Weather Records on 4 August 1972

773 weather records were set or tied worldwide on 4 August 1972. Highest significance: Iguape, BR.

Key Facts for 4 August 1972

On 4 August 1972, 773 weather records were set or tied at long-record stations worldwide.
97 were record highs and 421 were record lows, counting maximum and minimum temperature.
By timescale, 4 were all-time records, 21 monthly and 748 daily.
Iguape set a daily record precipitation of 64.8 mm (2.6 in) on 4 August 1972.
Across 165 earlier years (1815 to 2026) the same calendar date averaged 439 records.

Record Map

773 stations

773 station records on 4 August 1972 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 4 August 1972: highest significance records shown on the map
Station	Country	Type	Value	Significance
Iguape	Brazil	Record daily precipitation	64.8 mm (2.6 in)	55 of 100 (Notable)
Ponte Melo Peixoto	Brazil	Record daily precipitation	66.2 mm (2.6 in)	54 of 100 (Notable)
Ibirama (Pcd)	Brazil	Record daily precipitation	83.7 mm (3.3 in)	53 of 100 (Notable)
Tibaji	Brazil	Record daily precipitation	55.6 mm (2.2 in)	52 of 100 (Notable)
Arrozeira	Brazil	Record daily precipitation	60.0 mm (2.4 in)	52 of 100 (Notable)
Ituporanga (Pcd)	Brazil	Record daily precipitation	102.5 mm (4.0 in)	49 of 100 (Notable)
Pomerode	Brazil	Record daily precipitation	68.8 mm (2.7 in)	48 of 100 (Notable)
Luiz Alves	Brazil	Record daily precipitation	51.0 mm (2.0 in)	47 of 100 (Notable)
Nova Bremen	Brazil	Record daily precipitation	59.4 mm (2.3 in)	47 of 100 (Notable)
Sao Ludgero	Brazil	Record daily precipitation	71.2 mm (2.8 in)	46 of 100 (Notable)
Eldorado	Brazil	Record daily precipitation	59.1 mm (2.3 in)	45 of 100 (Notable)
Ariri	Brazil	Record daily precipitation	68.5 mm (2.7 in)	45 of 100 (Notable)
Santa Sofia	Brazil	Record daily precipitation	28.5 mm (1.1 in)	44 of 100 (Notable)
Tejupa	Brazil	Record daily precipitation	47.2 mm (1.9 in)	44 of 100 (Notable)
Camargo (Smn)	Mexico	Record daily precipitation	30.0 mm (1.2 in)	44 of 100 (Notable)
Apiuna -Regua Nova (Pcd)	Brazil	Record daily precipitation	52.6 mm (2.1 in)	43 of 100 (Notable)
Porto da Folha	Brazil	Record daily precipitation	29.6 mm (1.2 in)	42 of 100 (Notable)
Sharon Springs	United States	Record low maximum temperature	22.2 C (72.0 F)	42 of 100 (Notable)
Cave Run Lake	United States	Record daily precipitation	106.2 mm (4.2 in)	42 of 100 (Notable)
Haileybury	Canada	Record low minimum temperature	-1.7 C (28.9 F)	41 of 100 (Notable)
Beatrice	Canada	Record low minimum temperature	1.7 C (35.1 F)	41 of 100 (Notable)
Usina Sao Jose	Brazil	Record daily precipitation	46.8 mm (1.8 in)	40 of 100 (Notable)
Lazdijai	Lithuania	Record daily precipitation	79.8 mm (3.1 in)	40 of 100 (Notable)
Sonora	United States	Record daily precipitation	33.0 mm (1.3 in)	40 of 100 (Notable)
Webster Springs	United States	Record daily precipitation	63.5 mm (2.5 in)	40 of 100 (Notable)
Yajlju	Russia	Record daily precipitation	46.5 mm (1.8 in)	39 of 100 (Notable)
