Weather Records on 18 August 1947

958 weather records were set or tied worldwide on 18 August 1947. Highest significance: Beechal, AU.

Key Facts for 18 August 1947

On 18 August 1947, 958 weather records were set or tied at long-record stations worldwide.
439 were record highs and 58 were record lows, counting maximum and minimum temperature.
By timescale, 2 were all-time records, 72 monthly and 884 daily.
Beechal set a daily record precipitation of 35.1 mm (1.4 in) on 18 August 1947.
Across 171 earlier years (1797 to 2026) the same calendar date averaged 438 records.

Record Map

958 stations

958 station records on 18 August 1947 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 18 August 1947: highest significance records shown on the map
Station	Country	Type	Value	Significance
Beechal	Australia	Record daily precipitation	35.1 mm (1.4 in)	67 of 100 (Major)
Winton Post Office	Australia	Record daily precipitation	45.5 mm (1.8 in)	64 of 100 (Major)
McKinlay Roadhouse	Australia	Record daily precipitation	43.4 mm (1.7 in)	63 of 100 (Major)
Ruthven	Australia	Record daily precipitation	61.5 mm (2.4 in)	63 of 100 (Major)
Corinda	Australia	Record daily precipitation	75.4 mm (3.0 in)	62 of 100 (Major)
Isisford Post Office	Australia	Record daily precipitation	47.0 mm (1.9 in)	62 of 100 (Major)
Katandra	Australia	Record daily precipitation	61.0 mm (2.4 in)	62 of 100 (Major)
Muttaburra	Australia	Record daily precipitation	70.1 mm (2.8 in)	60 of 100 (Major)
Llanrheidol Station	Australia	Record daily precipitation	37.6 mm (1.5 in)	60 of 100 (Major)
Malboona	Australia	Record daily precipitation	61.7 mm (2.4 in)	60 of 100 (Major)
Norley Station	Australia	Record daily precipitation	25.7 mm (1.0 in)	60 of 100 (Major)
Thylungra Station	Australia	Record daily precipitation	38.6 mm (1.5 in)	60 of 100 (Major)
Toolebuc	Australia	Record daily precipitation	67.3 mm (2.6 in)	59 of 100 (Notable)
Bindango	Australia	Record daily precipitation	35.8 mm (1.4 in)	59 of 100 (Notable)
Bowen Downs	Australia	Record daily precipitation	76.2 mm (3.0 in)	58 of 100 (Notable)
Cork Station	Australia	Record daily precipitation	39.9 mm (1.6 in)	58 of 100 (Notable)
Melrose	Australia	Record daily precipitation	41.4 mm (1.6 in)	58 of 100 (Notable)
Tangorin	Australia	Record daily precipitation	71.1 mm (2.8 in)	57 of 100 (Notable)
Lucknow Station	Australia	Record daily precipitation	57.2 mm (2.3 in)	57 of 100 (Notable)
Longreach Post Office	Australia	Record daily precipitation	56.4 mm (2.2 in)	55 of 100 (Notable)
Langmorn	Australia	Record daily precipitation	38.9 mm (1.5 in)	55 of 100 (Notable)
Bunghill Tank	Australia	Record daily precipitation	31.2 mm (1.2 in)	55 of 100 (Notable)
Chikhli	India	Record daily precipitation	83.3 mm (3.3 in)	53 of 100 (Notable)
Surgut	Russia	Record daily precipitation	36.6 mm (1.4 in)	53 of 100 (Notable)
Terrick Terrick Stud	Australia	Record daily precipitation	35.1 mm (1.4 in)	51 of 100 (Notable)
Kynnersley	Australia	Record daily precipitation	26.4 mm (1.0 in)	51 of 100 (Notable)
Hungerford	Australia	Record daily precipitation	26.4 mm (1.0 in)	51 of 100 (Notable)
