Weather Records on 21 August 1934

320 weather records were set or tied worldwide on 21 August 1934. Highest significance: Sydney Botanic Gardens, AU.

Key Facts for 21 August 1934

On 21 August 1934, 320 weather records were set or tied at long-record stations worldwide.
127 were record highs and 97 were record lows, counting maximum and minimum temperature.
By timescale, 3 were all-time records, 12 monthly and 305 daily.
Sydney Botanic Gardens set a monthly record daily precipitation of 88.1 mm (3.5 in) on 21 August 1934.
Across 165 earlier years (1800 to 2026) the same calendar date averaged 451 records.

Record Map

320 stations

320 station records on 21 August 1934 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 21 August 1934: highest significance records shown on the map
Station	Country	Type	Value	Significance
Sydney Botanic Gardens	Australia	Record daily precipitation	88.1 mm (3.5 in)	58 of 100 (Notable)
Mosman (Bapaume Road)	Australia	Record daily precipitation	124.7 mm (4.9 in)	58 of 100 (Notable)
Centennial Park	Australia	Record daily precipitation	106.7 mm (4.2 in)	57 of 100 (Notable)
Sydney (Observatory Hill)	Australia	Record daily precipitation	85.1 mm (3.4 in)	53 of 100 (Notable)
Pithoragarh	India	Record daily precipitation	130.6 mm (5.1 in)	47 of 100 (Notable)
Wamberal Post Office	Australia	Record daily precipitation	74.9 mm (2.9 in)	43 of 100 (Notable)
Khurda	India	Record daily precipitation	141.0 mm (5.6 in)	43 of 100 (Notable)
Ratlam	India	Record daily precipitation	146.3 mm (5.8 in)	42 of 100 (Notable)
Cooranbong (Avondale)	Australia	Record daily precipitation	47.2 mm (1.9 in)	40 of 100 (Notable)
Mukteshwar Kumaon	India	Record daily precipitation	103.9 mm (4.1 in)	38 of 100 (Notable)
Kingfisher	United States	Record high minimum temperature	29.4 C (84.9 F)	37 of 100 (Notable)
Lilli Pilli	Australia	Record daily precipitation	61.5 mm (2.4 in)	35 of 100 (Notable)
Chainpur	India	Record daily precipitation	120.7 mm (4.8 in)	33 of 100 (Routine)
Chakradhanpur	India	Record daily precipitation	101.6 mm (4.0 in)	33 of 100 (Routine)
Wyong (Wyong Golf Club)	Australia	Record daily precipitation	42.7 mm (1.7 in)	32 of 100 (Routine)
Concord Walker Hospital	Australia	Record daily precipitation	68.1 mm (2.7 in)	32 of 100 (Routine)
Fort National	Algeria	Record low maximum temperature	19.0 C (66.2 F)	31 of 100 (Routine)
Pine Brush	Australia	Record daily precipitation	33.5 mm (1.3 in)	31 of 100 (Routine)
Wyee (Wyee Farms Rd)	Australia	Record daily precipitation	41.4 mm (1.6 in)	31 of 100 (Routine)
Gop	India	Record daily precipitation	101.3 mm (4.0 in)	30 of 100 (Routine)
Decatur	United States	Record daily precipitation	49.5 mm (1.9 in)	30 of 100 (Routine)
Newcastle Nobbys Signal Statio	Australia	Record daily precipitation	43.9 mm (1.7 in)	29 of 100 (Routine)
Hunters Hill (the Bungalow)	Australia	Record daily precipitation	66.8 mm (2.6 in)	29 of 100 (Routine)
Doniphan	United States	Record daily precipitation	83.8 mm (3.3 in)	29 of 100 (Routine)
Simcoe	Canada	Record low minimum temperature	3.9 C (39.0 F)	28 of 100 (Routine)
Kanas	India	Record daily precipitation	153.7 mm (6.1 in)	28 of 100 (Routine)
