Weather Records on 4 April 1964

675 weather records were set or tied worldwide on 4 April 1964. Highest significance: Milan Exp STN, US.

Key Facts for 4 April 1964

On 4 April 1964, 675 weather records were set or tied at long-record stations worldwide.
68 were record highs and 280 were record lows, counting maximum and minimum temperature.
By timescale, 2 were all-time records, 32 monthly and 641 daily.
Milan Exp STN set a daily record precipitation of 99.1 mm (3.9 in) on 4 April 1964.
Across 155 earlier years (1794 to 2026) the same calendar date averaged 503 records.

Record Map

675 stations

675 station records on 4 April 1964 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 4 April 1964: highest significance records shown on the map
Station	Country	Type	Value	Significance
Milan Exp STN	United States	Record daily precipitation	99.1 mm (3.9 in)	60 of 100 (Major)
Jerome	United States	Record daily snowfall	12.7 cm (5.0 in)	59 of 100 (Notable)
Naretha	Australia	Record daily precipitation	37.3 mm (1.5 in)	58 of 100 (Notable)
Augusta	United States	Record daily precipitation	77.0 mm (3.0 in)	55 of 100 (Notable)
Norwich	United States	Record daily precipitation	86.4 mm (3.4 in)	55 of 100 (Notable)
Moscow	United States	Record daily precipitation	82.6 mm (3.3 in)	55 of 100 (Notable)
Kirchdorf/Poel	Germany	Record daily precipitation	25.3 mm (1.0 in)	50 of 100 (Notable)
Ft Grant	United States	Record daily snowfall	25.4 cm (10.0 in)	48 of 100 (Notable)
Mt Vernon 3 SW	United States	Record daily precipitation	53.8 mm (2.1 in)	48 of 100 (Notable)
Irara	Brazil	Record daily precipitation	40.8 mm (1.6 in)	47 of 100 (Notable)
Las Animas	United States	Record daily snowfall	17.8 cm (7.0 in)	46 of 100 (Notable)
Ericson 8 WNW	United States	Record daily snowfall	10.2 cm (4.0 in)	45 of 100 (Notable)
Marshall	United States	Record daily precipitation	54.6 mm (2.1 in)	44 of 100 (Notable)
Mountainair	United States	Record daily snowfall	27.9 cm (11.0 in)	42 of 100 (Notable)
Haswell	United States	Record daily snowfall	12.7 cm (5.0 in)	41 of 100 (Notable)
Bolivar 1 NE	United States	Record daily precipitation	59.7 mm (2.4 in)	40 of 100 (Notable)
Pinos Altos	United States	Record daily snowfall	15.2 cm (6.0 in)	40 of 100 (Notable)
Ozark	United States	Record daily precipitation	118.6 mm (4.7 in)	39 of 100 (Notable)
Eldorado Springs	United States	Record daily precipitation	44.5 mm (1.8 in)	39 of 100 (Notable)
Limoeiro de Anadia	Brazil	Record daily precipitation	159.5 mm (6.3 in)	38 of 100 (Notable)
Sharon Springs	United States	Record daily snowfall	7.6 cm (3.0 in)	38 of 100 (Notable)
Port Stanley	Canada	Record low minimum temperature	-11.1 C (12.0 F)	37 of 100 (Notable)
Monroe City	United States	Record daily precipitation	48.0 mm (1.9 in)	37 of 100 (Notable)
Albion	United States	Record daily snowfall	17.8 cm (7.0 in)	37 of 100 (Notable)
Babuskin	Russia	Record low maximum temperature	-11.0 C (12.2 F)	36 of 100 (Notable)
Brinkley	United States	Record daily precipitation	101.3 mm (4.0 in)	36 of 100 (Notable)
Hot Springs 1 NNE	United States	Record daily precipitation	83.6 mm (3.3 in)	36 of 100 (Notable)
