Weather Records on 18 June 1970

486 weather records were set or tied worldwide on 18 June 1970. Highest significance: Griffiss AFB, US.

Key Facts for 18 June 1970

On 18 June 1970, 486 weather records were set or tied at long-record stations worldwide.
233 were record highs and 39 were record lows, counting maximum and minimum temperature.
By timescale, 3 were all-time records, 9 monthly and 474 daily.
Griffiss AFB set a daily record precipitation of 63.8 mm (2.5 in) on 18 June 1970.
Across 162 earlier years (1800 to 2026) the same calendar date averaged 436 records.

Record Map

486 stations

486 station records on 18 June 1970 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 18 June 1970: highest significance records shown on the map
Station	Country	Type	Value	Significance
Griffiss AFB	United States	Record daily precipitation	63.8 mm (2.5 in)	67 of 100 (Major)
Toledo Blade	United States	Record daily precipitation	72.4 mm (2.9 in)	60 of 100 (Major)
Skaneateles	United States	Record daily precipitation	117.6 mm (4.6 in)	49 of 100 (Notable)
Fulton	United States	Record daily precipitation	55.4 mm (2.2 in)	46 of 100 (Notable)
Lockport 2SE	United States	Record daily precipitation	46.7 mm (1.8 in)	44 of 100 (Notable)
Krasnohrad	Ukraine	Record daily precipitation	36.6 mm (1.4 in)	43 of 100 (Notable)
Pointe Au Pere	Canada	Record high minimum temperature	20.6 C (69.1 F)	40 of 100 (Notable)
Macedon Lock E30	United States	Record daily precipitation	50.8 mm (2.0 in)	40 of 100 (Notable)
Gannapan	South Africa	Record daily precipitation	25.0 mm (1.0 in)	39 of 100 (Notable)
Novomirgorod	Ukraine	Record daily precipitation	32.1 mm (1.3 in)	39 of 100 (Notable)
Seward AP	United States	Record daily precipitation	25.1 mm (1.0 in)	37 of 100 (Notable)
Carrollton 3 NNE	United States	Record daily precipitation	37.6 mm (1.5 in)	36 of 100 (Notable)
Pine Ridge	United States	Record daily precipitation	27.9 mm (1.1 in)	36 of 100 (Notable)
Ramnagar Sr	India	Record daily precipitation	114.6 mm (4.5 in)	35 of 100 (Notable)
Broadalbin	United States	Record daily precipitation	82.6 mm (3.3 in)	34 of 100 (Routine)
St Charles de Mandeville	Canada	Record daily precipitation	40.1 mm (1.6 in)	33 of 100 (Routine)
Albion	United States	Record high minimum temperature	23.9 C (75.0 F)	33 of 100 (Routine)
Black River 1 SW	United States	Record daily precipitation	34.8 mm (1.4 in)	33 of 100 (Routine)
Samastipur	India	Record daily precipitation	98.0 mm (3.9 in)	32 of 100 (Routine)
Owensboro 3ENE	United States	Record high minimum temperature	23.9 C (75.0 F)	32 of 100 (Routine)
Bucyrus	United States	Record daily precipitation	69.3 mm (2.7 in)	31 of 100 (Routine)
Avalon Pleasure Pier	United States	Record low minimum temperature	5.6 C (42.1 F)	30 of 100 (Routine)
Palestine	United States	Record high minimum temperature	25.0 C (77.0 F)	30 of 100 (Routine)
Houston	United States	Record high minimum temperature	21.7 C (71.1 F)	30 of 100 (Routine)
Oswego	United States	Record daily precipitation	52.6 mm (2.1 in)	30 of 100 (Routine)
Sodus 1W	United States	Record daily precipitation	48.3 mm (1.9 in)	30 of 100 (Routine)
New Liskeard	Canada	Record daily precipitation	31.8 mm (1.3 in)	29 of 100 (Routine)
