Weather Records on 18 August 1983

1,420 weather records were set or tied worldwide on 18 August 1983. Highest significance: Houston Wb City, US.

Key Facts for 18 August 1983

On 18 August 1983, 1,420 weather records were set or tied at long-record stations worldwide.
693 were record highs and 258 were record lows, counting maximum and minimum temperature.
By timescale, 10 were all-time records, 43 monthly and 1,367 daily.
Houston Wb City set a daily record precipitation of 113.3 mm (4.5 in) on 18 August 1983.
Across 171 earlier years (1797 to 2026) the same calendar date averaged 435 records.

Record Map

1,420 stations

1,420 station records on 18 August 1983 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 18 August 1983: highest significance records shown on the map
Station	Country	Type	Value	Significance
Houston Wb City	United States	Record daily precipitation	113.3 mm (4.5 in)	77 of 100 (Major)
Kazalinsk	Kazakhstan	Record daily precipitation	62.5 mm (2.5 in)	70 of 100 (Major)
Timovskoe	Russia	Record daily precipitation	67.6 mm (2.7 in)	70 of 100 (Major)
Garfield	United States	Record daily precipitation	69.1 mm (2.7 in)	65 of 100 (Major)
Hobart (Ellerslie Road)	Australia	Record daily precipitation	33.0 mm (1.3 in)	58 of 100 (Notable)
Wamsutter	United States	Record daily precipitation	39.4 mm (1.6 in)	57 of 100 (Notable)
Callao	United States	Record daily precipitation	35.8 mm (1.4 in)	56 of 100 (Notable)
Glen Cairn	Australia	Record daily precipitation	41.0 mm (1.6 in)	55 of 100 (Notable)
Deseret	United States	Record daily precipitation	30.7 mm (1.2 in)	55 of 100 (Notable)
Magadan	Russia	Record daily precipitation	60.5 mm (2.4 in)	54 of 100 (Notable)
College STN 6 SW	United States	Record daily precipitation	69.6 mm (2.7 in)	54 of 100 (Notable)
Warren 2 S	United States	Record daily precipitation	69.9 mm (2.8 in)	54 of 100 (Notable)
Pyramid	United States	Record daily precipitation	39.4 mm (1.6 in)	52 of 100 (Notable)
Houston Hts	United States	Record daily precipitation	79.2 mm (3.1 in)	50 of 100 (Notable)
Fairfield	United States	Record daily precipitation	30.2 mm (1.2 in)	50 of 100 (Notable)
Bellerive (Fort Street)	Australia	Record daily precipitation	29.4 mm (1.2 in)	49 of 100 (Notable)
Freeport 2 NW	United States	Record daily precipitation	157.5 mm (6.2 in)	49 of 100 (Notable)
Thompsons 3 WSW	United States	Record daily precipitation	144.0 mm (5.7 in)	49 of 100 (Notable)
Galveston	United States	Record daily precipitation	159.5 mm (6.3 in)	49 of 100 (Notable)
Talon	Russia	Record daily precipitation	46.3 mm (1.8 in)	48 of 100 (Notable)
Mesa	United States	Record low maximum temperature	26.7 C (80.1 F)	48 of 100 (Notable)
Maricopa	United States	Record daily precipitation	35.8 mm (1.4 in)	48 of 100 (Notable)
Bedias	United States	Record daily precipitation	95.3 mm (3.8 in)	48 of 100 (Notable)
Partoun	United States	Record daily precipitation	36.3 mm (1.4 in)	48 of 100 (Notable)
St George	United States	Record low maximum temperature	26.1 C (79.0 F)	48 of 100 (Notable)
College STN Easterwood Fld	United States	Record daily precipitation	81.3 mm (3.2 in)	48 of 100 (Notable)
Evadale	United States	Record daily precipitation	81.3 mm (3.2 in)	47 of 100 (Notable)