Tewantin Post Office	Australia	Record low minimum temperature	-3.8 C (25.2 F)	27 of 100 (Routine)
Panki	India	Record daily precipitation	100.3 mm (3.9 in)	27 of 100 (Routine)
Pushmataha	United States	Record daily precipitation	50.3 mm (2.0 in)	27 of 100 (Routine)
Austin #2	United States	Record high maximum temperature	35.6 C (96.1 F)	27 of 100 (Routine)
Forster - Tuncurry R.V.C.P.	Australia	Record daily precipitation	45.7 mm (1.8 in)	26 of 100 (Routine)
Pennant Hills (Yarrara Road)	Australia	Record daily precipitation	46.5 mm (1.8 in)	26 of 100 (Routine)
E Tawas	United States	Record low minimum temperature	-4.4 C (24.1 F)	26 of 100 (Routine)
Morpeth Post Office	Australia	Record daily precipitation	26.7 mm (1.1 in)	25 of 100 (Routine)
Karnaprayag	India	Record daily precipitation	81.8 mm (3.2 in)	25 of 100 (Routine)
Burkes Garden	United States	Record low maximum temperature	17.8 C (64.0 F)	25 of 100 (Routine)
Geryville (El-Bayadh)	Algeria	Record low maximum temperature	27.0 C (80.6 F)	24 of 100 (Routine)
Helensburgh (Sawan St)	Australia	Record daily precipitation	61.0 mm (2.4 in)	23 of 100 (Routine)
Meja	India	Record daily precipitation	96.0 mm (3.8 in)	23 of 100 (Routine)
Tahlee (Carrington (Church St)	Australia	Record daily precipitation	46.2 mm (1.8 in)	22 of 100 (Routine)
Brome	Canada	Record low minimum temperature	0.6 C (33.1 F)	22 of 100 (Routine)
Mirzapur	India	Record daily precipitation	80.0 mm (3.1 in)	22 of 100 (Routine)
Olga 2 SE	United States	Record high maximum temperature	28.3 C (82.9 F)	22 of 100 (Routine)
Orleansville (Chlef)	Algeria	Record low maximum temperature	31.0 C (87.8 F)	21 of 100 (Routine)
Sans Souci (Public School)	Australia	Record daily precipitation	30.5 mm (1.2 in)	21 of 100 (Routine)
Nikolaevsk-Na-Amure	Russia	Record high minimum temperature	17.7 C (63.9 F)	21 of 100 (Routine)
Needles	United States	Record low maximum temperature	31.1 C (88.0 F)	21 of 100 (Routine)
Ft Myers Page Fld AP	United States	Record high minimum temperature	25.0 C (77.0 F)	21 of 100 (Routine)
Gumri	Armenia	Record daily precipitation	17.5 mm (0.7 in)	20 of 100 (Routine)
Lochinvar	Australia	Record daily precipitation	19.1 mm (0.8 in)	20 of 100 (Routine)
Mallan (Niemur Valley)	Australia	Record daily precipitation	12.4 mm (0.5 in)	20 of 100 (Routine)
East Maitland Bowling Club	Australia	Record daily precipitation	21.1 mm (0.8 in)	20 of 100 (Routine)
Kingman	United States	Record daily precipitation	21.8 mm (0.9 in)	20 of 100 (Routine)
Independence	United States	Record daily precipitation	2.5 mm (0.10 in)	20 of 100 (Routine)
Cockle Creek (Pasminco Metals)	Australia	Record daily precipitation	40.1 mm (1.6 in)	20 of 100 (Routine)
Windsor Bowling Club	Australia	Record daily precipitation	21.3 mm (0.8 in)	20 of 100 (Routine)
North Lakhimpur	India	Record daily precipitation	94.5 mm (3.7 in)	20 of 100 (Routine)
Jagatsingpur	India	Record daily precipitation	93.2 mm (3.7 in)	20 of 100 (Routine)
Ozark 6 NNW	United States	Record daily precipitation	22.9 mm (0.9 in)	20 of 100 (Routine)
Lowville	United States	Record low minimum temperature	3.3 C (37.9 F)	20 of 100 (Routine)

