Weather Records on 21 June 1999

994 weather records were set or tied worldwide on 21 June 1999. Highest significance: Atbasar, KZ.

Key Facts for 21 June 1999

On 21 June 1999, 994 weather records were set or tied at long-record stations worldwide.
281 were record highs and 434 were record lows, counting maximum and minimum temperature.
By timescale, 5 were all-time records, 25 monthly and 964 daily.
Atbasar set an all-time record daily precipitation of 84.7 mm (3.3 in) on 21 June 1999.
Across 165 earlier years (1802 to 2026) the same calendar date averaged 428 records.

Record Map

994 stations

994 station records on 21 June 1999 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 21 June 1999: highest significance records shown on the map
Station	Country	Type	Value	Significance
Atbasar	Kazakhstan	Record daily precipitation	84.7 mm (3.3 in)	80 of 100 (Exceptional)
Vinita 2 N	United States	Record daily precipitation	142.0 mm (5.6 in)	78 of 100 (Major)
Split Marjan	Croatia	Record daily precipitation	116.7 mm (4.6 in)	61 of 100 (Major)
Zapopan	Mexico	Record daily precipitation	86.9 mm (3.4 in)	57 of 100 (Notable)
Kingfisher	United States	Record daily precipitation	94.7 mm (3.7 in)	57 of 100 (Notable)
Segeza	Russia	Record daily precipitation	27.9 mm (1.1 in)	52 of 100 (Notable)
Haparanda	Sweden	Record daily precipitation	26.0 mm (1.0 in)	51 of 100 (Notable)
Estell Manor	United States	Record daily precipitation	69.6 mm (2.7 in)	51 of 100 (Notable)
San Antonio Sur	Mexico	Record daily precipitation	49.0 mm (1.9 in)	48 of 100 (Notable)
Ciudad Guzman (Obs)	Mexico	Record daily precipitation	94.7 mm (3.7 in)	47 of 100 (Notable)
Avon Park 2 W	United States	Record low maximum temperature	27.8 C (82.0 F)	47 of 100 (Notable)
Guthrie 5S	United States	Record low maximum temperature	22.8 C (73.0 F)	47 of 100 (Notable)
Nieves	Mexico	Record daily precipitation	47.2 mm (1.9 in)	46 of 100 (Notable)
Boerne	United States	Record daily precipitation	57.4 mm (2.3 in)	46 of 100 (Notable)
Hereford	United States	Record daily precipitation	100.6 mm (4.0 in)	46 of 100 (Notable)
Littlefield	United States	Record daily precipitation	129.5 mm (5.1 in)	46 of 100 (Notable)
Warsaw 2 NW	United States	Record low maximum temperature	20.0 C (68.0 F)	45 of 100 (Notable)
Jodhpur	India	Record daily precipitation	55.1 mm (2.2 in)	44 of 100 (Notable)
Ostuta	Mexico	Record daily precipitation	128.8 mm (5.1 in)	44 of 100 (Notable)
Princess Anne	United States	Record low maximum temperature	20.0 C (68.0 F)	44 of 100 (Notable)
Raleigh State UNIV	United States	Record low maximum temperature	17.2 C (63.0 F)	44 of 100 (Notable)
Ballinger 2 NW	United States	Record low maximum temperature	25.0 C (77.0 F)	44 of 100 (Notable)
Orskog	Norway	Record daily precipitation	28.8 mm (1.1 in)	43 of 100 (Notable)
Arrowrock Dam	United States	Record high minimum temperature	21.1 C (70.0 F)	43 of 100 (Notable)
Fayetteville (Pwc)	United States	Record low maximum temperature	20.0 C (68.0 F)	43 of 100 (Notable)
Big Lake 2	United States	Record daily precipitation	73.9 mm (2.9 in)	43 of 100 (Notable)
New Braunfels	United States	Record low maximum temperature	25.0 C (77.0 F)	43 of 100 (Notable)
