Weather Records on 11 August 1956

457 weather records were set or tied worldwide on 11 August 1956. Highest significance: Princesa Isabel, BR.

Key Facts for 11 August 1956

On 11 August 1956, 457 weather records were set or tied at long-record stations worldwide.
89 were record highs and 84 were record lows, counting maximum and minimum temperature.
By timescale, 1 were all-time records, 12 monthly and 444 daily.
Princesa Isabel set a daily record precipitation of 25.0 mm (1.0 in) on 11 August 1956.
Across 161 earlier years (1793 to 2026) the same calendar date averaged 461 records.

Record Map

457 stations

457 station records on 11 August 1956 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 11 August 1956: highest significance records shown on the map
Station	Country	Type	Value	Significance
Princesa Isabel	Brazil	Record daily precipitation	25.0 mm (1.0 in)	48 of 100 (Notable)
Lammermoor Station	Australia	Record daily precipitation	27.7 mm (1.1 in)	47 of 100 (Notable)
Lagarto	Brazil	Record daily precipitation	45.9 mm (1.8 in)	47 of 100 (Notable)
Maria Island (Darlington)	Australia	Record daily precipitation	34.0 mm (1.3 in)	46 of 100 (Notable)
Estancia	Brazil	Record daily precipitation	58.6 mm (2.3 in)	46 of 100 (Notable)
McKinley Park	United States	Record daily precipitation	44.5 mm (1.8 in)	46 of 100 (Notable)
Balfes Creek Post Office	Australia	Record daily precipitation	27.9 mm (1.1 in)	45 of 100 (Notable)
Escada	Brazil	Record daily precipitation	37.9 mm (1.5 in)	45 of 100 (Notable)
Borroloola	Australia	Record daily precipitation	26.7 mm (1.1 in)	43 of 100 (Notable)
Robeville	Australia	Record daily precipitation	25.7 mm (1.0 in)	43 of 100 (Notable)
Pianco	Brazil	Record daily precipitation	25.5 mm (1.0 in)	42 of 100 (Notable)
Quixeramobim	Brazil	Record daily precipitation	26.0 mm (1.0 in)	42 of 100 (Notable)
Uniao Dos Palmares	Brazil	Record daily precipitation	35.0 mm (1.4 in)	42 of 100 (Notable)
Oksoey Fyr	Norway	Record daily precipitation	34.5 mm (1.4 in)	42 of 100 (Notable)
Vicosa	Brazil	Record daily precipitation	52.5 mm (2.1 in)	41 of 100 (Notable)
Nossa Senhora Das Dores	Brazil	Record daily precipitation	40.2 mm (1.6 in)	41 of 100 (Notable)
Sassafras Post Office	Australia	Record daily precipitation	45.2 mm (1.8 in)	40 of 100 (Notable)
Quebrangulo	Brazil	Record daily precipitation	57.3 mm (2.3 in)	40 of 100 (Notable)
Aquidaba	Brazil	Record daily precipitation	37.0 mm (1.5 in)	40 of 100 (Notable)
Barwon Heads (Jirrahlinga)	Australia	Record daily precipitation	27.4 mm (1.1 in)	39 of 100 (Notable)
Idar	India	Record daily precipitation	149.9 mm (5.9 in)	38 of 100 (Notable)
Dawson	Canada	Record high minimum temperature	16.7 C (62.1 F)	37 of 100 (Notable)
Mestad I Oddernes	Norway	Record daily precipitation	73.2 mm (2.9 in)	37 of 100 (Notable)
Trafalgar Station	Australia	Record daily precipitation	27.9 mm (1.1 in)	36 of 100 (Notable)
Poco Das Trincheiras	Brazil	Record daily precipitation	42.1 mm (1.7 in)	36 of 100 (Notable)
Nikolskoye/Beringa Ostrov	Russia	Record daily precipitation	27.2 mm (1.1 in)	36 of 100 (Notable)
