Weather Records on 8 May 1991

710 weather records were set or tied worldwide on 8 May 1991. Highest significance: Republic, US.

Key Facts for 8 May 1991

On 8 May 1991, 710 weather records were set or tied at long-record stations worldwide.
165 were record highs and 205 were record lows, counting maximum and minimum temperature.
By timescale, 2 were all-time records, 23 monthly and 685 daily.
Republic set a daily record precipitation of 33.5 mm (1.3 in) on 8 May 1991.
Across 163 earlier years (1795 to 2026) the same calendar date averaged 429 records.

Record Map

710 stations

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

Weather records on 8 May 1991: highest significance records shown on the map
Station	Country	Type	Value	Significance
Republic	United States	Record daily precipitation	33.5 mm (1.3 in)	74 of 100 (Major)
Galati	Romania	Record daily precipitation	83.3 mm (3.3 in)	57 of 100 (Notable)
Leaburg 1 SW	United States	Record daily precipitation	47.8 mm (1.9 in)	52 of 100 (Notable)
Bilbao Aeropuerto	Spain	Record daily precipitation	39.6 mm (1.6 in)	48 of 100 (Notable)
Forestburg 5 S	United States	Record daily precipitation	47.0 mm (1.9 in)	47 of 100 (Notable)
Broken Hill (Topar)	Australia	Record daily precipitation	36.2 mm (1.4 in)	46 of 100 (Notable)
New Iberia AP - Acadiana Rgnl	United States	Record daily precipitation	116.8 mm (4.6 in)	46 of 100 (Notable)
Holley	United States	Record daily precipitation	35.6 mm (1.4 in)	46 of 100 (Notable)
Cougar 6 E	United States	Record daily precipitation	63.8 mm (2.5 in)	46 of 100 (Notable)
Turgaj	Kazakhstan	Record high maximum temperature	41.0 C (105.8 F)	44 of 100 (Notable)
Sanglok	Tajikistan	Record daily precipitation	85.7 mm (3.4 in)	44 of 100 (Notable)
Waterloo	United States	Record daily precipitation	32.3 mm (1.3 in)	43 of 100 (Notable)
Cascadia	United States	Record daily precipitation	39.9 mm (1.6 in)	42 of 100 (Notable)
Fischers Store	United States	Record daily precipitation	35.6 mm (1.4 in)	41 of 100 (Notable)
Perpignan	France	Record low maximum temperature	11.1 C (52.0 F)	39 of 100 (Notable)
Warren	United States	Record daily precipitation	26.2 mm (1.0 in)	39 of 100 (Notable)
Putnam	United States	Record daily precipitation	56.9 mm (2.2 in)	39 of 100 (Notable)
Houston William P Hobby AP	United States	Record daily precipitation	108.2 mm (4.3 in)	38 of 100 (Notable)
Riverside Fire STN 3	United States	Record high minimum temperature	15.0 C (59.0 F)	37 of 100 (Notable)
Bandon 2 NNE	United States	Record daily precipitation	43.7 mm (1.7 in)	37 of 100 (Notable)
Comanche	United States	Record daily precipitation	55.9 mm (2.2 in)	37 of 100 (Notable)
Temple	United States	Record daily precipitation	50.8 mm (2.0 in)	37 of 100 (Notable)
Vanersborg	Sweden	Record low minimum temperature	-3.5 C (25.7 F)	36 of 100 (Notable)
Rainier Paradise Rs	United States	Record daily precipitation	39.4 mm (1.6 in)	36 of 100 (Notable)
Fazenda Conceicao	Brazil	Record daily precipitation	37.6 mm (1.5 in)	35 of 100 (Notable)
Vestmannaeyjar	Iceland	Record daily precipitation	36.1 mm (1.4 in)	35 of 100 (Notable)
