Weather Records on 22 September 1991

758 weather records were set or tied worldwide on 22 September 1991. Highest significance: Lugano, CH.

Key Facts for 22 September 1991

On 22 September 1991, 758 weather records were set or tied at long-record stations worldwide.
110 were record highs and 291 were record lows, counting maximum and minimum temperature.
By timescale, 1 were all-time records, 29 monthly and 728 daily.
Lugano set a daily record precipitation of 135.5 mm (5.3 in) on 22 September 1991.
Across 166 earlier years (1793 to 2026) the same calendar date averaged 426 records.

Record Map

758 stations

758 station records on 22 September 1991 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 22 September 1991: highest significance records shown on the map
Station	Country	Type	Value	Significance
Lugano	Switzerland	Record daily precipitation	135.5 mm (5.3 in)	67 of 100 (Major)
Novorossijsk	Russia	Record daily precipitation	50.5 mm (2.0 in)	65 of 100 (Major)
Sao Pedro Do Suacui	Brazil	Record daily precipitation	88.0 mm (3.5 in)	63 of 100 (Major)
Machilipatnam	India	Record daily precipitation	117.6 mm (4.6 in)	62 of 100 (Major)
Waialae-Kahala 715	United States	Record daily precipitation	77.5 mm (3.1 in)	59 of 100 (Notable)
Tunnsjo	Norway	Record daily precipitation	32.7 mm (1.3 in)	58 of 100 (Notable)
Mainhardt-Ziegelbronn	Germany	Record daily precipitation	54.4 mm (2.1 in)	57 of 100 (Notable)
Ohringen	Germany	Record daily precipitation	61.1 mm (2.4 in)	56 of 100 (Notable)
Mohrendorf-Kleinseebach	Germany	Record daily precipitation	64.5 mm (2.5 in)	56 of 100 (Notable)
Loma Fina	Mexico	Record daily precipitation	121.9 mm (4.8 in)	56 of 100 (Notable)
Sao Goncalo	Brazil	Record daily precipitation	43.2 mm (1.7 in)	54 of 100 (Notable)
Weismain	Germany	Record daily precipitation	44.5 mm (1.8 in)	53 of 100 (Notable)
Bamberg	Germany	Record daily precipitation	29.7 mm (1.2 in)	52 of 100 (Notable)
Neustadt/Aisch	Germany	Record daily precipitation	58.1 mm (2.3 in)	52 of 100 (Notable)
Dal	Sweden	Record daily precipitation	41.0 mm (1.6 in)	52 of 100 (Notable)
Hilo Intl AP 87	United States	Record daily precipitation	75.9 mm (3.0 in)	50 of 100 (Notable)
Guarapari (Dnos)	Brazil	Record daily precipitation	65.0 mm (2.6 in)	49 of 100 (Notable)
Puente Jula	Mexico	Record daily precipitation	149.6 mm (5.9 in)	49 of 100 (Notable)
Avasjo-Borgafjall_D	Sweden	Record daily precipitation	34.2 mm (1.3 in)	47 of 100 (Notable)
Jequitinhonha (Pcd)	Brazil	Record daily precipitation	27.3 mm (1.1 in)	45 of 100 (Notable)
Itamaraju	Brazil	Record daily precipitation	91.1 mm (3.6 in)	45 of 100 (Notable)
Neustadt Am Kulm-Filchendorf	Germany	Record daily precipitation	39.8 mm (1.6 in)	45 of 100 (Notable)
Catemaco (Cfe)	Mexico	Record daily precipitation	216.4 mm (8.5 in)	45 of 100 (Notable)
Obersulm-Willsbach	Germany	Record daily precipitation	56.3 mm (2.2 in)	44 of 100 (Notable)
Wolfach	Germany	Record daily precipitation	47.4 mm (1.9 in)	44 of 100 (Notable)
Kronach	Germany	Record daily precipitation	32.5 mm (1.3 in)	43 of 100 (Notable)
