Weather Records on 23 September 1975

1,038 weather records were set or tied worldwide on 23 September 1975. Highest significance: Mc Minnville, US.

Key Facts for 23 September 1975

On 23 September 1975, 1,038 weather records were set or tied at long-record stations worldwide.
100 were record highs and 503 were record lows, counting maximum and minimum temperature.
By timescale, 0 were all-time records, 31 monthly and 1,007 daily.
Mc Minnville set a daily record precipitation of 99.1 mm (3.9 in) on 23 September 1975.
Across 169 earlier years (1793 to 2026) the same calendar date averaged 428 records.

Record Map

1,038 stations

1,038 station records on 23 September 1975 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 23 September 1975: highest significance records shown on the map
Station	Country	Type	Value	Significance
Mc Minnville	United States	Record daily precipitation	99.1 mm (3.9 in)	70 of 100 (Major)
Mt Sterling	United States	Record daily precipitation	83.3 mm (3.3 in)	62 of 100 (Major)
Albertville 2 SE	United States	Record daily precipitation	123.7 mm (4.9 in)	60 of 100 (Major)
Darnley Island School	Australia	Record daily precipitation	32.2 mm (1.3 in)	59 of 100 (Notable)
Flat Top	United States	Record daily precipitation	54.1 mm (2.1 in)	57 of 100 (Notable)
Clanton	United States	Record daily precipitation	110.5 mm (4.4 in)	56 of 100 (Notable)
Talladega	United States	Record daily precipitation	101.6 mm (4.0 in)	56 of 100 (Notable)
Moorefield 1 SSE	United States	Record daily precipitation	74.4 mm (2.9 in)	53 of 100 (Notable)
Monterey	United States	Record daily precipitation	48.5 mm (1.9 in)	51 of 100 (Notable)
Brushy Run	United States	Record daily precipitation	104.1 mm (4.1 in)	51 of 100 (Notable)
Patuxent River NAS	United States	Record daily precipitation	69.9 mm (2.8 in)	50 of 100 (Notable)
Brantley	United States	Record daily precipitation	103.9 mm (4.1 in)	49 of 100 (Notable)
Wardensville R M Farm	United States	Record daily precipitation	41.4 mm (1.6 in)	49 of 100 (Notable)
White Sulphur Springs	United States	Record daily precipitation	41.4 mm (1.6 in)	49 of 100 (Notable)
Clifton Forge 2 NW	United States	Record daily precipitation	43.2 mm (1.7 in)	47 of 100 (Notable)
Balancan de Dominguez (Smn)	Mexico	Record daily precipitation	150.9 mm (5.9 in)	46 of 100 (Notable)
Highlands	United States	Record daily precipitation	108.5 mm (4.3 in)	46 of 100 (Notable)
Wilbar 4 NW	United States	Record daily precipitation	100.8 mm (4.0 in)	46 of 100 (Notable)
Bethlehem	United States	Record daily precipitation	61.7 mm (2.4 in)	46 of 100 (Notable)
Newport 1 NW	United States	Record daily precipitation	50.5 mm (2.0 in)	46 of 100 (Notable)
Canton 4N	United States	Record low maximum temperature	17.8 C (64.0 F)	45 of 100 (Notable)
Marshall	United States	Record daily precipitation	53.6 mm (2.1 in)	45 of 100 (Notable)
Winthrop UNIV	United States	Record daily precipitation	113.3 mm (4.5 in)	45 of 100 (Notable)
Chattanooga AP	United States	Record daily precipitation	91.2 mm (3.6 in)	45 of 100 (Notable)
Nappa Merrie	Australia	Record daily precipitation	30.0 mm (1.2 in)	44 of 100 (Notable)
Barra Do Gil (I.de Itaparica)	Brazil	Record daily precipitation	35.2 mm (1.4 in)	43 of 100 (Notable)
