Weather Records on 18 June 1994

1,156 weather records were set or tied worldwide on 18 June 1994. Highest significance: Semijarka, KZ.

Key Facts for 18 June 1994

On 18 June 1994, 1,156 weather records were set or tied at long-record stations worldwide.
769 were record highs and 216 were record lows, counting maximum and minimum temperature.
By timescale, 5 were all-time records, 30 monthly and 1,121 daily.
Semijarka set an all-time record daily precipitation of 102.1 mm (4.0 in) on 18 June 1994.
Across 162 earlier years (1800 to 2026) the same calendar date averaged 432 records.

Record Map

1,156 stations

1,156 station records on 18 June 1994 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 18 June 1994: highest significance records shown on the map
Station	Country	Type	Value	Significance
Semijarka	Kazakhstan	Record daily precipitation	102.1 mm (4.0 in)	71 of 100 (Major)
Springview 2NW	United States	Record daily precipitation	66.0 mm (2.6 in)	70 of 100 (Major)
Lampang	Thailand	Record daily precipitation	190.0 mm (7.5 in)	62 of 100 (Major)
Newport	United States	Record daily precipitation	150.1 mm (5.9 in)	61 of 100 (Major)
Pao de Acucar	Brazil	Record daily precipitation	54.5 mm (2.1 in)	59 of 100 (Notable)
Manoa Tun 2 716	United States	Record daily precipitation	78.2 mm (3.1 in)	53 of 100 (Notable)
Lysva	Russia	Record daily precipitation	33.3 mm (1.3 in)	51 of 100 (Notable)
Creighton	United States	Record daily precipitation	98.6 mm (3.9 in)	51 of 100 (Notable)
Brookings 2 NE	United States	Record daily precipitation	101.9 mm (4.0 in)	51 of 100 (Notable)
Osh	Kyrgyzstan	Record daily precipitation	30.0 mm (1.2 in)	50 of 100 (Notable)
Rio Piedras Exp STN	Puerto Rico [United States]	Record low minimum temperature	16.1 C (61.0 F)	50 of 100 (Notable)
Sioux City Perry Creek	United States	Record daily precipitation	112.8 mm (4.4 in)	49 of 100 (Notable)
Poljarnoe	Russia	Record daily precipitation	28.7 mm (1.1 in)	47 of 100 (Notable)
Don Muang	Thailand	Record daily precipitation	102.1 mm (4.0 in)	45 of 100 (Notable)
Chilton	United States	Record high minimum temperature	22.2 C (72.0 F)	45 of 100 (Notable)
Lake City Exp Farm	United States	Record high maximum temperature	35.0 C (95.0 F)	44 of 100 (Notable)
Windom	United States	Record daily precipitation	71.9 mm (2.8 in)	44 of 100 (Notable)
Dutch Harbor	United States	Record high maximum temperature	21.1 C (70.0 F)	43 of 100 (Notable)
Miguel Alves	Brazil	Record daily precipitation	43.3 mm (1.7 in)	42 of 100 (Notable)
Jaina	Mexico	Record daily precipitation	57.4 mm (2.3 in)	42 of 100 (Notable)
Purcellville	United States	Record high minimum temperature	24.4 C (75.9 F)	42 of 100 (Notable)
Huites	Mexico	Record daily precipitation	79.8 mm (3.1 in)	41 of 100 (Notable)
Abramovskij Majak	Russia	Record daily precipitation	28.4 mm (1.1 in)	41 of 100 (Notable)
Bedford	United States	Record daily precipitation	63.0 mm (2.5 in)	41 of 100 (Notable)
Saint Johns	United States	Record high minimum temperature	22.2 C (72.0 F)	41 of 100 (Notable)
Watertown	United States	Record high maximum temperature	34.4 C (93.9 F)	41 of 100 (Notable)
Cornwall	United States	Record high minimum temperature	21.1 C (70.0 F)	41 of 100 (Notable)