Matagorda #2	United States	Record daily precipitation	98.6 mm (3.9 in)	43 of 100 (Notable)
Heinersreuth-Vollhof	Germany	Record daily precipitation	30.4 mm (1.2 in)	41 of 100 (Notable)
El Tejar	Mexico	Record daily precipitation	142.0 mm (5.6 in)	41 of 100 (Notable)
Blaikliden	Sweden	Record daily precipitation	28.3 mm (1.1 in)	41 of 100 (Notable)
Trangmon	Sweden	Record daily precipitation	29.3 mm (1.2 in)	40 of 100 (Notable)
Capitanea (Varzea da Larga)	Brazil	Record daily precipitation	43.0 mm (1.7 in)	39 of 100 (Notable)
Schwabisch Hall-Bibersfeld	Germany	Record daily precipitation	38.1 mm (1.5 in)	39 of 100 (Notable)
Uniontown 1 NE	United States	Record low minimum temperature	0.6 C (33.1 F)	39 of 100 (Notable)
Manga	Brazil	Record daily precipitation	37.0 mm (1.5 in)	38 of 100 (Notable)
Ternej	Russia	Record daily precipitation	52.6 mm (2.1 in)	38 of 100 (Notable)
Roxboro 7 ESE	United States	Record low minimum temperature	3.3 C (37.9 F)	37 of 100 (Notable)
Port Isabel	United States	Record low maximum temperature	24.4 C (75.9 F)	37 of 100 (Notable)
Pembina	United States	Record daily precipitation	36.8 mm (1.4 in)	37 of 100 (Notable)
Heilbronn	Germany	Record daily precipitation	41.4 mm (1.6 in)	36 of 100 (Notable)
Dullstroom (Sar)	South Africa	Record daily precipitation	35.0 mm (1.4 in)	36 of 100 (Notable)
Ft Scott	United States	Record low maximum temperature	17.2 C (63.0 F)	36 of 100 (Notable)
Du Quoin 4 SE	United States	Record low maximum temperature	17.8 C (64.0 F)	35 of 100 (Notable)
Kokpekty	Kazakhstan	Record high minimum temperature	12.0 C (53.6 F)	34 of 100 (Routine)
Tihosuco	Mexico	Record low minimum temperature	16.7 C (62.1 F)	34 of 100 (Routine)
Hillsdale	United States	Record low minimum temperature	-1.7 C (28.9 F)	34 of 100 (Routine)
Lebanon 2W	United States	Record low maximum temperature	15.0 C (59.0 F)	34 of 100 (Routine)
Honohina 137	United States	Record daily precipitation	88.1 mm (3.5 in)	34 of 100 (Routine)
Baden-Baden-Geroldsau	Germany	Record daily precipitation	58.5 mm (2.3 in)	33 of 100 (Routine)
Santa Maria Ixcatlan	Mexico	Record daily precipitation	54.6 mm (2.1 in)	33 of 100 (Routine)
Arcadia	United States	Record low maximum temperature	14.4 C (57.9 F)	33 of 100 (Routine)
St Charles Elm Pt	United States	Record low minimum temperature	2.2 C (36.0 F)	33 of 100 (Routine)
Neshaminy Falls	United States	Record low minimum temperature	0.6 C (33.1 F)	33 of 100 (Routine)
Weston	United States	Record low minimum temperature	-1.1 C (30.0 F)	33 of 100 (Routine)
Schweinfurt-Gartenstadt	Germany	Record daily precipitation	25.4 mm (1.0 in)	32 of 100 (Routine)
Gelendzik	Russia	Record daily precipitation	34.2 mm (1.3 in)	32 of 100 (Routine)
Colwana (Bos)	South Africa	Record daily precipitation	55.0 mm (2.2 in)	32 of 100 (Routine)
Korsselbranna	Sweden	Record daily precipitation	25.1 mm (1.0 in)	32 of 100 (Routine)
Orleans	United States	Record high minimum temperature	16.1 C (61.0 F)	32 of 100 (Routine)
Statesville 2 NNE	United States	Record low minimum temperature	1.7 C (35.1 F)	32 of 100 (Routine)