Highland Home	United States	Record daily precipitation	99.1 mm (3.9 in)	43 of 100 (Notable)
Oceanside Marina	United States	Record high maximum temperature	38.9 C (102.0 F)	43 of 100 (Notable)
Williamsport	United States	Record daily precipitation	57.4 mm (2.3 in)	43 of 100 (Notable)
Blair	United States	Record daily precipitation	54.4 mm (2.1 in)	43 of 100 (Notable)
Kingsport	United States	Record daily precipitation	41.9 mm (1.6 in)	43 of 100 (Notable)
Danville 2 SE	United States	Record daily precipitation	63.5 mm (2.5 in)	43 of 100 (Notable)
Thomasville	United States	Record daily precipitation	55.9 mm (2.2 in)	42 of 100 (Notable)
Middlesboro Fire Dept	United States	Record low maximum temperature	14.4 C (57.9 F)	42 of 100 (Notable)
Hattiesburg 5SW	United States	Record low maximum temperature	16.7 C (62.1 F)	42 of 100 (Notable)
Waynesville 1 E	United States	Record daily precipitation	75.7 mm (3.0 in)	42 of 100 (Notable)
Tibooburra Post Office	Australia	Record daily precipitation	33.0 mm (1.3 in)	41 of 100 (Notable)
Thomasville	United States	Record low maximum temperature	16.7 C (62.1 F)	41 of 100 (Notable)
De Funiak Springs 1 E	United States	Record daily precipitation	97.5 mm (3.8 in)	41 of 100 (Notable)
Hagerstown	United States	Record daily precipitation	59.4 mm (2.3 in)	41 of 100 (Notable)
Millington 1 SE	United States	Record daily precipitation	76.7 mm (3.0 in)	41 of 100 (Notable)
Roxboro 7 ESE	United States	Record daily precipitation	43.2 mm (1.7 in)	41 of 100 (Notable)
Wytheville	United States	Record daily precipitation	31.8 mm (1.3 in)	41 of 100 (Notable)
Florence	United States	Record daily precipitation	42.4 mm (1.7 in)	40 of 100 (Notable)
Hernando	United States	Record low maximum temperature	16.7 C (62.1 F)	40 of 100 (Notable)
Palmetto	United States	Record low maximum temperature	15.0 C (59.0 F)	40 of 100 (Notable)
Athens	United States	Record daily precipitation	45.2 mm (1.8 in)	40 of 100 (Notable)
Phila Intl AP	United States	Record daily precipitation	69.9 mm (2.8 in)	40 of 100 (Notable)
Quantico MCAS	United States	Record daily precipitation	48.5 mm (1.9 in)	40 of 100 (Notable)
Wetumpka	United States	Record daily precipitation	86.4 mm (3.4 in)	39 of 100 (Notable)
New Iberia AP - Acadiana Rgnl	United States	Record low maximum temperature	18.9 C (66.0 F)	39 of 100 (Notable)
Conowingo Dam	United States	Record daily precipitation	61.0 mm (2.4 in)	39 of 100 (Notable)
Marathon	United States	Record low minimum temperature	1.7 C (35.1 F)	39 of 100 (Notable)
Lexington Bluegrass AP	United States	Record daily precipitation	53.8 mm (2.1 in)	39 of 100 (Notable)
Todos Santos (Dge)	Mexico	Record daily precipitation	51.3 mm (2.0 in)	38 of 100 (Notable)
Hayneville	United States	Record daily precipitation	90.2 mm (3.6 in)	38 of 100 (Notable)
Hammond	United States	Record low maximum temperature	18.3 C (64.9 F)	38 of 100 (Notable)
Monticello	United States	Record low maximum temperature	17.2 C (63.0 F)	38 of 100 (Notable)
Graham 2 ENE	United States	Record daily precipitation	43.7 mm (1.7 in)	38 of 100 (Notable)
Phoenixville 1 E	United States	Record daily precipitation	54.6 mm (2.1 in)	38 of 100 (Notable)

