Weather Records on 10 August 1991

819 weather records were set or tied worldwide on 10 August 1991. Highest significance: Jogeva, EE.

Key Facts for 10 August 1991

On 10 August 1991, 819 weather records were set or tied at long-record stations worldwide.
290 were record highs and 253 were record lows, counting maximum and minimum temperature.
By timescale, 2 were all-time records, 20 monthly and 797 daily.
Jogeva set an all-time record daily precipitation of 92.3 mm (3.6 in) on 10 August 1991.
Across 160 earlier years (1814 to 2026) the same calendar date averaged 466 records.

Record Map

819 stations

819 station records on 10 August 1991 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 10 August 1991: highest significance records shown on the map
Station	Country	Type	Value	Significance
Jogeva	Estonia	Record daily precipitation	92.3 mm (3.6 in)	79 of 100 (Major)
Portland Jetport	United States	Record daily precipitation	82.3 mm (3.2 in)	56 of 100 (Notable)
Beaverhead R/S	United States	Record daily precipitation	45.2 mm (1.8 in)	55 of 100 (Notable)
West Buxton 2 NNW	United States	Record daily precipitation	79.2 mm (3.1 in)	53 of 100 (Notable)
Ballinger 2 NW	United States	Record daily precipitation	85.3 mm (3.4 in)	52 of 100 (Notable)
Tooma	Estonia	Record daily precipitation	41.7 mm (1.6 in)	51 of 100 (Notable)
Hanty-Mansijsk	Russia	Record daily precipitation	28.7 mm (1.1 in)	51 of 100 (Notable)
Cascadia	United States	Record daily precipitation	56.4 mm (2.2 in)	51 of 100 (Notable)
Napas	Russia	Record daily precipitation	44.7 mm (1.8 in)	50 of 100 (Notable)
Kulani Camp 79	United States	Record daily precipitation	127.0 mm (5.0 in)	50 of 100 (Notable)
Duncan	United States	Record low maximum temperature	23.3 C (73.9 F)	49 of 100 (Notable)
Brockton	United States	Record daily precipitation	69.3 mm (2.7 in)	49 of 100 (Notable)
Ft Sumner	United States	Record daily precipitation	76.5 mm (3.0 in)	48 of 100 (Notable)
Kelly Rch	United States	Record daily precipitation	45.7 mm (1.8 in)	48 of 100 (Notable)
Hatanga	Russia	Record daily precipitation	37.7 mm (1.5 in)	46 of 100 (Notable)
Clearbrook	United States	Record daily precipitation	26.7 mm (1.1 in)	46 of 100 (Notable)
Innsbruck	Austria	Record high minimum temperature	18.9 C (66.0 F)	45 of 100 (Notable)
Elizabethton	United States	Record daily precipitation	31.8 mm (1.3 in)	45 of 100 (Notable)
Arrozeira	Brazil	Record daily precipitation	83.0 mm (3.3 in)	44 of 100 (Notable)
Sanford 2 NNW	United States	Record daily precipitation	90.2 mm (3.6 in)	44 of 100 (Notable)
Armagh	United Kingdom	Record high minimum temperature	16.0 C (60.8 F)	43 of 100 (Notable)
Oneonta	United States	Record daily precipitation	55.4 mm (2.2 in)	43 of 100 (Notable)
Animas 3ESE	United States	Record daily precipitation	57.7 mm (2.3 in)	43 of 100 (Notable)
Hamlin 1SW	United States	Record daily precipitation	43.7 mm (1.7 in)	43 of 100 (Notable)
Rostov	Russia	Record daily precipitation	56.7 mm (2.2 in)	42 of 100 (Notable)
Conconully	United States	Record low maximum temperature	17.8 C (64.0 F)	42 of 100 (Notable)
