Weather Records on 20 June 1990

899 weather records were set or tied worldwide on 20 June 1990. Highest significance: Wimbledon, ZA.

Key Facts for 20 June 1990

On 20 June 1990, 899 weather records were set or tied at long-record stations worldwide.
356 were record highs and 108 were record lows, counting maximum and minimum temperature.
By timescale, 4 were all-time records, 32 monthly and 863 daily.
Wimbledon set a daily record precipitation of 25.5 mm (1.0 in) on 20 June 1990.
Across 158 earlier years (1800 to 2026) the same calendar date averaged 455 records.

Record Map

899 stations

899 station records on 20 June 1990 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 20 June 1990: highest significance records shown on the map
Station	Country	Type	Value	Significance
Wimbledon	South Africa	Record daily precipitation	25.5 mm (1.0 in)	64 of 100 (Major)
Carlinville	United States	Record daily precipitation	85.9 mm (3.4 in)	62 of 100 (Major)
Jacksonville 2E	United States	Record daily precipitation	80.0 mm (3.1 in)	61 of 100 (Major)
Vosburg	South Africa	Record daily precipitation	26.0 mm (1.0 in)	60 of 100 (Major)
Potsdam	Germany	Record daily precipitation	36.3 mm (1.4 in)	58 of 100 (Notable)
Philipstown (Tnk)	South Africa	Record daily precipitation	31.0 mm (1.2 in)	58 of 100 (Notable)
Pella 1S	United States	Record daily precipitation	70.1 mm (2.8 in)	57 of 100 (Notable)
Keithsburg	United States	Record daily precipitation	74.2 mm (2.9 in)	56 of 100 (Notable)
Springfield Abraham Lincoln Ca	United States	Record daily precipitation	102.1 mm (4.0 in)	56 of 100 (Notable)
Bentley	United States	Record daily precipitation	105.2 mm (4.1 in)	55 of 100 (Notable)
Washington	United States	Record daily precipitation	105.7 mm (4.2 in)	55 of 100 (Notable)
Rantoul	United States	Record daily precipitation	53.3 mm (2.1 in)	54 of 100 (Notable)
Richmond C/K (Tnk)	South Africa	Record daily precipitation	26.0 mm (1.0 in)	53 of 100 (Notable)
Kargopol	Russia	Record daily precipitation	30.0 mm (1.2 in)	51 of 100 (Notable)
Troicko-Pecherskoe	Russia	Record daily precipitation	25.5 mm (1.0 in)	51 of 100 (Notable)
The Mills	South Africa	Record daily precipitation	32.2 mm (1.3 in)	51 of 100 (Notable)
Gladstone L/D 18	United States	Record daily precipitation	83.6 mm (3.3 in)	51 of 100 (Notable)
Vergelegen	South Africa	Record daily precipitation	25.0 mm (1.0 in)	50 of 100 (Notable)
Pana	United States	Record daily precipitation	59.9 mm (2.4 in)	50 of 100 (Notable)
Thomasgat	South Africa	Record daily precipitation	42.5 mm (1.7 in)	49 of 100 (Notable)
Lanna	Sweden	Record daily precipitation	25.7 mm (1.0 in)	49 of 100 (Notable)
Eutin	Germany	Record daily precipitation	44.9 mm (1.8 in)	48 of 100 (Notable)
Fagered	Sweden	Record daily precipitation	47.2 mm (1.9 in)	48 of 100 (Notable)
Leksand	Sweden	Record daily precipitation	29.0 mm (1.1 in)	48 of 100 (Notable)
Lidkoping	Sweden	Record daily precipitation	25.6 mm (1.0 in)	47 of 100 (Notable)
