Weather Records on 18 June 1971

456 weather records were set or tied worldwide on 18 June 1971. Highest significance: Bogalusa, US.

Key Facts for 18 June 1971

On 18 June 1971, 456 weather records were set or tied at long-record stations worldwide.
111 were record highs and 81 were record lows, counting maximum and minimum temperature.
By timescale, 2 were all-time records, 8 monthly and 446 daily.
Bogalusa set a monthly record daily precipitation of 146.1 mm (5.8 in) on 18 June 1971.
Across 162 earlier years (1800 to 2026) the same calendar date averaged 436 records.

Record Map

456 stations

456 station records on 18 June 1971 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 18 June 1971: highest significance records shown on the map
Station	Country	Type	Value	Significance
Bogalusa	United States	Record daily precipitation	146.1 mm (5.8 in)	60 of 100 (Major)
Nicosia	Cyprus	Record high minimum temperature	28.3 C (82.9 F)	57 of 100 (Notable)
Hargraves (Weeroona)	Australia	Record daily precipitation	48.3 mm (1.9 in)	50 of 100 (Notable)
Chohataury	Georgia	Record daily precipitation	78.6 mm (3.1 in)	50 of 100 (Notable)
Oxford	United Kingdom	Record daily precipitation	35.6 mm (1.4 in)	49 of 100 (Notable)
Wisley	United Kingdom	Record daily precipitation	30.0 mm (1.2 in)	48 of 100 (Notable)
Caete	Brazil	Record daily precipitation	32.4 mm (1.3 in)	47 of 100 (Notable)
Eugenio Lefevre	Brazil	Record daily precipitation	40.0 mm (1.6 in)	47 of 100 (Notable)
Keda	Georgia	Record daily precipitation	74.3 mm (2.9 in)	47 of 100 (Notable)
Usina Congonhal	Brazil	Record daily precipitation	47.0 mm (1.9 in)	46 of 100 (Notable)
Angatuba	Brazil	Record daily precipitation	50.8 mm (2.0 in)	46 of 100 (Notable)
Observatorio Do Iag	Brazil	Record daily precipitation	34.5 mm (1.4 in)	46 of 100 (Notable)
Engordador	Brazil	Record daily precipitation	44.0 mm (1.7 in)	46 of 100 (Notable)
Usina Do Fojo	Brazil	Record daily precipitation	50.5 mm (2.0 in)	44 of 100 (Notable)
Ribeirao Do Sul	Brazil	Record daily precipitation	71.6 mm (2.8 in)	44 of 100 (Notable)
Baependi	Brazil	Record daily precipitation	42.0 mm (1.7 in)	43 of 100 (Notable)
Cachoeira Paulista (Pcd)	Brazil	Record daily precipitation	36.0 mm (1.4 in)	43 of 100 (Notable)
Eden (Pirajibu)	Brazil	Record daily precipitation	52.3 mm (2.1 in)	42 of 100 (Notable)
Hanty-Mansijsk	Russia	Record daily precipitation	43.8 mm (1.7 in)	41 of 100 (Notable)
Cruzeiro	Brazil	Record daily precipitation	34.6 mm (1.4 in)	40 of 100 (Notable)
Mokpo	Korea, South	Record daily precipitation	95.0 mm (3.7 in)	40 of 100 (Notable)
Kingstree	United States	Record daily precipitation	76.7 mm (3.0 in)	40 of 100 (Notable)
Bom Jardim de Minas	Brazil	Record daily precipitation	32.6 mm (1.3 in)	39 of 100 (Notable)
Ponte Do Costa	Brazil	Record daily precipitation	53.0 mm (2.1 in)	39 of 100 (Notable)
Rio Claro	Brazil	Record daily precipitation	31.2 mm (1.2 in)	39 of 100 (Notable)
Itapetininga	Brazil	Record daily precipitation	39.7 mm (1.6 in)	39 of 100 (Notable)
Cacapava	Brazil	Record daily precipitation	25.8 mm (1.0 in)	38 of 100 (Notable)
