Weather Records on 8 May 1987

1,226 weather records were set or tied worldwide on 8 May 1987. Highest significance: Hvojnaja, RU.

Key Facts for 8 May 1987

On 8 May 1987, 1,226 weather records were set or tied at long-record stations worldwide.
895 were record highs and 125 were record lows, counting maximum and minimum temperature.
By timescale, 0 were all-time records, 31 monthly and 1,195 daily.
Hvojnaja set a daily record precipitation of 38.9 mm (1.5 in) on 8 May 1987.
Across 163 earlier years (1795 to 2026) the same calendar date averaged 426 records.

Record Map

1,226 stations

1,226 station records on 8 May 1987 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 8 May 1987: highest significance records shown on the map
Station	Country	Type	Value	Significance
Hvojnaja	Russia	Record daily precipitation	38.9 mm (1.5 in)	59 of 100 (Notable)
El Vergel (Smn)	Mexico	Record daily precipitation	35.8 mm (1.4 in)	52 of 100 (Notable)
Ostaskov	Russia	Record daily precipitation	43.6 mm (1.7 in)	51 of 100 (Notable)
Rio Dos Patos	Brazil	Record daily precipitation	112.4 mm (4.4 in)	48 of 100 (Notable)
Kukaiau 222	United States	Record daily precipitation	133.6 mm (5.3 in)	48 of 100 (Notable)
Tapirai	Brazil	Record daily precipitation	41.2 mm (1.6 in)	46 of 100 (Notable)
Tihvin	Russia	Record daily precipitation	28.0 mm (1.1 in)	46 of 100 (Notable)
Brays Creek (Misty Mountain)	Australia	Record daily precipitation	190.0 mm (7.5 in)	45 of 100 (Notable)
Forks 1 E	United States	Record high maximum temperature	33.9 C (93.0 F)	45 of 100 (Notable)
Marysville	United States	Record high minimum temperature	20.6 C (69.1 F)	44 of 100 (Notable)
San Rafael-Civic Ctr	United States	Record high maximum temperature	35.6 C (96.1 F)	44 of 100 (Notable)
Estacada 2 SE	United States	Record high minimum temperature	17.8 C (64.0 F)	44 of 100 (Notable)
Lodi	United States	Record high minimum temperature	15.0 C (59.0 F)	43 of 100 (Notable)
Heppner	United States	Record high minimum temperature	17.8 C (64.0 F)	43 of 100 (Notable)
Vladikavkaz	Russia	Record high maximum temperature	31.1 C (88.0 F)	42 of 100 (Notable)
Arlington	United States	Record high minimum temperature	18.3 C (64.9 F)	42 of 100 (Notable)
Winnemucca AP	United States	Record high minimum temperature	12.2 C (54.0 F)	42 of 100 (Notable)
Salem AP (McNary Field)	United States	Record high maximum temperature	34.4 C (93.9 F)	42 of 100 (Notable)
Oakland	Australia	Record daily precipitation	48.0 mm (1.9 in)	41 of 100 (Notable)
Florence	United States	Record high minimum temperature	21.1 C (70.0 F)	41 of 100 (Notable)
Wasco	United States	Record high minimum temperature	21.1 C (70.0 F)	41 of 100 (Notable)
Hana AP 355	United States	Record low maximum temperature	20.6 C (69.1 F)	41 of 100 (Notable)
Newport	United States	Record high maximum temperature	23.9 C (75.0 F)	41 of 100 (Notable)
Krasnaja Poljana	Russia	Record daily precipitation	40.7 mm (1.6 in)	40 of 100 (Notable)
Payette	United States	Record high maximum temperature	35.0 C (95.0 F)	40 of 100 (Notable)
Headworks Portland Wtr B	United States	Record high minimum temperature	12.8 C (55.0 F)	40 of 100 (Notable)
Hatton 9 SE	United States	Record high minimum temperature	17.8 C (64.0 F)	40 of 100 (Notable)