Bhatkal	India	Record daily precipitation	185.9 mm (7.3 in)	51 of 100 (Notable)
Kinston 7 SE	United States	Record daily precipitation	87.1 mm (3.4 in)	51 of 100 (Notable)
Albilbah	Australia	Record daily precipitation	50.0 mm (2.0 in)	50 of 100 (Notable)
Hamilton Downs	Australia	Record daily precipitation	41.9 mm (1.6 in)	50 of 100 (Notable)
Glenbervie Station	Australia	Record daily precipitation	43.4 mm (1.7 in)	49 of 100 (Notable)
Windorah Post Office	Australia	Record daily precipitation	35.8 mm (1.4 in)	49 of 100 (Notable)
Jericho Store	Australia	Record daily precipitation	62.5 mm (2.5 in)	48 of 100 (Notable)
Bourke Post Office	Australia	Record daily precipitation	26.7 mm (1.1 in)	48 of 100 (Notable)
Bogantungan Post Office	Australia	Record daily precipitation	31.8 mm (1.3 in)	47 of 100 (Notable)
Uanda	Australia	Record daily precipitation	49.0 mm (1.9 in)	47 of 100 (Notable)
Glenlyon Station	Australia	Record daily precipitation	50.8 mm (2.0 in)	47 of 100 (Notable)
Bulgroo Station	Australia	Record daily precipitation	26.9 mm (1.1 in)	47 of 100 (Notable)
Emmet Downs	Australia	Record daily precipitation	35.1 mm (1.4 in)	46 of 100 (Notable)
Ayrshire Downs	Australia	Record daily precipitation	40.1 mm (1.6 in)	46 of 100 (Notable)
Bulloo Downs	Australia	Record daily precipitation	34.3 mm (1.4 in)	46 of 100 (Notable)
Tibooburra (Olive Downs)	Australia	Record daily precipitation	43.9 mm (1.7 in)	46 of 100 (Notable)
Strathdarr	Australia	Record daily precipitation	57.2 mm (2.3 in)	45 of 100 (Notable)
Durham Downs	Australia	Record daily precipitation	26.7 mm (1.1 in)	45 of 100 (Notable)
Kyabra	Australia	Record daily precipitation	71.9 mm (2.8 in)	45 of 100 (Notable)
Lila Lower	Australia	Record daily precipitation	29.0 mm (1.1 in)	45 of 100 (Notable)
Surbiton Station	Australia	Record daily precipitation	44.2 mm (1.7 in)	44 of 100 (Notable)
Bierbank	Australia	Record daily precipitation	27.2 mm (1.1 in)	44 of 100 (Notable)
Armagh	United Kingdom	Record high maximum temperature	24.7 C (76.5 F)	44 of 100 (Notable)
Cameron Downs	Australia	Record daily precipitation	48.3 mm (1.9 in)	43 of 100 (Notable)
Tiree	Australia	Record daily precipitation	41.9 mm (1.6 in)	43 of 100 (Notable)
Evora Station	Australia	Record daily precipitation	50.8 mm (2.0 in)	43 of 100 (Notable)
Parvatipur	India	Record daily precipitation	133.9 mm (5.3 in)	43 of 100 (Notable)
Barcaldine Post Office	Australia	Record daily precipitation	55.6 mm (2.2 in)	42 of 100 (Notable)
Jundah Post Office	Australia	Record daily precipitation	43.9 mm (1.7 in)	42 of 100 (Notable)
Cowley Station	Australia	Record daily precipitation	39.6 mm (1.6 in)	42 of 100 (Notable)
Prathipadu	India	Record daily precipitation	156.2 mm (6.1 in)	42 of 100 (Notable)
Cloncurry McIllwraith St	Australia	Record daily precipitation	61.0 mm (2.4 in)	41 of 100 (Notable)
Holmleigh	Australia	Record daily precipitation	44.5 mm (1.8 in)	41 of 100 (Notable)

Counts by Type and Timescale

958 records

Records set or tied on 18 August 1947 by type: Highest daily maximum 150, Lowest daily maximum 29, Highest daily minimum 289, Lowest daily minimum 29, Heaviest daily rainfall 461.

