Weather Records on 18 August 1982

563 weather records were set or tied worldwide on 18 August 1982. Highest significance: Sundance, US.

Key Facts for 18 August 1982

On 18 August 1982, 563 weather records were set or tied at long-record stations worldwide.
201 were record highs and 113 were record lows, counting maximum and minimum temperature.
By timescale, 1 were all-time records, 14 monthly and 548 daily.
Sundance set a daily record precipitation of 38.1 mm (1.5 in) on 18 August 1982.
Across 171 earlier years (1797 to 2026) the same calendar date averaged 440 records.

Record Map

563 stations

563 station records on 18 August 1982 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 18 August 1982: highest significance records shown on the map
Station	Country	Type	Value	Significance
Sundance	United States	Record daily precipitation	38.1 mm (1.5 in)	59 of 100 (Notable)
Isla Perez	Mexico	Record low minimum temperature	20.6 C (69.1 F)	58 of 100 (Notable)
Morgan 1 W	United States	Record daily precipitation	73.2 mm (2.9 in)	58 of 100 (Notable)
Abernathy	United States	Record daily precipitation	65.5 mm (2.6 in)	48 of 100 (Notable)
Ezumazijl	Netherlands	Record daily precipitation	46.0 mm (1.8 in)	46 of 100 (Notable)
W Pt	United States	Record daily precipitation	61.0 mm (2.4 in)	45 of 100 (Notable)
Elida	United States	Record daily precipitation	49.0 mm (1.9 in)	45 of 100 (Notable)
Waiahi Upper 1052	United States	Record daily precipitation	163.1 mm (6.4 in)	45 of 100 (Notable)
South Johnstone Exp STN	Australia	Record daily precipitation	38.2 mm (1.5 in)	44 of 100 (Notable)
Irako	Japan	Record daily precipitation	165.5 mm (6.5 in)	44 of 100 (Notable)
Tenosique (Smn)	Mexico	Record low minimum temperature	18.9 C (66.0 F)	41 of 100 (Notable)
Leeuwarden_1	Netherlands	Record daily precipitation	39.5 mm (1.6 in)	41 of 100 (Notable)
Bushnell 1 E	United States	Record low minimum temperature	15.0 C (59.0 F)	41 of 100 (Notable)
Buena Vista 2S	United States	Record high minimum temperature	12.8 C (55.0 F)	36 of 100 (Notable)
Yellowstone Park Mammoth	United States	Record high maximum temperature	31.7 C (89.1 F)	36 of 100 (Notable)
Calhoun 2 N	United States	Record daily precipitation	31.8 mm (1.3 in)	35 of 100 (Notable)
Koloko Rsvr 1137	United States	Record daily precipitation	50.8 mm (2.0 in)	35 of 100 (Notable)
St. Anna Parochie	Netherlands	Record daily precipitation	36.7 mm (1.4 in)	34 of 100 (Routine)
Enkhuizen	Netherlands	Record daily precipitation	25.4 mm (1.0 in)	34 of 100 (Routine)
Lerwick	United Kingdom	Record daily precipitation	31.0 mm (1.2 in)	34 of 100 (Routine)
Georgetown Post Office	Australia	Record low maximum temperature	26.5 C (79.7 F)	33 of 100 (Routine)
Woolgoolga (Clear Place)	Australia	Record daily precipitation	25.0 mm (1.0 in)	33 of 100 (Routine)
Thurlow Dam	United States	Record daily precipitation	43.7 mm (1.7 in)	33 of 100 (Routine)
Valentine Miller Fld AP	United States	Record daily precipitation	45.5 mm (1.8 in)	33 of 100 (Routine)
Dokkum	Netherlands	Record daily precipitation	36.7 mm (1.4 in)	32 of 100 (Routine)
