Weather Records on 7 September 1991

957 weather records were set or tied worldwide on 7 September 1991. Highest significance: Yreka, US.

Key Facts for 7 September 1991

On 7 September 1991, 957 weather records were set or tied at long-record stations worldwide.
410 were record highs and 293 were record lows, counting maximum and minimum temperature.
By timescale, 2 were all-time records, 23 monthly and 932 daily.
Yreka set a monthly record daily precipitation of 54.6 mm (2.1 in) on 7 September 1991.
Across 165 earlier years (1802 to 2026) the same calendar date averaged 448 records.

Record Map

957 stations

957 station records on 7 September 1991 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 7 September 1991: highest significance records shown on the map
Station	Country	Type	Value	Significance
Yreka	United States	Record daily precipitation	54.6 mm (2.1 in)	78 of 100 (Major)
Loeriesfontein (Pol)	South Africa	Record daily precipitation	25.0 mm (1.0 in)	60 of 100 (Major)
Redwood Falls Muni AP	United States	Record daily precipitation	79.5 mm (3.1 in)	58 of 100 (Notable)
Lokenburg	South Africa	Record daily precipitation	30.0 mm (1.2 in)	54 of 100 (Notable)
St Cloud Rgnl AP	United States	Record daily precipitation	56.6 mm (2.2 in)	54 of 100 (Notable)
Heyuan	China	Record daily precipitation	154.4 mm (6.1 in)	51 of 100 (Notable)
Cambridge	United States	Record daily precipitation	71.6 mm (2.8 in)	51 of 100 (Notable)
Estancia	Brazil	Record daily precipitation	56.8 mm (2.2 in)	50 of 100 (Notable)
Atenguillo	Mexico	Record daily precipitation	64.3 mm (2.5 in)	50 of 100 (Notable)
Hayward Rs	United States	Record daily precipitation	75.7 mm (3.0 in)	50 of 100 (Notable)
Salt Lake City Intl AP	United States	Record daily precipitation	32.8 mm (1.3 in)	48 of 100 (Notable)
Shaoguan	China	Record daily precipitation	77.5 mm (3.1 in)	46 of 100 (Notable)
Xiamen	China	Record daily precipitation	89.4 mm (3.5 in)	46 of 100 (Notable)
Nieuwoudville (Pol)	South Africa	Record daily precipitation	32.0 mm (1.3 in)	46 of 100 (Notable)
Conchas Dam	United States	Record daily precipitation	41.7 mm (1.6 in)	46 of 100 (Notable)
Whiteface Rsvr	United States	Record daily precipitation	56.6 mm (2.2 in)	45 of 100 (Notable)
Mombetsu	Japan	Record daily precipitation	63.0 mm (2.5 in)	44 of 100 (Notable)
Utah Lake Lehi	United States	Record daily precipitation	27.9 mm (1.1 in)	44 of 100 (Notable)
Stockholm	Sweden	Record low minimum temperature	2.2 C (36.0 F)	43 of 100 (Notable)
Ft Sumner	United States	Record daily precipitation	74.2 mm (2.9 in)	43 of 100 (Notable)
Beach	United States	Record daily precipitation	34.8 mm (1.4 in)	43 of 100 (Notable)
Veyo Powerhouse	United States	Record daily precipitation	61.0 mm (2.4 in)	43 of 100 (Notable)
Milan 1NW	United States	Record daily precipitation	39.4 mm (1.6 in)	42 of 100 (Notable)
Ferron	United States	Record daily precipitation	28.4 mm (1.1 in)	42 of 100 (Notable)
Winnemucca AP	United States	Record high minimum temperature	16.1 C (61.0 F)	42 of 100 (Notable)
Oelrichs	United States	Record high minimum temperature	18.9 C (66.0 F)	41 of 100 (Notable)
Pleasant Grove	United States	Record daily precipitation	34.5 mm (1.4 in)	41 of 100 (Notable)