Coranderrk Badger Weir	Australia	Record daily precipitation	25.4 mm (1.0 in)	35 of 100 (Notable)
Palmeiro Dos Indios	Brazil	Record daily precipitation	41.2 mm (1.6 in)	34 of 100 (Routine)
Helwan (Cairo)	Egypt	Record high minimum temperature	27.0 C (80.6 F)	34 of 100 (Routine)
Thalli	India	Record daily precipitation	55.9 mm (2.2 in)	33 of 100 (Routine)
Narre Warren North (Narre Warr	Australia	Record daily precipitation	29.2 mm (1.1 in)	32 of 100 (Routine)
Lunawanna	Australia	Record daily precipitation	26.9 mm (1.1 in)	32 of 100 (Routine)
Liepaja	Latvia	Record low minimum temperature	7.0 C (44.6 F)	31 of 100 (Routine)
Bjuraker	Sweden	Record low minimum temperature	3.0 C (37.4 F)	31 of 100 (Routine)
Ellsworth	United States	Record daily precipitation	57.7 mm (2.3 in)	31 of 100 (Routine)
Windsor	Australia	Record daily precipitation	26.7 mm (1.1 in)	30 of 100 (Routine)
Jindivick	Australia	Record daily precipitation	35.6 mm (1.4 in)	30 of 100 (Routine)
Woori Yallock	Australia	Record daily precipitation	26.2 mm (1.0 in)	30 of 100 (Routine)
Annex Creek	United States	Record low minimum temperature	2.2 C (36.0 F)	30 of 100 (Routine)
Lardner (Brandie Braes)	Australia	Record daily precipitation	30.7 mm (1.2 in)	29 of 100 (Routine)
Itabaianinha	Brazil	Record daily precipitation	60.0 mm (2.4 in)	29 of 100 (Routine)
Longwarry	Australia	Record daily precipitation	29.5 mm (1.2 in)	28 of 100 (Routine)
Vestervig	Denmark	Record low minimum temperature	7.9 C (46.2 F)	28 of 100 (Routine)
Pathankot	India	Record daily precipitation	105.2 mm (4.1 in)	28 of 100 (Routine)
Ranike	India	Record daily precipitation	48.3 mm (1.9 in)	28 of 100 (Routine)
Chita	Russia	Record low minimum temperature	3.6 C (38.5 F)	28 of 100 (Routine)
Skara 1	Sweden	Record low minimum temperature	0.6 C (33.1 F)	28 of 100 (Routine)
Oneonta	United States	Record high maximum temperature	39.4 C (102.9 F)	28 of 100 (Routine)
Abilene	United States	Record low maximum temperature	25.0 C (77.0 F)	27 of 100 (Routine)
El-Golea	Algeria	Record low minimum temperature	19.3 C (66.7 F)	26 of 100 (Routine)
Anadia	Brazil	Record daily precipitation	48.2 mm (1.9 in)	26 of 100 (Routine)
Safford	United States	Record high maximum temperature	40.6 C (105.1 F)	26 of 100 (Routine)
Cheraw	United States	Record daily precipitation	47.0 mm (1.9 in)	26 of 100 (Routine)
Labertouche	Australia	Record daily precipitation	30.0 mm (1.2 in)	25 of 100 (Routine)
Apslawn	Australia	Record daily precipitation	25.4 mm (1.0 in)	25 of 100 (Routine)
Kaunas	Lithuania	Record low minimum temperature	5.8 C (42.4 F)	25 of 100 (Routine)
Gallivare_A	Sweden	Record low minimum temperature	-1.0 C (30.2 F)	25 of 100 (Routine)
Valley Head	United States	Record high maximum temperature	38.3 C (100.9 F)	25 of 100 (Routine)
Natchez	United States	Record high minimum temperature	25.0 C (77.0 F)	25 of 100 (Routine)
Drouin West	Australia	Record daily precipitation	30.5 mm (1.2 in)	24 of 100 (Routine)

Counts by Type and Timescale

457 records

Records set or tied on 11 August 1956 by type: Highest daily maximum 54, Lowest daily maximum 30, Highest daily minimum 35, Lowest daily minimum 54, Heaviest daily rainfall 284.