Lamar	United States	Record snow depth	17.8 cm (7.0 in)	36 of 100 (Notable)
Corinth 5 WSW	United States	Record daily precipitation	57.7 mm (2.3 in)	36 of 100 (Notable)
Brownsville	United States	Record daily precipitation	75.2 mm (3.0 in)	36 of 100 (Notable)
Bethel AP	United States	Record daily snowfall	5.3 cm (2.1 in)	36 of 100 (Notable)
Big Creek	Canada	Record daily snowfall	17.8 cm (7.0 in)	35 of 100 (Notable)
Cheyenne Wells 2NE	United States	Record daily snowfall	7.6 cm (3.0 in)	35 of 100 (Notable)
Potter	United States	Record daily snowfall	17.8 cm (7.0 in)	35 of 100 (Notable)
Canton 4 SE	United States	Record daily snowfall	11.4 cm (4.5 in)	35 of 100 (Notable)
Albion	United States	Record snow depth	17.8 cm (7.0 in)	34 of 100 (Routine)
Silver City	United States	Record daily snowfall	12.7 cm (5.0 in)	34 of 100 (Routine)
Okmulgee Wtr Wks	United States	Record daily precipitation	56.9 mm (2.2 in)	34 of 100 (Routine)
Saint Johnsbury	United States	Record snow depth	20.3 cm (8.0 in)	34 of 100 (Routine)
Lindsay	Canada	Record low minimum temperature	-13.9 C (7.0 F)	33 of 100 (Routine)
Chita	Russia	Record low maximum temperature	-10.4 C (13.3 F)	33 of 100 (Routine)
Wellington	United States	Record daily precipitation	36.6 mm (1.4 in)	33 of 100 (Routine)
Quemado	United States	Record daily snowfall	17.8 cm (7.0 in)	33 of 100 (Routine)
Greenwood	Canada	Record daily snowfall	10.2 cm (4.0 in)	32 of 100 (Routine)
Beaverlodge Cda	Canada	Record daily snowfall	16.8 cm (6.6 in)	32 of 100 (Routine)
Putbus	Germany	Record low maximum temperature	1.5 C (34.7 F)	32 of 100 (Routine)
Kirensk	Russia	Record low minimum temperature	-34.7 C (-30.5 F)	32 of 100 (Routine)
Babuskin	Russia	Record low minimum temperature	-23.3 C (-9.9 F)	32 of 100 (Routine)
Castle Rock	United States	Record low maximum temperature	0.6 C (33.1 F)	32 of 100 (Routine)
Eads	United States	Record daily snowfall	5.1 cm (2.0 in)	32 of 100 (Routine)
Oakdale	United States	Record daily snowfall	25.4 cm (10.0 in)	32 of 100 (Routine)
Eagle Nest	United States	Record daily precipitation	25.7 mm (1.0 in)	32 of 100 (Routine)
Sallisaw 2 NW	United States	Record daily precipitation	66.8 mm (2.6 in)	32 of 100 (Routine)
Goodland	United States	Record daily snowfall	13.5 cm (5.3 in)	32 of 100 (Routine)
Lamar	United States	Record daily snowfall	15.5 cm (6.1 in)	31 of 100 (Routine)
Rocky Ford 2 SE	United States	Record low maximum temperature	1.1 C (34.0 F)	31 of 100 (Routine)
El Dorado	United States	Record daily precipitation	46.0 mm (1.8 in)	31 of 100 (Routine)
Newton	United States	Record daily precipitation	29.0 mm (1.1 in)	31 of 100 (Routine)
Oswego 1 N	United States	Record daily precipitation	43.7 mm (1.7 in)	31 of 100 (Routine)
Caplinger Mills	United States	Record daily precipitation	48.0 mm (1.9 in)	31 of 100 (Routine)

Counts by Type and Timescale

675 records

Records set or tied on 4 April 1964 by type: Highest daily maximum 17, Lowest daily maximum 181, Highest daily minimum 51, Lowest daily minimum 99, Heaviest daily rainfall 223, Heaviest daily snowfall 85, Deepest snow cover 19.