Glennville 3NW	United States	Record low maximum temperature	27.2 C (81.0 F)	32 of 100 (Routine)
Espanola	United States	Record high minimum temperature	17.8 C (64.0 F)	32 of 100 (Routine)
Southern Cross	Australia	Record high maximum temperature	26.6 C (79.9 F)	31 of 100 (Routine)
Southern Cross	Australia	Record high minimum temperature	13.1 C (55.6 F)	31 of 100 (Routine)
Heeg	Netherlands	Record daily precipitation	36.2 mm (1.4 in)	31 of 100 (Routine)
Bushnell 1 E	United States	Record daily precipitation	94.2 mm (3.7 in)	31 of 100 (Routine)
Danevang 1 W	United States	Record daily precipitation	37.3 mm (1.5 in)	31 of 100 (Routine)
Waiahi Lower 1054	United States	Record daily precipitation	63.0 mm (2.5 in)	31 of 100 (Routine)
Perth Regional Office	Australia	Record high minimum temperature	14.5 C (58.1 F)	30 of 100 (Routine)
Sprague	Canada	Record daily precipitation	41.8 mm (1.6 in)	30 of 100 (Routine)
Yangjiang	China	Record daily precipitation	87.9 mm (3.5 in)	30 of 100 (Routine)
Rosso	Mauritania	Record daily precipitation	65.0 mm (2.6 in)	30 of 100 (Routine)
Hot Springs	United States	Record high minimum temperature	18.9 C (66.0 F)	30 of 100 (Routine)
Angleton 2 W	United States	Record high maximum temperature	37.8 C (100.0 F)	30 of 100 (Routine)
Buffalo	United States	Record high minimum temperature	18.9 C (66.0 F)	30 of 100 (Routine)
Kaycee	United States	Record high maximum temperature	36.1 C (97.0 F)	30 of 100 (Routine)
Kilauea 1134	United States	Record daily precipitation	33.5 mm (1.3 in)	30 of 100 (Routine)
Scottsbluff W B Heilig Fld AP	United States	Record high minimum temperature	20.6 C (69.1 F)	30 of 100 (Routine)
Shanwei	China	Record daily precipitation	110.3 mm (4.3 in)	29 of 100 (Routine)
Isla Perez	Mexico	Record low maximum temperature	28.9 C (84.0 F)	28 of 100 (Routine)
Roseau	United States	Record daily precipitation	34.3 mm (1.4 in)	28 of 100 (Routine)
Steele 4N	United States	Record high minimum temperature	21.7 C (71.1 F)	28 of 100 (Routine)
White Sulphur Springs	United States	Record low minimum temperature	5.6 C (42.1 F)	28 of 100 (Routine)
Norderney	Germany	Record daily precipitation	28.2 mm (1.1 in)	27 of 100 (Routine)
Cointzio	Mexico	Record daily precipitation	32.5 mm (1.3 in)	27 of 100 (Routine)
Hoogkarspel	Netherlands	Record daily precipitation	26.8 mm (1.1 in)	27 of 100 (Routine)
Lewes	United States	Record daily precipitation	45.7 mm (1.8 in)	27 of 100 (Routine)
Donalsonville 1 S	United States	Record daily precipitation	46.0 mm (1.8 in)	27 of 100 (Routine)
Salem 5 NNE	United States	Record daily precipitation	61.7 mm (2.4 in)	27 of 100 (Routine)
Santa Maria Alotepec	Mexico	Record high maximum temperature	27.2 C (81.0 F)	26 of 100 (Routine)
Clemson UNIV	United States	Record daily precipitation	99.3 mm (3.9 in)	26 of 100 (Routine)
Moreton Sugar Mill	Australia	Record daily precipitation	27.0 mm (1.1 in)	25 of 100 (Routine)
Anda	China	Record daily precipitation	36.0 mm (1.4 in)	25 of 100 (Routine)
Stavoren_1	Netherlands	Record daily precipitation	29.7 mm (1.2 in)	25 of 100 (Routine)
Agata	Russia	Record high minimum temperature	14.5 C (58.1 F)	25 of 100 (Routine)

