Weather Records on 11 August 1990

760 weather records were set or tied worldwide on 11 August 1990. Highest significance: Haverhill, US.

Key Facts for 11 August 1990

On 11 August 1990, 760 weather records were set or tied at long-record stations worldwide.
270 were record highs and 186 were record lows, counting maximum and minimum temperature.
By timescale, 2 were all-time records, 17 monthly and 741 daily.
Haverhill set a daily record precipitation of 66.8 mm (2.6 in) on 11 August 1990.
Across 161 earlier years (1793 to 2026) the same calendar date averaged 459 records.

Record Map

760 stations

760 station records on 11 August 1990 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 11 August 1990: highest significance records shown on the map
Station	Country	Type	Value	Significance
Haverhill	United States	Record daily precipitation	66.8 mm (2.6 in)	59 of 100 (Notable)
Suhobuzimskoe	Russia	Record daily precipitation	47.4 mm (1.9 in)	56 of 100 (Notable)
Middletown 4 W	United States	Record daily precipitation	102.4 mm (4.0 in)	56 of 100 (Notable)
Pinkham Notch	United States	Record daily precipitation	93.2 mm (3.7 in)	56 of 100 (Notable)
Frankfort	United States	Record daily precipitation	79.5 mm (3.1 in)	53 of 100 (Notable)
Blackwater Dam	United States	Record daily precipitation	107.4 mm (4.2 in)	50 of 100 (Notable)
Gann Valley 4NW	United States	Record daily precipitation	47.2 mm (1.9 in)	50 of 100 (Notable)
Sholapur	India	Record daily precipitation	96.5 mm (3.8 in)	49 of 100 (Notable)
Vernon	United States	Record daily precipitation	87.9 mm (3.5 in)	49 of 100 (Notable)
Tiraspol	Moldova	Record daily precipitation	47.5 mm (1.9 in)	48 of 100 (Notable)
Presa Plutarco Elias Calles	Mexico	Record daily precipitation	66.3 mm (2.6 in)	48 of 100 (Notable)
La Ciudad (Cfe)	Mexico	Record daily precipitation	80.0 mm (3.1 in)	48 of 100 (Notable)
Franklin Falls Dam	United States	Record daily precipitation	116.3 mm (4.6 in)	48 of 100 (Notable)
Surry Mtn Lake	United States	Record daily precipitation	90.9 mm (3.6 in)	48 of 100 (Notable)
Hvalynsk	Russia	Record daily precipitation	30.7 mm (1.2 in)	47 of 100 (Notable)
Wigwam Rsvr	United States	Record daily precipitation	112.3 mm (4.4 in)	47 of 100 (Notable)
Buckeye	United States	Record daily precipitation	59.7 mm (2.4 in)	46 of 100 (Notable)
San Pedro de la Cueva (Cfe)	Mexico	Record daily precipitation	74.9 mm (2.9 in)	45 of 100 (Notable)
Bulls Brg Dam	United States	Record daily precipitation	88.4 mm (3.5 in)	45 of 100 (Notable)
Puente Colgante	Mexico	Record high minimum temperature	26.1 C (79.0 F)	44 of 100 (Notable)
Cuetzalan del Progreso	Mexico	Record low minimum temperature	10.6 C (51.1 F)	44 of 100 (Notable)
Korsakov	Russia	Record daily precipitation	62.0 mm (2.4 in)	43 of 100 (Notable)
Bedford	United States	Record daily precipitation	67.6 mm (2.7 in)	43 of 100 (Notable)
Reading	United States	Record daily precipitation	97.3 mm (3.8 in)	43 of 100 (Notable)
Grafton	United States	Record daily precipitation	57.7 mm (2.3 in)	43 of 100 (Notable)
Houlton AP	United States	Record daily precipitation	85.9 mm (3.4 in)	43 of 100 (Notable)
Nevada City	United States	Record high minimum temperature	19.4 C (66.9 F)	42 of 100 (Notable)
