Weather Records on 23 August 1990

661 weather records were set or tied worldwide on 23 August 1990. Highest significance: Highmore, US.

Key Facts for 23 August 1990

On 23 August 1990, 661 weather records were set or tied at long-record stations worldwide.
240 were record highs and 191 were record lows, counting maximum and minimum temperature.
By timescale, 10 were all-time records, 19 monthly and 632 daily.
Highmore set a daily record precipitation of 66.0 mm (2.6 in) on 23 August 1990.
Across 164 earlier years (1802 to 2026) the same calendar date averaged 443 records.

Record Map

661 stations

661 station records on 23 August 1990 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 23 August 1990: highest significance records shown on the map
Station	Country	Type	Value	Significance
Highmore	United States	Record daily precipitation	66.0 mm (2.6 in)	69 of 100 (Major)
Inhumas	Brazil	Record daily precipitation	63.4 mm (2.5 in)	62 of 100 (Major)
Willow City	United States	Record daily precipitation	79.5 mm (3.1 in)	57 of 100 (Notable)
Lermontovka	Russia	Record daily precipitation	91.7 mm (3.6 in)	51 of 100 (Notable)
Patterson	United States	Record daily precipitation	98.6 mm (3.9 in)	50 of 100 (Notable)
Williamson	United States	Record daily precipitation	84.3 mm (3.3 in)	50 of 100 (Notable)
Larissa	Greece	Record daily precipitation	56.5 mm (2.2 in)	47 of 100 (Notable)
Creighton	United States	Record daily precipitation	48.8 mm (1.9 in)	46 of 100 (Notable)
Dale Enterprise	United States	Record daily precipitation	70.9 mm (2.8 in)	46 of 100 (Notable)
Painter 2 W	United States	Record daily precipitation	132.1 mm (5.2 in)	45 of 100 (Notable)
Narva	Estonia	Record daily precipitation	39.3 mm (1.5 in)	44 of 100 (Notable)
Sosunovo	Russia	Record daily precipitation	88.1 mm (3.5 in)	44 of 100 (Notable)
Collbran	United States	Record low maximum temperature	19.4 C (66.9 F)	44 of 100 (Notable)
Ewing	United States	Record daily precipitation	81.3 mm (3.2 in)	44 of 100 (Notable)
Carrera Larga	Mexico	Record daily precipitation	128.3 mm (5.1 in)	43 of 100 (Notable)
Kerrs Creek 6 WNW	United States	Record daily precipitation	48.0 mm (1.9 in)	43 of 100 (Notable)
Oxford	United Kingdom	Record high minimum temperature	17.3 C (63.1 F)	42 of 100 (Notable)
Howard 2SE	United States	Record high minimum temperature	28.9 C (84.0 F)	42 of 100 (Notable)
Newport	United States	Record daily precipitation	66.8 mm (2.6 in)	42 of 100 (Notable)
Babaevo	Russia	Record daily precipitation	47.4 mm (1.9 in)	41 of 100 (Notable)
Durham	United Kingdom	Record high maximum temperature	25.5 C (77.9 F)	41 of 100 (Notable)
Tihvin	Russia	Record daily precipitation	28.7 mm (1.1 in)	40 of 100 (Notable)
Oneida	United States	Record daily precipitation	68.6 mm (2.7 in)	40 of 100 (Notable)
Atkinson 3SW	United States	Record daily precipitation	127.0 mm (5.0 in)	40 of 100 (Notable)
Niobrara	United States	Record daily precipitation	43.9 mm (1.7 in)	40 of 100 (Notable)
Eureka	United States	Record daily precipitation	57.9 mm (2.3 in)	40 of 100 (Notable)