Lowville	United States	Record low maximum temperature	16.7 C (62.1 F)	41 of 100 (Notable)
Circleville	United States	Record low maximum temperature	21.7 C (71.1 F)	41 of 100 (Notable)
Franklin Sewage Plt	United States	Record daily precipitation	50.8 mm (2.0 in)	41 of 100 (Notable)
Szombathely	Hungary	Record high minimum temperature	19.9 C (67.8 F)	40 of 100 (Notable)
Bachiniva	Mexico	Record daily precipitation	58.9 mm (2.3 in)	40 of 100 (Notable)
Samalayuca	Mexico	Record daily precipitation	50.8 mm (2.0 in)	40 of 100 (Notable)
Jefferson City Wtp	United States	Record low maximum temperature	21.1 C (70.0 F)	40 of 100 (Notable)
Dailey 1 SE	United States	Record daily precipitation	98.3 mm (3.9 in)	40 of 100 (Notable)
Quitupan	Mexico	Record high maximum temperature	33.9 C (93.0 F)	39 of 100 (Notable)
Espanola	United States	Record low maximum temperature	26.1 C (79.0 F)	39 of 100 (Notable)
Lawrenceburg Filt Plt	United States	Record daily precipitation	64.0 mm (2.5 in)	39 of 100 (Notable)
Bijie	China	Record daily precipitation	108.8 mm (4.3 in)	38 of 100 (Notable)
Temixco	Mexico	Record high maximum temperature	35.6 C (96.1 F)	37 of 100 (Notable)
Osceola	United States	Record low maximum temperature	16.7 C (62.1 F)	37 of 100 (Notable)
Lake Cormorant	United States	Record daily precipitation	49.0 mm (1.9 in)	37 of 100 (Notable)
Ft Sumner 5 S	United States	Record daily precipitation	65.0 mm (2.6 in)	37 of 100 (Notable)
Macon Middle Ga Rgnl AP	United States	Record daily precipitation	51.8 mm (2.0 in)	37 of 100 (Notable)
Salzburg	Austria	Record high minimum temperature	19.0 C (66.2 F)	36 of 100 (Notable)
Painel	Brazil	Record daily precipitation	74.0 mm (2.9 in)	36 of 100 (Notable)
Durham	United States	Record daily precipitation	50.5 mm (2.0 in)	36 of 100 (Notable)
Naalehu 14	United States	Record low maximum temperature	24.4 C (75.9 F)	36 of 100 (Notable)
Villa Ahumada	Mexico	Record daily precipitation	42.9 mm (1.7 in)	35 of 100 (Notable)
Coupeville 1 S	United States	Record low minimum temperature	6.7 C (44.1 F)	35 of 100 (Notable)
Fukuoka	Japan	Record daily precipitation	104.9 mm (4.1 in)	34 of 100 (Routine)
La Junta	Mexico	Record daily precipitation	39.9 mm (1.6 in)	34 of 100 (Routine)
Wauchula	United States	Record daily precipitation	53.8 mm (2.1 in)	34 of 100 (Routine)
Kenton	United States	Record low maximum temperature	22.2 C (72.0 F)	34 of 100 (Routine)
McGregor	United States	Record daily precipitation	35.6 mm (1.4 in)	34 of 100 (Routine)
Wills Pt	United States	Record daily precipitation	32.8 mm (1.3 in)	34 of 100 (Routine)
Benedito Novo	Brazil	Record daily precipitation	60.2 mm (2.4 in)	33 of 100 (Routine)
Ft Bragg 5 N	United States	Record high maximum temperature	23.9 C (75.0 F)	33 of 100 (Routine)
Ft Pierce	United States	Record low minimum temperature	20.0 C (68.0 F)	33 of 100 (Routine)
Pratt 3NW	United States	Record low minimum temperature	11.1 C (52.0 F)	33 of 100 (Routine)
St Charles Elm Pt	United States	Record low maximum temperature	22.2 C (72.0 F)	33 of 100 (Routine)

