Weather Records on 21 June 1987

940 weather records were set or tied worldwide on 21 June 1987. Highest significance: Saginaw #3, US.

Key Facts for 21 June 1987

On 21 June 1987, 940 weather records were set or tied at long-record stations worldwide.
454 were record highs and 218 were record lows, counting maximum and minimum temperature.
By timescale, 2 were all-time records, 28 monthly and 910 daily.
Saginaw #3 set a daily record precipitation of 54.6 mm (2.1 in) on 21 June 1987.
Across 165 earlier years (1802 to 2026) the same calendar date averaged 428 records.

Record Map

940 stations

940 station records on 21 June 1987 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 21 June 1987: highest significance records shown on the map
Station	Country	Type	Value	Significance
Saginaw #3	United States	Record daily precipitation	54.6 mm (2.1 in)	57 of 100 (Notable)
Mount Gambier Post Office	Australia	Record daily precipitation	30.0 mm (1.2 in)	55 of 100 (Notable)
Glenwillard Dashields L&D	United States	Record daily precipitation	48.3 mm (1.9 in)	52 of 100 (Notable)
Brighton (Dendy Park Bowling C	Australia	Record daily precipitation	40.0 mm (1.6 in)	51 of 100 (Notable)
Korkodon	Russia	Record daily precipitation	32.1 mm (1.3 in)	51 of 100 (Notable)
Thomaston 4SE	United States	Record daily precipitation	72.6 mm (2.9 in)	49 of 100 (Notable)
Bellingham Intl AP	United States	Record daily precipitation	31.5 mm (1.2 in)	49 of 100 (Notable)
San Juan L M Marin Intl AP	Puerto Rico [United States]	Record daily precipitation	52.3 mm (2.1 in)	48 of 100 (Notable)
Savage Rvr Dam	United States	Record daily precipitation	58.7 mm (2.3 in)	48 of 100 (Notable)
Idracowra	Australia	Record daily precipitation	38.0 mm (1.5 in)	47 of 100 (Notable)
Tempe Downs	Australia	Record daily precipitation	26.0 mm (1.0 in)	47 of 100 (Notable)
New Crown	Australia	Record daily precipitation	31.8 mm (1.3 in)	47 of 100 (Notable)
Kukuihaele Hic 199	United States	Record daily precipitation	32.3 mm (1.3 in)	47 of 100 (Notable)
Broken Hill (Waterbag)	Australia	Record daily precipitation	29.8 mm (1.2 in)	45 of 100 (Notable)
Vega de Alatorre	Mexico	Record low minimum temperature	11.7 C (53.1 F)	45 of 100 (Notable)
Hancock Exp Farm	United States	Record daily precipitation	75.9 mm (3.0 in)	45 of 100 (Notable)
Upata	Venezuela	Record daily precipitation	51.4 mm (2.0 in)	45 of 100 (Notable)
Orroroo (Yalpara)	Australia	Record daily precipitation	25.4 mm (1.0 in)	44 of 100 (Notable)
Ust-Oloj	Russia	Record daily precipitation	30.0 mm (1.2 in)	44 of 100 (Notable)
Indian Mills 2 W	United States	Record daily precipitation	48.5 mm (1.9 in)	43 of 100 (Notable)
Gillespie	Australia	Record daily precipitation	37.0 mm (1.5 in)	42 of 100 (Notable)
Taloga	United States	Record daily precipitation	35.6 mm (1.4 in)	42 of 100 (Notable)
Goodwell Rsch STN	United States	Record daily precipitation	39.6 mm (1.6 in)	41 of 100 (Notable)
White Lake	United States	Record daily precipitation	48.3 mm (1.9 in)	41 of 100 (Notable)
Vinton	United States	Record daily precipitation	33.0 mm (1.3 in)	40 of 100 (Notable)
