Weather Records on 17 August 1961

998 weather records were set or tied worldwide on 17 August 1961. Highest significance: Mornington, AU.

Key Facts for 17 August 1961

On 17 August 1961, 998 weather records were set or tied at long-record stations worldwide.
136 were record highs and 221 were record lows, counting maximum and minimum temperature.
By timescale, 0 were all-time records, 10 monthly and 988 daily.
Mornington set a daily record precipitation of 30.0 mm (1.2 in) on 17 August 1961.
Across 162 earlier years (1797 to 2026) the same calendar date averaged 471 records.

Record Map

998 stations

998 station records on 17 August 1961 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 17 August 1961: highest significance records shown on the map
Station	Country	Type	Value	Significance
Mornington	Australia	Record daily precipitation	30.0 mm (1.2 in)	73 of 100 (Major)
Portarlington	Australia	Record daily precipitation	34.0 mm (1.3 in)	70 of 100 (Major)
Corop	Australia	Record daily precipitation	27.9 mm (1.1 in)	59 of 100 (Notable)
Werribee Post Office	Australia	Record daily precipitation	25.4 mm (1.0 in)	58 of 100 (Notable)
Wilby	Australia	Record daily precipitation	39.1 mm (1.5 in)	57 of 100 (Notable)
Deer Park	Australia	Record daily precipitation	27.9 mm (1.1 in)	57 of 100 (Notable)
Mickleham	Australia	Record daily precipitation	27.4 mm (1.1 in)	56 of 100 (Notable)
Somerton	Australia	Record daily precipitation	32.8 mm (1.3 in)	56 of 100 (Notable)
Werribee Research Farm	Australia	Record daily precipitation	33.5 mm (1.3 in)	56 of 100 (Notable)
Rochester	Australia	Record daily precipitation	26.4 mm (1.0 in)	54 of 100 (Notable)
Heathcote Junction	Australia	Record daily precipitation	38.1 mm (1.5 in)	54 of 100 (Notable)
Bonnie Doon Garage	Australia	Record daily precipitation	43.4 mm (1.7 in)	53 of 100 (Notable)
Rohtak	India	Record daily precipitation	89.0 mm (3.5 in)	53 of 100 (Notable)
Cheltenham Kingston Centre	Australia	Record daily precipitation	26.9 mm (1.1 in)	51 of 100 (Notable)
Coranderrk Badger Weir	Australia	Record daily precipitation	25.7 mm (1.0 in)	51 of 100 (Notable)
Willow Tree (Valais)	Australia	Record daily precipitation	37.3 mm (1.5 in)	50 of 100 (Notable)
Running Stream (Brooklyn)	Australia	Record daily precipitation	33.0 mm (1.3 in)	50 of 100 (Notable)
Sofala Old Post Office	Australia	Record daily precipitation	25.4 mm (1.0 in)	49 of 100 (Notable)
Burwood Boundary Road	Australia	Record daily precipitation	30.5 mm (1.2 in)	48 of 100 (Notable)
Canterbury	Australia	Record daily precipitation	26.9 mm (1.1 in)	48 of 100 (Notable)
Molesworth	Australia	Record daily precipitation	39.1 mm (1.5 in)	48 of 100 (Notable)
Conargo (Willurah)	Australia	Record daily precipitation	25.4 mm (1.0 in)	47 of 100 (Notable)
Colbinabbin	Australia	Record daily precipitation	29.0 mm (1.1 in)	46 of 100 (Notable)
Mansfield (Post Office)	Australia	Record daily precipitation	35.3 mm (1.4 in)	46 of 100 (Notable)
Yenda (Henry Street)	Australia	Record daily precipitation	25.9 mm (1.0 in)	45 of 100 (Notable)
Peechelba East	Australia	Record daily precipitation	43.9 mm (1.7 in)	45 of 100 (Notable)
Neerim South	Australia	Record daily precipitation	36.6 mm (1.4 in)	45 of 100 (Notable)