Kailua 446	United States	Record low maximum temperature	18.9 C (66.0 F)	40 of 100 (Notable)
Crescent City 3 NNW	United States	Record high minimum temperature	12.2 C (54.0 F)	39 of 100 (Notable)
Heppner	United States	Record high maximum temperature	32.8 C (91.0 F)	39 of 100 (Notable)
Centralia	United States	Record high maximum temperature	34.4 C (93.9 F)	39 of 100 (Notable)
Stockton AP	United States	Record high minimum temperature	20.0 C (68.0 F)	39 of 100 (Notable)
Krasnaja_Gora	Russia	Record daily precipitation	29.4 mm (1.2 in)	38 of 100 (Notable)
Electra P H	United States	Record high minimum temperature	16.1 C (61.0 F)	38 of 100 (Notable)
Elsinore	United States	Record high minimum temperature	18.3 C (64.9 F)	38 of 100 (Notable)
Sonoma	United States	Record high minimum temperature	12.2 C (54.0 F)	38 of 100 (Notable)
Choteau	United States	Record high maximum temperature	28.9 C (84.0 F)	38 of 100 (Notable)
Hood Rvr Exp STN	United States	Record high maximum temperature	33.9 C (93.0 F)	38 of 100 (Notable)
Mc Minnville	United States	Record high maximum temperature	34.4 C (93.9 F)	38 of 100 (Notable)
Riddle	United States	Record high maximum temperature	37.2 C (99.0 F)	38 of 100 (Notable)
Hatton 9 SE	United States	Record high maximum temperature	35.0 C (95.0 F)	38 of 100 (Notable)
Kennewick	United States	Record high maximum temperature	36.1 C (97.0 F)	38 of 100 (Notable)
Odessa	United States	Record high minimum temperature	17.2 C (63.0 F)	38 of 100 (Notable)
Republic	United States	Record high maximum temperature	30.0 C (86.0 F)	38 of 100 (Notable)
Chapala	Mexico	Record low minimum temperature	10.0 C (50.0 F)	37 of 100 (Notable)
Downieville	United States	Record high minimum temperature	12.8 C (55.0 F)	37 of 100 (Notable)
Tehachapi	United States	Record high minimum temperature	11.7 C (53.1 F)	37 of 100 (Notable)
Augusta	United States	Record high maximum temperature	30.0 C (86.0 F)	37 of 100 (Notable)
Ft Benton	United States	Record high maximum temperature	32.2 C (90.0 F)	37 of 100 (Notable)
Kent	United States	Record high minimum temperature	15.6 C (60.1 F)	37 of 100 (Notable)
McKenzie Rvr Rs	United States	Record high minimum temperature	11.7 C (53.1 F)	37 of 100 (Notable)
Odessa	United States	Record high maximum temperature	35.0 C (95.0 F)	37 of 100 (Notable)
Modesto AP	United States	Record high minimum temperature	18.3 C (64.9 F)	37 of 100 (Notable)
Friant Government Camp	United States	Record high minimum temperature	19.4 C (66.9 F)	36 of 100 (Notable)
Corvallis State UNIV	United States	Record high maximum temperature	33.3 C (91.9 F)	36 of 100 (Notable)
Drain	United States	Record high minimum temperature	12.8 C (55.0 F)	36 of 100 (Notable)
Riverside 7 SSW	United States	Record high maximum temperature	31.7 C (89.1 F)	36 of 100 (Notable)
Pomeroy	United States	Record high maximum temperature	34.4 C (93.9 F)	36 of 100 (Notable)
Lahaina 361	United States	Record low maximum temperature	23.9 C (75.0 F)	36 of 100 (Notable)
Yajlju	Russia	Record daily precipitation	26.4 mm (1.0 in)	35 of 100 (Notable)

Counts by Type and Timescale

1,226 records

Records set or tied on 8 May 1987 by type: Highest daily maximum 522, Lowest daily maximum 92, Highest daily minimum 373, Lowest daily minimum 33, Heaviest daily rainfall 205, Deepest snow cover 1.

