Weather Records on 21 August 2025

1,230 weather records were set or tied worldwide on 21 August 2025. Highest significance: Willow Tree (Yarrabah), AU.

Key Facts for 21 August 2025

On 21 August 2025, 1,230 weather records were set or tied at long-record stations worldwide.
778 were record highs and 129 were record lows, counting maximum and minimum temperature.
By timescale, 3 were all-time records, 35 monthly and 1,192 daily.
Willow Tree (Yarrabah) set a daily record precipitation of 43.0 mm (1.7 in) on 21 August 2025.
Across 165 earlier years (1800 to 2026) the same calendar date averaged 445 records.

Record Map

1,230 stations

1,230 station records on 21 August 2025 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 21 August 2025: highest significance records shown on the map
Station	Country	Type	Value	Significance
Willow Tree (Yarrabah)	Australia	Record daily precipitation	43.0 mm (1.7 in)	74 of 100 (Major)
Running Stream (Brooklyn)	Australia	Record daily precipitation	52.0 mm (2.0 in)	64 of 100 (Major)
Putty Tea Rooms	Australia	Record daily precipitation	41.4 mm (1.6 in)	63 of 100 (Major)
Labuan	Malaysia	Record daily precipitation	171.2 mm (6.7 in)	63 of 100 (Major)
Ulety	Russia	Record daily precipitation	46.0 mm (1.8 in)	63 of 100 (Major)
Kurrajong Heights (Bells Line	Australia	Record daily precipitation	54.2 mm (2.1 in)	62 of 100 (Major)
Double Island Point Lighthouse	Australia	Record daily precipitation	50.2 mm (2.0 in)	59 of 100 (Notable)
Barraba Post Office	Australia	Record daily precipitation	39.6 mm (1.6 in)	58 of 100 (Notable)
Gungal (Merryfields)	Australia	Record daily precipitation	46.0 mm (1.8 in)	58 of 100 (Notable)
Bingara Post Office	Australia	Record daily precipitation	55.0 mm (2.2 in)	56 of 100 (Notable)
Willow Tree (Green Hills)	Australia	Record daily precipitation	42.2 mm (1.7 in)	56 of 100 (Notable)
Quirindi (Spring Vale)	Australia	Record daily precipitation	44.0 mm (1.7 in)	56 of 100 (Notable)
Brushgrove Post Office	Australia	Record daily precipitation	50.0 mm (2.0 in)	56 of 100 (Notable)
Faulconbridge (St Georges Cres	Australia	Record daily precipitation	57.4 mm (2.3 in)	56 of 100 (Notable)
Zugspitze	Germany	Record daily precipitation	53.1 mm (2.1 in)	56 of 100 (Notable)
Harewood	Australia	Record daily precipitation	34.0 mm (1.3 in)	55 of 100 (Notable)
Barraba (Mount Lindsay)	Australia	Record daily precipitation	50.0 mm (2.0 in)	54 of 100 (Notable)
Warialda (Croppa)	Australia	Record daily precipitation	41.4 mm (1.6 in)	54 of 100 (Notable)
Willow Tree (Cooinda)	Australia	Record daily precipitation	43.8 mm (1.7 in)	54 of 100 (Notable)
Breeza (Alpha)	Australia	Record daily precipitation	34.2 mm (1.3 in)	54 of 100 (Notable)
Bilpin (Fern Grove)	Australia	Record daily precipitation	64.8 mm (2.6 in)	54 of 100 (Notable)
Halfway Creek (Pacific Hwy)	Australia	Record daily precipitation	50.0 mm (2.0 in)	53 of 100 (Notable)
Chita	Russia	Record daily precipitation	37.1 mm (1.5 in)	53 of 100 (Notable)
Yagaburne	Australia	Record daily precipitation	30.6 mm (1.2 in)	52 of 100 (Notable)
Gowrie South	Australia	Record daily precipitation	57.0 mm (2.2 in)	52 of 100 (Notable)
Bundarra Post Office	Australia	Record daily precipitation	45.0 mm (1.8 in)	52 of 100 (Notable)
Quirindi Post Office	Australia	Record daily precipitation	49.0 mm (1.9 in)	51 of 100 (Notable)
