Weather Records on 21 July 1924

286 weather records were set or tied worldwide on 21 July 1924. Highest significance: Wanaaring Post Office, AU.

Key Facts for 21 July 1924

On 21 July 1924, 286 weather records were set or tied at long-record stations worldwide.
90 were record highs and 33 were record lows, counting maximum and minimum temperature.
By timescale, 1 were all-time records, 3 monthly and 282 daily.
Wanaaring Post Office set a daily record precipitation of 33.3 mm (1.3 in) on 21 July 1924.
Across 159 earlier years (1794 to 2026) the same calendar date averaged 468 records.

Record Map

286 stations

286 station records on 21 July 1924 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 21 July 1924: highest significance records shown on the map
Station	Country	Type	Value	Significance
Wanaaring Post Office	Australia	Record daily precipitation	33.3 mm (1.3 in)	50 of 100 (Notable)
Lake Cowal 2	Australia	Record daily precipitation	30.5 mm (1.2 in)	38 of 100 (Notable)
East Toorale (Toorale Station)	Australia	Record daily precipitation	25.1 mm (1.0 in)	37 of 100 (Notable)
Fayette	United States	Record daily precipitation	69.3 mm (2.7 in)	31 of 100 (Routine)
Windsor Riverside	Canada	Record low minimum temperature	7.2 C (45.0 F)	30 of 100 (Routine)
Calumet	United States	Record daily precipitation	39.1 mm (1.5 in)	29 of 100 (Routine)
N Loup	United States	Record daily precipitation	75.9 mm (3.0 in)	28 of 100 (Routine)
Karesuando	Sweden	Record high maximum temperature	32.5 C (90.5 F)	27 of 100 (Routine)
Kissimmee	United States	Record high minimum temperature	26.1 C (79.0 F)	25 of 100 (Routine)
Lafayette Rgnl AP	United States	Record high maximum temperature	39.4 C (102.9 F)	24 of 100 (Routine)
Brookhaven City	United States	Record high maximum temperature	40.6 C (105.1 F)	22 of 100 (Routine)
Logan Utah St UNIV	United States	Record low minimum temperature	7.8 C (46.0 F)	22 of 100 (Routine)
New Orleans Audubon	United States	Record high maximum temperature	37.2 C (99.0 F)	21 of 100 (Routine)
Puckawidgee Back	Australia	Record daily precipitation	24.9 mm (1.0 in)	20 of 100 (Routine)
Cowabie	Australia	Record daily precipitation	24.6 mm (1.0 in)	20 of 100 (Routine)
Charlton	Australia	Record daily precipitation	19.1 mm (0.8 in)	20 of 100 (Routine)
Bourke Post Office	Australia	Record daily precipitation	14.2 mm (0.6 in)	20 of 100 (Routine)
Cobar (Lerida)	Australia	Record daily precipitation	13.5 mm (0.5 in)	20 of 100 (Routine)
Clover Creek	Australia	Record daily precipitation	15.5 mm (0.6 in)	20 of 100 (Routine)
Coronga Downs	Australia	Record daily precipitation	19.3 mm (0.8 in)	20 of 100 (Routine)
Booligal (Belmont)	Australia	Record daily precipitation	14.7 mm (0.6 in)	20 of 100 (Routine)
Sussex	Australia	Record daily precipitation	14.0 mm (0.6 in)	20 of 100 (Routine)
Nevertire (Beverley)	Australia	Record daily precipitation	19.8 mm (0.8 in)	20 of 100 (Routine)
Conargo (Willurah)	Australia	Record daily precipitation	17.8 mm (0.7 in)	20 of 100 (Routine)
Talyealye	Australia	Record daily precipitation	16.8 mm (0.7 in)	20 of 100 (Routine)