Counts by Type and Timescale

1,038 records

Records set or tied on 23 September 1975 by type: Highest daily maximum 48, Lowest daily maximum 273, Highest daily minimum 52, Lowest daily minimum 230, Heaviest daily rainfall 435.

Records on 23 September 1975 by type
Record type	Records
Highest daily maximum	48
Lowest daily maximum	273
Highest daily minimum	52
Lowest daily minimum	230
Heaviest daily rainfall	435
Heaviest daily snowfall	0
Deepest snow cover	0

Records on 23 September 1975 by timescale: all-time 0, monthly 31, daily 1,007.

How Much Records Were Beaten By

889 broken records

Margins by which the 889 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 92.7. Ties are not counted.

Top 20 by Significance

23 September 1975

Top 20 records on 23 September 1975 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
23 September 1975	Mc Minnville, US	daily rain	99.1 mm (3.9 in)	63.5 mm (2.5 in)	74 years	70 of 100 (Major)
23 September 1975	Mt Sterling, US	daily rain	83.3 mm (3.3 in)	46.5 mm (1.8 in)	65 years	62 of 100 (Major)
23 September 1975	Albertville 2 SE, US	monthly rain	123.7 mm (4.9 in)	55.1 mm (2.2 in)	26 years	60 of 100 (Major)
23 September 1975	Darnley Island School, AU	daily rain	32.2 mm (1.3 in)	28.4 mm (1.1 in)	44 years	59 of 100 (Notable)
23 September 1975	Flat Top, US	daily rain	54.1 mm (2.1 in)	46.5 mm (1.8 in)	44 years	57 of 100 (Notable)
23 September 1975	Clanton, US	daily rain	110.5 mm (4.4 in)	72.7 mm (2.9 in)	28 years	56 of 100 (Notable)
23 September 1975	Talladega, US	daily rain	101.6 mm (4.0 in)	71.1 mm (2.8 in)	28 years	56 of 100 (Notable)
23 September 1975	Moorefield 1 SSE, US	daily rain	74.4 mm (2.9 in)	29.9 mm (1.2 in)	62 years	53 of 100 (Notable)
23 September 1975	Monterey, US	daily rain	48.5 mm (1.9 in)	25.6 mm (1.0 in)	78 years	51 of 100 (Notable)
23 September 1975	Brushy Run, US	monthly rain	104.1 mm (4.1 in)	33.5 mm (1.3 in)	30 years	51 of 100 (Notable)
23 September 1975	Patuxent River NAS, US	daily rain	69.9 mm (2.8 in)	62.8 mm (2.5 in)	24 years	50 of 100 (Notable)
23 September 1975	Brantley, US	daily rain	103.9 mm (4.1 in)	76.0 mm (3.0 in)	24 years	49 of 100 (Notable)
23 September 1975	Wardensville R M Farm, US	daily rain	41.4 mm (1.6 in)	31.2 mm (1.2 in)	56 years	49 of 100 (Notable)
23 September 1975	White Sulphur Springs, US	daily rain	41.4 mm (1.6 in)	18.5 mm (0.7 in)	85 years	49 of 100 (Notable)
23 September 1975	Clifton Forge 2 NW, US	daily rain	43.2 mm (1.7 in)	25.7 mm (1.0 in)	74 years	47 of 100 (Notable)
23 September 1975	Balancan de Dominguez (Smn), MX	daily rain	150.9 mm (5.9 in)	92.7 mm (3.6 in)	28 years	46 of 100 (Notable)
23 September 1975	Highlands, US	daily rain	108.5 mm (4.3 in)	46.3 mm (1.8 in)	62 years	46 of 100 (Notable)
23 September 1975	Wilbar 4 NW, US	daily rain	100.8 mm (4.0 in)	81.7 mm (3.2 in)	28 years	46 of 100 (Notable)
23 September 1975	Bethlehem, US	daily rain	61.7 mm (2.4 in)	52.6 mm (2.1 in)	28 years	46 of 100 (Notable)
23 September 1975	Newport 1 NW, US	daily rain	50.5 mm (2.0 in)	25.6 mm (1.0 in)	50 years	46 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

1793 to 1975

Records set or tied on this calendar date in each year from 1793 to 1975. 1975 had 1,038 records.

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

Records on 09-23 in each year
Year	Records
1793	1
1796	1
1799	1
1804	1
1832	1
1835	1
1838	1
1842	3
1843	1
1845	2
1848	1
1849	1
1850	1
1851	2
1854	3
1855	1
1859	2
1864	1
1865	1
1866	1
1868	1
1871	1
1872	1
1874	1
1875	1
1876	1
1877	1
1881	4
1882	2
1885	1
1886	1
1887	1
1888	1
1889	3
1890	2
1891	1
1892	2
1893	4
1895	9
1896	5
1897	1
1898	2
1899	4
1900	4
1901	2
1902	6
1903	7
1904	19
1905	6
1906	6
1907	19
1908	19
1909	15
1910	8
1911	11
1912	15
1913	22
1914	29
1915	25
1916	324
1917	56
1918	34
1919	40
1920	44
1921	47
1922	34
1923	74
1924	194
1925	223
1926	459
1927	247
1928	382
1929	198
1930	472
1931	600
1932	383
1933	281
1934	361
1935	239
1936	377
1937	557
1938	389
1939	279
1940	374
1941	490
1942	557
1943	322
1944	381
1945	652
1946	623
1947	803
1948	259
1949	496
1950	267
1951	462
1952	432
1953	271
1954	324
1955	852
1956	299
1957	539
1958	641
1959	307
1960	470
1961	670
1962	344
1963	568
1964	322
1965	783
1966	528
1967	341
1968	481
1969	450
1970	1,457
1971	578
1972	461
1973	674
1974	1,543
1975	1,038
1976	463
1977	616
1978	500
1979	586
1980	1,037
1981	717
1982	775
1983	1,744
1984	1,121
1985	924
1986	740
1987	1,077
1988	653
1989	1,376
1990	702
1991	519
1992	976
1993	983
1994	1,140
1995	1,868
1996	809
1997	1,060
1998	1,326
1999	1,207
2000	2,026
2001	790
2002	930
2003	1,243
2004	986
2005	1,207
2006	1,509
2007	1,153
2008	835
2009	1,201
2010	1,360
2011	666
2012	785
2013	573
2014	595
2015	587
2016	774
2017	1,371
2018	693
2019	565
2020	618
2021	602
2022	551
2023	812
2024	499
2025	449
2026	384

Download the Data

Data for records on 1975-09-23: 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 2026-10-18. Last revised 18 October 2026 (2026-10-18).

Margin	Records
0 to 20	759
20 to 40	93
40 to 60	27
60 to 80	8
80 to 100	2