Hackberry 8 SSW	United States	Record daily precipitation	97.8 mm (3.9 in)	35 of 100 (Notable)
Norman 3SSE	United States	Record daily precipitation	89.4 mm (3.5 in)	35 of 100 (Notable)
Detroit Dam	United States	Record daily precipitation	48.3 mm (1.9 in)	35 of 100 (Notable)
Dorena	United States	Record daily precipitation	31.5 mm (1.2 in)	35 of 100 (Notable)
Paducah 7E	United States	Record daily precipitation	50.8 mm (2.0 in)	35 of 100 (Notable)
Rainer Ohanapecosh	United States	Record daily precipitation	34.8 mm (1.4 in)	35 of 100 (Notable)
Perpignan	France	Record daily precipitation	39.6 mm (1.6 in)	34 of 100 (Routine)
Barcelona -Fabra Observatory	Spain	Record daily precipitation	93.4 mm (3.7 in)	34 of 100 (Routine)
Totatiche	Mexico	Record high minimum temperature	25.0 C (77.0 F)	33 of 100 (Routine)
San Francisco Tlalcilalcalpan	Mexico	Record daily precipitation	34.8 mm (1.4 in)	33 of 100 (Routine)
Merced	United States	Record high minimum temperature	15.6 C (60.1 F)	32 of 100 (Routine)
Bonneville Dam	United States	Record daily precipitation	37.1 mm (1.5 in)	32 of 100 (Routine)
Breckenridge	United States	Record daily precipitation	52.1 mm (2.1 in)	32 of 100 (Routine)
Burkett	United States	Record daily precipitation	115.1 mm (4.5 in)	32 of 100 (Routine)
Gauhati	India	Record daily precipitation	71.9 mm (2.8 in)	31 of 100 (Routine)
Bridgeport	United States	Record high minimum temperature	9.4 C (48.9 F)	31 of 100 (Routine)
Carville 2 SW	United States	Record daily precipitation	160.0 mm (6.3 in)	31 of 100 (Routine)
Belton Dam	United States	Record daily precipitation	61.0 mm (2.4 in)	31 of 100 (Routine)
Nornalup	Australia	Record daily precipitation	51.0 mm (2.0 in)	30 of 100 (Routine)
Barcelona/Aeropuerto	Spain	Record low maximum temperature	10.5 C (50.9 F)	30 of 100 (Routine)
Guthrie 5S	United States	Record daily precipitation	43.7 mm (1.7 in)	30 of 100 (Routine)
Union City 3 SE	United States	Record daily precipitation	41.9 mm (1.6 in)	30 of 100 (Routine)
Estacada 2 SE	United States	Record low maximum temperature	10.0 C (50.0 F)	30 of 100 (Routine)
Crowell	United States	Record daily precipitation	45.2 mm (1.8 in)	30 of 100 (Routine)
Mill Creek Dam	United States	Record daily precipitation	34.5 mm (1.4 in)	30 of 100 (Routine)
Randle 1 E	United States	Record daily precipitation	33.0 mm (1.3 in)	30 of 100 (Routine)
Santa Gertrudis	Mexico	Record low maximum temperature	21.7 C (71.1 F)	29 of 100 (Routine)
Apuka	Russia	Record high maximum temperature	8.9 C (48.0 F)	29 of 100 (Routine)
Bonham 3NNE	United States	Record low maximum temperature	18.3 C (64.9 F)	29 of 100 (Routine)
Walpole	Australia	Record daily precipitation	50.6 mm (2.0 in)	28 of 100 (Routine)
Fazenda Juca Casimiro	Brazil	Record daily precipitation	26.0 mm (1.0 in)	28 of 100 (Routine)
Blanchard 2 SSW	United States	Record daily precipitation	49.8 mm (2.0 in)	28 of 100 (Routine)
Hollis 5E	United States	Record daily precipitation	27.2 mm (1.1 in)	28 of 100 (Routine)
Evant 1SSW	United States	Record daily precipitation	64.3 mm (2.5 in)	28 of 100 (Routine)