Orebro	Sweden	Record daily precipitation	29.6 mm (1.2 in)	47 of 100 (Notable)
Rushville	United States	Record daily precipitation	104.6 mm (4.1 in)	47 of 100 (Notable)
Virden	United States	Record daily precipitation	71.1 mm (2.8 in)	47 of 100 (Notable)
Dortmund	Germany	Record daily precipitation	58.5 mm (2.3 in)	46 of 100 (Notable)
Lekeberga	Sweden	Record daily precipitation	31.2 mm (1.2 in)	46 of 100 (Notable)
Sorbytorp	Sweden	Record daily precipitation	27.0 mm (1.1 in)	45 of 100 (Notable)
Greenfield	United States	Record daily precipitation	53.8 mm (2.1 in)	45 of 100 (Notable)
Tabou	Cote D'Ivoire	Record daily precipitation	198.9 mm (7.8 in)	43 of 100 (Notable)
Ostuta	Mexico	Record daily precipitation	139.4 mm (5.5 in)	43 of 100 (Notable)
Skramforsen	Sweden	Record daily precipitation	37.7 mm (1.5 in)	43 of 100 (Notable)
Casimiro Castillo	Mexico	Record daily precipitation	105.4 mm (4.1 in)	42 of 100 (Notable)
Delfzijl	Netherlands	Record daily precipitation	25.1 mm (1.0 in)	41 of 100 (Notable)
Beardstown	United States	Record daily precipitation	66.0 mm (2.6 in)	41 of 100 (Notable)
La Harpe	United States	Record daily precipitation	104.1 mm (4.1 in)	41 of 100 (Notable)
Washington 1 W	United States	Record daily precipitation	39.9 mm (1.6 in)	41 of 100 (Notable)
Oufontein	South Africa	Record daily precipitation	26.5 mm (1.0 in)	40 of 100 (Notable)
Harnosand	Sweden	Record low minimum temperature	3.5 C (38.3 F)	40 of 100 (Notable)
Gullspang	Sweden	Record daily precipitation	35.4 mm (1.4 in)	40 of 100 (Notable)
Skattungbyn	Sweden	Record daily precipitation	35.3 mm (1.4 in)	40 of 100 (Notable)
Ft Bragg 5 N	United States	Record high maximum temperature	24.4 C (75.9 F)	40 of 100 (Notable)
Thomasville 7 NE	United States	Record high minimum temperature	25.0 C (77.0 F)	40 of 100 (Notable)
Wapello	United States	Record daily precipitation	92.7 mm (3.6 in)	40 of 100 (Notable)
Xuzhou	China	Record daily precipitation	78.1 mm (3.1 in)	39 of 100 (Notable)
Heidenrod-Mappershain	Germany	Record daily precipitation	38.3 mm (1.5 in)	39 of 100 (Notable)
Solleron	Sweden	Record daily precipitation	31.0 mm (1.2 in)	39 of 100 (Notable)
Casey	United States	Record daily precipitation	35.6 mm (1.4 in)	39 of 100 (Notable)
Annette AP	United States	Record daily precipitation	56.4 mm (2.2 in)	39 of 100 (Notable)
Vytegra	Russia	Record low maximum temperature	6.8 C (44.2 F)	38 of 100 (Notable)
Borgardet	Sweden	Record daily precipitation	28.7 mm (1.1 in)	38 of 100 (Notable)
Placerville	United States	Record high minimum temperature	21.7 C (71.1 F)	38 of 100 (Notable)
New Iberia AP - Acadiana Rgnl	United States	Record high minimum temperature	26.1 C (79.0 F)	38 of 100 (Notable)
Chara	Russia	Record daily precipitation	33.0 mm (1.3 in)	37 of 100 (Notable)
Falun	Sweden	Record daily precipitation	30.8 mm (1.2 in)	37 of 100 (Notable)
Idkerberget	Sweden	Record daily precipitation	29.2 mm (1.1 in)	37 of 100 (Notable)
Bolivar	United States	Record low maximum temperature	18.9 C (66.0 F)	37 of 100 (Notable)

