Weather Records on 10 September 1991

827 weather records were set or tied worldwide on 10 September 1991. Highest significance: Melrose, AU.

Key Facts for 10 September 1991

On 10 September 1991, 827 weather records were set or tied at long-record stations worldwide.
363 were record highs and 168 were record lows, counting maximum and minimum temperature.
By timescale, 0 were all-time records, 22 monthly and 805 daily.
Melrose set a daily record precipitation of 42.2 mm (1.7 in) on 10 September 1991.
Across 166 earlier years (1812 to 2026) the same calendar date averaged 426 records.

Record Map

827 stations

827 station records on 10 September 1991 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 10 September 1991: highest significance records shown on the map
Station	Country	Type	Value	Significance
Melrose	Australia	Record daily precipitation	42.2 mm (1.7 in)	66 of 100 (Major)
Trunkey Creek (Trunkey (Black	Australia	Record daily precipitation	54.4 mm (2.1 in)	62 of 100 (Major)
Wirrabara Forest	Australia	Record daily precipitation	59.2 mm (2.3 in)	61 of 100 (Major)
Roy	United States	Record daily precipitation	51.8 mm (2.0 in)	58 of 100 (Notable)
Adelaide (Thorndon Park)	Australia	Record daily precipitation	43.6 mm (1.7 in)	56 of 100 (Notable)
Mandurama (Gallymont (Homeleig	Australia	Record daily precipitation	54.0 mm (2.1 in)	56 of 100 (Notable)
Yenda (Henry Street)	Australia	Record daily precipitation	28.0 mm (1.1 in)	56 of 100 (Notable)
Mosquero 1 NE	United States	Record daily precipitation	74.7 mm (2.9 in)	55 of 100 (Notable)
Pasamonte	United States	Record daily precipitation	48.3 mm (1.9 in)	55 of 100 (Notable)
Pedernal 9 E	United States	Record daily precipitation	59.9 mm (2.4 in)	55 of 100 (Notable)
Hoseda Hard	Russia	Record daily precipitation	26.7 mm (1.1 in)	52 of 100 (Notable)
Cavern City AP	United States	Record daily precipitation	67.3 mm (2.6 in)	50 of 100 (Notable)
White Cliffs (Wonnaminta)	Australia	Record daily precipitation	28.0 mm (1.1 in)	49 of 100 (Notable)
Bravo	United States	Record daily precipitation	63.5 mm (2.5 in)	49 of 100 (Notable)
Imperial	United States	Record daily precipitation	47.2 mm (1.9 in)	48 of 100 (Notable)
Madrid	United States	Record daily precipitation	38.9 mm (1.5 in)	46 of 100 (Notable)
Tucumcari 4 NE	United States	Record daily precipitation	37.3 mm (1.5 in)	45 of 100 (Notable)
Wirrabara	Australia	Record daily precipitation	31.0 mm (1.2 in)	44 of 100 (Notable)
Binalong Post Office	Australia	Record daily precipitation	30.0 mm (1.2 in)	44 of 100 (Notable)
St Francis 8NW	United States	Record daily precipitation	42.7 mm (1.7 in)	44 of 100 (Notable)
Springfield 7 WSW	United States	Record daily precipitation	31.5 mm (1.2 in)	43 of 100 (Notable)
Grong Grong (Berembed)	Australia	Record daily precipitation	27.0 mm (1.1 in)	42 of 100 (Notable)
Andalsnes	Norway	Record daily precipitation	45.4 mm (1.8 in)	42 of 100 (Notable)
Yates Ctr	United States	Record high minimum temperature	25.0 C (77.0 F)	42 of 100 (Notable)
Wanganella (Bundyulumblah)	Australia	Record daily precipitation	26.0 mm (1.0 in)	41 of 100 (Notable)
