Weather Records on 12 October 1997

1,851 weather records were set or tied worldwide on 12 October 1997. Highest significance: Knoxville, US.

Key Facts for 12 October 1997

On 12 October 1997, 1,851 weather records were set or tied at long-record stations worldwide.
885 were record highs and 315 were record lows, counting maximum and minimum temperature.
By timescale, 2 were all-time records, 81 monthly and 1,768 daily.
Knoxville set a daily record precipitation of 69.6 mm (2.7 in) on 12 October 1997.
Across 163 earlier years (1805 to 2026) the same calendar date averaged 443 records.

Record Map

1,851 stations

1,851 station records on 12 October 1997 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 12 October 1997: highest significance records shown on the map
Station	Country	Type	Value	Significance
Knoxville	United States	Record daily precipitation	69.6 mm (2.7 in)	72 of 100 (Major)
Ogallala	United States	Record daily precipitation	43.2 mm (1.7 in)	71 of 100 (Major)
Pastora	Mexico	Record daily precipitation	159.8 mm (6.3 in)	67 of 100 (Major)
Mc Clusky	United States	Record daily precipitation	46.7 mm (1.8 in)	64 of 100 (Major)
Moorefield	United States	Record daily precipitation	82.3 mm (3.2 in)	63 of 100 (Major)
Pierre Rgnl AP	United States	Record daily precipitation	47.2 mm (1.9 in)	62 of 100 (Major)
Bolsoy Santar	Russia	Record daily precipitation	57.0 mm (2.2 in)	60 of 100 (Major)
Hansboro 4 NNE	United States	Record daily precipitation	38.1 mm (1.5 in)	60 of 100 (Major)
Arnold	United States	Record daily precipitation	48.3 mm (1.9 in)	59 of 100 (Notable)
Julesburg	United States	Record daily precipitation	40.6 mm (1.6 in)	58 of 100 (Notable)
Wishek	United States	Record daily precipitation	58.4 mm (2.3 in)	58 of 100 (Notable)
La Boquilla	Mexico	Record daily precipitation	229.9 mm (9.1 in)	57 of 100 (Notable)
Pollock	United States	Record daily precipitation	54.1 mm (2.1 in)	57 of 100 (Notable)
Atlantic 1 NE	United States	Record daily precipitation	55.1 mm (2.2 in)	56 of 100 (Notable)
Mullen 21 NW	United States	Record daily precipitation	60.7 mm (2.4 in)	56 of 100 (Notable)
Gackle	United States	Record daily precipitation	40.6 mm (1.6 in)	56 of 100 (Notable)
Puente Jula	Mexico	Record daily precipitation	128.3 mm (5.1 in)	55 of 100 (Notable)
Joseph	United States	Record daily snowfall	7.6 cm (3.0 in)	55 of 100 (Notable)
Sioux Ctr 2 SE	United States	Record daily precipitation	36.8 mm (1.4 in)	54 of 100 (Notable)
Princeton	United States	Record daily precipitation	50.8 mm (2.0 in)	54 of 100 (Notable)
Bismarck 7 N	United States	Record daily precipitation	55.9 mm (2.2 in)	54 of 100 (Notable)
Newton	United States	Record daily precipitation	67.1 mm (2.6 in)	52 of 100 (Notable)
Postville	United States	Record daily precipitation	52.8 mm (2.1 in)	52 of 100 (Notable)
Lamar 3 SSE	United States	Record daily precipitation	43.2 mm (1.7 in)	52 of 100 (Notable)
Spencer 6 SSE	United States	Record daily precipitation	49.3 mm (1.9 in)	52 of 100 (Notable)
Breien	United States	Record daily precipitation	43.7 mm (1.7 in)	52 of 100 (Notable)