Rothamsted	United Kingdom	Record daily precipitation	30.5 mm (1.2 in)	38 of 100 (Notable)
Itaguacu (Sabesp)	Brazil	Record daily precipitation	40.6 mm (1.6 in)	37 of 100 (Notable)
Sulphur Springs	United States	Record high maximum temperature	38.3 C (100.9 F)	37 of 100 (Notable)
Taylorsville	United States	Record daily precipitation	61.7 mm (2.4 in)	36 of 100 (Notable)
Careacu	Brazil	Record daily precipitation	45.2 mm (1.8 in)	35 of 100 (Notable)
Guararema	Brazil	Record daily precipitation	31.6 mm (1.2 in)	35 of 100 (Notable)
Fazenda Monte Alegre	Brazil	Record daily precipitation	45.2 mm (1.8 in)	35 of 100 (Notable)
Barao de Antonina	Brazil	Record daily precipitation	46.7 mm (1.8 in)	35 of 100 (Notable)
Usina Santa Fe	Brazil	Record daily precipitation	47.5 mm (1.9 in)	34 of 100 (Routine)
Franco da Rocha (Hosp.Juqueri)	Brazil	Record daily precipitation	30.8 mm (1.2 in)	34 of 100 (Routine)
Fazenda Vista Redonda	Brazil	Record daily precipitation	33.1 mm (1.3 in)	34 of 100 (Routine)
Ojinaga (Smn)	Mexico	Record daily precipitation	54.9 mm (2.2 in)	34 of 100 (Routine)
Washington 2 ESE	United States	Record daily precipitation	57.2 mm (2.3 in)	34 of 100 (Routine)
Shamakhy	Azerbaijan	Record daily precipitation	36.8 mm (1.4 in)	33 of 100 (Routine)
Usina Do Chicao	Brazil	Record daily precipitation	31.1 mm (1.2 in)	33 of 100 (Routine)
Usina Gaviao Peixoto (Cpfl)	Brazil	Record daily precipitation	53.0 mm (2.1 in)	33 of 100 (Routine)
Cresciumal	Brazil	Record daily precipitation	48.4 mm (1.9 in)	33 of 100 (Routine)
Ibiuna	Brazil	Record daily precipitation	42.6 mm (1.7 in)	33 of 100 (Routine)
Itatinga E5-013	Brazil	Record daily precipitation	37.3 mm (1.5 in)	33 of 100 (Routine)
Tejupa	Brazil	Record daily precipitation	45.5 mm (1.8 in)	33 of 100 (Routine)
Jundiai (Cpef)	Brazil	Record daily precipitation	37.2 mm (1.5 in)	32 of 100 (Routine)
Luz (Estacao)	Brazil	Record daily precipitation	44.8 mm (1.8 in)	32 of 100 (Routine)
Eldorado	Brazil	Record daily precipitation	41.1 mm (1.6 in)	32 of 100 (Routine)
Sparta	United States	Record daily precipitation	44.5 mm (1.8 in)	32 of 100 (Routine)
Cambridge	United States	Record high minimum temperature	20.0 C (68.0 F)	32 of 100 (Routine)
Big St Germain Dam	United States	Record daily precipitation	51.3 mm (2.0 in)	32 of 100 (Routine)
Fazenda Belmonte	Brazil	Record daily precipitation	38.8 mm (1.5 in)	31 of 100 (Routine)
Fazenda Aterradinho	Brazil	Record daily precipitation	38.5 mm (1.5 in)	31 of 100 (Routine)
Clarke City	Canada	Record high maximum temperature	26.7 C (80.1 F)	31 of 100 (Routine)
Eastbourne	United Kingdom	Record daily precipitation	37.9 mm (1.5 in)	31 of 100 (Routine)
Newnan 7 WNW	United States	Record daily precipitation	49.5 mm (1.9 in)	31 of 100 (Routine)
Marion	United States	Record daily precipitation	40.6 mm (1.6 in)	31 of 100 (Routine)
Charlotte Douglas AP	United States	Record daily precipitation	31.8 mm (1.3 in)	31 of 100 (Routine)

Counts by Type and Timescale

456 records

Records set or tied on 18 June 1971 by type: Highest daily maximum 30, Lowest daily maximum 61, Highest daily minimum 81, Lowest daily minimum 20, Heaviest daily rainfall 263, Deepest snow cover 1.

