Weather Records on 18 June 1988

748 weather records were set or tied worldwide on 18 June 1988. Highest significance: Guerrero (Smn), MX.

Key Facts for 18 June 1988

On 18 June 1988, 748 weather records were set or tied at long-record stations worldwide.
540 were record highs and 102 were record lows, counting maximum and minimum temperature.
By timescale, 0 were all-time records, 31 monthly and 717 daily.
Guerrero (Smn) set a monthly record daily precipitation of 67.6 mm (2.7 in) on 18 June 1988.
Across 162 earlier years (1800 to 2026) the same calendar date averaged 434 records.

Record Map

748 stations

748 station records on 18 June 1988 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 18 June 1988: highest significance records shown on the map
Station	Country	Type	Value	Significance
Guerrero (Smn)	Mexico	Record daily precipitation	67.6 mm (2.7 in)	52 of 100 (Notable)
Garden Valley	United States	Record high minimum temperature	21.1 C (70.0 F)	52 of 100 (Notable)
El Barretal I	Mexico	Record daily precipitation	99.1 mm (3.9 in)	50 of 100 (Notable)
Amvrosiivka	Ukraine	Record daily precipitation	47.2 mm (1.9 in)	46 of 100 (Notable)
Palestine	United States	Record low minimum temperature	2.8 C (37.0 F)	45 of 100 (Notable)
Ferrara	Italy	Record daily precipitation	46.4 mm (1.8 in)	43 of 100 (Notable)
Ft Meade	United States	Record high minimum temperature	26.7 C (80.1 F)	43 of 100 (Notable)
Buffalo	United States	Record high minimum temperature	21.1 C (70.0 F)	43 of 100 (Notable)
Grass Range	United States	Record high minimum temperature	18.3 C (64.9 F)	42 of 100 (Notable)
Glenwood 2WNW	United States	Record high maximum temperature	36.7 C (98.1 F)	41 of 100 (Notable)
La Junta	Mexico	Record low maximum temperature	18.9 C (66.0 F)	39 of 100 (Notable)
Ft Benton	United States	Record high minimum temperature	19.4 C (66.9 F)	39 of 100 (Notable)
Hinckley	United States	Record high maximum temperature	36.1 C (97.0 F)	38 of 100 (Notable)
Martinsdale 3 NNW	United States	Record high minimum temperature	13.3 C (55.9 F)	38 of 100 (Notable)
Rolla 1NE	United States	Record high maximum temperature	33.9 C (93.0 F)	38 of 100 (Notable)
Atbasar	Kazakhstan	Record high minimum temperature	22.4 C (72.3 F)	37 of 100 (Notable)
Fruita	United States	Record high minimum temperature	20.6 C (69.1 F)	37 of 100 (Notable)
Wray	United States	Record high maximum temperature	40.6 C (105.1 F)	37 of 100 (Notable)
Gothenburg	United States	Record high maximum temperature	40.6 C (105.1 F)	37 of 100 (Notable)
Yellowstone Park Mammoth	United States	Record high maximum temperature	31.7 C (89.1 F)	37 of 100 (Notable)
Agedabia	Libya	Record high maximum temperature	48.0 C (118.4 F)	36 of 100 (Notable)
Warren	United States	Record high minimum temperature	7.2 C (45.0 F)	36 of 100 (Notable)
Turgaj	Kazakhstan	Record high minimum temperature	25.3 C (77.5 F)	35 of 100 (Notable)
El Salto	Mexico	Record daily precipitation	59.9 mm (2.4 in)	34 of 100 (Routine)
Russell Springs	United States	Record high maximum temperature	42.2 C (108.0 F)	34 of 100 (Routine)
Choteau	United States	Record high minimum temperature	16.7 C (62.1 F)	34 of 100 (Routine)
Lusk 2 SW	United States	Record high minimum temperature	16.7 C (62.1 F)	34 of 100 (Routine)