Warsaw 2 NW	United States	Record daily precipitation	68.1 mm (2.7 in)	40 of 100 (Notable)
Rinconada	Mexico	Record high minimum temperature	25.0 C (77.0 F)	39 of 100 (Notable)
Windham 3 E	United States	Record daily precipitation	30.5 mm (1.2 in)	39 of 100 (Notable)
Denton 2 SE	United States	Record daily precipitation	49.0 mm (1.9 in)	39 of 100 (Notable)
Harper 3ENE	United States	Record daily precipitation	82.6 mm (3.3 in)	38 of 100 (Notable)
Bikin	Russia	Record daily precipitation	63.0 mm (2.5 in)	37 of 100 (Notable)
Ponferrada	Spain	Record daily precipitation	26.1 mm (1.0 in)	37 of 100 (Notable)
Sheffield	United Kingdom	Record high maximum temperature	28.0 C (82.4 F)	37 of 100 (Notable)
Van Wert 1 S	United States	Record low maximum temperature	21.1 C (70.0 F)	37 of 100 (Notable)
Pactola Dam	United States	Record daily precipitation	28.4 mm (1.1 in)	37 of 100 (Notable)
Yongan	China	Record daily precipitation	54.0 mm (2.1 in)	35 of 100 (Notable)
Yangjiang	China	Record high maximum temperature	37.5 C (99.5 F)	35 of 100 (Notable)
Santo Tomas (Cfe)	Mexico	Record daily precipitation	52.8 mm (2.1 in)	35 of 100 (Notable)
Arhangelsk	Russia	Record low minimum temperature	-1.0 C (30.2 F)	35 of 100 (Notable)
Armagh	United Kingdom	Record high minimum temperature	16.2 C (61.2 F)	35 of 100 (Notable)
Hillsboro	United States	Record low maximum temperature	21.1 C (70.0 F)	35 of 100 (Notable)
La Union	Mexico	Record daily precipitation	61.2 mm (2.4 in)	34 of 100 (Routine)
Gatlinburg 2 SW	United States	Record daily precipitation	64.3 mm (2.5 in)	34 of 100 (Routine)
Alpharetta 4 SSW	United States	Record daily precipitation	63.5 mm (2.5 in)	33 of 100 (Routine)
Sealy	United States	Record low maximum temperature	28.3 C (82.9 F)	33 of 100 (Routine)
Jyvaskyla Lentoasema	Finland	Record daily precipitation	29.3 mm (1.2 in)	32 of 100 (Routine)
Socorro	United States	Record low minimum temperature	8.3 C (46.9 F)	32 of 100 (Routine)
Hanover	United States	Record low maximum temperature	18.9 C (66.0 F)	32 of 100 (Routine)
Phoenixville 1 E	United States	Record low maximum temperature	21.1 C (70.0 F)	32 of 100 (Routine)
Breckenridge	United States	Record daily precipitation	79.2 mm (3.1 in)	32 of 100 (Routine)
Lafayette Rgnl AP	United States	Record daily precipitation	42.7 mm (1.7 in)	32 of 100 (Routine)
Astrahanka	Russia	Record daily precipitation	52.1 mm (2.1 in)	31 of 100 (Routine)
D'Lo 2 SW	United States	Record high maximum temperature	37.8 C (100.0 F)	31 of 100 (Routine)
Butte	United States	Record daily precipitation	35.3 mm (1.4 in)	31 of 100 (Routine)
Trenton	United States	Record daily precipitation	53.1 mm (2.1 in)	31 of 100 (Routine)
Hico	United States	Record daily precipitation	95.3 mm (3.8 in)	31 of 100 (Routine)
McComb AP	United States	Record daily precipitation	53.6 mm (2.1 in)	31 of 100 (Routine)
Zuara	Libya	Record high minimum temperature	26.5 C (79.7 F)	30 of 100 (Routine)
Oktyabr Skoye	Russia	Record daily precipitation	25.0 mm (1.0 in)	30 of 100 (Routine)