La Florida	Mexico	Record high minimum temperature	20.0 C (68.0 F)	42 of 100 (Notable)
Chapel Hill 2 W	United States	Record low maximum temperature	17.2 C (63.0 F)	42 of 100 (Notable)
Ferron	United States	Record high maximum temperature	33.9 C (93.0 F)	42 of 100 (Notable)
Hot Springs	United States	Record low maximum temperature	16.7 C (62.1 F)	42 of 100 (Notable)
Concord	United States	Record low maximum temperature	16.7 C (62.1 F)	41 of 100 (Notable)
Siler City 2 N	United States	Record low maximum temperature	16.7 C (62.1 F)	41 of 100 (Notable)
Cheraw	United States	Record low maximum temperature	18.9 C (66.0 F)	41 of 100 (Notable)
Zamora (Dge)	Mexico	Record daily precipitation	41.9 mm (1.6 in)	40 of 100 (Notable)
Andalsnes	Norway	Record daily precipitation	29.0 mm (1.1 in)	40 of 100 (Notable)
Lumpkin 2 SE	United States	Record low maximum temperature	24.4 C (75.9 F)	40 of 100 (Notable)
Farmville	United States	Record low maximum temperature	16.7 C (62.1 F)	40 of 100 (Notable)
Pulaski 2 E	United States	Record low maximum temperature	16.7 C (62.1 F)	40 of 100 (Notable)
Rosario	Mexico	Record daily precipitation	52.8 mm (2.1 in)	39 of 100 (Notable)
Toms River	United States	Record low maximum temperature	21.1 C (70.0 F)	39 of 100 (Notable)
Lumberton	United States	Record low maximum temperature	20.6 C (69.1 F)	39 of 100 (Notable)
Okeene	United States	Record low maximum temperature	25.6 C (78.1 F)	39 of 100 (Notable)
Dillon	United States	Record low maximum temperature	20.6 C (69.1 F)	39 of 100 (Notable)
Kingstree	United States	Record low maximum temperature	22.2 C (72.0 F)	39 of 100 (Notable)
Llano	United States	Record low maximum temperature	23.9 C (75.0 F)	39 of 100 (Notable)
Purcellville	United States	Record low maximum temperature	17.8 C (64.0 F)	39 of 100 (Notable)
Pecs Pogany	Hungary	Record daily precipitation	73.2 mm (2.9 in)	38 of 100 (Notable)
Ingenio Catmis	Mexico	Record low minimum temperature	15.0 C (59.0 F)	38 of 100 (Notable)
Vytegra	Russia	Record high minimum temperature	17.4 C (63.3 F)	38 of 100 (Notable)
Albemarle	United States	Record low maximum temperature	16.7 C (62.1 F)	38 of 100 (Notable)
Brady	United States	Record low maximum temperature	23.3 C (73.9 F)	38 of 100 (Notable)
Medina 1NE	United States	Record daily precipitation	67.3 mm (2.6 in)	38 of 100 (Notable)
Morton	United States	Record daily precipitation	57.7 mm (2.3 in)	38 of 100 (Notable)
Durham	United States	Record low maximum temperature	16.7 C (62.1 F)	37 of 100 (Notable)
Gastonia	United States	Record low maximum temperature	18.9 C (66.0 F)	37 of 100 (Notable)
Snyder	United States	Record low maximum temperature	25.0 C (77.0 F)	37 of 100 (Notable)
Lewisburg 3 N	United States	Record low maximum temperature	17.8 C (64.0 F)	37 of 100 (Notable)
Tecoman (Dge)	Mexico	Record low minimum temperature	16.7 C (62.1 F)	36 of 100 (Notable)
Peoles	Mexico	Record daily precipitation	38.9 mm (1.5 in)	36 of 100 (Notable)

Counts by Type and Timescale

994 records

Records set or tied on 21 June 1999 by type: Highest daily maximum 99, Lowest daily maximum 355, Highest daily minimum 182, Lowest daily minimum 79, Heaviest daily rainfall 279.

