Weather Records on 1 August 1966

383 weather records were set or tied worldwide on 1 August 1966. Highest significance: Tabl.Mtn Molteno Rsv, ZA.

Key Facts for 1 August 1966

On 1 August 1966, 383 weather records were set or tied at long-record stations worldwide.
98 were record highs and 153 were record lows, counting maximum and minimum temperature.
By timescale, 2 were all-time records, 12 monthly and 369 daily.
Tabl.Mtn Molteno Rsv set an all-time record daily precipitation of 150.5 mm (5.9 in) on 1 August 1966.
Across 164 earlier years (1797 to 2026) the same calendar date averaged 442 records.

Record Map

383 stations

383 station records on 1 August 1966 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 1 August 1966: highest significance records shown on the map
Station	Country	Type	Value	Significance
Tabl.Mtn Molteno Rsv	South Africa	Record daily precipitation	150.5 mm (5.9 in)	75 of 100 (Major)
Napoleon	United States	Record daily precipitation	63.0 mm (2.5 in)	65 of 100 (Major)
Fullerton 1 ESE	United States	Record daily precipitation	152.4 mm (6.0 in)	61 of 100 (Major)
Parli	India	Record daily precipitation	203.7 mm (8.0 in)	58 of 100 (Notable)
Fergus Falls	United States	Record daily precipitation	68.6 mm (2.7 in)	58 of 100 (Notable)
Lisbon	United States	Record daily precipitation	102.1 mm (4.0 in)	53 of 100 (Notable)
Westcliffe	United States	Record daily precipitation	55.4 mm (2.2 in)	49 of 100 (Notable)
Walterboro 1 SW	United States	Record low minimum temperature	13.9 C (57.0 F)	44 of 100 (Notable)
West Bend	United States	Record daily precipitation	47.5 mm (1.9 in)	43 of 100 (Notable)
Kochki	Russia	Record daily precipitation	29.3 mm (1.2 in)	42 of 100 (Notable)
Wahpeton 3 N	United States	Record daily precipitation	107.2 mm (4.2 in)	40 of 100 (Notable)
Hatteras	United States	Record low minimum temperature	17.2 C (63.0 F)	39 of 100 (Notable)
Ville Marie	Canada	Record daily precipitation	40.6 mm (1.6 in)	38 of 100 (Notable)
Forman 5 SSE	United States	Record daily precipitation	58.9 mm (2.3 in)	38 of 100 (Notable)
Oakes	United States	Record daily precipitation	64.3 mm (2.5 in)	38 of 100 (Notable)
Lumpkin 2 SE	United States	Record low minimum temperature	16.1 C (61.0 F)	37 of 100 (Notable)
Millen 4 N	United States	Record low minimum temperature	13.3 C (55.9 F)	37 of 100 (Notable)
Manati 2 E	Puerto Rico [United States]	Record daily precipitation	42.9 mm (1.7 in)	36 of 100 (Notable)
Crested Butte	United States	Record high minimum temperature	15.0 C (59.0 F)	36 of 100 (Notable)
Farmville	United States	Record low minimum temperature	11.7 C (53.1 F)	36 of 100 (Notable)
Ellendale	United States	Record daily precipitation	65.5 mm (2.6 in)	35 of 100 (Notable)
Statesville 2 NNE	United States	Record low minimum temperature	10.6 C (51.1 F)	34 of 100 (Routine)
Camden 3 W	United States	Record low minimum temperature	13.9 C (57.0 F)	34 of 100 (Routine)
Clinton #1	United States	Record daily precipitation	38.6 mm (1.5 in)	33 of 100 (Routine)
Barrage Angliers	Canada	Record daily precipitation	65.3 mm (2.6 in)	32 of 100 (Routine)
Isla Perez	Mexico	Record high maximum temperature	38.3 C (100.9 F)	32 of 100 (Routine)