Estancia	Brazil	Record daily precipitation	38.2 mm (1.5 in)	38 of 100 (Notable)
Pouso Redondo	Brazil	Record daily precipitation	49.2 mm (1.9 in)	37 of 100 (Notable)
Ibirarema	Brazil	Record daily precipitation	41.1 mm (1.6 in)	37 of 100 (Notable)
Sao Paulo	Brazil	Record daily precipitation	32.5 mm (1.3 in)	37 of 100 (Notable)
Ojo Caliente	Mexico	Record daily precipitation	40.9 mm (1.6 in)	37 of 100 (Notable)
Itoupava Central	Brazil	Record daily precipitation	42.2 mm (1.7 in)	36 of 100 (Notable)
Taio (Pcd)	Brazil	Record daily precipitation	50.1 mm (2.0 in)	36 of 100 (Notable)
Usina Santa Fe	Brazil	Record daily precipitation	25.5 mm (1.0 in)	36 of 100 (Notable)
Tatui	Brazil	Record daily precipitation	47.0 mm (1.9 in)	36 of 100 (Notable)
Bairro Do Pinheiro	Brazil	Record daily precipitation	32.0 mm (1.3 in)	36 of 100 (Notable)
Cemal	Russia	Record daily precipitation	51.3 mm (2.0 in)	36 of 100 (Notable)
Franklin	United States	Record low maximum temperature	22.8 C (73.0 F)	36 of 100 (Notable)
Riversul	Brazil	Record daily precipitation	42.7 mm (1.7 in)	35 of 100 (Notable)
Rocksprings	United States	Record daily precipitation	65.3 mm (2.6 in)	35 of 100 (Notable)
Praia Grande (Parana)	Brazil	Record daily precipitation	36.9 mm (1.5 in)	34 of 100 (Routine)
Viljandi	Estonia	Record daily precipitation	38.6 mm (1.5 in)	34 of 100 (Routine)
Brohovo	Russia	Record daily precipitation	32.2 mm (1.3 in)	34 of 100 (Routine)
Burlington	United States	Record low minimum temperature	4.4 C (39.9 F)	34 of 100 (Routine)
Holly	United States	Record low maximum temperature	21.7 C (71.1 F)	34 of 100 (Routine)
Boerne	United States	Record daily precipitation	40.9 mm (1.6 in)	34 of 100 (Routine)
Falfurrias	United States	Record low minimum temperature	16.7 C (62.1 F)	34 of 100 (Routine)
Salto Do Itarare	Brazil	Record daily precipitation	68.3 mm (2.7 in)	33 of 100 (Routine)
Odesa	Ukraine	Record daily precipitation	33.4 mm (1.3 in)	33 of 100 (Routine)
Trinidad	United States	Record high minimum temperature	22.2 C (72.0 F)	33 of 100 (Routine)
Ellsworth	United States	Record low maximum temperature	22.2 C (72.0 F)	33 of 100 (Routine)
Hoxie	United States	Record low maximum temperature	21.7 C (71.1 F)	33 of 100 (Routine)
Yates Ctr	United States	Record low maximum temperature	25.6 C (78.1 F)	33 of 100 (Routine)
Morris W Cntrl Rsch & Outreach	United States	Record low maximum temperature	17.2 C (63.0 F)	33 of 100 (Routine)
Martinsdale 3 NNW	United States	Record low minimum temperature	2.8 C (37.0 F)	33 of 100 (Routine)
Brookings 2 NE	United States	Record low maximum temperature	18.9 C (66.0 F)	33 of 100 (Routine)
Upton	United States	Record low maximum temperature	17.8 C (64.0 F)	33 of 100 (Routine)
Park Rapids Muni AP	United States	Record low minimum temperature	2.2 C (36.0 F)	33 of 100 (Routine)
Piraju	Brazil	Record daily precipitation	30.5 mm (1.2 in)	32 of 100 (Routine)
Jataizinho Aneel/Cesp	Brazil	Record daily precipitation	27.4 mm (1.1 in)	32 of 100 (Routine)

