Weather Records on 18 August 1933

431 weather records were set or tied worldwide on 18 August 1933. Highest significance: Weribone, AU.

Key Facts for 18 August 1933

On 18 August 1933, 431 weather records were set or tied at long-record stations worldwide.
75 were record highs and 114 were record lows, counting maximum and minimum temperature.
By timescale, 0 were all-time records, 7 monthly and 424 daily.
Weribone set a daily record precipitation of 46.5 mm (1.8 in) on 18 August 1933.
Across 171 earlier years (1797 to 2026) the same calendar date averaged 441 records.

Record Map

431 stations

431 station records on 18 August 1933 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 18 August 1933: highest significance records shown on the map
Station	Country	Type	Value	Significance
Weribone	Australia	Record daily precipitation	46.5 mm (1.8 in)	53 of 100 (Notable)
Nanpara	India	Record daily precipitation	146.3 mm (5.8 in)	51 of 100 (Notable)
Tenterfield (Federation Park)	Australia	Record daily precipitation	34.3 mm (1.4 in)	49 of 100 (Notable)
Hunsur	India	Record daily precipitation	55.6 mm (2.2 in)	49 of 100 (Notable)
Palani	India	Record daily precipitation	69.3 mm (2.7 in)	47 of 100 (Notable)
Bonshaw (Campbell St)	Australia	Record daily precipitation	40.6 mm (1.6 in)	45 of 100 (Notable)
Hypoluxo	United States	Record daily precipitation	87.1 mm (3.4 in)	43 of 100 (Notable)
Koratagere	India	Record daily precipitation	112.3 mm (4.4 in)	42 of 100 (Notable)
Redford	Australia	Record daily precipitation	35.8 mm (1.4 in)	41 of 100 (Notable)
Kundha (Kailkund)	India	Record daily precipitation	38.1 mm (1.5 in)	39 of 100 (Notable)
Ambasamudram	India	Record daily precipitation	31.8 mm (1.3 in)	38 of 100 (Notable)
Texas Station	Australia	Record daily precipitation	31.8 mm (1.3 in)	37 of 100 (Notable)
Boggabilla (Boonal)	Australia	Record daily precipitation	33.0 mm (1.3 in)	37 of 100 (Notable)
Holenarsipur	India	Record daily precipitation	47.0 mm (1.9 in)	36 of 100 (Notable)
Mudukulathur	India	Record daily precipitation	63.5 mm (2.5 in)	36 of 100 (Notable)
Boggabilla Post Office	Australia	Record daily precipitation	26.7 mm (1.1 in)	34 of 100 (Routine)
Edgeroi	Australia	Record daily precipitation	29.5 mm (1.2 in)	33 of 100 (Routine)
Ebor (Wongwibinda)	Australia	Record daily precipitation	25.9 mm (1.0 in)	33 of 100 (Routine)
Channarayapatna	India	Record daily precipitation	50.8 mm (2.0 in)	33 of 100 (Routine)
Srivaikuntam	India	Record daily precipitation	38.4 mm (1.5 in)	33 of 100 (Routine)
Kodanand	India	Record daily precipitation	63.0 mm (2.5 in)	32 of 100 (Routine)
Texas Post Office	Australia	Record daily precipitation	27.9 mm (1.1 in)	31 of 100 (Routine)
Periyanaickampal	India	Record daily precipitation	36.8 mm (1.4 in)	31 of 100 (Routine)
Glen Innes Post Office	Australia	Record daily precipitation	27.2 mm (1.1 in)	30 of 100 (Routine)
Kodaikanal	India	Record daily precipitation	53.3 mm (2.1 in)	30 of 100 (Routine)
Hata	India	Record daily precipitation	102.1 mm (4.0 in)	30 of 100 (Routine)
Highland Home	United States	Record daily precipitation	58.4 mm (2.3 in)	30 of 100 (Routine)
