Weather Records on 18 June 1987

925 weather records were set or tied worldwide on 18 June 1987. Highest significance: Arno, AU.

Key Facts for 18 June 1987

On 18 June 1987, 925 weather records were set or tied at long-record stations worldwide.
329 were record highs and 314 were record lows, counting maximum and minimum temperature.
By timescale, 1 were all-time records, 14 monthly and 910 daily.
Arno set a daily record precipitation of 52.0 mm (2.0 in) on 18 June 1987.
Across 162 earlier years (1800 to 2026) the same calendar date averaged 433 records.

Record Map

925 stations

925 station records on 18 June 1987 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 18 June 1987: highest significance records shown on the map
Station	Country	Type	Value	Significance
Arno	Australia	Record daily precipitation	52.0 mm (2.0 in)	69 of 100 (Major)
Wilcannia (Billilla)	Australia	Record daily precipitation	33.6 mm (1.3 in)	62 of 100 (Major)
White Cliffs Post Office	Australia	Record daily precipitation	30.2 mm (1.2 in)	60 of 100 (Major)
Wilcannia (Reid St)	Australia	Record daily precipitation	28.8 mm (1.1 in)	53 of 100 (Notable)
Chornomorske	Ukraine	Record daily precipitation	32.0 mm (1.3 in)	51 of 100 (Notable)
Kinsley 2E	United States	Record daily precipitation	77.2 mm (3.0 in)	51 of 100 (Notable)
Otatitlan	Mexico	Record low minimum temperature	16.7 C (62.1 F)	50 of 100 (Notable)
Hana AP 355	United States	Record daily precipitation	34.3 mm (1.4 in)	49 of 100 (Notable)
Ferguson	Australia	Record daily precipitation	78.0 mm (3.1 in)	48 of 100 (Notable)
Bajanaul	Kazakhstan	Record daily precipitation	44.4 mm (1.7 in)	46 of 100 (Notable)
Cairns Post Office	Australia	Record daily precipitation	39.1 mm (1.5 in)	45 of 100 (Notable)
Artik	Armenia	Record daily precipitation	27.8 mm (1.1 in)	44 of 100 (Notable)
Russleigh	Australia	Record daily precipitation	66.4 mm (2.6 in)	44 of 100 (Notable)
Zmeinogorsk	Russia	Record daily precipitation	27.5 mm (1.1 in)	44 of 100 (Notable)
Vega de Alatorre	Mexico	Record low minimum temperature	11.7 C (53.1 F)	43 of 100 (Notable)
Halmstad	Sweden	Record low maximum temperature	10.8 C (51.4 F)	42 of 100 (Notable)
Palmerville	Australia	Record high maximum temperature	33.5 C (92.3 F)	41 of 100 (Notable)
Songkhla	Thailand	Record daily precipitation	39.1 mm (1.5 in)	41 of 100 (Notable)
McPherson	United States	Record daily precipitation	48.3 mm (1.9 in)	41 of 100 (Notable)
Steuben	United States	Record daily precipitation	53.3 mm (2.1 in)	40 of 100 (Notable)
Baraboo Wwtp	United States	Record high maximum temperature	33.9 C (93.0 F)	40 of 100 (Notable)
Vladikavkaz	Russia	Record high minimum temperature	18.0 C (64.4 F)	39 of 100 (Notable)
Clay City 1 WNW	United States	Record daily precipitation	50.3 mm (2.0 in)	39 of 100 (Notable)
Biskra	Algeria	Record low maximum temperature	29.7 C (85.5 F)	38 of 100 (Notable)
Spitak	Armenia	Record daily precipitation	36.0 mm (1.4 in)	38 of 100 (Notable)
Stonehenge	Australia	Record daily precipitation	45.0 mm (1.8 in)	38 of 100 (Notable)
