Weather Records on 1 April 1964

951 weather records were set or tied worldwide on 1 April 1964. Highest significance: Toliness Station, AU.

Key Facts for 1 April 1964

On 1 April 1964, 951 weather records were set or tied at long-record stations worldwide.
161 were record highs and 342 were record lows, counting maximum and minimum temperature.
By timescale, 1 were all-time records, 113 monthly and 837 daily.
Toliness Station set a monthly record daily precipitation of 144.3 mm (5.7 in) on 1 April 1964.
Across 160 earlier years (1803 to 2026) the same calendar date averaged 474 records.

Record Map

951 stations

951 station records on 1 April 1964 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 1 April 1964: highest significance records shown on the map
Station	Country	Type	Value	Significance
Toliness Station	Australia	Record daily precipitation	144.3 mm (5.7 in)	64 of 100 (Major)
Newdegate South	Australia	Record daily precipitation	76.2 mm (3.0 in)	63 of 100 (Major)
Penola Downs Station	Australia	Record daily precipitation	90.9 mm (3.6 in)	61 of 100 (Major)
Hachita 1W	United States	Record daily precipitation	38.1 mm (1.5 in)	58 of 100 (Notable)
Acude Tucunduba	Brazil	Record daily precipitation	137.4 mm (5.4 in)	56 of 100 (Notable)
Watheroo	Australia	Record daily precipitation	43.7 mm (1.7 in)	53 of 100 (Notable)
Barberton	Australia	Record daily precipitation	52.6 mm (2.1 in)	52 of 100 (Notable)
Coomberdale	Australia	Record daily precipitation	56.4 mm (2.2 in)	52 of 100 (Notable)
Moora	Australia	Record daily precipitation	46.2 mm (1.8 in)	52 of 100 (Notable)
Beerlaagte	South Africa	Record daily precipitation	44.5 mm (1.8 in)	52 of 100 (Notable)
Mooliabeenee Siding	Australia	Record daily precipitation	36.8 mm (1.4 in)	51 of 100 (Notable)
Wannamal	Australia	Record daily precipitation	33.0 mm (1.3 in)	51 of 100 (Notable)
San Sebastian - Igueldo	Spain	Record daily precipitation	45.0 mm (1.8 in)	50 of 100 (Notable)
Mogumber	Australia	Record daily precipitation	25.9 mm (1.0 in)	47 of 100 (Notable)
Hebron	South Africa	Record daily precipitation	39.0 mm (1.5 in)	46 of 100 (Notable)
Carnamah	Australia	Record daily precipitation	31.0 mm (1.2 in)	45 of 100 (Notable)
Long Pocket	Australia	Record daily precipitation	127.0 mm (5.0 in)	45 of 100 (Notable)
Manchester	United States	Record low minimum temperature	-11.1 C (12.0 F)	45 of 100 (Notable)
Ellesmere	South Africa	Record daily precipitation	55.3 mm (2.2 in)	44 of 100 (Notable)
Newport	United States	Record snow depth	27.9 cm (11.0 in)	41 of 100 (Notable)
Kangaroo Hills Station	Australia	Record daily precipitation	62.2 mm (2.4 in)	40 of 100 (Notable)
Oakwood	Australia	Record daily precipitation	102.9 mm (4.1 in)	40 of 100 (Notable)
Grafton	United States	Record low minimum temperature	-21.1 C (-6.0 F)	39 of 100 (Notable)
Camden 3 W	United States	Record low minimum temperature	-5.6 C (21.9 F)	39 of 100 (Notable)
Bellrock	South Africa	Record daily precipitation	61.5 mm (2.4 in)	38 of 100 (Notable)
Santander Centro	Spain	Record daily precipitation	73.8 mm (2.9 in)	38 of 100 (Notable)
