Weather Records on 9 August 1997

1,446 weather records were set or tied worldwide on 9 August 1997. Highest significance: Mansfield 4 NW, US.

Key Facts for 9 August 1997

On 9 August 1997, 1,446 weather records were set or tied at long-record stations worldwide.
630 were record highs and 536 were record lows, counting maximum and minimum temperature.
By timescale, 9 were all-time records, 62 monthly and 1,375 daily.
Mansfield 4 NW set a daily record precipitation of 101.6 mm (4.0 in) on 9 August 1997.
Across 156 earlier years (1798 to 2026) the same calendar date averaged 468 records.

Record Map

1,446 stations

1,446 station records on 9 August 1997 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 9 August 1997: highest significance records shown on the map
Station	Country	Type	Value	Significance
Mansfield 4 NW	United States	Record daily precipitation	101.6 mm (4.0 in)	74 of 100 (Major)
Logansport	United States	Record daily precipitation	151.6 mm (6.0 in)	66 of 100 (Major)
Center	United States	Record daily precipitation	162.3 mm (6.4 in)	62 of 100 (Major)
Palestine 2 NE	United States	Record daily precipitation	88.9 mm (3.5 in)	58 of 100 (Notable)
Makuschino	Russia	Record daily precipitation	75.8 mm (3.0 in)	55 of 100 (Notable)
Ibitirama (Dnos)	Brazil	Record daily precipitation	65.4 mm (2.6 in)	54 of 100 (Notable)
Morro Do Chiqueiro	Brazil	Record daily precipitation	91.5 mm (3.6 in)	54 of 100 (Notable)
Ponte de Itabapoana	Brazil	Record daily precipitation	35.7 mm (1.4 in)	53 of 100 (Notable)
Novi Sad	Serbia	Record daily precipitation	68.0 mm (2.7 in)	52 of 100 (Notable)
Liberty	United States	Record daily precipitation	116.8 mm (4.6 in)	51 of 100 (Notable)
Rusk	United States	Record daily precipitation	72.4 mm (2.9 in)	51 of 100 (Notable)
Sao Jose Do Calcado	Brazil	Record daily precipitation	29.8 mm (1.2 in)	50 of 100 (Notable)
Carthage	United States	Record daily precipitation	101.6 mm (4.0 in)	50 of 100 (Notable)
Guacui	Brazil	Record daily precipitation	32.4 mm (1.3 in)	48 of 100 (Notable)
Itaici	Brazil	Record daily precipitation	32.2 mm (1.3 in)	48 of 100 (Notable)
Fordyce	United States	Record low maximum temperature	21.7 C (71.1 F)	48 of 100 (Notable)
Hamburg	United States	Record daily precipitation	26.9 mm (1.1 in)	48 of 100 (Notable)
Dickson	United States	Record low maximum temperature	20.0 C (68.0 F)	48 of 100 (Notable)
New Braunfels	United States	Record low maximum temperature	26.1 C (79.0 F)	47 of 100 (Notable)
Altotonga	Mexico	Record low maximum temperature	12.8 C (55.0 F)	46 of 100 (Notable)
Haparanda	Sweden	Record high minimum temperature	19.7 C (67.5 F)	46 of 100 (Notable)
Louisville	United States	Record low maximum temperature	23.3 C (73.9 F)	46 of 100 (Notable)
Hatch	United States	Record daily precipitation	30.2 mm (1.2 in)	46 of 100 (Notable)
Okmulgee Wtr Wks	United States	Record low maximum temperature	21.1 C (70.0 F)	45 of 100 (Notable)
Georgetown 2 E	United States	Record low minimum temperature	15.6 C (60.1 F)	45 of 100 (Notable)
El Dorado Goodwin Fld	United States	Record daily precipitation	59.9 mm (2.4 in)	45 of 100 (Notable)
