Weather Records on 4 August 1987

892 weather records were set or tied worldwide on 4 August 1987. Highest significance: Dillingham FAA AP, US.

Key Facts for 4 August 1987

On 4 August 1987, 892 weather records were set or tied at long-record stations worldwide.
496 were record highs and 189 were record lows, counting maximum and minimum temperature.
By timescale, 5 were all-time records, 26 monthly and 861 daily.
Dillingham FAA AP set a daily record precipitation of 84.8 mm (3.3 in) on 4 August 1987.
Across 165 earlier years (1815 to 2026) the same calendar date averaged 439 records.

Record Map

892 stations

892 station records on 4 August 1987 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 4 August 1987: highest significance records shown on the map
Station	Country	Type	Value	Significance
Dillingham FAA AP	United States	Record daily precipitation	84.8 mm (3.3 in)	65 of 100 (Major)
Sorve	Estonia	Record daily precipitation	54.6 mm (2.1 in)	56 of 100 (Notable)
Bangalore	India	Record daily precipitation	84.1 mm (3.3 in)	54 of 100 (Notable)
Grand Meadow	United States	Record daily precipitation	74.9 mm (2.9 in)	54 of 100 (Notable)
El Paso de Iritu	Mexico	Record daily precipitation	81.5 mm (3.2 in)	53 of 100 (Notable)
Kinsley 2E	United States	Record daily precipitation	139.7 mm (5.5 in)	52 of 100 (Notable)
Holm	Russia	Record daily precipitation	38.4 mm (1.5 in)	50 of 100 (Notable)
Trousdale 1 NE	United States	Record daily precipitation	95.3 mm (3.8 in)	49 of 100 (Notable)
Ristna	Estonia	Record daily precipitation	54.7 mm (2.2 in)	48 of 100 (Notable)
Dimbokro	Cote D'Ivoire	Record daily precipitation	87.1 mm (3.4 in)	45 of 100 (Notable)
Kredarica	Slovenia	Record daily precipitation	102.4 mm (4.0 in)	45 of 100 (Notable)
Trinidad	United States	Record low maximum temperature	21.7 C (71.1 F)	45 of 100 (Notable)
Vancleave	United States	Record daily precipitation	99.3 mm (3.9 in)	45 of 100 (Notable)
Smithfield	United States	Record daily precipitation	85.3 mm (3.4 in)	45 of 100 (Notable)
Salgado	Brazil	Record daily precipitation	40.0 mm (1.6 in)	44 of 100 (Notable)
Elsmore (Paradise Station)	Australia	Record daily precipitation	35.0 mm (1.4 in)	43 of 100 (Notable)
Cimarron	United States	Record daily precipitation	93.2 mm (3.7 in)	43 of 100 (Notable)
Sheridan Fire Twr	United States	Record daily precipitation	84.6 mm (3.3 in)	42 of 100 (Notable)
Rodeo (Dge)	Mexico	Record daily precipitation	45.0 mm (1.8 in)	41 of 100 (Notable)
Vyborg	Russia	Record daily precipitation	33.8 mm (1.3 in)	41 of 100 (Notable)
Prairie du Rocher 3 WNW	United States	Record daily precipitation	73.7 mm (2.9 in)	40 of 100 (Notable)
Fairmont	United States	Record daily precipitation	111.5 mm (4.4 in)	40 of 100 (Notable)
Zumbrota	United States	Record daily precipitation	57.2 mm (2.3 in)	40 of 100 (Notable)
Paris 3 ESE	United States	Record high maximum temperature	43.9 C (111.0 F)	40 of 100 (Notable)
Denton 2 E	United States	Record high maximum temperature	37.8 C (100.0 F)	39 of 100 (Notable)
D'Lo 2 SW	United States	Record daily precipitation	76.2 mm (3.0 in)	39 of 100 (Notable)
