Weather Records on 8 April 1966

315 weather records were set or tied worldwide on 8 April 1966. Highest significance: Pattanamphitta, IN.

Key Facts for 8 April 1966

On 8 April 1966, 315 weather records were set or tied at long-record stations worldwide.
106 were record highs and 71 were record lows, counting maximum and minimum temperature.
By timescale, 0 were all-time records, 4 monthly and 311 daily.
Pattanamphitta set a daily record precipitation of 254.8 mm (10.0 in) on 8 April 1966.
Across 157 earlier years (1798 to 2026) the same calendar date averaged 505 records.

Record Map

315 stations

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

Weather records on 8 April 1966: highest significance records shown on the map
Station	Country	Type	Value	Significance
Pattanamphitta	India	Record daily precipitation	254.8 mm (10.0 in)	59 of 100 (Notable)
Quondong	Australia	Record daily precipitation	31.0 mm (1.2 in)	50 of 100 (Notable)
Genoa	Italy	Record daily precipitation	53.6 mm (2.1 in)	50 of 100 (Notable)
Observatorio Do Iag	Brazil	Record daily precipitation	79.2 mm (3.1 in)	48 of 100 (Notable)
Porto da Folha	Brazil	Record daily precipitation	38.2 mm (1.5 in)	44 of 100 (Notable)
Pao de Acucar	Brazil	Record daily precipitation	40.0 mm (1.6 in)	38 of 100 (Notable)
Euclides da Cunha (Cumbe)	Brazil	Record daily precipitation	58.3 mm (2.3 in)	38 of 100 (Notable)
Vik I Sogn III	Norway	Record snow depth	12.0 cm (4.7 in)	38 of 100 (Notable)
Nossa Senhora da Gloria	Brazil	Record daily precipitation	48.8 mm (1.9 in)	37 of 100 (Notable)
Rio de Contas	Brazil	Record daily precipitation	27.5 mm (1.1 in)	36 of 100 (Notable)
Iguape	Brazil	Record daily precipitation	37.6 mm (1.5 in)	34 of 100 (Routine)
Cananeia G4-001	Brazil	Record daily precipitation	96.2 mm (3.8 in)	33 of 100 (Routine)
Bunkin	Australia	Record daily precipitation	42.4 mm (1.7 in)	32 of 100 (Routine)
Athabasca	Canada	Record daily snowfall	15.2 cm (6.0 in)	32 of 100 (Routine)
Adur	India	Record daily precipitation	88.1 mm (3.5 in)	32 of 100 (Routine)
Beaverlodge Cda	Canada	Record daily snowfall	13.7 cm (5.4 in)	31 of 100 (Routine)
Rangely 1E	United States	Record high maximum temperature	23.9 C (75.0 F)	30 of 100 (Routine)
Salekhard	Russia	Record low maximum temperature	-24.4 C (-11.9 F)	29 of 100 (Routine)
Challis	United States	Record high maximum temperature	22.2 C (72.0 F)	29 of 100 (Routine)
Tucano	Brazil	Record daily precipitation	62.2 mm (2.4 in)	28 of 100 (Routine)
Fort Vermilion Cda	Canada	Record daily snowfall	15.7 cm (6.2 in)	28 of 100 (Routine)
Enisejsk	Russia	Record low minimum temperature	-29.4 C (-20.9 F)	28 of 100 (Routine)
Kingsville	United States	Record daily precipitation	55.9 mm (2.2 in)	28 of 100 (Routine)
Ibiapaba	Brazil	Record daily precipitation	73.4 mm (2.9 in)	27 of 100 (Routine)
Tapalpa (Smn)	Mexico	Record low minimum temperature	0.6 C (33.1 F)	27 of 100 (Routine)
Kirensk	Russia	Record low minimum temperature	-32.8 C (-27.0 F)	27 of 100 (Routine)