Yarrow Creek	Australia	Record daily precipitation	33.5 mm (1.3 in)	29 of 100 (Routine)
Pala	India	Record daily precipitation	128.0 mm (5.0 in)	29 of 100 (Routine)
Gobichettipalaya	India	Record daily precipitation	43.7 mm (1.7 in)	28 of 100 (Routine)
Sadiya India	India	Record daily precipitation	111.5 mm (4.4 in)	27 of 100 (Routine)
Tittagudi	India	Record daily precipitation	44.5 mm (1.8 in)	27 of 100 (Routine)
Wallangarra Post Office	Australia	Record daily precipitation	32.5 mm (1.3 in)	26 of 100 (Routine)
Emmaville Post Office	Australia	Record daily precipitation	26.7 mm (1.1 in)	26 of 100 (Routine)
Satyamangalam	India	Record daily precipitation	43.2 mm (1.7 in)	26 of 100 (Routine)
Bhiwani	India	Record daily precipitation	57.7 mm (2.3 in)	25 of 100 (Routine)
Glenmorgan	India	Record daily precipitation	57.2 mm (2.3 in)	25 of 100 (Routine)
Bongaon	India	Record daily precipitation	98.0 mm (3.9 in)	25 of 100 (Routine)
Denair 3 NNE	United States	Record high minimum temperature	21.1 C (70.0 F)	25 of 100 (Routine)
Fremont	United States	Record low minimum temperature	8.3 C (46.9 F)	24 of 100 (Routine)
Kingston	United States	Record daily precipitation	59.9 mm (2.4 in)	24 of 100 (Routine)
Chatrapatti	India	Record daily precipitation	35.6 mm (1.4 in)	23 of 100 (Routine)
Barraba (Mount Lindsay)	Australia	Record daily precipitation	30.5 mm (1.2 in)	22 of 100 (Routine)
Yallaroi	Australia	Record daily precipitation	30.5 mm (1.2 in)	22 of 100 (Routine)
Krishnarajnagar	India	Record daily precipitation	60.5 mm (2.4 in)	22 of 100 (Routine)
Vattaram	India	Record daily precipitation	48.3 mm (1.9 in)	22 of 100 (Routine)
Gyzylarbat	Turkmenistan	Record low minimum temperature	14.2 C (57.6 F)	22 of 100 (Routine)
Gudalur	India	Record daily precipitation	101.6 mm (4.0 in)	21 of 100 (Routine)
Bareilly	India	Record daily precipitation	163.6 mm (6.4 in)	21 of 100 (Routine)
Chita	Russia	Record daily precipitation	28.2 mm (1.1 in)	21 of 100 (Routine)
Feodosiia	Ukraine	Record low minimum temperature	11.6 C (52.9 F)	21 of 100 (Routine)
Arcadia	United States	Record low maximum temperature	29.4 C (84.9 F)	21 of 100 (Routine)
Toccoa	United States	Record daily precipitation	37.8 mm (1.5 in)	21 of 100 (Routine)
Amite	United States	Record low minimum temperature	18.9 C (66.0 F)	21 of 100 (Routine)
Hartington	United States	Record low minimum temperature	7.2 C (45.0 F)	21 of 100 (Routine)
Western Creek	Australia	Record daily precipitation	18.8 mm (0.7 in)	20 of 100 (Routine)
Red Range (Victoria St)	Australia	Record daily precipitation	24.1 mm (0.9 in)	20 of 100 (Routine)
Roma Post Office	Australia	Record daily precipitation	18.3 mm (0.7 in)	20 of 100 (Routine)
Bungunya School	Australia	Record daily precipitation	23.9 mm (0.9 in)	20 of 100 (Routine)
Uthamapalayam	India	Record daily precipitation	24.9 mm (1.0 in)	20 of 100 (Routine)

Counts by Type and Timescale

431 records

Records set or tied on 18 August 1933 by type: Highest daily maximum 23, Lowest daily maximum 17, Highest daily minimum 52, Lowest daily minimum 97, Heaviest daily rainfall 242.