Counts by Type and Timescale

563 records

Records set or tied on 18 August 1982 by type: Highest daily maximum 75, Lowest daily maximum 58, Highest daily minimum 126, Lowest daily minimum 55, Heaviest daily rainfall 248, Heaviest daily snowfall 1.

Records on 18 August 1982 by type
Record type	Records
Highest daily maximum	75
Lowest daily maximum	58
Highest daily minimum	126
Lowest daily minimum	55
Heaviest daily rainfall	248
Heaviest daily snowfall	1
Deepest snow cover	0

Records on 18 August 1982 by timescale: all-time 1, monthly 14, daily 548.

How Much Records Were Beaten By

449 broken records

Margins by which the 449 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 113.1. Ties are not counted.

Top 20 by Significance

18 August 1982

Top 20 records on 18 August 1982 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
18 August 1982	Sundance, US	daily rain	38.1 mm (1.5 in)	22.9 mm (0.9 in)	69 years	59 of 100 (Notable)
18 August 1982	Isla Perez, MX	daily low min	20.6 C (69.1 F)	4.4 C (7.9 F)	45 years	58 of 100 (Notable)
18 August 1982	Morgan 1 W, US	daily rain	73.2 mm (2.9 in)	37.4 mm (1.5 in)	84 years	58 of 100 (Notable)
18 August 1982	Abernathy, US	daily rain	65.5 mm (2.6 in)	57.4 mm (2.3 in)	13 years	48 of 100 (Notable)
18 August 1982	Ezumazijl, NL	daily rain	46.0 mm (1.8 in)	23.5 mm (0.9 in)	27 years	46 of 100 (Notable)
18 August 1982	W Pt, US	daily rain	61.0 mm (2.4 in)	22.9 mm (0.9 in)	72 years	45 of 100 (Notable)
18 August 1982	Elida, US	daily rain	49.0 mm (1.9 in)	33.0 mm (1.3 in)	35 years	45 of 100 (Notable)
18 August 1982	Waiahi Upper 1052, US	daily rain	163.1 mm (6.4 in)	113.1 mm (4.5 in)	5 years	45 of 100 (Notable)
18 August 1982	South Johnstone Exp STN, AU	daily rain	38.2 mm (1.5 in)	21.9 mm (0.9 in)	59 years	44 of 100 (Notable)
18 August 1982	Irako, JP	daily rain	165.5 mm (6.5 in)	102.2 mm (4.0 in)	28 years	44 of 100 (Notable)
18 August 1982	Tenosique (Smn), MX	daily low min	18.9 C (66.0 F)	1.7 C (3.1 F)	60 years	41 of 100 (Notable)
18 August 1982	Leeuwarden_1, NL	daily rain	39.5 mm (1.6 in)	18.2 mm (0.7 in)	17 years	41 of 100 (Notable)
18 August 1982	Bushnell 1 E, US	monthly low min	15.0 C (59.0 F)	1.7 C (3.1 F)	44 years	41 of 100 (Notable)
18 August 1982	Buena Vista 2S, US	daily high min	12.8 C (55.0 F)	1.7 C (3.1 F)	76 years	36 of 100 (Notable)
18 August 1982	Yellowstone Park Mammoth, US	daily high max	31.7 C (89.1 F)	1.1 C (2.0 F)	87 years	36 of 100 (Notable)
18 August 1982	Calhoun 2 N, US	daily rain	31.8 mm (1.3 in)	6.4 mm (0.25 in)	73 years	35 of 100 (Notable)
18 August 1982	Koloko Rsvr 1137, US	daily rain	50.8 mm (2.0 in)	22.9 mm (0.9 in)	33 years	35 of 100 (Notable)
18 August 1982	St. Anna Parochie, NL	daily rain	36.7 mm (1.4 in)	20.7 mm (0.8 in)	4 years	34 of 100 (Routine)
18 August 1982	Enkhuizen, NL	daily rain	25.4 mm (1.0 in)	14.6 mm (0.6 in)	21 years	34 of 100 (Routine)
18 August 1982	Lerwick, GB	daily rain	31.0 mm (1.2 in)	15.0 mm (0.6 in)	24 years	34 of 100 (Routine)

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

1797 to 1982

Records set or tied on this calendar date in each year from 1797 to 1982. 1982 had 563 records.

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

Records on 08-18 in each year
Year	Records
1797	2
1805	1
1816	1
1827	1
1829	1
1830	1
1833	1
1841	1
1844	1
1845	3
1846	1
1847	1
1849	1
1851	1
1852	1
1853	1
1854	2
1855	1
1856	1
1861	1
1864	2
1866	1
1868	2
1869	1
1870	2
1872	1
1873	1
1875	3
1876	1
1878	1
1879	2
1883	3
1885	3
1886	3
1887	3
1888	2
1889	1
1890	1
1891	2
1892	6
1893	4
1894	4
1895	1
1898	4
1899	6
1900	2
1901	10
1902	8
1903	6
1904	8
1905	10
1906	40
1907	7
1908	21
1909	24
1910	16
1911	11
1912	21
1913	43
1914	37
1915	60
1916	71
1917	70
1918	53
1919	34
1920	51
1921	39
1922	129
1923	90
1924	225
1925	300
1926	168
1927	269
1928	141
1929	181
1930	150
1931	241
1932	382
1933	431
1934	638
1935	424
1936	766
1937	308
1938	243
1939	381
1940	434
1941	467
1942	333
1943	738
1944	325
1945	400
1946	416
1947	958
1948	315
1949	393
1950	683
1951	355
1952	405
1953	323
1954	622
1955	795
1956	580
1957	380
1958	580
1959	537
1960	599
1961	415
1962	428
1963	760
1964	443
1965	525
1966	573
1967	623
1968	795
1969	530
1970	597
1971	381
1972	493
1973	734
1974	639
1975	844
1976	917
1977	1,112
1978	854
1979	1,309
1980	771
1981	1,386
1982	563
1983	1,420
1984	600
1985	765
1986	861
1987	1,609
1988	1,351
1989	952
1990	920
1991	533
1992	1,497
1993	706
1994	1,027
1995	1,882
1996	760
1997	1,191
1998	923
1999	888
2000	1,183
2001	1,036
2002	1,306
2003	860
2004	1,050
2005	865
2006	842
2007	1,116
2008	1,265
2009	839
2010	1,167
2011	1,239
2012	1,247
2013	752
2014	751
2015	880
2016	704
2017	565
2018	462
2019	615
2020	1,541
2021	1,118
2022	1,237
2023	1,094
2024	696
2025	455
2026	545

Download the Data

Data for records on 1982-08-18: 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 2026-10-15 (15 October 2026). Records are computed by this site and are not official.

Data as of 2026-10-15. Last revised 15 October 2026 (2026-10-15).

Margin	Records
0 to 20	417
20 to 40	27
40 to 60	2
60 to 80	1
80 to 100	0
100 to 120	2