Weather Records on 11 August 1929

354 weather records were set or tied worldwide on 11 August 1929. Highest significance: Palermo, IT.

Key Facts for 11 August 1929

On 11 August 1929, 354 weather records were set or tied at long-record stations worldwide.
74 were record highs and 21 were record lows, counting maximum and minimum temperature.
By timescale, 0 were all-time records, 13 monthly and 341 daily.
Palermo set a monthly record daily precipitation of 93.3 mm (3.7 in) on 11 August 1929.
Across 161 earlier years (1793 to 2026) the same calendar date averaged 461 records.

Record Map

354 stations

354 station records on 11 August 1929 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 11 August 1929: highest significance records shown on the map
Station	Country	Type	Value	Significance
Palermo	Italy	Record daily precipitation	93.3 mm (3.7 in)	73 of 100 (Major)
Armidale (Radio Station 2Ad)	Australia	Record daily precipitation	35.6 mm (1.4 in)	56 of 100 (Notable)
Condobolin Retirement Village	Australia	Record daily precipitation	43.7 mm (1.7 in)	55 of 100 (Notable)
Mount Elliot Tank	Australia	Record daily precipitation	30.5 mm (1.2 in)	55 of 100 (Notable)
Cobargo Post Office	Australia	Record daily precipitation	117.3 mm (4.6 in)	52 of 100 (Notable)
Condobolin (Borambil Park)	Australia	Record daily precipitation	38.1 mm (1.5 in)	51 of 100 (Notable)
Tottenham (Woodlands 1)	Australia	Record daily precipitation	33.3 mm (1.3 in)	51 of 100 (Notable)
Dapto West (Stane Dykes)	Australia	Record daily precipitation	97.3 mm (3.8 in)	51 of 100 (Notable)
Jamberoo (Lorna)	Australia	Record daily precipitation	89.4 mm (3.5 in)	51 of 100 (Notable)
Bemboka Post Office	Australia	Record daily precipitation	115.6 mm (4.6 in)	51 of 100 (Notable)
Cuerindi	Australia	Record daily precipitation	52.8 mm (2.1 in)	49 of 100 (Notable)
Tamworth West	Australia	Record daily precipitation	41.9 mm (1.6 in)	49 of 100 (Notable)
Yarra (Rowe's Lagoon)	Australia	Record daily precipitation	36.3 mm (1.4 in)	49 of 100 (Notable)
Cutchogue	United States	Record daily precipitation	114.0 mm (4.5 in)	48 of 100 (Notable)
Barraba Post Office	Australia	Record daily precipitation	71.1 mm (2.8 in)	46 of 100 (Notable)
Gravesend Post Office	Australia	Record daily precipitation	37.6 mm (1.5 in)	46 of 100 (Notable)
Beulah	Australia	Record daily precipitation	57.2 mm (2.3 in)	45 of 100 (Notable)
May Vale	Australia	Record daily precipitation	47.5 mm (1.9 in)	44 of 100 (Notable)
Bolagamy	Australia	Record daily precipitation	40.4 mm (1.6 in)	43 of 100 (Notable)
Wollongough	Australia	Record daily precipitation	39.1 mm (1.5 in)	43 of 100 (Notable)
Menangle Jmai	Australia	Record daily precipitation	41.1 mm (1.6 in)	43 of 100 (Notable)
Collector (Brookdale)	Australia	Record daily precipitation	44.5 mm (1.8 in)	43 of 100 (Notable)
Leakesville 6 WSW	United States	Record daily precipitation	98.0 mm (3.9 in)	43 of 100 (Notable)
Mundarlo (Yabtree)	Australia	Record daily precipitation	33.0 mm (1.3 in)	42 of 100 (Notable)
Setif	Algeria	Record low maximum temperature	21.0 C (69.8 F)	41 of 100 (Notable)
Picton Council Depot	Australia	Record daily precipitation	44.5 mm (1.8 in)	40 of 100 (Notable)
Cavan	Australia	Record daily precipitation	27.9 mm (1.1 in)	39 of 100 (Notable)
