Weather Records on 4 August 1975

772 weather records were set or tied worldwide on 4 August 1975. Highest significance: Yalleroi, AU.

Key Facts for 4 August 1975

On 4 August 1975, 772 weather records were set or tied at long-record stations worldwide.
305 were record highs and 121 were record lows, counting maximum and minimum temperature.
By timescale, 6 were all-time records, 28 monthly and 738 daily.
Yalleroi set a daily record precipitation of 42.6 mm (1.7 in) on 4 August 1975.
Across 165 earlier years (1815 to 2026) the same calendar date averaged 439 records.

Record Map

772 stations

772 station records on 4 August 1975 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 4 August 1975: highest significance records shown on the map
Station	Country	Type	Value	Significance
Yalleroi	Australia	Record daily precipitation	42.6 mm (1.7 in)	56 of 100 (Notable)
Macdonald College	Canada	Record daily precipitation	70.6 mm (2.8 in)	55 of 100 (Notable)
Tot-Ma	Russia	Record daily precipitation	32.0 mm (1.3 in)	54 of 100 (Notable)
Bai'tyk	Kyrgyzstan	Record daily precipitation	71.3 mm (2.8 in)	51 of 100 (Notable)
Yacamunda Station	Australia	Record daily precipitation	34.2 mm (1.3 in)	50 of 100 (Notable)
Yeoval Post Office	Australia	Record daily precipitation	36.2 mm (1.4 in)	50 of 100 (Notable)
Chon-Arik	Kyrgyzstan	Record daily precipitation	25.9 mm (1.0 in)	50 of 100 (Notable)
Jackson Exp STN	United States	Record daily precipitation	66.8 mm (2.6 in)	49 of 100 (Notable)
Fruitland	United States	Record low minimum temperature	1.7 C (35.1 F)	48 of 100 (Notable)
Fords Ferry Dam 5O	United States	Record daily precipitation	64.3 mm (2.5 in)	46 of 100 (Notable)
Gunnedah Pool	Australia	Record high minimum temperature	13.3 C (55.9 F)	45 of 100 (Notable)
Cumnock (Willow Park)	Australia	Record daily precipitation	38.0 mm (1.5 in)	45 of 100 (Notable)
Murom	Russia	Record daily precipitation	31.9 mm (1.3 in)	45 of 100 (Notable)
Sterlington	United States	Record daily precipitation	48.8 mm (1.9 in)	45 of 100 (Notable)
Houston William P Hobby AP	United States	Record daily precipitation	105.7 mm (4.2 in)	45 of 100 (Notable)
Lowmead Post Office	Australia	Record daily precipitation	42.0 mm (1.7 in)	44 of 100 (Notable)
Pickle Lake (Aut)	Canada	Record daily precipitation	40.9 mm (1.6 in)	44 of 100 (Notable)
Williams 3 SW	United States	Record daily precipitation	167.6 mm (6.6 in)	43 of 100 (Notable)
Mantuan Downs	Australia	Record daily precipitation	30.0 mm (1.2 in)	42 of 100 (Notable)
Dubbo (Mentone)	Australia	Record daily precipitation	40.6 mm (1.6 in)	42 of 100 (Notable)
Galway	Ireland	Record high maximum temperature	26.7 C (80.1 F)	42 of 100 (Notable)
Balldale Post Office	Australia	Record daily precipitation	26.0 mm (1.0 in)	41 of 100 (Notable)
Shamrock Mine	Australia	Record daily precipitation	38.0 mm (1.5 in)	40 of 100 (Notable)
Bathurst Gaol	Australia	Record high minimum temperature	7.5 C (45.5 F)	39 of 100 (Notable)
Walla Walla Post Office	Australia	Record daily precipitation	26.0 mm (1.0 in)	39 of 100 (Notable)
Sydney (Observatory Hill)	Australia	Record high minimum temperature	15.0 C (59.0 F)	38 of 100 (Notable)
Jonkoping	Sweden	Record high maximum temperature	29.5 C (85.1 F)	38 of 100 (Notable)