Saint Johns	United States	Record high maximum temperature	35.0 C (95.0 F)	38 of 100 (Notable)
Waialua 847	United States	Record low minimum temperature	15.0 C (59.0 F)	38 of 100 (Notable)
Rantoul	United States	Record high maximum temperature	36.7 C (98.1 F)	38 of 100 (Notable)
Lozova	Ukraine	Record daily precipitation	39.7 mm (1.6 in)	37 of 100 (Notable)
Marnitz	Germany	Record low maximum temperature	10.5 C (50.9 F)	36 of 100 (Notable)
Songkhla	Thailand	Record low maximum temperature	26.4 C (79.5 F)	36 of 100 (Notable)
Detour Village	United States	Record high maximum temperature	28.3 C (82.9 F)	36 of 100 (Notable)
Ionia 2SSW	United States	Record high maximum temperature	32.8 C (91.0 F)	36 of 100 (Notable)
Chandler	United States	Record daily precipitation	40.6 mm (1.6 in)	36 of 100 (Notable)
Harnosand	Sweden	Record low maximum temperature	8.5 C (47.3 F)	35 of 100 (Notable)
Longview	United States	Record daily precipitation	81.8 mm (3.2 in)	35 of 100 (Notable)
Chilton	United States	Record high maximum temperature	33.9 C (93.0 F)	35 of 100 (Notable)
Lake Mills Wwtp	United States	Record high maximum temperature	35.0 C (95.0 F)	35 of 100 (Notable)
Hamburg Fuhlsbuettel	Germany	Record low maximum temperature	10.8 C (51.4 F)	34 of 100 (Routine)
Magdeburg	Germany	Record low maximum temperature	12.5 C (54.5 F)	34 of 100 (Routine)
Villa Purificacion (Dge)	Mexico	Record low minimum temperature	15.6 C (60.1 F)	34 of 100 (Routine)
Karlshamn	Sweden	Record low maximum temperature	11.5 C (52.7 F)	34 of 100 (Routine)
Loretta 1W	United States	Record daily precipitation	56.9 mm (2.2 in)	34 of 100 (Routine)
Longville	United States	Record daily precipitation	55.1 mm (2.2 in)	34 of 100 (Routine)
Woodville 4 ESE	United States	Record daily precipitation	41.7 mm (1.6 in)	34 of 100 (Routine)
Mt Airy 2 W	United States	Record high minimum temperature	21.7 C (71.1 F)	34 of 100 (Routine)
Appleton	United States	Record high maximum temperature	33.9 C (93.0 F)	34 of 100 (Routine)
Genoa Dam 8	United States	Record high maximum temperature	38.3 C (100.9 F)	34 of 100 (Routine)
Green Bay	United States	Record high maximum temperature	33.9 C (93.0 F)	34 of 100 (Routine)
Franklin 3 NW	United States	Record daily precipitation	77.0 mm (3.0 in)	33 of 100 (Routine)
Bakuriani	Georgia	Record daily precipitation	40.9 mm (1.6 in)	32 of 100 (Routine)
Schwerin	Germany	Record low maximum temperature	10.7 C (51.3 F)	32 of 100 (Routine)
Wrixum/Fohr	Germany	Record low maximum temperature	11.5 C (52.7 F)	32 of 100 (Routine)
Flahult	Sweden	Record low maximum temperature	10.0 C (50.0 F)	32 of 100 (Routine)
Skara 1	Sweden	Record low maximum temperature	11.5 C (52.7 F)	32 of 100 (Routine)
Orebro	Sweden	Record low maximum temperature	12.4 C (54.3 F)	32 of 100 (Routine)
Kanopolis Lake	United States	Record daily precipitation	91.4 mm (3.6 in)	32 of 100 (Routine)
Red Lake Indian Agcy	United States	Record high maximum temperature	31.1 C (88.0 F)	32 of 100 (Routine)
Winton Pwr Plt	United States	Record high minimum temperature	19.4 C (66.9 F)	32 of 100 (Routine)

