Weather Records on 21 June 1990

847 weather records were set or tied worldwide on 21 June 1990. Highest significance: First Connecticut Lake, US.

Key Facts for 21 June 1990

On 21 June 1990, 847 weather records were set or tied at long-record stations worldwide.
448 were record highs and 93 were record lows, counting maximum and minimum temperature.
By timescale, 5 were all-time records, 20 monthly and 822 daily.
First Connecticut Lake set a daily record precipitation of 82.0 mm (3.2 in) on 21 June 1990.
Across 165 earlier years (1802 to 2026) the same calendar date averaged 429 records.

Record Map

847 stations

847 station records on 21 June 1990 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 21 June 1990: highest significance records shown on the map
Station	Country	Type	Value	Significance
First Connecticut Lake	United States	Record daily precipitation	82.0 mm (3.2 in)	65 of 100 (Major)
Comatlan	Mexico	Record daily precipitation	145.8 mm (5.7 in)	55 of 100 (Notable)
Hogemalen	Sweden	Record daily precipitation	40.9 mm (1.6 in)	55 of 100 (Notable)
New London	United States	Record daily precipitation	77.2 mm (3.0 in)	55 of 100 (Notable)
Fayetteville Drake Fld	United States	Record daily precipitation	94.5 mm (3.7 in)	55 of 100 (Notable)
Patna	India	Record daily precipitation	112.8 mm (4.4 in)	54 of 100 (Notable)
Atnsjoen	Norway	Record daily precipitation	33.5 mm (1.3 in)	52 of 100 (Notable)
Higuera Blanca	Mexico	Record daily precipitation	115.8 mm (4.6 in)	49 of 100 (Notable)
Saim	Russia	Record daily precipitation	35.2 mm (1.4 in)	49 of 100 (Notable)
Hylletofta	Sweden	Record daily precipitation	35.7 mm (1.4 in)	49 of 100 (Notable)
Aurora	United States	Record daily precipitation	47.2 mm (1.9 in)	46 of 100 (Notable)
Navelsjo	Sweden	Record daily precipitation	31.8 mm (1.3 in)	44 of 100 (Notable)
Spinkabo	Sweden	Record daily precipitation	37.6 mm (1.5 in)	44 of 100 (Notable)
Djursatra	Sweden	Record daily precipitation	36.4 mm (1.4 in)	44 of 100 (Notable)
Kristinehamn	Sweden	Record daily precipitation	26.7 mm (1.1 in)	44 of 100 (Notable)
Frykfors	Sweden	Record daily precipitation	34.5 mm (1.4 in)	44 of 100 (Notable)
Meleiro	Brazil	Record daily precipitation	63.0 mm (2.5 in)	43 of 100 (Notable)
Mariestad	Sweden	Record daily precipitation	34.0 mm (1.3 in)	43 of 100 (Notable)
Odnes	Norway	Record daily precipitation	29.8 mm (1.2 in)	42 of 100 (Notable)
Sokna II	Norway	Record daily precipitation	31.4 mm (1.2 in)	41 of 100 (Notable)
Ulricehamn	Sweden	Record daily precipitation	27.4 mm (1.1 in)	41 of 100 (Notable)
Winton Pwr Plt	United States	Record daily precipitation	31.2 mm (1.2 in)	41 of 100 (Notable)
Incheon	Korea, South	Record daily precipitation	90.0 mm (3.5 in)	40 of 100 (Notable)
La Huerta	Mexico	Record daily precipitation	120.9 mm (4.8 in)	39 of 100 (Notable)
Remningstorp	Sweden	Record daily precipitation	29.5 mm (1.2 in)	38 of 100 (Notable)
Espedalen	Norway	Record daily precipitation	26.0 mm (1.0 in)	37 of 100 (Notable)
