Weather Records on 11 September 1930

136 weather records were set or tied worldwide on 11 September 1930. Highest significance: Marseille Obs. Palais-Lonchamp, FR.

Key Facts for 11 September 1930

On 11 September 1930, 136 weather records were set or tied at long-record stations worldwide.
64 were record highs and 23 were record lows, counting maximum and minimum temperature.
By timescale, 0 were all-time records, 0 monthly and 136 daily.
Marseille Obs. Palais-Lonchamp set a daily record precipitation of 84.5 mm (3.3 in) on 11 September 1930.
Across 164 earlier years (1809 to 2026) the same calendar date averaged 425 records.

Record Map

136 stations

136 station records on 11 September 1930 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 11 September 1930: highest significance records shown on the map
Station	Country	Type	Value	Significance
Marseille Obs. Palais-Lonchamp	France	Record daily precipitation	84.5 mm (3.3 in)	58 of 100 (Notable)
Biser	Russia	Record daily precipitation	26.0 mm (1.0 in)	44 of 100 (Notable)
Charleston	United States	Record daily precipitation	61.0 mm (2.4 in)	44 of 100 (Notable)
Joseph	United States	Record daily precipitation	34.8 mm (1.4 in)	39 of 100 (Notable)
W Pt	United States	Record daily precipitation	48.3 mm (1.9 in)	36 of 100 (Notable)
Hillsboro	United States	Record daily precipitation	47.0 mm (1.9 in)	34 of 100 (Routine)
Albany 3 SE	United States	Record daily precipitation	62.2 mm (2.4 in)	33 of 100 (Routine)
Greensburg	United States	Record daily precipitation	54.1 mm (2.1 in)	32 of 100 (Routine)
Florence	United States	Record daily precipitation	55.4 mm (2.2 in)	30 of 100 (Routine)
St Albans	Canada	Record daily precipitation	33.0 mm (1.3 in)	26 of 100 (Routine)
Subiaco	United States	Record daily precipitation	42.7 mm (1.7 in)	25 of 100 (Routine)
Griffin	United States	Record daily precipitation	35.1 mm (1.4 in)	24 of 100 (Routine)
Franklin	United States	Record daily precipitation	29.2 mm (1.1 in)	22 of 100 (Routine)
Pontotoc	United States	Record daily precipitation	33.5 mm (1.3 in)	22 of 100 (Routine)
Athens	United States	Record daily precipitation	36.6 mm (1.4 in)	21 of 100 (Routine)
Sheffield	United Kingdom	Record daily precipitation	22.1 mm (0.9 in)	20 of 100 (Routine)
Prince Albert Road	South Africa	Record daily precipitation	18.5 mm (0.7 in)	20 of 100 (Routine)
Edmonton	Canada	Record daily precipitation	8.4 mm (0.33 in)	20 of 100 (Routine)
Oran-Hopital Militaire	Algeria	Record high minimum temperature	24.0 C (75.2 F)	20 of 100 (Routine)
Tizi Ouzou	Algeria	Record daily precipitation	15.0 mm (0.6 in)	20 of 100 (Routine)
Chicoutimi	Canada	Record low maximum temperature	10.0 C (50.0 F)	20 of 100 (Routine)
Asheville	United States	Record daily precipitation	35.8 mm (1.4 in)	20 of 100 (Routine)
St. Petersburg	Russia	Record low maximum temperature	9.0 C (48.2 F)	18 of 100 (Routine)
Lexington Bluegrass AP	United States	Record daily precipitation	21.1 mm (0.8 in)	18 of 100 (Routine)
Nikolaev	Ukraine	Record daily precipitation	11.0 mm (0.4 in)	17 of 100 (Routine)
Yates Hydro Plt	United States	Record daily precipitation	25.7 mm (1.0 in)	17 of 100 (Routine)
Canton	United States	Record daily precipitation	27.7 mm (1.1 in)	17 of 100 (Routine)
