Weather Records on 8 August 1991

1,230 weather records were set or tied worldwide on 8 August 1991. Highest significance: Waseca S Rsch & Outreach Ctr, US.

Key Facts for 8 August 1991

On 8 August 1991, 1,230 weather records were set or tied at long-record stations worldwide.
486 were record highs and 237 were record lows, counting maximum and minimum temperature.
By timescale, 7 were all-time records, 54 monthly and 1,169 daily.
Waseca S Rsch & Outreach Ctr set a daily record precipitation of 134.6 mm (5.3 in) on 8 August 1991.
Across 162 earlier years (1793 to 2026) the same calendar date averaged 463 records.

Record Map

1,230 stations

1,230 station records on 8 August 1991 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 8 August 1991: highest significance records shown on the map
Station	Country	Type	Value	Significance
Waseca S Rsch & Outreach Ctr	United States	Record daily precipitation	134.6 mm (5.3 in)	68 of 100 (Major)
Catawba	United States	Record daily precipitation	106.7 mm (4.2 in)	61 of 100 (Major)
Clearwater	United States	Record daily precipitation	73.7 mm (2.9 in)	61 of 100 (Major)
Mahinahina 466	United States	Record daily precipitation	59.7 mm (2.4 in)	61 of 100 (Major)
Velsk	Russia	Record daily precipitation	40.7 mm (1.6 in)	60 of 100 (Major)
Kukuihaele Hic 199	United States	Record daily precipitation	136.4 mm (5.4 in)	57 of 100 (Notable)
Storm Lake	United States	Record daily precipitation	134.6 mm (5.3 in)	56 of 100 (Notable)
Soljanka	Russia	Record daily precipitation	36.9 mm (1.5 in)	54 of 100 (Notable)
Postville	United States	Record daily precipitation	53.6 mm (2.1 in)	53 of 100 (Notable)
Perus	Brazil	Record daily precipitation	43.3 mm (1.7 in)	51 of 100 (Notable)
Sappho 8 E	United States	Record daily precipitation	36.6 mm (1.4 in)	51 of 100 (Notable)
Albert Lea 3SE	United States	Record daily precipitation	74.7 mm (2.9 in)	50 of 100 (Notable)
Haleakala Exp Farm 434	United States	Record daily precipitation	160.5 mm (6.3 in)	50 of 100 (Notable)
Wilsons Promontory Lighthouse	Australia	Record daily precipitation	57.6 mm (2.3 in)	49 of 100 (Notable)
Wuppertal-Buchenhofen	Germany	Record daily precipitation	40.3 mm (1.6 in)	48 of 100 (Notable)
Ookala 223	United States	Record daily precipitation	205.0 mm (8.1 in)	48 of 100 (Notable)
Atil	Mexico	Record low minimum temperature	10.6 C (51.1 F)	47 of 100 (Notable)
Gurrundah (Wandonga)	Australia	Record daily precipitation	55.0 mm (2.2 in)	46 of 100 (Notable)
Guayama 1SW	Puerto Rico [United States]	Record high minimum temperature	27.8 C (82.0 F)	46 of 100 (Notable)
Ujar	Russia	Record daily precipitation	29.7 mm (1.2 in)	46 of 100 (Notable)
Norrveda	Sweden	Record daily precipitation	36.2 mm (1.4 in)	46 of 100 (Notable)
Koloko Rsvr 1137	United States	Record daily precipitation	46.0 mm (1.8 in)	46 of 100 (Notable)
Arlanda	Sweden	Record daily precipitation	29.9 mm (1.2 in)	45 of 100 (Notable)
Platteville	United States	Record daily precipitation	117.3 mm (4.6 in)	45 of 100 (Notable)
Indaial	Brazil	Record daily precipitation	73.5 mm (2.9 in)	44 of 100 (Notable)
