Weather Records on 15 August 1990

758 weather records were set or tied worldwide on 15 August 1990. Highest significance: Sacaton, US.

Key Facts for 15 August 1990

On 15 August 1990, 758 weather records were set or tied at long-record stations worldwide.
353 were record highs and 213 were record lows, counting maximum and minimum temperature.
By timescale, 3 were all-time records, 20 monthly and 735 daily.
Sacaton set a monthly record daily precipitation of 101.6 mm (4.0 in) on 15 August 1990.
Across 168 earlier years (1793 to 2026) the same calendar date averaged 453 records.

Record Map

758 stations

758 station records on 15 August 1990 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 15 August 1990: highest significance records shown on the map
Station	Country	Type	Value	Significance
Sacaton	United States	Record daily precipitation	101.6 mm (4.0 in)	71 of 100 (Major)
Presa la Angostura	Mexico	Record daily precipitation	96.8 mm (3.8 in)	58 of 100 (Notable)
Kemchug	Russia	Record daily precipitation	40.7 mm (1.6 in)	56 of 100 (Notable)
Saigo	Japan	Record high maximum temperature	38.8 C (101.8 F)	51 of 100 (Notable)
Sorocinsk	Russia	Record daily precipitation	27.1 mm (1.1 in)	51 of 100 (Notable)
Sterling	United States	Record daily precipitation	31.0 mm (1.2 in)	51 of 100 (Notable)
Jervis Bay Nature Reserve	Australia	Record daily precipitation	110.0 mm (4.3 in)	49 of 100 (Notable)
Ganado	United States	Record daily precipitation	31.2 mm (1.2 in)	49 of 100 (Notable)
Greenville	United States	Record daily precipitation	76.5 mm (3.0 in)	49 of 100 (Notable)
Superior	United States	Record daily precipitation	72.4 mm (2.9 in)	48 of 100 (Notable)
Great Bend 3WNW	United States	Record daily precipitation	93.5 mm (3.7 in)	47 of 100 (Notable)
Cummins	Australia	Record daily precipitation	26.8 mm (1.1 in)	46 of 100 (Notable)
Sheringa (Lake Hamilton)	Australia	Record daily precipitation	37.0 mm (1.5 in)	46 of 100 (Notable)
Miami	United States	Record daily precipitation	44.5 mm (1.8 in)	46 of 100 (Notable)
Moorefield	United States	Record daily precipitation	52.1 mm (2.1 in)	46 of 100 (Notable)
Coulta	Australia	Record daily precipitation	33.6 mm (1.3 in)	45 of 100 (Notable)
Litchfield Park	United States	Record daily precipitation	45.7 mm (1.8 in)	45 of 100 (Notable)
Sacaton	United States	Record low maximum temperature	23.9 C (75.0 F)	44 of 100 (Notable)
Cuitzeo	Mexico	Record daily precipitation	37.8 mm (1.5 in)	42 of 100 (Notable)
Puente Colgante	Mexico	Record high minimum temperature	26.1 C (79.0 F)	41 of 100 (Notable)
Buckeye	United States	Record daily precipitation	36.8 mm (1.4 in)	41 of 100 (Notable)
Casa Grande Nm	United States	Record daily precipitation	41.4 mm (1.6 in)	41 of 100 (Notable)
Ft Valley	United States	Record low maximum temperature	16.1 C (61.0 F)	41 of 100 (Notable)
Tuba City	United States	Record low maximum temperature	20.6 C (69.1 F)	41 of 100 (Notable)
Bison 3NW	United States	Record daily precipitation	70.6 mm (2.8 in)	41 of 100 (Notable)
Aztec Ruins Nm	United States	Record low maximum temperature	22.2 C (72.0 F)	41 of 100 (Notable)