Oberndorf/Neckar-Aistaig	Germany	Record daily precipitation	43.5 mm (1.7 in)	51 of 100 (Notable)
Port Alcan	United States	Record daily precipitation	38.1 mm (1.5 in)	51 of 100 (Notable)
Marrickville Golf Club	Australia	Record daily precipitation	30.0 mm (1.2 in)	50 of 100 (Notable)
Maroota ( Roberts Road)	Australia	Record daily precipitation	37.0 mm (1.5 in)	50 of 100 (Notable)
Richmond - Uws Hawkesbury	Australia	Record daily precipitation	62.6 mm (2.5 in)	50 of 100 (Notable)
Richmond Raaf	Australia	Record daily precipitation	45.6 mm (1.8 in)	50 of 100 (Notable)
Bajandaj	Russia	Record daily precipitation	26.9 mm (1.1 in)	50 of 100 (Notable)
Woodlea	Australia	Record daily precipitation	28.2 mm (1.1 in)	49 of 100 (Notable)
Ashford (Burrabogie)	Australia	Record daily precipitation	46.0 mm (1.8 in)	49 of 100 (Notable)
Fraser Island Eurong	Australia	Record daily precipitation	100.8 mm (4.0 in)	48 of 100 (Notable)
Tulloona (Coolanga)	Australia	Record daily precipitation	37.6 mm (1.5 in)	48 of 100 (Notable)
Bingara (Keera)	Australia	Record daily precipitation	52.0 mm (2.0 in)	48 of 100 (Notable)
Nullo Mountain AWS	Australia	Record daily precipitation	65.4 mm (2.6 in)	48 of 100 (Notable)
Mount Boyce AWS	Australia	Record daily precipitation	64.2 mm (2.5 in)	48 of 100 (Notable)
Parramatta North (Masons Drive	Australia	Record daily precipitation	44.0 mm (1.7 in)	47 of 100 (Notable)
Albion Park Post Office	Australia	Record daily precipitation	70.1 mm (2.8 in)	47 of 100 (Notable)
Bybera	Australia	Record daily precipitation	26.4 mm (1.0 in)	46 of 100 (Notable)
Wondalli	Australia	Record daily precipitation	34.0 mm (1.3 in)	46 of 100 (Notable)
Krambach (Bellevue)	Australia	Record daily precipitation	36.0 mm (1.4 in)	46 of 100 (Notable)
Windamere Dam	Australia	Record daily precipitation	40.4 mm (1.6 in)	46 of 100 (Notable)
Berambing	Australia	Record daily precipitation	76.0 mm (3.0 in)	46 of 100 (Notable)
San Luis Obispo Poly	United States	Record high maximum temperature	37.2 C (99.0 F)	46 of 100 (Notable)
Silverton	United States	Record high maximum temperature	30.0 C (86.0 F)	46 of 100 (Notable)
Belah Park	Australia	Record daily precipitation	29.8 mm (1.2 in)	45 of 100 (Notable)
Campbelltown (Kentlyn (Georges	Australia	Record daily precipitation	40.0 mm (1.6 in)	45 of 100 (Notable)
Walden	United States	Record high maximum temperature	31.7 C (89.1 F)	45 of 100 (Notable)
Nha Trang	Vietnam	Record daily precipitation	52.3 mm (2.1 in)	45 of 100 (Notable)
Araluen	Australia	Record daily precipitation	43.0 mm (1.7 in)	44 of 100 (Notable)
Coombabah Water Treatment Plan	Australia	Record daily precipitation	72.8 mm (2.9 in)	44 of 100 (Notable)
Warialda Post Office	Australia	Record daily precipitation	41.2 mm (1.6 in)	44 of 100 (Notable)
Ilford (Tara)	Australia	Record daily precipitation	32.0 mm (1.3 in)	44 of 100 (Notable)
Prospect Reservoir	Australia	Record daily precipitation	35.0 mm (1.4 in)	44 of 100 (Notable)
Ola	United States	Record high minimum temperature	15.6 C (60.1 F)	44 of 100 (Notable)

Counts by Type and Timescale

1,230 records

Records set or tied on 21 August 2025 by type: Highest daily maximum 395, Lowest daily maximum 77, Highest daily minimum 383, Lowest daily minimum 52, Heaviest daily rainfall 323.