Ribeirao Do Campo	Brazil	Record daily precipitation	66.4 mm (2.6 in)	44 of 100 (Notable)
Ramnicu Valcea	Romania	Record daily precipitation	58.0 mm (2.3 in)	44 of 100 (Notable)
Fulton 3 W	United States	Record daily precipitation	36.3 mm (1.4 in)	44 of 100 (Notable)
Ardmore	United States	Record low maximum temperature	23.3 C (73.9 F)	44 of 100 (Notable)
Milan Exp STN	United States	Record low maximum temperature	23.3 C (73.9 F)	44 of 100 (Notable)
Union City	United States	Record low maximum temperature	22.8 C (73.0 F)	44 of 100 (Notable)
Anniston Metro AP	United States	Record low maximum temperature	21.1 C (70.0 F)	44 of 100 (Notable)
Buxton	United Kingdom	Record high maximum temperature	26.7 C (80.1 F)	43 of 100 (Notable)
Wichita Mtn Wr	United States	Record low maximum temperature	25.0 C (77.0 F)	43 of 100 (Notable)
Clarksville Wwtp	United States	Record low maximum temperature	21.7 C (71.1 F)	43 of 100 (Notable)
1 WSW Princeton	United States	Record low maximum temperature	21.1 C (70.0 F)	42 of 100 (Notable)
Koran	United States	Record daily precipitation	57.2 mm (2.3 in)	42 of 100 (Notable)
Seligman	United States	Record low maximum temperature	18.9 C (66.0 F)	42 of 100 (Notable)
Tullahoma	United States	Record low maximum temperature	20.6 C (69.1 F)	42 of 100 (Notable)
Casa Grande	Brazil	Record daily precipitation	51.8 mm (2.0 in)	41 of 100 (Notable)
Belle Ile - le Talut	France	Record high maximum temperature	31.7 C (89.1 F)	41 of 100 (Notable)
Boquilla Numero Uno	Mexico	Record high minimum temperature	25.6 C (78.1 F)	41 of 100 (Notable)
Tecolutla	Mexico	Record high maximum temperature	40.6 C (105.1 F)	41 of 100 (Notable)
Haleyville	United States	Record low maximum temperature	20.0 C (68.0 F)	41 of 100 (Notable)
Mena	United States	Record low maximum temperature	19.4 C (66.9 F)	41 of 100 (Notable)
Pauls Valley 4 WSW	United States	Record low maximum temperature	24.4 C (75.9 F)	41 of 100 (Notable)
Tuan Creek Forest STN	Australia	Record daily precipitation	51.5 mm (2.0 in)	40 of 100 (Notable)
Jokkmokk	Sweden	Record high minimum temperature	15.8 C (60.4 F)	40 of 100 (Notable)
Oxford	United Kingdom	Record high maximum temperature	30.2 C (86.4 F)	40 of 100 (Notable)
Aberdeen	United States	Record low maximum temperature	23.9 C (75.0 F)	40 of 100 (Notable)
Neosho	United States	Record low maximum temperature	20.6 C (69.1 F)	40 of 100 (Notable)
Healdton 3 E	United States	Record low maximum temperature	23.3 C (73.9 F)	40 of 100 (Notable)
Purcell 2 SW	United States	Record low maximum temperature	23.3 C (73.9 F)	40 of 100 (Notable)
Jackson Exp STN	United States	Record low maximum temperature	22.2 C (72.0 F)	40 of 100 (Notable)
Grapevine Dam	United States	Record low maximum temperature	25.0 C (77.0 F)	40 of 100 (Notable)
Weatherford	United States	Record low maximum temperature	23.9 C (75.0 F)	40 of 100 (Notable)
Buffalo Bill Dam	United States	Record low minimum temperature	2.8 C (37.0 F)	40 of 100 (Notable)
Taquaral	Brazil	Record daily precipitation	37.0 mm (1.5 in)	39 of 100 (Notable)
Kazalinsk	Kazakhstan	Record low minimum temperature	11.0 C (51.8 F)	39 of 100 (Notable)

