Weather Records on 4 August 1971

813 weather records were set or tied worldwide on 4 August 1971. Highest significance: Hallettsville 2 N, US.

Key Facts for 4 August 1971

On 4 August 1971, 813 weather records were set or tied at long-record stations worldwide.
139 were record highs and 449 were record lows, counting maximum and minimum temperature.
By timescale, 0 were all-time records, 12 monthly and 801 daily.
Hallettsville 2 N set a daily record precipitation of 104.1 mm (4.1 in) on 4 August 1971.
Across 165 earlier years (1815 to 2026) the same calendar date averaged 439 records.

Record Map

813 stations

813 station records on 4 August 1971 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 4 August 1971: highest significance records shown on the map
Station	Country	Type	Value	Significance
Hallettsville 2 N	United States	Record daily precipitation	104.1 mm (4.1 in)	70 of 100 (Major)
Flatonia 4SE	United States	Record daily precipitation	86.4 mm (3.4 in)	54 of 100 (Notable)
Luling	United States	Record low maximum temperature	24.4 C (75.9 F)	52 of 100 (Notable)
Dalnerechensk	Russia	Record daily precipitation	97.1 mm (3.8 in)	51 of 100 (Notable)
Rainier Paradise Rs	United States	Record snow depth	50.8 cm (20.0 in)	49 of 100 (Notable)
Anucino	Russia	Record daily precipitation	63.6 mm (2.5 in)	48 of 100 (Notable)
San Marcos	United States	Record low maximum temperature	23.3 C (73.9 F)	48 of 100 (Notable)
Carbondale Sewage Plt	United States	Record daily precipitation	76.2 mm (3.0 in)	47 of 100 (Notable)
Vevay	United States	Record daily precipitation	30.2 mm (1.2 in)	47 of 100 (Notable)
Hallettsville 2 N	United States	Record low maximum temperature	25.6 C (78.1 F)	47 of 100 (Notable)
Lockport Lock 2	United States	Record daily precipitation	85.1 mm (3.4 in)	46 of 100 (Notable)
Columbus	United States	Record daily precipitation	35.6 mm (1.4 in)	46 of 100 (Notable)
Malin Head	Ireland	Record daily precipitation	32.4 mm (1.3 in)	45 of 100 (Notable)
Everglades	United States	Record low minimum temperature	18.3 C (64.9 F)	45 of 100 (Notable)
Eagle Pass 3N	United States	Record low maximum temperature	29.4 C (84.9 F)	45 of 100 (Notable)
Carmi 6 NW	United States	Record daily precipitation	66.8 mm (2.6 in)	44 of 100 (Notable)
Ravenswood Lock Park	United States	Record daily precipitation	59.7 mm (2.4 in)	44 of 100 (Notable)
New Braunfels	United States	Record low maximum temperature	23.3 C (73.9 F)	43 of 100 (Notable)
Yoakum	United States	Record daily precipitation	161.0 mm (6.3 in)	43 of 100 (Notable)
Nicosia	Cyprus	Record daily precipitation	57.8 mm (2.3 in)	42 of 100 (Notable)
Turij Rog	Russia	Record daily precipitation	53.6 mm (2.1 in)	42 of 100 (Notable)
Waverly	United States	Record daily precipitation	64.8 mm (2.6 in)	42 of 100 (Notable)
Bereznjaki	Russia	Record daily precipitation	66.7 mm (2.6 in)	41 of 100 (Notable)
Mexia	United States	Record low maximum temperature	26.1 C (79.0 F)	41 of 100 (Notable)
Sugar Land	United States	Record low maximum temperature	26.7 C (80.1 F)	41 of 100 (Notable)
Gilman	United States	Record daily precipitation	50.3 mm (2.0 in)	41 of 100 (Notable)
Port Hastings	Canada	Record daily precipitation	30.5 mm (1.2 in)	40 of 100 (Notable)
