Weather Records on 17 August 1983

1,574 weather records were set or tied worldwide on 17 August 1983. Highest significance: Hay (Miller Street), AU.

Key Facts for 17 August 1983

On 17 August 1983, 1,574 weather records were set or tied at long-record stations worldwide.
664 were record highs and 204 were record lows, counting maximum and minimum temperature.
By timescale, 19 were all-time records, 76 monthly and 1,479 daily.
Hay (Miller Street) set a daily record precipitation of 28.6 mm (1.1 in) on 17 August 1983.
Across 162 earlier years (1797 to 2026) the same calendar date averaged 467 records.

Record Map

1,574 stations

1,574 station records on 17 August 1983 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 17 August 1983: highest significance records shown on the map
Station	Country	Type	Value	Significance
Hay (Miller Street)	Australia	Record daily precipitation	28.6 mm (1.1 in)	71 of 100 (Major)
Scipio	United States	Record daily precipitation	43.2 mm (1.7 in)	70 of 100 (Major)
Hay (Illilawa)	Australia	Record daily precipitation	35.8 mm (1.4 in)	69 of 100 (Major)
Broken Hill (Stephens Creek Re	Australia	Record daily precipitation	26.0 mm (1.0 in)	67 of 100 (Major)
Stanley Wwtp	United States	Record daily precipitation	63.5 mm (2.5 in)	66 of 100 (Major)
Montrose	Australia	Record daily precipitation	48.6 mm (1.9 in)	64 of 100 (Major)
Pooncarie Mail Agency	Australia	Record daily precipitation	25.0 mm (1.0 in)	61 of 100 (Major)
Booligal (Ulonga)	Australia	Record daily precipitation	34.2 mm (1.3 in)	61 of 100 (Major)
Spanish Fk Pwr House	United States	Record daily precipitation	30.0 mm (1.2 in)	60 of 100 (Major)
Ivanhoe Post Office	Australia	Record daily precipitation	30.0 mm (1.2 in)	59 of 100 (Notable)
Racine Wwtp	United States	Record daily precipitation	78.7 mm (3.1 in)	59 of 100 (Notable)
Mecca Fire STN	United States	Record daily precipitation	52.1 mm (2.1 in)	58 of 100 (Notable)
Manangatang (Eureka East)	Australia	Record daily precipitation	80.0 mm (3.1 in)	57 of 100 (Notable)
Kinglake West (Wallaby Creek)	Australia	Record daily precipitation	44.0 mm (1.7 in)	57 of 100 (Notable)
Narre Warren North (Narre Warr	Australia	Record daily precipitation	47.2 mm (1.9 in)	56 of 100 (Notable)
Yan Yean	Australia	Record daily precipitation	38.8 mm (1.5 in)	56 of 100 (Notable)
Kilmore Assumption College	Australia	Record daily precipitation	54.4 mm (2.1 in)	56 of 100 (Notable)
Campo	United States	Record daily precipitation	61.5 mm (2.4 in)	56 of 100 (Notable)
Iowa City	United States	Record high minimum temperature	26.7 C (80.1 F)	56 of 100 (Notable)
Ripon 5 NE	United States	Record daily precipitation	110.5 mm (4.4 in)	56 of 100 (Notable)
Lilydale	Australia	Record daily precipitation	43.0 mm (1.7 in)	55 of 100 (Notable)
Toorourrong Reservoir (Toorour	Australia	Record daily precipitation	43.0 mm (1.7 in)	55 of 100 (Notable)
Menindee (Weinteriga)	Australia	Record daily precipitation	39.4 mm (1.6 in)	54 of 100 (Notable)
Tocumwal Airport	Australia	Record daily precipitation	32.0 mm (1.3 in)	54 of 100 (Notable)
Croydon (Samuel Street)	Australia	Record daily precipitation	46.8 mm (1.8 in)	53 of 100 (Notable)