Agedabia	Libya	Record high minimum temperature	29.9 C (85.8 F)	33 of 100 (Routine)
Ft Assiniboine	United States	Record high minimum temperature	17.8 C (64.0 F)	33 of 100 (Routine)
Beach	United States	Record high maximum temperature	34.4 C (93.9 F)	33 of 100 (Routine)
Camp Crook	United States	Record high minimum temperature	17.8 C (64.0 F)	33 of 100 (Routine)
Milesville 5 NE	United States	Record high maximum temperature	39.4 C (102.9 F)	33 of 100 (Routine)
Stephan 2 NW	United States	Record high maximum temperature	38.3 C (100.9 F)	33 of 100 (Routine)
Gillette 3SE	United States	Record high minimum temperature	18.9 C (66.0 F)	33 of 100 (Routine)
Moorcroft 3S	United States	Record high maximum temperature	37.2 C (99.0 F)	33 of 100 (Routine)
Williston Sloulin Fld	United States	Record high maximum temperature	35.0 C (95.0 F)	33 of 100 (Routine)
Port Lincoln	Australia	Record high minimum temperature	13.5 C (56.3 F)	32 of 100 (Routine)
La Escalera	Mexico	Record daily precipitation	106.9 mm (4.2 in)	32 of 100 (Routine)
Mahnomen	United States	Record high maximum temperature	36.1 C (97.0 F)	32 of 100 (Routine)
Bridger 2 N	United States	Record high maximum temperature	36.7 C (98.1 F)	32 of 100 (Routine)
Ekalaka	United States	Record high maximum temperature	36.1 C (97.0 F)	32 of 100 (Routine)
Junction 4SSW	United States	Record low minimum temperature	12.8 C (55.0 F)	32 of 100 (Routine)
Duluth	United States	Record daily precipitation	29.7 mm (1.2 in)	32 of 100 (Routine)
The Warriups	Australia	Record daily precipitation	38.0 mm (1.5 in)	31 of 100 (Routine)
Shahat	Libya	Record high maximum temperature	37.0 C (98.6 F)	31 of 100 (Routine)
Atenguillo	Mexico	Record daily precipitation	61.5 mm (2.4 in)	31 of 100 (Routine)
Cuetzalan del Progreso	Mexico	Record low minimum temperature	11.7 C (53.1 F)	31 of 100 (Routine)
Tres Hermanos	Mexico	Record low maximum temperature	31.7 C (89.1 F)	31 of 100 (Routine)
Canal Pt USDA	United States	Record low minimum temperature	16.1 C (61.0 F)	31 of 100 (Routine)
Ballantine	United States	Record high minimum temperature	20.0 C (68.0 F)	31 of 100 (Routine)
Moccasin Exp STN	United States	Record high minimum temperature	16.1 C (61.0 F)	31 of 100 (Routine)
Sidney	United States	Record high minimum temperature	18.3 C (64.9 F)	31 of 100 (Routine)
Stanley 3 NNW	United States	Record high maximum temperature	36.1 C (97.0 F)	31 of 100 (Routine)
Selby	United States	Record high minimum temperature	16.7 C (62.1 F)	31 of 100 (Routine)
Junction 4SSW	United States	Record high maximum temperature	41.1 C (106.0 F)	31 of 100 (Routine)
Saint Paul Is AP	United States	Record high maximum temperature	15.0 C (59.0 F)	31 of 100 (Routine)
Karaganda	Kazakhstan	Record high maximum temperature	39.0 C (102.2 F)	30 of 100 (Routine)
N'Guigni	Niger	Record high minimum temperature	29.9 C (85.8 F)	30 of 100 (Routine)
Dnipropetrovsk	Ukraine	Record daily precipitation	27.6 mm (1.1 in)	30 of 100 (Routine)
Luverne	United States	Record high maximum temperature	35.6 C (96.1 F)	30 of 100 (Routine)

Counts by Type and Timescale

748 records

Records set or tied on 18 June 1988 by type: Highest daily maximum 256, Lowest daily maximum 48, Highest daily minimum 284, Lowest daily minimum 54, Heaviest daily rainfall 106.