Sandy Lake Dam Libby	United States	Record daily snowfall	10.2 cm (4.0 in)	27 of 100 (Routine)
Laghouat	Algeria	Record high maximum temperature	32.2 C (90.0 F)	26 of 100 (Routine)
Marre-Sale	Russia	Record low minimum temperature	-35.9 C (-32.6 F)	25 of 100 (Routine)
Barguzin	Russia	Record low minimum temperature	-25.8 C (-14.4 F)	25 of 100 (Routine)
Payette	United States	Record high maximum temperature	27.8 C (82.0 F)	25 of 100 (Routine)
Frei Paulo	Brazil	Record daily precipitation	50.4 mm (2.0 in)	24 of 100 (Routine)
Vale	United States	Record high maximum temperature	26.7 C (80.1 F)	24 of 100 (Routine)
Ogden Pioneer Ph	United States	Record high maximum temperature	23.3 C (73.9 F)	24 of 100 (Routine)
Villa Ahumada	Mexico	Record high maximum temperature	35.6 C (96.1 F)	23 of 100 (Routine)
Dudinka	Russia	Record low minimum temperature	-37.0 C (-34.6 F)	23 of 100 (Routine)
Buhta Providenja	Russia	Record daily precipitation	32.7 mm (1.3 in)	23 of 100 (Routine)
Bridgetown Comparison	Australia	Record high maximum temperature	32.3 C (90.1 F)	22 of 100 (Routine)
Osterley	Australia	Record daily precipitation	30.5 mm (1.2 in)	22 of 100 (Routine)
Ahuacatlan	Mexico	Record high minimum temperature	18.9 C (66.0 F)	22 of 100 (Routine)
Glenns Ferry	United States	Record high maximum temperature	28.3 C (82.9 F)	22 of 100 (Routine)
Bens Run 1 SSE	United States	Record low minimum temperature	-3.9 C (25.0 F)	22 of 100 (Routine)
Campos Sales	Brazil	Record daily precipitation	40.0 mm (1.6 in)	21 of 100 (Routine)
Barra da Estiva	Brazil	Record daily precipitation	37.2 mm (1.5 in)	21 of 100 (Routine)
Nossa Senhora Das Dores	Brazil	Record daily precipitation	70.7 mm (2.8 in)	21 of 100 (Routine)
Hill City 1 W	United States	Record high maximum temperature	21.1 C (70.0 F)	21 of 100 (Routine)
Lahontan Dam	United States	Record high minimum temperature	10.0 C (50.0 F)	21 of 100 (Routine)
Anadyr	Russia	Record daily precipitation	17.8 mm (0.7 in)	20 of 100 (Routine)
Dublin Phoenix Park	Ireland	Record daily precipitation	17.6 mm (0.7 in)	20 of 100 (Routine)
Pte de Chassiron	France	Record daily precipitation	8.6 mm (0.34 in)	20 of 100 (Routine)
Zinapecuaro	Mexico	Record daily precipitation	15.2 mm (0.6 in)	20 of 100 (Routine)
Aparan	Armenia	Record daily precipitation	20.2 mm (0.8 in)	20 of 100 (Routine)
Hornepayne	Canada	Record daily precipitation	15.2 mm (0.6 in)	20 of 100 (Routine)
Athabasca	Canada	Record daily precipitation	15.2 mm (0.6 in)	20 of 100 (Routine)
Svyatoy Nos;Cape(Closed)	Russia	Record daily precipitation	8.5 mm (0.33 in)	20 of 100 (Routine)
Hobart (Ellerslie Road)	Australia	Record daily precipitation	19.6 mm (0.8 in)	20 of 100 (Routine)
Kurdege	India	Record daily precipitation	12.0 mm (0.5 in)	20 of 100 (Routine)
Norway House	Canada	Record daily snowfall	0.5 cm (0.2 in)	20 of 100 (Routine)
Bellerive (Fort Street)	Australia	Record daily precipitation	12.7 mm (0.5 in)	20 of 100 (Routine)
Tyrendarra (Ellangowan)	Australia	Record daily precipitation	11.9 mm (0.5 in)	20 of 100 (Routine)

