Weather Records on 8 July 1966

293 weather records were set or tied worldwide on 8 July 1966. Highest significance: Cuatro Cienegas (Smn), MX.

Key Facts for 8 July 1966

On 8 July 1966, 293 weather records were set or tied at long-record stations worldwide.
135 were record highs and 49 were record lows, counting maximum and minimum temperature.
By timescale, 2 were all-time records, 3 monthly and 288 daily.
Cuatro Cienegas (Smn) set a daily record precipitation of 49.8 mm (2.0 in) on 8 July 1966.
Across 159 earlier years (1793 to 2026) the same calendar date averaged 446 records.

Record Map

293 stations

293 station records on 8 July 1966 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 8 July 1966: highest significance records shown on the map
Station	Country	Type	Value	Significance
Cuatro Cienegas (Smn)	Mexico	Record daily precipitation	49.8 mm (2.0 in)	55 of 100 (Notable)
Klaipeda	Lithuania	Record daily precipitation	42.7 mm (1.7 in)	53 of 100 (Notable)
Kartaly	Russia	Record daily precipitation	73.7 mm (2.9 in)	47 of 100 (Notable)
Narsaraopet	India	Record daily precipitation	58.7 mm (2.3 in)	44 of 100 (Notable)
Kampur	India	Record daily precipitation	185.0 mm (7.3 in)	44 of 100 (Notable)
Moosehorn	Canada	Record daily precipitation	39.1 mm (1.5 in)	43 of 100 (Notable)
Sampagaon-Bailh	India	Record daily precipitation	66.0 mm (2.6 in)	40 of 100 (Notable)
Booneville	United States	Record daily precipitation	86.9 mm (3.4 in)	40 of 100 (Notable)
Caucaia	Brazil	Record daily precipitation	31.4 mm (1.2 in)	39 of 100 (Notable)
Salur	India	Record daily precipitation	60.2 mm (2.4 in)	38 of 100 (Notable)
Ignacio 1 N	United States	Record high maximum temperature	38.9 C (102.0 F)	37 of 100 (Notable)
Choteau	United States	Record high minimum temperature	17.2 C (63.0 F)	37 of 100 (Notable)
Malur	India	Record daily precipitation	43.2 mm (1.7 in)	36 of 100 (Notable)
Bernalillo	United States	Record high minimum temperature	20.6 C (69.1 F)	36 of 100 (Notable)
Porumamilla	India	Record daily precipitation	47.2 mm (1.9 in)	35 of 100 (Notable)
Zilair	Russia	Record daily precipitation	30.0 mm (1.2 in)	35 of 100 (Notable)
Ranaghat	India	Record daily precipitation	95.5 mm (3.8 in)	32 of 100 (Routine)
Castle Rock	United States	Record high minimum temperature	16.7 C (62.1 F)	32 of 100 (Routine)
Chiknayakanihall	India	Record daily precipitation	35.6 mm (1.4 in)	31 of 100 (Routine)
Emerson	Canada	Record daily precipitation	46.7 mm (1.8 in)	30 of 100 (Routine)
Anekal	India	Record daily precipitation	47.0 mm (1.9 in)	30 of 100 (Routine)
Kalghatgi	India	Record daily precipitation	50.0 mm (2.0 in)	30 of 100 (Routine)
Kollegal	India	Record daily precipitation	25.9 mm (1.0 in)	30 of 100 (Routine)
Sendamangalam	India	Record daily precipitation	29.0 mm (1.1 in)	29 of 100 (Routine)
Tobolsk	Russia	Record high minimum temperature	21.3 C (70.3 F)	29 of 100 (Routine)
Winside	United States	Record daily precipitation	35.3 mm (1.4 in)	29 of 100 (Routine)
Podili(Podile)	India	Record daily precipitation	55.0 mm (2.2 in)	28 of 100 (Routine)
