Weather Records on 7 September 1975

423 weather records were set or tied worldwide on 7 September 1975. Highest significance: Assare, BR.

Key Facts for 7 September 1975

On 7 September 1975, 423 weather records were set or tied at long-record stations worldwide.
60 were record highs and 145 were record lows, counting maximum and minimum temperature.
By timescale, 0 were all-time records, 28 monthly and 395 daily.
Assare set a monthly record daily precipitation of 60.1 mm (2.4 in) on 7 September 1975.
Across 165 earlier years (1802 to 2026) the same calendar date averaged 451 records.

Record Map

423 stations

423 station records on 7 September 1975 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 7 September 1975: highest significance records shown on the map
Station	Country	Type	Value	Significance
Assare	Brazil	Record daily precipitation	60.1 mm (2.4 in)	70 of 100 (Major)
Touros	Brazil	Record daily precipitation	51.2 mm (2.0 in)	60 of 100 (Major)
Vazantes	Brazil	Record daily precipitation	25.2 mm (1.0 in)	55 of 100 (Notable)
Aratuba	Brazil	Record daily precipitation	48.4 mm (1.9 in)	53 of 100 (Notable)
Semonaiha	Kazakhstan	Record daily precipitation	33.5 mm (1.3 in)	52 of 100 (Notable)
Fulton 3 W	United States	Record daily precipitation	57.9 mm (2.3 in)	49 of 100 (Notable)
Lordsburg 4 SE	United States	Record low maximum temperature	20.0 C (68.0 F)	45 of 100 (Notable)
Tohatchi 1 ESE	United States	Record daily precipitation	55.4 mm (2.2 in)	45 of 100 (Notable)
Evelyn State Forest	Australia	Record daily precipitation	45.2 mm (1.8 in)	44 of 100 (Notable)
Gleneagle	Australia	Record daily precipitation	34.0 mm (1.3 in)	44 of 100 (Notable)
Charters Towers Post Office	Australia	Record low maximum temperature	16.3 C (61.3 F)	44 of 100 (Notable)
Keams Canyon	United States	Record low maximum temperature	16.7 C (62.1 F)	44 of 100 (Notable)
Meruoca	Brazil	Record daily precipitation	30.2 mm (1.2 in)	41 of 100 (Notable)
Clifton	United States	Record low maximum temperature	22.2 C (72.0 F)	41 of 100 (Notable)
Coward Springs	Australia	Record daily precipitation	32.4 mm (1.3 in)	40 of 100 (Notable)
Pedro Velho (Dnocs)	Brazil	Record daily precipitation	57.8 mm (2.3 in)	39 of 100 (Notable)
Champoton (Smn)	Mexico	Record daily precipitation	55.9 mm (2.2 in)	39 of 100 (Notable)
Manistique Wwtp	United States	Record daily precipitation	46.5 mm (1.8 in)	39 of 100 (Notable)
Montevallo	United States	Record daily precipitation	50.8 mm (2.0 in)	38 of 100 (Notable)
Florence	United States	Record low maximum temperature	32.2 C (90.0 F)	38 of 100 (Notable)
Prescott	United States	Record low maximum temperature	16.7 C (62.1 F)	38 of 100 (Notable)
Winslow AP	United States	Record low maximum temperature	18.9 C (66.0 F)	38 of 100 (Notable)
Duncan	United States	Record low maximum temperature	25.6 C (78.1 F)	37 of 100 (Notable)
Edgefield 3 NNE	United States	Record daily precipitation	84.8 mm (3.3 in)	37 of 100 (Notable)
Townsville Aero	Australia	Record low maximum temperature	19.0 C (66.2 F)	36 of 100 (Notable)