Prentice #2	United States	Record daily precipitation	42.9 mm (1.7 in)	41 of 100 (Notable)
Winter	United States	Record daily precipitation	61.5 mm (2.4 in)	41 of 100 (Notable)
Santa Gertrudis	Mexico	Record daily precipitation	96.8 mm (3.8 in)	40 of 100 (Notable)
Atil	Mexico	Record low minimum temperature	8.9 C (48.0 F)	40 of 100 (Notable)
Oakley	United States	Record high minimum temperature	16.7 C (62.1 F)	40 of 100 (Notable)
N Loup	United States	Record high minimum temperature	21.1 C (70.0 F)	40 of 100 (Notable)
Forestburg 4 NNE	United States	Record high minimum temperature	21.7 C (71.1 F)	40 of 100 (Notable)
Cottonwood Weir	United States	Record daily precipitation	46.2 mm (1.8 in)	40 of 100 (Notable)
Superior	United States	Record daily precipitation	61.0 mm (2.4 in)	40 of 100 (Notable)
Duluth	United States	Record daily precipitation	90.7 mm (3.6 in)	40 of 100 (Notable)
Jamay	Mexico	Record daily precipitation	51.8 mm (2.0 in)	39 of 100 (Notable)
Arhangelsk	Russia	Record low maximum temperature	6.6 C (43.9 F)	39 of 100 (Notable)
The Towers	South Africa	Record daily precipitation	27.0 mm (1.1 in)	39 of 100 (Notable)
Independence	United States	Record low maximum temperature	23.9 C (75.0 F)	39 of 100 (Notable)
Lodgepole	United States	Record high minimum temperature	16.7 C (62.1 F)	39 of 100 (Notable)
Paragonah	United States	Record daily precipitation	31.8 mm (1.3 in)	39 of 100 (Notable)
Saint Paul Is AP	United States	Record daily precipitation	30.7 mm (1.2 in)	39 of 100 (Notable)
Fairmont	United States	Record high minimum temperature	21.1 C (70.0 F)	38 of 100 (Notable)
Lemmon	United States	Record high minimum temperature	20.6 C (69.1 F)	38 of 100 (Notable)
Incy	Russia	Record daily precipitation	31.9 mm (1.3 in)	37 of 100 (Notable)
Ely AP	United States	Record low maximum temperature	13.3 C (55.9 F)	37 of 100 (Notable)
Gogland	Russia	Record low maximum temperature	10.2 C (50.4 F)	36 of 100 (Notable)
Vondelingsfontein	South Africa	Record daily precipitation	25.0 mm (1.0 in)	36 of 100 (Notable)
Seligman	United States	Record low maximum temperature	20.0 C (68.0 F)	36 of 100 (Notable)
Alton	United States	Record daily precipitation	30.0 mm (1.2 in)	36 of 100 (Notable)
City Creek Wtp	United States	Record daily precipitation	41.9 mm (1.6 in)	36 of 100 (Notable)
Saxon 1WSW	United States	Record daily precipitation	48.8 mm (1.9 in)	36 of 100 (Notable)
Concordia (Cfe)	Mexico	Record daily precipitation	97.8 mm (3.9 in)	35 of 100 (Notable)
Little Falls 2NNE	United States	Record daily precipitation	44.5 mm (1.8 in)	35 of 100 (Notable)
San Juan L M Marin Intl AP	Puerto Rico [United States]	Record daily precipitation	54.1 mm (2.1 in)	34 of 100 (Routine)
Villiersdorp	South Africa	Record daily precipitation	36.5 mm (1.4 in)	34 of 100 (Routine)
Newport Beach Harbor	United States	Record low maximum temperature	18.3 C (64.9 F)	33 of 100 (Routine)
Natchez	United States	Record daily precipitation	47.0 mm (1.9 in)	33 of 100 (Routine)

Counts by Type and Timescale

957 records

Records set or tied on 7 September 1991 by type: Highest daily maximum 106, Lowest daily maximum 187, Highest daily minimum 304, Lowest daily minimum 106, Heaviest daily rainfall 253, Deepest snow cover 1.