Oakes	United States	Record daily precipitation	35.6 mm (1.4 in)	52 of 100 (Notable)
Kennebec	United States	Record daily precipitation	30.2 mm (1.2 in)	52 of 100 (Notable)
Pickstown	United States	Record daily precipitation	45.5 mm (1.8 in)	52 of 100 (Notable)
Villa Guerrero	Mexico	Record daily precipitation	39.9 mm (1.6 in)	51 of 100 (Notable)
Suchixtlahuaca -Quiotep-	Mexico	Record daily precipitation	174.8 mm (6.9 in)	51 of 100 (Notable)
La Encantada	Mexico	Record daily precipitation	124.7 mm (4.9 in)	51 of 100 (Notable)
Veselaja Gorka	Russia	Record daily precipitation	52.1 mm (2.1 in)	51 of 100 (Notable)
Oelwein 2 S	United States	Record daily precipitation	57.4 mm (2.3 in)	51 of 100 (Notable)
Cavalier 7NW	United States	Record daily precipitation	72.6 mm (2.9 in)	51 of 100 (Notable)
Palpan	Mexico	Record high minimum temperature	20.0 C (68.0 F)	50 of 100 (Notable)
Paxton	United States	Record daily precipitation	42.7 mm (1.7 in)	50 of 100 (Notable)
Ft Pierre 17 WSW	United States	Record daily precipitation	44.7 mm (1.8 in)	50 of 100 (Notable)
Centralnyj Rudnik	Russia	Record daily precipitation	47.0 mm (1.9 in)	49 of 100 (Notable)
Nenastnaja	Russia	Record daily precipitation	69.5 mm (2.7 in)	49 of 100 (Notable)
Kit Carson	United States	Record daily precipitation	39.4 mm (1.6 in)	49 of 100 (Notable)
Sedgwick	United States	Record daily precipitation	44.7 mm (1.8 in)	49 of 100 (Notable)
Wilsonville	United States	Record daily precipitation	41.9 mm (1.6 in)	49 of 100 (Notable)
Mexticacan	Mexico	Record daily precipitation	59.9 mm (2.4 in)	48 of 100 (Notable)
Tempoal de Sanchez	Mexico	Record daily precipitation	136.4 mm (5.4 in)	48 of 100 (Notable)
Dillon 1 E	United States	Record daily snowfall	10.2 cm (4.0 in)	48 of 100 (Notable)
Winfield 3NE	United States	Record daily precipitation	61.5 mm (2.4 in)	48 of 100 (Notable)
Stockville	United States	Record daily precipitation	61.0 mm (2.4 in)	48 of 100 (Notable)
Howard	United States	Record daily precipitation	34.3 mm (1.4 in)	48 of 100 (Notable)
Mellette 4 W	United States	Record daily precipitation	27.9 mm (1.1 in)	48 of 100 (Notable)
Nis	Serbia	Record daily precipitation	32.3 mm (1.3 in)	47 of 100 (Notable)
Swea City 5N	United States	Record daily precipitation	55.9 mm (2.2 in)	47 of 100 (Notable)
Valentine Nwr	United States	Record daily precipitation	61.0 mm (2.4 in)	47 of 100 (Notable)
Grand Is Cntrl NE Rgnl AP	United States	Record daily precipitation	41.4 mm (1.6 in)	47 of 100 (Notable)
Sonnblick	Austria	Record daily precipitation	65.6 mm (2.6 in)	46 of 100 (Notable)
Calipan	Mexico	Record daily precipitation	47.0 mm (1.9 in)	46 of 100 (Notable)
Northwood	United States	Record daily precipitation	42.2 mm (1.7 in)	46 of 100 (Notable)
Artichoke Lake 1 E	United States	Record daily precipitation	45.7 mm (1.8 in)	46 of 100 (Notable)
White Lake	United States	Record daily precipitation	47.0 mm (1.9 in)	46 of 100 (Notable)
Santa Catarina Juquila (Cfe)	Mexico	Record daily precipitation	89.9 mm (3.5 in)	45 of 100 (Notable)