Eltham	Australia	Record daily precipitation	42.2 mm (1.7 in)	53 of 100 (Notable)
Epping	Australia	Record daily precipitation	41.6 mm (1.6 in)	53 of 100 (Notable)
Maroondah Weir (Melbourne Wate	Australia	Record daily precipitation	54.2 mm (2.1 in)	53 of 100 (Notable)
La Puerta	Mexico	Record daily precipitation	41.1 mm (1.6 in)	53 of 100 (Notable)
Curtiss	United States	Record daily precipitation	105.7 mm (4.2 in)	53 of 100 (Notable)
Hancock Exp Farm	United States	Record daily precipitation	91.9 mm (3.6 in)	53 of 100 (Notable)
Pooncarie (Tarcoola)	Australia	Record daily precipitation	26.4 mm (1.0 in)	52 of 100 (Notable)
Hatfield (Clare)	Australia	Record daily precipitation	35.2 mm (1.4 in)	52 of 100 (Notable)
Ivanhoe (Wokabity)	Australia	Record daily precipitation	40.0 mm (1.6 in)	52 of 100 (Notable)
Booroorban Post Office	Australia	Record daily precipitation	28.7 mm (1.1 in)	52 of 100 (Notable)
Booroorban (Ramsay)	Australia	Record daily precipitation	30.6 mm (1.2 in)	52 of 100 (Notable)
Box Hill Aged Mens Retreat	Australia	Record daily precipitation	43.4 mm (1.7 in)	52 of 100 (Notable)
Preston Reservoir	Australia	Record daily precipitation	37.2 mm (1.5 in)	52 of 100 (Notable)
Hoseda Hard	Russia	Record daily precipitation	28.8 mm (1.1 in)	52 of 100 (Notable)
Belle Plaine	United States	Record high minimum temperature	27.8 C (82.0 F)	52 of 100 (Notable)
Williamsburg 1E	United States	Record high minimum temperature	27.8 C (82.0 F)	52 of 100 (Notable)
Victor 4 N	United States	Record daily precipitation	64.0 mm (2.5 in)	52 of 100 (Notable)
St George	United States	Record daily precipitation	25.9 mm (1.0 in)	52 of 100 (Notable)
Oshkosh	United States	Record daily precipitation	68.8 mm (2.7 in)	52 of 100 (Notable)
Booligal (Belmont)	Australia	Record daily precipitation	30.2 mm (1.2 in)	51 of 100 (Notable)
Angleton 2 W	United States	Record daily precipitation	104.1 mm (4.1 in)	51 of 100 (Notable)
Coranderrk Badger Weir	Australia	Record daily precipitation	49.8 mm (2.0 in)	50 of 100 (Notable)
Aguila	United States	Record daily precipitation	88.9 mm (3.5 in)	50 of 100 (Notable)
Fond du Lac Wwtp	United States	Record daily precipitation	56.4 mm (2.2 in)	50 of 100 (Notable)
Eau Pleine Rsvr	United States	Record daily precipitation	63.0 mm (2.5 in)	49 of 100 (Notable)
Stratford 1 NW	United States	Record daily precipitation	57.2 mm (2.3 in)	49 of 100 (Notable)
Mitcham	Australia	Record daily precipitation	41.6 mm (1.6 in)	48 of 100 (Notable)
Springvale Necropolis	Australia	Record daily precipitation	44.2 mm (1.7 in)	48 of 100 (Notable)
Macedon Forestry	Australia	Record daily precipitation	27.4 mm (1.1 in)	48 of 100 (Notable)
Yugarenok	Russia	Record daily precipitation	47.5 mm (1.9 in)	48 of 100 (Notable)
Mt Mary College	United States	Record daily precipitation	78.7 mm (3.1 in)	48 of 100 (Notable)
Ringwood	Australia	Record daily precipitation	41.4 mm (1.6 in)	47 of 100 (Notable)
Union Grove Wwtp	United States	Record daily precipitation	65.8 mm (2.6 in)	47 of 100 (Notable)
Broken Hill (Langawirra)	Australia	Record daily precipitation	27.0 mm (1.1 in)	45 of 100 (Notable)
Whittlesea	Australia	Record daily precipitation	36.0 mm (1.4 in)	45 of 100 (Notable)