Danevang 1 W	United States	Record low maximum temperature	25.0 C (77.0 F)	40 of 100 (Notable)
Dryer 1 NW	United States	Record daily precipitation	66.0 mm (2.6 in)	40 of 100 (Notable)
Lampasas	United States	Record low maximum temperature	27.8 C (82.0 F)	40 of 100 (Notable)
Marlin	United States	Record low maximum temperature	28.9 C (84.0 F)	40 of 100 (Notable)
West Burke	United States	Record daily precipitation	57.2 mm (2.3 in)	40 of 100 (Notable)
Casa Grande Nm	United States	Record daily precipitation	39.1 mm (1.5 in)	39 of 100 (Notable)
Santa Paula	United States	Record high maximum temperature	36.7 C (98.1 F)	39 of 100 (Notable)
Athens 5 NW	United States	Record low maximum temperature	22.2 C (72.0 F)	39 of 100 (Notable)
Sealy	United States	Record daily precipitation	61.7 mm (2.4 in)	39 of 100 (Notable)
Newport	United States	Record low maximum temperature	23.3 C (73.9 F)	38 of 100 (Notable)
Lufkin Angelina Co AP	United States	Record low maximum temperature	25.0 C (77.0 F)	38 of 100 (Notable)
Falmouth	United States	Record daily precipitation	43.2 mm (1.7 in)	37 of 100 (Notable)
Eastport	United States	Record high minimum temperature	16.7 C (62.1 F)	37 of 100 (Notable)
Georgetown	United States	Record daily precipitation	46.5 mm (1.8 in)	37 of 100 (Notable)
Manitowoc	United States	Record low minimum temperature	4.4 C (39.9 F)	37 of 100 (Notable)
Cherdyn'	Russia	Record low minimum temperature	3.2 C (37.8 F)	36 of 100 (Notable)
Madison Sewage Plt	United States	Record low maximum temperature	22.8 C (73.0 F)	36 of 100 (Notable)
Brenham	United States	Record low maximum temperature	27.8 C (82.0 F)	36 of 100 (Notable)
Waco Rgnl AP	United States	Record low maximum temperature	25.0 C (77.0 F)	36 of 100 (Notable)
Tot-Ma	Russia	Record low minimum temperature	2.1 C (35.8 F)	35 of 100 (Notable)
Brinkley	United States	Record low maximum temperature	27.2 C (81.0 F)	35 of 100 (Notable)
Georgetown	United States	Record low maximum temperature	30.0 C (86.0 F)	35 of 100 (Notable)
Kerrville	United States	Record low maximum temperature	25.0 C (77.0 F)	35 of 100 (Notable)
Luling	United States	Record daily precipitation	35.1 mm (1.4 in)	35 of 100 (Notable)
Temple	United States	Record low maximum temperature	28.3 C (82.9 F)	35 of 100 (Notable)
Northfield	United States	Record daily precipitation	52.1 mm (2.1 in)	35 of 100 (Notable)
Cairo 3 S	United States	Record daily precipitation	64.8 mm (2.6 in)	35 of 100 (Notable)
Houston Wb City	United States	Record low maximum temperature	24.4 C (75.9 F)	35 of 100 (Notable)
Kirov	Russia	Record low minimum temperature	3.6 C (38.5 F)	34 of 100 (Routine)
Kirovskij	Russia	Record daily precipitation	53.5 mm (2.1 in)	34 of 100 (Routine)
Ternej	Russia	Record daily precipitation	69.6 mm (2.7 in)	34 of 100 (Routine)
Pine Bluff	United States	Record low maximum temperature	25.6 C (78.1 F)	34 of 100 (Routine)
Grand Twr 2 N	United States	Record daily precipitation	77.7 mm (3.1 in)	34 of 100 (Routine)

Counts by Type and Timescale

813 records

Records set or tied on 4 August 1971 by type: Highest daily maximum 37, Lowest daily maximum 252, Highest daily minimum 102, Lowest daily minimum 197, Heaviest daily rainfall 224, Deepest snow cover 1.

