Weather Records on 11 August 1952

417 weather records were set or tied worldwide on 11 August 1952. Highest significance: Cape Otway Lighthouse, AU.

Key Facts for 11 August 1952

On 11 August 1952, 417 weather records were set or tied at long-record stations worldwide.
105 were record highs and 139 were record lows, counting maximum and minimum temperature.
By timescale, 2 were all-time records, 9 monthly and 406 daily.
Cape Otway Lighthouse set a daily record precipitation of 33.5 mm (1.3 in) on 11 August 1952.
Across 161 earlier years (1793 to 2026) the same calendar date averaged 461 records.

Record Map

417 stations

417 station records on 11 August 1952 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 11 August 1952: highest significance records shown on the map
Station	Country	Type	Value	Significance
Cape Otway Lighthouse	Australia	Record daily precipitation	33.5 mm (1.3 in)	61 of 100 (Major)
Rimrock Tieton Dam	United States	Record daily precipitation	37.8 mm (1.5 in)	61 of 100 (Major)
Chapman	United States	Record daily precipitation	95.3 mm (3.8 in)	56 of 100 (Notable)
Second Valley (Spring Grove)	Australia	Record daily precipitation	41.7 mm (1.6 in)	54 of 100 (Notable)
Cape Nelson Lighthouse Compari	Australia	Record daily precipitation	38.6 mm (1.5 in)	53 of 100 (Notable)
Bumping Lake	United States	Record daily precipitation	40.6 mm (1.6 in)	53 of 100 (Notable)
Lismore (Post Office)	Australia	Record daily precipitation	30.0 mm (1.2 in)	52 of 100 (Notable)
Portland	Australia	Record daily precipitation	34.5 mm (1.4 in)	52 of 100 (Notable)
Lincoln 1 SE	United States	Record daily precipitation	76.5 mm (3.0 in)	52 of 100 (Notable)
Peterborough	Australia	Record daily precipitation	41.9 mm (1.6 in)	48 of 100 (Notable)
Woolsthorpe	Australia	Record daily precipitation	30.7 mm (1.2 in)	47 of 100 (Notable)
Marre-Sale	Russia	Record daily precipitation	28.0 mm (1.1 in)	47 of 100 (Notable)
Bloomfield	United States	Record daily precipitation	71.4 mm (2.8 in)	46 of 100 (Notable)
Merino	Australia	Record daily precipitation	29.2 mm (1.1 in)	45 of 100 (Notable)
Birregurra (Post Office)	Australia	Record daily precipitation	28.4 mm (1.1 in)	44 of 100 (Notable)
Cairo 3N	United States	Record daily precipitation	143.8 mm (5.7 in)	43 of 100 (Notable)
Drobeta Turnu Severin	Romania	Record high minimum temperature	25.6 C (78.1 F)	42 of 100 (Notable)
Chapple Vale	Australia	Record daily precipitation	40.9 mm (1.6 in)	40 of 100 (Notable)
Derrinallum (Craigmore)	Australia	Record daily precipitation	28.2 mm (1.1 in)	39 of 100 (Notable)
Warrion	Australia	Record daily precipitation	26.9 mm (1.1 in)	39 of 100 (Notable)
Guerrero (Smn)	Mexico	Record daily precipitation	39.1 mm (1.5 in)	39 of 100 (Notable)
Port Campbell (Waare)	Australia	Record daily precipitation	31.8 mm (1.3 in)	38 of 100 (Notable)
Branxholme (Bassett)	Australia	Record daily precipitation	31.8 mm (1.3 in)	36 of 100 (Notable)
Abilene	United States	Record daily precipitation	87.1 mm (3.4 in)	36 of 100 (Notable)
Warrensburg 4NW	United States	Record daily precipitation	75.7 mm (3.0 in)	36 of 100 (Notable)
