Weather Records on 6 October 1991

1,045 weather records were set or tied worldwide on 6 October 1991. Highest significance: Temamatla, MX.

Key Facts for 6 October 1991

On 6 October 1991, 1,045 weather records were set or tied at long-record stations worldwide.
236 were record highs and 484 were record lows, counting maximum and minimum temperature.
By timescale, 1 were all-time records, 21 monthly and 1,023 daily.
Temamatla set a monthly record daily precipitation of 228.6 mm (9.0 in) on 6 October 1991.
Across 165 earlier years (1802 to 2026) the same calendar date averaged 448 records.

Record Map

1,045 stations

1,045 station records on 6 October 1991 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 6 October 1991: highest significance records shown on the map
Station	Country	Type	Value	Significance
Temamatla	Mexico	Record daily precipitation	228.6 mm (9.0 in)	58 of 100 (Notable)
Major Gercino	Brazil	Record daily precipitation	70.0 mm (2.8 in)	50 of 100 (Notable)
El Dorado	Mexico	Record daily precipitation	134.1 mm (5.3 in)	50 of 100 (Notable)
San Cristobal	Mexico	Record daily precipitation	39.9 mm (1.6 in)	50 of 100 (Notable)
Mama	Russia	Record daily precipitation	26.4 mm (1.0 in)	49 of 100 (Notable)
Corupa (Hansa)	Brazil	Record daily precipitation	83.4 mm (3.3 in)	48 of 100 (Notable)
Minatitlan	Mexico	Record daily precipitation	191.3 mm (7.5 in)	48 of 100 (Notable)
Fazenda Boa Esperanca	Brazil	Record daily precipitation	86.9 mm (3.4 in)	47 of 100 (Notable)
Yadkinville 6 E	United States	Record daily precipitation	77.5 mm (3.1 in)	47 of 100 (Notable)
Henrietta	United States	Record low minimum temperature	-0.6 C (30.9 F)	45 of 100 (Notable)
Mairinque	Brazil	Record daily precipitation	82.0 mm (3.2 in)	44 of 100 (Notable)
Chicontepec de Tejeda (Smn)	Mexico	Record daily precipitation	132.8 mm (5.2 in)	44 of 100 (Notable)
Ironwood	United States	Record daily precipitation	37.1 mm (1.5 in)	44 of 100 (Notable)
Winfield Locks	United States	Record daily precipitation	31.8 mm (1.3 in)	44 of 100 (Notable)
Melbourne Regional Office	Australia	Record high minimum temperature	16.0 C (60.8 F)	43 of 100 (Notable)
Ponte Alta Do Norte	Brazil	Record daily precipitation	78.2 mm (3.1 in)	43 of 100 (Notable)
Brooksville Chin Hill	United States	Record daily precipitation	43.9 mm (1.7 in)	43 of 100 (Notable)
Inverness 3 SE	United States	Record daily precipitation	50.5 mm (2.0 in)	43 of 100 (Notable)
Louisa 2 S	United States	Record daily precipitation	38.6 mm (1.5 in)	43 of 100 (Notable)
Gilman	United States	Record daily precipitation	82.8 mm (3.3 in)	43 of 100 (Notable)
Luiz Alves	Brazil	Record daily precipitation	79.9 mm (3.1 in)	42 of 100 (Notable)
Nova Trento	Brazil	Record daily precipitation	83.5 mm (3.3 in)	42 of 100 (Notable)
Poco Fundo	Brazil	Record daily precipitation	75.2 mm (3.0 in)	42 of 100 (Notable)
Richfield	United States	Record low minimum temperature	-1.7 C (28.9 F)	42 of 100 (Notable)
Baixo Cotia	Brazil	Record daily precipitation	55.0 mm (2.2 in)	41 of 100 (Notable)