Counts by Type and Timescale

1,851 records

Records set or tied on 12 October 1997 by type: Highest daily maximum 193, Lowest daily maximum 227, Highest daily minimum 692, Lowest daily minimum 88, Heaviest daily rainfall 579, Heaviest daily snowfall 45, Deepest snow cover 27.

Records on 12 October 1997 by type
Record type	Records
Highest daily maximum	193
Lowest daily maximum	227
Highest daily minimum	692
Lowest daily minimum	88
Heaviest daily rainfall	579
Heaviest daily snowfall	45
Deepest snow cover	27

Records on 12 October 1997 by timescale: all-time 2, monthly 81, daily 1,768.

How Much Records Were Beaten By

1,429 broken records

Margins by which the 1,429 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 280.0. Ties are not counted.

Top 20 by Significance

12 October 1997

Top 20 records on 12 October 1997 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
12 October 1997	Knoxville, US	daily rain	69.6 mm (2.7 in)	48.0 mm (1.9 in)	74 years	72 of 100 (Major)
12 October 1997	Ogallala, US	daily rain	43.2 mm (1.7 in)	29.2 mm (1.1 in)	72 years	71 of 100 (Major)
12 October 1997	Pastora, MX	all-time rain	159.8 mm (6.3 in)	64.8 mm (2.6 in)	16 years	67 of 100 (Major)
12 October 1997	Mc Clusky, US	daily rain	46.7 mm (1.8 in)	29.9 mm (1.2 in)	67 years	64 of 100 (Major)
12 October 1997	Moorefield, US	monthly rain	82.3 mm (3.2 in)	35.8 mm (1.4 in)	26 years	63 of 100 (Major)
12 October 1997	Pierre Rgnl AP, US	daily rain	47.2 mm (1.9 in)	33.0 mm (1.3 in)	54 years	62 of 100 (Major)
12 October 1997	Bolsoy Santar, RU	daily rain	57.0 mm (2.2 in)	43.3 mm (1.7 in)	44 years	60 of 100 (Major)
12 October 1997	Hansboro 4 NNE, US	daily rain	38.1 mm (1.5 in)	22.9 mm (0.9 in)	67 years	60 of 100 (Major)
12 October 1997	Arnold, US	daily rain	48.3 mm (1.9 in)	38.1 mm (1.5 in)	54 years	59 of 100 (Notable)
12 October 1997	Julesburg, US	daily rain	40.6 mm (1.6 in)	24.6 mm (1.0 in)	54 years	58 of 100 (Notable)
12 October 1997	Wishek, US	monthly rain	58.4 mm (2.3 in)	19.3 mm (0.8 in)	48 years	58 of 100 (Notable)
12 October 1997	La Boquilla, MX	monthly rain	229.9 mm (9.1 in)	91.5 mm (3.6 in)	24 years	57 of 100 (Notable)
12 October 1997	Pollock, US	daily rain	54.1 mm (2.1 in)	28.7 mm (1.1 in)	50 years	57 of 100 (Notable)
12 October 1997	Atlantic 1 NE, US	daily rain	55.1 mm (2.2 in)	34.8 mm (1.4 in)	59 years	56 of 100 (Notable)
12 October 1997	Mullen 21 NW, US	daily rain	60.7 mm (2.4 in)	46.2 mm (1.8 in)	36 years	56 of 100 (Notable)
12 October 1997	Gackle, US	daily rain	40.6 mm (1.6 in)	34.2 mm (1.3 in)	36 years	56 of 100 (Notable)
12 October 1997	Puente Jula, MX	daily rain	128.3 mm (5.1 in)	83.3 mm (3.3 in)	39 years	55 of 100 (Notable)
12 October 1997	Joseph, US	daily snowfall	7.6 cm (3.0 in)	7.6 cm (3.0 in)	103 years	55 of 100 (Notable)
12 October 1997	Sioux Ctr 2 SE, US	daily rain	36.8 mm (1.4 in)	21.1 mm (0.8 in)	86 years	54 of 100 (Notable)
12 October 1997	Princeton, US	daily rain	50.8 mm (2.0 in)	20.8 mm (0.8 in)	95 years	54 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

1805 to 1997

Records set or tied on this calendar date in each year from 1805 to 1997. 1997 had 1,851 records.

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

Records on 10-12 in each year
Year	Records
1805	2
1809	1
1810	1
1814	3
1822	1
1839	1
1841	1
1843	1
1850	1
1852	1
1854	1
1859	1
1860	2
1861	1
1867	1
1871	3
1873	2
1875	2
1876	5
1879	2
1881	2
1884	1
1885	2
1886	1
1887	2
1888	1
1889	1
1890	3
1891	1
1892	1
1893	2
1894	2
1895	2
1896	3
1897	3
1898	2
1899	3
1900	2
1901	6
1902	14
1903	16
1904	30
1905	13
1906	16
1907	10
1908	13
1909	30
1910	13
1911	10
1912	30
1913	33
1914	17
1915	34
1916	29
1917	53
1918	29
1919	53
1920	79
1921	102
1922	21
1923	200
1924	129
1925	107
1926	201
1927	195
1928	714
1929	165
1930	606
1931	283
1932	398
1933	155
1934	477
1935	209
1936	301
1937	185
1938	470
1939	198
1940	235
1941	226
1942	540
1943	418
1944	274
1945	321
1946	554
1947	358
1948	311
1949	725
1950	594
1951	391
1952	352
1953	252
1954	911
1955	383
1956	899
1957	473
1958	448
1959	501
1960	449
1961	436
1962	971
1963	459
1964	636
1965	157
1966	423
1967	623
1968	443
1969	1,828
1970	763
1971	382
1972	412
1973	673
1974	369
1975	830
1976	582
1977	832
1978	525
1979	898
1980	741
1981	1,201
1982	777
1983	992
1984	636
1985	872
1986	1,510
1987	1,530
1988	1,015
1989	543
1990	1,325
1991	948
1992	865
1993	1,145
1994	934
1995	1,238
1996	816
1997	1,851
1998	741
1999	641
2000	1,095
2001	1,194
2002	1,139
2003	1,043
2004	750
2005	872
2006	1,357
2007	566
2008	1,669
2009	2,300
2010	797
2011	906
2012	921
2013	558
2014	514
2015	964
2016	374
2017	1,068
2018	1,195
2019	1,321
2020	655
2021	1,294
2022	439
2023	904
2024	958
2025	624
2026	768

Download the Data

Data for records on 1997-10-12: 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 50	1,389
50 to 100	36
100 to 150	2
150 to 200	1
200 to 250	0
250 to 300	1