Counts by Type and Timescale

710 records

Records set or tied on 8 May 1991 by type: Highest daily maximum 66, Lowest daily maximum 107, Highest daily minimum 99, Lowest daily minimum 98, Heaviest daily rainfall 336, Heaviest daily snowfall 4.

Records on 8 May 1991 by type
Record type	Records
Highest daily maximum	66
Lowest daily maximum	107
Highest daily minimum	99
Lowest daily minimum	98
Heaviest daily rainfall	336
Heaviest daily snowfall	4
Deepest snow cover	0

Records on 8 May 1991 by timescale: all-time 2, monthly 23, daily 685.

How Much Records Were Beaten By

606 broken records

Margins by which the 606 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 77.0. Ties are not counted.

Top 20 by Significance

8 May 1991

Top 20 records on 8 May 1991 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
8 May 1991	Republic, US	daily rain	33.5 mm (1.3 in)	24.9 mm (1.0 in)	85 years	74 of 100 (Major)
8 May 1991	Galati, RO	monthly rain	83.3 mm (3.3 in)	31.3 mm (1.2 in)	15 years	57 of 100 (Notable)
8 May 1991	Leaburg 1 SW, US	daily rain	47.8 mm (1.9 in)	26.7 mm (1.1 in)	37 years	52 of 100 (Notable)
8 May 1991	Bilbao Aeropuerto, ES	daily rain	39.6 mm (1.6 in)	27.0 mm (1.1 in)	33 years	48 of 100 (Notable)
8 May 1991	Forestburg 5 S, US	daily rain	47.0 mm (1.9 in)	17.8 mm (0.7 in)	96 years	47 of 100 (Notable)
8 May 1991	Broken Hill (Topar), AU	daily rain	36.2 mm (1.4 in)	15.9 mm (0.6 in)	60 years	46 of 100 (Notable)
8 May 1991	New Iberia AP - Acadiana Rgnl, US	daily rain	116.8 mm (4.6 in)	24.1 mm (0.9 in)	84 years	46 of 100 (Notable)
8 May 1991	Holley, US	daily rain	35.6 mm (1.4 in)	16.8 mm (0.7 in)	42 years	46 of 100 (Notable)
8 May 1991	Cougar 6 E, US	daily rain	63.8 mm (2.5 in)	42.7 mm (1.7 in)	13 years	46 of 100 (Notable)
8 May 1991	Turgaj, KZ	monthly high max	41.0 C (105.8 F)	1.9 C (3.4 F)	74 years	44 of 100 (Notable)
8 May 1991	Sanglok, TJ	all-time rain	85.7 mm (3.4 in)	12.9 mm (0.5 in)	29 years	44 of 100 (Notable)
8 May 1991	Waterloo, US	daily rain	32.3 mm (1.3 in)	18.1 mm (0.7 in)	28 years	43 of 100 (Notable)
8 May 1991	Cascadia, US	daily rain	39.9 mm (1.6 in)	9.4 mm (0.37 in)	74 years	42 of 100 (Notable)
8 May 1991	Fischers Store, US	daily rain	35.6 mm (1.4 in)	10.2 mm (0.4 in)	89 years	41 of 100 (Notable)
8 May 1991	Perpignan, FR	daily low max	11.1 C (52.0 F)	1.5 C (2.7 F)	88 years	39 of 100 (Notable)
8 May 1991	Warren, US	daily rain	26.2 mm (1.0 in)	11.5 mm (0.5 in)	28 years	39 of 100 (Notable)
8 May 1991	Putnam, US	daily rain	56.9 mm (2.2 in)	32.0 mm (1.3 in)	41 years	39 of 100 (Notable)
8 May 1991	Houston William P Hobby AP, US	daily rain	108.2 mm (4.3 in)	77.0 mm (3.0 in)	0 years	38 of 100 (Notable)
8 May 1991	Riverside Fire STN 3, US	daily high min	15.0 C (59.0 F)	0.6 C (1.1 F)	86 years	37 of 100 (Notable)
8 May 1991	Bandon 2 NNE, US	daily rain	43.7 mm (1.7 in)	18.3 mm (0.7 in)	8 years	37 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

1795 to 1991

Records set or tied on this calendar date in each year from 1795 to 1991. 1991 had 710 records.

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

Records on 05-08 in each year
Year	Records
1795	2
1806	1
1825	1
1834	1
1845	2
1848	1
1849	1
1851	1
1852	1
1857	1
1858	2
1861	2
1862	1
1863	1
1865	1
1867	4
1868	1
1873	1
1874	3
1876	3
1879	1
1880	1
1882	4
1883	1
1885	1
1886	3
1888	2
1889	1
1890	2
1891	2
1892	2
1893	3
1894	1
1895	1
1896	3
1897	5
1898	2
1900	10
1901	5
1902	5
1903	11
1904	13
1905	17
1906	27
1907	7
1908	14
1909	19
1910	26
1911	34
1912	36
1913	34
1914	71
1915	35
1916	17
1917	108
1918	47
1919	132
1920	62
1921	35
1922	38
1923	510
1924	196
1925	272
1926	191
1927	328
1928	310
1929	194
1930	572
1931	403
1932	283
1933	553
1934	728
1935	78
1936	650
1937	107
1938	425
1939	235
1940	296
1941	271
1942	128
1943	465
1944	258
1945	646
1946	271
1947	1,152
1948	453
1949	361
1950	748
1951	274
1952	794
1953	580
1954	463
1955	411
1956	490
1957	546
1958	440
1959	252
1960	748
1961	556
1962	450
1963	1,105
1964	731
1965	704
1966	522
1967	573
1968	424
1969	542
1970	501
1971	413
1972	509
1973	527
1974	777
1975	555
1976	989
1977	682
1978	676
1979	1,113
1980	722
1981	613
1982	557
1983	638
1984	1,072
1985	591
1986	1,210
1987	1,226
1988	632
1989	1,543
1990	715
1991	710
1992	1,740
1993	892
1994	768
1995	1,340
1996	908
1997	973
1998	1,348
1999	985
2000	1,782
2001	851
2002	1,843
2003	1,420
2004	1,133
2005	685
2006	801
2007	718
2008	595
2009	779
2010	1,079
2011	602
2012	709
2013	686
2014	958
2015	647
2016	752
2017	467
2018	711
2019	723
2020	599
2021	419
2022	908
2023	579
2024	1,015
2025	380
2026	292

Download the Data

Data for records on 1991-05-08: 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 10	502
10 to 20	69
20 to 30	23
30 to 40	5
40 to 50	5
50 to 60	1
60 to 70	0
70 to 80	1