Records on 21 August 2025 by type
Record type	Records
Highest daily maximum	395
Lowest daily maximum	77
Highest daily minimum	383
Lowest daily minimum	52
Heaviest daily rainfall	323
Heaviest daily snowfall	0
Deepest snow cover	0

Records on 21 August 2025 by timescale: all-time 3, monthly 35, daily 1,192.

How Much Records Were Beaten By

991 broken records

Margins by which the 991 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 99.3. Ties are not counted.

Top 20 by Significance

21 August 2025

Top 20 records on 21 August 2025 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
21 August 2025	Willow Tree (Yarrabah), AU	daily rain	43.0 mm (1.7 in)	34.1 mm (1.3 in)	80 years	74 of 100 (Major)
21 August 2025	Running Stream (Brooklyn), AU	daily rain	52.0 mm (2.0 in)	27.6 mm (1.1 in)	88 years	64 of 100 (Major)
21 August 2025	Putty Tea Rooms, AU	daily rain	41.4 mm (1.6 in)	33.3 mm (1.3 in)	56 years	63 of 100 (Major)
21 August 2025	Labuan, MY	daily rain	171.2 mm (6.7 in)	99.3 mm (3.9 in)	63 years	63 of 100 (Major)
21 August 2025	Ulety, RU	daily rain	46.0 mm (1.8 in)	31.5 mm (1.2 in)	64 years	63 of 100 (Major)
21 August 2025	Kurrajong Heights (Bells Line, AU	daily rain	54.2 mm (2.1 in)	31.3 mm (1.2 in)	132 years	62 of 100 (Major)
21 August 2025	Double Island Point Lighthouse, AU	daily rain	50.2 mm (2.0 in)	19.2 mm (0.8 in)	130 years	59 of 100 (Notable)
21 August 2025	Barraba Post Office, AU	daily rain	39.6 mm (1.6 in)	16.7 mm (0.7 in)	123 years	58 of 100 (Notable)
21 August 2025	Gungal (Merryfields), AU	daily rain	46.0 mm (1.8 in)	34.6 mm (1.4 in)	44 years	58 of 100 (Notable)
21 August 2025	Bingara Post Office, AU	daily rain	55.0 mm (2.2 in)	16.9 mm (0.7 in)	123 years	56 of 100 (Notable)
21 August 2025	Willow Tree (Green Hills), AU	daily rain	42.2 mm (1.7 in)	30.0 mm (1.2 in)	56 years	56 of 100 (Notable)
21 August 2025	Quirindi (Spring Vale), AU	daily rain	44.0 mm (1.7 in)	31.0 mm (1.2 in)	56 years	56 of 100 (Notable)
21 August 2025	Brushgrove Post Office, AU	daily rain	50.0 mm (2.0 in)	23.3 mm (0.9 in)	125 years	56 of 100 (Notable)
21 August 2025	Faulconbridge (St Georges Cres, AU	daily rain	57.4 mm (2.3 in)	37.1 mm (1.5 in)	87 years	56 of 100 (Notable)
21 August 2025	Zugspitze, DE	daily rain	53.1 mm (2.1 in)	16.4 mm (0.6 in)	115 years	56 of 100 (Notable)
21 August 2025	Harewood, AU	daily rain	34.0 mm (1.3 in)	25.1 mm (1.0 in)	74 years	55 of 100 (Notable)
21 August 2025	Barraba (Mount Lindsay), AU	daily rain	50.0 mm (2.0 in)	22.6 mm (0.9 in)	123 years	54 of 100 (Notable)
21 August 2025	Warialda (Croppa), AU	daily rain	41.4 mm (1.6 in)	35.4 mm (1.4 in)	40 years	54 of 100 (Notable)
21 August 2025	Willow Tree (Cooinda), AU	daily rain	43.8 mm (1.7 in)	24.7 mm (1.0 in)	70 years	54 of 100 (Notable)
21 August 2025	Breeza (Alpha), AU	daily rain	34.2 mm (1.3 in)	26.3 mm (1.0 in)	56 years	54 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 2025

Records set or tied on this calendar date in each year from 1800 to 2025. 2025 had 1,230 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 2025-08-21: 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).

Histogram of margins by which records were beaten on 21 August 2025
Margin	Records
0 to 20	907
20 to 40	68
40 to 60	12
60 to 80	3
80 to 100	1