Weather Records on 24 August 1971

586 weather records were set or tied worldwide on 24 August 1971. Highest significance: Killora (Grasmere), AU.

Key Facts for 24 August 1971

On 24 August 1971, 586 weather records were set or tied at long-record stations worldwide.
57 were record highs and 344 were record lows, counting maximum and minimum temperature.
By timescale, 0 were all-time records, 27 monthly and 559 daily.
Killora (Grasmere) set a daily record precipitation of 49.0 mm (1.9 in) on 24 August 1971.
Across 162 earlier years (1802 to 2026) the same calendar date averaged 456 records.

Record Map

586 stations

586 station records on 24 August 1971 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 24 August 1971: highest significance records shown on the map
Station	Country	Type	Value	Significance
Killora (Grasmere)	Australia	Record daily precipitation	49.0 mm (1.9 in)	60 of 100 (Major)
Childs	United States	Record daily precipitation	53.3 mm (2.1 in)	60 of 100 (Major)
Humacao 2 SSE	Puerto Rico [United States]	Record daily precipitation	170.2 mm (6.7 in)	55 of 100 (Notable)
Haskell	United States	Record daily precipitation	89.7 mm (3.5 in)	55 of 100 (Notable)
Maria Island (Darlington)	Australia	Record daily precipitation	54.6 mm (2.1 in)	53 of 100 (Notable)
Liafoss	Norway	Record daily precipitation	57.3 mm (2.3 in)	53 of 100 (Notable)
Dunalley	Australia	Record daily precipitation	40.6 mm (1.6 in)	52 of 100 (Notable)
Middleton Post Office	Australia	Record daily precipitation	43.2 mm (1.7 in)	52 of 100 (Notable)
Luroy	Norway	Record daily precipitation	114.5 mm (4.5 in)	52 of 100 (Notable)
Rokeby (the Mall)	Australia	Record daily precipitation	39.6 mm (1.6 in)	50 of 100 (Notable)
Sorell (Whitlea)	Australia	Record daily precipitation	39.1 mm (1.5 in)	49 of 100 (Notable)
Kettering (Saddle Road)	Australia	Record daily precipitation	39.6 mm (1.6 in)	45 of 100 (Notable)
Port Arthur	Australia	Record daily precipitation	30.5 mm (1.2 in)	45 of 100 (Notable)
Ujar	Russia	Record daily precipitation	29.1 mm (1.1 in)	44 of 100 (Notable)
Orford South	Australia	Record daily precipitation	36.3 mm (1.4 in)	43 of 100 (Notable)
Tazovskoe	Russia	Record daily precipitation	50.1 mm (2.0 in)	43 of 100 (Notable)
Post	United States	Record daily precipitation	67.3 mm (2.6 in)	43 of 100 (Notable)
Oatlands Post Office	Australia	Record daily precipitation	25.7 mm (1.0 in)	41 of 100 (Notable)
Kolba	Russia	Record daily precipitation	31.2 mm (1.2 in)	41 of 100 (Notable)
Triabunna (3 Boyle Street)	Australia	Record daily precipitation	38.9 mm (1.5 in)	40 of 100 (Notable)
Santa Rosa	United States	Record daily precipitation	49.0 mm (1.9 in)	40 of 100 (Notable)
Buckland (Brockley)	Australia	Record daily precipitation	49.8 mm (2.0 in)	39 of 100 (Notable)
Chicoutimi	Canada	Record low maximum temperature	11.7 C (53.1 F)	39 of 100 (Notable)
Jonkoping	Sweden	Record low minimum temperature	2.9 C (37.2 F)	39 of 100 (Notable)
Graham	United States	Record daily precipitation	105.4 mm (4.1 in)	39 of 100 (Notable)
Sandford (Maydena)	Australia	Record daily precipitation	38.1 mm (1.5 in)	38 of 100 (Notable)