Salida	United States	Record high minimum temperature	13.3 C (55.9 F)	28 of 100 (Routine)
Mackay Lost Rvr Rs	United States	Record low minimum temperature	-0.6 C (30.9 F)	28 of 100 (Routine)
Windsor	United States	Record high maximum temperature	35.6 C (96.1 F)	28 of 100 (Routine)
Bloomfield 3 SE	United States	Record high minimum temperature	20.6 C (69.1 F)	27 of 100 (Routine)
Pine Ridge	United States	Record high maximum temperature	39.4 C (102.9 F)	27 of 100 (Routine)
Morden	Canada	Record daily precipitation	37.3 mm (1.5 in)	26 of 100 (Routine)
Venukonda	India	Record daily precipitation	43.2 mm (1.7 in)	26 of 100 (Routine)
Drobeta Turnu Severin	Romania	Record daily precipitation	26.2 mm (1.0 in)	26 of 100 (Routine)
Truckee Rs	United States	Record high minimum temperature	10.0 C (50.0 F)	26 of 100 (Routine)
Two Buttes	United States	Record high maximum temperature	39.4 C (102.9 F)	26 of 100 (Routine)
Birch Tree	United States	Record high maximum temperature	40.6 C (105.1 F)	26 of 100 (Routine)
Hyannis	United States	Record high minimum temperature	24.4 C (75.9 F)	26 of 100 (Routine)
Baltimore Customs House	United States	Record high minimum temperature	25.6 C (78.1 F)	26 of 100 (Routine)
Tanana AP	United States	Record low maximum temperature	12.8 C (55.0 F)	26 of 100 (Routine)
Conceicao da Barra	Brazil	Record daily precipitation	64.0 mm (2.5 in)	25 of 100 (Routine)
Whitewood	Canada	Record high minimum temperature	20.6 C (69.1 F)	25 of 100 (Routine)
High Pt	United States	Record high minimum temperature	23.9 C (75.0 F)	25 of 100 (Routine)
Boise City 2 E	United States	Record daily precipitation	30.0 mm (1.2 in)	25 of 100 (Routine)
Centerville 6 SE	United States	Record daily precipitation	34.0 mm (1.3 in)	25 of 100 (Routine)
Hughton	Canada	Record daily precipitation	31.2 mm (1.2 in)	24 of 100 (Routine)
El Carmen (Smn)	Mexico	Record daily precipitation	33.8 mm (1.3 in)	24 of 100 (Routine)
Laguna	United States	Record high minimum temperature	18.9 C (66.0 F)	24 of 100 (Routine)
Parur	India	Record daily precipitation	128.0 mm (5.0 in)	23 of 100 (Routine)
Antioch Fibrebrd Mills	United States	Record low maximum temperature	24.4 C (75.9 F)	23 of 100 (Routine)
Centerville Ph	United States	Record low maximum temperature	23.9 C (75.0 F)	23 of 100 (Routine)
Petaluma AP	United States	Record low maximum temperature	19.4 C (66.9 F)	23 of 100 (Routine)
Cairo 1SW	United States	Record high maximum temperature	37.2 C (99.0 F)	23 of 100 (Routine)
Lovell	United States	Record high minimum temperature	19.4 C (66.9 F)	23 of 100 (Routine)
Tekkali	India	Record daily precipitation	58.4 mm (2.3 in)	22 of 100 (Routine)
Ischim Amsg	Russia	Record high minimum temperature	22.2 C (72.0 F)	22 of 100 (Routine)
Healdsburg	United States	Record low maximum temperature	21.7 C (71.1 F)	22 of 100 (Routine)
Maricopa	United States	Record low maximum temperature	26.1 C (79.0 F)	22 of 100 (Routine)
Marianna Sch For Boys	United States	Record high maximum temperature	37.8 C (100.0 F)	22 of 100 (Routine)