Nordby (Fano)	Denmark	Record high maximum temperature	30.0 C (86.0 F)	29 of 100 (Routine)
Bijsk Zonalnaja	Russia	Record daily precipitation	60.1 mm (2.4 in)	29 of 100 (Routine)
Greensburg	United States	Record high minimum temperature	23.3 C (73.9 F)	29 of 100 (Routine)
Gloversville	United States	Record daily precipitation	39.1 mm (1.5 in)	29 of 100 (Routine)
Kohala Mis 175.1	United States	Record low maximum temperature	22.2 C (72.0 F)	29 of 100 (Routine)
Round Hill	Australia	Record daily precipitation	34.0 mm (1.3 in)	28 of 100 (Routine)
Ottawa Cda	Canada	Record high minimum temperature	20.0 C (68.0 F)	28 of 100 (Routine)
Jamui	India	Record daily precipitation	55.0 mm (2.2 in)	28 of 100 (Routine)
Manoharpur	India	Record daily precipitation	51.0 mm (2.0 in)	28 of 100 (Routine)
Iguala (Smn)	Mexico	Record high minimum temperature	26.1 C (79.0 F)	28 of 100 (Routine)
Anchorage	United States	Record high minimum temperature	24.4 C (75.9 F)	28 of 100 (Routine)
Clarion 3 SW	United States	Record daily precipitation	40.6 mm (1.6 in)	28 of 100 (Routine)
Franklin	United States	Record daily precipitation	39.9 mm (1.6 in)	28 of 100 (Routine)
Petropavlovsk-Kamchatskij	Russia	Record high maximum temperature	20.1 C (68.2 F)	27 of 100 (Routine)
Ridgway	United States	Record daily precipitation	29.7 mm (1.2 in)	27 of 100 (Routine)
Marion	United States	Record high maximum temperature	39.4 C (102.9 F)	27 of 100 (Routine)
St Lin des Laurentides	Canada	Record high minimum temperature	20.6 C (69.1 F)	26 of 100 (Routine)
Brohovo	Russia	Record high maximum temperature	26.4 C (79.5 F)	26 of 100 (Routine)
Hereford	United States	Record high maximum temperature	39.4 C (102.9 F)	26 of 100 (Routine)
Fauquier	Canada	Record high minimum temperature	16.1 C (61.0 F)	25 of 100 (Routine)
St Fereol	Canada	Record high minimum temperature	18.9 C (66.0 F)	25 of 100 (Routine)
Stuttgart-Stadt	Germany	Record high minimum temperature	16.1 C (61.0 F)	25 of 100 (Routine)
Louriya	India	Record daily precipitation	84.0 mm (3.3 in)	25 of 100 (Routine)
Veselyi Podil	Ukraine	Record daily precipitation	25.7 mm (1.0 in)	25 of 100 (Routine)
Newark	United States	Record daily precipitation	27.2 mm (1.1 in)	25 of 100 (Routine)
New Park	United States	Record daily precipitation	26.4 mm (1.0 in)	25 of 100 (Routine)
Buckhannon	United States	Record high minimum temperature	22.8 C (73.0 F)	25 of 100 (Routine)
Aberdeen Phillips Fld	United States	Record daily precipitation	25.4 mm (1.0 in)	25 of 100 (Routine)
Harrisburg Capital City AP	United States	Record daily precipitation	31.5 mm (1.2 in)	25 of 100 (Routine)
Karikode	India	Record daily precipitation	93.1 mm (3.7 in)	24 of 100 (Routine)
Delphi 2 N	United States	Record high minimum temperature	23.3 C (73.9 F)	24 of 100 (Routine)
Cayuga Lock #1	United States	Record daily precipitation	34.0 mm (1.3 in)	24 of 100 (Routine)
Cortland	United States	Record daily precipitation	35.6 mm (1.4 in)	24 of 100 (Routine)

Counts by Type and Timescale

486 records

Records set or tied on 18 June 1970 by type: Highest daily maximum 62, Lowest daily maximum 10, Highest daily minimum 171, Lowest daily minimum 29, Heaviest daily rainfall 212, Heaviest daily snowfall 2.