La Grange 1N	United States	Record low minimum temperature	16.1 C (61.0 F)	32 of 100 (Routine)
Waycross 4 NE	United States	Record low minimum temperature	16.1 C (61.0 F)	32 of 100 (Routine)
Kipawa Laniel	Canada	Record daily precipitation	71.1 mm (2.8 in)	31 of 100 (Routine)
Srinagar	India	Record daily precipitation	34.8 mm (1.4 in)	31 of 100 (Routine)
Greer	United States	Record daily precipitation	33.8 mm (1.3 in)	31 of 100 (Routine)
Glen St Mary 1 W	United States	Record low minimum temperature	17.2 C (63.0 F)	31 of 100 (Routine)
La Belle	United States	Record daily precipitation	47.5 mm (1.9 in)	31 of 100 (Routine)
Valdosta 2 S	United States	Record low minimum temperature	15.6 C (60.1 F)	31 of 100 (Routine)
Waycross 4 NE	United States	Record low maximum temperature	26.7 C (80.1 F)	31 of 100 (Routine)
Hawthorne AP	United States	Record high maximum temperature	38.9 C (102.0 F)	31 of 100 (Routine)
Henderson 2 NNW	United States	Record low minimum temperature	12.8 C (55.0 F)	31 of 100 (Routine)
Kingstree	United States	Record low minimum temperature	13.9 C (57.0 F)	31 of 100 (Routine)
Gladwin	United States	Record daily precipitation	38.1 mm (1.5 in)	31 of 100 (Routine)
Muskegon Co AP	United States	Record daily precipitation	27.7 mm (1.1 in)	31 of 100 (Routine)
Montreal River	Canada	Record daily precipitation	36.3 mm (1.4 in)	30 of 100 (Routine)
Talbotton	United States	Record low minimum temperature	16.7 C (62.1 F)	30 of 100 (Routine)
Lovington 2 WNW	United States	Record high minimum temperature	23.9 C (75.0 F)	30 of 100 (Routine)
Gastonia	United States	Record low minimum temperature	13.3 C (55.9 F)	30 of 100 (Routine)
Raleigh State UNIV	United States	Record low minimum temperature	15.0 C (59.0 F)	30 of 100 (Routine)
Blackville 3 W	United States	Record low minimum temperature	15.6 C (60.1 F)	30 of 100 (Routine)
Marion	United States	Record low minimum temperature	14.4 C (57.9 F)	30 of 100 (Routine)
Nordby (Fano)	Denmark	Record daily precipitation	29.0 mm (1.1 in)	29 of 100 (Routine)
Albany 3 SE	United States	Record low minimum temperature	16.7 C (62.1 F)	29 of 100 (Routine)
Chapel Hill 2 W	United States	Record low minimum temperature	12.8 C (55.0 F)	29 of 100 (Routine)
Blakely	United States	Record low minimum temperature	17.8 C (64.0 F)	28 of 100 (Routine)
Greensburg	United States	Record low minimum temperature	7.2 C (45.0 F)	28 of 100 (Routine)
Mt Gilead 4 W	United States	Record low minimum temperature	11.1 C (52.0 F)	28 of 100 (Routine)
Hankinson	United States	Record daily precipitation	51.1 mm (2.0 in)	28 of 100 (Routine)
Estrada de Cunha	Brazil	Record daily precipitation	39.8 mm (1.6 in)	27 of 100 (Routine)
Mahackala	Russia	Record high minimum temperature	25.8 C (78.4 F)	27 of 100 (Routine)
Union Springs 9 S	United States	Record low minimum temperature	16.7 C (62.1 F)	27 of 100 (Routine)
Tahoe City	United States	Record high minimum temperature	13.3 C (55.9 F)	27 of 100 (Routine)
Madison	United States	Record low minimum temperature	17.8 C (64.0 F)	27 of 100 (Routine)
Cordele	United States	Record low minimum temperature	17.8 C (64.0 F)	27 of 100 (Routine)