Soldier Creek Adm Site	United States	Record daily precipitation	10.9 mm (0.4 in)	17 of 100 (Routine)
Franklin 3 NW	United States	Record high minimum temperature	25.0 C (77.0 F)	17 of 100 (Routine)
Hendersonville 1 NE	United States	Record daily precipitation	45.7 mm (1.8 in)	17 of 100 (Routine)
Clinton	United States	Record daily precipitation	53.6 mm (2.1 in)	17 of 100 (Routine)
Johnsonville	United States	Record daily precipitation	36.6 mm (1.4 in)	17 of 100 (Routine)
Bisbee	United States	Record low minimum temperature	11.1 C (52.0 F)	16 of 100 (Routine)
Tyndall	United States	Record daily precipitation	11.4 mm (0.4 in)	16 of 100 (Routine)
Jackson Exp STN	United States	Record daily precipitation	25.4 mm (1.0 in)	16 of 100 (Routine)
Kelowna	Canada	Record high minimum temperature	15.0 C (59.0 F)	15 of 100 (Routine)
Kenora	Canada	Record daily precipitation	17.8 mm (0.7 in)	15 of 100 (Routine)
Tuskegee	United States	Record daily precipitation	49.8 mm (2.0 in)	15 of 100 (Routine)
Magnolia	United States	Record high maximum temperature	37.8 C (100.0 F)	15 of 100 (Routine)
Rosebud	United States	Record high maximum temperature	33.9 C (93.0 F)	15 of 100 (Routine)
Port Lincoln	Australia	Record high minimum temperature	12.8 C (55.0 F)	14 of 100 (Routine)
Murfreesboro 5 N	United States	Record high minimum temperature	21.7 C (71.1 F)	14 of 100 (Routine)
Parsons 3 SE	United States	Record high maximum temperature	35.6 C (96.1 F)	14 of 100 (Routine)
Georgetown Post Office	Australia	Record high maximum temperature	36.7 C (98.1 F)	13 of 100 (Routine)
Boulia Airport	Australia	Record high maximum temperature	38.2 C (100.8 F)	13 of 100 (Routine)
Calgary Int'l A	Canada	Record high minimum temperature	10.6 C (51.1 F)	13 of 100 (Routine)
Jonkoping	Sweden	Record low maximum temperature	11.5 C (52.7 F)	13 of 100 (Routine)
Pine Rvr Dam	United States	Record high maximum temperature	29.4 C (84.9 F)	13 of 100 (Routine)
Mc Minnville	United States	Record low maximum temperature	15.0 C (59.0 F)	13 of 100 (Routine)
Perryville	United States	Record daily precipitation	8.4 mm (0.33 in)	13 of 100 (Routine)
Elko Rgnl AP	United States	Record low maximum temperature	19.4 C (66.9 F)	13 of 100 (Routine)
Tibooburra (Olive Downs)	Australia	Record daily precipitation	1.3 mm (0.05 in)	12 of 100 (Routine)
Medicine Hat A	Canada	Record daily precipitation	17.0 mm (0.7 in)	12 of 100 (Routine)
Kieskamahoek (Pol)	South Africa	Record daily precipitation	24.1 mm (0.9 in)	12 of 100 (Routine)
Tarnaby	Sweden	Record low minimum temperature	-2.0 C (28.4 F)	12 of 100 (Routine)
Union Springs 9 S	United States	Record daily precipitation	24.1 mm (0.9 in)	12 of 100 (Routine)
Winnibigoshish Dam	United States	Record high minimum temperature	16.7 C (62.1 F)	12 of 100 (Routine)
Louisville	United States	Record daily precipitation	16.0 mm (0.6 in)	12 of 100 (Routine)
Addison	United States	Record high maximum temperature	36.7 C (98.1 F)	12 of 100 (Routine)
Mc Minnville	United States	Record daily precipitation	13.0 mm (0.5 in)	12 of 100 (Routine)

Counts by Type and Timescale

136 records

Records set or tied on 11 September 1930 by type: Highest daily maximum 22, Lowest daily maximum 16, Highest daily minimum 42, Lowest daily minimum 7, Heaviest daily rainfall 49.

