Weather Records on 21 June 1993

939 weather records were set or tied worldwide on 21 June 1993. Highest significance: Mission 4 W, US.

Key Facts for 21 June 1993

On 21 June 1993, 939 weather records were set or tied at long-record stations worldwide.
324 were record highs and 224 were record lows, counting maximum and minimum temperature.
By timescale, 7 were all-time records, 27 monthly and 905 daily.
Mission 4 W set a daily record precipitation of 141.0 mm (5.6 in) on 21 June 1993.
Across 165 earlier years (1802 to 2026) the same calendar date averaged 428 records.

Record Map

939 stations

939 station records on 21 June 1993 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 21 June 1993: highest significance records shown on the map
Station	Country	Type	Value	Significance
Mission 4 W	United States	Record daily precipitation	141.0 mm (5.6 in)	68 of 100 (Major)
Weslaco	United States	Record daily precipitation	110.5 mm (4.4 in)	67 of 100 (Major)
Henderson	United States	Record daily precipitation	168.4 mm (6.6 in)	65 of 100 (Major)
Whitney Point Lake	United States	Record daily precipitation	63.0 mm (2.5 in)	61 of 100 (Major)
Svyatoy Nos;Cape(Closed)	Russia	Record daily precipitation	35.3 mm (1.4 in)	60 of 100 (Major)
Ostrov Sosnovez	Russia	Record daily precipitation	53.4 mm (2.1 in)	58 of 100 (Notable)
Karnack	United States	Record daily precipitation	102.9 mm (4.1 in)	57 of 100 (Notable)
Centerville	United States	Record daily precipitation	97.8 mm (3.9 in)	56 of 100 (Notable)
Mercedes 6 SSE	United States	Record daily precipitation	91.4 mm (3.6 in)	56 of 100 (Notable)
Hebbronville	United States	Record daily precipitation	102.9 mm (4.1 in)	55 of 100 (Notable)
Capitan Emilio Carranza	Mexico	Record daily precipitation	123.4 mm (4.9 in)	54 of 100 (Notable)
Howell Wwtp	United States	Record daily precipitation	72.4 mm (2.9 in)	54 of 100 (Notable)
Dialville 2 W	United States	Record daily precipitation	82.0 mm (3.2 in)	53 of 100 (Notable)
Homer 1N	United States	Record daily precipitation	77.5 mm (3.1 in)	52 of 100 (Notable)
Independence 1W	United States	Record daily precipitation	72.6 mm (2.9 in)	52 of 100 (Notable)
Raymondville	United States	Record daily precipitation	158.2 mm (6.2 in)	52 of 100 (Notable)
Guayama 1SW	Puerto Rico [United States]	Record high minimum temperature	30.6 C (87.1 F)	51 of 100 (Notable)
Warren 2 ENE	United States	Record low maximum temperature	22.2 C (72.0 F)	51 of 100 (Notable)
Jacksonville	United States	Record daily precipitation	80.0 mm (3.1 in)	51 of 100 (Notable)
Stanley Post Office	Australia	Record daily precipitation	36.8 mm (1.4 in)	49 of 100 (Notable)
Ocampo	Mexico	Record low minimum temperature	11.7 C (53.1 F)	49 of 100 (Notable)
Norrveda	Sweden	Record daily precipitation	31.0 mm (1.2 in)	49 of 100 (Notable)
Santa Rosa	United States	Record daily precipitation	33.8 mm (1.3 in)	49 of 100 (Notable)
Fishs Eddy	United States	Record daily precipitation	72.6 mm (2.9 in)	49 of 100 (Notable)
Rusk	United States	Record daily precipitation	88.9 mm (3.5 in)	48 of 100 (Notable)
Norrby_S	Sweden	Record daily precipitation	27.5 mm (1.1 in)	47 of 100 (Notable)
Elizabethton	United States	Record low maximum temperature	21.1 C (70.0 F)	47 of 100 (Notable)
