Weather Records on 18 June 2020

572 weather records were set or tied worldwide on 18 June 2020. Highest significance: Savonlinna Laukansaari, FI.

Key Facts for 18 June 2020

On 18 June 2020, 572 weather records were set or tied at long-record stations worldwide.
237 were record highs and 191 were record lows, counting maximum and minimum temperature.
By timescale, 5 were all-time records, 15 monthly and 552 daily.
Savonlinna Laukansaari set an all-time record daily precipitation of 79.7 mm (3.1 in) on 18 June 2020.
Across 162 earlier years (1800 to 2026) the same calendar date averaged 435 records.

Record Map

572 stations

572 station records on 18 June 2020 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 18 June 2020: highest significance records shown on the map
Station	Country	Type	Value	Significance
Savonlinna Laukansaari	Finland	Record daily precipitation	79.7 mm (3.1 in)	69 of 100 (Major)
Tian-Shan	Kyrgyzstan	Record daily precipitation	99.6 mm (3.9 in)	69 of 100 (Major)
Punkaharju Laukansaari	Finland	Record daily precipitation	37.8 mm (1.5 in)	63 of 100 (Major)
Ganca	Azerbaijan	Record daily precipitation	99.3 mm (3.9 in)	60 of 100 (Major)
Inhambane	Mozambique	Record daily precipitation	81.0 mm (3.2 in)	59 of 100 (Notable)
Yeovilton	United Kingdom	Record daily precipitation	51.0 mm (2.0 in)	59 of 100 (Notable)
Elizabethton	United States	Record low maximum temperature	18.9 C (66.0 F)	55 of 100 (Notable)
Pulaski 2 E	United States	Record daily precipitation	73.7 mm (2.9 in)	54 of 100 (Notable)
S Boston	United States	Record daily precipitation	141.0 mm (5.6 in)	54 of 100 (Notable)
Rocky Mt	United States	Record daily precipitation	67.3 mm (2.6 in)	53 of 100 (Notable)
Greeneville Exp STN	United States	Record low maximum temperature	18.9 C (66.0 F)	52 of 100 (Notable)
Gregory	United States	Record daily precipitation	74.9 mm (2.9 in)	49 of 100 (Notable)
Wushaoling	China	Record daily precipitation	39.9 mm (1.6 in)	48 of 100 (Notable)
Xai Xai	Mozambique	Record daily precipitation	42.9 mm (1.7 in)	48 of 100 (Notable)
Trinidad AP	United States	Record daily precipitation	58.9 mm (2.3 in)	48 of 100 (Notable)
Litchville 2NW	United States	Record daily precipitation	55.6 mm (2.2 in)	47 of 100 (Notable)
Ft Pickett	United States	Record daily precipitation	68.6 mm (2.7 in)	47 of 100 (Notable)
Covington Fltr Plt	United States	Record daily precipitation	68.6 mm (2.7 in)	47 of 100 (Notable)
Gardiner	United States	Record daily precipitation	52.8 mm (2.1 in)	45 of 100 (Notable)
Quicksand	United States	Record low maximum temperature	20.0 C (68.0 F)	44 of 100 (Notable)
Cass Lake	United States	Record daily precipitation	51.8 mm (2.0 in)	44 of 100 (Notable)
Clarksville	United States	Record daily precipitation	110.5 mm (4.4 in)	43 of 100 (Notable)
Hankensbuttel	Germany	Record daily precipitation	39.4 mm (1.6 in)	42 of 100 (Notable)
Wangerooge	Germany	Record daily precipitation	31.9 mm (1.3 in)	42 of 100 (Notable)
St. Petersburg	Russia	Record high maximum temperature	32.4 C (90.3 F)	42 of 100 (Notable)
Buenos Aires Observ	Argentina	Record high maximum temperature	27.2 C (81.0 F)	41 of 100 (Notable)
