Weather Records on 8 September 1991

806 weather records were set or tied worldwide on 8 September 1991. Highest significance: Campbell, US.

Key Facts for 8 September 1991

On 8 September 1991, 806 weather records were set or tied at long-record stations worldwide.
354 were record highs and 164 were record lows, counting maximum and minimum temperature.
By timescale, 3 were all-time records, 28 monthly and 775 daily.
Campbell set an all-time record daily precipitation of 137.9 mm (5.4 in) on 8 September 1991.
Across 170 earlier years (1802 to 2026) the same calendar date averaged 440 records.

Record Map

806 stations

806 station records on 8 September 1991 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 8 September 1991: highest significance records shown on the map
Station	Country	Type	Value	Significance
Campbell	United States	Record daily precipitation	137.9 mm (5.4 in)	91 of 100 (Exceptional)
Wahpeton 3 N	United States	Record daily precipitation	67.1 mm (2.6 in)	69 of 100 (Major)
Tower 2S	United States	Record daily precipitation	94.2 mm (3.7 in)	66 of 100 (Major)
Collegeville St John's	United States	Record daily precipitation	78.7 mm (3.1 in)	64 of 100 (Major)
Lisbon	United States	Record daily precipitation	75.4 mm (3.0 in)	63 of 100 (Major)
Willmar Wwtp	United States	Record daily precipitation	108.0 mm (4.3 in)	61 of 100 (Major)
Medina	United States	Record daily precipitation	62.7 mm (2.5 in)	61 of 100 (Major)
Two Harbors	United States	Record daily precipitation	63.2 mm (2.5 in)	60 of 100 (Major)
Glenwood 2WNW	United States	Record daily precipitation	83.8 mm (3.3 in)	58 of 100 (Notable)
Hutchinson 1 N	United States	Record daily precipitation	94.0 mm (3.7 in)	58 of 100 (Notable)
Santaquin Chlorinator	United States	Record daily precipitation	49.3 mm (1.9 in)	58 of 100 (Notable)
Superior	United States	Record daily precipitation	66.3 mm (2.6 in)	58 of 100 (Notable)
Elk Rvr	United States	Record daily precipitation	128.0 mm (5.0 in)	57 of 100 (Notable)
New London	United States	Record daily precipitation	135.4 mm (5.3 in)	57 of 100 (Notable)
Moffit 3 SE	United States	Record daily precipitation	68.3 mm (2.7 in)	55 of 100 (Notable)
Steele 4N	United States	Record daily precipitation	56.9 mm (2.2 in)	53 of 100 (Notable)
Ogden Pioneer Ph	United States	Record daily precipitation	81.0 mm (3.2 in)	53 of 100 (Notable)
Baudette	United States	Record daily precipitation	58.4 mm (2.3 in)	51 of 100 (Notable)
Cokato	United States	Record daily precipitation	87.1 mm (3.4 in)	51 of 100 (Notable)
Litchfield	United States	Record daily precipitation	86.9 mm (3.4 in)	51 of 100 (Notable)
Young America 1SW	United States	Record daily precipitation	140.7 mm (5.5 in)	51 of 100 (Notable)
Nacozari (Smn)	Mexico	Record daily precipitation	65.8 mm (2.6 in)	50 of 100 (Notable)
Badiraguato (Dge)	Mexico	Record daily precipitation	115.8 mm (4.6 in)	49 of 100 (Notable)
Winsted	United States	Record daily precipitation	92.5 mm (3.6 in)	49 of 100 (Notable)
Gackle	United States	Record daily precipitation	60.5 mm (2.4 in)	49 of 100 (Notable)