Princetown	Australia	Record daily precipitation	39.4 mm (1.6 in)	35 of 100 (Notable)
Sonahatu	India	Record daily precipitation	78.7 mm (3.1 in)	35 of 100 (Notable)
Eldon	United States	Record daily precipitation	60.5 mm (2.4 in)	35 of 100 (Notable)
Poltava	Ukraine	Record daily precipitation	27.4 mm (1.1 in)	34 of 100 (Routine)
Monmouth	United States	Record daily precipitation	67.3 mm (2.6 in)	34 of 100 (Routine)
Willsons River	Australia	Record daily precipitation	25.4 mm (1.0 in)	33 of 100 (Routine)
Kalangadoo	Australia	Record daily precipitation	26.9 mm (1.1 in)	33 of 100 (Routine)
Johanna Glen	Australia	Record daily precipitation	41.1 mm (1.6 in)	33 of 100 (Routine)
Lavers Hill	Australia	Record daily precipitation	48.3 mm (1.9 in)	33 of 100 (Routine)
Barambah	Australia	Record daily precipitation	37.3 mm (1.5 in)	31 of 100 (Routine)
Tyrendarra (Ellangowan)	Australia	Record daily precipitation	26.7 mm (1.1 in)	31 of 100 (Routine)
Maatsuyker Island Lighthouse	Australia	Record daily precipitation	29.0 mm (1.1 in)	31 of 100 (Routine)
Burlington Muni AP	United States	Record daily precipitation	59.4 mm (2.3 in)	31 of 100 (Routine)
Cape Otway Lighthouse	Australia	Record low maximum temperature	9.4 C (48.9 F)	30 of 100 (Routine)
Weeaproinah	Australia	Record daily precipitation	50.8 mm (2.0 in)	30 of 100 (Routine)
Perkins	Canada	Record daily precipitation	65.8 mm (2.6 in)	30 of 100 (Routine)
Gellibrand River West	Australia	Record daily precipitation	30.2 mm (1.2 in)	29 of 100 (Routine)
Mayhill Rs	United States	Record daily precipitation	46.7 mm (1.8 in)	29 of 100 (Routine)
Port Campbell Post Office	Australia	Record daily precipitation	30.5 mm (1.2 in)	28 of 100 (Routine)
Barrage Temiscamingue	Canada	Record daily precipitation	35.1 mm (1.4 in)	28 of 100 (Routine)
Baghpat Sr	India	Record daily precipitation	78.7 mm (3.1 in)	28 of 100 (Routine)
Osage City	United States	Record daily precipitation	38.9 mm (1.5 in)	28 of 100 (Routine)
Talcher	India	Record daily precipitation	110.7 mm (4.4 in)	27 of 100 (Routine)
Aligarh	India	Record daily precipitation	224.3 mm (8.8 in)	26 of 100 (Routine)
Feodosiia	Ukraine	Record high minimum temperature	25.1 C (77.2 F)	26 of 100 (Routine)
Lamar	United States	Record low maximum temperature	22.8 C (73.0 F)	26 of 100 (Routine)
Charleston	United States	Record daily precipitation	33.5 mm (1.3 in)	26 of 100 (Routine)
Jordan	United States	Record low minimum temperature	1.7 C (35.1 F)	26 of 100 (Routine)
Bowman	United States	Record low minimum temperature	1.7 C (35.1 F)	26 of 100 (Routine)
S Bend AP	United States	Record low maximum temperature	19.4 C (66.9 F)	26 of 100 (Routine)
Keremeos	Canada	Record high minimum temperature	18.9 C (66.0 F)	25 of 100 (Routine)
Siljansfors	Sweden	Record daily precipitation	27.2 mm (1.1 in)	25 of 100 (Routine)
Mena	United States	Record high minimum temperature	25.0 C (77.0 F)	25 of 100 (Routine)
Inverness 3 SE	United States	Record high minimum temperature	23.9 C (75.0 F)	25 of 100 (Routine)
Colby	United States	Record low maximum temperature	20.6 C (69.1 F)	25 of 100 (Routine)

