Weather Records on 21 August 2024

777 weather records were set or tied worldwide on 21 August 2024. Highest significance: Agartala, IN.

Key Facts for 21 August 2024

On 21 August 2024, 777 weather records were set or tied at long-record stations worldwide.
442 were record highs and 256 were record lows, counting maximum and minimum temperature.
By timescale, 3 were all-time records, 24 monthly and 750 daily.
Agartala set a daily record precipitation of 182.1 mm (7.2 in) on 21 August 2024.
Across 165 earlier years (1800 to 2026) the same calendar date averaged 448 records.

Record Map

777 stations

777 station records on 21 August 2024 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 21 August 2024: highest significance records shown on the map
Station	Country	Type	Value	Significance
Agartala	India	Record daily precipitation	182.1 mm (7.2 in)	76 of 100 (Major)
Larissa	Greece	Record daily precipitation	42.9 mm (1.7 in)	63 of 100 (Major)
Lewisburg Exp STN	United States	Record low minimum temperature	5.6 C (42.1 F)	55 of 100 (Notable)
Whyanbeel Valley	Australia	Record daily precipitation	39.4 mm (1.6 in)	52 of 100 (Notable)
Brownsville	United States	Record high maximum temperature	38.9 C (102.0 F)	49 of 100 (Notable)
Threave	United Kingdom	Record daily precipitation	42.8 mm (1.7 in)	48 of 100 (Notable)
Forestburg 4 NNE	United States	Record low maximum temperature	18.3 C (64.9 F)	47 of 100 (Notable)
Kuranda Railway Station	Australia	Record daily precipitation	37.0 mm (1.5 in)	46 of 100 (Notable)
Rogersville 1 NE	United States	Record low minimum temperature	9.4 C (48.9 F)	44 of 100 (Notable)
Bellenden Ker Bottom STN	Australia	Record daily precipitation	53.0 mm (2.1 in)	43 of 100 (Notable)
South Johnstone Exp STN	Australia	Record daily precipitation	48.6 mm (1.9 in)	43 of 100 (Notable)
Spur	United States	Record high maximum temperature	41.1 C (106.0 F)	43 of 100 (Notable)
Lewisburg 3 N	United States	Record low maximum temperature	18.9 C (66.0 F)	43 of 100 (Notable)
Kokomo 3 WSW	United States	Record low minimum temperature	6.7 C (44.1 F)	42 of 100 (Notable)
Cookeville	United States	Record low minimum temperature	10.6 C (51.1 F)	42 of 100 (Notable)
Ganzhou	China	Record daily precipitation	102.6 mm (4.0 in)	41 of 100 (Notable)
Robinson	United States	Record low minimum temperature	10.0 C (50.0 F)	41 of 100 (Notable)
Ft Stockton	United States	Record high minimum temperature	25.6 C (78.1 F)	41 of 100 (Notable)
Albany	Australia	Record high minimum temperature	12.9 C (55.2 F)	40 of 100 (Notable)
Marrawah	Australia	Record daily precipitation	35.0 mm (1.4 in)	40 of 100 (Notable)
Isfjord Radio	Norway	Record high minimum temperature	8.4 C (47.1 F)	40 of 100 (Notable)
McCamey	United States	Record high minimum temperature	27.8 C (82.0 F)	40 of 100 (Notable)
Benmore: Younger Botanic Garde	United Kingdom	Record daily precipitation	65.4 mm (2.6 in)	39 of 100 (Notable)
Betatakin	United States	Record high maximum temperature	35.6 C (96.1 F)	39 of 100 (Notable)
W Pt	United States	Record low maximum temperature	21.7 C (71.1 F)	39 of 100 (Notable)
Aztec Ruins Nm	United States	Record high maximum temperature	37.2 C (99.0 F)	39 of 100 (Notable)
Northdown (Hamley)	Australia	Record daily precipitation	28.8 mm (1.1 in)	38 of 100 (Notable)