Southport	Australia	Record daily precipitation	29.0 mm (1.1 in)	46 of 100 (Notable)
Van Nuys Fc15A	United States	Record daily precipitation	50.3 mm (2.0 in)	46 of 100 (Notable)
Mole River (Trenayr)	Australia	Record daily precipitation	30.2 mm (1.2 in)	45 of 100 (Notable)
Hobart Botanical Gardens	Australia	Record daily precipitation	25.0 mm (1.0 in)	45 of 100 (Notable)
Panindicuaro	Mexico	Record daily precipitation	62.0 mm (2.4 in)	45 of 100 (Notable)
Parker	United States	Record low maximum temperature	29.4 C (84.9 F)	45 of 100 (Notable)
Inyokern	United States	Record daily precipitation	44.5 mm (1.8 in)	45 of 100 (Notable)
San Bernardino F S 226	United States	Record low maximum temperature	22.8 C (73.0 F)	45 of 100 (Notable)
Toolamba	Australia	Record daily precipitation	30.4 mm (1.2 in)	44 of 100 (Notable)
Augustine 2E	United States	Record daily precipitation	34.3 mm (1.4 in)	44 of 100 (Notable)
Borrego Desert Park	United States	Record daily precipitation	52.1 mm (2.1 in)	43 of 100 (Notable)
Wallangra (Wallangra Station)	Australia	Record daily precipitation	31.0 mm (1.2 in)	42 of 100 (Notable)
Princeton	United States	Record high maximum temperature	40.6 C (105.1 F)	42 of 100 (Notable)
Pahrump 4 NW	United States	Record daily precipitation	33.0 mm (1.3 in)	42 of 100 (Notable)
Nubeena	Australia	Record daily precipitation	37.0 mm (1.5 in)	41 of 100 (Notable)
Levendale	Australia	Record daily precipitation	25.0 mm (1.0 in)	41 of 100 (Notable)
Moberly	United States	Record high minimum temperature	28.9 C (84.0 F)	41 of 100 (Notable)
Tallebudgera Guineas Creek Roa	Australia	Record daily precipitation	33.0 mm (1.3 in)	40 of 100 (Notable)
Arecibo 3 ESE	Puerto Rico [United States]	Record low minimum temperature	17.8 C (64.0 F)	40 of 100 (Notable)
Linkoeping-Malmslaett	Sweden	Record low minimum temperature	4.6 C (40.3 F)	40 of 100 (Notable)
Marquette	United States	Record high maximum temperature	32.8 C (91.0 F)	40 of 100 (Notable)
Palestine 2 NE	United States	Record low maximum temperature	24.4 C (75.9 F)	40 of 100 (Notable)
Beechmont Binna Burra Road	Australia	Record daily precipitation	34.4 mm (1.4 in)	39 of 100 (Notable)
Windsor	United States	Record high maximum temperature	40.6 C (105.1 F)	39 of 100 (Notable)
Liberty	United States	Record low maximum temperature	26.7 C (80.1 F)	39 of 100 (Notable)
Green Mountains	Australia	Record daily precipitation	48.0 mm (1.9 in)	38 of 100 (Notable)
Effingham 3SW	United States	Record high minimum temperature	25.0 C (77.0 F)	38 of 100 (Notable)
Blackleaf	United States	Record high minimum temperature	16.1 C (61.0 F)	38 of 100 (Notable)
Pilvo	Russia	Record daily precipitation	72.4 mm (2.9 in)	37 of 100 (Notable)
Elberton 2 N	United States	Record high maximum temperature	37.8 C (100.0 F)	37 of 100 (Notable)
Fulton L&D #13	United States	Record high maximum temperature	38.3 C (100.9 F)	37 of 100 (Notable)
Tuscola	United States	Record high maximum temperature	37.2 C (99.0 F)	37 of 100 (Notable)
Anahuac	United States	Record daily precipitation	127.0 mm (5.0 in)	37 of 100 (Notable)

Counts by Type and Timescale

1,420 records

Records set or tied on 18 August 1983 by type: Highest daily maximum 278, Lowest daily maximum 146, Highest daily minimum 415, Lowest daily minimum 112, Heaviest daily rainfall 469.