Cobar (Kergunyah)	Australia	Record daily precipitation	16.8 mm (0.7 in)	20 of 100 (Routine)
Rosewin (Boona Tank)	Australia	Record daily precipitation	18.3 mm (0.7 in)	20 of 100 (Routine)
M.R.A.	Australia	Record daily precipitation	12.7 mm (0.5 in)	20 of 100 (Routine)
Yantabulla Station	Australia	Record daily precipitation	18.5 mm (0.7 in)	20 of 100 (Routine)
Bourke North	Australia	Record daily precipitation	15.2 mm (0.6 in)	20 of 100 (Routine)
Hatfield (Clare)	Australia	Record daily precipitation	12.7 mm (0.5 in)	20 of 100 (Routine)
Ivanhoe (Wokabity)	Australia	Record daily precipitation	8.9 mm (0.35 in)	20 of 100 (Routine)
Box Cowell	Australia	Record daily precipitation	12.7 mm (0.5 in)	20 of 100 (Routine)
Cobar (Double Gates)	Australia	Record daily precipitation	15.5 mm (0.6 in)	20 of 100 (Routine)
Dunlop	Australia	Record daily precipitation	9.7 mm (0.38 in)	20 of 100 (Routine)
Florida Station	Australia	Record daily precipitation	11.7 mm (0.5 in)	20 of 100 (Routine)
Ravensfield	Australia	Record daily precipitation	14.0 mm (0.6 in)	20 of 100 (Routine)
Shearleys Tank	Australia	Record daily precipitation	18.3 mm (0.7 in)	20 of 100 (Routine)
Mullengudgery	Australia	Record daily precipitation	13.0 mm (0.5 in)	20 of 100 (Routine)
West Bend	United States	Record daily precipitation	21.3 mm (0.8 in)	20 of 100 (Routine)
Girilambone (Booroomugga)	Australia	Record daily precipitation	14.0 mm (0.6 in)	20 of 100 (Routine)
Fort Bourke	Australia	Record daily precipitation	11.7 mm (0.5 in)	20 of 100 (Routine)
Yanco (Billinbah East)	Australia	Record daily precipitation	16.0 mm (0.6 in)	20 of 100 (Routine)
Napoleon	United States	Record daily precipitation	43.2 mm (1.7 in)	20 of 100 (Routine)
Springsure Comet St	Australia	Record daily precipitation	10.2 mm (0.4 in)	19 of 100 (Routine)
Boulia Airport	Australia	Record daily precipitation	4.3 mm (0.17 in)	19 of 100 (Routine)
St George Post Office	Australia	Record daily precipitation	16.0 mm (0.6 in)	19 of 100 (Routine)
Teryawynia	Australia	Record daily precipitation	9.9 mm (0.39 in)	19 of 100 (Routine)
Menindee (Weinteriga)	Australia	Record daily precipitation	3.6 mm (0.14 in)	19 of 100 (Routine)
Brewarrina Hospital	Australia	Record daily precipitation	14.2 mm (0.6 in)	19 of 100 (Routine)
Walgett (Euroka)	Australia	Record daily precipitation	11.4 mm (0.4 in)	19 of 100 (Routine)
Brewon	Australia	Record daily precipitation	10.2 mm (0.4 in)	19 of 100 (Routine)
Moama	Australia	Record daily precipitation	9.7 mm (0.38 in)	19 of 100 (Routine)
Oakbank	Canada	Record daily precipitation	30.0 mm (1.2 in)	19 of 100 (Routine)
Jokkmokk	Sweden	Record high maximum temperature	31.0 C (87.8 F)	19 of 100 (Routine)
Clinton Forestry HQ	United States	Record high maximum temperature	37.8 C (100.0 F)	19 of 100 (Routine)
Crookston NW Exp STN	United States	Record daily precipitation	31.5 mm (1.2 in)	19 of 100 (Routine)
Bogantungan Post Office	Australia	Record daily precipitation	15.5 mm (0.6 in)	18 of 100 (Routine)
Wicannia (the Peak Tank)	Australia	Record daily precipitation	7.6 mm (0.30 in)	18 of 100 (Routine)
Louth (Bloxham Street)	Australia	Record daily precipitation	12.7 mm (0.5 in)	18 of 100 (Routine)

