Weather Records on 11 September 1942

234 weather records were set or tied worldwide on 11 September 1942. Highest significance: Simga, IN.

Key Facts for 11 September 1942

On 11 September 1942, 234 weather records were set or tied at long-record stations worldwide.
64 were record highs and 20 were record lows, counting maximum and minimum temperature.
By timescale, 1 were all-time records, 5 monthly and 228 daily.
Simga set an all-time record daily precipitation of 227.3 mm (8.9 in) on 11 September 1942.
Across 164 earlier years (1809 to 2026) the same calendar date averaged 425 records.

Record Map

234 stations

234 station records on 11 September 1942 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 11 September 1942: highest significance records shown on the map
Station	Country	Type	Value	Significance
Simga	India	Record daily precipitation	227.3 mm (8.9 in)	53 of 100 (Notable)
Gandai	India	Record daily precipitation	108.5 mm (4.3 in)	44 of 100 (Notable)
Cumbres	United States	Record daily precipitation	38.9 mm (1.5 in)	44 of 100 (Notable)
Skagway	United States	Record daily precipitation	37.8 mm (1.5 in)	32 of 100 (Routine)
St Cloud State Clg	United States	Record daily precipitation	51.3 mm (2.0 in)	31 of 100 (Routine)
Leipzig-Holzhausen	Germany	Record high maximum temperature	27.0 C (80.6 F)	30 of 100 (Routine)
Drevja	Norway	Record daily precipitation	54.5 mm (2.1 in)	30 of 100 (Routine)
Tustervatnet	Norway	Record daily precipitation	55.8 mm (2.2 in)	29 of 100 (Routine)
Nqamakwe (Tnk)	South Africa	Record daily precipitation	27.9 mm (1.1 in)	29 of 100 (Routine)
Baripada	India	Record daily precipitation	103.6 mm (4.1 in)	27 of 100 (Routine)
Telluride 4WNW	United States	Record daily precipitation	26.7 mm (1.1 in)	27 of 100 (Routine)
Rowlesburg 1	United States	Record daily precipitation	48.8 mm (1.9 in)	27 of 100 (Routine)
Sedan (Sandleton)	Australia	Record daily precipitation	29.5 mm (1.2 in)	25 of 100 (Routine)
Kapskarmo	Norway	Record daily precipitation	46.2 mm (1.8 in)	25 of 100 (Routine)
Alamogordo 1	United States	Record daily precipitation	27.2 mm (1.1 in)	24 of 100 (Routine)
Timovskoe	Russia	Record high minimum temperature	13.3 C (55.9 F)	23 of 100 (Routine)
Chama	United States	Record daily precipitation	25.4 mm (1.0 in)	23 of 100 (Routine)
Snake Rvr	United States	Record high minimum temperature	9.4 C (48.9 F)	23 of 100 (Routine)
Beaufort Wwtp	United States	Record daily precipitation	38.9 mm (1.5 in)	22 of 100 (Routine)
Bajramaly	Turkmenistan	Record high minimum temperature	20.4 C (68.7 F)	21 of 100 (Routine)
Cascade	United States	Record daily precipitation	31.0 mm (1.2 in)	21 of 100 (Routine)
Santa Fe	United States	Record daily precipitation	22.4 mm (0.9 in)	20 of 100 (Routine)
Warooka	Australia	Record daily precipitation	18.5 mm (0.7 in)	20 of 100 (Routine)
Cleve (Mangalo)	Australia	Record daily precipitation	17.8 mm (0.7 in)	20 of 100 (Routine)
Aspen Grove Rch 1 W	United States	Record daily precipitation	22.1 mm (0.9 in)	20 of 100 (Routine)
Wallaroo	Australia	Record daily precipitation	10.9 mm (0.4 in)	20 of 100 (Routine)