Mt Sterling	United States	Record low minimum temperature	7.2 C (45.0 F)	38 of 100 (Notable)
Ballinger 2 NW	United States	Record high maximum temperature	42.2 C (108.0 F)	38 of 100 (Notable)
Coleman	United States	Record high maximum temperature	42.2 C (108.0 F)	38 of 100 (Notable)
Snyder	United States	Record high maximum temperature	41.7 C (107.1 F)	38 of 100 (Notable)
Roscoe	United States	Record high maximum temperature	41.7 C (107.1 F)	37 of 100 (Notable)
Alderson	United States	Record low maximum temperature	20.0 C (68.0 F)	37 of 100 (Notable)
Parkersburg	United States	Record low minimum temperature	9.4 C (48.9 F)	37 of 100 (Notable)
San Carlos Rsvr	United States	Record high minimum temperature	29.4 C (84.9 F)	36 of 100 (Notable)
Ann Arbor U of Mich	United States	Record low minimum temperature	5.6 C (42.1 F)	36 of 100 (Notable)
Watertown	United States	Record low maximum temperature	17.2 C (63.0 F)	36 of 100 (Notable)
Annapolis US Naval Academy Aso	United States	Record low minimum temperature	13.9 C (57.0 F)	36 of 100 (Notable)
Lockhart River Airport	Australia	Record high maximum temperature	31.0 C (87.8 F)	35 of 100 (Notable)
Dos Bocas	Puerto Rico [United States]	Record high minimum temperature	23.9 C (75.0 F)	35 of 100 (Notable)
Vinnytsia	Ukraine	Record high maximum temperature	36.6 C (97.9 F)	35 of 100 (Notable)
Genoa	United States	Record daily precipitation	33.0 mm (1.3 in)	35 of 100 (Notable)
Myakka Rvr Sp	United States	Record daily precipitation	96.5 mm (3.8 in)	35 of 100 (Notable)
Orient	United States	Record daily precipitation	67.6 mm (2.7 in)	35 of 100 (Notable)
Albany	United States	Record high maximum temperature	43.9 C (111.0 F)	35 of 100 (Notable)
Wise 1SE	United States	Record low maximum temperature	18.9 C (66.0 F)	35 of 100 (Notable)
Parkersburg AP	United States	Record low minimum temperature	7.2 C (45.0 F)	35 of 100 (Notable)
Ft Kent	United States	Record low maximum temperature	13.9 C (57.0 F)	34 of 100 (Routine)
Cimarron 4 SW	United States	Record high minimum temperature	17.2 C (63.0 F)	34 of 100 (Routine)
Moorcroft 3S	United States	Record high minimum temperature	19.4 C (66.9 F)	34 of 100 (Routine)
Darwin Airport	Australia	Record high maximum temperature	35.2 C (95.4 F)	33 of 100 (Routine)
Bjoernoeya	Norway	Record high maximum temperature	15.8 C (60.4 F)	33 of 100 (Routine)
Krasnaja_Gora	Russia	Record high minimum temperature	19.0 C (66.2 F)	33 of 100 (Routine)
Kinlochewe	United Kingdom	Record daily precipitation	40.4 mm (1.6 in)	33 of 100 (Routine)
Washington 1 W	United States	Record low minimum temperature	10.0 C (50.0 F)	33 of 100 (Routine)
Lowville	United States	Record low maximum temperature	13.3 C (55.9 F)	33 of 100 (Routine)
Eden	United States	Record high maximum temperature	41.1 C (106.0 F)	33 of 100 (Routine)
Beckley Va Hospital	United States	Record low maximum temperature	16.7 C (62.1 F)	33 of 100 (Routine)
Childress Muni AP	United States	Record high maximum temperature	43.3 C (109.9 F)	33 of 100 (Routine)
Mawbanna (Mawbanna Road)	Australia	Record daily precipitation	40.0 mm (1.6 in)	32 of 100 (Routine)

Counts by Type and Timescale

777 records

Records set or tied on 21 August 2024 by type: Highest daily maximum 196, Lowest daily maximum 107, Highest daily minimum 246, Lowest daily minimum 149, Heaviest daily rainfall 79.