Records on 18 June 1988 by type
Record type	Records
Highest daily maximum	256
Lowest daily maximum	48
Highest daily minimum	284
Lowest daily minimum	54
Heaviest daily rainfall	106
Heaviest daily snowfall	0
Deepest snow cover	0

Records on 18 June 1988 by timescale: all-time 0, monthly 31, daily 717.

How Much Records Were Beaten By

569 broken records

Margins by which the 569 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 222.0. Ties are not counted.

Top 20 by Significance

18 June 1988

Top 20 records on 18 June 1988 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
18 June 1988	Guerrero (Smn), MX	monthly rain	67.6 mm (2.7 in)	15.8 mm (0.6 in)	48 years	52 of 100 (Notable)
18 June 1988	Garden Valley, US	daily high min	21.1 C (70.0 F)	8.3 C (14.9 F)	70 years	52 of 100 (Notable)
18 June 1988	El Barretal I, MX	daily rain	99.1 mm (3.9 in)	75.2 mm (3.0 in)	27 years	50 of 100 (Notable)
18 June 1988	Amvrosiivka, UA	daily rain	47.2 mm (1.9 in)	26.3 mm (1.0 in)	30 years	46 of 100 (Notable)
18 June 1988	Palestine, US	daily low min	2.8 C (37.0 F)	4.4 C (7.9 F)	85 years	45 of 100 (Notable)
18 June 1988	Ferrara, IT	daily rain	46.4 mm (1.8 in)	26.1 mm (1.0 in)	8 years	43 of 100 (Notable)
18 June 1988	Ft Meade, US	daily high min	26.7 C (80.1 F)	5.6 C (10.1 F)	74 years	43 of 100 (Notable)
18 June 1988	Buffalo, US	daily high min	21.1 C (70.0 F)	4.4 C (7.9 F)	79 years	43 of 100 (Notable)
18 June 1988	Grass Range, US	daily high min	18.3 C (64.9 F)	4.4 C (7.9 F)	74 years	42 of 100 (Notable)
18 June 1988	Glenwood 2WNW, US	daily high max	36.7 C (98.1 F)	2.3 C (4.1 F)	91 years	41 of 100 (Notable)
18 June 1988	La Junta, MX	monthly low max	18.9 C (66.0 F)	1.7 C (3.1 F)	62 years	39 of 100 (Notable)
18 June 1988	Ft Benton, US	daily high min	19.4 C (66.9 F)	2.7 C (4.9 F)	77 years	39 of 100 (Notable)
18 June 1988	Hinckley, US	daily high max	36.1 C (97.0 F)	3.3 C (5.9 F)	78 years	38 of 100 (Notable)
18 June 1988	Martinsdale 3 NNW, US	daily high min	13.3 C (55.9 F)	0.5 C (0.9 F)	94 years	38 of 100 (Notable)
18 June 1988	Rolla 1NE, US	daily high max	33.9 C (93.0 F)	2.8 C (5.0 F)	84 years	38 of 100 (Notable)
18 June 1988	Atbasar, KZ	monthly high min	22.4 C (72.3 F)	0.9 C (1.6 F)	56 years	37 of 100 (Notable)
18 June 1988	Fruita, US	daily high min	20.6 C (69.1 F)	2.8 C (5.0 F)	70 years	37 of 100 (Notable)
18 June 1988	Wray, US	daily high max	40.6 C (105.1 F)	1.2 C (2.2 F)	88 years	37 of 100 (Notable)
18 June 1988	Gothenburg, US	daily high max	40.6 C (105.1 F)	0.6 C (1.1 F)	91 years	37 of 100 (Notable)
18 June 1988	Yellowstone Park Mammoth, US	daily high max	31.7 C (89.1 F)	1.1 C (2.0 F)	89 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

1800 to 1988

Records set or tied on this calendar date in each year from 1800 to 1988. 1988 had 748 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 1988-06-18: 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).

Margin	Records
0 to 50	567
50 to 100	1
100 to 150	0
150 to 200	0
200 to 250	1