Counts by Type and Timescale

819 records

Records set or tied on 10 August 1991 by type: Highest daily maximum 121, Lowest daily maximum 149, Highest daily minimum 169, Lowest daily minimum 104, Heaviest daily rainfall 276.

Records on 10 August 1991 by type
Record type	Records
Highest daily maximum	121
Lowest daily maximum	149
Highest daily minimum	169
Lowest daily minimum	104
Heaviest daily rainfall	276
Heaviest daily snowfall	0
Deepest snow cover	0

Records on 10 August 1991 by timescale: all-time 2, monthly 20, daily 797.

How Much Records Were Beaten By

628 broken records

Margins by which the 628 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 121.7. Ties are not counted.

Top 20 by Significance

10 August 1991

Top 20 records on 10 August 1991 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
10 August 1991	Jogeva, EE	all-time rain	92.3 mm (3.6 in)	32.3 mm (1.3 in)	42 years	79 of 100 (Major)
10 August 1991	Portland Jetport, US	daily rain	82.3 mm (3.2 in)	54.9 mm (2.2 in)	36 years	56 of 100 (Notable)
10 August 1991	Beaverhead R/S, US	daily rain	45.2 mm (1.8 in)	30.5 mm (1.2 in)	28 years	55 of 100 (Notable)
10 August 1991	West Buxton 2 NNW, US	daily rain	79.2 mm (3.1 in)	42.6 mm (1.7 in)	36 years	53 of 100 (Notable)
10 August 1991	Ballinger 2 NW, US	daily rain	85.3 mm (3.4 in)	67.3 mm (2.6 in)	30 years	52 of 100 (Notable)
10 August 1991	Tooma, EE	daily rain	41.7 mm (1.6 in)	25.5 mm (1.0 in)	36 years	51 of 100 (Notable)
10 August 1991	Hanty-Mansijsk, RU	daily rain	28.7 mm (1.1 in)	11.0 mm (0.4 in)	74 years	51 of 100 (Notable)
10 August 1991	Cascadia, US	monthly rain	56.4 mm (2.2 in)	8.4 mm (0.33 in)	78 years	51 of 100 (Notable)
10 August 1991	Napas, RU	daily rain	44.7 mm (1.8 in)	30.9 mm (1.2 in)	16 years	50 of 100 (Notable)
10 August 1991	Kulani Camp 79, US	daily rain	127.0 mm (5.0 in)	121.7 mm (4.8 in)	21 years	50 of 100 (Notable)
10 August 1991	Duncan, US	daily low max	23.3 C (73.9 F)	3.9 C (7.0 F)	88 years	49 of 100 (Notable)
10 August 1991	Brockton, US	daily rain	69.3 mm (2.7 in)	33.2 mm (1.3 in)	60 years	49 of 100 (Notable)
10 August 1991	Ft Sumner, US	daily rain	76.5 mm (3.0 in)	47.8 mm (1.9 in)	22 years	48 of 100 (Notable)
10 August 1991	Kelly Rch, US	daily rain	45.7 mm (1.8 in)	35.3 mm (1.4 in)	22 years	48 of 100 (Notable)
10 August 1991	Hatanga, RU	monthly rain	37.7 mm (1.5 in)	8.0 mm (0.31 in)	31 years	46 of 100 (Notable)
10 August 1991	Clearbrook, US	daily rain	26.7 mm (1.1 in)	14.5 mm (0.6 in)	72 years	46 of 100 (Notable)
10 August 1991	Innsbruck, AT	daily high min	18.9 C (66.0 F)	1.5 C (2.7 F)	112 years	45 of 100 (Notable)
10 August 1991	Elizabethton, US	daily rain	31.8 mm (1.3 in)	11.5 mm (0.5 in)	86 years	45 of 100 (Notable)
10 August 1991	Arrozeira, BR	daily rain	83.0 mm (3.3 in)	60.5 mm (2.4 in)	14 years	44 of 100 (Notable)
10 August 1991	Sanford 2 NNW, US	daily rain	90.2 mm (3.6 in)	42.4 mm (1.7 in)	36 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

1814 to 1991

Records set or tied on this calendar date in each year from 1814 to 1991. 1991 had 819 records.

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

Records on 08-10 in each year
Year	Records
1814	1
1815	1
1838	1
1845	2
1847	1
1849	1
1852	1
1853	1
1857	2
1859	1
1861	2
1862	2
1863	1
1864	1
1869	2
1871	1
1877	1
1879	4
1881	2
1884	2
1885	1
1886	1
1887	1
1888	1
1890	2
1891	6
1892	1
1893	1
1894	5
1895	1
1896	5
1897	7
1898	4
1899	6
1900	6
1901	5
1902	7
1903	8
1904	12
1905	5
1906	16
1907	9
1908	7
1909	33
1910	10
1911	40
1912	39
1913	44
1914	27
1915	26
1916	88
1917	51
1918	43
1919	51
1920	101
1921	66
1922	78
1923	175
1924	245
1925	430
1926	80
1927	294
1928	160
1929	264
1930	299
1931	424
1932	251
1933	305
1934	662
1935	480
1936	487
1937	399
1938	382
1939	593
1940	386
1941	459
1942	420
1943	304
1944	1,006
1945	360
1946	303
1947	766
1948	339
1949	586
1950	324
1951	425
1952	395
1953	431
1954	372
1955	309
1956	522
1957	322
1958	443
1959	528
1960	470
1961	640
1962	761
1963	479
1964	553
1965	700
1966	1,231
1967	766
1968	784
1969	588
1970	702
1971	760
1972	1,175
1973	597
1974	719
1975	664
1976	855
1977	786
1978	495
1979	700
1980	849
1981	857
1982	1,070
1983	915
1984	956
1985	918
1986	535
1987	896
1988	792
1989	1,291
1990	736
1991	819
1992	1,051
1993	774
1994	1,338
1995	1,119
1996	1,027
1997	1,504
1998	1,112
1999	945
2000	990
2001	1,192
2002	1,080
2003	1,556
2004	976
2005	1,225
2006	980
2007	1,476
2008	871
2009	869
2010	1,704
2011	1,247
2012	995
2013	599
2014	516
2015	583
2016	893
2017	636
2018	1,018
2019	754
2020	816
2021	553
2022	687
2023	782
2024	882
2025	659
2026	1,149

Download the Data

Data for records on 1991-08-10: 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	587
20 to 40	31
40 to 60	6
60 to 80	3
80 to 100	0
100 to 120	0
120 to 140	1