Wantabadgery	Australia	Record daily precipitation	32.3 mm (1.3 in)	39 of 100 (Notable)
Condobolin Station	Australia	Record daily precipitation	39.9 mm (1.6 in)	38 of 100 (Notable)
Wandsworth (Strabanne)	Australia	Record daily precipitation	40.6 mm (1.6 in)	38 of 100 (Notable)
Helensburgh (Sawan St)	Australia	Record daily precipitation	97.5 mm (3.8 in)	38 of 100 (Notable)
Nowra Council Offices	Australia	Record daily precipitation	127.0 mm (5.0 in)	38 of 100 (Notable)
Wappingers Falls	United States	Record daily precipitation	64.0 mm (2.5 in)	38 of 100 (Notable)
West Wyalong (Tallimbalong)	Australia	Record daily precipitation	33.8 mm (1.3 in)	36 of 100 (Notable)
Kiama Bowling Club	Australia	Record daily precipitation	49.5 mm (1.9 in)	35 of 100 (Notable)
Uriarra (Woodside)	Australia	Record daily precipitation	34.5 mm (1.4 in)	35 of 100 (Notable)
Greensburg	United States	Record daily precipitation	42.7 mm (1.7 in)	35 of 100 (Notable)
Geryville (El-Bayadh)	Algeria	Record low maximum temperature	25.0 C (77.0 F)	34 of 100 (Routine)
Goonoo Goonoo Station	Australia	Record daily precipitation	45.7 mm (1.8 in)	34 of 100 (Routine)
Glen Innes Post Office	Australia	Record daily precipitation	30.5 mm (1.2 in)	34 of 100 (Routine)
Old Junee (Millbank)	Australia	Record daily precipitation	27.2 mm (1.1 in)	34 of 100 (Routine)
Bethungra (Retreat)	Australia	Record daily precipitation	25.9 mm (1.0 in)	34 of 100 (Routine)
Whitton (Conapaira St)	Australia	Record daily precipitation	34.5 mm (1.4 in)	34 of 100 (Routine)
Gragin	Australia	Record daily precipitation	32.3 mm (1.3 in)	33 of 100 (Routine)
Bukalong Station	Australia	Record daily precipitation	68.6 mm (2.7 in)	33 of 100 (Routine)
Wantiool (Caithness)	Australia	Record daily precipitation	27.4 mm (1.1 in)	33 of 100 (Routine)
Rock View	Australia	Record daily precipitation	30.5 mm (1.2 in)	33 of 100 (Routine)
Bingara (Keera)	Australia	Record daily precipitation	60.7 mm (2.4 in)	32 of 100 (Routine)
Batemans Bay Post Office	Australia	Record daily precipitation	81.5 mm (3.2 in)	32 of 100 (Routine)
Gogeldrie	Australia	Record daily precipitation	25.9 mm (1.0 in)	32 of 100 (Routine)
Independence	United States	Record daily precipitation	61.7 mm (2.4 in)	32 of 100 (Routine)
Carroll (the Ranch)	Australia	Record daily precipitation	33.5 mm (1.3 in)	31 of 100 (Routine)
Ebor (Wongwibinda)	Australia	Record daily precipitation	30.5 mm (1.2 in)	31 of 100 (Routine)
Gundagai	Australia	Record daily precipitation	27.2 mm (1.1 in)	31 of 100 (Routine)
Tullinga	Australia	Record daily precipitation	25.7 mm (1.0 in)	30 of 100 (Routine)
Ellerston (Glenrock)	Australia	Record daily precipitation	27.9 mm (1.1 in)	30 of 100 (Routine)
Bungendore (Douglas)	Australia	Record daily precipitation	33.3 mm (1.3 in)	30 of 100 (Routine)
Boorowa Post Office	Australia	Record daily precipitation	25.1 mm (1.0 in)	30 of 100 (Routine)
New London	United States	Record daily precipitation	68.1 mm (2.7 in)	30 of 100 (Routine)
Hillview (Ballandry)	Australia	Record daily precipitation	26.2 mm (1.0 in)	29 of 100 (Routine)

Counts by Type and Timescale

354 records

Records set or tied on 11 August 1929 by type: Highest daily maximum 40, Lowest daily maximum 16, Highest daily minimum 34, Lowest daily minimum 5, Heaviest daily rainfall 259.