Juchitlan	Mexico	Record daily precipitation	61.0 mm (2.4 in)	48 of 100 (Notable)
Amery	United States	Record daily precipitation	103.6 mm (4.1 in)	48 of 100 (Notable)
Moose	United States	Record daily precipitation	30.5 mm (1.2 in)	47 of 100 (Notable)
Key West NAS	United States	Record daily precipitation	125.5 mm (4.9 in)	47 of 100 (Notable)
Timpanogos Cave	United States	Record daily precipitation	42.4 mm (1.7 in)	46 of 100 (Notable)
Ostrov Sosnovez	Russia	Record daily precipitation	26.9 mm (1.1 in)	45 of 100 (Notable)
Buffalo 2NE	United States	Record daily precipitation	73.7 mm (2.9 in)	45 of 100 (Notable)
Redstone	United States	Record daily precipitation	39.4 mm (1.6 in)	45 of 100 (Notable)
Mito	Japan	Record daily precipitation	105.9 mm (4.2 in)	44 of 100 (Notable)
Yokohama	Japan	Record daily precipitation	150.1 mm (5.9 in)	44 of 100 (Notable)
Tecumseh 1S	United States	Record daily precipitation	65.0 mm (2.6 in)	44 of 100 (Notable)
Deer Creek Dam	United States	Record daily precipitation	33.8 mm (1.3 in)	44 of 100 (Notable)
Baldwin	United States	Record daily precipitation	92.7 mm (3.6 in)	44 of 100 (Notable)
Nenjiang	China	Record daily precipitation	45.3 mm (1.8 in)	43 of 100 (Notable)
Abbeville	United States	Record daily precipitation	63.5 mm (2.5 in)	43 of 100 (Notable)
Melrose	United States	Record daily precipitation	58.4 mm (2.3 in)	43 of 100 (Notable)
Pettibone	United States	Record daily precipitation	50.8 mm (2.0 in)	43 of 100 (Notable)
Gaylord	United States	Record daily precipitation	64.5 mm (2.5 in)	42 of 100 (Notable)
Farmington 3 NW	United States	Record daily precipitation	41.4 mm (1.6 in)	42 of 100 (Notable)
Edith Creek	Australia	Record daily precipitation	33.0 mm (1.3 in)	41 of 100 (Notable)
Krasnaja Poljana	Russia	Record daily precipitation	120.0 mm (4.7 in)	41 of 100 (Notable)
Mc Leod 3 E	United States	Record daily precipitation	44.2 mm (1.7 in)	41 of 100 (Notable)
Ipswich	United States	Record high minimum temperature	19.4 C (66.9 F)	41 of 100 (Notable)
Grantsburg	United States	Record daily precipitation	44.7 mm (1.8 in)	41 of 100 (Notable)
Park Rapids Muni AP	United States	Record daily precipitation	41.4 mm (1.6 in)	41 of 100 (Notable)
Roseau	United States	Record daily precipitation	45.7 mm (1.8 in)	40 of 100 (Notable)
Chaska	United States	Record daily precipitation	66.8 mm (2.6 in)	39 of 100 (Notable)
Luverne	United States	Record high minimum temperature	20.6 C (69.1 F)	39 of 100 (Notable)
Kon-Kolodez	Russia	Record low maximum temperature	9.7 C (49.5 F)	38 of 100 (Notable)
Kiev	Ukraine	Record low minimum temperature	3.3 C (37.9 F)	38 of 100 (Notable)
Litchville 2NW	United States	Record daily precipitation	46.7 mm (1.8 in)	38 of 100 (Notable)
Washburn	United States	Record high minimum temperature	20.6 C (69.1 F)	38 of 100 (Notable)
Marietta 5SW	United States	Record daily precipitation	87.6 mm (3.4 in)	38 of 100 (Notable)
Huites	Mexico	Record daily precipitation	55.9 mm (2.2 in)	37 of 100 (Notable)
Sidney	United States	Record daily precipitation	74.2 mm (2.9 in)	37 of 100 (Notable)