Nashville 1 E	United States	Record high minimum temperature	22.8 C (73.0 F)	41 of 100 (Notable)
Murray Town (Doughboy Creek)	Australia	Record daily precipitation	29.4 mm (1.2 in)	40 of 100 (Notable)
Kauhava Lentokentta	Finland	Record daily precipitation	41.2 mm (1.6 in)	40 of 100 (Notable)
Samary	Russia	Record daily precipitation	29.2 mm (1.1 in)	40 of 100 (Notable)
Brackettville	United States	Record low minimum temperature	13.9 C (57.0 F)	40 of 100 (Notable)
Portland (Jamieson St)	Australia	Record daily precipitation	45.0 mm (1.8 in)	39 of 100 (Notable)
Matong (Main Street)	Australia	Record daily precipitation	26.7 mm (1.1 in)	39 of 100 (Notable)
Ust-Umalta	Russia	Record daily precipitation	48.9 mm (1.9 in)	39 of 100 (Notable)
Hope	United States	Record daily precipitation	50.8 mm (2.0 in)	39 of 100 (Notable)
Lake Maloya	United States	Record daily precipitation	43.4 mm (1.7 in)	39 of 100 (Notable)
Clayton Muni Air Pk	United States	Record daily precipitation	50.5 mm (2.0 in)	39 of 100 (Notable)
Dalby Post Office	Australia	Record high minimum temperature	16.0 C (60.8 F)	38 of 100 (Notable)
Simao	China	Record daily precipitation	51.2 mm (2.0 in)	38 of 100 (Notable)
Stephenson 5WSW	United States	Record daily precipitation	47.0 mm (1.9 in)	38 of 100 (Notable)
Appleton City	United States	Record high minimum temperature	22.8 C (73.0 F)	37 of 100 (Notable)
Ft Sumner	United States	Record daily precipitation	67.3 mm (2.6 in)	37 of 100 (Notable)
Victor Harbor (Rivington Grang	Australia	Record daily precipitation	38.4 mm (1.5 in)	36 of 100 (Notable)
Willow Tree (Highlands)	Australia	Record daily precipitation	80.2 mm (3.2 in)	36 of 100 (Notable)
Hunge	Sweden	Record daily precipitation	43.2 mm (1.7 in)	36 of 100 (Notable)
Mt Vernon	United States	Record high minimum temperature	22.2 C (72.0 F)	36 of 100 (Notable)
Beloit	United States	Record daily precipitation	39.1 mm (1.5 in)	36 of 100 (Notable)
Norcatur 3WSW	United States	Record daily precipitation	36.1 mm (1.4 in)	36 of 100 (Notable)
W Pt	United States	Record high minimum temperature	24.4 C (75.9 F)	36 of 100 (Notable)
Findlay Wpcc	United States	Record high minimum temperature	21.7 C (71.1 F)	36 of 100 (Notable)
Walterboro 1 SW	United States	Record high minimum temperature	27.2 C (81.0 F)	36 of 100 (Notable)
Orskog	Norway	Record daily precipitation	47.5 mm (1.9 in)	35 of 100 (Notable)
Du Quoin 4 SE	United States	Record high minimum temperature	22.8 C (73.0 F)	35 of 100 (Notable)
Scottsburg	United States	Record high minimum temperature	22.2 C (72.0 F)	35 of 100 (Notable)
Lake City	United States	Record high minimum temperature	8.9 C (48.0 F)	34 of 100 (Routine)
Chillicothe	United States	Record daily precipitation	36.8 mm (1.4 in)	34 of 100 (Routine)
Mina	United States	Record low maximum temperature	17.8 C (64.0 F)	34 of 100 (Routine)
Cameron	United States	Record daily precipitation	48.3 mm (1.9 in)	34 of 100 (Routine)
Des Moines	United States	Record daily precipitation	41.1 mm (1.6 in)	34 of 100 (Routine)
Adelaide Airport	Australia	Record daily precipitation	26.4 mm (1.0 in)	33 of 100 (Routine)
Karlsruhe	Germany	Record high maximum temperature	31.1 C (88.0 F)	33 of 100 (Routine)