Counts by Type and Timescale

758 records

Records set or tied on 22 September 1991 by type: Highest daily maximum 56, Lowest daily maximum 99, Highest daily minimum 54, Lowest daily minimum 192, Heaviest daily rainfall 357.

Records on 22 September 1991 by type
Record type	Records
Highest daily maximum	56
Lowest daily maximum	99
Highest daily minimum	54
Lowest daily minimum	192
Heaviest daily rainfall	357
Heaviest daily snowfall	0
Deepest snow cover	0

Records on 22 September 1991 by timescale: all-time 1, monthly 29, daily 728.

How Much Records Were Beaten By

598 broken records

Margins by which the 598 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 104.6. Ties are not counted.

Top 20 by Significance

22 September 1991

Top 20 records on 22 September 1991 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
22 September 1991	Lugano, CH	daily rain	135.5 mm (5.3 in)	78.3 mm (3.1 in)	64 years	67 of 100 (Major)
22 September 1991	Novorossijsk, RU	daily rain	50.5 mm (2.0 in)	32.0 mm (1.3 in)	81 years	65 of 100 (Major)
22 September 1991	Sao Pedro Do Suacui, BR	monthly rain	88.0 mm (3.5 in)	38.8 mm (1.5 in)	29 years	63 of 100 (Major)
22 September 1991	Machilipatnam, IN	daily rain	117.6 mm (4.6 in)	60.4 mm (2.4 in)	68 years	62 of 100 (Major)
22 September 1991	Waialae-Kahala 715, US	monthly rain	77.5 mm (3.1 in)	27.0 mm (1.1 in)	23 years	59 of 100 (Notable)
22 September 1991	Tunnsjo, NO	daily rain	32.7 mm (1.3 in)	15.6 mm (0.6 in)	60 years	58 of 100 (Notable)
22 September 1991	Mainhardt-Ziegelbronn, DE	monthly rain	54.4 mm (2.1 in)	23.0 mm (0.9 in)	15 years	57 of 100 (Notable)
22 September 1991	Ohringen, DE	monthly rain	61.1 mm (2.4 in)	8.9 mm (0.35 in)	79 years	56 of 100 (Notable)
22 September 1991	Mohrendorf-Kleinseebach, DE	monthly rain	64.5 mm (2.5 in)	25.5 mm (1.0 in)	0 years	56 of 100 (Notable)
22 September 1991	Loma Fina, MX	daily rain	121.9 mm (4.8 in)	90.1 mm (3.5 in)	40 years	56 of 100 (Notable)
22 September 1991	Sao Goncalo, BR	daily rain	43.2 mm (1.7 in)	36.1 mm (1.4 in)	37 years	54 of 100 (Notable)
22 September 1991	Weismain, DE	daily rain	44.5 mm (1.8 in)	24.3 mm (1.0 in)	33 years	53 of 100 (Notable)
22 September 1991	Bamberg, DE	daily rain	29.7 mm (1.2 in)	8.1 mm (0.32 in)	84 years	52 of 100 (Notable)
22 September 1991	Neustadt/Aisch, DE	monthly rain	58.1 mm (2.3 in)	19.4 mm (0.8 in)	0 years	52 of 100 (Notable)
22 September 1991	Dal, SE	daily rain	41.0 mm (1.6 in)	27.6 mm (1.1 in)	26 years	52 of 100 (Notable)
22 September 1991	Hilo Intl AP 87, US	daily rain	75.9 mm (3.0 in)	60.7 mm (2.4 in)	21 years	50 of 100 (Notable)
22 September 1991	Guarapari (Dnos), BR	daily rain	65.0 mm (2.6 in)	49.8 mm (2.0 in)	16 years	49 of 100 (Notable)
22 September 1991	Puente Jula, MX	daily rain	149.6 mm (5.9 in)	104.6 mm (4.1 in)	18 years	49 of 100 (Notable)
22 September 1991	Avasjo-Borgafjall_D, SE	daily rain	34.2 mm (1.3 in)	20.9 mm (0.8 in)	16 years	47 of 100 (Notable)
22 September 1991	Jequitinhonha (Pcd), BR	daily rain	27.3 mm (1.1 in)	22.1 mm (0.9 in)	40 years	45 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 1991

Records set or tied on this calendar date in each year from 1793 to 1991. 1991 had 758 records.

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

Records on 09-22 in each year
Year	Records
1793	1
1796	1
1824	1
1825	1
1827	1
1830	1
1835	1
1838	1
1840	1
1842	2
1845	1
1846	1
1848	1
1851	3
1855	1
1856	1
1858	1
1863	1
1865	1
1868	1
1872	1
1874	1
1875	1
1877	4
1878	1
1881	2
1882	3
1885	1
1886	1
1888	1
1889	2
1890	2
1892	3
1893	1
1894	1
1895	7
1896	2
1897	3
1898	8
1899	12
1900	3
1901	3
1902	7
1903	4
1904	34
1905	5
1906	16
1907	12
1908	10
1909	6
1910	18
1911	17
1912	17
1913	43
1914	48
1915	23
1916	236
1917	128
1918	25
1919	64
1920	35
1921	44
1922	27
1923	118
1924	132
1925	265
1926	214
1927	160
1928	119
1929	166
1930	231
1931	732
1932	189
1933	230
1934	348
1935	231
1936	448
1937	507
1938	394
1939	266
1940	621
1941	424
1942	323
1943	266
1944	299
1945	739
1946	288
1947	583
1948	345
1949	385
1950	394
1951	419
1952	383
1953	253
1954	359
1955	584
1956	490
1957	580
1958	633
1959	416
1960	360
1961	555
1962	732
1963	351
1964	249
1965	841
1966	595
1967	507
1968	526
1969	488
1970	1,197
1971	500
1972	448
1973	509
1974	1,075
1975	591
1976	538
1977	632
1978	620
1979	991
1980	1,199
1981	754
1982	1,122
1983	2,060
1984	614
1985	820
1986	729
1987	1,300
1988	665
1989	1,155
1990	795
1991	758
1992	1,011
1993	1,448
1994	941
1995	2,498
1996	916
1997	851
1998	1,251
1999	1,172
2000	1,508
2001	604
2002	718
2003	1,472
2004	948
2005	1,155
2006	1,260
2007	896
2008	830
2009	985
2010	1,217
2011	611
2012	568
2013	673
2014	812
2015	666
2016	1,096
2017	1,272
2018	574
2019	651
2020	687
2021	432
2022	985
2023	905
2024	502
2025	387
2026	309

Download the Data

Data for records on 1991-09-22: 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	557
20 to 40	29
40 to 60	4
60 to 80	4
80 to 100	2
100 to 120	2