Records on 11 September 1930 by type
Record type	Records
Highest daily maximum	22
Lowest daily maximum	16
Highest daily minimum	42
Lowest daily minimum	7
Heaviest daily rainfall	49
Heaviest daily snowfall	0
Deepest snow cover	0

Records on 11 September 1930 by timescale: all-time 0, monthly 0, daily 136.

How Much Records Were Beaten By

94 broken records

Margins by which the 94 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 73.5. Ties are not counted.

Top 20 by Significance

11 September 1930

Top 20 records on 11 September 1930 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
11 September 1930	Marseille Obs. Palais-Lonchamp, FR	daily rain	84.5 mm (3.3 in)	73.5 mm (2.9 in)	43 years	58 of 100 (Notable)
11 September 1930	Biser, RU	daily rain	26.0 mm (1.0 in)	14.2 mm (0.6 in)	39 years	44 of 100 (Notable)
11 September 1930	Charleston, US	daily rain	61.0 mm (2.4 in)	44.0 mm (1.7 in)	23 years	44 of 100 (Notable)
11 September 1930	Joseph, US	daily rain	34.8 mm (1.4 in)	17.5 mm (0.7 in)	34 years	39 of 100 (Notable)
11 September 1930	W Pt, US	daily rain	48.3 mm (1.9 in)	36.6 mm (1.4 in)	23 years	36 of 100 (Notable)
11 September 1930	Hillsboro, US	daily rain	47.0 mm (1.9 in)	33.3 mm (1.3 in)	8 years	34 of 100 (Routine)
11 September 1930	Albany 3 SE, US	daily rain	62.2 mm (2.4 in)	38.3 mm (1.5 in)	23 years	33 of 100 (Routine)
11 September 1930	Greensburg, US	daily rain	54.1 mm (2.1 in)	21.6 mm (0.9 in)	39 years	32 of 100 (Routine)
11 September 1930	Florence, US	daily rain	55.4 mm (2.2 in)	22.1 mm (0.9 in)	35 years	30 of 100 (Routine)
11 September 1930	St Albans, CA	daily rain	33.0 mm (1.3 in)	17.0 mm (0.7 in)	9 years	26 of 100 (Routine)
11 September 1930	Subiaco, US	daily rain	42.7 mm (1.7 in)	21.6 mm (0.9 in)	24 years	25 of 100 (Routine)
11 September 1930	Griffin, US	daily rain	35.1 mm (1.4 in)	17.3 mm (0.7 in)	36 years	24 of 100 (Routine)
11 September 1930	Franklin, US	daily rain	29.2 mm (1.1 in)	15.0 mm (0.6 in)	35 years	22 of 100 (Routine)
11 September 1930	Pontotoc, US	daily rain	33.5 mm (1.3 in)	14.4 mm (0.6 in)	35 years	22 of 100 (Routine)
11 September 1930	Athens, US	daily rain	36.6 mm (1.4 in)	8.7 mm (0.34 in)	30 years	21 of 100 (Routine)
11 September 1930	Sheffield, GB	daily rain	22.1 mm (0.9 in)	16.8 mm (0.7 in)	28 years	20 of 100 (Routine)
11 September 1930	Prince Albert Road, ZA	daily rain	18.5 mm (0.7 in)	9.6 mm (0.38 in)	24 years	20 of 100 (Routine)
11 September 1930	Edmonton, CA	daily rain	8.4 mm (0.33 in)	6.1 mm (0.24 in)	20 years	20 of 100 (Routine)
11 September 1930	Oran-Hopital Militaire, DZ	daily high min	24.0 C (75.2 F)	0.6 C (1.1 F)	38 years	20 of 100 (Routine)
11 September 1930	Tizi Ouzou, DZ	daily rain	15.0 mm (0.6 in)	7.0 mm (0.28 in)	28 years	20 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 1930

Records set or tied on this calendar date in each year from 1809 to 1930. 1930 had 136 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 1930-09-11: 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	74
10 to 20	11
20 to 30	4
30 to 40	3
40 to 50	1
50 to 60	0
60 to 70	0
70 to 80	1