Weather Records on 11 September 1983

1,243 weather records were set or tied worldwide on 11 September 1983. Highest significance: Falun, SE.

Key Facts for 11 September 1983

On 11 September 1983, 1,243 weather records were set or tied at long-record stations worldwide.
755 were record highs and 101 were record lows, counting maximum and minimum temperature.
By timescale, 6 were all-time records, 63 monthly and 1,174 daily.
Falun set a daily record precipitation of 42.2 mm (1.7 in) on 11 September 1983.
Across 164 earlier years (1809 to 2026) the same calendar date averaged 419 records.

Record Map

1,243 stations

1,243 station records on 11 September 1983 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 11 September 1983: highest significance records shown on the map
Station	Country	Type	Value	Significance
Falun	Sweden	Record daily precipitation	42.2 mm (1.7 in)	78 of 100 (Major)
Sidsjo	Sweden	Record daily precipitation	92.1 mm (3.6 in)	72 of 100 (Major)
Papane (Bos)	South Africa	Record daily precipitation	90.0 mm (3.5 in)	71 of 100 (Major)
Vasteras-Hasslo	Sweden	Record daily precipitation	45.0 mm (1.8 in)	63 of 100 (Major)
Hoofddorp	Netherlands	Record daily precipitation	36.9 mm (1.5 in)	57 of 100 (Notable)
Libode (Bos)	South Africa	Record daily precipitation	50.0 mm (2.0 in)	56 of 100 (Notable)
Ustordynskij	Russia	Record daily precipitation	32.8 mm (1.3 in)	54 of 100 (Notable)
Tjarnas	Sweden	Record daily precipitation	46.8 mm (1.8 in)	53 of 100 (Notable)
Korsa	Sweden	Record daily precipitation	36.4 mm (1.4 in)	53 of 100 (Notable)
Ockelbo	Sweden	Record daily precipitation	50.7 mm (2.0 in)	53 of 100 (Notable)
Norrsundet	Sweden	Record daily precipitation	44.7 mm (1.8 in)	53 of 100 (Notable)
Barendrecht	Netherlands	Record daily precipitation	41.4 mm (1.6 in)	51 of 100 (Notable)
Den Bommel	Netherlands	Record daily precipitation	36.5 mm (1.4 in)	51 of 100 (Notable)
Qinzhou	China	Record daily precipitation	175.4 mm (6.9 in)	50 of 100 (Notable)
Poortugaal	Netherlands	Record daily precipitation	45.1 mm (1.8 in)	50 of 100 (Notable)
Uppsala_Flygplats	Sweden	Record daily precipitation	43.0 mm (1.7 in)	50 of 100 (Notable)
Hudiksvall	Sweden	Record daily precipitation	77.6 mm (3.1 in)	50 of 100 (Notable)
Frandesta	Sweden	Record daily precipitation	40.2 mm (1.6 in)	48 of 100 (Notable)
Haljum	Sweden	Record daily precipitation	72.0 mm (2.8 in)	47 of 100 (Notable)
Hunge	Sweden	Record daily precipitation	36.4 mm (1.4 in)	47 of 100 (Notable)
Norwich	United States	Record daily precipitation	56.4 mm (2.2 in)	47 of 100 (Notable)
Oud Alblas	Netherlands	Record daily precipitation	37.8 mm (1.5 in)	46 of 100 (Notable)
Leiden	Netherlands	Record daily precipitation	40.5 mm (1.6 in)	46 of 100 (Notable)
Megen	Netherlands	Record daily precipitation	30.8 mm (1.2 in)	46 of 100 (Notable)
Kielpa	Australia	Record daily precipitation	28.0 mm (1.1 in)	45 of 100 (Notable)
Klundert	Netherlands	Record daily precipitation	29.7 mm (1.2 in)	45 of 100 (Notable)
Irkutsk	Russia	Record daily precipitation	25.5 mm (1.0 in)	45 of 100 (Notable)