Records on 21 June 1999 by type
Record type	Records
Highest daily maximum	99
Lowest daily maximum	355
Highest daily minimum	182
Lowest daily minimum	79
Heaviest daily rainfall	279
Heaviest daily snowfall	0
Deepest snow cover	0

Records on 21 June 1999 by timescale: all-time 5, monthly 25, daily 964.

How Much Records Were Beaten By

782 broken records

Margins by which the 782 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 79.8. Ties are not counted.

Top 20 by Significance

21 June 1999

Top 20 records on 21 June 1999 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
21 June 1999	Atbasar, KZ	all-time rain	84.7 mm (3.3 in)	25.6 mm (1.0 in)	46 years	80 of 100 (Exceptional)
21 June 1999	Vinita 2 N, US	daily rain	142.0 mm (5.6 in)	79.8 mm (3.1 in)	94 years	78 of 100 (Major)
21 June 1999	Split Marjan, HR	monthly rain	116.7 mm (4.6 in)	37.5 mm (1.5 in)	21 years	61 of 100 (Major)
21 June 1999	Zapopan, MX	daily rain	86.9 mm (3.4 in)	60.5 mm (2.4 in)	41 years	57 of 100 (Notable)
21 June 1999	Kingfisher, US	daily rain	94.7 mm (3.7 in)	43.1 mm (1.7 in)	66 years	57 of 100 (Notable)
21 June 1999	Segeza, RU	daily rain	27.9 mm (1.1 in)	20.8 mm (0.8 in)	33 years	52 of 100 (Notable)
21 June 1999	Haparanda, SE	daily rain	26.0 mm (1.0 in)	11.5 mm (0.5 in)	64 years	51 of 100 (Notable)
21 June 1999	Estell Manor, US	daily rain	69.6 mm (2.7 in)	46.5 mm (1.8 in)	28 years	51 of 100 (Notable)
21 June 1999	San Antonio Sur, MX	monthly rain	49.0 mm (1.9 in)	15.2 mm (0.6 in)	59 years	48 of 100 (Notable)
21 June 1999	Ciudad Guzman (Obs), MX	monthly rain	94.7 mm (3.7 in)	14.9 mm (0.6 in)	53 years	47 of 100 (Notable)
21 June 1999	Avon Park 2 W, US	daily low max	27.8 C (82.0 F)	1.6 C (2.9 F)	104 years	47 of 100 (Notable)
21 June 1999	Guthrie 5S, US	daily low max	22.8 C (73.0 F)	3.9 C (7.0 F)	92 years	47 of 100 (Notable)
21 June 1999	Nieves, MX	daily rain	47.2 mm (1.9 in)	20.8 mm (0.8 in)	56 years	46 of 100 (Notable)
21 June 1999	Boerne, US	daily rain	57.4 mm (2.3 in)	32.0 mm (1.3 in)	72 years	46 of 100 (Notable)
21 June 1999	Hereford, US	monthly rain	100.6 mm (4.0 in)	18.3 mm (0.7 in)	45 years	46 of 100 (Notable)
21 June 1999	Littlefield, US	all-time rain	129.5 mm (5.1 in)	23.1 mm (0.9 in)	30 years	46 of 100 (Notable)
21 June 1999	Warsaw 2 NW, US	daily low max	20.0 C (68.0 F)	2.2 C (4.0 F)	101 years	45 of 100 (Notable)
21 June 1999	Jodhpur, IN	daily rain	55.1 mm (2.2 in)	24.9 mm (1.0 in)	86 years	44 of 100 (Notable)
21 June 1999	Ostuta, MX	daily rain	128.8 mm (5.1 in)	73.9 mm (2.9 in)	25 years	44 of 100 (Notable)
21 June 1999	Princess Anne, US	daily low max	20.0 C (68.0 F)	1.7 C (3.1 F)	101 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

1802 to 1999

Records set or tied on this calendar date in each year from 1802 to 1999. 1999 had 994 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 1999-06-21: 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 10	683
10 to 20	57
20 to 30	22
30 to 40	10
40 to 50	5
50 to 60	2
60 to 70	1
70 to 80	2