Weather Records on 7 August 1966

400 weather records were set or tied worldwide on 7 August 1966. Highest significance: Charlotte Plains, AU.

Key Facts for 7 August 1966

On 7 August 1966, 400 weather records were set or tied at long-record stations worldwide.
65 were record highs and 132 were record lows, counting maximum and minimum temperature.
By timescale, 1 were all-time records, 9 monthly and 390 daily.
Charlotte Plains set a daily record precipitation of 38.4 mm (1.5 in) on 7 August 1966.
Across 163 earlier years (1808 to 2026) the same calendar date averaged 471 records.

Record Map

400 stations

400 station records on 7 August 1966 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 7 August 1966: highest significance records shown on the map
Station	Country	Type	Value	Significance
Charlotte Plains	Australia	Record daily precipitation	38.4 mm (1.5 in)	66 of 100 (Major)
Cordillo Downs	Australia	Record daily precipitation	28.4 mm (1.1 in)	56 of 100 (Notable)
Laredo	United States	Record daily precipitation	80.8 mm (3.2 in)	56 of 100 (Notable)
Schreiber	Canada	Record daily precipitation	63.5 mm (2.5 in)	53 of 100 (Notable)
Georgetown 2 E	United States	Record daily precipitation	116.8 mm (4.6 in)	52 of 100 (Notable)
Balfour (Pol)	South Africa	Record daily precipitation	30.0 mm (1.2 in)	50 of 100 (Notable)
Rotan	United States	Record daily precipitation	71.1 mm (2.8 in)	50 of 100 (Notable)
Minsk	Belarus	Record daily precipitation	48.4 mm (1.9 in)	49 of 100 (Notable)
Dum Dooma /Sookerating Aab	India	Record daily precipitation	141.7 mm (5.6 in)	46 of 100 (Notable)
Mariyna Gorka	Belarus	Record daily precipitation	80.2 mm (3.2 in)	45 of 100 (Notable)
Tomahawk Spirit Rsvr	United States	Record daily precipitation	53.3 mm (2.1 in)	45 of 100 (Notable)
Alexandria (Bos)	South Africa	Record daily precipitation	50.0 mm (2.0 in)	44 of 100 (Notable)
Avon Park 2 W	United States	Record daily precipitation	77.2 mm (3.0 in)	44 of 100 (Notable)
Grahamstown	South Africa	Record daily precipitation	35.8 mm (1.4 in)	43 of 100 (Notable)
Natchez	United States	Record low minimum temperature	17.2 C (63.0 F)	42 of 100 (Notable)
Long Lake Dam	United States	Record daily precipitation	69.1 mm (2.7 in)	42 of 100 (Notable)
Watersmeet	United States	Record daily precipitation	44.7 mm (1.8 in)	41 of 100 (Notable)
Ujar	Russia	Record daily precipitation	25.6 mm (1.0 in)	40 of 100 (Notable)
Seymour (Mag)	South Africa	Record daily precipitation	30.5 mm (1.2 in)	39 of 100 (Notable)
Mill Holme	South Africa	Record daily precipitation	40.5 mm (1.6 in)	39 of 100 (Notable)
Rhinelander	United States	Record daily precipitation	53.3 mm (2.1 in)	39 of 100 (Notable)
Nappa Merrie	Australia	Record daily precipitation	25.4 mm (1.0 in)	37 of 100 (Notable)
Durham Downs	Australia	Record daily precipitation	27.9 mm (1.1 in)	36 of 100 (Notable)
Alvin	United States	Record daily precipitation	66.0 mm (2.6 in)	36 of 100 (Notable)
Thargomindah Post Office	Australia	Record daily precipitation	26.2 mm (1.0 in)	35 of 100 (Notable)