Wadesboro	United States	Record daily precipitation	86.4 mm (3.4 in)	44 of 100 (Notable)
Gorlitz	Germany	Record high minimum temperature	21.7 C (71.1 F)	43 of 100 (Notable)
Norrkoping	Sweden	Record daily precipitation	36.2 mm (1.4 in)	43 of 100 (Notable)
Satra_Gard	Sweden	Record daily precipitation	36.6 mm (1.4 in)	43 of 100 (Notable)
Estherville 4E	United States	Record daily precipitation	55.9 mm (2.2 in)	43 of 100 (Notable)
Sioux Ctr 2 SE	United States	Record low maximum temperature	20.6 C (69.1 F)	43 of 100 (Notable)
University	United States	Record daily precipitation	68.3 mm (2.7 in)	43 of 100 (Notable)
Hatch	United States	Record low minimum temperature	8.3 C (46.9 F)	43 of 100 (Notable)
Haina 214	United States	Record daily precipitation	100.3 mm (3.9 in)	43 of 100 (Notable)
Engordador	Brazil	Record daily precipitation	38.2 mm (1.5 in)	42 of 100 (Notable)
Palizada	Mexico	Record low maximum temperature	27.8 C (82.0 F)	42 of 100 (Notable)
Powers	United States	Record high minimum temperature	19.4 C (66.9 F)	42 of 100 (Notable)
Walterboro 1 SW	United States	Record high minimum temperature	27.2 C (81.0 F)	42 of 100 (Notable)
Emporia 1 WNW	United States	Record daily precipitation	69.3 mm (2.7 in)	42 of 100 (Notable)
Keahua 410	United States	Record daily precipitation	35.6 mm (1.4 in)	42 of 100 (Notable)
Paauhau 217	United States	Record daily precipitation	109.0 mm (4.3 in)	42 of 100 (Notable)
Jena Sternwarte	Germany	Record high minimum temperature	20.0 C (68.0 F)	41 of 100 (Notable)
Clearbrook	United States	Record high minimum temperature	18.9 C (66.0 F)	41 of 100 (Notable)
Clearwater	United States	Record high minimum temperature	15.6 C (60.1 F)	41 of 100 (Notable)
Fazenda Do Cume	Brazil	Record daily precipitation	29.9 mm (1.2 in)	40 of 100 (Notable)
La Grange 1N	United States	Record high minimum temperature	22.8 C (73.0 F)	40 of 100 (Notable)
Upolu Point Uscg 159.2	United States	Record daily precipitation	56.1 mm (2.2 in)	40 of 100 (Notable)
Dongtai	China	Record daily precipitation	119.7 mm (4.7 in)	39 of 100 (Notable)
Njandoma	Russia	Record daily precipitation	35.4 mm (1.4 in)	39 of 100 (Notable)
Nakhon Ratchasima	Thailand	Record daily precipitation	68.1 mm (2.7 in)	39 of 100 (Notable)
Galena	United States	Record daily precipitation	80.8 mm (3.2 in)	39 of 100 (Notable)
Northwood	United States	Record daily precipitation	58.9 mm (2.3 in)	39 of 100 (Notable)
Menno	United States	Record low maximum temperature	21.1 C (70.0 F)	39 of 100 (Notable)
Hana AP 355	United States	Record daily precipitation	116.8 mm (4.6 in)	39 of 100 (Notable)
Kremsmuenster	Austria	Record high maximum temperature	31.6 C (88.9 F)	38 of 100 (Notable)
Milesovka	Czech Republic	Record high minimum temperature	19.3 C (66.7 F)	38 of 100 (Notable)
Tracy	United States	Record low maximum temperature	16.1 C (61.0 F)	38 of 100 (Notable)
Colonia Do Cachoeira	Brazil	Record daily precipitation	30.1 mm (1.2 in)	37 of 100 (Notable)
Remscheid-Lennep	Germany	Record daily precipitation	42.5 mm (1.7 in)	37 of 100 (Notable)
Benton Harbor AP	United States	Record daily precipitation	40.9 mm (1.6 in)	37 of 100 (Notable)