Counts by Type and Timescale

1,574 records

Records set or tied on 17 August 1983 by type: Highest daily maximum 266, Lowest daily maximum 115, Highest daily minimum 398, Lowest daily minimum 89, Heaviest daily rainfall 705, Heaviest daily snowfall 1.

Records on 17 August 1983 by type
Record type	Records
Highest daily maximum	266
Lowest daily maximum	115
Highest daily minimum	398
Lowest daily minimum	89
Heaviest daily rainfall	705
Heaviest daily snowfall	1
Deepest snow cover	0

Records on 17 August 1983 by timescale: all-time 19, monthly 76, daily 1,479.

How Much Records Were Beaten By

1,337 broken records

Margins by which the 1,337 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 176.0. Ties are not counted.

Top 20 by Significance

17 August 1983

Top 20 records on 17 August 1983 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
17 August 1983	Hay (Miller Street), AU	daily rain	28.6 mm (1.1 in)	17.2 mm (0.7 in)	101 years	71 of 100 (Major)
17 August 1983	Scipio, US	daily rain	43.2 mm (1.7 in)	29.2 mm (1.1 in)	76 years	70 of 100 (Major)
17 August 1983	Hay (Illilawa), AU	daily rain	35.8 mm (1.4 in)	22.6 mm (0.9 in)	76 years	69 of 100 (Major)
17 August 1983	Broken Hill (Stephens Creek Re, AU	daily rain	26.0 mm (1.0 in)	17.9 mm (0.7 in)	81 years	67 of 100 (Major)
17 August 1983	Stanley Wwtp, US	daily rain	63.5 mm (2.5 in)	47.0 mm (1.9 in)	72 years	66 of 100 (Major)
17 August 1983	Montrose, AU	daily rain	48.6 mm (1.9 in)	34.9 mm (1.4 in)	62 years	64 of 100 (Major)
17 August 1983	Pooncarie Mail Agency, AU	daily rain	25.0 mm (1.0 in)	16.1 mm (0.6 in)	76 years	61 of 100 (Major)
17 August 1983	Booligal (Ulonga), AU	daily rain	34.2 mm (1.3 in)	20.2 mm (0.8 in)	81 years	61 of 100 (Major)
17 August 1983	Spanish Fk Pwr House, US	daily rain	30.0 mm (1.2 in)	21.6 mm (0.9 in)	48 years	60 of 100 (Major)
17 August 1983	Ivanhoe Post Office, AU	daily rain	30.0 mm (1.2 in)	21.1 mm (0.8 in)	45 years	59 of 100 (Notable)
17 August 1983	Racine Wwtp, US	daily rain	78.7 mm (3.1 in)	53.3 mm (2.1 in)	38 years	59 of 100 (Notable)
17 August 1983	Mecca Fire STN, US	daily rain	52.1 mm (2.1 in)	49.6 mm (2.0 in)	60 years	58 of 100 (Notable)
17 August 1983	Manangatang (Eureka East), AU	monthly rain	80.0 mm (3.1 in)	36.0 mm (1.4 in)	2 years	57 of 100 (Notable)
17 August 1983	Kinglake West (Wallaby Creek), AU	daily rain	44.0 mm (1.7 in)	15.8 mm (0.6 in)	98 years	57 of 100 (Notable)
17 August 1983	Narre Warren North (Narre Warr, AU	daily rain	47.2 mm (1.9 in)	26.1 mm (1.0 in)	21 years	56 of 100 (Notable)
17 August 1983	Yan Yean, AU	daily rain	38.8 mm (1.5 in)	20.5 mm (0.8 in)	21 years	56 of 100 (Notable)
17 August 1983	Kilmore Assumption College, AU	daily rain	54.4 mm (2.1 in)	30.5 mm (1.2 in)	21 years	56 of 100 (Notable)
17 August 1983	Campo, US	monthly rain	61.5 mm (2.4 in)	32.0 mm (1.3 in)	13 years	56 of 100 (Notable)
17 August 1983	Iowa City, US	all-time high min	26.7 C (80.1 F)	0.6 C (1.1 F)	87 years	56 of 100 (Notable)
17 August 1983	Ripon 5 NE, US	all-time rain	110.5 mm (4.4 in)	27.4 mm (1.1 in)	21 years	56 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 1,574 records.

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

Records on 08-17 in each year
Year	Records
1797	2
1802	2
1820	2
1837	1
1838	2
1841	2
1842	1
1845	2
1853	1
1854	1
1856	1
1857	1
1861	3
1862	1
1867	1
1868	3
1869	1
1872	1
1875	2
1876	5
1879	1
1881	1
1882	1
1883	2
1885	3
1886	1
1888	5
1891	1
1892	3
1893	2
1894	3
1895	2
1896	3
1897	1
1898	5
1899	8
1900	3
1901	14
1902	7
1903	6
1904	2
1905	11
1906	28
1907	9
1908	26
1909	24
1910	17
1911	18
1912	31
1913	79
1914	41
1915	28
1916	33
1917	35
1918	112
1919	37
1920	110
1921	37
1922	169
1923	161
1924	171
1925	130
1926	182
1927	228
1928	131
1929	243
1930	138
1931	302
1932	360
1933	260
1934	377
1935	437
1936	670
1937	726
1938	466
1939	364
1940	341
1941	378
1942	461
1943	743
1944	531
1945	387
1946	433
1947	682
1948	475
1949	371
1950	522
1951	413
1952	470
1953	345
1954	685
1955	465
1956	407
1957	504
1958	519
1959	543
1960	533
1961	998
1962	445
1963	650
1964	410
1965	641
1966	496
1967	679
1968	953
1969	593
1970	467
1971	447
1972	1,044
1973	750
1974	582
1975	612
1976	797
1977	1,216
1978	814
1979	1,464
1980	895
1981	1,112
1982	554
1983	1,574
1984	726
1985	948
1986	916
1987	1,150
1988	1,608
1989	687
1990	949
1991	560
1992	1,813
1993	803
1994	1,038
1995	1,724
1996	752
1997	1,544
1998	1,003
1999	697
2000	994
2001	1,101
2002	1,266
2003	948
2004	1,046
2005	722
2006	814
2007	1,646
2008	1,301
2009	922
2010	1,105
2011	956
2012	1,215
2013	802
2014	997
2015	890
2016	748
2017	544
2018	518
2019	467
2020	1,529
2021	800
2022	1,428
2023	1,032
2024	740
2025	538
2026	535

Download the Data

Data for records on 1983-08-17: 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 25	1,279
25 to 50	44
50 to 75	5
75 to 100	2
100 to 125	3
125 to 150	2
150 to 175	1
175 to 200	1