Counts by Type and Timescale

293 records

Records set or tied on 8 July 1966 by type: Highest daily maximum 37, Lowest daily maximum 34, Highest daily minimum 98, Lowest daily minimum 15, Heaviest daily rainfall 109.

Records on 8 July 1966 by type
Record type	Records
Highest daily maximum	37
Lowest daily maximum	34
Highest daily minimum	98
Lowest daily minimum	15
Heaviest daily rainfall	109
Heaviest daily snowfall	0
Deepest snow cover	0

Records on 8 July 1966 by timescale: all-time 2, monthly 3, daily 288.

How Much Records Were Beaten By

219 broken records

Margins by which the 219 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 49.8. Ties are not counted.

Top 20 by Significance

8 July 1966

Top 20 records on 8 July 1966 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
8 July 1966	Cuatro Cienegas (Smn), MX	daily rain	49.8 mm (2.0 in)	49.8 mm (2.0 in)	57 years	55 of 100 (Notable)
8 July 1966	Klaipeda, LT	daily rain	42.7 mm (1.7 in)	29.8 mm (1.2 in)	36 years	53 of 100 (Notable)
8 July 1966	Kartaly, RU	monthly rain	73.7 mm (2.9 in)	18.6 mm (0.7 in)	26 years	47 of 100 (Notable)
8 July 1966	Narsaraopet, IN	daily rain	58.7 mm (2.3 in)	32.0 mm (1.3 in)	44 years	44 of 100 (Notable)
8 July 1966	Kampur, IN	all-time rain	185.0 mm (7.3 in)	9.7 mm (0.38 in)	47 years	44 of 100 (Notable)
8 July 1966	Moosehorn, CA	daily rain	39.1 mm (1.5 in)	22.6 mm (0.9 in)	24 years	43 of 100 (Notable)
8 July 1966	Sampagaon-Bailh, IN	daily rain	66.0 mm (2.6 in)	34.0 mm (1.3 in)	12 years	40 of 100 (Notable)
8 July 1966	Booneville, US	daily rain	86.9 mm (3.4 in)	31.5 mm (1.2 in)	44 years	40 of 100 (Notable)
8 July 1966	Caucaia, BR	daily rain	31.4 mm (1.2 in)	19.4 mm (0.8 in)	43 years	39 of 100 (Notable)
8 July 1966	Salur, IN	daily rain	60.2 mm (2.4 in)	36.1 mm (1.4 in)	21 years	38 of 100 (Notable)
8 July 1966	Ignacio 1 N, US	all-time high max	38.9 C (102.0 F)	0.6 C (1.1 F)	34 years	37 of 100 (Notable)
8 July 1966	Choteau, US	daily high min	17.2 C (63.0 F)	2.8 C (5.0 F)	71 years	37 of 100 (Notable)
8 July 1966	Malur, IN	daily rain	43.2 mm (1.7 in)	28.7 mm (1.1 in)	28 years	36 of 100 (Notable)
8 July 1966	Bernalillo, US	daily high min	20.6 C (69.1 F)	2.3 C (4.1 F)	67 years	36 of 100 (Notable)
8 July 1966	Porumamilla, IN	daily rain	47.2 mm (1.9 in)	34.5 mm (1.4 in)	12 years	35 of 100 (Notable)
8 July 1966	Zilair, RU	daily rain	30.0 mm (1.2 in)	19.0 mm (0.7 in)	5 years	35 of 100 (Notable)
8 July 1966	Ranaghat, IN	daily rain	95.5 mm (3.8 in)	14.2 mm (0.6 in)	63 years	32 of 100 (Routine)
8 July 1966	Castle Rock, US	daily high min	16.7 C (62.1 F)	1.7 C (3.1 F)	64 years	32 of 100 (Routine)
8 July 1966	Chiknayakanihall, IN	daily rain	35.6 mm (1.4 in)	24.2 mm (1.0 in)	16 years	31 of 100 (Routine)
8 July 1966	Emerson, CA	daily rain	46.7 mm (1.8 in)	14.9 mm (0.6 in)	37 years	30 of 100 (Routine)

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

1793 to 1966

Records set or tied on this calendar date in each year from 1793 to 1966. 1966 had 293 records.

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

Records on 07-08 in each year
Year	Records
1793	2
1811	1
1815	2
1819	3
1844	1
1845	4
1848	2
1852	2
1856	1
1860	1
1864	2
1865	1
1867	2
1868	1
1873	1
1874	1
1876	2
1878	2
1879	1
1882	1
1883	1
1885	2
1886	3
1888	1
1889	2
1890	2
1891	2
1892	2
1893	2
1894	3
1896	7
1898	2
1899	6
1900	9
1901	4
1902	13
1903	9
1904	21
1905	9
1906	8
1907	9
1908	16
1909	24
1910	32
1911	28
1912	60
1913	29
1914	54
1915	47
1916	206
1917	37
1918	45
1919	34
1920	123
1921	75
1922	146
1923	134
1924	201
1925	141
1926	132
1927	142
1928	191
1929	235
1930	360
1931	250
1932	240
1933	360
1934	226
1935	496
1936	940
1937	287
1938	293
1939	399
1940	294
1941	198
1942	210
1943	248
1944	495
1945	291
1946	380
1947	400
1948	410
1949	352
1950	518
1951	580
1952	741
1953	502
1954	497
1955	554
1956	516
1957	429
1958	651
1959	485
1960	483
1961	356
1962	271
1963	592
1964	603
1965	266
1966	293
1967	266
1968	540
1969	847
1970	375
1971	443
1972	982
1973	831
1974	1,009
1975	537
1976	697
1977	743
1978	727
1979	703
1980	958
1981	945
1982	625
1983	1,198
1984	837
1985	1,024
1986	822
1987	814
1988	1,133
1989	1,174
1990	763
1991	1,152
1992	1,017
1993	1,875
1994	1,389
1995	642
1996	1,356
1997	734
1998	1,616
1999	816
2000	876
2001	916
2002	897
2003	779
2004	1,096
2005	1,250
2006	928
2007	943
2008	1,406
2009	971
2010	1,411
2011	838
2012	1,237
2013	501
2014	692
2015	1,455
2016	670
2017	887
2018	457
2019	569
2020	521
2021	890
2022	607
2023	765
2024	1,269
2025	616
2026	438

Download the Data

Data for records on 1966-07-08: 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).

Histogram of margins by which records were beaten on 8 July 1966
Margin	Records
0 to 10	174
10 to 20	30
20 to 30	9
30 to 40	5
40 to 50	1