Counts by Type and Timescale

320 records

Records set or tied on 21 August 1934 by type: Highest daily maximum 49, Lowest daily maximum 29, Highest daily minimum 78, Lowest daily minimum 68, Heaviest daily rainfall 96.

Records on 21 August 1934 by type
Record type	Records
Highest daily maximum	49
Lowest daily maximum	29
Highest daily minimum	78
Lowest daily minimum	68
Heaviest daily rainfall	96
Heaviest daily snowfall	0
Deepest snow cover	0

Records on 21 August 1934 by timescale: all-time 3, monthly 12, daily 305.

How Much Records Were Beaten By

232 broken records

Margins by which the 232 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 103.2. Ties are not counted.

Top 20 by Significance

21 August 1934

Top 20 records on 21 August 1934 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
21 August 1934	Sydney Botanic Gardens, AU	monthly rain	88.1 mm (3.5 in)	44.4 mm (1.7 in)	11 years	58 of 100 (Notable)
21 August 1934	Mosman (Bapaume Road), AU	monthly rain	124.7 mm (4.9 in)	42.9 mm (1.7 in)	27 years	58 of 100 (Notable)
21 August 1934	Centennial Park, AU	monthly rain	106.7 mm (4.2 in)	39.9 mm (1.6 in)	27 years	57 of 100 (Notable)
21 August 1934	Sydney (Observatory Hill), AU	daily rain	85.1 mm (3.4 in)	53.9 mm (2.1 in)	23 years	53 of 100 (Notable)
21 August 1934	Pithoragarh, IN	daily rain	130.6 mm (5.1 in)	103.2 mm (4.1 in)	16 years	47 of 100 (Notable)
21 August 1934	Wamberal Post Office, AU	daily rain	74.9 mm (2.9 in)	56.4 mm (2.2 in)	1 year	43 of 100 (Notable)
21 August 1934	Khurda, IN	daily rain	141.0 mm (5.6 in)	69.9 mm (2.8 in)	31 years	43 of 100 (Notable)
21 August 1934	Ratlam, IN	daily rain	146.3 mm (5.8 in)	81.5 mm (3.2 in)	12 years	42 of 100 (Notable)
21 August 1934	Cooranbong (Avondale), AU	daily rain	47.2 mm (1.9 in)	34.5 mm (1.4 in)	20 years	40 of 100 (Notable)
21 August 1934	Mukteshwar Kumaon, IN	daily rain	103.9 mm (4.1 in)	41.4 mm (1.6 in)	29 years	38 of 100 (Notable)
21 August 1934	Kingfisher, US	all-time high min	29.4 C (84.9 F)	1.1 C (2.0 F)	37 years	37 of 100 (Notable)
21 August 1934	Lilli Pilli, AU	daily rain	61.5 mm (2.4 in)	28.0 mm (1.1 in)	20 years	35 of 100 (Notable)
21 August 1934	Chainpur, IN	daily rain	120.7 mm (4.8 in)	54.9 mm (2.2 in)	16 years	33 of 100 (Routine)
21 August 1934	Chakradhanpur, IN	daily rain	101.6 mm (4.0 in)	57.4 mm (2.3 in)	15 years	33 of 100 (Routine)
21 August 1934	Wyong (Wyong Golf Club), AU	daily rain	42.7 mm (1.7 in)	19.6 mm (0.8 in)	41 years	32 of 100 (Routine)
21 August 1934	Concord Walker Hospital, AU	daily rain	68.1 mm (2.7 in)	30.0 mm (1.2 in)	23 years	32 of 100 (Routine)
21 August 1934	Fort National, DZ	daily low max	19.0 C (66.2 F)	5.0 C (9.0 F)	47 years	31 of 100 (Routine)
21 August 1934	Pine Brush, AU	daily rain	33.5 mm (1.3 in)	25.4 mm (1.0 in)	20 years	31 of 100 (Routine)
21 August 1934	Wyee (Wyee Farms Rd), AU	daily rain	41.4 mm (1.6 in)	28.2 mm (1.1 in)	20 years	31 of 100 (Routine)
21 August 1934	Gop, IN	daily rain	101.3 mm (4.0 in)	65.7 mm (2.6 in)	8 years	30 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

1800 to 1934

Records set or tied on this calendar date in each year from 1800 to 1934. 1934 had 320 records.

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

Records on 08-21 in each year
Year	Records
1800	1
1802	1
1804	1
1807	1
1816	1
1818	1
1832	1
1834	1
1839	3
1843	1
1847	1
1849	3
1850	1
1851	2
1863	1
1866	1
1867	2
1870	3
1871	2
1872	1
1873	1
1876	1
1877	2
1879	2
1884	2
1885	5
1886	1
1887	5
1888	2
1889	3
1890	4
1891	2
1893	4
1894	8
1895	3
1896	2
1897	4
1898	4
1899	7
1900	4
1901	9
1902	8
1903	6
1904	8
1905	4
1906	22
1907	20
1908	13
1909	17
1910	33
1911	19
1912	50
1913	37
1914	24
1915	21
1916	106
1917	101
1918	202
1919	19
1920	59
1921	34
1922	58
1923	111
1924	135
1925	220
1926	227
1927	228
1928	110
1929	234
1930	297
1931	277
1932	264
1933	328
1934	320
1935	318
1936	807
1937	762
1938	239
1939	630
1940	683
1941	180
1942	415
1943	438
1944	346
1945	544
1946	390
1947	954
1948	305
1949	508
1950	958
1951	699
1952	368
1953	331
1954	497
1955	885
1956	701
1957	490
1958	389
1959	704
1960	490
1961	644
1962	469
1963	338
1964	794
1965	455
1966	661
1967	541
1968	1,014
1969	650
1970	373
1971	660
1972	441
1973	438
1974	564
1975	545
1976	756
1977	764
1978	445
1979	778
1980	904
1981	1,015
1982	769
1983	1,407
1984	975
1985	623
1986	1,166
1987	740
1988	889
1989	828
1990	910
1991	828
1992	957
1993	698
1994	968
1995	962
1996	950
1997	1,291
1998	948
1999	717
2000	861
2001	797
2002	965
2003	1,241
2004	1,585
2005	1,071
2006	797
2007	1,829
2008	1,012
2009	1,319
2010	1,155
2011	1,022
2012	990
2013	513
2014	624
2015	651
2016	890
2017	347
2018	816
2019	631
2020	1,147
2021	767
2022	917
2023	1,826
2024	777
2025	1,230
2026	1,289

Download the Data

Data for records on 1934-08-21: 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 2026-10-14 (14 October 2026). Records are computed by this site and are not official.

Data as of 2026-10-12. Last revised 12 October 2026 (2026-10-12).

Margin	Records
0 to 20	194
20 to 40	24
40 to 60	10
60 to 80	2
80 to 100	1
100 to 120	1