Peakvale Station	Australia	Record daily precipitation	48.3 mm (1.9 in)	37 of 100 (Notable)
Nugent	Australia	Record daily precipitation	38.1 mm (1.5 in)	37 of 100 (Notable)
Southport	Australia	Record daily precipitation	28.4 mm (1.1 in)	36 of 100 (Notable)
Freehold-Marlboro	United States	Record low minimum temperature	6.7 C (44.1 F)	36 of 100 (Notable)
Franklin	Australia	Record daily precipitation	26.7 mm (1.1 in)	35 of 100 (Notable)
Port Stanley	Canada	Record low minimum temperature	3.3 C (37.9 F)	35 of 100 (Notable)
Marshall	United States	Record daily precipitation	46.2 mm (1.8 in)	35 of 100 (Notable)
Port Dover	Canada	Record low maximum temperature	18.9 C (66.0 F)	34 of 100 (Routine)
Lunawanna	Australia	Record daily precipitation	39.6 mm (1.6 in)	33 of 100 (Routine)
Wattle Hill	Australia	Record daily precipitation	43.4 mm (1.7 in)	33 of 100 (Routine)
Nubeena	Australia	Record daily precipitation	25.7 mm (1.0 in)	33 of 100 (Routine)
Syuryun-Kyuyel	Russia	Record daily precipitation	36.3 mm (1.4 in)	33 of 100 (Routine)
Cape Bruny Lighthouse	Australia	Record daily precipitation	30.7 mm (1.2 in)	32 of 100 (Routine)
Opossum Bay	Australia	Record daily precipitation	38.9 mm (1.5 in)	32 of 100 (Routine)
Poretskoye	Russia	Record low maximum temperature	13.5 C (56.3 F)	32 of 100 (Routine)
Bellerive (Fort Street)	Australia	Record daily precipitation	35.8 mm (1.4 in)	31 of 100 (Routine)
Karlstad	Sweden	Record low minimum temperature	5.1 C (41.2 F)	31 of 100 (Routine)
Vastervik	Sweden	Record low minimum temperature	5.8 C (42.4 F)	31 of 100 (Routine)
Chardzhev	Turkmenistan	Record high minimum temperature	24.2 C (75.6 F)	31 of 100 (Routine)
Rockport 1 ESE	United States	Record low minimum temperature	8.9 C (48.0 F)	31 of 100 (Routine)
Albany	United States	Record daily precipitation	48.8 mm (1.9 in)	31 of 100 (Routine)
Ft Morgan	United States	Record high maximum temperature	37.2 C (99.0 F)	30 of 100 (Routine)
Snyder	United States	Record daily precipitation	47.5 mm (1.9 in)	30 of 100 (Routine)
Stamford 1	United States	Record daily precipitation	76.2 mm (3.0 in)	30 of 100 (Routine)
Bream Creek (Stroud)	Australia	Record daily precipitation	71.4 mm (2.8 in)	29 of 100 (Routine)
Eaglehawk Neck (Jetty Road)	Australia	Record daily precipitation	62.0 mm (2.4 in)	29 of 100 (Routine)
Vanersborg	Sweden	Record low minimum temperature	6.7 C (44.1 F)	29 of 100 (Routine)
Morobay Lock	United States	Record daily precipitation	38.4 mm (1.5 in)	29 of 100 (Routine)
Clinton	United States	Record low minimum temperature	6.7 C (44.1 F)	29 of 100 (Routine)
Chatham Exp Fa	United States	Record low minimum temperature	-2.2 C (28.0 F)	29 of 100 (Routine)
Spier Falls	United States	Record low maximum temperature	20.0 C (68.0 F)	29 of 100 (Routine)
Tasman Island Lighthouse	Australia	Record daily precipitation	25.7 mm (1.0 in)	28 of 100 (Routine)
Kewanee 1E	United States	Record daily precipitation	43.9 mm (1.7 in)	28 of 100 (Routine)
E Jordan	United States	Record low maximum temperature	12.8 C (55.0 F)	28 of 100 (Routine)