Records on 18 June 1970 by type
Record type	Records
Highest daily maximum	62
Lowest daily maximum	10
Highest daily minimum	171
Lowest daily minimum	29
Heaviest daily rainfall	212
Heaviest daily snowfall	2
Deepest snow cover	0

Records on 18 June 1970 by timescale: all-time 3, monthly 9, daily 474.

How Much Records Were Beaten By

379 broken records

Margins by which the 379 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 48.6. Ties are not counted.

Top 20 by Significance

18 June 1970

Top 20 records on 18 June 1970 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
18 June 1970	Griffiss AFB, US	daily rain	63.8 mm (2.5 in)	48.6 mm (1.9 in)	67 years	67 of 100 (Major)
18 June 1970	Toledo Blade, US	daily rain	72.4 mm (2.9 in)	40.1 mm (1.6 in)	36 years	60 of 100 (Major)
18 June 1970	Skaneateles, US	all-time rain	117.6 mm (4.6 in)	7.1 mm (0.28 in)	55 years	49 of 100 (Notable)
18 June 1970	Fulton, US	daily rain	55.4 mm (2.2 in)	27.5 mm (1.1 in)	35 years	46 of 100 (Notable)
18 June 1970	Lockport 2SE, US	daily rain	46.7 mm (1.8 in)	23.3 mm (0.9 in)	41 years	44 of 100 (Notable)
18 June 1970	Krasnohrad, UA	daily rain	36.6 mm (1.4 in)	26.2 mm (1.0 in)	3 years	43 of 100 (Notable)
18 June 1970	Pointe Au Pere, CA	all-time high min	20.6 C (69.1 F)	0.6 C (1.1 F)	31 years	40 of 100 (Notable)
18 June 1970	Macedon Lock E30, US	daily rain	50.8 mm (2.0 in)	24.9 mm (1.0 in)	35 years	40 of 100 (Notable)
18 June 1970	Gannapan, ZA	daily rain	25.0 mm (1.0 in)	17.4 mm (0.7 in)	44 years	39 of 100 (Notable)
18 June 1970	Novomirgorod, UA	daily rain	32.1 mm (1.3 in)	26.3 mm (1.0 in)	15 years	39 of 100 (Notable)
18 June 1970	Seward AP, US	daily rain	25.1 mm (1.0 in)	14.2 mm (0.6 in)	51 years	37 of 100 (Notable)
18 June 1970	Carrollton 3 NNE, US	daily rain	37.6 mm (1.5 in)	23.6 mm (0.9 in)	24 years	36 of 100 (Notable)
18 June 1970	Pine Ridge, US	daily rain	27.9 mm (1.1 in)	11.4 mm (0.4 in)	64 years	36 of 100 (Notable)
18 June 1970	Ramnagar Sr, IN	daily rain	114.6 mm (4.5 in)	33.6 mm (1.3 in)	57 years	35 of 100 (Notable)
18 June 1970	Broadalbin, US	monthly rain	82.6 mm (3.3 in)	20.4 mm (0.8 in)	1 year	34 of 100 (Routine)
18 June 1970	St Charles de Mandeville, CA	daily rain	40.1 mm (1.6 in)	15.7 mm (0.6 in)	40 years	33 of 100 (Routine)
18 June 1970	Albion, US	daily high min	23.9 C (75.0 F)	1.7 C (3.1 F)	74 years	33 of 100 (Routine)
18 June 1970	Black River 1 SW, US	daily rain	34.8 mm (1.4 in)	19.1 mm (0.8 in)	27 years	33 of 100 (Routine)
18 June 1970	Samastipur, IN	daily rain	98.0 mm (3.9 in)	46.2 mm (1.8 in)	29 years	32 of 100 (Routine)
18 June 1970	Owensboro 3ENE, US	daily high min	23.9 C (75.0 F)	1.7 C (3.1 F)	72 years	32 of 100 (Routine)

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 1970

Records set or tied on this calendar date in each year from 1800 to 1970. 1970 had 486 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 1970-06-18: 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 2026-10-18. Last revised 18 October 2026 (2026-10-18).

Histogram of margins by which records were beaten on 18 June 1970
Margin	Records
0 to 10	329
10 to 20	34
20 to 30	11
30 to 40	2
40 to 50	3