Mount Hope (Fairview)	Australia	Record daily precipitation	26.8 mm (1.1 in)	40 of 100 (Notable)
Muroran	Japan	Record daily precipitation	80.0 mm (3.1 in)	39 of 100 (Notable)
Deming	United States	Record low maximum temperature	25.6 C (78.1 F)	39 of 100 (Notable)
Hatch	United States	Record low maximum temperature	24.4 C (75.9 F)	38 of 100 (Notable)
Lock (Ninamanima)	Australia	Record daily precipitation	28.4 mm (1.1 in)	37 of 100 (Notable)
Pruzany	Belarus	Record daily precipitation	36.8 mm (1.4 in)	37 of 100 (Notable)
Svetlolobovo	Russia	Record daily precipitation	26.4 mm (1.0 in)	37 of 100 (Notable)
Wyola 1 SW	United States	Record high minimum temperature	20.0 C (68.0 F)	37 of 100 (Notable)
Brackettville	United States	Record low maximum temperature	26.7 C (80.1 F)	37 of 100 (Notable)
Childs	United States	Record low maximum temperature	25.0 C (77.0 F)	36 of 100 (Notable)
Chester	United States	Record high maximum temperature	37.2 C (99.0 F)	36 of 100 (Notable)
Tancochapa	Mexico	Record daily precipitation	69.9 mm (2.8 in)	35 of 100 (Notable)
Bartlett Dam	United States	Record low maximum temperature	25.0 C (77.0 F)	35 of 100 (Notable)
Inverness 3 SE	United States	Record low maximum temperature	28.9 C (84.0 F)	35 of 100 (Notable)
Winnsboro	United States	Record daily precipitation	38.9 mm (1.5 in)	35 of 100 (Notable)
Yallunda Flat (Meetigilly)	Australia	Record daily precipitation	28.2 mm (1.1 in)	34 of 100 (Routine)
Te Kowai Exp STN	Australia	Record high minimum temperature	20.0 C (68.0 F)	34 of 100 (Routine)
Kakinada	India	Record daily precipitation	42.7 mm (1.7 in)	34 of 100 (Routine)
Gage	United States	Record low maximum temperature	23.3 C (73.9 F)	34 of 100 (Routine)
Bendoc Park	Australia	Record daily precipitation	30.0 mm (1.2 in)	33 of 100 (Routine)
Encarnacion de Diaz	Mexico	Record daily precipitation	49.8 mm (2.0 in)	33 of 100 (Routine)
Imuris (Smn)	Mexico	Record low maximum temperature	25.0 C (77.0 F)	33 of 100 (Routine)
Wilsall 8 ENE	United States	Record high minimum temperature	17.8 C (64.0 F)	33 of 100 (Routine)
Phoenix City	United States	Record low maximum temperature	30.6 C (87.1 F)	33 of 100 (Routine)
Alturas	United States	Record high minimum temperature	10.6 C (51.1 F)	32 of 100 (Routine)
Overbrook 5 SE	United States	Record daily precipitation	52.1 mm (2.1 in)	32 of 100 (Routine)
Bridger 2 N	United States	Record high minimum temperature	17.2 C (63.0 F)	32 of 100 (Routine)
Medford	United States	Record daily precipitation	32.3 mm (1.3 in)	32 of 100 (Routine)
Winslow AP	United States	Record low maximum temperature	21.7 C (71.1 F)	32 of 100 (Routine)
Tukan	Russia	Record daily precipitation	27.2 mm (1.1 in)	31 of 100 (Routine)
Casa Grande	United States	Record low maximum temperature	30.0 C (86.0 F)	31 of 100 (Routine)
Clifton	United States	Record low maximum temperature	30.6 C (87.1 F)	31 of 100 (Routine)
McCracken	United States	Record daily precipitation	33.5 mm (1.3 in)	31 of 100 (Routine)
Kansk	Russia	Record daily precipitation	41.9 mm (1.6 in)	30 of 100 (Routine)