Counts by Type and Timescale

383 records

Records set or tied on 1 August 1966 by type: Highest daily maximum 41, Lowest daily maximum 21, Highest daily minimum 57, Lowest daily minimum 132, Heaviest daily rainfall 132.

Records on 1 August 1966 by type
Record type	Records
Highest daily maximum	41
Lowest daily maximum	21
Highest daily minimum	57
Lowest daily minimum	132
Heaviest daily rainfall	132
Heaviest daily snowfall	0
Deepest snow cover	0

Records on 1 August 1966 by timescale: all-time 2, monthly 12, daily 369.

How Much Records Were Beaten By

288 broken records

Margins by which the 288 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 64.0. Ties are not counted.

Top 20 by Significance

1 August 1966

Top 20 records on 1 August 1966 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
1 August 1966	Tabl.Mtn Molteno Rsv, ZA	all-time rain	150.5 mm (5.9 in)	29.8 mm (1.2 in)	55 years	75 of 100 (Major)
1 August 1966	Napoleon, US	daily rain	63.0 mm (2.5 in)	41.4 mm (1.6 in)	63 years	65 of 100 (Major)
1 August 1966	Fullerton 1 ESE, US	all-time rain	152.4 mm (6.0 in)	29.2 mm (1.1 in)	43 years	61 of 100 (Major)
1 August 1966	Parli, IN	monthly rain	203.7 mm (8.0 in)	51.3 mm (2.0 in)	58 years	58 of 100 (Notable)
1 August 1966	Fergus Falls, US	daily rain	68.6 mm (2.7 in)	54.9 mm (2.2 in)	37 years	58 of 100 (Notable)
1 August 1966	Lisbon, US	daily rain	102.1 mm (4.0 in)	64.0 mm (2.5 in)	25 years	53 of 100 (Notable)
1 August 1966	Westcliffe, US	daily rain	55.4 mm (2.2 in)	46.8 mm (1.8 in)	9 years	49 of 100 (Notable)
1 August 1966	Walterboro 1 SW, US	daily low min	13.9 C (57.0 F)	4.4 C (7.9 F)	55 years	44 of 100 (Notable)
1 August 1966	West Bend, US	daily rain	47.5 mm (1.9 in)	22.1 mm (0.9 in)	68 years	43 of 100 (Notable)
1 August 1966	Kochki, RU	daily rain	29.3 mm (1.2 in)	20.6 mm (0.8 in)	25 years	42 of 100 (Notable)
1 August 1966	Wahpeton 3 N, US	monthly rain	107.2 mm (4.2 in)	10.4 mm (0.4 in)	52 years	40 of 100 (Notable)
1 August 1966	Hatteras, US	daily low min	17.2 C (63.0 F)	2.2 C (4.0 F)	70 years	39 of 100 (Notable)
1 August 1966	Ville Marie, CA	daily rain	40.6 mm (1.6 in)	25.6 mm (1.0 in)	17 years	38 of 100 (Notable)
1 August 1966	Forman 5 SSE, US	daily rain	58.9 mm (2.3 in)	20.3 mm (0.8 in)	51 years	38 of 100 (Notable)
1 August 1966	Oakes, US	daily rain	64.3 mm (2.5 in)	44.5 mm (1.8 in)	1 year	38 of 100 (Notable)
1 August 1966	Lumpkin 2 SE, US	daily low min	16.1 C (61.0 F)	2.2 C (4.0 F)	60 years	37 of 100 (Notable)
1 August 1966	Millen 4 N, US	daily low min	13.3 C (55.9 F)	4.5 C (8.1 F)	29 years	37 of 100 (Notable)
1 August 1966	Manati 2 E, PR	daily rain	42.9 mm (1.7 in)	15.5 mm (0.6 in)	56 years	36 of 100 (Notable)
1 August 1966	Crested Butte, US	monthly high min	15.0 C (59.0 F)	3.3 C (5.9 F)	36 years	36 of 100 (Notable)
1 August 1966	Farmville, US	daily low min	11.7 C (53.1 F)	3.9 C (7.0 F)	63 years	36 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

1797 to 1966

Records set or tied on this calendar date in each year from 1797 to 1966. 1966 had 383 records.

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

Records on 08-01 in each year
Year	Records
1797	1
1816	2
1829	1
1833	1
1834	2
1836	1
1838	1
1842	1
1851	1
1856	1
1858	3
1859	1
1861	1
1862	1
1863	1
1865	1
1868	1
1869	2
1873	1
1874	1
1875	3
1876	1
1878	1
1879	1
1881	3
1883	1
1886	2
1887	1
1890	1
1891	7
1892	4
1893	3
1894	1
1895	3
1896	4
1897	2
1898	3
1899	1
1900	1
1901	3
1902	5
1903	19
1904	10
1905	12
1906	18
1907	13
1908	18
1909	15
1910	30
1911	46
1912	49
1913	25
1914	17
1915	49
1916	16
1917	108
1918	55
1919	32
1920	101
1921	87
1922	44
1923	203
1924	93
1925	281
1926	252
1927	266
1928	132
1929	161
1930	252
1931	362
1932	408
1933	487
1934	448
1935	547
1936	636
1937	492
1938	523
1939	335
1940	333
1941	341
1942	388
1943	398
1944	410
1945	975
1946	336
1947	401
1948	354
1949	324
1950	552
1951	420
1952	391
1953	565
1954	462
1955	796
1956	441
1957	270
1958	389
1959	352
1960	677
1961	404
1962	602
1963	270
1964	883
1965	669
1966	383
1967	250
1968	625
1969	453
1970	482
1971	1,135
1972	609
1973	766
1974	526
1975	915
1976	886
1977	636
1978	706
1979	580
1980	906
1981	668
1982	742
1983	931
1984	532
1985	987
1986	846
1987	999
1988	880
1989	1,301
1990	927
1991	740
1992	1,024
1993	907
1994	1,217
1995	1,513
1996	1,118
1997	904
1998	1,281
1999	1,707
2000	1,020
2001	1,079
2002	1,249
2003	1,155
2004	740
2005	878
2006	1,655
2007	746
2008	795
2009	932
2010	1,182
2011	1,191
2012	850
2013	542
2014	853
2015	864
2016	499
2017	758
2018	987
2019	479
2020	838
2021	1,009
2022	915
2023	627
2024	879
2025	785
2026	1,085

Download the Data

Data for records on 1966-08-01: 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	245
10 to 20	20
20 to 30	17
30 to 40	0
40 to 50	3
50 to 60	2
60 to 70	1