Records on 18 August 1947 by type
Record type	Records
Highest daily maximum	150
Lowest daily maximum	29
Highest daily minimum	289
Lowest daily minimum	29
Heaviest daily rainfall	461
Heaviest daily snowfall	0
Deepest snow cover	0

Records on 18 August 1947 by timescale: all-time 2, monthly 72, daily 884.

How Much Records Were Beaten By

809 broken records

Margins by which the 809 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 127.0. Ties are not counted.

Top 20 by Significance

18 August 1947

Top 20 records on 18 August 1947 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
18 August 1947	Beechal, AU	daily rain	35.1 mm (1.4 in)	35.1 mm (1.4 in)	71 years	67 of 100 (Major)
18 August 1947	Winton Post Office, AU	monthly rain	45.5 mm (1.8 in)	21.4 mm (0.8 in)	29 years	64 of 100 (Major)
18 August 1947	McKinlay Roadhouse, AU	daily rain	43.4 mm (1.7 in)	43.4 mm (1.7 in)	59 years	63 of 100 (Major)
18 August 1947	Ruthven, AU	daily rain	61.5 mm (2.4 in)	61.5 mm (2.4 in)	58 years	63 of 100 (Major)
18 August 1947	Corinda, AU	monthly rain	75.4 mm (3.0 in)	45.9 mm (1.8 in)	26 years	62 of 100 (Major)
18 August 1947	Isisford Post Office, AU	daily rain	47.0 mm (1.9 in)	43.7 mm (1.7 in)	53 years	62 of 100 (Major)
18 August 1947	Katandra, AU	monthly rain	61.0 mm (2.4 in)	44.5 mm (1.8 in)	22 years	62 of 100 (Major)
18 August 1947	Muttaburra, AU	monthly rain	70.1 mm (2.8 in)	31.0 mm (1.2 in)	22 years	60 of 100 (Major)
18 August 1947	Llanrheidol Station, AU	daily rain	37.6 mm (1.5 in)	37.6 mm (1.5 in)	58 years	60 of 100 (Major)
18 August 1947	Malboona, AU	monthly rain	61.7 mm (2.4 in)	46.5 mm (1.8 in)	22 years	60 of 100 (Major)
18 August 1947	Norley Station, AU	daily rain	25.7 mm (1.0 in)	25.7 mm (1.0 in)	66 years	60 of 100 (Major)
18 August 1947	Thylungra Station, AU	daily rain	38.6 mm (1.5 in)	38.6 mm (1.5 in)	51 years	60 of 100 (Major)
18 August 1947	Toolebuc, AU	monthly rain	67.3 mm (2.6 in)	55.9 mm (2.2 in)	22 years	59 of 100 (Notable)
18 August 1947	Bindango, AU	daily rain	35.8 mm (1.4 in)	35.3 mm (1.4 in)	45 years	59 of 100 (Notable)
18 August 1947	Bowen Downs, AU	monthly rain	76.2 mm (3.0 in)	33.3 mm (1.3 in)	6 years	58 of 100 (Notable)
18 August 1947	Cork Station, AU	daily rain	39.9 mm (1.6 in)	36.6 mm (1.4 in)	53 years	58 of 100 (Notable)
18 August 1947	Melrose, AU	monthly rain	41.4 mm (1.6 in)	19.8 mm (0.8 in)	22 years	58 of 100 (Notable)
18 August 1947	Tangorin, AU	monthly rain	71.1 mm (2.8 in)	43.4 mm (1.7 in)	6 years	57 of 100 (Notable)
18 August 1947	Lucknow Station, AU	monthly rain	57.2 mm (2.3 in)	44.5 mm (1.8 in)	8 years	57 of 100 (Notable)
18 August 1947	Longreach Post Office, AU	monthly rain	56.4 mm (2.2 in)	22.1 mm (0.9 in)	22 years	55 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 1947

Records set or tied on this calendar date in each year from 1797 to 1947. 1947 had 958 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 1947-08-18: 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 2026-10-15. Last revised 15 October 2026 (2026-10-15).

Margin	Records
0 to 20	708
20 to 40	67
40 to 60	28
60 to 80	3
80 to 100	2
100 to 120	0
120 to 140	1