Stockholm	Sweden	Record high maximum temperature	31.1 C (88.0 F)	38 of 100 (Notable)
Stornoway Airport	United Kingdom	Record high maximum temperature	22.6 C (72.7 F)	37 of 100 (Notable)
Wamsutter	United States	Record low minimum temperature	1.7 C (35.1 F)	37 of 100 (Notable)
Col du Grand St-Bernard	Switzerland	Record high maximum temperature	17.0 C (62.6 F)	36 of 100 (Notable)
Shawneetown Old Town	United States	Record daily precipitation	63.0 mm (2.5 in)	36 of 100 (Notable)
Hickory Flat	United States	Record daily precipitation	34.3 mm (1.4 in)	36 of 100 (Notable)
Flagstaff AP	United States	Record high maximum temperature	32.2 C (90.0 F)	36 of 100 (Notable)
Yandaburra	Australia	Record daily precipitation	26.0 mm (1.0 in)	35 of 100 (Notable)
Ipira (Camisao)	Brazil	Record daily precipitation	27.0 mm (1.1 in)	35 of 100 (Notable)
Montreal/St-Hubert A	Canada	Record daily precipitation	47.5 mm (1.9 in)	35 of 100 (Notable)
Galway	Ireland	Record high minimum temperature	17.0 C (62.6 F)	35 of 100 (Notable)
Saint Leo	United States	Record low minimum temperature	19.4 C (66.9 F)	35 of 100 (Notable)
La Grange	United States	Record daily precipitation	59.7 mm (2.4 in)	35 of 100 (Notable)
Ottawa Cda	Canada	Record high minimum temperature	21.7 C (71.1 F)	34 of 100 (Routine)
Borinquen AP	Puerto Rico [United States]	Record low maximum temperature	26.7 C (80.1 F)	34 of 100 (Routine)
Orange (Canobolas Public Schoo	Australia	Record daily precipitation	47.0 mm (1.9 in)	33 of 100 (Routine)
Rennes-St Jacques	France	Record high minimum temperature	22.9 C (73.2 F)	33 of 100 (Routine)
Freiburg	Germany	Record high maximum temperature	32.9 C (91.2 F)	33 of 100 (Routine)
Vasteras-Hasslo	Sweden	Record high maximum temperature	31.6 C (88.9 F)	33 of 100 (Routine)
Brooksville Chin Hill	United States	Record low minimum temperature	19.4 C (66.9 F)	33 of 100 (Routine)
Calhoun 2 N	United States	Record daily precipitation	74.9 mm (2.9 in)	33 of 100 (Routine)
Pocomoke City	United States	Record high maximum temperature	35.0 C (95.0 F)	33 of 100 (Routine)
Fergana	Uzbekistan	Record high minimum temperature	26.6 C (79.9 F)	33 of 100 (Routine)
Borenore Store	Australia	Record daily precipitation	39.2 mm (1.5 in)	32 of 100 (Routine)
Ojo de Agua	Mexico	Record low minimum temperature	11.7 C (53.1 F)	32 of 100 (Routine)
Helena	United States	Record daily precipitation	74.9 mm (2.9 in)	32 of 100 (Routine)
Berea College	United States	Record daily precipitation	43.2 mm (1.7 in)	32 of 100 (Routine)
Dexter	United States	Record daily precipitation	71.1 mm (2.8 in)	32 of 100 (Routine)
Orange (Adair)	Australia	Record daily precipitation	38.2 mm (1.5 in)	31 of 100 (Routine)
Wellington (Agrowplow)	Australia	Record daily precipitation	25.2 mm (1.0 in)	31 of 100 (Routine)
Flahult	Sweden	Record high maximum temperature	29.7 C (85.5 F)	31 of 100 (Routine)
Ulricehamn	Sweden	Record high maximum temperature	30.2 C (86.4 F)	31 of 100 (Routine)
Greenville	United States	Record daily precipitation	50.8 mm (2.0 in)	31 of 100 (Routine)

Counts by Type and Timescale

772 records

Records set or tied on 4 August 1975 by type: Highest daily maximum 179, Lowest daily maximum 42, Highest daily minimum 126, Lowest daily minimum 79, Heaviest daily rainfall 346.