Faribault	United States	Record daily precipitation	42.7 mm (1.7 in)	35 of 100 (Notable)
Warroad	United States	Record daily precipitation	25.1 mm (1.0 in)	35 of 100 (Notable)
Walterboro 1 SW	United States	Record low maximum temperature	25.6 C (78.1 F)	35 of 100 (Notable)
Bogantungan Post Office	Australia	Record daily precipitation	57.7 mm (2.3 in)	33 of 100 (Routine)
Big Falls	United States	Record daily precipitation	50.8 mm (2.0 in)	33 of 100 (Routine)
Port Gibson 1 NE	United States	Record low minimum temperature	15.6 C (60.1 F)	33 of 100 (Routine)
Walterboro 1 SW	United States	Record daily precipitation	63.5 mm (2.5 in)	33 of 100 (Routine)
Yemassee 1 N	United States	Record daily precipitation	95.3 mm (3.8 in)	33 of 100 (Routine)
Port Alfred	South Africa	Record daily precipitation	32.5 mm (1.3 in)	32 of 100 (Routine)
Ashville 4 W	United States	Record daily precipitation	29.0 mm (1.1 in)	32 of 100 (Routine)
St Joseph 3 N	United States	Record low minimum temperature	15.6 C (60.1 F)	32 of 100 (Routine)
Santa Barbara	United States	Record low maximum temperature	18.3 C (64.9 F)	31 of 100 (Routine)
Winona	United States	Record daily precipitation	32.5 mm (1.3 in)	31 of 100 (Routine)
Haskell	United States	Record daily precipitation	26.7 mm (1.1 in)	30 of 100 (Routine)
Kampur	India	Record daily precipitation	103.0 mm (4.1 in)	29 of 100 (Routine)
Jullundar	India	Record daily precipitation	74.3 mm (2.9 in)	29 of 100 (Routine)
Hamlin 1SW	United States	Record daily precipitation	37.8 mm (1.5 in)	29 of 100 (Routine)
Rainbow	United States	Record daily precipitation	33.0 mm (1.3 in)	29 of 100 (Routine)
Birdsville Police Station	Australia	Record daily precipitation	25.7 mm (1.0 in)	28 of 100 (Routine)
Angellala Downs Homestead	Australia	Record daily precipitation	27.4 mm (1.1 in)	28 of 100 (Routine)
Balapur	India	Record daily precipitation	62.0 mm (2.4 in)	28 of 100 (Routine)
Ludhiana	India	Record daily precipitation	57.0 mm (2.2 in)	28 of 100 (Routine)
Francisco I. Madero	Mexico	Record daily precipitation	26.9 mm (1.1 in)	28 of 100 (Routine)
Sta. Cruz de Tenerife	Spain	Record high minimum temperature	25.0 C (77.0 F)	28 of 100 (Routine)
Mora	United States	Record low maximum temperature	18.9 C (66.0 F)	28 of 100 (Routine)
Longreach Post Office	Australia	Record low maximum temperature	15.6 C (60.1 F)	27 of 100 (Routine)
Emerson	Canada	Record low maximum temperature	17.8 C (64.0 F)	27 of 100 (Routine)
La Malbaie	Canada	Record low maximum temperature	14.4 C (57.9 F)	27 of 100 (Routine)
Fir Glen	South Africa	Record daily precipitation	61.0 mm (2.4 in)	27 of 100 (Routine)
Wauchula	United States	Record daily precipitation	56.9 mm (2.2 in)	27 of 100 (Routine)
Utica	United States	Record low minimum temperature	15.0 C (59.0 F)	27 of 100 (Routine)
Aspermont	United States	Record daily precipitation	38.1 mm (1.5 in)	27 of 100 (Routine)
Bayfield 6 N	United States	Record daily precipitation	31.8 mm (1.3 in)	27 of 100 (Routine)
Jamshedpur	India	Record daily precipitation	133.6 mm (5.3 in)	26 of 100 (Routine)
Akhnoor	India	Record daily precipitation	90.0 mm (3.5 in)	26 of 100 (Routine)

