

Data for records on 1942-06-21: 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 10	224
10 to 20	20
20 to 30	6
30 to 40	3
40 to 50	1
50 to 60	1
60 to 70	1