Jersey City	United States	Record daily precipitation	33.5 mm (1.3 in)	40 of 100 (Notable)
Wooster Exp STN	United States	Record high minimum temperature	21.1 C (70.0 F)	40 of 100 (Notable)
Roosevelt Roads	Puerto Rico [United States]	Record daily precipitation	55.9 mm (2.2 in)	39 of 100 (Notable)
Montague 4 NW	United States	Record high minimum temperature	18.9 C (66.0 F)	39 of 100 (Notable)
Bourke Post Office	Australia	Record daily precipitation	28.9 mm (1.1 in)	38 of 100 (Notable)
Dartmouth Reservoir	Australia	Record daily precipitation	25.4 mm (1.0 in)	38 of 100 (Notable)
Paveletz	Russia	Record daily precipitation	57.7 mm (2.3 in)	38 of 100 (Notable)
Sayre	United States	Record daily precipitation	93.2 mm (3.7 in)	38 of 100 (Notable)
Fergana	Uzbekistan	Record low minimum temperature	12.7 C (54.9 F)	38 of 100 (Notable)
Lipeck	Russia	Record daily precipitation	26.9 mm (1.1 in)	37 of 100 (Notable)
Borzja	Russia	Record high minimum temperature	20.4 C (68.7 F)	37 of 100 (Notable)
Paisley	United Kingdom	Record daily precipitation	26.0 mm (1.0 in)	37 of 100 (Notable)
Chestertown	United States	Record high minimum temperature	22.8 C (73.0 F)	37 of 100 (Notable)
Kukuihaele Mill 206	United States	Record daily precipitation	26.2 mm (1.0 in)	37 of 100 (Notable)
Nockatunga Station	Australia	Record daily precipitation	44.0 mm (1.7 in)	36 of 100 (Notable)
Goodooga (Willawillingbah)	Australia	Record daily precipitation	36.8 mm (1.4 in)	36 of 100 (Notable)
Zametchino	Russia	Record high minimum temperature	18.5 C (65.3 F)	36 of 100 (Notable)
Ekaterinburg	Russia	Record high minimum temperature	20.7 C (69.3 F)	36 of 100 (Notable)
Voronez	Russia	Record daily precipitation	45.0 mm (1.8 in)	36 of 100 (Notable)
Wheatfield	United States	Record daily precipitation	61.0 mm (2.4 in)	36 of 100 (Notable)
Ludington 4 SE	United States	Record daily precipitation	50.0 mm (2.0 in)	36 of 100 (Notable)
Tower 2S	United States	Record high maximum temperature	30.0 C (86.0 F)	36 of 100 (Notable)
Bayard	United States	Record daily precipitation	40.6 mm (1.6 in)	36 of 100 (Notable)
Thomas	United States	Record daily precipitation	55.6 mm (2.2 in)	36 of 100 (Notable)
Ookala 223	United States	Record daily precipitation	31.0 mm (1.2 in)	36 of 100 (Notable)
Tlacolula de Matamoros	Mexico	Record daily precipitation	47.8 mm (1.9 in)	35 of 100 (Notable)
Zyrjanka	Russia	Record daily precipitation	27.7 mm (1.1 in)	35 of 100 (Notable)
Doniphan	United States	Record daily precipitation	44.7 mm (1.8 in)	35 of 100 (Notable)
Bowbells	United States	Record high minimum temperature	18.3 C (64.9 F)	35 of 100 (Notable)
Derry 4 SW	United States	Record high minimum temperature	21.1 C (70.0 F)	35 of 100 (Notable)
Wagga Wagga (Berrillee)	Australia	Record daily precipitation	28.8 mm (1.1 in)	34 of 100 (Routine)
Auburn 2 SSE	United States	Record high minimum temperature	20.6 C (69.1 F)	34 of 100 (Routine)
Berne Wwtp	United States	Record daily precipitation	41.9 mm (1.6 in)	34 of 100 (Routine)
Millport 4 NE	United States	Record high minimum temperature	20.6 C (69.1 F)	34 of 100 (Routine)
New Castle 1 N	United States	Record high minimum temperature	20.0 C (68.0 F)	34 of 100 (Routine)