Counts by Type and Timescale

586 records

Records set or tied on 24 August 1971 by type: Highest daily maximum 20, Lowest daily maximum 103, Highest daily minimum 37, Lowest daily minimum 241, Heaviest daily rainfall 185.

Records on 24 August 1971 by type
Record type	Records
Highest daily maximum	20
Lowest daily maximum	103
Highest daily minimum	37
Lowest daily minimum	241
Heaviest daily rainfall	185
Heaviest daily snowfall	0
Deepest snow cover	0

Records on 24 August 1971 by timescale: all-time 0, monthly 27, daily 559.

How Much Records Were Beaten By

449 broken records

Margins by which the 449 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 118.4. Ties are not counted.

Top 20 by Significance

24 August 1971

Top 20 records on 24 August 1971 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
24 August 1971	Killora (Grasmere), AU	daily rain	49.0 mm (1.9 in)	32.7 mm (1.3 in)	52 years	60 of 100 (Major)
24 August 1971	Childs, US	daily rain	53.3 mm (2.1 in)	40.6 mm (1.6 in)	50 years	60 of 100 (Major)
24 August 1971	Humacao 2 SSE, PR	daily rain	170.2 mm (6.7 in)	118.4 mm (4.7 in)	36 years	55 of 100 (Notable)
24 August 1971	Haskell, US	daily rain	89.7 mm (3.5 in)	66.8 mm (2.6 in)	29 years	55 of 100 (Notable)
24 August 1971	Maria Island (Darlington), AU	daily rain	54.6 mm (2.1 in)	28.7 mm (1.1 in)	29 years	53 of 100 (Notable)
24 August 1971	Liafoss, NO	daily rain	57.3 mm (2.3 in)	34.8 mm (1.4 in)	34 years	53 of 100 (Notable)
24 August 1971	Dunalley, AU	daily rain	40.6 mm (1.6 in)	24.6 mm (1.0 in)	29 years	52 of 100 (Notable)
24 August 1971	Middleton Post Office, AU	daily rain	43.2 mm (1.7 in)	25.4 mm (1.0 in)	24 years	52 of 100 (Notable)
24 August 1971	Luroy, NO	daily rain	114.5 mm (4.5 in)	53.6 mm (2.1 in)	38 years	52 of 100 (Notable)
24 August 1971	Rokeby (the Mall), AU	daily rain	39.6 mm (1.6 in)	15.7 mm (0.6 in)	29 years	50 of 100 (Notable)
24 August 1971	Sorell (Whitlea), AU	daily rain	39.1 mm (1.5 in)	14.2 mm (0.6 in)	29 years	49 of 100 (Notable)
24 August 1971	Kettering (Saddle Road), AU	daily rain	39.6 mm (1.6 in)	19.8 mm (0.8 in)	29 years	45 of 100 (Notable)
24 August 1971	Port Arthur, AU	daily rain	30.5 mm (1.2 in)	4.3 mm (0.17 in)	128 years	45 of 100 (Notable)
24 August 1971	Ujar, RU	daily rain	29.1 mm (1.1 in)	22.6 mm (0.9 in)	16 years	44 of 100 (Notable)
24 August 1971	Orford South, AU	daily rain	36.3 mm (1.4 in)	21.8 mm (0.9 in)	0 years	43 of 100 (Notable)
24 August 1971	Tazovskoe, RU	monthly rain	50.1 mm (2.0 in)	12.7 mm (0.5 in)	17 years	43 of 100 (Notable)
24 August 1971	Post, US	daily rain	67.3 mm (2.6 in)	52.6 mm (2.1 in)	4 years	43 of 100 (Notable)
24 August 1971	Oatlands Post Office, AU	daily rain	25.7 mm (1.0 in)	8.2 mm (0.32 in)	52 years	41 of 100 (Notable)
24 August 1971	Kolba, RU	daily rain	31.2 mm (1.2 in)	20.7 mm (0.8 in)	32 years	41 of 100 (Notable)
24 August 1971	Triabunna (3 Boyle Street), AU	daily rain	38.9 mm (1.5 in)	16.0 mm (0.6 in)	29 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

1802 to 1971

Records set or tied on this calendar date in each year from 1802 to 1971. 1971 had 586 records.

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

Records on 08-24 in each year
Year	Records
1802	1
1807	1
1816	1
1817	2
1818	1
1824	1
1836	1
1838	1
1839	1
1845	1
1848	1
1853	1
1855	2
1859	1
1864	1
1869	1
1870	1
1876	1
1877	1
1878	2
1879	1
1880	2
1881	1
1882	1
1885	3
1886	2
1889	3
1890	2
1891	5
1892	4
1893	2
1894	2
1895	5
1897	1
1898	5
1899	7
1900	9
1901	6
1902	6
1903	13
1904	8
1905	10
1906	22
1907	20
1908	18
1909	36
1910	22
1911	41
1912	37
1913	17
1914	24
1915	182
1916	33
1917	51
1918	79
1919	66
1920	568
1921	52
1922	98
1923	167
1924	153
1925	177
1926	133
1927	338
1928	288
1929	250
1930	240
1931	312
1932	218
1933	305
1934	617
1935	305
1936	937
1937	390
1938	483
1939	271
1940	706
1941	263
1942	549
1943	496
1944	556
1945	404
1946	425
1947	821
1948	794
1949	260
1950	378
1951	459
1952	528
1953	479
1954	631
1955	426
1956	364
1957	686
1958	547
1959	555
1960	549
1961	502
1962	413
1963	505
1964	670
1965	461
1966	707
1967	536
1968	1,039
1969	734
1970	622
1971	586
1972	587
1973	572
1974	481
1975	722
1976	493
1977	842
1978	588
1979	475
1980	669
1981	579
1982	932
1983	915
1984	600
1985	892
1986	726
1987	1,213
1988	1,093
1989	944
1990	654
1991	599
1992	1,724
1993	987
1994	618
1995	1,111
1996	1,275
1997	1,872
1998	1,113
1999	905
2000	830
2001	872
2002	1,114
2003	1,848
2004	979
2005	718
2006	859
2007	1,530
2008	954
2009	1,085
2010	1,278
2011	1,479
2012	647
2013	395
2014	832
2015	886
2016	906
2017	398
2018	442
2019	416
2020	1,055
2021	788
2022	795
2023	1,437
2024	1,338
2025	1,084
2026	618

Download the Data

Data for records on 1971-08-24: 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 2026-10-16. Last revised 16 October 2026 (2026-10-16).

Margin	Records
0 to 20	427
20 to 40	16
40 to 60	4
60 to 80	1
80 to 100	0
100 to 120	1