Paauilo 221	United States	Record daily precipitation	34.0 mm (1.3 in)	41 of 100 (Notable)
Brockton	United States	Record high maximum temperature	35.0 C (95.0 F)	40 of 100 (Notable)
Grafton	United States	Record high maximum temperature	33.9 C (93.0 F)	40 of 100 (Notable)
Middletown 2 NW	United States	Record high minimum temperature	21.1 C (70.0 F)	40 of 100 (Notable)
Orono	United States	Record high maximum temperature	33.9 C (93.0 F)	39 of 100 (Notable)
Houghton Lake 6 WSW	United States	Record high maximum temperature	38.9 C (102.0 F)	39 of 100 (Notable)
Caledonia	United States	Record high minimum temperature	21.1 C (70.0 F)	39 of 100 (Notable)
Ogdensburg 4 NE	United States	Record high maximum temperature	35.6 C (96.1 F)	39 of 100 (Notable)
Kalihi Rsch Site 777	United States	Record daily precipitation	29.5 mm (1.2 in)	39 of 100 (Notable)
Chorozinho	Brazil	Record daily precipitation	40.8 mm (1.6 in)	38 of 100 (Notable)
Simao	China	Record daily precipitation	46.8 mm (1.8 in)	38 of 100 (Notable)
Vasteras-Hasslo	Sweden	Record low minimum temperature	1.8 C (35.2 F)	38 of 100 (Notable)
Lawrence	United States	Record high maximum temperature	35.6 C (96.1 F)	38 of 100 (Notable)
Osmond	United States	Record daily precipitation	62.2 mm (2.4 in)	38 of 100 (Notable)
Northfield	United States	Record high maximum temperature	34.4 C (93.9 F)	38 of 100 (Notable)
Saint Johnsbury	United States	Record high maximum temperature	36.1 C (97.0 F)	38 of 100 (Notable)
Ramos Arizpe (Smn)	Mexico	Record high minimum temperature	25.0 C (77.0 F)	37 of 100 (Notable)
Ft Collins	United States	Record high minimum temperature	18.3 C (64.9 F)	37 of 100 (Notable)
Pontiac Wwtp	United States	Record high maximum temperature	34.4 C (93.9 F)	37 of 100 (Notable)
W Branch 3SE	United States	Record high maximum temperature	35.6 C (96.1 F)	37 of 100 (Notable)
Mondovi	United States	Record daily precipitation	58.4 mm (2.3 in)	37 of 100 (Notable)
Gladwin	United States	Record high maximum temperature	36.1 C (97.0 F)	37 of 100 (Notable)
Naples	United States	Record high minimum temperature	27.2 C (81.0 F)	36 of 100 (Notable)
Manchester 4 W	United States	Record high minimum temperature	20.0 C (68.0 F)	36 of 100 (Notable)
Brassua Dam	United States	Record high maximum temperature	33.3 C (91.9 F)	36 of 100 (Notable)
Kewaunee	United States	Record high minimum temperature	18.3 C (64.9 F)	36 of 100 (Notable)
Gajny	Russia	Record daily precipitation	25.8 mm (1.0 in)	35 of 100 (Notable)
Canby	United States	Record daily precipitation	49.5 mm (1.9 in)	35 of 100 (Notable)
Dannemora	United States	Record high minimum temperature	21.7 C (71.1 F)	35 of 100 (Notable)
Marinette	United States	Record high minimum temperature	21.7 C (71.1 F)	35 of 100 (Notable)
Guatenipa	Mexico	Record daily precipitation	74.4 mm (2.9 in)	34 of 100 (Routine)
Northdale	United States	Record high minimum temperature	19.4 C (66.9 F)	34 of 100 (Routine)
Hale Loud Dam	United States	Record high maximum temperature	35.0 C (95.0 F)	34 of 100 (Routine)

Counts by Type and Timescale

1,156 records

Records set or tied on 18 June 1994 by type: Highest daily maximum 435, Lowest daily maximum 78, Highest daily minimum 334, Lowest daily minimum 138, Heaviest daily rainfall 170, Heaviest daily snowfall 1.