Counts by Type and Timescale

940 records

Records set or tied on 21 June 1987 by type: Highest daily maximum 165, Lowest daily maximum 120, Highest daily minimum 289, Lowest daily minimum 98, Heaviest daily rainfall 268.

Records on 21 June 1987 by type
Record type	Records
Highest daily maximum	165
Lowest daily maximum	120
Highest daily minimum	289
Lowest daily minimum	98
Heaviest daily rainfall	268
Heaviest daily snowfall	0
Deepest snow cover	0

Records on 21 June 1987 by timescale: all-time 2, monthly 28, daily 910.

How Much Records Were Beaten By

712 broken records

Margins by which the 712 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 53.5. Ties are not counted.

Top 20 by Significance

21 June 1987

Top 20 records on 21 June 1987 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
21 June 1987	Saginaw #3, US	daily rain	54.6 mm (2.1 in)	38.6 mm (1.5 in)	41 years	57 of 100 (Notable)
21 June 1987	Mount Gambier Post Office, AU	daily rain	30.0 mm (1.2 in)	9.9 mm (0.39 in)	99 years	55 of 100 (Notable)
21 June 1987	Glenwillard Dashields L&D, US	daily rain	48.3 mm (1.9 in)	34.3 mm (1.4 in)	36 years	52 of 100 (Notable)
21 June 1987	Brighton (Dendy Park Bowling C, AU	daily rain	40.0 mm (1.6 in)	21.5 mm (0.8 in)	18 years	51 of 100 (Notable)
21 June 1987	Korkodon, RU	daily rain	32.1 mm (1.3 in)	25.9 mm (1.0 in)	20 years	51 of 100 (Notable)
21 June 1987	Thomaston 4SE, US	daily rain	72.6 mm (2.9 in)	53.5 mm (2.1 in)	25 years	49 of 100 (Notable)
21 June 1987	Bellingham Intl AP, US	daily rain	31.5 mm (1.2 in)	23.4 mm (0.9 in)	20 years	49 of 100 (Notable)
21 June 1987	San Juan L M Marin Intl AP, PR	daily rain	52.3 mm (2.1 in)	38.8 mm (1.5 in)	28 years	48 of 100 (Notable)
21 June 1987	Savage Rvr Dam, US	daily rain	58.7 mm (2.3 in)	30.3 mm (1.2 in)	34 years	48 of 100 (Notable)
21 June 1987	Idracowra, AU	daily rain	38.0 mm (1.5 in)	17.7 mm (0.7 in)	60 years	47 of 100 (Notable)
21 June 1987	Tempe Downs, AU	daily rain	26.0 mm (1.0 in)	12.8 mm (0.5 in)	76 years	47 of 100 (Notable)
21 June 1987	New Crown, AU	daily rain	31.8 mm (1.3 in)	31.8 mm (1.3 in)	36 years	47 of 100 (Notable)
21 June 1987	Kukuihaele Hic 199, US	daily rain	32.3 mm (1.3 in)	15.8 mm (0.6 in)	76 years	47 of 100 (Notable)
21 June 1987	Broken Hill (Waterbag), AU	daily rain	29.8 mm (1.2 in)	17.1 mm (0.7 in)	29 years	45 of 100 (Notable)
21 June 1987	Vega de Alatorre, MX	daily low min	11.7 C (53.1 F)	8.3 C (14.9 F)	20 years	45 of 100 (Notable)
21 June 1987	Hancock Exp Farm, US	daily rain	75.9 mm (3.0 in)	18.7 mm (0.7 in)	80 years	45 of 100 (Notable)
21 June 1987	Upata, VE	daily rain	51.4 mm (2.0 in)	38.9 mm (1.5 in)	16 years	45 of 100 (Notable)
21 June 1987	Orroroo (Yalpara), AU	daily rain	25.4 mm (1.0 in)	7.6 mm (0.30 in)	76 years	44 of 100 (Notable)
21 June 1987	Ust-Oloj, RU	monthly rain	30.0 mm (1.2 in)	10.0 mm (0.4 in)	1 year	44 of 100 (Notable)
21 June 1987	Indian Mills 2 W, US	daily rain	48.5 mm (1.9 in)	14.2 mm (0.6 in)	84 years	43 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

1802 to 1987

Records set or tied on this calendar date in each year from 1802 to 1987. 1987 had 940 records.

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

Records on 06-21 in each year
Year	Records
1802	1
1803	2
1805	1
1814	1
1821	3
1828	1
1831	1
1839	2
1846	1
1853	1
1855	1
1861	3
1865	1
1868	1
1869	4
1870	3
1871	1
1873	1
1874	1
1875	2
1879	1
1880	1
1881	1
1882	1
1883	1
1884	2
1885	1
1886	3
1887	1
1888	3
1889	1
1891	1
1892	2
1893	7
1895	6
1896	3
1897	3
1898	6
1899	6
1900	6
1901	5
1902	20
1903	15
1904	7
1905	14
1906	19
1907	15
1908	20
1909	19
1910	36
1911	12
1912	14
1913	34
1914	24
1915	40
1916	80
1917	97
1918	77
1919	32
1920	42
1921	85
1922	43
1923	229
1924	124
1925	333
1926	162
1927	146
1928	139
1929	84
1930	177
1931	340
1932	180
1933	645
1934	223
1935	247
1936	642
1937	475
1938	396
1939	250
1940	674
1941	401
1942	340
1943	439
1944	426
1945	709
1946	386
1947	637
1948	392
1949	391
1950	329
1951	347
1952	502
1953	761
1954	501
1955	271
1956	534
1957	932
1958	627
1959	356
1960	471
1961	956
1962	176
1963	667
1964	458
1965	400
1966	467
1967	789
1968	654
1969	687
1970	614
1971	394
1972	934
1973	683
1974	598
1975	996
1976	746
1977	476
1978	368
1979	857
1980	677
1981	889
1982	658
1983	752
1984	913
1985	516
1986	601
1987	940
1988	1,834
1989	856
1990	847
1991	1,067
1992	1,679
1993	939
1994	777
1995	978
1996	1,075
1997	1,037
1998	1,746
1999	994
2000	1,212
2001	658
2002	828
2003	1,034
2004	697
2005	1,090
2006	774
2007	1,085
2008	580
2009	1,060
2010	852
2011	1,340
2012	1,151
2013	571
2014	434
2015	707
2016	877
2017	954
2018	577
2019	969
2020	519
2021	1,132
2022	774
2023	987
2024	679
2025	1,536
2026	736

Download the Data

Data for records on 1987-06-21: 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 2026-10-13 (13 October 2026). Records are computed by this site and are not official.

Data as of 2026-10-12. Last revised 12 October 2026 (2026-10-12).

Histogram of margins by which records were beaten on 21 June 1987
Margin	Records
0 to 10	624
10 to 20	52
20 to 30	22
30 to 40	12
40 to 50	1
50 to 60	1