Skara 1	Sweden	Record daily precipitation	26.9 mm (1.1 in)	37 of 100 (Notable)
Gullspang	Sweden	Record daily precipitation	28.5 mm (1.1 in)	37 of 100 (Notable)
Fullerton	United States	Record daily precipitation	28.7 mm (1.1 in)	36 of 100 (Notable)
Aiken 5SE	United States	Record high maximum temperature	41.7 C (107.1 F)	36 of 100 (Notable)
Taquarucu	Brazil	Record daily precipitation	68.4 mm (2.7 in)	35 of 100 (Notable)
N Loup	United States	Record daily precipitation	39.4 mm (1.6 in)	35 of 100 (Notable)
Socorro	United States	Record high maximum temperature	40.0 C (104.0 F)	35 of 100 (Notable)
Fort Direction	Australia	Record daily precipitation	78.0 mm (3.1 in)	34 of 100 (Routine)
Puente Colgante	Mexico	Record daily precipitation	63.5 mm (2.5 in)	34 of 100 (Routine)
Grimeli I Krodsherad	Norway	Record daily precipitation	28.1 mm (1.1 in)	34 of 100 (Routine)
Habo	Sweden	Record daily precipitation	26.0 mm (1.0 in)	34 of 100 (Routine)
Skovde	Sweden	Record daily precipitation	29.4 mm (1.2 in)	34 of 100 (Routine)
Lisskogsasen	Sweden	Record daily precipitation	28.8 mm (1.1 in)	34 of 100 (Routine)
Storbron	Sweden	Record daily precipitation	32.3 mm (1.3 in)	34 of 100 (Routine)
Calhoun City	United States	Record high minimum temperature	23.9 C (75.0 F)	33 of 100 (Routine)
Beaver Falls	United States	Record daily precipitation	62.2 mm (2.4 in)	33 of 100 (Routine)
Annette AP	United States	Record daily precipitation	57.9 mm (2.3 in)	33 of 100 (Routine)
Warnow	Brazil	Record daily precipitation	26.3 mm (1.0 in)	32 of 100 (Routine)
San Miguel Ejutla	Mexico	Record low minimum temperature	12.8 C (55.0 F)	32 of 100 (Routine)
Nassjo	Sweden	Record daily precipitation	28.0 mm (1.1 in)	32 of 100 (Routine)
Federal Pt	United States	Record high maximum temperature	38.3 C (100.9 F)	32 of 100 (Routine)
Collins	United States	Record high minimum temperature	23.9 C (75.0 F)	32 of 100 (Routine)
Eufaula 6 SSW	United States	Record high minimum temperature	25.6 C (78.1 F)	32 of 100 (Routine)
Maracay - B.A. Sucr	Venezuela	Record daily precipitation	34.8 mm (1.4 in)	32 of 100 (Routine)
Keurboomsrivier (Bos)	South Africa	Record daily precipitation	41.5 mm (1.6 in)	31 of 100 (Routine)
Ramsjoholm	Sweden	Record daily precipitation	26.6 mm (1.0 in)	31 of 100 (Routine)
Atorp	Sweden	Record daily precipitation	25.4 mm (1.0 in)	31 of 100 (Routine)
Brunswick	United States	Record high maximum temperature	38.3 C (100.9 F)	31 of 100 (Routine)
Brunswick	United States	Record high minimum temperature	25.6 C (78.1 F)	31 of 100 (Routine)
Klamath Falls 2 SSW	United States	Record high minimum temperature	16.7 C (62.1 F)	31 of 100 (Routine)
Columbia UNIV of Sc	United States	Record high maximum temperature	42.2 C (108.0 F)	31 of 100 (Routine)
Savannah 6 SW	United States	Record daily precipitation	39.1 mm (1.5 in)	31 of 100 (Routine)
Niznij Novgorod	Russia	Record low maximum temperature	12.3 C (54.1 F)	30 of 100 (Routine)
Tombstone	United States	Record high maximum temperature	41.1 C (106.0 F)	30 of 100 (Routine)