Counts by Type and Timescale

1,446 records

Records set or tied on 9 August 1997 by type: Highest daily maximum 310, Lowest daily maximum 406, Highest daily minimum 320, Lowest daily minimum 130, Heaviest daily rainfall 280.

Records on 9 August 1997 by type
Record type	Records
Highest daily maximum	310
Lowest daily maximum	406
Highest daily minimum	320
Lowest daily minimum	130
Heaviest daily rainfall	280
Heaviest daily snowfall	0
Deepest snow cover	0

Records on 9 August 1997 by timescale: all-time 9, monthly 62, daily 1,375.

How Much Records Were Beaten By

1,105 broken records

Margins by which the 1,105 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 118.8. Ties are not counted.

Top 20 by Significance

9 August 1997

Top 20 records on 9 August 1997 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
9 August 1997	Mansfield 4 NW, US	daily rain	101.6 mm (4.0 in)	77.7 mm (3.1 in)	98 years	74 of 100 (Major)
9 August 1997	Logansport, US	daily rain	151.6 mm (6.0 in)	118.8 mm (4.7 in)	56 years	66 of 100 (Major)
9 August 1997	Center, US	monthly rain	162.3 mm (6.4 in)	59.4 mm (2.3 in)	38 years	62 of 100 (Major)
9 August 1997	Palestine 2 NE, US	daily rain	88.9 mm (3.5 in)	72.4 mm (2.9 in)	59 years	58 of 100 (Notable)
9 August 1997	Makuschino, RU	daily rain	75.8 mm (3.0 in)	44.8 mm (1.8 in)	32 years	55 of 100 (Notable)
9 August 1997	Ibitirama (Dnos), BR	monthly rain	65.4 mm (2.6 in)	25.6 mm (1.0 in)	14 years	54 of 100 (Notable)
9 August 1997	Morro Do Chiqueiro, BR	monthly rain	91.5 mm (3.6 in)	38.0 mm (1.5 in)	0 years	54 of 100 (Notable)
9 August 1997	Ponte de Itabapoana, BR	daily rain	35.7 mm (1.4 in)	29.9 mm (1.2 in)	40 years	53 of 100 (Notable)
9 August 1997	Novi Sad, RS	monthly rain	68.0 mm (2.7 in)	25.1 mm (1.0 in)	19 years	52 of 100 (Notable)
9 August 1997	Liberty, US	daily rain	116.8 mm (4.6 in)	81.2 mm (3.2 in)	26 years	51 of 100 (Notable)
9 August 1997	Rusk, US	daily rain	72.4 mm (2.9 in)	65.0 mm (2.6 in)	23 years	51 of 100 (Notable)
9 August 1997	Sao Jose Do Calcado, BR	daily rain	29.8 mm (1.2 in)	26.4 mm (1.0 in)	40 years	50 of 100 (Notable)
9 August 1997	Carthage, US	daily rain	101.6 mm (4.0 in)	79.2 mm (3.1 in)	6 years	50 of 100 (Notable)
9 August 1997	Guacui, BR	daily rain	32.4 mm (1.3 in)	26.6 mm (1.0 in)	40 years	48 of 100 (Notable)
9 August 1997	Itaici, BR	daily rain	32.2 mm (1.3 in)	30.8 mm (1.2 in)	23 years	48 of 100 (Notable)
9 August 1997	Fordyce, US	daily low max	21.7 C (71.1 F)	5.0 C (9.0 F)	84 years	48 of 100 (Notable)
9 August 1997	Hamburg, US	daily rain	26.9 mm (1.1 in)	18.5 mm (0.7 in)	103 years	48 of 100 (Notable)
9 August 1997	Dickson, US	daily low max	20.0 C (68.0 F)	4.4 C (7.9 F)	84 years	48 of 100 (Notable)
9 August 1997	New Braunfels, US	daily low max	26.1 C (79.0 F)	2.2 C (4.0 F)	96 years	47 of 100 (Notable)
9 August 1997	Altotonga, MX	daily low max	12.8 C (55.0 F)	5.0 C (9.0 F)	67 years	46 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

1798 to 1997

Records set or tied on this calendar date in each year from 1798 to 1997. 1997 had 1,446 records.

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

Records on 08-09 in each year
Year	Records
1798	2
1800	1
1838	1
1845	3
1856	1
1859	3
1861	1
1863	2
1868	1
1870	1
1871	1
1873	1
1875	1
1878	1
1881	3
1884	2
1886	1
1887	1
1888	1
1889	1
1890	1
1891	4
1892	4
1893	3
1894	3
1895	1
1896	3
1897	7
1898	12
1899	4
1900	8
1901	3
1902	3
1903	6
1904	9
1905	5
1906	15
1907	9
1908	9
1909	51
1910	16
1911	44
1912	47
1913	76
1914	21
1915	61
1916	37
1917	46
1918	210
1919	49
1920	289
1921	36
1922	70
1923	73
1924	143
1925	307
1926	142
1927	391
1928	220
1929	127
1930	570
1931	399
1932	194
1933	250
1934	654
1935	587
1936	519
1937	351
1938	379
1939	480
1940	455
1941	372
1942	527
1943	366
1944	647
1945	365
1946	307
1947	544
1948	440
1949	715
1950	407
1951	405
1952	317
1953	363
1954	377
1955	433
1956	278
1957	347
1958	417
1959	453
1960	459
1961	347
1962	636
1963	500
1964	755
1965	632
1966	568
1967	457
1968	1,037
1969	527
1970	751
1971	543
1972	1,089
1973	547
1974	660
1975	790
1976	883
1977	453
1978	784
1979	630
1980	945
1981	941
1982	935
1983	839
1984	683
1985	714
1986	509
1987	927
1988	625
1989	2,082
1990	799
1991	988
1992	1,699
1993	702
1994	1,097
1995	1,417
1996	864
1997	1,446
1998	969
1999	1,370
2000	1,237
2001	1,485
2002	1,167
2003	1,344
2004	941
2005	1,001
2006	828
2007	1,687
2008	667
2009	1,028
2010	1,393
2011	1,177
2012	843
2013	761
2014	531
2015	595
2016	634
2017	773
2018	972
2019	717
2020	643
2021	523
2022	793
2023	820
2024	952
2025	799
2026	1,019

Download the Data

Data for records on 1997-08-09: 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	1,065
20 to 40	27
40 to 60	6
60 to 80	5
80 to 100	1
100 to 120	1