Counts by Type and Timescale

286 records

Records set or tied on 21 July 1924 by type: Highest daily maximum 50, Lowest daily maximum 5, Highest daily minimum 40, Lowest daily minimum 28, Heaviest daily rainfall 163.

Records on 21 July 1924 by type
Record type	Records
Highest daily maximum	50
Lowest daily maximum	5
Highest daily minimum	40
Lowest daily minimum	28
Heaviest daily rainfall	163
Heaviest daily snowfall	0
Deepest snow cover	0

Records on 21 July 1924 by timescale: all-time 1, monthly 3, daily 282.

How Much Records Were Beaten By

233 broken records

Margins by which the 233 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 41.6. Ties are not counted.

Top 20 by Significance

21 July 1924

Top 20 records on 21 July 1924 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
21 July 1924	Wanaaring Post Office, AU	daily rain	33.3 mm (1.3 in)	30.3 mm (1.2 in)	20 years	50 of 100 (Notable)
21 July 1924	Lake Cowal 2, AU	daily rain	30.5 mm (1.2 in)	16.8 mm (0.7 in)	16 years	38 of 100 (Notable)
21 July 1924	East Toorale (Toorale Station), AU	daily rain	25.1 mm (1.0 in)	21.3 mm (0.8 in)	20 years	37 of 100 (Notable)
21 July 1924	Fayette, US	daily rain	69.3 mm (2.7 in)	41.6 mm (1.6 in)	7 years	31 of 100 (Routine)
21 July 1924	Windsor Riverside, CA	daily low min	7.2 C (45.0 F)	3.4 C (6.1 F)	52 years	30 of 100 (Routine)
21 July 1924	Calumet, US	daily rain	39.1 mm (1.5 in)	18.0 mm (0.7 in)	15 years	29 of 100 (Routine)
21 July 1924	N Loup, US	monthly rain	75.9 mm (3.0 in)	11.1 mm (0.4 in)	23 years	28 of 100 (Routine)
21 July 1924	Karesuando, SE	all-time high max	32.5 C (90.5 F)	0.5 C (0.9 F)	10 years	27 of 100 (Routine)
21 July 1924	Kissimmee, US	daily high min	26.1 C (79.0 F)	1.7 C (3.1 F)	30 years	25 of 100 (Routine)
21 July 1924	Lafayette Rgnl AP, US	daily high max	39.4 C (102.9 F)	3.8 C (6.8 F)	21 years	24 of 100 (Routine)
21 July 1924	Brookhaven City, US	daily high max	40.6 C (105.1 F)	3.4 C (6.1 F)	25 years	22 of 100 (Routine)
21 July 1924	Logan Utah St UNIV, US	daily low min	7.8 C (46.0 F)	3.9 C (7.0 F)	28 years	22 of 100 (Routine)
21 July 1924	New Orleans Audubon, US	daily high max	37.2 C (99.0 F)	2.2 C (4.0 F)	24 years	21 of 100 (Routine)
21 July 1924	Puckawidgee Back, AU	daily rain	24.9 mm (1.0 in)	15.2 mm (0.6 in)	27 years	20 of 100 (Routine)
21 July 1924	Cowabie, AU	daily rain	24.6 mm (1.0 in)	18.8 mm (0.7 in)	30 years	20 of 100 (Routine)
21 July 1924	Charlton, AU	daily rain	19.1 mm (0.8 in)	15.0 mm (0.6 in)	51 years	20 of 100 (Routine)
21 July 1924	Bourke Post Office, AU	daily rain	14.2 mm (0.6 in)	9.6 mm (0.38 in)	51 years	20 of 100 (Routine)
21 July 1924	Cobar (Lerida), AU	daily rain	13.5 mm (0.5 in)	11.5 mm (0.5 in)	24 years	20 of 100 (Routine)
21 July 1924	Clover Creek, AU	daily rain	15.5 mm (0.6 in)	11.4 mm (0.4 in)	20 years	20 of 100 (Routine)
21 July 1924	Coronga Downs, AU	daily rain	19.3 mm (0.8 in)	11.7 mm (0.5 in)	34 years	20 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

1794 to 1924

Records set or tied on this calendar date in each year from 1794 to 1924. 1924 had 286 records.

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

Records on 07-21 in each year
Year	Records
1794	1
1795	1
1796	1
1797	1
1813	2
1832	2
1837	1
1839	1
1843	1
1844	2
1854	1
1859	3
1865	3
1868	3
1872	1
1876	1
1879	2
1880	1
1881	1
1884	1
1885	1
1886	2
1888	2
1889	3
1890	2
1892	3
1893	3
1894	3
1895	1
1896	3
1897	4
1898	7
1899	2
1900	6
1901	13
1902	12
1903	10
1904	8
1905	13
1906	13
1907	12
1908	25
1909	18
1910	12
1911	37
1912	52
1913	41
1914	48
1915	81
1916	72
1917	136
1918	130
1919	51
1920	33
1921	55
1922	48
1923	132
1924	286
1925	202
1926	401
1927	191
1928	205
1929	360
1930	521
1931	549
1932	322
1933	208
1934	965
1935	236
1936	322
1937	253
1938	638
1939	415
1940	318
1941	226
1942	318
1943	253
1944	716
1945	300
1946	398
1947	795
1948	403
1949	603
1950	662
1951	427
1952	657
1953	351
1954	656
1955	582
1956	490
1957	447
1958	531
1959	940
1960	651
1961	388
1962	263
1963	470
1964	457
1965	748
1966	626
1967	313
1968	334
1969	636
1970	1,241
1971	475
1972	1,046
1973	871
1974	536
1975	380
1976	477
1977	708
1978	1,155
1979	964
1980	926
1981	1,352
1982	588
1983	1,234
1984	764
1985	554
1986	791
1987	1,025
1988	1,015
1989	973
1990	914
1991	812
1992	1,562
1993	866
1994	773
1995	1,247
1996	1,141
1997	849
1998	1,674
1999	814
2000	1,230
2001	889
2002	990
2003	1,250
2004	694
2005	1,420
2006	1,479
2007	1,145
2008	989
2009	1,306
2010	1,148
2011	1,414
2012	815
2013	526
2014	762
2015	704
2016	645
2017	433
2018	942
2019	755
2020	363
2021	574
2022	866
2023	816
2024	873
2025	881
2026	874

Download the Data

Data for records on 1924-07-21: 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).

Histogram of margins by which records were beaten on 21 July 1924
Margin	Records
0 to 10	197
10 to 20	33
20 to 30	1
30 to 40	1
40 to 50	1