Records on 4 August 1975 by type
Record type	Records
Highest daily maximum	179
Lowest daily maximum	42
Highest daily minimum	126
Lowest daily minimum	79
Heaviest daily rainfall	346
Heaviest daily snowfall	0
Deepest snow cover	0

Records on 4 August 1975 by timescale: all-time 6, monthly 28, daily 738.

How Much Records Were Beaten By

622 broken records

Margins by which the 622 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 61.5. Ties are not counted.

Top 20 by Significance

4 August 1975

Top 20 records on 4 August 1975 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
4 August 1975	Yalleroi, AU	daily rain	42.6 mm (1.7 in)	39.0 mm (1.5 in)	38 years	56 of 100 (Notable)
4 August 1975	Macdonald College, CA	daily rain	70.6 mm (2.8 in)	28.2 mm (1.1 in)	64 years	55 of 100 (Notable)
4 August 1975	Tot-Ma, RU	daily rain	32.0 mm (1.3 in)	11.3 mm (0.4 in)	91 years	54 of 100 (Notable)
4 August 1975	Bai'tyk, KG	all-time rain	71.3 mm (2.8 in)	10.1 mm (0.4 in)	21 years	51 of 100 (Notable)
4 August 1975	Yacamunda Station, AU	daily rain	34.2 mm (1.3 in)	34.2 mm (1.3 in)	68 years	50 of 100 (Notable)
4 August 1975	Yeoval Post Office, AU	daily rain	36.2 mm (1.4 in)	24.0 mm (0.9 in)	38 years	50 of 100 (Notable)
4 August 1975	Chon-Arik, KG	daily rain	25.9 mm (1.0 in)	19.7 mm (0.8 in)	38 years	50 of 100 (Notable)
4 August 1975	Jackson Exp STN, US	daily rain	66.8 mm (2.6 in)	39.4 mm (1.6 in)	48 years	49 of 100 (Notable)
4 August 1975	Fruitland, US	daily low min	1.7 C (35.1 F)	6.1 C (11.0 F)	64 years	48 of 100 (Notable)
4 August 1975	Fords Ferry Dam 5O, US	daily rain	64.3 mm (2.5 in)	42.7 mm (1.7 in)	44 years	46 of 100 (Notable)
4 August 1975	Gunnedah Pool, AU	daily high min	13.3 C (55.9 F)	3.3 C (5.9 F)	88 years	45 of 100 (Notable)
4 August 1975	Cumnock (Willow Park), AU	daily rain	38.0 mm (1.5 in)	13.4 mm (0.5 in)	68 years	45 of 100 (Notable)
4 August 1975	Murom, RU	daily rain	31.9 mm (1.3 in)	22.8 mm (0.9 in)	30 years	45 of 100 (Notable)
4 August 1975	Sterlington, US	daily rain	48.8 mm (1.9 in)	39.7 mm (1.6 in)	33 years	45 of 100 (Notable)
4 August 1975	Houston William P Hobby AP, US	daily rain	105.7 mm (4.2 in)	61.5 mm (2.4 in)	4 years	45 of 100 (Notable)
4 August 1975	Lowmead Post Office, AU	daily rain	42.0 mm (1.7 in)	41.0 mm (1.6 in)	24 years	44 of 100 (Notable)
4 August 1975	Pickle Lake (Aut), CA	daily rain	40.9 mm (1.6 in)	31.2 mm (1.2 in)	16 years	44 of 100 (Notable)
4 August 1975	Williams 3 SW, US	all-time rain	167.6 mm (6.6 in)	22.8 mm (0.9 in)	16 years	43 of 100 (Notable)
4 August 1975	Mantuan Downs, AU	daily rain	30.0 mm (1.2 in)	26.2 mm (1.0 in)	38 years	42 of 100 (Notable)
4 August 1975	Dubbo (Mentone), AU	daily rain	40.6 mm (1.6 in)	12.9 mm (0.5 in)	68 years	42 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 1975

Records set or tied on this calendar date in each year from 1815 to 1975. 1975 had 772 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 1975-08-04: 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	524
10 to 20	73
20 to 30	13
30 to 40	9
40 to 50	2
50 to 60	0
60 to 70	1