Weather Records on 11 August 1997

1,512 weather records were set or tied worldwide on 11 August 1997. Highest significance: Elk City 4 W, US.

Key Facts for 11 August 1997

On 11 August 1997, 1,512 weather records were set or tied at long-record stations worldwide.
574 were record highs and 603 were record lows, counting maximum and minimum temperature.
By timescale, 14 were all-time records, 52 monthly and 1,446 daily.
Elk City 4 W set a daily record precipitation of 131.3 mm (5.2 in) on 11 August 1997.
Across 161 earlier years (1793 to 2026) the same calendar date averaged 454 records.

Record Map

1,512 stations

1,512 station records on 11 August 1997 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 11 August 1997: highest significance records shown on the map
Station	Country	Type	Value	Significance
Elk City 4 W	United States	Record daily precipitation	131.3 mm (5.2 in)	66 of 100 (Major)
Altus Irig Rsch STN	United States	Record daily precipitation	62.7 mm (2.5 in)	65 of 100 (Major)
Saint Paul	United States	Record daily precipitation	58.4 mm (2.3 in)	59 of 100 (Notable)
Woodruff	United States	Record daily precipitation	27.9 mm (1.1 in)	56 of 100 (Notable)
Central City	United States	Record daily precipitation	89.7 mm (3.5 in)	55 of 100 (Notable)
Tulihe	China	Record daily precipitation	72.1 mm (2.8 in)	54 of 100 (Notable)
Miller	United States	Record daily precipitation	81.3 mm (3.2 in)	54 of 100 (Notable)
Geneva	United States	Record low maximum temperature	14.4 C (57.9 F)	53 of 100 (Notable)
Pao de Acucar	Brazil	Record daily precipitation	25.2 mm (1.0 in)	52 of 100 (Notable)
Ainsworth	United States	Record low maximum temperature	15.0 C (59.0 F)	52 of 100 (Notable)
Altus Dam	United States	Record daily precipitation	76.7 mm (3.0 in)	52 of 100 (Notable)
Wichita Mtn Wr	United States	Record daily precipitation	52.1 mm (2.1 in)	52 of 100 (Notable)
Vernal	United States	Record low maximum temperature	18.9 C (66.0 F)	52 of 100 (Notable)
Aasiaat	Greenland [Denmark]	Record daily precipitation	63.0 mm (2.5 in)	51 of 100 (Notable)
Hay Springs	United States	Record low maximum temperature	13.9 C (57.0 F)	51 of 100 (Notable)
Mangum	United States	Record daily precipitation	130.0 mm (5.1 in)	51 of 100 (Notable)
Denver-Stapleton	United States	Record daily precipitation	35.8 mm (1.4 in)	51 of 100 (Notable)
Oxford	United Kingdom	Record high minimum temperature	20.5 C (68.9 F)	50 of 100 (Notable)
Dubois	United States	Record low maximum temperature	13.9 C (57.0 F)	50 of 100 (Notable)
Tunka	Russia	Record daily precipitation	48.0 mm (1.9 in)	49 of 100 (Notable)
Clinton	United States	Record daily precipitation	67.1 mm (2.6 in)	49 of 100 (Notable)
Saint Paul	United States	Record low maximum temperature	15.6 C (60.1 F)	48 of 100 (Notable)
Mount Pleasant	Australia	Record daily precipitation	25.2 mm (1.0 in)	47 of 100 (Notable)
Chatillon-Sur-Seine	France	Record daily precipitation	36.0 mm (1.4 in)	47 of 100 (Notable)
Broken Bow 2 W	United States	Record low maximum temperature	14.4 C (57.9 F)	46 of 100 (Notable)
Portales	United States	Record high minimum temperature	23.3 C (73.9 F)	46 of 100 (Notable)