Counts by Type and Timescale

417 records

Records set or tied on 11 August 1952 by type: Highest daily maximum 26, Lowest daily maximum 84, Highest daily minimum 79, Lowest daily minimum 55, Heaviest daily rainfall 173.

Records on 11 August 1952 by type
Record type	Records
Highest daily maximum	26
Lowest daily maximum	84
Highest daily minimum	79
Lowest daily minimum	55
Heaviest daily rainfall	173
Heaviest daily snowfall	0
Deepest snow cover	0

Records on 11 August 1952 by timescale: all-time 2, monthly 9, daily 406.

How Much Records Were Beaten By

307 broken records

Margins by which the 307 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 71.9. Ties are not counted.

Top 20 by Significance

11 August 1952

Top 20 records on 11 August 1952 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
11 August 1952	Cape Otway Lighthouse, AU	daily rain	33.5 mm (1.3 in)	16.5 mm (0.6 in)	71 years	61 of 100 (Major)
11 August 1952	Rimrock Tieton Dam, US	monthly rain	37.8 mm (1.5 in)	16.7 mm (0.7 in)	31 years	61 of 100 (Major)
11 August 1952	Chapman, US	daily rain	95.3 mm (3.8 in)	71.9 mm (2.8 in)	44 years	56 of 100 (Notable)
11 August 1952	Second Valley (Spring Grove), AU	daily rain	41.7 mm (1.6 in)	22.1 mm (0.9 in)	49 years	54 of 100 (Notable)
11 August 1952	Cape Nelson Lighthouse Compari, AU	daily rain	38.6 mm (1.5 in)	25.9 mm (1.0 in)	32 years	53 of 100 (Notable)
11 August 1952	Bumping Lake, US	daily rain	40.6 mm (1.6 in)	32.0 mm (1.3 in)	30 years	53 of 100 (Notable)
11 August 1952	Lismore (Post Office), AU	daily rain	30.0 mm (1.2 in)	21.4 mm (0.8 in)	32 years	52 of 100 (Notable)
11 August 1952	Portland, AU	daily rain	34.5 mm (1.4 in)	13.7 mm (0.5 in)	66 years	52 of 100 (Notable)
11 August 1952	Lincoln 1 SE, US	daily rain	76.5 mm (3.0 in)	71.4 mm (2.8 in)	28 years	52 of 100 (Notable)
11 August 1952	Peterborough, AU	daily rain	41.9 mm (1.6 in)	25.9 mm (1.0 in)	13 years	48 of 100 (Notable)
11 August 1952	Woolsthorpe, AU	daily rain	30.7 mm (1.2 in)	14.7 mm (0.6 in)	32 years	47 of 100 (Notable)
11 August 1952	Marre-Sale, RU	daily rain	28.0 mm (1.1 in)	15.2 mm (0.6 in)	29 years	47 of 100 (Notable)
11 August 1952	Bloomfield, US	daily rain	71.4 mm (2.8 in)	44.5 mm (1.8 in)	36 years	46 of 100 (Notable)
11 August 1952	Merino, AU	daily rain	29.2 mm (1.1 in)	15.5 mm (0.6 in)	37 years	45 of 100 (Notable)
11 August 1952	Birregurra (Post Office), AU	daily rain	28.4 mm (1.1 in)	16.5 mm (0.6 in)	32 years	44 of 100 (Notable)
11 August 1952	Cairo 3N, US	monthly rain	143.8 mm (5.7 in)	31.8 mm (1.3 in)	25 years	43 of 100 (Notable)
11 August 1952	Drobeta Turnu Severin, RO	all-time high min	25.6 C (78.1 F)	0.3 C (0.5 F)	54 years	42 of 100 (Notable)
11 August 1952	Chapple Vale, AU	daily rain	40.9 mm (1.6 in)	21.1 mm (0.8 in)	22 years	40 of 100 (Notable)
11 August 1952	Derrinallum (Craigmore), AU	daily rain	28.2 mm (1.1 in)	11.2 mm (0.4 in)	35 years	39 of 100 (Notable)
11 August 1952	Warrion, AU	daily rain	26.9 mm (1.1 in)	11.2 mm (0.4 in)	35 years	39 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

1793 to 1952

Records set or tied on this calendar date in each year from 1793 to 1952. 1952 had 417 records.

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

Records on 08-11 in each year
Year	Records
1793	1
1796	1
1811	1
1815	2
1838	1
1839	1
1841	1
1851	1
1855	1
1858	1
1861	2
1862	1
1863	1
1864	6
1865	1
1866	6
1869	4
1871	1
1875	1
1879	2
1881	1
1883	1
1885	1
1888	1
1889	4
1890	4
1891	1
1892	4
1893	1
1894	1
1895	2
1896	5
1897	3
1898	2
1899	3
1900	4
1901	4
1902	13
1903	12
1904	19
1905	9
1906	6
1907	8
1908	10
1909	41
1910	9
1911	24
1912	46
1913	43
1914	26
1915	27
1916	64
1917	217
1918	29
1919	18
1920	54
1921	201
1922	98
1923	80
1924	149
1925	219
1926	140
1927	190
1928	174
1929	354
1930	471
1931	453
1932	281
1933	416
1934	620
1935	499
1936	541
1937	356
1938	315
1939	389
1940	359
1941	807
1942	390
1943	345
1944	936
1945	401
1946	419
1947	709
1948	306
1949	471
1950	320
1951	296
1952	417
1953	283
1954	536
1955	319
1956	457
1957	305
1958	494
1959	337
1960	461
1961	429
1962	662
1963	493
1964	677
1965	793
1966	1,037
1967	1,071
1968	619
1969	533
1970	526
1971	711
1972	823
1973	451
1974	596
1975	753
1976	529
1977	845
1978	433
1979	797
1980	929
1981	645
1982	1,232
1983	1,095
1984	822
1985	804
1986	563
1987	885
1988	1,119
1989	983
1990	760
1991	822
1992	928
1993	840
1994	1,173
1995	1,324
1996	1,147
1997	1,512
1998	1,232
1999	1,152
2000	924
2001	811
2002	1,152
2003	1,601
2004	1,478
2005	1,031
2006	896
2007	1,428
2008	945
2009	836
2010	2,289
2011	1,106
2012	953
2013	470
2014	556
2015	696
2016	1,340
2017	619
2018	861
2019	758
2020	688
2021	834
2022	661
2023	757
2024	643
2025	722
2026	765

Download the Data

Data for records on 1952-08-11: 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 10	241
10 to 20	37
20 to 30	18
30 to 40	6
40 to 50	3
50 to 60	0
60 to 70	0
70 to 80	2