Counts by Type and Timescale

315 records

Records set or tied on 8 April 1966 by type: Highest daily maximum 79, Lowest daily maximum 39, Highest daily minimum 27, Lowest daily minimum 32, Heaviest daily rainfall 120, Heaviest daily snowfall 11, Deepest snow cover 7.

Records on 8 April 1966 by type
Record type	Records
Highest daily maximum	79
Lowest daily maximum	39
Highest daily minimum	27
Lowest daily minimum	32
Heaviest daily rainfall	120
Heaviest daily snowfall	11
Deepest snow cover	7

Records on 8 April 1966 by timescale: all-time 0, monthly 4, daily 311.

How Much Records Were Beaten By

256 broken records

Margins by which the 256 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 220.0. Ties are not counted.

Top 20 by Significance

8 April 1966

Top 20 records on 8 April 1966 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
8 April 1966	Pattanamphitta, IN	daily rain	254.8 mm (10.0 in)	153.2 mm (6.0 in)	45 years	59 of 100 (Notable)
8 April 1966	Quondong, AU	daily rain	31.0 mm (1.2 in)	29.2 mm (1.1 in)	23 years	50 of 100 (Notable)
8 April 1966	Genoa, IT	daily rain	53.6 mm (2.1 in)	19.4 mm (0.8 in)	86 years	50 of 100 (Notable)
8 April 1966	Observatorio Do Iag, BR	daily rain	79.2 mm (3.1 in)	61.0 mm (2.4 in)	19 years	48 of 100 (Notable)
8 April 1966	Porto da Folha, BR	daily rain	38.2 mm (1.5 in)	26.0 mm (1.0 in)	43 years	44 of 100 (Notable)
8 April 1966	Pao de Acucar, BR	daily rain	40.0 mm (1.6 in)	26.3 mm (1.0 in)	43 years	38 of 100 (Notable)
8 April 1966	Euclides da Cunha (Cumbe), BR	daily rain	58.3 mm (2.3 in)	32.3 mm (1.3 in)	17 years	38 of 100 (Notable)
8 April 1966	Vik I Sogn III, NO	daily snow depth	12.0 cm (4.7 in)	7.0 cm (2.8 in)	60 years	38 of 100 (Notable)
8 April 1966	Nossa Senhora da Gloria, BR	daily rain	48.8 mm (1.9 in)	36.8 mm (1.4 in)	21 years	37 of 100 (Notable)
8 April 1966	Rio de Contas, BR	daily rain	27.5 mm (1.1 in)	21.7 mm (0.9 in)	32 years	36 of 100 (Notable)
8 April 1966	Iguape, BR	daily rain	37.6 mm (1.5 in)	18.6 mm (0.7 in)	59 years	34 of 100 (Routine)
8 April 1966	Cananeia G4-001, BR	daily rain	96.2 mm (3.8 in)	25.7 mm (1.0 in)	44 years	33 of 100 (Routine)
8 April 1966	Bunkin, AU	daily rain	42.4 mm (1.7 in)	11.9 mm (0.5 in)	48 years	32 of 100 (Routine)
8 April 1966	Athabasca, CA	daily snowfall	15.2 cm (6.0 in)	7.6 cm (3.0 in)	39 years	32 of 100 (Routine)
8 April 1966	Adur, IN	daily rain	88.1 mm (3.5 in)	24.1 mm (0.9 in)	40 years	32 of 100 (Routine)
8 April 1966	Beaverlodge Cda, CA	daily snowfall	13.7 cm (5.4 in)	6.1 cm (2.4 in)	39 years	31 of 100 (Routine)
8 April 1966	Rangely 1E, US	daily high max	23.9 C (75.0 F)	1.7 C (3.1 F)	66 years	30 of 100 (Routine)
8 April 1966	Salekhard, RU	monthly low max	-24.4 C (-11.9 F)	2.6 C (4.7 F)	38 years	29 of 100 (Routine)
8 April 1966	Challis, US	daily high max	22.2 C (72.0 F)	1.6 C (2.9 F)	66 years	29 of 100 (Routine)
8 April 1966	Tucano, BR	daily rain	62.2 mm (2.4 in)	27.7 mm (1.1 in)	17 years	28 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

1798 to 1966

Records set or tied on this calendar date in each year from 1798 to 1966. 1966 had 315 records.

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

Records on 04-08 in each year
Year	Records
1798	1
1809	3
1815	1
1830	1
1837	1
1838	1
1843	1
1847	1
1848	1
1854	1
1859	1
1860	1
1864	5
1865	1
1866	1
1871	3
1877	1
1879	1
1881	1
1883	2
1886	1
1887	2
1888	3
1889	4
1890	2
1894	3
1895	3
1896	2
1897	2
1898	3
1899	3
1900	7
1901	6
1902	9
1903	9
1904	7
1905	20
1906	4
1907	20
1908	18
1909	16
1910	20
1911	17
1912	84
1913	8
1914	42
1915	69
1916	100
1917	42
1918	43
1919	82
1920	90
1921	440
1922	117
1923	109
1924	194
1925	184
1926	164
1927	160
1928	450
1929	614
1930	261
1931	447
1932	105
1933	158
1934	190
1935	523
1936	662
1937	129
1938	813
1939	707
1940	254
1941	235
1942	359
1943	534
1944	283
1945	669
1946	337
1947	263
1948	569
1949	206
1950	932
1951	244
1952	562
1953	519
1954	322
1955	306
1956	621
1957	397
1958	360
1959	421
1960	366
1961	623
1962	470
1963	566
1964	814
1965	473
1966	315
1967	568
1968	499
1969	765
1970	399
1971	798
1972	1,636
1973	1,104
1974	559
1975	1,410
1976	383
1977	1,469
1978	822
1979	446
1980	755
1981	736
1982	2,690
1983	1,321
1984	1,041
1985	826
1986	901
1987	783
1988	1,224
1989	1,360
1990	907
1991	1,886
1992	534
1993	706
1994	678
1995	812
1996	1,289
1997	2,009
1998	1,101
1999	1,221
2000	817
2001	1,865
2002	761
2003	1,918
2004	676
2005	976
2006	680
2007	2,681
2008	896
2009	1,027
2010	1,128
2011	1,197
2012	407
2013	711
2014	715
2015	825
2016	924
2017	584
2018	1,745
2019	826
2020	916
2021	742
2022	930
2023	585
2024	1,256
2025	484
2026	407

Download the Data

Data for records on 1966-04-08: 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).

Margin	Records
0 to 50	245
50 to 100	7
100 to 150	1
150 to 200	2
200 to 250	1