Amite	United States	Record low minimum temperature	14.4 C (57.9 F)	42 of 100 (Notable)
Phillips	United States	Record daily precipitation	35.1 mm (1.4 in)	41 of 100 (Notable)
Presa Alvaro Obregon	Mexico	Record daily precipitation	110.0 mm (4.3 in)	40 of 100 (Notable)
Westfield	United States	Record daily precipitation	93.5 mm (3.7 in)	40 of 100 (Notable)
Sunnyside - Lund 31S	United States	Record high minimum temperature	18.3 C (64.9 F)	40 of 100 (Notable)
Canoe Brook	United States	Record daily precipitation	81.3 mm (3.2 in)	40 of 100 (Notable)
Stonehouse	Australia	Record daily precipitation	26.0 mm (1.0 in)	39 of 100 (Notable)
Lanzhou	China	Record daily precipitation	56.9 mm (2.2 in)	39 of 100 (Notable)
Presa El Giron	Mexico	Record daily precipitation	35.8 mm (1.4 in)	39 of 100 (Notable)
Chesterfield	United States	Record daily precipitation	58.4 mm (2.3 in)	39 of 100 (Notable)
El Alamo	Mexico	Record daily precipitation	45.0 mm (1.8 in)	38 of 100 (Notable)
Covington 8 WNW	United States	Record low minimum temperature	15.6 C (60.1 F)	38 of 100 (Notable)
Belfast	United States	Record daily precipitation	54.1 mm (2.1 in)	38 of 100 (Notable)
Orono	United States	Record daily precipitation	65.3 mm (2.6 in)	38 of 100 (Notable)
Hardy	United States	Record daily precipitation	69.3 mm (2.7 in)	38 of 100 (Notable)
Beringovskaja	Russia	Record daily precipitation	33.8 mm (1.3 in)	37 of 100 (Notable)
Middleton	United States	Record daily precipitation	48.3 mm (1.9 in)	37 of 100 (Notable)
Gallipolis	United States	Record daily precipitation	64.0 mm (2.5 in)	37 of 100 (Notable)
Santa Rosalia (Dge)	Mexico	Record daily precipitation	48.8 mm (1.9 in)	36 of 100 (Notable)
Alton 1 W	United States	Record daily precipitation	27.4 mm (1.1 in)	36 of 100 (Notable)
Detroit Lakes 1 NNE	United States	Record low minimum temperature	1.1 C (34.0 F)	36 of 100 (Notable)
Port Gibson 1 NE	United States	Record low minimum temperature	12.8 C (55.0 F)	36 of 100 (Notable)
Mt Sunapee	United States	Record daily precipitation	53.6 mm (2.1 in)	36 of 100 (Notable)
Marlinton	United States	Record daily precipitation	29.5 mm (1.2 in)	36 of 100 (Notable)
Kaycee	United States	Record low maximum temperature	21.1 C (70.0 F)	36 of 100 (Notable)
Brunswick NAS	United States	Record daily precipitation	61.2 mm (2.4 in)	36 of 100 (Notable)
Bridgewater	United States	Record daily precipitation	51.3 mm (2.0 in)	35 of 100 (Notable)
Poplarville Exp STN	United States	Record low minimum temperature	15.0 C (59.0 F)	35 of 100 (Notable)
Mc Henry 3W	United States	Record low maximum temperature	12.8 C (55.0 F)	35 of 100 (Notable)
Heppner	United States	Record high minimum temperature	18.9 C (66.0 F)	35 of 100 (Notable)
Ponca City Muni AP	United States	Record daily precipitation	74.4 mm (2.9 in)	35 of 100 (Notable)
Jyvaskyla Lentoasema	Finland	Record daily precipitation	36.8 mm (1.4 in)	34 of 100 (Routine)
Vesanto Sonkari	Finland	Record daily precipitation	32.4 mm (1.3 in)	34 of 100 (Routine)

Counts by Type and Timescale

760 records

Records set or tied on 11 August 1990 by type: Highest daily maximum 132, Lowest daily maximum 66, Highest daily minimum 138, Lowest daily minimum 120, Heaviest daily rainfall 304.