Records on 18 August 1933 by type
Record type	Records
Highest daily maximum	23
Lowest daily maximum	17
Highest daily minimum	52
Lowest daily minimum	97
Heaviest daily rainfall	242
Heaviest daily snowfall	0
Deepest snow cover	0

Records on 18 August 1933 by timescale: all-time 0, monthly 7, daily 424.

How Much Records Were Beaten By

370 broken records

Margins by which the 370 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 114.5. Ties are not counted.

Top 20 by Significance

18 August 1933

Top 20 records on 18 August 1933 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
18 August 1933	Weribone, AU	daily rain	46.5 mm (1.8 in)	40.9 mm (1.6 in)	32 years	53 of 100 (Notable)
18 August 1933	Nanpara, IN	daily rain	146.3 mm (5.8 in)	114.5 mm (4.5 in)	27 years	51 of 100 (Notable)
18 August 1933	Tenterfield (Federation Park), AU	daily rain	34.3 mm (1.4 in)	22.1 mm (0.9 in)	58 years	49 of 100 (Notable)
18 August 1933	Hunsur, IN	daily rain	55.6 mm (2.2 in)	42.1 mm (1.7 in)	27 years	49 of 100 (Notable)
18 August 1933	Palani, IN	daily rain	69.3 mm (2.7 in)	59.6 mm (2.3 in)	27 years	47 of 100 (Notable)
18 August 1933	Bonshaw (Campbell St), AU	daily rain	40.6 mm (1.6 in)	30.2 mm (1.2 in)	32 years	45 of 100 (Notable)
18 August 1933	Hypoluxo, US	daily rain	87.1 mm (3.4 in)	51.5 mm (2.0 in)	32 years	43 of 100 (Notable)
18 August 1933	Koratagere, IN	monthly rain	112.3 mm (4.4 in)	29.7 mm (1.2 in)	22 years	42 of 100 (Notable)
18 August 1933	Redford, AU	daily rain	35.8 mm (1.4 in)	35.3 mm (1.4 in)	32 years	41 of 100 (Notable)
18 August 1933	Kundha (Kailkund), IN	daily rain	38.1 mm (1.5 in)	25.4 mm (1.0 in)	16 years	39 of 100 (Notable)
18 August 1933	Ambasamudram, IN	daily rain	31.8 mm (1.3 in)	30.0 mm (1.2 in)	27 years	38 of 100 (Notable)
18 August 1933	Texas Station, AU	daily rain	31.8 mm (1.3 in)	26.7 mm (1.1 in)	4 years	37 of 100 (Notable)
18 August 1933	Boggabilla (Boonal), AU	daily rain	33.0 mm (1.3 in)	27.7 mm (1.1 in)	4 years	37 of 100 (Notable)
18 August 1933	Holenarsipur, IN	daily rain	47.0 mm (1.9 in)	26.7 mm (1.1 in)	27 years	36 of 100 (Notable)
18 August 1933	Mudukulathur, IN	daily rain	63.5 mm (2.5 in)	55.9 mm (2.2 in)	3 years	36 of 100 (Notable)
18 August 1933	Boggabilla Post Office, AU	daily rain	26.7 mm (1.1 in)	24.7 mm (1.0 in)	24 years	34 of 100 (Routine)
18 August 1933	Edgeroi, AU	daily rain	29.5 mm (1.2 in)	17.1 mm (0.7 in)	32 years	33 of 100 (Routine)
18 August 1933	Ebor (Wongwibinda), AU	daily rain	25.9 mm (1.0 in)	15.7 mm (0.6 in)	34 years	33 of 100 (Routine)
18 August 1933	Channarayapatna, IN	daily rain	50.8 mm (2.0 in)	33.3 mm (1.3 in)	16 years	33 of 100 (Routine)
18 August 1933	Srivaikuntam, IN	daily rain	38.4 mm (1.5 in)	32.6 mm (1.3 in)	27 years	33 of 100 (Routine)

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 1933

Records set or tied on this calendar date in each year from 1797 to 1933. 1933 had 431 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 1933-08-18: 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	329
20 to 40	30
40 to 60	10
60 to 80	0
80 to 100	0
100 to 120	1