Records on 11 August 1956 by type
Record type	Records
Highest daily maximum	54
Lowest daily maximum	30
Highest daily minimum	35
Lowest daily minimum	54
Heaviest daily rainfall	284
Heaviest daily snowfall	0
Deepest snow cover	0

Records on 11 August 1956 by timescale: all-time 1, monthly 12, daily 444.

How Much Records Were Beaten By

380 broken records

Margins by which the 380 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 64.6. Ties are not counted.

Top 20 by Significance

11 August 1956

Top 20 records on 11 August 1956 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
11 August 1956	Princesa Isabel, BR	daily rain	25.0 mm (1.0 in)	18.0 mm (0.7 in)	38 years	48 of 100 (Notable)
11 August 1956	Lammermoor Station, AU	daily rain	27.7 mm (1.1 in)	24.9 mm (1.0 in)	58 years	47 of 100 (Notable)
11 August 1956	Lagarto, BR	daily rain	45.9 mm (1.8 in)	29.5 mm (1.2 in)	16 years	47 of 100 (Notable)
11 August 1956	Maria Island (Darlington), AU	daily rain	34.0 mm (1.3 in)	23.3 mm (0.9 in)	9 years	46 of 100 (Notable)
11 August 1956	Estancia, BR	daily rain	58.6 mm (2.3 in)	27.8 mm (1.1 in)	34 years	46 of 100 (Notable)
11 August 1956	McKinley Park, US	daily rain	44.5 mm (1.8 in)	37.4 mm (1.5 in)	13 years	46 of 100 (Notable)
11 August 1956	Balfes Creek Post Office, AU	daily rain	27.9 mm (1.1 in)	27.9 mm (1.1 in)	65 years	45 of 100 (Notable)
11 August 1956	Escada, BR	daily rain	37.9 mm (1.5 in)	29.3 mm (1.2 in)	25 years	45 of 100 (Notable)
11 August 1956	Borroloola, AU	monthly rain	26.7 mm (1.1 in)	10.2 mm (0.4 in)	56 years	43 of 100 (Notable)
11 August 1956	Robeville, AU	daily rain	25.7 mm (1.0 in)	13.0 mm (0.5 in)	31 years	43 of 100 (Notable)
11 August 1956	Pianco, BR	daily rain	25.5 mm (1.0 in)	25.5 mm (1.0 in)	45 years	42 of 100 (Notable)
11 August 1956	Quixeramobim, BR	daily rain	26.0 mm (1.0 in)	16.8 mm (0.7 in)	38 years	42 of 100 (Notable)
11 August 1956	Uniao Dos Palmares, BR	daily rain	35.0 mm (1.4 in)	19.0 mm (0.7 in)	42 years	42 of 100 (Notable)
11 August 1956	Oksoey Fyr, NO	daily rain	34.5 mm (1.4 in)	11.7 mm (0.5 in)	70 years	42 of 100 (Notable)
11 August 1956	Vicosa, BR	daily rain	52.5 mm (2.1 in)	24.6 mm (1.0 in)	34 years	41 of 100 (Notable)
11 August 1956	Nossa Senhora Das Dores, BR	daily rain	40.2 mm (1.6 in)	24.8 mm (1.0 in)	3 years	41 of 100 (Notable)
11 August 1956	Sassafras Post Office, AU	daily rain	45.2 mm (1.8 in)	18.5 mm (0.7 in)	39 years	40 of 100 (Notable)
11 August 1956	Quebrangulo, BR	daily rain	57.3 mm (2.3 in)	29.0 mm (1.1 in)	19 years	40 of 100 (Notable)
11 August 1956	Aquidaba, BR	daily rain	37.0 mm (1.5 in)	18.8 mm (0.7 in)	38 years	40 of 100 (Notable)
11 August 1956	Barwon Heads (Jirrahlinga), AU	daily rain	27.4 mm (1.1 in)	12.2 mm (0.5 in)	47 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 1956

Records set or tied on this calendar date in each year from 1793 to 1956. 1956 had 457 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 1956-08-11: 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 2026-10-16. Last revised 16 October 2026 (2026-10-16).

Margin	Records
0 to 10	290
10 to 20	66
20 to 30	19
30 to 40	4
40 to 50	0
50 to 60	0
60 to 70	1