Records on 21 August 2024 by type
Record type	Records
Highest daily maximum	196
Lowest daily maximum	107
Highest daily minimum	246
Lowest daily minimum	149
Heaviest daily rainfall	79
Heaviest daily snowfall	0
Deepest snow cover	0

Records on 21 August 2024 by timescale: all-time 3, monthly 24, daily 750.

How Much Records Were Beaten By

579 broken records

Margins by which the 579 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 110.7. Ties are not counted.

Top 20 by Significance

21 August 2024

Top 20 records on 21 August 2024 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
21 August 2024	Agartala, IN	daily rain	182.1 mm (7.2 in)	110.7 mm (4.4 in)	89 years	76 of 100 (Major)
21 August 2024	Larissa, GR	daily rain	42.9 mm (1.7 in)	30.4 mm (1.2 in)	64 years	63 of 100 (Major)
21 August 2024	Lewisburg Exp STN, US	daily low min	5.6 C (42.1 F)	5.5 C (9.9 F)	97 years	55 of 100 (Notable)
21 August 2024	Whyanbeel Valley, AU	daily rain	39.4 mm (1.6 in)	23.7 mm (0.9 in)	70 years	52 of 100 (Notable)
21 August 2024	Brownsville, US	daily high max	38.9 C (102.0 F)	1.7 C (3.1 F)	106 years	49 of 100 (Notable)
21 August 2024	Threave, GB	daily rain	42.8 mm (1.7 in)	29.4 mm (1.2 in)	21 years	48 of 100 (Notable)
21 August 2024	Forestburg 4 NNE, US	daily low max	18.3 C (64.9 F)	3.4 C (6.1 F)	120 years	47 of 100 (Notable)
21 August 2024	Kuranda Railway Station, AU	daily rain	37.0 mm (1.5 in)	6.5 mm (0.26 in)	112 years	46 of 100 (Notable)
21 August 2024	Rogersville 1 NE, US	daily low min	9.4 C (48.9 F)	1.2 C (2.2 F)	102 years	44 of 100 (Notable)
21 August 2024	Bellenden Ker Bottom STN, AU	daily rain	53.0 mm (2.1 in)	41.0 mm (1.6 in)	27 years	43 of 100 (Notable)
21 August 2024	South Johnstone Exp STN, AU	daily rain	48.6 mm (1.9 in)	6.2 mm (0.24 in)	94 years	43 of 100 (Notable)
21 August 2024	Spur, US	daily high max	41.1 C (106.0 F)	1.1 C (2.0 F)	113 years	43 of 100 (Notable)
21 August 2024	Lewisburg 3 N, US	daily low max	18.9 C (66.0 F)	1.7 C (3.1 F)	94 years	43 of 100 (Notable)
21 August 2024	Kokomo 3 WSW, US	daily low min	6.7 C (44.1 F)	1.1 C (2.0 F)	116 years	42 of 100 (Notable)
21 August 2024	Cookeville, US	daily low min	10.6 C (51.1 F)	1.1 C (2.0 F)	97 years	42 of 100 (Notable)
21 August 2024	Ganzhou, CN	daily rain	102.6 mm (4.0 in)	21.4 mm (0.8 in)	71 years	41 of 100 (Notable)
21 August 2024	Robinson, US	daily low min	10.0 C (50.0 F)	0.6 C (1.1 F)	126 years	41 of 100 (Notable)
21 August 2024	Ft Stockton, US	daily high min	25.6 C (78.1 F)	2.8 C (5.0 F)	72 years	41 of 100 (Notable)
21 August 2024	Albany, AU	daily high min	12.9 C (55.2 F)	0.7 C (1.3 F)	90 years	40 of 100 (Notable)
21 August 2024	Marrawah, AU	daily rain	35.0 mm (1.4 in)	12.2 mm (0.5 in)	44 years	40 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

1800 to 2024

Records set or tied on this calendar date in each year from 1800 to 2024. 2024 had 777 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	1,290

Download the Data

Data for records on 2024-08-21: 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 2026-10-13. Last revised 13 October 2026 (2026-10-13).

Margin	Records
0 to 20	568
20 to 40	8
40 to 60	2
60 to 80	0
80 to 100	0
100 to 120	1