Counts by Type and Timescale

827 records

Records set or tied on 10 September 1991 by type: Highest daily maximum 128, Lowest daily maximum 74, Highest daily minimum 235, Lowest daily minimum 94, Heaviest daily rainfall 296.

Records on 10 September 1991 by type
Record type	Records
Highest daily maximum	128
Lowest daily maximum	74
Highest daily minimum	235
Lowest daily minimum	94
Heaviest daily rainfall	296
Heaviest daily snowfall	0
Deepest snow cover	0

Records on 10 September 1991 by timescale: all-time 0, monthly 22, daily 805.

How Much Records Were Beaten By

648 broken records

Margins by which the 648 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 60.7. Ties are not counted.

Top 20 by Significance

10 September 1991

Top 20 records on 10 September 1991 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
10 September 1991	Melrose, AU	daily rain	42.2 mm (1.7 in)	22.9 mm (0.9 in)	106 years	66 of 100 (Major)
10 September 1991	Trunkey Creek (Trunkey (Black, AU	daily rain	54.4 mm (2.1 in)	23.7 mm (0.9 in)	84 years	62 of 100 (Major)
10 September 1991	Wirrabara Forest, AU	daily rain	59.2 mm (2.3 in)	22.6 mm (0.9 in)	106 years	61 of 100 (Major)
10 September 1991	Roy, US	daily rain	51.8 mm (2.0 in)	34.0 mm (1.3 in)	77 years	58 of 100 (Notable)
10 September 1991	Adelaide (Thorndon Park), AU	monthly rain	43.6 mm (1.7 in)	4.0 mm (0.16 in)	97 years	56 of 100 (Notable)
10 September 1991	Mandurama (Gallymont (Homeleig, AU	daily rain	54.0 mm (2.1 in)	20.7 mm (0.8 in)	84 years	56 of 100 (Notable)
10 September 1991	Yenda (Henry Street), AU	daily rain	28.0 mm (1.1 in)	20.1 mm (0.8 in)	52 years	56 of 100 (Notable)
10 September 1991	Mosquero 1 NE, US	daily rain	74.7 mm (2.9 in)	60.7 mm (2.4 in)	32 years	55 of 100 (Notable)
10 September 1991	Pasamonte, US	daily rain	48.3 mm (1.9 in)	28.2 mm (1.1 in)	77 years	55 of 100 (Notable)
10 September 1991	Pedernal 9 E, US	monthly rain	59.9 mm (2.4 in)	25.6 mm (1.0 in)	2 years	55 of 100 (Notable)
10 September 1991	Hoseda Hard, RU	daily rain	26.7 mm (1.1 in)	12.2 mm (0.5 in)	52 years	52 of 100 (Notable)
10 September 1991	Cavern City AP, US	daily rain	67.3 mm (2.6 in)	59.9 mm (2.4 in)	17 years	50 of 100 (Notable)
10 September 1991	White Cliffs (Wonnaminta), AU	daily rain	28.0 mm (1.1 in)	11.7 mm (0.5 in)	91 years	49 of 100 (Notable)
10 September 1991	Bravo, US	daily rain	63.5 mm (2.5 in)	50.0 mm (2.0 in)	41 years	49 of 100 (Notable)
10 September 1991	Imperial, US	daily rain	47.2 mm (1.9 in)	33.0 mm (1.3 in)	44 years	48 of 100 (Notable)
10 September 1991	Madrid, US	daily rain	38.9 mm (1.5 in)	23.4 mm (0.9 in)	56 years	46 of 100 (Notable)
10 September 1991	Tucumcari 4 NE, US	daily rain	37.3 mm (1.5 in)	15.5 mm (0.6 in)	73 years	45 of 100 (Notable)
10 September 1991	Wirrabara, AU	daily rain	31.0 mm (1.2 in)	7.6 mm (0.30 in)	80 years	44 of 100 (Notable)
10 September 1991	Binalong Post Office, AU	daily rain	30.0 mm (1.2 in)	11.5 mm (0.5 in)	69 years	44 of 100 (Notable)
10 September 1991	St Francis 8NW, US	daily rain	42.7 mm (1.7 in)	39.7 mm (1.6 in)	0 years	44 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

1812 to 1991

Records set or tied on this calendar date in each year from 1812 to 1991. 1991 had 827 records.

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

Records on 09-10 in each year
Year	Records
1812	1
1813	1
1814	2
1818	1
1838	2
1841	1
1846	1
1847	1
1848	1
1850	2
1854	3
1857	1
1858	1
1865	5
1868	1
1869	2
1871	1
1874	2
1875	1
1876	2
1878	1
1879	2
1880	3
1881	2
1883	3
1884	4
1885	2
1886	1
1887	1
1888	2
1889	3
1890	1
1891	3
1892	3
1893	2
1894	4
1895	3
1896	1
1897	7
1898	4
1899	10
1901	1
1902	10
1903	13
1904	5
1905	7
1906	23
1907	15
1908	15
1909	25
1910	26
1911	8
1912	62
1913	24
1914	43
1915	53
1916	15
1917	79
1918	33
1919	42
1920	132
1921	207
1922	78
1923	38
1924	335
1925	197
1926	68
1927	262
1928	109
1929	282
1930	161
1931	724
1932	258
1933	333
1934	247
1935	478
1936	336
1937	376
1938	369
1939	386
1940	410
1941	389
1942	271
1943	352
1944	470
1945	334
1946	295
1947	534
1948	432
1949	793
1950	394
1951	344
1952	476
1953	250
1954	271
1955	376
1956	834
1957	332
1958	435
1959	670
1960	376
1961	459
1962	798
1963	384
1964	710
1965	355
1966	330
1967	512
1968	846
1969	635
1970	582
1971	400
1972	477
1973	559
1974	522
1975	528
1976	1,041
1977	391
1978	883
1979	563
1980	716
1981	629
1982	687
1983	1,329
1984	824
1985	1,140
1986	960
1987	574
1988	783
1989	1,098
1990	782
1991	827
1992	745
1993	936
1994	816
1995	643
1996	1,003
1997	829
1998	1,832
1999	1,068
2000	1,088
2001	1,129
2002	1,298
2003	1,149
2004	652
2005	1,173
2006	1,110
2007	866
2008	975
2009	636
2010	1,273
2011	1,235
2012	793
2013	1,198
2014	894
2015	789
2016	1,085
2017	674
2018	1,030
2019	816
2020	2,105
2021	1,311
2022	633
2023	1,114
2024	933
2025	583
2026	832

Download the Data

Data for records on 1991-09-10: 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 10	560
10 to 20	50
20 to 30	28
30 to 40	7
40 to 50	0
50 to 60	2
60 to 70	1