Counts by Type and Timescale

661 records

Records set or tied on 23 August 1990 by type: Highest daily maximum 114, Lowest daily maximum 135, Highest daily minimum 126, Lowest daily minimum 56, Heaviest daily rainfall 230.

Records on 23 August 1990 by type
Record type	Records
Highest daily maximum	114
Lowest daily maximum	135
Highest daily minimum	126
Lowest daily minimum	56
Heaviest daily rainfall	230
Heaviest daily snowfall	0
Deepest snow cover	0

Records on 23 August 1990 by timescale: all-time 10, monthly 19, daily 632.

How Much Records Were Beaten By

507 broken records

Margins by which the 507 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 91.0. Ties are not counted.

Top 20 by Significance

23 August 1990

Top 20 records on 23 August 1990 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
23 August 1990	Highmore, US	daily rain	66.0 mm (2.6 in)	40.6 mm (1.6 in)	84 years	69 of 100 (Major)
23 August 1990	Inhumas, BR	monthly rain	63.4 mm (2.5 in)	31.4 mm (1.2 in)	27 years	62 of 100 (Major)
23 August 1990	Willow City, US	daily rain	79.5 mm (3.1 in)	49.8 mm (2.0 in)	28 years	57 of 100 (Notable)
23 August 1990	Lermontovka, RU	daily rain	91.7 mm (3.6 in)	56.5 mm (2.2 in)	28 years	51 of 100 (Notable)
23 August 1990	Patterson, US	daily rain	98.6 mm (3.9 in)	56.4 mm (2.2 in)	20 years	50 of 100 (Notable)
23 August 1990	Williamson, US	daily rain	84.3 mm (3.3 in)	48.2 mm (1.9 in)	11 years	50 of 100 (Notable)
23 August 1990	Larissa, GR	monthly rain	56.5 mm (2.2 in)	18.6 mm (0.7 in)	35 years	47 of 100 (Notable)
23 August 1990	Creighton, US	daily rain	48.8 mm (1.9 in)	37.9 mm (1.5 in)	35 years	46 of 100 (Notable)
23 August 1990	Dale Enterprise, US	daily rain	70.9 mm (2.8 in)	23.9 mm (0.9 in)	56 years	46 of 100 (Notable)
23 August 1990	Painter 2 W, US	daily rain	132.1 mm (5.2 in)	85.1 mm (3.4 in)	8 years	45 of 100 (Notable)
23 August 1990	Narva, EE	daily rain	39.3 mm (1.5 in)	9.8 mm (0.39 in)	77 years	44 of 100 (Notable)
23 August 1990	Sosunovo, RU	daily rain	88.1 mm (3.5 in)	61.3 mm (2.4 in)	5 years	44 of 100 (Notable)
23 August 1990	Collbran, US	daily low max	19.4 C (66.9 F)	2.8 C (5.0 F)	88 years	44 of 100 (Notable)
23 August 1990	Ewing, US	daily rain	81.3 mm (3.2 in)	32.5 mm (1.3 in)	36 years	44 of 100 (Notable)
23 August 1990	Carrera Larga, MX	daily rain	128.3 mm (5.1 in)	91.0 mm (3.6 in)	4 years	43 of 100 (Notable)
23 August 1990	Kerrs Creek 6 WNW, US	daily rain	48.0 mm (1.9 in)	42.4 mm (1.7 in)	40 years	43 of 100 (Notable)
23 August 1990	Oxford, GB	daily high min	17.3 C (63.1 F)	0.6 C (1.1 F)	174 years	42 of 100 (Notable)
23 August 1990	Howard 2SE, US	daily high min	28.9 C (84.0 F)	5.0 C (9.0 F)	68 years	42 of 100 (Notable)
23 August 1990	Newport, US	daily rain	66.8 mm (2.6 in)	9.6 mm (0.38 in)	84 years	42 of 100 (Notable)
23 August 1990	Babaevo, RU	daily rain	47.4 mm (1.9 in)	22.0 mm (0.9 in)	24 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

1802 to 1990

Records set or tied on this calendar date in each year from 1802 to 1990. 1990 had 661 records.

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

Records on 08-23 in each year
Year	Records
1802	1
1805	1
1813	2
1816	2
1817	1
1818	1
1829	1
1839	3
1840	1
1846	1
1847	1
1848	1
1853	2
1857	1
1858	1
1864	1
1867	1
1869	1
1870	1
1871	1
1874	2
1877	2
1881	1
1882	2
1883	1
1884	2
1886	1
1887	2
1890	3
1891	4
1892	4
1893	4
1894	2
1895	3
1896	6
1897	1
1898	8
1899	8
1900	2
1901	10
1902	9
1903	9
1904	6
1905	8
1906	27
1907	15
1908	18
1909	10
1910	15
1911	23
1912	44
1913	9
1914	23
1915	63
1916	23
1917	26
1918	91
1919	24
1920	102
1921	280
1922	58
1923	284
1924	127
1925	182
1926	99
1927	198
1928	196
1929	240
1930	432
1931	412
1932	211
1933	342
1934	308
1935	220
1936	980
1937	522
1938	654
1939	439
1940	535
1941	375
1942	540
1943	505
1944	578
1945	338
1946	416
1947	1,071
1948	594
1949	456
1950	461
1951	347
1952	456
1953	292
1954	438
1955	375
1956	501
1957	645
1958	402
1959	494
1960	806
1961	644
1962	364
1963	380
1964	724
1965	357
1966	802
1967	541
1968	1,384
1969	728
1970	518
1971	610
1972	614
1973	650
1974	612
1975	627
1976	703
1977	557
1978	577
1979	459
1980	552
1981	663
1982	713
1983	1,264
1984	862
1985	1,187
1986	839
1987	1,119
1988	1,604
1989	902
1990	661
1991	697
1992	1,291
1993	796
1994	738
1995	1,212
1996	1,161
1997	1,599
1998	1,138
1999	802
2000	936
2001	834
2002	931
2003	1,103
2004	862
2005	786
2006	728
2007	1,513
2008	966
2009	1,241
2010	1,244
2011	1,412
2012	688
2013	397
2014	960
2015	673
2016	595
2017	543
2018	479
2019	445
2020	1,093
2021	629
2022	781
2023	1,287
2024	1,150
2025	1,295
2026	592

Download the Data

Data for records on 1990-08-23: 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	466
20 to 40	28
40 to 60	9
60 to 80	2
80 to 100	2