Arrowrock Dam	United States	Record snow depth	22.9 cm (9.0 in)	38 of 100 (Notable)
Mayo A	Canada	Record daily snowfall	12.2 cm (4.8 in)	37 of 100 (Notable)
Mansfield 5 W	United States	Record low minimum temperature	-18.3 C (-0.9 F)	37 of 100 (Notable)
Lock Haven	United States	Record low maximum temperature	0.6 C (33.1 F)	37 of 100 (Notable)
Hughenden	South Africa	Record daily precipitation	47.0 mm (1.9 in)	36 of 100 (Notable)
Saint Paul Is AP	United States	Record snow depth	66.0 cm (26.0 in)	36 of 100 (Notable)
Emmet Downs	Australia	Record daily precipitation	77.7 mm (3.1 in)	35 of 100 (Notable)
Adolphskraal	South Africa	Record daily precipitation	29.0 mm (1.1 in)	35 of 100 (Notable)
Tiffin	United States	Record low minimum temperature	-14.4 C (6.1 F)	35 of 100 (Notable)
Butler	United States	Record low maximum temperature	-1.1 C (30.0 F)	35 of 100 (Notable)
Woodstock	United States	Record low maximum temperature	-2.2 C (28.0 F)	35 of 100 (Notable)
Biddenham	Australia	Record daily precipitation	48.3 mm (1.9 in)	34 of 100 (Routine)
Parry Sound	Canada	Record low minimum temperature	-20.6 C (-5.1 F)	34 of 100 (Routine)
Tweefontein	South Africa	Record daily precipitation	63.5 mm (2.5 in)	34 of 100 (Routine)
Welgedacht	South Africa	Record daily precipitation	52.5 mm (2.1 in)	34 of 100 (Routine)
Freehold-Marlboro	United States	Record low minimum temperature	-5.6 C (21.9 F)	34 of 100 (Routine)
Kershaw 1SW	United States	Record low minimum temperature	-7.2 C (19.0 F)	34 of 100 (Routine)
Mount Isa Mine	Australia	Record daily precipitation	53.8 mm (2.1 in)	33 of 100 (Routine)
Chicoutimi	Canada	Record low maximum temperature	-5.6 C (21.9 F)	33 of 100 (Routine)
Sackville	Canada	Record low minimum temperature	-10.6 C (12.9 F)	33 of 100 (Routine)
Vosburg	South Africa	Record daily precipitation	32.0 mm (1.3 in)	33 of 100 (Routine)
Masindi	Uganda	Record daily precipitation	35.2 mm (1.4 in)	33 of 100 (Routine)
Muchea Tree Farm	Australia	Record daily precipitation	26.4 mm (1.0 in)	32 of 100 (Routine)
North Bay	Canada	Record low minimum temperature	-20.6 C (-5.1 F)	32 of 100 (Routine)
Ridgetown	Canada	Record low minimum temperature	-10.0 C (14.0 F)	32 of 100 (Routine)
Thomasgat	South Africa	Record daily precipitation	38.5 mm (1.5 in)	32 of 100 (Routine)
Colesberg (Tnk)	South Africa	Record daily precipitation	58.0 mm (2.3 in)	32 of 100 (Routine)
Baldwin	United States	Record low minimum temperature	-15.6 C (3.9 F)	32 of 100 (Routine)
Lake City Exp Farm	United States	Record low minimum temperature	-16.1 C (3.0 F)	32 of 100 (Routine)
Manistique Wwtp	United States	Record low minimum temperature	-14.4 C (6.1 F)	32 of 100 (Routine)
Oberlin	United States	Record low minimum temperature	-14.4 C (6.1 F)	32 of 100 (Routine)
Alice Post Office	Australia	Record daily precipitation	53.3 mm (2.1 in)	31 of 100 (Routine)
Verhneimbatsk	Russia	Record low minimum temperature	-40.2 C (-40.4 F)	31 of 100 (Routine)
Buxton	United Kingdom	Record low maximum temperature	3.9 C (39.0 F)	31 of 100 (Routine)