Records on 4 August 1971 by type
Record type	Records
Highest daily maximum	37
Lowest daily maximum	252
Highest daily minimum	102
Lowest daily minimum	197
Heaviest daily rainfall	224
Heaviest daily snowfall	0
Deepest snow cover	1

Records on 4 August 1971 by timescale: all-time 0, monthly 12, daily 801.

How Much Records Were Beaten By

642 broken records

Margins by which the 642 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 457.0. Ties are not counted.

Top 20 by Significance

4 August 1971

Top 20 records on 4 August 1971 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
4 August 1971	Hallettsville 2 N, US	daily rain	104.1 mm (4.1 in)	87.6 mm (3.4 in)	76 years	70 of 100 (Major)
4 August 1971	Flatonia 4SE, US	daily rain	86.4 mm (3.4 in)	70.4 mm (2.8 in)	29 years	54 of 100 (Notable)
4 August 1971	Luling, US	daily low max	24.4 C (75.9 F)	6.7 C (12.1 F)	68 years	52 of 100 (Notable)
4 August 1971	Dalnerechensk, RU	daily rain	97.1 mm (3.8 in)	66.6 mm (2.6 in)	26 years	51 of 100 (Notable)
4 August 1971	Rainier Paradise Rs, US	daily snow depth	50.8 cm (20.0 in)	45.7 cm (18.0 in)	16 years	49 of 100 (Notable)
4 August 1971	Anucino, RU	daily rain	63.6 mm (2.5 in)	44.0 mm (1.7 in)	26 years	48 of 100 (Notable)
4 August 1971	San Marcos, US	daily low max	23.3 C (73.9 F)	6.7 C (12.1 F)	62 years	48 of 100 (Notable)
4 August 1971	Carbondale Sewage Plt, US	daily rain	76.2 mm (3.0 in)	32.3 mm (1.3 in)	60 years	47 of 100 (Notable)
4 August 1971	Vevay, US	daily rain	30.2 mm (1.2 in)	20.0 mm (0.8 in)	85 years	47 of 100 (Notable)
4 August 1971	Hallettsville 2 N, US	daily low max	25.6 C (78.1 F)	5.5 C (9.9 F)	68 years	47 of 100 (Notable)
4 August 1971	Lockport Lock 2, US	daily rain	85.1 mm (3.4 in)	64.8 mm (2.6 in)	8 years	46 of 100 (Notable)
4 August 1971	Columbus, US	daily rain	35.6 mm (1.4 in)	31.0 mm (1.2 in)	62 years	46 of 100 (Notable)
4 August 1971	Malin Head, IE	daily rain	32.4 mm (1.3 in)	10.8 mm (0.4 in)	58 years	45 of 100 (Notable)
4 August 1971	Everglades, US	daily low min	18.3 C (64.9 F)	3.4 C (6.1 F)	42 years	45 of 100 (Notable)
4 August 1971	Eagle Pass 3N, US	daily low max	29.4 C (84.9 F)	5.6 C (10.1 F)	64 years	45 of 100 (Notable)
4 August 1971	Carmi 6 NW, US	daily rain	66.8 mm (2.6 in)	44.4 mm (1.7 in)	28 years	44 of 100 (Notable)
4 August 1971	Ravenswood Lock Park, US	daily rain	59.7 mm (2.4 in)	26.2 mm (1.0 in)	56 years	44 of 100 (Notable)
4 August 1971	New Braunfels, US	daily low max	23.3 C (73.9 F)	3.9 C (7.0 F)	76 years	43 of 100 (Notable)
4 August 1971	Yoakum, US	monthly rain	161.0 mm (6.3 in)	39.6 mm (1.6 in)	24 years	43 of 100 (Notable)
4 August 1971	Nicosia, CY	monthly rain	57.8 mm (2.3 in)	21.7 mm (0.9 in)	8 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 1971

Records set or tied on this calendar date in each year from 1815 to 1971. 1971 had 813 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 1971-08-04: 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 100	641
100 to 200	0
200 to 300	0
300 to 400	0
400 to 500	1