Records on 11 August 1929 by type
Record type	Records
Highest daily maximum	40
Lowest daily maximum	16
Highest daily minimum	34
Lowest daily minimum	5
Heaviest daily rainfall	259
Heaviest daily snowfall	0
Deepest snow cover	0

Records on 11 August 1929 by timescale: all-time 0, monthly 13, daily 341.

How Much Records Were Beaten By

311 broken records

Margins by which the 311 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 93.4. Ties are not counted.

Top 20 by Significance

11 August 1929

Top 20 records on 11 August 1929 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
11 August 1929	Palermo, IT	monthly rain	93.3 mm (3.7 in)	36.3 mm (1.4 in)	45 years	73 of 100 (Major)
11 August 1929	Armidale (Radio Station 2Ad), AU	daily rain	35.6 mm (1.4 in)	20.9 mm (0.8 in)	70 years	56 of 100 (Notable)
11 August 1929	Condobolin Retirement Village, AU	daily rain	43.7 mm (1.7 in)	33.0 mm (1.3 in)	37 years	55 of 100 (Notable)
11 August 1929	Mount Elliot Tank, AU	daily rain	30.5 mm (1.2 in)	27.2 mm (1.1 in)	38 years	55 of 100 (Notable)
11 August 1929	Cobargo Post Office, AU	daily rain	117.3 mm (4.6 in)	91.1 mm (3.6 in)	29 years	52 of 100 (Notable)
11 August 1929	Condobolin (Borambil Park), AU	daily rain	38.1 mm (1.5 in)	32.3 mm (1.3 in)	26 years	51 of 100 (Notable)
11 August 1929	Tottenham (Woodlands 1), AU	daily rain	33.3 mm (1.3 in)	26.7 mm (1.1 in)	46 years	51 of 100 (Notable)
11 August 1929	Dapto West (Stane Dykes), AU	daily rain	97.3 mm (3.8 in)	69.4 mm (2.7 in)	29 years	51 of 100 (Notable)
11 August 1929	Jamberoo (Lorna), AU	daily rain	89.4 mm (3.5 in)	56.1 mm (2.2 in)	29 years	51 of 100 (Notable)
11 August 1929	Bemboka Post Office, AU	daily rain	115.6 mm (4.6 in)	85.6 mm (3.4 in)	29 years	51 of 100 (Notable)
11 August 1929	Cuerindi, AU	monthly rain	52.8 mm (2.1 in)	20.5 mm (0.8 in)	4 years	49 of 100 (Notable)
11 August 1929	Tamworth West, AU	daily rain	41.9 mm (1.6 in)	31.7 mm (1.2 in)	20 years	49 of 100 (Notable)
11 August 1929	Yarra (Rowe's Lagoon), AU	daily rain	36.3 mm (1.4 in)	28.7 mm (1.1 in)	22 years	49 of 100 (Notable)
11 August 1929	Cutchogue, US	daily rain	114.0 mm (4.5 in)	93.4 mm (3.7 in)	16 years	48 of 100 (Notable)
11 August 1929	Barraba Post Office, AU	monthly rain	71.1 mm (2.8 in)	25.4 mm (1.0 in)	4 years	46 of 100 (Notable)
11 August 1929	Gravesend Post Office, AU	daily rain	37.6 mm (1.5 in)	28.7 mm (1.1 in)	37 years	46 of 100 (Notable)
11 August 1929	Beulah, AU	daily rain	57.2 mm (2.3 in)	44.5 mm (1.8 in)	12 years	45 of 100 (Notable)
11 August 1929	May Vale, AU	daily rain	47.5 mm (1.9 in)	33.3 mm (1.3 in)	12 years	44 of 100 (Notable)
11 August 1929	Bolagamy, AU	daily rain	40.4 mm (1.6 in)	23.4 mm (0.9 in)	12 years	43 of 100 (Notable)
11 August 1929	Wollongough, AU	daily rain	39.1 mm (1.5 in)	23.9 mm (0.9 in)	8 years	43 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 1929

Records set or tied on this calendar date in each year from 1793 to 1929. 1929 had 354 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 1929-08-11: 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 20	264
20 to 40	39
40 to 60	2
60 to 80	3
80 to 100	3