Marion	United States	Record high minimum temperature	22.2 C (72.0 F)	39 of 100 (Notable)
La Grange	United States	Record daily precipitation	32.0 mm (1.3 in)	39 of 100 (Notable)
Tjamotis	Sweden	Record daily precipitation	43.6 mm (1.7 in)	38 of 100 (Notable)
Jeanerette 5 NW	United States	Record high minimum temperature	25.0 C (77.0 F)	38 of 100 (Notable)
Albin	United States	Record daily precipitation	37.1 mm (1.5 in)	38 of 100 (Notable)
Eldorado Springs	United States	Record daily precipitation	31.2 mm (1.2 in)	37 of 100 (Notable)
Huichapan	Mexico	Record low maximum temperature	13.9 C (57.0 F)	36 of 100 (Notable)
San Pedro Piedra Gorda -Ciuda	Mexico	Record low minimum temperature	3.9 C (39.0 F)	36 of 100 (Notable)
Manati 2 E	Puerto Rico [United States]	Record high minimum temperature	25.0 C (77.0 F)	36 of 100 (Notable)
Ekaterinburg	Russia	Record high maximum temperature	32.3 C (90.1 F)	36 of 100 (Notable)
Traneberg	Sweden	Record daily precipitation	34.5 mm (1.4 in)	36 of 100 (Notable)
Dover	United States	Record high minimum temperature	24.4 C (75.9 F)	36 of 100 (Notable)
Franklinton 3 SW	United States	Record daily precipitation	49.5 mm (1.9 in)	36 of 100 (Notable)
El Morro Natl Mon	United States	Record daily precipitation	58.4 mm (2.3 in)	36 of 100 (Notable)
Benton	United States	Record high minimum temperature	28.3 C (82.9 F)	35 of 100 (Notable)
Bodie California St Historic P	United States	Record high minimum temperature	8.9 C (48.0 F)	35 of 100 (Notable)
Cedarville	United States	Record high minimum temperature	20.6 C (69.1 F)	35 of 100 (Notable)
Larned	United States	Record daily precipitation	26.7 mm (1.1 in)	35 of 100 (Notable)
Ulysses 3NE	United States	Record high maximum temperature	41.7 C (107.1 F)	35 of 100 (Notable)
Roxboro 7 ESE	United States	Record high maximum temperature	37.2 C (99.0 F)	35 of 100 (Notable)
Vysnij Volocek	Russia	Record daily precipitation	32.8 mm (1.3 in)	34 of 100 (Routine)
Creston	United States	Record high minimum temperature	22.8 C (73.0 F)	34 of 100 (Routine)
Puottaure	Sweden	Record daily precipitation	36.7 mm (1.4 in)	33 of 100 (Routine)
McRoss	United States	Record high maximum temperature	34.4 C (93.9 F)	33 of 100 (Routine)
Budapest	Hungary	Record low maximum temperature	19.4 C (66.9 F)	32 of 100 (Routine)
Clovis 13 N	United States	Record daily precipitation	46.0 mm (1.8 in)	32 of 100 (Routine)
Magdalena	United States	Record high maximum temperature	33.9 C (93.0 F)	32 of 100 (Routine)
Autlan	Mexico	Record daily precipitation	51.8 mm (2.0 in)	31 of 100 (Routine)
Presa Malpais	Mexico	Record daily precipitation	41.9 mm (1.6 in)	31 of 100 (Routine)
Sublette 7WSW	United States	Record daily precipitation	35.3 mm (1.4 in)	31 of 100 (Routine)
Baltimore Customs House	United States	Record high minimum temperature	26.7 C (80.1 F)	31 of 100 (Routine)
Nikolaevskoe	Russia	Record daily precipitation	31.1 mm (1.2 in)	30 of 100 (Routine)
W Blocton	United States	Record daily precipitation	44.5 mm (1.8 in)	30 of 100 (Routine)
Clewiston	United States	Record daily precipitation	83.1 mm (3.3 in)	30 of 100 (Routine)