Counts by Type and Timescale

400 records

Records set or tied on 7 August 1966 by type: Highest daily maximum 42, Lowest daily maximum 74, Highest daily minimum 23, Lowest daily minimum 58, Heaviest daily rainfall 203.

Records on 7 August 1966 by type
Record type	Records
Highest daily maximum	42
Lowest daily maximum	74
Highest daily minimum	23
Lowest daily minimum	58
Heaviest daily rainfall	203
Heaviest daily snowfall	0
Deepest snow cover	0

Records on 7 August 1966 by timescale: all-time 1, monthly 9, daily 390.

How Much Records Were Beaten By

323 broken records

Margins by which the 323 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 68.4. Ties are not counted.

Top 20 by Significance

7 August 1966

Top 20 records on 7 August 1966 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
7 August 1966	Charlotte Plains, AU	daily rain	38.4 mm (1.5 in)	37.4 mm (1.5 in)	61 years	66 of 100 (Major)
7 August 1966	Cordillo Downs, AU	daily rain	28.4 mm (1.1 in)	24.1 mm (0.9 in)	67 years	56 of 100 (Notable)
7 August 1966	Laredo, US	daily rain	80.8 mm (3.2 in)	68.4 mm (2.7 in)	52 years	56 of 100 (Notable)
7 August 1966	Schreiber, CA	daily rain	63.5 mm (2.5 in)	42.4 mm (1.7 in)	24 years	53 of 100 (Notable)
7 August 1966	Georgetown 2 E, US	daily rain	116.8 mm (4.6 in)	53.3 mm (2.1 in)	56 years	52 of 100 (Notable)
7 August 1966	Balfour (Pol), ZA	daily rain	30.0 mm (1.2 in)	21.1 mm (0.8 in)	37 years	50 of 100 (Notable)
7 August 1966	Rotan, US	daily rain	71.1 mm (2.8 in)	61.4 mm (2.4 in)	20 years	50 of 100 (Notable)
7 August 1966	Minsk, BY	daily rain	48.4 mm (1.9 in)	28.7 mm (1.1 in)	7 years	49 of 100 (Notable)
7 August 1966	Dum Dooma /Sookerating Aab, IN	daily rain	141.7 mm (5.6 in)	63.0 mm (2.5 in)	33 years	46 of 100 (Notable)
7 August 1966	Mariyna Gorka, BY	all-time rain	80.2 mm (3.2 in)	0.6 mm (0.02 in)	63 years	45 of 100 (Notable)
7 August 1966	Tomahawk Spirit Rsvr, US	daily rain	53.3 mm (2.1 in)	25.4 mm (1.0 in)	61 years	45 of 100 (Notable)
7 August 1966	Alexandria (Bos), ZA	daily rain	50.0 mm (2.0 in)	34.8 mm (1.4 in)	37 years	44 of 100 (Notable)
7 August 1966	Avon Park 2 W, US	daily rain	77.2 mm (3.0 in)	49.0 mm (1.9 in)	28 years	44 of 100 (Notable)
7 August 1966	Grahamstown, ZA	daily rain	35.8 mm (1.4 in)	8.4 mm (0.33 in)	86 years	43 of 100 (Notable)
7 August 1966	Natchez, US	daily low min	17.2 C (63.0 F)	2.8 C (5.0 F)	71 years	42 of 100 (Notable)
7 August 1966	Long Lake Dam, US	daily rain	69.1 mm (2.7 in)	33.3 mm (1.3 in)	44 years	42 of 100 (Notable)
7 August 1966	Watersmeet, US	daily rain	44.7 mm (1.8 in)	21.8 mm (0.9 in)	55 years	41 of 100 (Notable)
7 August 1966	Ujar, RU	daily rain	25.6 mm (1.0 in)	18.0 mm (0.7 in)	28 years	40 of 100 (Notable)
7 August 1966	Seymour (Mag), ZA	daily rain	30.5 mm (1.2 in)	5.1 mm (0.20 in)	86 years	39 of 100 (Notable)
7 August 1966	Mill Holme, ZA	daily rain	40.5 mm (1.6 in)	20.9 mm (0.8 in)	37 years	39 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

1808 to 1966

Records set or tied on this calendar date in each year from 1808 to 1966. 1966 had 400 records.

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

Records on 08-07 in each year
Year	Records
1808	1
1812	1
1815	1
1816	1
1817	1
1833	2
1844	1
1845	1
1848	1
1857	3
1858	1
1859	2
1861	1
1866	1
1868	1
1869	3
1870	2
1875	1
1876	5
1879	1
1880	2
1882	1
1883	1
1884	2
1886	1
1887	2
1888	5
1889	2
1891	3
1892	3
1893	1
1894	1
1895	7
1896	2
1897	2
1898	4
1899	1
1900	6
1901	3
1902	5
1903	17
1904	8
1905	8
1906	9
1907	10
1908	13
1909	11
1910	1
1911	36
1912	31
1913	39
1914	24
1915	40
1916	50
1917	21
1918	108
1919	36
1920	36
1921	55
1922	61
1923	101
1924	128
1925	81
1926	115
1927	109
1928	188
1929	181
1930	486
1931	357
1932	249
1933	310
1934	608
1935	507
1936	286
1937	446
1938	568
1939	561
1940	271
1941	305
1942	340
1943	601
1944	332
1945	882
1946	500
1947	461
1948	756
1949	587
1950	541
1951	562
1952	556
1953	378
1954	589
1955	536
1956	321
1957	868
1958	571
1959	356
1960	344
1961	356
1962	718
1963	522
1964	446
1965	552
1966	400
1967	701
1968	600
1969	523
1970	652
1971	969
1972	1,172
1973	568
1974	746
1975	1,177
1976	1,168
1977	617
1978	1,210
1979	559
1980	871
1981	855
1982	727
1983	1,207
1984	840
1985	1,088
1986	544
1987	1,146
1988	897
1989	1,472
1990	1,625
1991	1,217
1992	1,236
1993	1,040
1994	1,262
1995	1,521
1996	1,107
1997	1,460
1998	1,183
1999	950
2000	871
2001	1,386
2002	907
2003	1,244
2004	1,400
2005	882
2006	923
2007	1,309
2008	918
2009	1,121
2010	1,098
2011	1,282
2012	688
2013	665
2014	501
2015	1,027
2016	505
2017	954
2018	636
2019	609
2020	605
2021	397
2022	880
2023	1,221
2024	835
2025	733
2026	1,047

Download the Data

Data for records on 1966-08-07: 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	246
10 to 20	33
20 to 30	26
30 to 40	8
40 to 50	4
50 to 60	3
60 to 70	3