Rio Grande City	United States	Record daily precipitation	155.7 mm (6.1 in)	47 of 100 (Notable)
Falfurrias	United States	Record daily precipitation	93.2 mm (3.7 in)	46 of 100 (Notable)
Astatla	Mexico	Record daily precipitation	63.8 mm (2.5 in)	45 of 100 (Notable)
Jefferson	United States	Record daily precipitation	76.2 mm (3.0 in)	45 of 100 (Notable)
El Dorado Goodwin Fld	United States	Record daily precipitation	104.1 mm (4.1 in)	45 of 100 (Notable)
Wilsons Promontory Lighthouse	Australia	Record daily precipitation	44.8 mm (1.8 in)	44 of 100 (Notable)
Gustavsberg	Sweden	Record daily precipitation	28.6 mm (1.1 in)	44 of 100 (Notable)
Koran	United States	Record daily precipitation	90.2 mm (3.6 in)	44 of 100 (Notable)
Kirbyville	United States	Record daily precipitation	99.3 mm (3.9 in)	44 of 100 (Notable)
Juana Diaz Camp	Puerto Rico [United States]	Record daily precipitation	56.4 mm (2.2 in)	43 of 100 (Notable)
Kanevka	Russia	Record daily precipitation	30.0 mm (1.2 in)	43 of 100 (Notable)
Risinge	Sweden	Record daily precipitation	33.5 mm (1.3 in)	43 of 100 (Notable)
Coshocton Ag Rsch STN	United States	Record daily precipitation	83.6 mm (3.3 in)	43 of 100 (Notable)
Moab	United States	Record high minimum temperature	25.0 C (77.0 F)	43 of 100 (Notable)
San Miguel El Alto	Mexico	Record daily precipitation	53.8 mm (2.1 in)	42 of 100 (Notable)
Riddarhyttan	Sweden	Record daily precipitation	37.8 mm (1.5 in)	42 of 100 (Notable)
Lake Providence	United States	Record low maximum temperature	24.4 C (75.9 F)	42 of 100 (Notable)
Oaknolia 2N	United States	Record daily precipitation	62.5 mm (2.5 in)	42 of 100 (Notable)
Crystal Springs Exp STN	United States	Record daily precipitation	34.0 mm (1.3 in)	42 of 100 (Notable)
Marshall	United States	Record daily precipitation	173.7 mm (6.8 in)	42 of 100 (Notable)
McCook	United States	Record daily precipitation	149.6 mm (5.9 in)	42 of 100 (Notable)
Fajardo	Puerto Rico [United States]	Record low minimum temperature	18.3 C (64.9 F)	41 of 100 (Notable)
Laxbacken	Sweden	Record daily precipitation	27.6 mm (1.1 in)	41 of 100 (Notable)
Marianna 2 S	United States	Record low maximum temperature	23.9 C (75.0 F)	41 of 100 (Notable)
Falfurrias	United States	Record low maximum temperature	26.7 C (80.1 F)	41 of 100 (Notable)
Los Tomates	Mexico	Record daily precipitation	244.9 mm (9.6 in)	40 of 100 (Notable)
Hope 3 NE	United States	Record low maximum temperature	22.8 C (73.0 F)	40 of 100 (Notable)
Batesville	United States	Record low maximum temperature	23.9 C (75.0 F)	40 of 100 (Notable)
Falcon Dam	United States	Record daily precipitation	57.4 mm (2.3 in)	40 of 100 (Notable)
Huntsville	United States	Record low maximum temperature	25.0 C (77.0 F)	40 of 100 (Notable)
Mascota (Smn)	Mexico	Record daily precipitation	62.0 mm (2.4 in)	39 of 100 (Notable)
Ljuban	Russia	Record daily precipitation	28.2 mm (1.1 in)	39 of 100 (Notable)
Falls Creek (Rocky Valley)	Australia	Record daily precipitation	97.3 mm (3.8 in)	38 of 100 (Notable)

Counts by Type and Timescale

939 records

Records set or tied on 21 June 1993 by type: Highest daily maximum 86, Lowest daily maximum 166, Highest daily minimum 238, Lowest daily minimum 58, Heaviest daily rainfall 391.