Counts by Type and Timescale

806 records

Records set or tied on 8 September 1991 by type: Highest daily maximum 83, Lowest daily maximum 97, Highest daily minimum 271, Lowest daily minimum 67, Heaviest daily rainfall 288.

Records on 8 September 1991 by type
Record type	Records
Highest daily maximum	83
Lowest daily maximum	97
Highest daily minimum	271
Lowest daily minimum	67
Heaviest daily rainfall	288
Heaviest daily snowfall	0
Deepest snow cover	0

Records on 8 September 1991 by timescale: all-time 3, monthly 28, daily 775.

How Much Records Were Beaten By

610 broken records

Margins by which the 610 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 91.6. Ties are not counted.

Top 20 by Significance

8 September 1991

Top 20 records on 8 September 1991 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
8 September 1991	Campbell, US	all-time rain	137.9 mm (5.4 in)	47.5 mm (1.9 in)	75 years	91 of 100 (Exceptional)
8 September 1991	Wahpeton 3 N, US	daily rain	67.1 mm (2.6 in)	49.6 mm (2.0 in)	69 years	69 of 100 (Major)
8 September 1991	Tower 2S, US	daily rain	94.2 mm (3.7 in)	64.0 mm (2.5 in)	57 years	66 of 100 (Major)
8 September 1991	Collegeville St John's, US	daily rain	78.7 mm (3.1 in)	46.2 mm (1.8 in)	52 years	64 of 100 (Major)
8 September 1991	Lisbon, US	daily rain	75.4 mm (3.0 in)	45.9 mm (1.8 in)	52 years	63 of 100 (Major)
8 September 1991	Willmar Wwtp, US	daily rain	108.0 mm (4.3 in)	52.4 mm (2.1 in)	49 years	61 of 100 (Major)
8 September 1991	Medina, US	daily rain	62.7 mm (2.5 in)	45.4 mm (1.8 in)	45 years	61 of 100 (Major)
8 September 1991	Two Harbors, US	daily rain	63.2 mm (2.5 in)	39.1 mm (1.5 in)	64 years	60 of 100 (Major)
8 September 1991	Glenwood 2WNW, US	monthly rain	83.8 mm (3.3 in)	12.7 mm (0.5 in)	93 years	58 of 100 (Notable)
8 September 1991	Hutchinson 1 N, US	monthly rain	94.0 mm (3.7 in)	11.4 mm (0.4 in)	95 years	58 of 100 (Notable)
8 September 1991	Santaquin Chlorinator, US	daily rain	49.3 mm (1.9 in)	33.0 mm (1.3 in)	36 years	58 of 100 (Notable)
8 September 1991	Superior, US	daily rain	66.3 mm (2.6 in)	37.1 mm (1.5 in)	64 years	58 of 100 (Notable)
8 September 1991	Elk Rvr, US	monthly rain	128.0 mm (5.0 in)	53.1 mm (2.1 in)	8 years	57 of 100 (Notable)
8 September 1991	New London, US	monthly rain	135.4 mm (5.3 in)	36.8 mm (1.4 in)	33 years	57 of 100 (Notable)
8 September 1991	Moffit 3 SE, US	daily rain	68.3 mm (2.7 in)	35.8 mm (1.4 in)	45 years	55 of 100 (Notable)
8 September 1991	Steele 4N, US	daily rain	56.9 mm (2.2 in)	34.8 mm (1.4 in)	22 years	53 of 100 (Notable)
8 September 1991	Ogden Pioneer Ph, US	all-time rain	81.0 mm (3.2 in)	10.9 mm (0.4 in)	40 years	53 of 100 (Notable)
8 September 1991	Baudette, US	monthly rain	58.4 mm (2.3 in)	7.6 mm (0.30 in)	81 years	51 of 100 (Notable)
8 September 1991	Cokato, US	daily rain	87.1 mm (3.4 in)	46.0 mm (1.8 in)	26 years	51 of 100 (Notable)
8 September 1991	Litchfield, US	monthly rain	86.9 mm (3.4 in)	21.1 mm (0.8 in)	49 years	51 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 1991

Records set or tied on this calendar date in each year from 1802 to 1991. 1991 had 806 records.

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

Records on 09-08 in each year
Year	Records
1802	1
1806	1
1813	1
1814	2
1815	2
1833	1
1837	1
1845	2
1847	2
1848	1
1850	2
1851	1
1854	1
1855	3
1857	1
1860	3
1864	1
1865	2
1866	1
1867	1
1868	1
1869	1
1870	1
1871	2
1872	2
1873	1
1877	1
1878	2
1879	4
1881	3
1883	2
1885	2
1886	1
1887	1
1888	1
1890	2
1891	1
1893	3
1894	9
1895	6
1896	2
1897	3
1898	5
1899	3
1900	4
1901	6
1902	3
1903	13
1904	4
1905	10
1906	14
1907	7
1908	4
1909	7
1910	9
1911	20
1912	62
1913	19
1914	37
1915	32
1916	25
1917	166
1918	31
1919	240
1920	59
1921	299
1922	206
1923	116
1924	138
1925	232
1926	141
1927	177
1928	93
1929	397
1930	156
1931	480
1932	465
1933	728
1934	407
1935	353
1936	535
1937	222
1938	397
1939	547
1940	297
1941	477
1942	375
1943	488
1944	769
1945	423
1946	325
1947	586
1948	340
1949	765
1950	570
1951	389
1952	382
1953	324
1954	309
1955	481
1956	717
1957	427
1958	480
1959	667
1960	678
1961	351
1962	682
1963	378
1964	294
1965	472
1966	351
1967	380
1968	308
1969	556
1970	582
1971	704
1972	523
1973	873
1974	626
1975	564
1976	639
1977	726
1978	1,165
1979	813
1980	739
1981	854
1982	605
1983	1,154
1984	1,123
1985	1,492
1986	1,203
1987	880
1988	856
1989	648
1990	747
1991	806
1992	869
1993	783
1994	704
1995	1,324
1996	609
1997	892
1998	1,331
1999	1,196
2000	981
2001	1,643
2002	1,238
2003	819
2004	1,576
2005	1,015
2006	850
2007	1,112
2008	878
2009	832
2010	1,143
2011	1,554
2012	813
2013	831
2014	515
2015	728
2016	951
2017	978
2018	724
2019	903
2020	1,952
2021	1,080
2022	1,567
2023	1,242
2024	1,336
2025	707
2026	699

Download the Data

Data for records on 1991-09-08: 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	545
20 to 40	43
40 to 60	17
60 to 80	3
80 to 100	2