Wallan (Walnarring)	Australia	Record daily precipitation	25.7 mm (1.0 in)	45 of 100 (Notable)
Lichtentanne	Germany	Record low maximum temperature	13.7 C (56.7 F)	45 of 100 (Notable)
Oberon (Springbank)	Australia	Record daily precipitation	31.8 mm (1.3 in)	44 of 100 (Notable)
Wahgunyah	Australia	Record daily precipitation	35.8 mm (1.4 in)	44 of 100 (Notable)
Puri	India	Record daily precipitation	109.8 mm (4.3 in)	44 of 100 (Notable)
Wirrabara Forest	Australia	Record daily precipitation	30.2 mm (1.2 in)	43 of 100 (Notable)
Rowan (Connorton)	Australia	Record daily precipitation	35.6 mm (1.4 in)	43 of 100 (Notable)
Indigo	Australia	Record daily precipitation	31.5 mm (1.2 in)	43 of 100 (Notable)
Ravenshill	South Africa	Record daily precipitation	41.0 mm (1.6 in)	43 of 100 (Notable)
Blackville (Welton Dale)	Australia	Record daily precipitation	32.0 mm (1.3 in)	42 of 100 (Notable)
Bigga (Woolbrook)	Australia	Record daily precipitation	31.0 mm (1.2 in)	42 of 100 (Notable)
Woomargama Estate	Australia	Record daily precipitation	33.0 mm (1.3 in)	42 of 100 (Notable)
Ganmain Post Office	Australia	Record daily precipitation	28.2 mm (1.1 in)	42 of 100 (Notable)
Lang Lang	Australia	Record daily precipitation	25.1 mm (1.0 in)	42 of 100 (Notable)
Blackville (Krui Vale)	Australia	Record daily precipitation	36.3 mm (1.4 in)	41 of 100 (Notable)
Orange Post Office	Australia	Record daily precipitation	36.8 mm (1.4 in)	41 of 100 (Notable)
Darbys Falls (Riverslea)	Australia	Record daily precipitation	38.1 mm (1.5 in)	41 of 100 (Notable)
Moyhu	Australia	Record daily precipitation	38.4 mm (1.5 in)	41 of 100 (Notable)
Aberfeldy	Australia	Record daily precipitation	29.2 mm (1.1 in)	41 of 100 (Notable)
Ilford (Tara)	Australia	Record daily precipitation	33.0 mm (1.3 in)	40 of 100 (Notable)
Wagga Wagga Agricultural Insti	Australia	Record daily precipitation	32.5 mm (1.3 in)	40 of 100 (Notable)
Mooroopna	Australia	Record daily precipitation	30.5 mm (1.2 in)	40 of 100 (Notable)
Chhibramau	India	Record daily precipitation	112.3 mm (4.4 in)	40 of 100 (Notable)
Ghazipur	India	Record daily precipitation	174.5 mm (6.9 in)	40 of 100 (Notable)
Lincoln 1 SE	United States	Record daily precipitation	55.1 mm (2.2 in)	40 of 100 (Notable)
Orange 3	Australia	Record daily precipitation	40.4 mm (1.6 in)	39 of 100 (Notable)
Jerilderie Treatment Works	Australia	Record daily precipitation	27.4 mm (1.1 in)	39 of 100 (Notable)
Lardner (Brandie Braes)	Australia	Record daily precipitation	27.4 mm (1.1 in)	39 of 100 (Notable)
Punahana	India	Record daily precipitation	116.8 mm (4.6 in)	39 of 100 (Notable)
Krasnyj Chikoj	Russia	Record daily precipitation	47.7 mm (1.9 in)	39 of 100 (Notable)
Wattle Flat General Store	Australia	Record daily precipitation	31.0 mm (1.2 in)	38 of 100 (Notable)
Tarcutta (Wollumbi)	Australia	Record daily precipitation	30.5 mm (1.2 in)	38 of 100 (Notable)
Yarrawonga Post Office	Australia	Record daily precipitation	39.6 mm (1.6 in)	38 of 100 (Notable)

Counts by Type and Timescale

998 records

Records set or tied on 17 August 1961 by type: Highest daily maximum 24, Lowest daily maximum 68, Highest daily minimum 112, Lowest daily minimum 153, Heaviest daily rainfall 641.