Brejo da Madre de Deus	Brazil	Record daily precipitation	55.3 mm (2.2 in)	36 of 100 (Notable)
Catole Do Rocha	Brazil	Record daily precipitation	46.8 mm (1.8 in)	35 of 100 (Notable)
Uniontown	United States	Record daily precipitation	64.8 mm (2.6 in)	35 of 100 (Notable)
Ganca	Azerbaijan	Record high maximum temperature	34.5 C (94.1 F)	34 of 100 (Routine)
Itapicuru	Brazil	Record daily precipitation	27.2 mm (1.1 in)	34 of 100 (Routine)
Joao Dias	Brazil	Record daily precipitation	50.1 mm (2.0 in)	33 of 100 (Routine)
San Carlos	United States	Record low maximum temperature	25.6 C (78.1 F)	33 of 100 (Routine)
Columbia	United States	Record daily precipitation	50.8 mm (2.0 in)	33 of 100 (Routine)
Mountainair	United States	Record low maximum temperature	20.0 C (68.0 F)	33 of 100 (Routine)
Lexington	United States	Record daily precipitation	35.1 mm (1.4 in)	33 of 100 (Routine)
Vasteras-Hasslo	Sweden	Record low minimum temperature	1.9 C (35.4 F)	32 of 100 (Routine)
Sveg	Sweden	Record low minimum temperature	-3.1 C (26.4 F)	32 of 100 (Routine)
Kherson	Ukraine	Record daily precipitation	44.6 mm (1.8 in)	32 of 100 (Routine)
Lake City 2 E	United States	Record daily precipitation	59.2 mm (2.3 in)	31 of 100 (Routine)
Ft Bayard 4W	United States	Record low maximum temperature	20.6 C (69.1 F)	31 of 100 (Routine)
Edenton	United States	Record high minimum temperature	23.9 C (75.0 F)	31 of 100 (Routine)
Georgetown Post Office	Australia	Record low maximum temperature	19.0 C (66.2 F)	30 of 100 (Routine)
Fayetteville Wtp	United States	Record daily precipitation	50.8 mm (2.0 in)	30 of 100 (Routine)
Casa Grande	United States	Record low maximum temperature	28.9 C (84.0 F)	29 of 100 (Routine)
San Jacinto	United States	Record high minimum temperature	19.4 C (66.9 F)	29 of 100 (Routine)
Teziutlan	Mexico	Record low maximum temperature	13.9 C (57.0 F)	28 of 100 (Routine)
Tlacotepec de Benito Juarez	Mexico	Record daily precipitation	69.3 mm (2.7 in)	28 of 100 (Routine)
Miami	United States	Record low maximum temperature	20.6 C (69.1 F)	28 of 100 (Routine)
Salisbury	United States	Record daily precipitation	39.1 mm (1.5 in)	28 of 100 (Routine)
The Valley	Australia	Record daily precipitation	27.0 mm (1.1 in)	27 of 100 (Routine)
Caribou Island	Canada	Record daily precipitation	28.2 mm (1.1 in)	27 of 100 (Routine)
Rinconada	Mexico	Record daily precipitation	66.8 mm (2.6 in)	27 of 100 (Routine)
Albertville 2 SE	United States	Record daily precipitation	37.8 mm (1.5 in)	27 of 100 (Routine)
Greer	United States	Record daily precipitation	25.7 mm (1.0 in)	27 of 100 (Routine)
Brownsville	United States	Record low maximum temperature	28.9 C (84.0 F)	27 of 100 (Routine)
Sao Goncalo Do Amarante	Brazil	Record daily precipitation	25.2 mm (1.0 in)	26 of 100 (Routine)
Panuco (Smn)	Mexico	Record daily precipitation	75.9 mm (3.0 in)	26 of 100 (Routine)
Junsele	Sweden	Record low minimum temperature	-2.8 C (27.0 F)	26 of 100 (Routine)
Bright Angel Rs	United States	Record low maximum temperature	12.8 C (55.0 F)	26 of 100 (Routine)
El Morro Natl Mon	United States	Record low maximum temperature	15.0 C (59.0 F)	26 of 100 (Routine)