Hofors	Sweden	Record daily precipitation	44.1 mm (1.7 in)	45 of 100 (Notable)
Finnbacka_D	Sweden	Record daily precipitation	36.6 mm (1.4 in)	45 of 100 (Notable)
Edsbyn	Sweden	Record daily precipitation	43.1 mm (1.7 in)	45 of 100 (Notable)
Scheveningen	Netherlands	Record daily precipitation	33.7 mm (1.3 in)	44 of 100 (Notable)
Lovsta	Sweden	Record daily precipitation	35.3 mm (1.4 in)	44 of 100 (Notable)
Miami	United States	Record daily precipitation	38.9 mm (1.5 in)	44 of 100 (Notable)
Lingling	China	Record daily precipitation	68.4 mm (2.7 in)	43 of 100 (Notable)
Hogbo	Sweden	Record daily precipitation	39.0 mm (1.5 in)	43 of 100 (Notable)
Combolcha	Ethiopia	Record daily precipitation	56.4 mm (2.2 in)	42 of 100 (Notable)
Roelofarendsveen	Netherlands	Record daily precipitation	33.8 mm (1.3 in)	42 of 100 (Notable)
Andel	Netherlands	Record daily precipitation	31.3 mm (1.2 in)	42 of 100 (Notable)
Nuland	Netherlands	Record daily precipitation	32.5 mm (1.3 in)	42 of 100 (Notable)
Soderhamn A	Sweden	Record daily precipitation	79.9 mm (3.1 in)	42 of 100 (Notable)
Raleigh State UNIV	United States	Record high maximum temperature	37.8 C (100.0 F)	42 of 100 (Notable)
Zaandijk	Netherlands	Record daily precipitation	36.5 mm (1.4 in)	41 of 100 (Notable)
Harnosand	Sweden	Record daily precipitation	59.0 mm (2.3 in)	41 of 100 (Notable)
Dal	Sweden	Record daily precipitation	32.0 mm (1.3 in)	41 of 100 (Notable)
Taxan	Sweden	Record daily precipitation	31.5 mm (1.2 in)	41 of 100 (Notable)
Newark Liberty Intl AP	United States	Record high minimum temperature	23.3 C (73.9 F)	41 of 100 (Notable)
Vleuten	Netherlands	Record daily precipitation	32.8 mm (1.3 in)	40 of 100 (Notable)
Oxelosund	Sweden	Record daily precipitation	33.0 mm (1.3 in)	40 of 100 (Notable)
Sattra	Sweden	Record daily precipitation	32.9 mm (1.3 in)	40 of 100 (Notable)
Lobonas_D	Sweden	Record daily precipitation	33.9 mm (1.3 in)	40 of 100 (Notable)
Fone_D	Sweden	Record daily precipitation	34.8 mm (1.4 in)	40 of 100 (Notable)
Sosjo	Sweden	Record daily precipitation	34.8 mm (1.4 in)	40 of 100 (Notable)
Pratt 3NW	United States	Record daily precipitation	74.7 mm (2.9 in)	40 of 100 (Notable)
Hightstown 2 W	United States	Record high maximum temperature	36.7 C (98.1 F)	40 of 100 (Notable)
Ashland	United States	Record high maximum temperature	38.9 C (102.0 F)	40 of 100 (Notable)
Ny City Cntrl Park	United States	Record high minimum temperature	25.6 C (78.1 F)	40 of 100 (Notable)
Valkenburg-1	Netherlands	Record daily precipitation	34.3 mm (1.4 in)	39 of 100 (Notable)
Herwijnen_1	Netherlands	Record daily precipitation	27.8 mm (1.1 in)	39 of 100 (Notable)
Inga	Russia	Record daily precipitation	36.6 mm (1.4 in)	39 of 100 (Notable)
Vallentuna	Sweden	Record daily precipitation	26.0 mm (1.0 in)	39 of 100 (Notable)

Counts by Type and Timescale

1,243 records

Records set or tied on 11 September 1983 by type: Highest daily maximum 465, Lowest daily maximum 70, Highest daily minimum 290, Lowest daily minimum 31, Heaviest daily rainfall 384, Heaviest daily snowfall 2, Deepest snow cover 1.