Records on 17 August 1961 by type
Record type	Records
Highest daily maximum	24
Lowest daily maximum	68
Highest daily minimum	112
Lowest daily minimum	153
Heaviest daily rainfall	641
Heaviest daily snowfall	0
Deepest snow cover	0

Records on 17 August 1961 by timescale: all-time 0, monthly 10, daily 988.

How Much Records Were Beaten By

873 broken records

Margins by which the 873 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 66.9. Ties are not counted.

Top 20 by Significance

17 August 1961

Top 20 records on 17 August 1961 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
17 August 1961	Mornington, AU	daily rain	30.0 mm (1.2 in)	18.1 mm (0.7 in)	87 years	73 of 100 (Major)
17 August 1961	Portarlington, AU	daily rain	34.0 mm (1.3 in)	20.3 mm (0.8 in)	76 years	70 of 100 (Major)
17 August 1961	Corop, AU	daily rain	27.9 mm (1.1 in)	21.8 mm (0.9 in)	55 years	59 of 100 (Notable)
17 August 1961	Werribee Post Office, AU	daily rain	25.4 mm (1.0 in)	17.8 mm (0.7 in)	40 years	58 of 100 (Notable)
17 August 1961	Wilby, AU	daily rain	39.1 mm (1.5 in)	25.6 mm (1.0 in)	40 years	57 of 100 (Notable)
17 August 1961	Deer Park, AU	daily rain	27.9 mm (1.1 in)	20.3 mm (0.8 in)	40 years	57 of 100 (Notable)
17 August 1961	Mickleham, AU	daily rain	27.4 mm (1.1 in)	20.5 mm (0.8 in)	55 years	56 of 100 (Notable)
17 August 1961	Somerton, AU	daily rain	32.8 mm (1.3 in)	22.6 mm (0.9 in)	39 years	56 of 100 (Notable)
17 August 1961	Werribee Research Farm, AU	daily rain	33.5 mm (1.3 in)	26.1 mm (1.0 in)	40 years	56 of 100 (Notable)
17 August 1961	Rochester, AU	daily rain	26.4 mm (1.0 in)	19.5 mm (0.8 in)	39 years	54 of 100 (Notable)
17 August 1961	Heathcote Junction, AU	daily rain	38.1 mm (1.5 in)	32.0 mm (1.3 in)	38 years	54 of 100 (Notable)
17 August 1961	Bonnie Doon Garage, AU	daily rain	43.4 mm (1.7 in)	26.4 mm (1.0 in)	24 years	53 of 100 (Notable)
17 August 1961	Rohtak, IN	daily rain	89.0 mm (3.5 in)	66.9 mm (2.6 in)	35 years	53 of 100 (Notable)
17 August 1961	Cheltenham Kingston Centre, AU	daily rain	26.9 mm (1.1 in)	20.3 mm (0.8 in)	24 years	51 of 100 (Notable)
17 August 1961	Coranderrk Badger Weir, AU	daily rain	25.7 mm (1.0 in)	15.0 mm (0.6 in)	63 years	51 of 100 (Notable)
17 August 1961	Willow Tree (Valais), AU	daily rain	37.3 mm (1.5 in)	25.9 mm (1.0 in)	60 years	50 of 100 (Notable)
17 August 1961	Running Stream (Brooklyn), AU	daily rain	33.0 mm (1.3 in)	20.8 mm (0.8 in)	60 years	50 of 100 (Notable)
17 August 1961	Sofala Old Post Office, AU	daily rain	25.4 mm (1.0 in)	15.7 mm (0.6 in)	60 years	49 of 100 (Notable)
17 August 1961	Burwood Boundary Road, AU	daily rain	30.5 mm (1.2 in)	24.9 mm (1.0 in)	16 years	48 of 100 (Notable)
17 August 1961	Canterbury, AU	daily rain	26.9 mm (1.1 in)	14.5 mm (0.6 in)	40 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 1961

Records set or tied on this calendar date in each year from 1797 to 1961. 1961 had 998 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 1961-08-17: 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 10	669
10 to 20	156
20 to 30	31
30 to 40	5
40 to 50	5
50 to 60	3
60 to 70	4