Records on 18 June 1994 by type
Record type	Records
Highest daily maximum	435
Lowest daily maximum	78
Highest daily minimum	334
Lowest daily minimum	138
Heaviest daily rainfall	170
Heaviest daily snowfall	1
Deepest snow cover	0

Records on 18 June 1994 by timescale: all-time 5, monthly 30, daily 1,121.

How Much Records Were Beaten By

866 broken records

Margins by which the 866 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 84.1. Ties are not counted.

Top 20 by Significance

18 June 1994

Top 20 records on 18 June 1994 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
18 June 1994	Semijarka, KZ	all-time rain	102.1 mm (4.0 in)	40.1 mm (1.6 in)	20 years	71 of 100 (Major)
18 June 1994	Springview 2NW, US	daily rain	66.0 mm (2.6 in)	39.3 mm (1.5 in)	88 years	70 of 100 (Major)
18 June 1994	Lampang, TH	monthly rain	190.0 mm (7.5 in)	84.1 mm (3.3 in)	29 years	62 of 100 (Major)
18 June 1994	Newport, US	all-time rain	150.1 mm (5.9 in)	21.1 mm (0.8 in)	52 years	61 of 100 (Major)
18 June 1994	Pao de Acucar, BR	daily rain	54.5 mm (2.1 in)	24.3 mm (1.0 in)	57 years	59 of 100 (Notable)
18 June 1994	Manoa Tun 2 716, US	daily rain	78.2 mm (3.1 in)	54.3 mm (2.1 in)	31 years	53 of 100 (Notable)
18 June 1994	Lysva, RU	daily rain	33.3 mm (1.3 in)	21.7 mm (0.9 in)	21 years	51 of 100 (Notable)
18 June 1994	Creighton, US	daily rain	98.6 mm (3.9 in)	42.7 mm (1.7 in)	44 years	51 of 100 (Notable)
18 June 1994	Brookings 2 NE, US	daily rain	101.9 mm (4.0 in)	74.0 mm (2.9 in)	4 years	51 of 100 (Notable)
18 June 1994	Osh, KG	monthly rain	30.0 mm (1.2 in)	9.4 mm (0.37 in)	40 years	50 of 100 (Notable)
18 June 1994	Rio Piedras Exp STN, PR	daily low min	16.1 C (61.0 F)	4.5 C (8.1 F)	35 years	50 of 100 (Notable)
18 June 1994	Sioux City Perry Creek, US	daily rain	112.8 mm (4.4 in)	50.8 mm (2.0 in)	43 years	49 of 100 (Notable)
18 June 1994	Poljarnoe, RU	daily rain	28.7 mm (1.1 in)	21.5 mm (0.8 in)	7 years	47 of 100 (Notable)
18 June 1994	Don Muang, TH	daily rain	102.1 mm (4.0 in)	63.0 mm (2.5 in)	0 years	45 of 100 (Notable)
18 June 1994	Chilton, US	daily high min	22.2 C (72.0 F)	2.8 C (5.0 F)	97 years	45 of 100 (Notable)
18 June 1994	Lake City Exp Farm, US	daily high max	35.0 C (95.0 F)	2.8 C (5.0 F)	96 years	44 of 100 (Notable)
18 June 1994	Windom, US	daily rain	71.9 mm (2.8 in)	30.5 mm (1.2 in)	40 years	44 of 100 (Notable)
18 June 1994	Dutch Harbor, US	daily high max	21.1 C (70.0 F)	3.9 C (7.0 F)	68 years	43 of 100 (Notable)
18 June 1994	Miguel Alves, BR	daily rain	43.3 mm (1.7 in)	41.3 mm (1.6 in)	8 years	42 of 100 (Notable)
18 June 1994	Jaina, MX	daily rain	57.4 mm (2.3 in)	43.4 mm (1.7 in)	48 years	42 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 1994

Records set or tied on this calendar date in each year from 1800 to 1994. 1994 had 1,156 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 1994-06-18: 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).

Margin	Records
0 to 20	835
20 to 40	19
40 to 60	7
60 to 80	4
80 to 100	1