Fruitland	United States	Record daily precipitation	8.9 mm (0.35 in)	20 of 100 (Routine)
Deerfield Dam	United States	Record daily precipitation	23.9 mm (0.9 in)	20 of 100 (Routine)
Mundoora	Australia	Record daily precipitation	14.7 mm (0.6 in)	20 of 100 (Routine)
Colton (Boola Boola)	Australia	Record daily precipitation	24.1 mm (0.9 in)	20 of 100 (Routine)
Dumont 2 ENE	United States	Record daily precipitation	19.1 mm (0.8 in)	20 of 100 (Routine)
Kadina	Australia	Record daily precipitation	10.7 mm (0.4 in)	20 of 100 (Routine)
Lead	United States	Record daily precipitation	22.1 mm (0.9 in)	20 of 100 (Routine)
Buskala Rch	United States	Record daily precipitation	22.1 mm (0.9 in)	20 of 100 (Routine)
Hardy Rs	United States	Record daily precipitation	20.1 mm (0.8 in)	20 of 100 (Routine)
Mannanarie Post Office	Australia	Record daily precipitation	6.4 mm (0.25 in)	20 of 100 (Routine)
Orman Dam	United States	Record daily precipitation	16.3 mm (0.6 in)	20 of 100 (Routine)
Port Lincoln (White Flat)	Australia	Record daily precipitation	14.7 mm (0.6 in)	20 of 100 (Routine)
Port Lincoln (Westmere)	Australia	Record daily precipitation	16.0 mm (0.6 in)	20 of 100 (Routine)
Old Baratta Homestead	Australia	Record daily precipitation	5.3 mm (0.21 in)	20 of 100 (Routine)
Cowell	Australia	Record daily precipitation	6.4 mm (0.25 in)	20 of 100 (Routine)
Corny Point	Australia	Record daily precipitation	15.2 mm (0.6 in)	20 of 100 (Routine)
Grassy Hill Radio Otc	Australia	Record daily precipitation	9.7 mm (0.38 in)	20 of 100 (Routine)
Belle Fourche	United States	Record daily precipitation	13.7 mm (0.5 in)	20 of 100 (Routine)
Miller	United States	Record daily precipitation	12.7 mm (0.5 in)	20 of 100 (Routine)
Woomera (Oakden Hills)	Australia	Record daily precipitation	8.1 mm (0.32 in)	20 of 100 (Routine)
Whyalla (Mullaquana)	Australia	Record daily precipitation	10.2 mm (0.4 in)	20 of 100 (Routine)
Edeowie	Australia	Record daily precipitation	8.1 mm (0.32 in)	20 of 100 (Routine)
Port Victoria	Australia	Record daily precipitation	12.7 mm (0.5 in)	20 of 100 (Routine)
Nord-Rana	Norway	Record daily precipitation	67.1 mm (2.6 in)	20 of 100 (Routine)
Troicko-Pecherskoe	Russia	Record high minimum temperature	10.3 C (50.5 F)	20 of 100 (Routine)
Silverton	United States	Record daily precipitation	35.1 mm (1.4 in)	20 of 100 (Routine)
Vale	United States	Record daily precipitation	18.5 mm (0.7 in)	20 of 100 (Routine)
Tumby Bay (Hillview)	Australia	Record daily precipitation	10.2 mm (0.4 in)	19 of 100 (Routine)
Port Germein	Australia	Record daily precipitation	8.9 mm (0.35 in)	19 of 100 (Routine)
Port Germein (Telowie)	Australia	Record daily precipitation	11.2 mm (0.4 in)	19 of 100 (Routine)
Brentwood Post Office	Australia	Record daily precipitation	13.2 mm (0.5 in)	19 of 100 (Routine)
Cave Run Lake	United States	Record daily precipitation	67.1 mm (2.6 in)	19 of 100 (Routine)
Fillmore	United States	Record daily precipitation	4.8 mm (0.19 in)	19 of 100 (Routine)
Ft Duchesne	United States	Record daily precipitation	9.4 mm (0.37 in)	19 of 100 (Routine)