Tanlacut	Mexico	Record daily precipitation	121.9 mm (4.8 in)	40 of 100 (Notable)
Mata de Limones	Mexico	Record daily precipitation	70.1 mm (2.8 in)	40 of 100 (Notable)
Hoxie	United States	Record low minimum temperature	-5.6 C (21.9 F)	40 of 100 (Notable)
W Pt	United States	Record low maximum temperature	7.8 C (46.0 F)	40 of 100 (Notable)
Pomerode	Brazil	Record daily precipitation	80.6 mm (3.2 in)	39 of 100 (Notable)
Tatui	Brazil	Record daily precipitation	71.2 mm (2.8 in)	39 of 100 (Notable)
Jefferson 3SE	United States	Record low minimum temperature	-0.6 C (30.9 F)	39 of 100 (Notable)
Pouso Redondo	Brazil	Record daily precipitation	65.2 mm (2.6 in)	38 of 100 (Notable)
Rio Grande (Smn)	Mexico	Record daily precipitation	38.1 mm (1.5 in)	38 of 100 (Notable)
Warsaw	United States	Record low maximum temperature	8.9 C (48.0 F)	38 of 100 (Notable)
Grinnell 3 SW	United States	Record low maximum temperature	9.4 C (48.9 F)	38 of 100 (Notable)
Heidelberg	United States	Record daily precipitation	30.2 mm (1.2 in)	38 of 100 (Notable)
Newport	United States	Record high minimum temperature	13.3 C (55.9 F)	38 of 100 (Notable)
Timbo Novo (Pcd)	Brazil	Record daily precipitation	69.7 mm (2.7 in)	37 of 100 (Notable)
Meade	United States	Record low minimum temperature	0.6 C (33.1 F)	37 of 100 (Notable)
Divisa de Anitapolis	Brazil	Record daily precipitation	57.6 mm (2.3 in)	36 of 100 (Notable)
Ft Dodge 5NNW	United States	Record low maximum temperature	8.3 C (46.9 F)	36 of 100 (Notable)
Pocahontas	United States	Record low maximum temperature	7.2 C (45.0 F)	36 of 100 (Notable)
Creighton	United States	Record low minimum temperature	-4.4 C (24.1 F)	36 of 100 (Notable)
David City 4E	United States	Record low maximum temperature	8.9 C (48.0 F)	36 of 100 (Notable)
Beaver	United States	Record low minimum temperature	-1.1 C (30.0 F)	36 of 100 (Notable)
Sydney (Observatory Hill)	Australia	Record high maximum temperature	32.6 C (90.7 F)	35 of 100 (Notable)
Lapa	Brazil	Record daily precipitation	68.0 mm (2.7 in)	35 of 100 (Notable)
Sac City	United States	Record low maximum temperature	7.8 C (46.0 F)	35 of 100 (Notable)
Lakin	United States	Record low minimum temperature	-1.7 C (28.9 F)	35 of 100 (Notable)
Liberal	United States	Record low minimum temperature	1.7 C (35.1 F)	35 of 100 (Notable)
Mt Mansfield	United States	Record daily precipitation	62.2 mm (2.4 in)	35 of 100 (Notable)
Baependi	Brazil	Record daily precipitation	57.0 mm (2.2 in)	34 of 100 (Routine)
Roselandia	Brazil	Record daily precipitation	51.5 mm (2.0 in)	34 of 100 (Routine)
Tapirai	Brazil	Record daily precipitation	50.7 mm (2.0 in)	34 of 100 (Routine)
Tanzabaca	Mexico	Record daily precipitation	96.3 mm (3.8 in)	34 of 100 (Routine)
San Juanillo	Mexico	Record daily precipitation	57.9 mm (2.3 in)	34 of 100 (Routine)
Tahoe City	United States	Record high maximum temperature	26.1 C (79.0 F)	34 of 100 (Routine)
Yates Ctr	United States	Record low minimum temperature	0.0 C (32.0 F)	34 of 100 (Routine)
Indaiatuba	Brazil	Record daily precipitation	48.6 mm (1.9 in)	33 of 100 (Routine)