Counts by Type and Timescale

1,230 records

Records set or tied on 8 August 1991 by type: Highest daily maximum 143, Lowest daily maximum 159, Highest daily minimum 343, Lowest daily minimum 78, Heaviest daily rainfall 507.

Records on 8 August 1991 by type
Record type	Records
Highest daily maximum	143
Lowest daily maximum	159
Highest daily minimum	343
Lowest daily minimum	78
Heaviest daily rainfall	507
Heaviest daily snowfall	0
Deepest snow cover	0

Records on 8 August 1991 by timescale: all-time 7, monthly 54, daily 1,169.

How Much Records Were Beaten By

987 broken records

Margins by which the 987 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 92.2. Ties are not counted.

Top 20 by Significance

8 August 1991

Top 20 records on 8 August 1991 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
8 August 1991	Waseca S Rsch & Outreach Ctr, US	daily rain	134.6 mm (5.3 in)	84.8 mm (3.3 in)	72 years	68 of 100 (Major)
8 August 1991	Catawba, US	daily rain	106.7 mm (4.2 in)	72.7 mm (2.9 in)	44 years	61 of 100 (Major)
8 August 1991	Clearwater, US	daily rain	73.7 mm (2.9 in)	52.9 mm (2.1 in)	41 years	61 of 100 (Major)
8 August 1991	Mahinahina 466, US	daily rain	59.7 mm (2.4 in)	35.8 mm (1.4 in)	68 years	61 of 100 (Major)
8 August 1991	Velsk, RU	daily rain	40.7 mm (1.6 in)	24.9 mm (1.0 in)	54 years	60 of 100 (Major)
8 August 1991	Kukuihaele Hic 199, US	daily rain	136.4 mm (5.4 in)	85.6 mm (3.4 in)	32 years	57 of 100 (Notable)
8 August 1991	Storm Lake, US	daily rain	134.6 mm (5.3 in)	92.2 mm (3.6 in)	24 years	56 of 100 (Notable)
8 August 1991	Soljanka, RU	daily rain	36.9 mm (1.5 in)	21.4 mm (0.8 in)	49 years	54 of 100 (Notable)
8 August 1991	Postville, US	daily rain	53.6 mm (2.1 in)	30.2 mm (1.2 in)	84 years	53 of 100 (Notable)
8 August 1991	Perus, BR	daily rain	43.3 mm (1.7 in)	38.8 mm (1.5 in)	22 years	51 of 100 (Notable)
8 August 1991	Sappho 8 E, US	daily rain	36.6 mm (1.4 in)	25.9 mm (1.0 in)	33 years	51 of 100 (Notable)
8 August 1991	Albert Lea 3SE, US	daily rain	74.7 mm (2.9 in)	45.5 mm (1.8 in)	38 years	50 of 100 (Notable)
8 August 1991	Haleakala Exp Farm 434, US	monthly rain	160.5 mm (6.3 in)	45.9 mm (1.8 in)	9 years	50 of 100 (Notable)
8 August 1991	Wilsons Promontory Lighthouse, AU	daily rain	57.6 mm (2.3 in)	26.8 mm (1.1 in)	12 years	49 of 100 (Notable)
8 August 1991	Wuppertal-Buchenhofen, DE	daily rain	40.3 mm (1.6 in)	24.8 mm (1.0 in)	33 years	48 of 100 (Notable)
8 August 1991	Ookala 223, US	daily rain	205.0 mm (8.1 in)	81.0 mm (3.2 in)	24 years	48 of 100 (Notable)
8 August 1991	Atil, MX	daily low min	10.6 C (51.1 F)	8.3 C (14.9 F)	8 years	47 of 100 (Notable)
8 August 1991	Gurrundah (Wandonga), AU	daily rain	55.0 mm (2.2 in)	40.2 mm (1.6 in)	12 years	46 of 100 (Notable)
8 August 1991	Guayama 1SW, PR	daily high min	27.8 C (82.0 F)	2.2 C (4.0 F)	76 years	46 of 100 (Notable)
8 August 1991	Ujar, RU	daily rain	29.7 mm (1.2 in)	16.7 mm (0.7 in)	44 years	46 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 1991

Records set or tied on this calendar date in each year from 1793 to 1991. 1991 had 1,230 records.

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

Records on 08-08 in each year
Year	Records
1793	1
1798	1
1800	1
1808	3
1815	1
1833	1
1843	1
1844	2
1845	1
1854	1
1859	3
1860	1
1861	1
1863	1
1865	1
1868	2
1869	1
1871	1
1873	3
1875	2
1876	2
1877	1
1878	1
1879	2
1880	1
1884	3
1888	3
1890	2
1891	1
1892	2
1893	1
1895	8
1896	2
1897	5
1898	10
1899	8
1900	11
1901	2
1902	2
1903	20
1904	13
1905	7
1906	9
1907	9
1908	13
1909	34
1910	5
1911	38
1912	57
1913	28
1914	7
1915	47
1916	39
1917	35
1918	160
1919	28
1920	138
1921	42
1922	74
1923	70
1924	99
1925	149
1926	190
1927	278
1928	252
1929	166
1930	801
1931	318
1932	234
1933	228
1934	734
1935	508
1936	359
1937	362
1938	855
1939	671
1940	333
1941	324
1942	614
1943	512
1944	352
1945	572
1946	349
1947	442
1948	543
1949	675
1950	516
1951	513
1952	305
1953	393
1954	558
1955	537
1956	273
1957	517
1958	496
1959	470
1960	399
1961	270
1962	567
1963	601
1964	467
1965	520
1966	598
1967	432
1968	868
1969	584
1970	703
1971	646
1972	1,073
1973	446
1974	726
1975	1,041
1976	1,202
1977	607
1978	976
1979	466
1980	919
1981	964
1982	711
1983	1,110
1984	619
1985	726
1986	575
1987	861
1988	733
1989	2,398
1990	1,124
1991	1,230
1992	1,267
1993	654
1994	1,009
1995	1,503
1996	814
1997	1,381
1998	1,304
1999	1,248
2000	961
2001	1,557
2002	1,059
2003	1,432
2004	1,115
2005	882
2006	842
2007	1,660
2008	834
2009	1,112
2010	1,254
2011	1,256
2012	754
2013	841
2014	542
2015	835
2016	560
2017	831
2018	731
2019	722
2020	894
2021	502
2022	711
2023	979
2024	774
2025	752
2026	1,000

Download the Data

Data for records on 1991-08-08: 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	923
20 to 40	47
40 to 60	9
60 to 80	4
80 to 100	4