Counts by Type and Timescale

899 records

Records set or tied on 20 June 1990 by type: Highest daily maximum 176, Lowest daily maximum 62, Highest daily minimum 180, Lowest daily minimum 46, Heaviest daily rainfall 435.

Records on 20 June 1990 by type
Record type	Records
Highest daily maximum	176
Lowest daily maximum	62
Highest daily minimum	180
Lowest daily minimum	46
Heaviest daily rainfall	435
Heaviest daily snowfall	0
Deepest snow cover	0

Records on 20 June 1990 by timescale: all-time 4, monthly 32, daily 863.

How Much Records Were Beaten By

731 broken records

Margins by which the 731 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 98.2. Ties are not counted.

Top 20 by Significance

20 June 1990

Top 20 records on 20 June 1990 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
20 June 1990	Wimbledon, ZA	daily rain	25.5 mm (1.0 in)	25.5 mm (1.0 in)	69 years	64 of 100 (Major)
20 June 1990	Carlinville, US	daily rain	85.9 mm (3.4 in)	50.8 mm (2.0 in)	51 years	62 of 100 (Major)
20 June 1990	Jacksonville 2E, US	daily rain	80.0 mm (3.1 in)	42.2 mm (1.7 in)	68 years	61 of 100 (Major)
20 June 1990	Vosburg, ZA	daily rain	26.0 mm (1.0 in)	17.1 mm (0.7 in)	85 years	60 of 100 (Major)
20 June 1990	Potsdam, DE	daily rain	36.3 mm (1.4 in)	19.0 mm (0.7 in)	68 years	58 of 100 (Notable)
20 June 1990	Philipstown (Tnk), ZA	daily rain	31.0 mm (1.2 in)	13.2 mm (0.5 in)	110 years	58 of 100 (Notable)
20 June 1990	Pella 1S, US	daily rain	70.1 mm (2.8 in)	38.1 mm (1.5 in)	73 years	57 of 100 (Notable)
20 June 1990	Keithsburg, US	daily rain	74.2 mm (2.9 in)	50.6 mm (2.0 in)	28 years	56 of 100 (Notable)
20 June 1990	Springfield Abraham Lincoln Ca, US	daily rain	102.1 mm (4.0 in)	54.3 mm (2.1 in)	29 years	56 of 100 (Notable)
20 June 1990	Bentley, US	daily rain	105.2 mm (4.1 in)	52.9 mm (2.1 in)	37 years	55 of 100 (Notable)
20 June 1990	Washington, US	daily rain	105.7 mm (4.2 in)	61.0 mm (2.4 in)	25 years	55 of 100 (Notable)
20 June 1990	Rantoul, US	daily rain	53.3 mm (2.1 in)	28.2 mm (1.1 in)	88 years	54 of 100 (Notable)
20 June 1990	Richmond C/K (Tnk), ZA	daily rain	26.0 mm (1.0 in)	12.0 mm (0.5 in)	85 years	53 of 100 (Notable)
20 June 1990	Kargopol, RU	daily rain	30.0 mm (1.2 in)	9.0 mm (0.35 in)	89 years	51 of 100 (Notable)
20 June 1990	Troicko-Pecherskoe, RU	daily rain	25.5 mm (1.0 in)	9.0 mm (0.35 in)	81 years	51 of 100 (Notable)
20 June 1990	The Mills, ZA	monthly rain	32.2 mm (1.3 in)	5.3 mm (0.21 in)	76 years	51 of 100 (Notable)
20 June 1990	Gladstone L/D 18, US	daily rain	83.6 mm (3.3 in)	55.7 mm (2.2 in)	25 years	51 of 100 (Notable)
20 June 1990	Vergelegen, ZA	daily rain	25.0 mm (1.0 in)	16.1 mm (0.6 in)	52 years	50 of 100 (Notable)
20 June 1990	Pana, US	daily rain	59.9 mm (2.4 in)	24.6 mm (1.0 in)	84 years	50 of 100 (Notable)
20 June 1990	Thomasgat, ZA	monthly rain	42.5 mm (1.7 in)	12.5 mm (0.5 in)	38 years	49 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 1990

Records set or tied on this calendar date in each year from 1800 to 1990. 1990 had 899 records.

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

Records on 06-20 in each year
Year	Records
1800	1
1803	1
1813	1
1821	2
1838	1
1839	1
1841	1
1844	1
1846	2
1847	1
1850	1
1855	2
1857	1
1861	1
1865	2
1867	1
1869	2
1872	1
1873	1
1877	2
1879	1
1884	1
1886	2
1887	2
1891	2
1892	2
1893	2
1895	4
1896	3
1897	6
1898	3
1899	6
1900	4
1901	5
1902	7
1903	22
1904	13
1905	14
1906	18
1907	10
1908	30
1909	9
1910	27
1911	27
1912	17
1913	30
1914	53
1915	75
1916	83
1917	96
1918	54
1919	67
1920	40
1921	42
1922	61
1923	263
1924	204
1925	483
1926	228
1927	193
1928	199
1929	137
1930	143
1931	536
1932	182
1933	676
1934	301
1935	337
1936	529
1937	412
1938	326
1939	270
1940	469
1941	200
1942	757
1943	447
1944	315
1945	769
1946	849
1947	387
1948	554
1949	314
1950	328
1951	289
1952	318
1953	998
1954	414
1955	291
1956	484
1957	598
1958	603
1959	504
1960	451
1961	836
1962	173
1963	379
1964	729
1965	463
1966	441
1967	687
1968	559
1969	982
1970	482
1971	395
1972	660
1973	553
1974	743
1975	984
1976	899
1977	453
1978	480
1979	727
1980	922
1981	987
1982	801
1983	724
1984	686
1985	811
1986	732
1987	960
1988	1,222
1989	918
1990	899
1991	1,085
1992	1,049
1993	964
1994	925
1995	1,260
1996	1,123
1997	738
1998	1,627
1999	906
2000	1,328
2001	771
2002	955
2003	843
2004	1,071
2005	1,055
2006	820
2007	1,208
2008	669
2009	1,060
2010	865
2011	1,359
2012	1,045
2013	879
2014	381
2015	637
2016	1,352
2017	1,086
2018	635
2019	693
2020	590
2021	1,161
2022	972
2023	1,265
2024	783
2025	944
2026	757

Download the Data

Data for records on 1990-06-20: 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).

Histogram of margins by which records were beaten on 20 June 1990
Margin	Records
0 to 20	680
20 to 40	37
40 to 60	10
60 to 80	3
80 to 100	1