Counts by Type and Timescale

773 records

Records set or tied on 4 August 1972 by type: Highest daily maximum 48, Lowest daily maximum 212, Highest daily minimum 49, Lowest daily minimum 209, Heaviest daily rainfall 254, Deepest snow cover 1.

Records on 4 August 1972 by type
Record type	Records
Highest daily maximum	48
Lowest daily maximum	212
Highest daily minimum	49
Lowest daily minimum	209
Heaviest daily rainfall	254
Heaviest daily snowfall	0
Deepest snow cover	1

Records on 4 August 1972 by timescale: all-time 4, monthly 21, daily 748.

How Much Records Were Beaten By

619 broken records

Margins by which the 619 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 63.7. Ties are not counted.

Top 20 by Significance

4 August 1972

Top 20 records on 4 August 1972 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
4 August 1972	Iguape, BR	daily rain	64.8 mm (2.6 in)	37.8 mm (1.5 in)	40 years	55 of 100 (Notable)
4 August 1972	Ponte Melo Peixoto, BR	monthly rain	66.2 mm (2.6 in)	26.0 mm (1.0 in)	30 years	54 of 100 (Notable)
4 August 1972	Ibirama (Pcd), BR	daily rain	83.7 mm (3.3 in)	63.7 mm (2.5 in)	36 years	53 of 100 (Notable)
4 August 1972	Tibaji, BR	daily rain	55.6 mm (2.2 in)	53.8 mm (2.1 in)	31 years	52 of 100 (Notable)
4 August 1972	Arrozeira, BR	daily rain	60.0 mm (2.4 in)	51.4 mm (2.0 in)	31 years	52 of 100 (Notable)
4 August 1972	Ituporanga (Pcd), BR	monthly rain	102.5 mm (4.0 in)	41.7 mm (1.6 in)	14 years	49 of 100 (Notable)
4 August 1972	Pomerode, BR	daily rain	68.8 mm (2.7 in)	44.6 mm (1.8 in)	31 years	48 of 100 (Notable)
4 August 1972	Luiz Alves, BR	daily rain	51.0 mm (2.0 in)	42.8 mm (1.7 in)	20 years	47 of 100 (Notable)
4 August 1972	Nova Bremen, BR	daily rain	59.4 mm (2.3 in)	46.2 mm (1.8 in)	31 years	47 of 100 (Notable)
4 August 1972	Sao Ludgero, BR	daily rain	71.2 mm (2.8 in)	57.0 mm (2.2 in)	12 years	46 of 100 (Notable)
4 August 1972	Eldorado, BR	daily rain	59.1 mm (2.3 in)	49.7 mm (2.0 in)	7 years	45 of 100 (Notable)
4 August 1972	Ariri, BR	daily rain	68.5 mm (2.7 in)	63.6 mm (2.5 in)	7 years	45 of 100 (Notable)
4 August 1972	Santa Sofia, BR	daily rain	28.5 mm (1.1 in)	28.5 mm (1.1 in)	34 years	44 of 100 (Notable)
4 August 1972	Tejupa, BR	daily rain	47.2 mm (1.9 in)	30.7 mm (1.2 in)	21 years	44 of 100 (Notable)
4 August 1972	Camargo (Smn), MX	daily rain	30.0 mm (1.2 in)	17.0 mm (0.7 in)	62 years	44 of 100 (Notable)
4 August 1972	Apiuna -Regua Nova (Pcd), BR	daily rain	52.6 mm (2.1 in)	40.2 mm (1.6 in)	31 years	43 of 100 (Notable)
4 August 1972	Porto da Folha, BR	daily rain	29.6 mm (1.2 in)	13.6 mm (0.5 in)	28 years	42 of 100 (Notable)
4 August 1972	Sharon Springs, US	daily low max	22.2 C (72.0 F)	4.5 C (8.1 F)	77 years	42 of 100 (Notable)
4 August 1972	Cave Run Lake, US	monthly rain	106.2 mm (4.2 in)	17.3 mm (0.7 in)	49 years	42 of 100 (Notable)
4 August 1972	Haileybury, CA	monthly low min	-1.7 C (28.9 F)	0.6 C (1.1 F)	74 years	41 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

1815 to 1972

Records set or tied on this calendar date in each year from 1815 to 1972. 1972 had 773 records.

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

Records on 08-04 in each year
Year	Records
1815	1
1827	1
1830	2
1833	1
1835	1
1843	1
1846	1
1847	1
1848	1
1857	1
1859	2
1860	2
1863	1
1865	3
1867	1
1868	1
1870	1
1871	1
1872	2
1874	3
1875	1
1878	3
1879	1
1881	2
1882	1
1883	1
1885	3
1886	1
1887	3
1888	4
1889	2
1890	1
1891	2
1893	2
1894	1
1895	3
1896	4
1897	3
1898	1
1899	7
1900	6
1902	4
1903	18
1904	11
1905	19
1906	14
1907	20
1908	31
1909	27
1910	17
1911	23
1912	51
1913	15
1914	33
1915	85
1916	97
1917	29
1918	95
1919	34
1920	79
1921	67
1922	68
1923	146
1924	132
1925	77
1926	334
1927	136
1928	352
1929	224
1930	698
1931	371
1932	258
1933	347
1934	521
1935	367
1936	719
1937	258
1938	489
1939	433
1940	236
1941	383
1942	303
1943	468
1944	662
1945	355
1946	265
1947	845
1948	558
1949	421
1950	666
1951	680
1952	465
1953	1,017
1954	426
1955	624
1956	437
1957	343
1958	533
1959	303
1960	331
1961	745
1962	470
1963	438
1964	885
1965	409
1966	552
1967	428
1968	280
1969	638
1970	415
1971	813
1972	773
1973	748
1974	1,040
1975	772
1976	801
1977	599
1978	1,051
1979	510
1980	998
1981	636
1982	703
1983	920
1984	722
1985	634
1986	905
1987	892
1988	1,204
1989	738
1990	1,013
1991	769
1992	754
1993	1,046
1994	1,265
1995	1,117
1996	1,143
1997	891
1998	1,423
1999	762
2000	840
2001	1,087
2002	928
2003	1,309
2004	968
2005	1,246
2006	1,131
2007	685
2008	883
2009	681
2010	1,665
2011	1,536
2012	738
2013	452
2014	980
2015	505
2016	732
2017	1,134
2018	760
2019	499
2020	778
2021	691
2022	1,185
2023	1,150
2024	809
2025	840
2026	1,044

Download the Data

Data for records on 1972-08-04: 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 10	511
10 to 20	55
20 to 30	31
30 to 40	10
40 to 50	6
50 to 60	4
60 to 70	2