Counts by Type and Timescale

1,045 records

Records set or tied on 6 October 1991 by type: Highest daily maximum 110, Lowest daily maximum 259, Highest daily minimum 126, Lowest daily minimum 225, Heaviest daily rainfall 314, Heaviest daily snowfall 6, Deepest snow cover 5.

Records on 6 October 1991 by type
Record type	Records
Highest daily maximum	110
Lowest daily maximum	259
Highest daily minimum	126
Lowest daily minimum	225
Heaviest daily rainfall	314
Heaviest daily snowfall	6
Deepest snow cover	5

Records on 6 October 1991 by timescale: all-time 1, monthly 21, daily 1,023.

How Much Records Were Beaten By

773 broken records

Margins by which the 773 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 104.1. Ties are not counted.

Top 20 by Significance

6 October 1991

Top 20 records on 6 October 1991 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
6 October 1991	Temamatla, MX	monthly rain	228.6 mm (9.0 in)	97.3 mm (3.8 in)	19 years	58 of 100 (Notable)
6 October 1991	Major Gercino, BR	daily rain	70.0 mm (2.8 in)	43.8 mm (1.7 in)	36 years	50 of 100 (Notable)
6 October 1991	El Dorado, MX	daily rain	134.1 mm (5.3 in)	104.1 mm (4.1 in)	21 years	50 of 100 (Notable)
6 October 1991	San Cristobal, MX	daily rain	39.9 mm (1.6 in)	30.0 mm (1.2 in)	36 years	50 of 100 (Notable)
6 October 1991	Mama, RU	daily rain	26.4 mm (1.0 in)	13.3 mm (0.5 in)	13 years	49 of 100 (Notable)
6 October 1991	Corupa (Hansa), BR	daily rain	83.4 mm (3.3 in)	59.4 mm (2.3 in)	13 years	48 of 100 (Notable)
6 October 1991	Minatitlan, MX	daily rain	191.3 mm (7.5 in)	64.3 mm (2.5 in)	64 years	48 of 100 (Notable)
6 October 1991	Fazenda Boa Esperanca, BR	daily rain	86.9 mm (3.4 in)	65.3 mm (2.6 in)	13 years	47 of 100 (Notable)
6 October 1991	Yadkinville 6 E, US	daily rain	77.5 mm (3.1 in)	52.1 mm (2.1 in)	45 years	47 of 100 (Notable)
6 October 1991	Henrietta, US	daily low min	-0.6 C (30.9 F)	5.6 C (10.1 F)	88 years	45 of 100 (Notable)
6 October 1991	Mairinque, BR	daily rain	82.0 mm (3.2 in)	41.6 mm (1.6 in)	40 years	44 of 100 (Notable)
6 October 1991	Chicontepec de Tejeda (Smn), MX	daily rain	132.8 mm (5.2 in)	62.9 mm (2.5 in)	36 years	44 of 100 (Notable)
6 October 1991	Ironwood, US	daily rain	37.1 mm (1.5 in)	9.2 mm (0.36 in)	80 years	44 of 100 (Notable)
6 October 1991	Winfield Locks, US	daily rain	31.8 mm (1.3 in)	23.9 mm (0.9 in)	46 years	44 of 100 (Notable)
6 October 1991	Melbourne Regional Office, AU	daily high min	16.0 C (60.8 F)	0.9 C (1.6 F)	130 years	43 of 100 (Notable)
6 October 1991	Ponte Alta Do Norte, BR	daily rain	78.2 mm (3.1 in)	49.6 mm (2.0 in)	12 years	43 of 100 (Notable)
6 October 1991	Brooksville Chin Hill, US	daily rain	43.9 mm (1.7 in)	8.3 mm (0.33 in)	96 years	43 of 100 (Notable)
6 October 1991	Inverness 3 SE, US	daily rain	50.5 mm (2.0 in)	24.1 mm (0.9 in)	68 years	43 of 100 (Notable)
6 October 1991	Louisa 2 S, US	daily rain	38.6 mm (1.5 in)	25.4 mm (1.0 in)	40 years	43 of 100 (Notable)
6 October 1991	Gilman, US	monthly rain	82.8 mm (3.3 in)	15.7 mm (0.6 in)	28 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 1,045 records.

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

Records on 10-06 in each year
Year	Records
1802	1
1814	1
1817	1
1840	1
1843	1
1844	1
1845	1
1848	1
1853	2
1854	3
1857	1
1859	1
1860	1
1863	1
1864	7
1865	1
1867	3
1868	1
1874	1
1875	2
1876	3
1877	1
1878	1
1879	2
1880	3
1881	1
1882	1
1883	1
1885	5
1887	1
1888	3
1889	6
1892	3
1893	1
1894	1
1896	4
1897	6
1898	1
1899	3
1900	14
1901	8
1902	10
1903	14
1904	13
1905	10
1906	20
1907	14
1908	17
1909	17
1910	60
1911	14
1912	46
1913	28
1914	7
1915	17
1916	69
1917	95
1918	45
1919	51
1920	104
1921	46
1922	45
1923	136
1924	263
1925	208
1926	219
1927	175
1928	149
1929	155
1930	574
1931	470
1932	905
1933	183
1934	259
1935	1,055
1936	275
1937	413
1938	319
1939	702
1940	225
1941	1,148
1942	198
1943	485
1944	219
1945	202
1946	678
1947	584
1948	342
1949	548
1950	340
1951	537
1952	1,414
1953	355
1954	663
1955	629
1956	449
1957	488
1958	707
1959	560
1960	545
1961	469
1962	433
1963	693
1964	1,138
1965	1,143
1966	351
1967	383
1968	578
1969	377
1970	711
1971	514
1972	458
1973	311
1974	922
1975	673
1976	841
1977	561
1978	376
1979	1,002
1980	1,259
1981	748
1982	1,058
1983	743
1984	769
1985	720
1986	647
1987	838
1988	964
1989	470
1990	953
1991	1,045
1992	675
1993	1,056
1994	1,201
1995	1,392
1996	843
1997	1,013
1998	1,638
1999	914
2000	1,773
2001	988
2002	694
2003	817
2004	582
2005	1,414
2006	1,030
2007	2,337
2008	644
2009	1,722
2010	995
2011	1,582
2012	1,133
2013	797
2014	428
2015	567
2016	473
2017	489
2018	968
2019	533
2020	1,072
2021	665
2022	654
2023	650
2024	1,025
2025	486
2026	900

Download the Data

Data for records on 1991-10-06: 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	697
20 to 40	55
40 to 60	12
60 to 80	6
80 to 100	2
100 to 120	1