Tyndall	United States	Record low maximum temperature	16.7 C (62.1 F)	46 of 100 (Notable)
Flomot 4 NE	United States	Record daily precipitation	112.8 mm (4.4 in)	46 of 100 (Notable)
Buffalo	United States	Record low maximum temperature	16.1 C (61.0 F)	46 of 100 (Notable)
Lusk 2 SW	United States	Record low maximum temperature	11.1 C (52.0 F)	46 of 100 (Notable)
Grand Is Cntrl NE Rgnl AP	United States	Record daily precipitation	81.8 mm (3.2 in)	46 of 100 (Notable)
Aurora	United States	Record daily precipitation	58.4 mm (2.3 in)	45 of 100 (Notable)
Wakefield 3NW	United States	Record low maximum temperature	17.2 C (63.0 F)	45 of 100 (Notable)
W Pt	United States	Record low maximum temperature	17.8 C (64.0 F)	45 of 100 (Notable)
Atlantic 1 NE	United States	Record low maximum temperature	17.8 C (64.0 F)	44 of 100 (Notable)
Logan 1 WNW	United States	Record low maximum temperature	20.6 C (69.1 F)	44 of 100 (Notable)
Columbus 3 NE	United States	Record low maximum temperature	15.6 C (60.1 F)	44 of 100 (Notable)
Forestburg 4 NNE	United States	Record low maximum temperature	19.4 C (66.9 F)	44 of 100 (Notable)
Darlington Wwtp	United States	Record low maximum temperature	17.2 C (63.0 F)	44 of 100 (Notable)
Basin	United States	Record low maximum temperature	17.8 C (64.0 F)	44 of 100 (Notable)
Wamsutter	United States	Record low maximum temperature	16.1 C (61.0 F)	44 of 100 (Notable)
Dublin Phoenix Park	Ireland	Record high minimum temperature	16.1 C (61.0 F)	43 of 100 (Notable)
Forse	Sweden	Record low minimum temperature	-2.0 C (28.4 F)	43 of 100 (Notable)
Princeton	United States	Record low maximum temperature	20.0 C (68.0 F)	43 of 100 (Notable)
Auburn 5 ESE	United States	Record low maximum temperature	18.9 C (66.0 F)	43 of 100 (Notable)
Crete 4ESE	United States	Record low maximum temperature	18.9 C (66.0 F)	43 of 100 (Notable)
O'Neill	United States	Record low maximum temperature	16.1 C (61.0 F)	43 of 100 (Notable)
Wessington Springs	United States	Record low maximum temperature	17.8 C (64.0 F)	43 of 100 (Notable)
Paso Robles	United States	Record low maximum temperature	21.7 C (71.1 F)	42 of 100 (Notable)
Avon Park 2 W	United States	Record daily precipitation	83.8 mm (3.3 in)	42 of 100 (Notable)
Alexandria	United States	Record low maximum temperature	19.4 C (66.9 F)	42 of 100 (Notable)
Biskra	Algeria	Record high minimum temperature	31.4 C (88.5 F)	41 of 100 (Notable)
Sabancuy	Mexico	Record daily precipitation	73.9 mm (2.9 in)	41 of 100 (Notable)
Boquilla Numero Uno	Mexico	Record high minimum temperature	25.6 C (78.1 F)	41 of 100 (Notable)
West Souburg	Netherlands	Record high minimum temperature	20.5 C (68.9 F)	41 of 100 (Notable)
Julesburg	United States	Record low maximum temperature	18.9 C (66.0 F)	41 of 100 (Notable)
Sac City	United States	Record low maximum temperature	19.4 C (66.9 F)	41 of 100 (Notable)
Atkinson 3SW	United States	Record low maximum temperature	16.1 C (61.0 F)	41 of 100 (Notable)
Bridgeport	United States	Record low maximum temperature	20.6 C (69.1 F)	41 of 100 (Notable)
Ewing	United States	Record low maximum temperature	16.7 C (62.1 F)	41 of 100 (Notable)