Counts by Type and Timescale

758 records

Records set or tied on 15 August 1990 by type: Highest daily maximum 165, Lowest daily maximum 161, Highest daily minimum 188, Lowest daily minimum 52, Heaviest daily rainfall 192.

Records on 15 August 1990 by type
Record type	Records
Highest daily maximum	165
Lowest daily maximum	161
Highest daily minimum	188
Lowest daily minimum	52
Heaviest daily rainfall	192
Heaviest daily snowfall	0
Deepest snow cover	0

Records on 15 August 1990 by timescale: all-time 3, monthly 20, daily 735.

How Much Records Were Beaten By

578 broken records

Margins by which the 578 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 82.1. Ties are not counted.

Top 20 by Significance

15 August 1990

Top 20 records on 15 August 1990 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
15 August 1990	Sacaton, US	monthly rain	101.6 mm (4.0 in)	34.0 mm (1.3 in)	68 years	71 of 100 (Major)
15 August 1990	Presa la Angostura, MX	daily rain	96.8 mm (3.8 in)	82.1 mm (3.2 in)	44 years	58 of 100 (Notable)
15 August 1990	Kemchug, RU	daily rain	40.7 mm (1.6 in)	26.0 mm (1.0 in)	39 years	56 of 100 (Notable)
15 August 1990	Saigo, JP	all-time high max	38.8 C (101.8 F)	4.2 C (7.6 F)	38 years	51 of 100 (Notable)
15 August 1990	Sorocinsk, RU	daily rain	27.1 mm (1.1 in)	22.0 mm (0.9 in)	28 years	51 of 100 (Notable)
15 August 1990	Sterling, US	daily rain	31.0 mm (1.2 in)	18.3 mm (0.7 in)	96 years	51 of 100 (Notable)
15 August 1990	Jervis Bay Nature Reserve, AU	daily rain	110.0 mm (4.3 in)	73.2 mm (2.9 in)	20 years	49 of 100 (Notable)
15 August 1990	Ganado, US	daily rain	31.2 mm (1.2 in)	20.8 mm (0.8 in)	49 years	49 of 100 (Notable)
15 August 1990	Greenville, US	daily rain	76.5 mm (3.0 in)	40.4 mm (1.6 in)	59 years	49 of 100 (Notable)
15 August 1990	Superior, US	daily rain	72.4 mm (2.9 in)	25.9 mm (1.0 in)	63 years	48 of 100 (Notable)
15 August 1990	Great Bend 3WNW, US	daily rain	93.5 mm (3.7 in)	31.8 mm (1.3 in)	64 years	47 of 100 (Notable)
15 August 1990	Cummins, AU	daily rain	26.8 mm (1.1 in)	14.1 mm (0.6 in)	32 years	46 of 100 (Notable)
15 August 1990	Sheringa (Lake Hamilton), AU	daily rain	37.0 mm (1.5 in)	12.9 mm (0.5 in)	28 years	46 of 100 (Notable)
15 August 1990	Miami, US	daily rain	44.5 mm (1.8 in)	20.4 mm (0.8 in)	68 years	46 of 100 (Notable)
15 August 1990	Moorefield, US	daily rain	52.1 mm (2.1 in)	36.9 mm (1.5 in)	21 years	46 of 100 (Notable)
15 August 1990	Coulta, AU	daily rain	33.6 mm (1.3 in)	18.2 mm (0.7 in)	4 years	45 of 100 (Notable)
15 August 1990	Litchfield Park, US	daily rain	45.7 mm (1.8 in)	26.9 mm (1.1 in)	47 years	45 of 100 (Notable)
15 August 1990	Sacaton, US	monthly low max	23.9 C (75.0 F)	1.7 C (3.1 F)	72 years	44 of 100 (Notable)
15 August 1990	Cuitzeo, MX	daily rain	37.8 mm (1.5 in)	21.5 mm (0.8 in)	27 years	42 of 100 (Notable)
15 August 1990	Puente Colgante, MX	daily high min	26.1 C (79.0 F)	3.9 C (7.0 F)	4 years	41 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 1990

Records set or tied on this calendar date in each year from 1793 to 1990. 1990 had 758 records.

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

Records on 08-15 in each year
Year	Records
1793	2
1802	1
1805	1
1812	1
1821	1
1838	2
1839	1
1841	1
1844	1
1845	3
1852	1
1854	1
1856	1
1858	1
1861	3
1867	1
1868	2
1869	1
1873	2
1875	1
1876	2
1877	1
1878	1
1879	1
1880	3
1881	2
1882	2
1883	1
1884	2
1885	3
1886	1
1887	1
1888	3
1890	2
1891	2
1892	3
1893	3
1895	1
1896	9
1897	3
1898	1
1899	2
1900	6
1901	5
1902	10
1903	5
1904	17
1905	26
1906	8
1907	14
1908	15
1909	30
1910	16
1911	26
1912	34
1913	42
1914	11
1915	26
1916	223
1917	32
1918	23
1919	22
1920	59
1921	55
1922	86
1923	116
1924	220
1925	91
1926	115
1927	223
1928	271
1929	586
1930	274
1931	351
1932	368
1933	268
1934	992
1935	414
1936	867
1937	574
1938	681
1939	450
1940	372
1941	289
1942	377
1943	426
1944	610
1945	433
1946	285
1947	559
1948	366
1949	559
1950	317
1951	597
1952	596
1953	449
1954	481
1955	539
1956	390
1957	355
1958	1,092
1959	515
1960	417
1961	704
1962	1,052
1963	972
1964	1,185
1965	535
1966	340
1967	687
1968	1,002
1969	583
1970	382
1971	899
1972	613
1973	499
1974	512
1975	490
1976	1,345
1977	550
1978	841
1979	1,788
1980	745
1981	588
1982	479
1983	955
1984	622
1985	915
1986	1,283
1987	1,098
1988	1,479
1989	495
1990	758
1991	778
1992	1,638
1993	831
1994	1,073
1995	1,298
1996	929
1997	927
1998	861
1999	956
2000	932
2001	1,254
2002	1,307
2003	1,248
2004	1,424
2005	1,067
2006	923
2007	1,317
2008	964
2009	1,038
2010	1,622
2011	770
2012	654
2013	711
2014	583
2015	759
2016	707
2017	532
2018	328
2019	435
2020	1,327
2021	900
2022	692
2023	1,414
2024	729
2025	772
2026	975

Download the Data

Data for records on 1990-08-15: 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	551
20 to 40	22
40 to 60	3
60 to 80	1
80 to 100	1