Records on 11 September 1983 by type
Record type	Records
Highest daily maximum	465
Lowest daily maximum	70
Highest daily minimum	290
Lowest daily minimum	31
Heaviest daily rainfall	384
Heaviest daily snowfall	2
Deepest snow cover	1

Records on 11 September 1983 by timescale: all-time 6, monthly 63, daily 1,174.

How Much Records Were Beaten By

943 broken records

Margins by which the 943 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 97.5. Ties are not counted.

Top 20 by Significance

11 September 1983

Top 20 records on 11 September 1983 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
11 September 1983	Falun, SE	daily rain	42.2 mm (1.7 in)	28.1 mm (1.1 in)	94 years	78 of 100 (Major)
11 September 1983	Sidsjo, SE	all-time rain	92.1 mm (3.6 in)	27.1 mm (1.1 in)	38 years	72 of 100 (Major)
11 September 1983	Papane (Bos), ZA	monthly rain	90.0 mm (3.5 in)	37.9 mm (1.5 in)	51 years	71 of 100 (Major)
11 September 1983	Vasteras-Hasslo, SE	daily rain	45.0 mm (1.8 in)	12.5 mm (0.5 in)	110 years	63 of 100 (Major)
11 September 1983	Hoofddorp, NL	daily rain	36.9 mm (1.5 in)	18.1 mm (0.7 in)	65 years	57 of 100 (Notable)
11 September 1983	Libode (Bos), ZA	daily rain	50.0 mm (2.0 in)	36.8 mm (1.4 in)	53 years	56 of 100 (Notable)
11 September 1983	Ustordynskij, RU	daily rain	32.8 mm (1.3 in)	24.8 mm (1.0 in)	36 years	54 of 100 (Notable)
11 September 1983	Tjarnas, SE	daily rain	46.8 mm (1.8 in)	26.5 mm (1.0 in)	33 years	53 of 100 (Notable)
11 September 1983	Korsa, SE	daily rain	36.4 mm (1.4 in)	24.3 mm (1.0 in)	33 years	53 of 100 (Notable)
11 September 1983	Ockelbo, SE	daily rain	50.7 mm (2.0 in)	32.4 mm (1.3 in)	33 years	53 of 100 (Notable)
11 September 1983	Norrsundet, SE	daily rain	44.7 mm (1.8 in)	30.3 mm (1.2 in)	33 years	53 of 100 (Notable)
11 September 1983	Barendrecht, NL	daily rain	41.4 mm (1.6 in)	26.4 mm (1.0 in)	26 years	51 of 100 (Notable)
11 September 1983	Den Bommel, NL	daily rain	36.5 mm (1.4 in)	23.8 mm (0.9 in)	26 years	51 of 100 (Notable)
11 September 1983	Qinzhou, CN	daily rain	175.4 mm (6.9 in)	97.5 mm (3.8 in)	29 years	50 of 100 (Notable)
11 September 1983	Poortugaal, NL	daily rain	45.1 mm (1.8 in)	26.0 mm (1.0 in)	25 years	50 of 100 (Notable)
11 September 1983	Uppsala_Flygplats, SE	daily rain	43.0 mm (1.7 in)	19.6 mm (0.8 in)	33 years	50 of 100 (Notable)
11 September 1983	Hudiksvall, SE	all-time rain	77.6 mm (3.1 in)	14.5 mm (0.6 in)	20 years	50 of 100 (Notable)
11 September 1983	Frandesta, SE	daily rain	40.2 mm (1.6 in)	21.2 mm (0.8 in)	25 years	48 of 100 (Notable)
11 September 1983	Haljum, SE	monthly rain	72.0 mm (2.8 in)	19.0 mm (0.7 in)	28 years	47 of 100 (Notable)
11 September 1983	Hunge, SE	daily rain	36.4 mm (1.4 in)	21.6 mm (0.9 in)	13 years	47 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

1809 to 1983

Records set or tied on this calendar date in each year from 1809 to 1983. 1983 had 1,243 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 1983-09-11: 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 2026-10-16. Last revised 16 October 2026 (2026-10-16).

Margin	Records
0 to 20	905
20 to 40	36
40 to 60	1
60 to 80	0
80 to 100	1