Counts by Type and Timescale

847 records

Records set or tied on 21 June 1990 by type: Highest daily maximum 233, Lowest daily maximum 51, Highest daily minimum 215, Lowest daily minimum 42, Heaviest daily rainfall 306.

Records on 21 June 1990 by type
Record type	Records
Highest daily maximum	233
Lowest daily maximum	51
Highest daily minimum	215
Lowest daily minimum	42
Heaviest daily rainfall	306
Heaviest daily snowfall	0
Deepest snow cover	0

Records on 21 June 1990 by timescale: all-time 5, monthly 20, daily 822.

How Much Records Were Beaten By

618 broken records

Margins by which the 618 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 104.2. Ties are not counted.

Top 20 by Significance

21 June 1990

Top 20 records on 21 June 1990 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
21 June 1990	First Connecticut Lake, US	daily rain	82.0 mm (3.2 in)	50.5 mm (2.0 in)	60 years	65 of 100 (Major)
21 June 1990	Comatlan, MX	monthly rain	145.8 mm (5.7 in)	52.8 mm (2.1 in)	27 years	55 of 100 (Notable)
21 June 1990	Hogemalen, SE	daily rain	40.9 mm (1.6 in)	25.5 mm (1.0 in)	36 years	55 of 100 (Notable)
21 June 1990	New London, US	daily rain	77.2 mm (3.0 in)	37.6 mm (1.5 in)	63 years	55 of 100 (Notable)
21 June 1990	Fayetteville Drake Fld, US	daily rain	94.5 mm (3.7 in)	84.8 mm (3.3 in)	39 years	55 of 100 (Notable)
21 June 1990	Patna, IN	daily rain	112.8 mm (4.4 in)	104.2 mm (4.1 in)	33 years	54 of 100 (Notable)
21 June 1990	Atnsjoen, NO	daily rain	33.5 mm (1.3 in)	24.9 mm (1.0 in)	32 years	52 of 100 (Notable)
21 June 1990	Higuera Blanca, MX	daily rain	115.8 mm (4.6 in)	81.5 mm (3.2 in)	23 years	49 of 100 (Notable)
21 June 1990	Saim, RU	daily rain	35.2 mm (1.4 in)	23.9 mm (0.9 in)	20 years	49 of 100 (Notable)
21 June 1990	Hylletofta, SE	daily rain	35.7 mm (1.4 in)	19.1 mm (0.8 in)	36 years	49 of 100 (Notable)
21 June 1990	Aurora, US	daily rain	47.2 mm (1.9 in)	19.3 mm (0.8 in)	84 years	46 of 100 (Notable)
21 June 1990	Navelsjo, SE	daily rain	31.8 mm (1.3 in)	24.6 mm (1.0 in)	5 years	44 of 100 (Notable)
21 June 1990	Spinkabo, SE	daily rain	37.6 mm (1.5 in)	25.3 mm (1.0 in)	5 years	44 of 100 (Notable)
21 June 1990	Djursatra, SE	daily rain	36.4 mm (1.4 in)	19.3 mm (0.8 in)	5 years	44 of 100 (Notable)
21 June 1990	Kristinehamn, SE	daily rain	26.7 mm (1.1 in)	20.5 mm (0.8 in)	3 years	44 of 100 (Notable)
21 June 1990	Frykfors, SE	daily rain	34.5 mm (1.4 in)	22.6 mm (0.9 in)	5 years	44 of 100 (Notable)
21 June 1990	Meleiro, BR	daily rain	63.0 mm (2.5 in)	42.7 mm (1.7 in)	20 years	43 of 100 (Notable)
21 June 1990	Mariestad, SE	daily rain	34.0 mm (1.3 in)	23.5 mm (0.9 in)	3 years	43 of 100 (Notable)
21 June 1990	Odnes, NO	daily rain	29.8 mm (1.2 in)	19.3 mm (0.8 in)	24 years	42 of 100 (Notable)
21 June 1990	Sokna II, NO	daily rain	31.4 mm (1.2 in)	21.7 mm (0.9 in)	5 years	41 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

1802 to 1990

Records set or tied on this calendar date in each year from 1802 to 1990. 1990 had 847 records.

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

Records on 06-21 in each year
Year	Records
1802	1
1803	2
1805	1
1814	1
1821	3
1828	1
1831	1
1839	2
1846	1
1853	1
1855	1
1861	3
1865	1
1868	1
1869	4
1870	3
1871	1
1873	1
1874	1
1875	2
1879	1
1880	1
1881	1
1882	1
1883	1
1884	2
1885	1
1886	3
1887	1
1888	3
1889	1
1891	1
1892	2
1893	7
1895	6
1896	3
1897	3
1898	6
1899	6
1900	6
1901	5
1902	20
1903	15
1904	7
1905	14
1906	19
1907	15
1908	20
1909	19
1910	36
1911	12
1912	14
1913	34
1914	24
1915	40
1916	80
1917	97
1918	77
1919	32
1920	42
1921	85
1922	43
1923	229
1924	124
1925	333
1926	162
1927	146
1928	139
1929	84
1930	177
1931	340
1932	180
1933	645
1934	223
1935	247
1936	642
1937	475
1938	396
1939	250
1940	674
1941	401
1942	340
1943	439
1944	426
1945	709
1946	386
1947	637
1948	392
1949	391
1950	329
1951	347
1952	502
1953	761
1954	501
1955	271
1956	534
1957	932
1958	627
1959	356
1960	471
1961	956
1962	176
1963	667
1964	458
1965	400
1966	467
1967	789
1968	654
1969	687
1970	614
1971	394
1972	934
1973	683
1974	598
1975	996
1976	746
1977	476
1978	368
1979	857
1980	677
1981	889
1982	658
1983	752
1984	913
1985	516
1986	601
1987	940
1988	1,834
1989	856
1990	847
1991	1,067
1992	1,679
1993	939
1994	777
1995	978
1996	1,075
1997	1,037
1998	1,746
1999	994
2000	1,212
2001	658
2002	828
2003	1,034
2004	697
2005	1,090
2006	774
2007	1,085
2008	580
2009	1,060
2010	852
2011	1,340
2012	1,151
2013	571
2014	434
2015	707
2016	877
2017	954
2018	577
2019	969
2020	519
2021	1,132
2022	774
2023	987
2024	679
2025	1,536
2026	736

Download the Data

Data for records on 1990-06-21: 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 2026-10-13 (13 October 2026). Records are computed by this site and are not official.

Data as of 2026-10-12. Last revised 12 October 2026 (2026-10-12).

Margin	Records
0 to 20	594
20 to 40	17
40 to 60	3
60 to 80	1
80 to 100	2
100 to 120	1