Counts by Type and Timescale

423 records

Records set or tied on 7 September 1975 by type: Highest daily maximum 22, Lowest daily maximum 96, Highest daily minimum 38, Lowest daily minimum 49, Heaviest daily rainfall 215, Heaviest daily snowfall 2, Deepest snow cover 1.

Records on 7 September 1975 by type
Record type	Records
Highest daily maximum	22
Lowest daily maximum	96
Highest daily minimum	38
Lowest daily minimum	49
Heaviest daily rainfall	215
Heaviest daily snowfall	2
Deepest snow cover	1

Records on 7 September 1975 by timescale: all-time 0, monthly 28, daily 395.

How Much Records Were Beaten By

348 broken records

Margins by which the 348 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 45.0. Ties are not counted.

Top 20 by Significance

7 September 1975

Top 20 records on 7 September 1975 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
7 September 1975	Assare, BR	monthly rain	60.1 mm (2.4 in)	39.1 mm (1.5 in)	49 years	70 of 100 (Major)
7 September 1975	Touros, BR	daily rain	51.2 mm (2.0 in)	38.7 mm (1.5 in)	49 years	60 of 100 (Major)
7 September 1975	Vazantes, BR	monthly rain	25.2 mm (1.0 in)	13.2 mm (0.5 in)	3 years	55 of 100 (Notable)
7 September 1975	Aratuba, BR	daily rain	48.4 mm (1.9 in)	44.9 mm (1.8 in)	30 years	53 of 100 (Notable)
7 September 1975	Semonaiha, KZ	monthly rain	33.5 mm (1.3 in)	11.1 mm (0.4 in)	37 years	52 of 100 (Notable)
7 September 1975	Fulton 3 W, US	daily rain	57.9 mm (2.3 in)	39.9 mm (1.6 in)	52 years	49 of 100 (Notable)
7 September 1975	Lordsburg 4 SE, US	daily low max	20.0 C (68.0 F)	6.7 C (12.1 F)	61 years	45 of 100 (Notable)
7 September 1975	Tohatchi 1 ESE, US	monthly rain	55.4 mm (2.2 in)	9.7 mm (0.38 in)	51 years	45 of 100 (Notable)
7 September 1975	Evelyn State Forest, AU	daily rain	45.2 mm (1.8 in)	32.5 mm (1.3 in)	2 years	44 of 100 (Notable)
7 September 1975	Gleneagle, AU	daily rain	34.0 mm (1.3 in)	30.4 mm (1.2 in)	30 years	44 of 100 (Notable)
7 September 1975	Charters Towers Post Office, AU	monthly low max	16.3 C (61.3 F)	3.1 C (5.6 F)	50 years	44 of 100 (Notable)
7 September 1975	Keams Canyon, US	daily low max	16.7 C (62.1 F)	4.4 C (7.9 F)	80 years	44 of 100 (Notable)
7 September 1975	Meruoca, BR	monthly rain	30.2 mm (1.2 in)	4.2 mm (0.17 in)	57 years	41 of 100 (Notable)
7 September 1975	Clifton, US	daily low max	22.2 C (72.0 F)	7.2 C (13.0 F)	44 years	41 of 100 (Notable)
7 September 1975	Coward Springs, AU	monthly rain	32.4 mm (1.3 in)	7.0 mm (0.28 in)	39 years	40 of 100 (Notable)
7 September 1975	Pedro Velho (Dnocs), BR	daily rain	57.8 mm (2.3 in)	33.7 mm (1.3 in)	8 years	39 of 100 (Notable)
7 September 1975	Champoton (Smn), MX	daily rain	55.9 mm (2.2 in)	38.1 mm (1.5 in)	36 years	39 of 100 (Notable)
7 September 1975	Manistique Wwtp, US	daily rain	46.5 mm (1.8 in)	8.4 mm (0.33 in)	75 years	39 of 100 (Notable)
7 September 1975	Montevallo, US	daily rain	50.8 mm (2.0 in)	36.6 mm (1.4 in)	24 years	38 of 100 (Notable)
7 September 1975	Florence, US	daily low max	32.2 C (90.0 F)	2.2 C (4.0 F)	81 years	38 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

1802 to 1975

Records set or tied on this calendar date in each year from 1802 to 1975. 1975 had 423 records.

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

Records on 09-07 in each year
Year	Records
1802	2
1814	2
1816	1
1833	1
1845	2
1847	1
1848	1
1850	1
1852	1
1856	1
1859	1
1860	2
1861	1
1864	2
1865	3
1868	1
1870	1
1871	4
1872	3
1873	1
1877	4
1878	1
1879	1
1881	2
1882	1
1883	2
1886	1
1887	3
1888	1
1889	1
1890	2
1891	7
1892	3
1894	8
1895	7
1896	1
1897	2
1898	8
1899	3
1900	1
1901	6
1902	3
1903	7
1904	8
1905	20
1906	8
1907	5
1908	26
1909	11
1910	15
1911	20
1912	39
1913	20
1914	29
1915	28
1916	39
1917	44
1918	35
1919	184
1920	375
1921	80
1922	98
1923	125
1924	232
1925	303
1926	117
1927	147
1928	130
1929	355
1930	108
1931	400
1932	478
1933	287
1934	566
1935	275
1936	370
1937	260
1938	348
1939	634
1940	226
1941	451
1942	415
1943	591
1944	519
1945	482
1946	356
1947	625
1948	353
1949	705
1950	704
1951	342
1952	301
1953	446
1954	390
1955	405
1956	752
1957	498
1958	570
1959	583
1960	763
1961	312
1962	729
1963	448
1964	463
1965	672
1966	365
1967	535
1968	417
1969	696
1970	917
1971	648
1972	534
1973	674
1974	709
1975	423
1976	763
1977	674
1978	1,165
1979	583
1980	613
1981	622
1982	684
1983	1,235
1984	1,396
1985	1,459
1986	1,062
1987	956
1988	1,266
1989	553
1990	900
1991	957
1992	1,257
1993	720
1994	523
1995	1,093
1996	982
1997	799
1998	1,262
1999	1,087
2000	1,320
2001	1,068
2002	1,169
2003	768
2004	865
2005	708
2006	1,105
2007	1,171
2008	1,210
2009	713
2010	1,147
2011	1,452
2012	699
2013	981
2014	491
2015	637
2016	868
2017	966
2018	723
2019	743
2020	1,352
2021	794
2022	2,096
2023	1,116
2024	1,216
2025	711
2026	760

Download the Data

Data for records on 1975-09-07: 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).

Histogram of margins by which records were beaten on 7 September 1975
Margin	Records
0 to 10	278
10 to 20	47
20 to 30	8
30 to 40	11
40 to 50	4