Counts by Type and Timescale

1,512 records

Records set or tied on 11 August 1997 by type: Highest daily maximum 267, Lowest daily maximum 493, Highest daily minimum 307, Lowest daily minimum 110, Heaviest daily rainfall 335.

Records on 11 August 1997 by type
Record type	Records
Highest daily maximum	267
Lowest daily maximum	493
Highest daily minimum	307
Lowest daily minimum	110
Heaviest daily rainfall	335
Heaviest daily snowfall	0
Deepest snow cover	0

Records on 11 August 1997 by timescale: all-time 14, monthly 52, daily 1,446.

How Much Records Were Beaten By

1,196 broken records

Margins by which the 1,196 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 110.2. Ties are not counted.

Top 20 by Significance

11 August 1997

Top 20 records on 11 August 1997 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
11 August 1997	Elk City 4 W, US	daily rain	131.3 mm (5.2 in)	110.2 mm (4.3 in)	59 years	66 of 100 (Major)
11 August 1997	Altus Irig Rsch STN, US	daily rain	62.7 mm (2.5 in)	52.5 mm (2.1 in)	80 years	65 of 100 (Major)
11 August 1997	Saint Paul, US	daily rain	58.4 mm (2.3 in)	34.8 mm (1.4 in)	72 years	59 of 100 (Notable)
11 August 1997	Woodruff, US	daily rain	27.9 mm (1.1 in)	12.2 mm (0.5 in)	72 years	56 of 100 (Notable)
11 August 1997	Central City, US	daily rain	89.7 mm (3.5 in)	54.1 mm (2.1 in)	16 years	55 of 100 (Notable)
11 August 1997	Tulihe, CN	daily rain	72.1 mm (2.8 in)	44.5 mm (1.8 in)	34 years	54 of 100 (Notable)
11 August 1997	Miller, US	daily rain	81.3 mm (3.2 in)	44.5 mm (1.8 in)	36 years	54 of 100 (Notable)
11 August 1997	Geneva, US	daily low max	14.4 C (57.9 F)	6.2 C (11.2 F)	100 years	53 of 100 (Notable)
11 August 1997	Pao de Acucar, BR	daily rain	25.2 mm (1.0 in)	12.9 mm (0.5 in)	54 years	52 of 100 (Notable)
11 August 1997	Ainsworth, US	daily low max	15.0 C (59.0 F)	7.8 C (14.0 F)	88 years	52 of 100 (Notable)
11 August 1997	Altus Dam, US	daily rain	76.7 mm (3.0 in)	67.6 mm (2.7 in)	26 years	52 of 100 (Notable)
11 August 1997	Wichita Mtn Wr, US	daily rain	52.1 mm (2.1 in)	29.2 mm (1.1 in)	80 years	52 of 100 (Notable)
11 August 1997	Vernal, US	daily low max	18.9 C (66.0 F)	4.4 C (7.9 F)	95 years	52 of 100 (Notable)
11 August 1997	Aasiaat, GL	monthly rain	63.0 mm (2.5 in)	22.0 mm (0.9 in)	12 years	51 of 100 (Notable)
11 August 1997	Hay Springs, US	daily low max	13.9 C (57.0 F)	7.2 C (13.0 F)	86 years	51 of 100 (Notable)
11 August 1997	Mangum, US	monthly rain	130.0 mm (5.1 in)	19.5 mm (0.8 in)	76 years	51 of 100 (Notable)
11 August 1997	Denver-Stapleton, US	daily rain	35.8 mm (1.4 in)	26.9 mm (1.1 in)	31 years	51 of 100 (Notable)
11 August 1997	Oxford, GB	monthly high min	20.5 C (68.9 F)	0.2 C (0.4 F)	137 years	50 of 100 (Notable)
11 August 1997	Dubois, US	daily low max	13.9 C (57.0 F)	5.5 C (9.9 F)	88 years	50 of 100 (Notable)
11 August 1997	Tunka, RU	daily rain	48.0 mm (1.9 in)	24.2 mm (1.0 in)	30 years	49 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 1997

Records set or tied on this calendar date in each year from 1793 to 1997. 1997 had 1,512 records.

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

Records on 08-11 in each year
Year	Records
1793	1
1796	1
1811	1
1815	2
1838	1
1839	1
1841	1
1851	1
1855	1
1858	1
1861	2
1862	1
1863	1
1864	6
1865	1
1866	6
1869	4
1871	1
1875	1
1879	2
1881	1
1883	1
1885	1
1888	1
1889	4
1890	4
1891	1
1892	4
1893	1
1894	1
1895	2
1896	5
1897	3
1898	2
1899	3
1900	4
1901	4
1902	13
1903	12
1904	19
1905	9
1906	6
1907	8
1908	10
1909	41
1910	9
1911	24
1912	46
1913	43
1914	26
1915	27
1916	64
1917	217
1918	29
1919	18
1920	54
1921	201
1922	98
1923	80
1924	149
1925	219
1926	140
1927	190
1928	174
1929	354
1930	471
1931	453
1932	281
1933	416
1934	620
1935	499
1936	541
1937	356
1938	315
1939	389
1940	359
1941	807
1942	390
1943	345
1944	936
1945	401
1946	419
1947	709
1948	306
1949	471
1950	320
1951	296
1952	417
1953	283
1954	536
1955	319
1956	457
1957	305
1958	494
1959	337
1960	461
1961	429
1962	662
1963	493
1964	677
1965	793
1966	1,037
1967	1,071
1968	619
1969	533
1970	526
1971	711
1972	823
1973	451
1974	596
1975	753
1976	529
1977	845
1978	433
1979	797
1980	929
1981	645
1982	1,232
1983	1,095
1984	822
1985	804
1986	563
1987	885
1988	1,119
1989	983
1990	760
1991	822
1992	928
1993	840
1994	1,173
1995	1,324
1996	1,147
1997	1,512
1998	1,232
1999	1,152
2000	924
2001	811
2002	1,152
2003	1,601
2004	1,478
2005	1,031
2006	896
2007	1,428
2008	945
2009	836
2010	2,289
2011	1,106
2012	953
2013	470
2014	556
2015	696
2016	1,340
2017	619
2018	861
2019	758
2020	688
2021	834
2022	661
2023	757
2024	643
2025	722
2026	765

Download the Data

Data for records on 1997-08-11: 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	1,156
20 to 40	27
40 to 60	10
60 to 80	2
80 to 100	0
100 to 120	1