Arad	Romania	Record daily precipitation	75.6 mm (3.0 in)	41 of 100 (Notable)
Batesburg	United States	Record low maximum temperature	21.7 C (71.1 F)	41 of 100 (Notable)
Tadotsu	Japan	Record daily precipitation	67.1 mm (2.6 in)	40 of 100 (Notable)
Kennebec	United States	Record daily precipitation	43.2 mm (1.7 in)	40 of 100 (Notable)
Raakkyla Kk	Finland	Record daily precipitation	29.3 mm (1.2 in)	39 of 100 (Notable)
Bhopal/Bairagarh	India	Record daily precipitation	91.9 mm (3.6 in)	39 of 100 (Notable)
Hamburg-Neuwiedenthal	Germany	Record daily precipitation	29.2 mm (1.1 in)	38 of 100 (Notable)
Altavista	United States	Record daily precipitation	66.5 mm (2.6 in)	38 of 100 (Notable)
New Castle	United States	Record daily precipitation	68.1 mm (2.7 in)	38 of 100 (Notable)
Rocky Mt	United States	Record low maximum temperature	17.2 C (63.0 F)	38 of 100 (Notable)
Voru	Estonia	Record high maximum temperature	31.7 C (89.1 F)	37 of 100 (Notable)
Okayama	Japan	Record daily precipitation	57.9 mm (2.3 in)	37 of 100 (Notable)
Staraja_Russa	Russia	Record high maximum temperature	31.9 C (89.4 F)	37 of 100 (Notable)
Ennis	United States	Record low maximum temperature	8.3 C (46.9 F)	37 of 100 (Notable)
Tokushima	Japan	Record daily precipitation	71.1 mm (2.8 in)	36 of 100 (Notable)
Sibu	Malaysia	Record daily precipitation	82.3 mm (3.2 in)	36 of 100 (Notable)
Kingisepp	Russia	Record high minimum temperature	19.1 C (66.4 F)	36 of 100 (Notable)
Nakhon Sawan	Thailand	Record low maximum temperature	28.5 C (83.3 F)	36 of 100 (Notable)
Plymouth: Mountbatten	United Kingdom	Record daily precipitation	29.0 mm (1.1 in)	36 of 100 (Notable)
Piedmont Rsch STN	United States	Record daily precipitation	45.2 mm (1.8 in)	36 of 100 (Notable)
Buchholz In der Nordheide	Germany	Record daily precipitation	29.4 mm (1.2 in)	35 of 100 (Notable)
Trinidad	United States	Record daily precipitation	39.6 mm (1.6 in)	35 of 100 (Notable)
Albion	United States	Record high minimum temperature	21.7 C (71.1 F)	35 of 100 (Notable)
Soltau	Germany	Record daily precipitation	41.9 mm (1.6 in)	34 of 100 (Routine)
Klaipeda	Lithuania	Record high maximum temperature	32.3 C (90.1 F)	34 of 100 (Routine)
Lulea-Bergnaset	Sweden	Record high minimum temperature	14.3 C (57.7 F)	34 of 100 (Routine)
Beckley Va Hospital	United States	Record low maximum temperature	16.1 C (61.0 F)	34 of 100 (Routine)
Gabbin	Australia	Record daily precipitation	31.6 mm (1.2 in)	33 of 100 (Routine)
Oravska Lesna	Slovakia	Record daily precipitation	27.1 mm (1.1 in)	33 of 100 (Routine)
Chokurdah	Russia	Record high maximum temperature	30.6 C (87.1 F)	33 of 100 (Routine)
Nattavaara_A	Sweden	Record high maximum temperature	25.9 C (78.6 F)	33 of 100 (Routine)
Jasper 1 NNW	United States	Record low maximum temperature	20.0 C (68.0 F)	33 of 100 (Routine)
Coeur D'Alene	United States	Record high minimum temperature	20.0 C (68.0 F)	33 of 100 (Routine)
El Morro Natl Mon	United States	Record low maximum temperature	20.0 C (68.0 F)	33 of 100 (Routine)

Counts by Type and Timescale

572 records

Records set or tied on 18 June 2020 by type: Highest daily maximum 98, Lowest daily maximum 139, Highest daily minimum 139, Lowest daily minimum 52, Heaviest daily rainfall 144.