Counts by Type and Timescale

234 records

Records set or tied on 11 September 1942 by type: Highest daily maximum 15, Lowest daily maximum 11, Highest daily minimum 49, Lowest daily minimum 9, Heaviest daily rainfall 150.

Records on 11 September 1942 by type
Record type	Records
Highest daily maximum	15
Lowest daily maximum	11
Highest daily minimum	49
Lowest daily minimum	9
Heaviest daily rainfall	150
Heaviest daily snowfall	0
Deepest snow cover	0

Records on 11 September 1942 by timescale: all-time 1, monthly 5, daily 228.

How Much Records Were Beaten By

198 broken records

Margins by which the 198 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 67.4. Ties are not counted.

Top 20 by Significance

11 September 1942

Top 20 records on 11 September 1942 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
11 September 1942	Simga, IN	all-time rain	227.3 mm (8.9 in)	40.4 mm (1.6 in)	32 years	53 of 100 (Notable)
11 September 1942	Gandai, IN	daily rain	108.5 mm (4.3 in)	67.4 mm (2.7 in)	4 years	44 of 100 (Notable)
11 September 1942	Cumbres, US	daily rain	38.9 mm (1.5 in)	28.5 mm (1.1 in)	17 years	44 of 100 (Notable)
11 September 1942	Skagway, US	daily rain	37.8 mm (1.5 in)	25.1 mm (1.0 in)	4 years	32 of 100 (Routine)
11 September 1942	St Cloud State Clg, US	daily rain	51.3 mm (2.0 in)	19.0 mm (0.7 in)	41 years	31 of 100 (Routine)
11 September 1942	Leipzig-Holzhausen, DE	daily high max	27.0 C (80.6 F)	0.2 C (0.4 F)	73 years	30 of 100 (Routine)
11 September 1942	Drevja, NO	monthly rain	54.5 mm (2.1 in)	6.0 mm (0.24 in)	35 years	30 of 100 (Routine)
11 September 1942	Tustervatnet, NO	monthly rain	55.8 mm (2.2 in)	3.8 mm (0.15 in)	35 years	29 of 100 (Routine)
11 September 1942	Nqamakwe (Tnk), ZA	daily rain	27.9 mm (1.1 in)	12.2 mm (0.5 in)	36 years	29 of 100 (Routine)
11 September 1942	Baripada, IN	daily rain	103.6 mm (4.1 in)	40.1 mm (1.6 in)	15 years	27 of 100 (Routine)
11 September 1942	Telluride 4WNW, US	daily rain	26.7 mm (1.1 in)	15.5 mm (0.6 in)	8 years	27 of 100 (Routine)
11 September 1942	Rowlesburg 1, US	daily rain	48.8 mm (1.9 in)	12.2 mm (0.5 in)	36 years	27 of 100 (Routine)
11 September 1942	Sedan (Sandleton), AU	monthly rain	29.5 mm (1.2 in)	1.6 mm (0.06 in)	25 years	25 of 100 (Routine)
11 September 1942	Kapskarmo, NO	daily rain	46.2 mm (1.8 in)	13.2 mm (0.5 in)	20 years	25 of 100 (Routine)
11 September 1942	Alamogordo 1, US	daily rain	27.2 mm (1.1 in)	17.5 mm (0.7 in)	28 years	24 of 100 (Routine)
11 September 1942	Timovskoe, RU	daily high min	13.3 C (55.9 F)	1.5 C (2.7 F)	51 years	23 of 100 (Routine)
11 September 1942	Chama, US	daily rain	25.4 mm (1.0 in)	14.0 mm (0.6 in)	5 years	23 of 100 (Routine)
11 September 1942	Snake Rvr, US	daily high min	9.4 C (48.9 F)	3.8 C (6.8 F)	36 years	23 of 100 (Routine)
11 September 1942	Beaufort Wwtp, US	daily rain	38.9 mm (1.5 in)	6.6 mm (0.26 in)	46 years	22 of 100 (Routine)
11 September 1942	Bajramaly, TM	daily high min	20.4 C (68.7 F)	2.2 C (4.0 F)	37 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

1809 to 1942

Records set or tied on this calendar date in each year from 1809 to 1942. 1942 had 234 records.

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

Records on 09-11 in each year
Year	Records
1809	1
1814	3
1818	1
1830	1
1836	1
1838	3
1839	1
1848	1
1850	1
1851	1
1854	2
1858	1
1860	2
1861	1
1863	2
1865	3
1866	1
1874	2
1876	1
1877	1
1879	1
1880	1
1882	4
1883	2
1884	1
1886	1
1888	2
1889	4
1890	2
1891	2
1892	1
1893	4
1894	2
1895	4
1896	1
1897	3
1898	3
1899	5
1900	1
1901	3
1902	15
1903	13
1904	4
1905	5
1906	10
1907	9
1908	20
1909	12
1910	19
1911	9
1912	25
1913	22
1914	52
1915	160
1916	17
1917	88
1918	62
1919	52
1920	158
1921	52
1922	78
1923	44
1924	290
1925	260
1926	137
1927	300
1928	127
1929	206
1930	136
1931	868
1932	210
1933	276
1934	144
1935	410
1936	567
1937	324
1938	288
1939	561
1940	891
1941	210
1942	234
1943	335
1944	446
1945	341
1946	262
1947	611
1948	424
1949	450
1950	462
1951	247
1952	549
1953	392
1954	363
1955	479
1956	539
1957	470
1958	748
1959	488
1960	423
1961	524
1962	480
1963	359
1964	1,195
1965	414
1966	392
1967	478
1968	835
1969	685
1970	474
1971	464
1972	507
1973	612
1974	430
1975	644
1976	920
1977	406
1978	911
1979	596
1980	474
1981	347
1982	862
1983	1,243
1984	888
1985	844
1986	1,221
1987	595
1988	1,019
1989	1,301
1990	840
1991	843
1992	672
1993	809
1994	713
1995	619
1996	1,030
1997	808
1998	1,821
1999	1,073
2000	1,469
2001	826
2002	1,059
2003	1,022
2004	740
2005	1,163
2006	1,132
2007	947
2008	916
2009	774
2010	965
2011	1,051
2012	687
2013	1,207
2014	1,100
2015	683
2016	677
2017	916
2018	763
2019	806
2020	1,235
2021	851
2022	617
2023	1,034
2024	889
2025	917
2026	615

Download the Data

Data for records on 1942-09-11: 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 2026-10-17 (17 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	165
10 to 20	26
20 to 30	3
30 to 40	1
40 to 50	2
50 to 60	0
60 to 70	1