Records on 18 June 1971 by type
Record type	Records
Highest daily maximum	30
Lowest daily maximum	61
Highest daily minimum	81
Lowest daily minimum	20
Heaviest daily rainfall	263
Heaviest daily snowfall	0
Deepest snow cover	1

Records on 18 June 1971 by timescale: all-time 2, monthly 8, daily 446.

How Much Records Were Beaten By

389 broken records

Margins by which the 389 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 76.0. Ties are not counted.

Top 20 by Significance

18 June 1971

Top 20 records on 18 June 1971 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
18 June 1971	Bogalusa, US	monthly rain	146.1 mm (5.8 in)	65.1 mm (2.6 in)	22 years	60 of 100 (Major)
18 June 1971	Nicosia, CY	all-time high min	28.3 C (82.9 F)	1.1 C (2.0 F)	83 years	57 of 100 (Notable)
18 June 1971	Hargraves (Weeroona), AU	daily rain	48.3 mm (1.9 in)	20.9 mm (0.8 in)	73 years	50 of 100 (Notable)
18 June 1971	Chohataury, GE	daily rain	78.6 mm (3.1 in)	54.4 mm (2.1 in)	24 years	50 of 100 (Notable)
18 June 1971	Oxford, GB	daily rain	35.6 mm (1.4 in)	13.4 mm (0.5 in)	56 years	49 of 100 (Notable)
18 June 1971	Wisley, GB	daily rain	30.0 mm (1.2 in)	16.3 mm (0.6 in)	33 years	48 of 100 (Notable)
18 June 1971	Caete, BR	daily rain	32.4 mm (1.3 in)	31.2 mm (1.2 in)	28 years	47 of 100 (Notable)
18 June 1971	Eugenio Lefevre, BR	daily rain	40.0 mm (1.6 in)	29.9 mm (1.2 in)	28 years	47 of 100 (Notable)
18 June 1971	Keda, GE	daily rain	74.3 mm (2.9 in)	61.8 mm (2.4 in)	14 years	47 of 100 (Notable)
18 June 1971	Usina Congonhal, BR	daily rain	47.0 mm (1.9 in)	41.0 mm (1.6 in)	12 years	46 of 100 (Notable)
18 June 1971	Angatuba, BR	daily rain	50.8 mm (2.0 in)	44.2 mm (1.7 in)	12 years	46 of 100 (Notable)
18 June 1971	Observatorio Do Iag, BR	daily rain	34.5 mm (1.4 in)	29.0 mm (1.1 in)	10 years	46 of 100 (Notable)
18 June 1971	Engordador, BR	daily rain	44.0 mm (1.7 in)	39.5 mm (1.6 in)	18 years	46 of 100 (Notable)
18 June 1971	Usina Do Fojo, BR	daily rain	50.5 mm (2.0 in)	48.0 mm (1.9 in)	16 years	44 of 100 (Notable)
18 June 1971	Ribeirao Do Sul, BR	daily rain	71.6 mm (2.8 in)	56.6 mm (2.2 in)	6 years	44 of 100 (Notable)
18 June 1971	Baependi, BR	daily rain	42.0 mm (1.7 in)	32.6 mm (1.3 in)	5 years	43 of 100 (Notable)
18 June 1971	Cachoeira Paulista (Pcd), BR	daily rain	36.0 mm (1.4 in)	27.4 mm (1.1 in)	18 years	43 of 100 (Notable)
18 June 1971	Eden (Pirajibu), BR	daily rain	52.3 mm (2.1 in)	45.5 mm (1.8 in)	10 years	42 of 100 (Notable)
18 June 1971	Hanty-Mansijsk, RU	daily rain	43.8 mm (1.7 in)	19.8 mm (0.8 in)	0 years	41 of 100 (Notable)
18 June 1971	Cruzeiro, BR	daily rain	34.6 mm (1.4 in)	22.5 mm (0.9 in)	12 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 1971

Records set or tied on this calendar date in each year from 1800 to 1971. 1971 had 456 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 1971-06-18: 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 10	256
10 to 20	64
20 to 30	43
30 to 40	15
40 to 50	5
50 to 60	2
60 to 70	3
70 to 80	1