Records on 18 June 2020 by type
Record type	Records
Highest daily maximum	98
Lowest daily maximum	139
Highest daily minimum	139
Lowest daily minimum	52
Heaviest daily rainfall	144
Heaviest daily snowfall	0
Deepest snow cover	0

Records on 18 June 2020 by timescale: all-time 5, monthly 15, daily 552.

How Much Records Were Beaten By

483 broken records

Margins by which the 483 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 89.9. Ties are not counted.

Top 20 by Significance

18 June 2020

Top 20 records on 18 June 2020 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
18 June 2020	Savonlinna Laukansaari, FI	all-time rain	79.7 mm (3.1 in)	22.0 mm (0.9 in)	15 years	69 of 100 (Major)
18 June 2020	Tian-Shan, KG	daily rain	99.6 mm (3.9 in)	88.2 mm (3.5 in)	67 years	69 of 100 (Major)
18 June 2020	Punkaharju Laukansaari, FI	daily rain	37.8 mm (1.5 in)	24.8 mm (1.0 in)	59 years	63 of 100 (Major)
18 June 2020	Ganca, AZ	daily rain	99.3 mm (3.9 in)	82.4 mm (3.2 in)	35 years	60 of 100 (Major)
18 June 2020	Inhambane, MZ	daily rain	81.0 mm (3.2 in)	48.3 mm (1.9 in)	57 years	59 of 100 (Notable)
18 June 2020	Yeovilton, GB	daily rain	51.0 mm (2.0 in)	30.4 mm (1.2 in)	49 years	59 of 100 (Notable)
18 June 2020	Elizabethton, US	daily low max	18.9 C (66.0 F)	5.0 C (9.0 F)	120 years	55 of 100 (Notable)
18 June 2020	Pulaski 2 E, US	daily rain	73.7 mm (2.9 in)	33.8 mm (1.3 in)	48 years	54 of 100 (Notable)
18 June 2020	S Boston, US	daily rain	141.0 mm (5.6 in)	89.9 mm (3.5 in)	32 years	54 of 100 (Notable)
18 June 2020	Rocky Mt, US	daily rain	67.3 mm (2.6 in)	25.9 mm (1.0 in)	80 years	53 of 100 (Notable)
18 June 2020	Greeneville Exp STN, US	daily low max	18.9 C (66.0 F)	3.9 C (7.0 F)	120 years	52 of 100 (Notable)
18 June 2020	Gregory, US	daily rain	74.9 mm (2.9 in)	22.1 mm (0.9 in)	74 years	49 of 100 (Notable)
18 June 2020	Wushaoling, CN	daily rain	39.9 mm (1.6 in)	22.9 mm (0.9 in)	6 years	48 of 100 (Notable)
18 June 2020	Xai Xai, MZ	daily rain	42.9 mm (1.7 in)	21.8 mm (0.9 in)	57 years	48 of 100 (Notable)
18 June 2020	Trinidad AP, US	monthly rain	58.9 mm (2.3 in)	14.2 mm (0.6 in)	38 years	48 of 100 (Notable)
18 June 2020	Litchville 2NW, US	daily rain	55.6 mm (2.2 in)	32.0 mm (1.3 in)	56 years	47 of 100 (Notable)
18 June 2020	Ft Pickett, US	daily rain	68.6 mm (2.7 in)	41.4 mm (1.6 in)	38 years	47 of 100 (Notable)
18 June 2020	Covington Fltr Plt, US	daily rain	68.6 mm (2.7 in)	30.8 mm (1.2 in)	47 years	47 of 100 (Notable)
18 June 2020	Gardiner, US	all-time rain	52.8 mm (2.1 in)	5.3 mm (0.21 in)	28 years	45 of 100 (Notable)
18 June 2020	Quicksand, US	daily low max	20.0 C (68.0 F)	3.3 C (5.9 F)	93 years	44 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 2020

Records set or tied on this calendar date in each year from 1800 to 2020. 2020 had 572 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 2020-06-18: 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).