Records on 21 June 1993 by type
Record type	Records
Highest daily maximum	86
Lowest daily maximum	166
Highest daily minimum	238
Lowest daily minimum	58
Heaviest daily rainfall	391
Heaviest daily snowfall	0
Deepest snow cover	0

Records on 21 June 1993 by timescale: all-time 7, monthly 27, daily 905.

How Much Records Were Beaten By

751 broken records

Margins by which the 751 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 119.1. Ties are not counted.

Top 20 by Significance

21 June 1993

Top 20 records on 21 June 1993 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
21 June 1993	Mission 4 W, US	daily rain	141.0 mm (5.6 in)	115.6 mm (4.6 in)	68 years	68 of 100 (Major)
21 June 1993	Weslaco, US	daily rain	110.5 mm (4.4 in)	67.1 mm (2.6 in)	68 years	67 of 100 (Major)
21 June 1993	Henderson, US	daily rain	168.4 mm (6.6 in)	119.1 mm (4.7 in)	58 years	65 of 100 (Major)
21 June 1993	Whitney Point Lake, US	daily rain	63.0 mm (2.5 in)	50.3 mm (2.0 in)	51 years	61 of 100 (Major)
21 June 1993	Svyatoy Nos;Cape(Closed), RU	daily rain	35.3 mm (1.4 in)	22.5 mm (0.9 in)	38 years	60 of 100 (Major)
21 June 1993	Ostrov Sosnovez, RU	daily rain	53.4 mm (2.1 in)	36.2 mm (1.4 in)	30 years	58 of 100 (Notable)
21 June 1993	Karnack, US	daily rain	102.9 mm (4.1 in)	75.0 mm (3.0 in)	46 years	57 of 100 (Notable)
21 June 1993	Centerville, US	daily rain	97.8 mm (3.9 in)	68.3 mm (2.7 in)	38 years	56 of 100 (Notable)
21 June 1993	Mercedes 6 SSE, US	daily rain	91.4 mm (3.6 in)	48.0 mm (1.9 in)	68 years	56 of 100 (Notable)
21 June 1993	Hebbronville, US	daily rain	102.9 mm (4.1 in)	61.8 mm (2.4 in)	66 years	55 of 100 (Notable)
21 June 1993	Capitan Emilio Carranza, MX	monthly rain	123.4 mm (4.9 in)	50.5 mm (2.0 in)	30 years	54 of 100 (Notable)
21 June 1993	Howell Wwtp, US	daily rain	72.4 mm (2.9 in)	50.6 mm (2.0 in)	15 years	54 of 100 (Notable)
21 June 1993	Dialville 2 W, US	daily rain	82.0 mm (3.2 in)	32.2 mm (1.3 in)	88 years	53 of 100 (Notable)
21 June 1993	Homer 1N, US	daily rain	77.5 mm (3.1 in)	47.8 mm (1.9 in)	43 years	52 of 100 (Notable)
21 June 1993	Independence 1W, US	daily rain	72.6 mm (2.9 in)	62.4 mm (2.5 in)	35 years	52 of 100 (Notable)
21 June 1993	Raymondville, US	monthly rain	158.2 mm (6.2 in)	47.7 mm (1.9 in)	14 years	52 of 100 (Notable)
21 June 1993	Guayama 1SW, PR	all-time high min	30.6 C (87.1 F)	1.2 C (2.2 F)	48 years	51 of 100 (Notable)
21 June 1993	Warren 2 ENE, US	daily low max	22.2 C (72.0 F)	4.5 C (8.1 F)	92 years	51 of 100 (Notable)
21 June 1993	Jacksonville, US	daily rain	80.0 mm (3.1 in)	72.1 mm (2.8 in)	24 years	51 of 100 (Notable)
21 June 1993	Stanley Post Office, AU	daily rain	36.8 mm (1.4 in)	17.0 mm (0.7 in)	40 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

1802 to 1993

Records set or tied on this calendar date in each year from 1802 to 1993. 1993 had 939 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 1993-06-21: 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 2026-10-14 (14 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	674
20 to 40	47
40 to 60	20
60 to 80	8
80 to 100	0
100 to 120	2