Records on 11 August 1990 by type
Record type	Records
Highest daily maximum	132
Lowest daily maximum	66
Highest daily minimum	138
Lowest daily minimum	120
Heaviest daily rainfall	304
Heaviest daily snowfall	0
Deepest snow cover	0

Records on 11 August 1990 by timescale: all-time 2, monthly 17, daily 741.

How Much Records Were Beaten By

590 broken records

Margins by which the 590 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 82.8. Ties are not counted.

Top 20 by Significance

11 August 1990

Top 20 records on 11 August 1990 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
11 August 1990	Haverhill, US	daily rain	66.8 mm (2.6 in)	25.9 mm (1.0 in)	88 years	59 of 100 (Notable)
11 August 1990	Suhobuzimskoe, RU	daily rain	47.4 mm (1.9 in)	33.0 mm (1.3 in)	36 years	56 of 100 (Notable)
11 August 1990	Middletown 4 W, US	daily rain	102.4 mm (4.0 in)	43.0 mm (1.7 in)	60 years	56 of 100 (Notable)
11 August 1990	Pinkham Notch, US	daily rain	93.2 mm (3.7 in)	54.8 mm (2.2 in)	35 years	56 of 100 (Notable)
11 August 1990	Frankfort, US	daily rain	79.5 mm (3.1 in)	34.5 mm (1.4 in)	81 years	53 of 100 (Notable)
11 August 1990	Blackwater Dam, US	daily rain	107.4 mm (4.2 in)	45.2 mm (1.8 in)	32 years	50 of 100 (Notable)
11 August 1990	Gann Valley 4NW, US	daily rain	47.2 mm (1.9 in)	19.3 mm (0.8 in)	89 years	50 of 100 (Notable)
11 August 1990	Sholapur, IN	daily rain	96.5 mm (3.8 in)	57.4 mm (2.3 in)	4 years	49 of 100 (Notable)
11 August 1990	Vernon, US	daily rain	87.9 mm (3.5 in)	43.2 mm (1.7 in)	24 years	49 of 100 (Notable)
11 August 1990	Tiraspol, MD	daily rain	47.5 mm (1.9 in)	35.2 mm (1.4 in)	27 years	48 of 100 (Notable)
11 August 1990	Presa Plutarco Elias Calles, MX	daily rain	66.3 mm (2.6 in)	35.8 mm (1.4 in)	19 years	48 of 100 (Notable)
11 August 1990	La Ciudad (Cfe), MX	daily rain	80.0 mm (3.1 in)	45.7 mm (1.8 in)	17 years	48 of 100 (Notable)
11 August 1990	Franklin Falls Dam, US	all-time rain	116.3 mm (4.6 in)	18.8 mm (0.7 in)	27 years	48 of 100 (Notable)
11 August 1990	Surry Mtn Lake, US	daily rain	90.9 mm (3.6 in)	41.4 mm (1.6 in)	31 years	48 of 100 (Notable)
11 August 1990	Hvalynsk, RU	daily rain	30.7 mm (1.2 in)	26.9 mm (1.1 in)	16 years	47 of 100 (Notable)
11 August 1990	Wigwam Rsvr, US	daily rain	112.3 mm (4.4 in)	82.8 mm (3.3 in)	11 years	47 of 100 (Notable)
11 August 1990	Buckeye, US	daily rain	59.7 mm (2.4 in)	48.3 mm (1.9 in)	21 years	46 of 100 (Notable)
11 August 1990	San Pedro de la Cueva (Cfe), MX	daily rain	74.9 mm (2.9 in)	60.9 mm (2.4 in)	7 years	45 of 100 (Notable)
11 August 1990	Bulls Brg Dam, US	daily rain	88.4 mm (3.5 in)	54.1 mm (2.1 in)	11 years	45 of 100 (Notable)
11 August 1990	Puente Colgante, MX	daily high min	26.1 C (79.0 F)	3.3 C (5.9 F)	31 years	44 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 760 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 1990-08-11: 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).