Records on 7 September 1991 by type
Record type	Records
Highest daily maximum	106
Lowest daily maximum	187
Highest daily minimum	304
Lowest daily minimum	106
Heaviest daily rainfall	253
Heaviest daily snowfall	0
Deepest snow cover	1

Records on 7 September 1991 by timescale: all-time 2, monthly 23, daily 932.

How Much Records Were Beaten By

749 broken records

Margins by which the 749 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 105.4. Ties are not counted.

Top 20 by Significance

7 September 1991

Top 20 records on 7 September 1991 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
7 September 1991	Yreka, US	monthly rain	54.6 mm (2.1 in)	22.1 mm (0.9 in)	72 years	78 of 100 (Major)
7 September 1991	Loeriesfontein (Pol), ZA	daily rain	25.0 mm (1.0 in)	19.7 mm (0.8 in)	50 years	60 of 100 (Major)
7 September 1991	Redwood Falls Muni AP, US	daily rain	79.5 mm (3.1 in)	52.8 mm (2.1 in)	26 years	58 of 100 (Notable)
7 September 1991	Lokenburg, ZA	daily rain	30.0 mm (1.2 in)	23.1 mm (0.9 in)	50 years	54 of 100 (Notable)
7 September 1991	St Cloud Rgnl AP, US	daily rain	56.6 mm (2.2 in)	43.6 mm (1.7 in)	30 years	54 of 100 (Notable)
7 September 1991	Heyuan, CN	daily rain	154.4 mm (6.1 in)	105.4 mm (4.1 in)	25 years	51 of 100 (Notable)
7 September 1991	Cambridge, US	daily rain	71.6 mm (2.8 in)	34.0 mm (1.3 in)	54 years	51 of 100 (Notable)
7 September 1991	Estancia, BR	daily rain	56.8 mm (2.2 in)	38.9 mm (1.5 in)	45 years	50 of 100 (Notable)
7 September 1991	Atenguillo, MX	daily rain	64.3 mm (2.5 in)	42.5 mm (1.7 in)	32 years	50 of 100 (Notable)
7 September 1991	Hayward Rs, US	daily rain	75.7 mm (3.0 in)	34.6 mm (1.4 in)	42 years	50 of 100 (Notable)
7 September 1991	Salt Lake City Intl AP, US	daily rain	32.8 mm (1.3 in)	29.8 mm (1.2 in)	25 years	48 of 100 (Notable)
7 September 1991	Shaoguan, CN	daily rain	77.5 mm (3.1 in)	58.6 mm (2.3 in)	9 years	46 of 100 (Notable)
7 September 1991	Xiamen, CN	daily rain	89.4 mm (3.5 in)	71.1 mm (2.8 in)	36 years	46 of 100 (Notable)
7 September 1991	Nieuwoudville (Pol), ZA	daily rain	32.0 mm (1.3 in)	22.5 mm (0.9 in)	36 years	46 of 100 (Notable)
7 September 1991	Conchas Dam, US	daily rain	41.7 mm (1.6 in)	28.7 mm (1.1 in)	53 years	46 of 100 (Notable)
7 September 1991	Whiteface Rsvr, US	daily rain	56.6 mm (2.2 in)	27.1 mm (1.1 in)	26 years	45 of 100 (Notable)
7 September 1991	Mombetsu, JP	daily rain	63.0 mm (2.5 in)	33.4 mm (1.3 in)	33 years	44 of 100 (Notable)
7 September 1991	Utah Lake Lehi, US	daily rain	27.9 mm (1.1 in)	16.5 mm (0.6 in)	20 years	44 of 100 (Notable)
7 September 1991	Stockholm, SE	daily low min	2.2 C (36.0 F)	1.8 C (3.2 F)	93 years	43 of 100 (Notable)
7 September 1991	Ft Sumner, US	daily rain	74.2 mm (2.9 in)	46.3 mm (1.8 in)	4 years	43 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 957 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 1991-09-07: 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).

Margin	Records
0 to 20	711
20 to 40	28
40 to 60	6
60 to 80	3
80 to 100	0
100 to 120	1