Counts by Type and Timescale

892 records

Records set or tied on 4 August 1987 by type: Highest daily maximum 216, Lowest daily maximum 117, Highest daily minimum 280, Lowest daily minimum 72, Heaviest daily rainfall 207.

Records on 4 August 1987 by type
Record type	Records
Highest daily maximum	216
Lowest daily maximum	117
Highest daily minimum	280
Lowest daily minimum	72
Heaviest daily rainfall	207
Heaviest daily snowfall	0
Deepest snow cover	0

Records on 4 August 1987 by timescale: all-time 5, monthly 26, daily 861.

How Much Records Were Beaten By

610 broken records

Margins by which the 610 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 81.3. Ties are not counted.

Top 20 by Significance

4 August 1987

Top 20 records on 4 August 1987 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
4 August 1987	Dillingham FAA AP, US	daily rain	84.8 mm (3.3 in)	39.3 mm (1.5 in)	64 years	65 of 100 (Major)
4 August 1987	Sorve, EE	daily rain	54.6 mm (2.1 in)	41.3 mm (1.6 in)	22 years	56 of 100 (Notable)
4 August 1987	Bangalore, IN	daily rain	84.1 mm (3.3 in)	54.0 mm (2.1 in)	21 years	54 of 100 (Notable)
4 August 1987	Grand Meadow, US	daily rain	74.9 mm (2.9 in)	40.6 mm (1.6 in)	68 years	54 of 100 (Notable)
4 August 1987	El Paso de Iritu, MX	daily rain	81.5 mm (3.2 in)	81.2 mm (3.2 in)	30 years	53 of 100 (Notable)
4 August 1987	Kinsley 2E, US	monthly rain	139.7 mm (5.5 in)	53.8 mm (2.1 in)	0 years	52 of 100 (Notable)
4 August 1987	Holm, RU	daily rain	38.4 mm (1.5 in)	23.2 mm (0.9 in)	29 years	50 of 100 (Notable)
4 August 1987	Trousdale 1 NE, US	daily rain	95.3 mm (3.8 in)	73.2 mm (2.9 in)	8 years	49 of 100 (Notable)
4 August 1987	Ristna, EE	daily rain	54.7 mm (2.2 in)	21.4 mm (0.8 in)	44 years	48 of 100 (Notable)
4 August 1987	Dimbokro, CI	monthly rain	87.1 mm (3.4 in)	25.8 mm (1.0 in)	12 years	45 of 100 (Notable)
4 August 1987	Kredarica, SI	daily rain	102.4 mm (4.0 in)	81.3 mm (3.2 in)	8 years	45 of 100 (Notable)
4 August 1987	Trinidad, US	daily low max	21.7 C (71.1 F)	3.9 C (7.0 F)	82 years	45 of 100 (Notable)
4 August 1987	Vancleave, US	daily rain	99.3 mm (3.9 in)	49.8 mm (2.0 in)	42 years	45 of 100 (Notable)
4 August 1987	Smithfield, US	daily rain	85.3 mm (3.4 in)	43.6 mm (1.7 in)	28 years	45 of 100 (Notable)
4 August 1987	Salgado, BR	daily rain	40.0 mm (1.6 in)	19.0 mm (0.7 in)	44 years	44 of 100 (Notable)
4 August 1987	Elsmore (Paradise Station), AU	daily rain	35.0 mm (1.4 in)	29.4 mm (1.2 in)	28 years	43 of 100 (Notable)
4 August 1987	Cimarron, US	daily rain	93.2 mm (3.7 in)	53.3 mm (2.1 in)	1 year	43 of 100 (Notable)
4 August 1987	Sheridan Fire Twr, US	daily rain	84.6 mm (3.3 in)	44.5 mm (1.8 in)	28 years	42 of 100 (Notable)
4 August 1987	Rodeo (Dge), MX	daily rain	45.0 mm (1.8 in)	27.7 mm (1.1 in)	24 years	41 of 100 (Notable)
4 August 1987	Vyborg, RU	daily rain	33.8 mm (1.3 in)	18.0 mm (0.7 in)	40 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

1815 to 1987

Records set or tied on this calendar date in each year from 1815 to 1987. 1987 had 892 records.

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

Records on 08-04 in each year
Year	Records
1815	1
1827	1
1830	2
1833	1
1835	1
1843	1
1846	1
1847	1
1848	1
1857	1
1859	2
1860	2
1863	1
1865	3
1867	1
1868	1
1870	1
1871	1
1872	2
1874	3
1875	1
1878	3
1879	1
1881	2
1882	1
1883	1
1885	3
1886	1
1887	3
1888	4
1889	2
1890	1
1891	2
1893	2
1894	1
1895	3
1896	4
1897	3
1898	1
1899	7
1900	6
1902	4
1903	18
1904	11
1905	19
1906	14
1907	20
1908	31
1909	27
1910	17
1911	23
1912	51
1913	15
1914	33
1915	85
1916	97
1917	29
1918	95
1919	34
1920	79
1921	67
1922	68
1923	146
1924	132
1925	77
1926	334
1927	136
1928	352
1929	224
1930	698
1931	371
1932	258
1933	347
1934	521
1935	367
1936	719
1937	258
1938	489
1939	433
1940	236
1941	383
1942	303
1943	468
1944	662
1945	355
1946	265
1947	845
1948	558
1949	421
1950	666
1951	680
1952	465
1953	1,017
1954	426
1955	624
1956	437
1957	343
1958	533
1959	303
1960	331
1961	745
1962	470
1963	438
1964	885
1965	409
1966	552
1967	428
1968	280
1969	638
1970	415
1971	813
1972	773
1973	748
1974	1,040
1975	772
1976	801
1977	599
1978	1,051
1979	510
1980	998
1981	636
1982	703
1983	920
1984	722
1985	634
1986	905
1987	892
1988	1,204
1989	738
1990	1,013
1991	769
1992	754
1993	1,046
1994	1,265
1995	1,117
1996	1,143
1997	891
1998	1,423
1999	762
2000	840
2001	1,087
2002	928
2003	1,309
2004	968
2005	1,246
2006	1,131
2007	685
2008	883
2009	681
2010	1,665
2011	1,536
2012	738
2013	452
2014	980
2015	505
2016	732
2017	1,134
2018	760
2019	499
2020	778
2021	691
2022	1,185
2023	1,150
2024	809
2025	840
2026	1,044

Download the Data

Data for records on 1987-08-04: 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	576
20 to 40	19
40 to 60	12
60 to 80	1
80 to 100	2