Counts by Type and Timescale

951 records

Records set or tied on 1 April 1964 by type: Highest daily maximum 95, Lowest daily maximum 137, Highest daily minimum 66, Lowest daily minimum 205, Heaviest daily rainfall 415, Heaviest daily snowfall 18, Deepest snow cover 15.

Records on 1 April 1964 by type
Record type	Records
Highest daily maximum	95
Lowest daily maximum	137
Highest daily minimum	66
Lowest daily minimum	205
Heaviest daily rainfall	415
Heaviest daily snowfall	18
Deepest snow cover	15

Records on 1 April 1964 by timescale: all-time 1, monthly 113, daily 837.

How Much Records Were Beaten By

792 broken records

Margins by which the 792 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 204.0. Ties are not counted.

Top 20 by Significance

1 April 1964

Top 20 records on 1 April 1964 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
1 April 1964	Toliness Station, AU	monthly rain	144.3 mm (5.7 in)	80.5 mm (3.2 in)	32 years	64 of 100 (Major)
1 April 1964	Newdegate South, AU	monthly rain	76.2 mm (3.0 in)	36.6 mm (1.4 in)	31 years	63 of 100 (Major)
1 April 1964	Penola Downs Station, AU	monthly rain	90.9 mm (3.6 in)	46.4 mm (1.8 in)	13 years	61 of 100 (Major)
1 April 1964	Hachita 1W, US	monthly rain	38.1 mm (1.5 in)	17.3 mm (0.7 in)	12 years	58 of 100 (Notable)
1 April 1964	Acude Tucunduba, BR	monthly rain	137.4 mm (5.4 in)	44.9 mm (1.8 in)	34 years	56 of 100 (Notable)
1 April 1964	Watheroo, AU	daily rain	43.7 mm (1.7 in)	39.9 mm (1.6 in)	25 years	53 of 100 (Notable)
1 April 1964	Barberton, AU	daily rain	52.6 mm (2.1 in)	40.7 mm (1.6 in)	25 years	52 of 100 (Notable)
1 April 1964	Coomberdale, AU	daily rain	56.4 mm (2.2 in)	47.5 mm (1.9 in)	25 years	52 of 100 (Notable)
1 April 1964	Moora, AU	daily rain	46.2 mm (1.8 in)	31.5 mm (1.2 in)	25 years	52 of 100 (Notable)
1 April 1964	Beerlaagte, ZA	daily rain	44.5 mm (1.8 in)	32.8 mm (1.3 in)	35 years	52 of 100 (Notable)
1 April 1964	Mooliabeenee Siding, AU	daily rain	36.8 mm (1.4 in)	29.7 mm (1.2 in)	23 years	51 of 100 (Notable)
1 April 1964	Wannamal, AU	daily rain	33.0 mm (1.3 in)	26.4 mm (1.0 in)	25 years	51 of 100 (Notable)
1 April 1964	San Sebastian - Igueldo, ES	daily rain	45.0 mm (1.8 in)	31.0 mm (1.2 in)	46 years	50 of 100 (Notable)
1 April 1964	Mogumber, AU	daily rain	25.9 mm (1.0 in)	23.4 mm (0.9 in)	45 years	47 of 100 (Notable)
1 April 1964	Hebron, ZA	daily rain	39.0 mm (1.5 in)	29.3 mm (1.2 in)	38 years	46 of 100 (Notable)
1 April 1964	Carnamah, AU	daily rain	31.0 mm (1.2 in)	28.7 mm (1.1 in)	25 years	45 of 100 (Notable)
1 April 1964	Long Pocket, AU	daily rain	127.0 mm (5.0 in)	83.1 mm (3.3 in)	8 years	45 of 100 (Notable)
1 April 1964	Manchester, US	monthly low min	-11.1 C (12.0 F)	2.2 C (4.0 F)	75 years	45 of 100 (Notable)
1 April 1964	Ellesmere, ZA	daily rain	55.3 mm (2.2 in)	30.8 mm (1.2 in)	11 years	44 of 100 (Notable)
1 April 1964	Newport, US	monthly snow depth	27.9 cm (11.0 in)	12.7 cm (5.0 in)	47 years	41 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

1803 to 1964

Records set or tied on this calendar date in each year from 1803 to 1964. 1964 had 951 records.

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

Records on 04-01 in each year
Year	Records
1803	1
1805	1
1808	1
1813	1
1815	3
1819	1
1830	2
1847	2
1848	1
1850	1
1855	3
1856	1
1861	2
1862	2
1865	1
1869	2
1872	1
1873	1
1874	2
1876	1
1878	3
1879	2
1881	1
1885	1
1887	2
1888	2
1889	2
1891	5
1892	1
1893	2
1896	4
1897	5
1898	3
1899	4
1900	4
1901	4
1902	4
1903	12
1904	29
1905	10
1906	7
1907	24
1908	5
1909	13
1910	26
1911	27
1912	31
1913	35
1914	37
1915	25
1916	35
1917	80
1918	51
1919	165
1920	65
1921	46
1922	98
1923	319
1924	257
1925	111
1926	234
1927	326
1928	194
1929	336
1930	153
1931	846
1932	292
1933	188
1934	153
1935	424
1936	1,248
1937	192
1938	461
1939	226
1940	840
1941	285
1942	209
1943	319
1944	266
1945	880
1946	1,172
1947	390
1948	590
1949	308
1950	455
1951	406
1952	419
1953	249
1954	493
1955	288
1956	744
1957	314
1958	535
1959	821
1960	295
1961	496
1962	652
1963	1,123
1964	951
1965	678
1966	689
1967	928
1968	377
1969	611
1970	894
1971	384
1972	510
1973	680
1974	894
1975	1,806
1976	767
1977	524
1978	1,013
1979	738
1980	797
1981	1,115
1982	884
1983	643
1984	662
1985	826
1986	982
1987	1,762
1988	1,259
1989	1,098
1990	952
1991	693
1992	981
1993	783
1994	739
1995	1,056
1996	996
1997	1,255
1998	1,703
1999	1,341
2000	690
2001	575
2002	985
2003	1,366
2004	926
2005	1,086
2006	929
2007	963
2008	1,457
2009	846
2010	1,022
2011	1,105
2012	1,327
2013	719
2014	657
2015	606
2016	842
2017	792
2018	870
2019	674
2020	719
2021	790
2022	853
2023	1,069
2024	788
2025	779
2026	1,042

Download the Data

Data for records on 1964-04-01: 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 50	780
50 to 100	8
100 to 150	2
150 to 200	1
200 to 250	1