Records on 18 August 1983 by type
Record type	Records
Highest daily maximum	278
Lowest daily maximum	146
Highest daily minimum	415
Lowest daily minimum	112
Heaviest daily rainfall	469
Heaviest daily snowfall	0
Deepest snow cover	0

Records on 18 August 1983 by timescale: all-time 10, monthly 43, daily 1,367.

How Much Records Were Beaten By

1,144 broken records

Margins by which the 1,144 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 137.9. Ties are not counted.

Top 20 by Significance

18 August 1983

Top 20 records on 18 August 1983 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
18 August 1983	Houston Wb City, US	daily rain	113.3 mm (4.5 in)	91.5 mm (3.6 in)	92 years	77 of 100 (Major)
18 August 1983	Kazalinsk, KZ	monthly rain	62.5 mm (2.5 in)	23.8 mm (0.9 in)	34 years	70 of 100 (Major)
18 August 1983	Timovskoe, RU	daily rain	67.6 mm (2.7 in)	32.6 mm (1.3 in)	78 years	70 of 100 (Major)
18 August 1983	Garfield, US	monthly rain	69.1 mm (2.7 in)	31.3 mm (1.2 in)	32 years	65 of 100 (Major)
18 August 1983	Hobart (Ellerslie Road), AU	daily rain	33.0 mm (1.3 in)	14.2 mm (0.6 in)	82 years	58 of 100 (Notable)
18 August 1983	Wamsutter, US	monthly rain	39.4 mm (1.6 in)	7.6 mm (0.30 in)	84 years	57 of 100 (Notable)
18 August 1983	Callao, US	monthly rain	35.8 mm (1.4 in)	11.9 mm (0.5 in)	37 years	56 of 100 (Notable)
18 August 1983	Glen Cairn, AU	daily rain	41.0 mm (1.6 in)	32.4 mm (1.3 in)	53 years	55 of 100 (Notable)
18 August 1983	Deseret, US	daily rain	30.7 mm (1.2 in)	10.4 mm (0.4 in)	81 years	55 of 100 (Notable)
18 August 1983	Magadan, RU	daily rain	60.5 mm (2.4 in)	40.5 mm (1.6 in)	33 years	54 of 100 (Notable)
18 August 1983	College STN 6 SW, US	daily rain	69.6 mm (2.7 in)	39.1 mm (1.5 in)	64 years	54 of 100 (Notable)
18 August 1983	Warren 2 S, US	daily rain	69.9 mm (2.8 in)	55.7 mm (2.2 in)	40 years	54 of 100 (Notable)
18 August 1983	Pyramid, US	daily rain	39.4 mm (1.6 in)	28.2 mm (1.1 in)	17 years	52 of 100 (Notable)
18 August 1983	Houston Hts, US	daily rain	79.2 mm (3.1 in)	56.3 mm (2.2 in)	32 years	50 of 100 (Notable)
18 August 1983	Fairfield, US	daily rain	30.2 mm (1.2 in)	21.1 mm (0.8 in)	12 years	50 of 100 (Notable)
18 August 1983	Bellerive (Fort Street), AU	daily rain	29.4 mm (1.2 in)	19.7 mm (0.8 in)	12 years	49 of 100 (Notable)
18 August 1983	Freeport 2 NW, US	daily rain	157.5 mm (6.2 in)	137.9 mm (5.4 in)	16 years	49 of 100 (Notable)
18 August 1983	Thompsons 3 WSW, US	daily rain	144.0 mm (5.7 in)	91.7 mm (3.6 in)	17 years	49 of 100 (Notable)
18 August 1983	Galveston, US	daily rain	159.5 mm (6.3 in)	119.4 mm (4.7 in)	5 years	49 of 100 (Notable)
18 August 1983	Talon, RU	daily rain	46.3 mm (1.8 in)	34.5 mm (1.4 in)	28 years	48 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

1797 to 1983

Records set or tied on this calendar date in each year from 1797 to 1983. 1983 had 1,420 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 1983-08-18: 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 2026-10-17 (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	1,092
20 to 40	38
40 to 60	8
60 to 80	2
80 to 100	2
100 to 120	1
120 to 140	1