Records on 8 May 1987 by type
Record type	Records
Highest daily maximum	522
Lowest daily maximum	92
Highest daily minimum	373
Lowest daily minimum	33
Heaviest daily rainfall	205
Heaviest daily snowfall	0
Deepest snow cover	1

Records on 8 May 1987 by timescale: all-time 0, monthly 31, daily 1,195.

How Much Records Were Beaten By

1,018 broken records

Margins by which the 1,018 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 108.0. Ties are not counted.

Top 20 by Significance

8 May 1987

Top 20 records on 8 May 1987 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
8 May 1987	Hvojnaja, RU	daily rain	38.9 mm (1.5 in)	23.5 mm (0.9 in)	49 years	59 of 100 (Notable)
8 May 1987	El Vergel (Smn), MX	daily rain	35.8 mm (1.4 in)	35.8 mm (1.4 in)	30 years	52 of 100 (Notable)
8 May 1987	Ostaskov, RU	monthly rain	43.6 mm (1.7 in)	16.4 mm (0.6 in)	9 years	51 of 100 (Notable)
8 May 1987	Rio Dos Patos, BR	daily rain	112.4 mm (4.4 in)	54.4 mm (2.1 in)	48 years	48 of 100 (Notable)
8 May 1987	Kukaiau 222, US	daily rain	133.6 mm (5.3 in)	70.4 mm (2.8 in)	24 years	48 of 100 (Notable)
8 May 1987	Tapirai, BR	daily rain	41.2 mm (1.6 in)	32.2 mm (1.3 in)	44 years	46 of 100 (Notable)
8 May 1987	Tihvin, RU	daily rain	28.0 mm (1.1 in)	14.6 mm (0.6 in)	24 years	46 of 100 (Notable)
8 May 1987	Brays Creek (Misty Mountain), AU	daily rain	190.0 mm (7.5 in)	108.0 mm (4.3 in)	6 years	45 of 100 (Notable)
8 May 1987	Forks 1 E, US	daily high max	33.9 C (93.0 F)	6.7 C (12.1 F)	78 years	45 of 100 (Notable)
8 May 1987	Marysville, US	daily high min	20.6 C (69.1 F)	3.9 C (7.0 F)	76 years	44 of 100 (Notable)
8 May 1987	San Rafael-Civic Ctr, US	daily high max	35.6 C (96.1 F)	5.6 C (10.1 F)	82 years	44 of 100 (Notable)
8 May 1987	Estacada 2 SE, US	daily high min	17.8 C (64.0 F)	7.2 C (13.0 F)	40 years	44 of 100 (Notable)
8 May 1987	Lodi, US	daily high min	15.0 C (59.0 F)	1.7 C (3.1 F)	93 years	43 of 100 (Notable)
8 May 1987	Heppner, US	daily high min	17.8 C (64.0 F)	5.0 C (9.0 F)	66 years	43 of 100 (Notable)
8 May 1987	Vladikavkaz, RU	daily high max	31.1 C (88.0 F)	6.1 C (11.0 F)	76 years	42 of 100 (Notable)
8 May 1987	Arlington, US	daily high min	18.3 C (64.9 F)	2.7 C (4.9 F)	86 years	42 of 100 (Notable)
8 May 1987	Winnemucca AP, US	daily high min	12.2 C (54.0 F)	2.2 C (4.0 F)	91 years	42 of 100 (Notable)
8 May 1987	Salem AP (McNary Field), US	daily high max	34.4 C (93.9 F)	4.4 C (7.9 F)	80 years	42 of 100 (Notable)
8 May 1987	Oakland, AU	daily rain	48.0 mm (1.9 in)	10.2 mm (0.4 in)	74 years	41 of 100 (Notable)
8 May 1987	Florence, US	daily high min	21.1 C (70.0 F)	3.3 C (5.9 F)	76 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

1795 to 1987

Records set or tied on this calendar date in each year from 1795 to 1987. 1987 had 1,226 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 1987-05-08: 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 20	999
20 to 40	15
40 to 60	1
60 to 80	1
80 to 100	1
100 to 120	1