Counts by Type and Timescale

925 records

Records set or tied on 18 June 1987 by type: Highest daily maximum 175, Lowest daily maximum 245, Highest daily minimum 154, Lowest daily minimum 69, Heaviest daily rainfall 282.

Records on 18 June 1987 by type
Record type	Records
Highest daily maximum	175
Lowest daily maximum	245
Highest daily minimum	154
Lowest daily minimum	69
Heaviest daily rainfall	282
Heaviest daily snowfall	0
Deepest snow cover	0

Records on 18 June 1987 by timescale: all-time 1, monthly 14, daily 910.

How Much Records Were Beaten By

758 broken records

Margins by which the 758 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 54.1. Ties are not counted.

Top 20 by Significance

18 June 1987

Top 20 records on 18 June 1987 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
18 June 1987	Arno, AU	daily rain	52.0 mm (2.0 in)	52.0 mm (2.0 in)	76 years	69 of 100 (Major)
18 June 1987	Wilcannia (Billilla), AU	daily rain	33.6 mm (1.3 in)	18.4 mm (0.7 in)	89 years	62 of 100 (Major)
18 June 1987	White Cliffs Post Office, AU	daily rain	30.2 mm (1.2 in)	18.8 mm (0.7 in)	80 years	60 of 100 (Major)
18 June 1987	Wilcannia (Reid St), AU	daily rain	28.8 mm (1.1 in)	12.8 mm (0.5 in)	89 years	53 of 100 (Notable)
18 June 1987	Chornomorske, UA	daily rain	32.0 mm (1.3 in)	25.6 mm (1.0 in)	40 years	51 of 100 (Notable)
18 June 1987	Kinsley 2E, US	daily rain	77.2 mm (3.0 in)	54.1 mm (2.1 in)	20 years	51 of 100 (Notable)
18 June 1987	Otatitlan, MX	daily low min	16.7 C (62.1 F)	4.4 C (7.9 F)	44 years	50 of 100 (Notable)
18 June 1987	Hana AP 355, US	daily rain	34.3 mm (1.4 in)	18.0 mm (0.7 in)	33 years	49 of 100 (Notable)
18 June 1987	Ferguson, AU	daily rain	78.0 mm (3.1 in)	50.1 mm (2.0 in)	24 years	48 of 100 (Notable)
18 June 1987	Bajanaul, KZ	daily rain	44.4 mm (1.7 in)	35.0 mm (1.4 in)	4 years	46 of 100 (Notable)
18 June 1987	Cairns Post Office, AU	daily rain	39.1 mm (1.5 in)	14.0 mm (0.6 in)	76 years	45 of 100 (Notable)
18 June 1987	Artik, AM	daily rain	27.8 mm (1.1 in)	16.9 mm (0.7 in)	37 years	44 of 100 (Notable)
18 June 1987	Russleigh, AU	monthly rain	66.4 mm (2.6 in)	26.4 mm (1.0 in)	6 years	44 of 100 (Notable)
18 June 1987	Zmeinogorsk, RU	daily rain	27.5 mm (1.1 in)	15.3 mm (0.6 in)	44 years	44 of 100 (Notable)
18 June 1987	Vega de Alatorre, MX	daily low min	11.7 C (53.1 F)	8.3 C (14.9 F)	16 years	43 of 100 (Notable)
18 June 1987	Halmstad, SE	daily low max	10.8 C (51.4 F)	3.2 C (5.8 F)	80 years	42 of 100 (Notable)
18 June 1987	Palmerville, AU	daily high max	33.5 C (92.3 F)	1.3 C (2.3 F)	85 years	41 of 100 (Notable)
18 June 1987	Songkhla, TH	daily rain	39.1 mm (1.5 in)	27.2 mm (1.1 in)	42 years	41 of 100 (Notable)
18 June 1987	McPherson, US	daily rain	48.3 mm (1.9 in)	14.3 mm (0.6 in)	76 years	41 of 100 (Notable)
18 June 1987	Steuben, US	daily rain	53.3 mm (2.1 in)	32.5 mm (1.3 in)	17 years	40 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

1800 to 1987

Records set or tied on this calendar date in each year from 1800 to 1987. 1987 had 925 records.

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

Records on 06-18 in each year
Year	Records
1800	1
1801	1
1802	1
1803	1
1816	1
1821	1
1823	1
1839	1
1841	1
1848	1
1855	1
1858	2
1859	1
1862	2
1865	1
1869	1
1870	1
1875	2
1876	1
1879	1
1880	1
1881	2
1882	2
1883	1
1884	1
1886	1
1888	3
1889	1
1890	3
1892	3
1893	1
1894	2
1895	3
1896	4
1897	5
1899	3
1900	4
1901	10
1902	7
1903	13
1904	5
1905	32
1906	16
1907	21
1908	20
1909	39
1910	15
1911	14
1912	25
1913	29
1914	43
1915	62
1916	29
1917	55
1918	118
1919	65
1920	53
1921	44
1922	57
1923	144
1924	108
1925	246
1926	176
1927	287
1928	205
1929	297
1930	379
1931	267
1932	219
1933	499
1934	335
1935	494
1936	549
1937	301
1938	391
1939	674
1940	620
1941	273
1942	201
1943	173
1944	726
1945	784
1946	532
1947	391
1948	421
1949	734
1950	828
1951	237
1952	435
1953	730
1954	460
1955	721
1956	373
1957	672
1958	532
1959	573
1960	394
1961	979
1962	302
1963	305
1964	840
1965	589
1966	431
1967	308
1968	556
1969	598
1970	486
1971	456
1972	334
1973	861
1974	719
1975	821
1976	508
1977	768
1978	516
1979	581
1980	447
1981	895
1982	736
1983	1,080
1984	716
1985	921
1986	862
1987	925
1988	748
1989	697
1990	795
1991	944
1992	579
1993	834
1994	1,156
1995	1,224
1996	1,004
1997	894
1998	1,600
1999	1,258
2000	1,474
2001	589
2002	1,397
2003	853
2004	1,056
2005	1,014
2006	699
2007	898
2008	628
2009	920
2010	928
2011	952
2012	832
2013	847
2014	732
2015	978
2016	787
2017	839
2018	968
2019	425
2020	572
2021	1,874
2022	1,194
2023	574
2024	1,150
2025	583
2026	830

Download the Data

Data for records on 1987-06-18: 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).