Records on 4 April 1964 by type
Record type	Records
Highest daily maximum	17
Lowest daily maximum	181
Highest daily minimum	51
Lowest daily minimum	99
Heaviest daily rainfall	223
Heaviest daily snowfall	85
Deepest snow cover	19

Records on 4 April 1964 by timescale: all-time 2, monthly 32, daily 641.

How Much Records Were Beaten By

544 broken records

Margins by which the 544 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 203.0. Ties are not counted.

Top 20 by Significance

4 April 1964

Top 20 records on 4 April 1964 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
4 April 1964	Milan Exp STN, US	daily rain	99.1 mm (3.9 in)	47.0 mm (1.9 in)	66 years	60 of 100 (Major)
4 April 1964	Jerome, US	daily snowfall	12.7 cm (5.0 in)	12.7 cm (5.0 in)	65 years	59 of 100 (Notable)
4 April 1964	Naretha, AU	daily rain	37.3 mm (1.5 in)	36.3 mm (1.4 in)	46 years	58 of 100 (Notable)
4 April 1964	Augusta, US	daily rain	77.0 mm (3.0 in)	56.2 mm (2.2 in)	30 years	55 of 100 (Notable)
4 April 1964	Norwich, US	daily rain	86.4 mm (3.4 in)	52.6 mm (2.1 in)	30 years	55 of 100 (Notable)
4 April 1964	Moscow, US	daily rain	82.6 mm (3.3 in)	64.8 mm (2.6 in)	39 years	55 of 100 (Notable)
4 April 1964	Kirchdorf/Poel, DE	daily rain	25.3 mm (1.0 in)	9.7 mm (0.38 in)	36 years	50 of 100 (Notable)
4 April 1964	Ft Grant, US	all-time snowfall	25.4 cm (10.0 in)	2.5 cm (1.0 in)	59 years	48 of 100 (Notable)
4 April 1964	Mt Vernon 3 SW, US	daily rain	53.8 mm (2.1 in)	32.0 mm (1.3 in)	65 years	48 of 100 (Notable)
4 April 1964	Irara, BR	daily rain	40.8 mm (1.6 in)	28.3 mm (1.1 in)	43 years	47 of 100 (Notable)
4 April 1964	Las Animas, US	daily snowfall	17.8 cm (7.0 in)	15.3 cm (6.0 in)	31 years	46 of 100 (Notable)
4 April 1964	Ericson 8 WNW, US	daily snowfall	10.2 cm (4.0 in)	10.2 cm (4.0 in)	65 years	45 of 100 (Notable)
4 April 1964	Marshall, US	daily rain	54.6 mm (2.1 in)	23.9 mm (0.9 in)	53 years	44 of 100 (Notable)
4 April 1964	Mountainair, US	daily snowfall	27.9 cm (11.0 in)	20.3 cm (8.0 in)	15 years	42 of 100 (Notable)
4 April 1964	Haswell, US	daily snowfall	12.7 cm (5.0 in)	12.7 cm (5.0 in)	41 years	41 of 100 (Notable)
4 April 1964	Bolivar 1 NE, US	daily rain	59.7 mm (2.4 in)	24.1 mm (0.9 in)	54 years	40 of 100 (Notable)
4 April 1964	Pinos Altos, US	daily snowfall	15.2 cm (6.0 in)	12.7 cm (5.0 in)	43 years	40 of 100 (Notable)
4 April 1964	Ozark, US	monthly rain	118.6 mm (4.7 in)	17.0 mm (0.7 in)	36 years	39 of 100 (Notable)
4 April 1964	Eldorado Springs, US	daily rain	44.5 mm (1.8 in)	22.1 mm (0.9 in)	53 years	39 of 100 (Notable)
4 April 1964	Limoeiro de Anadia, BR	all-time rain	159.5 mm (6.3 in)	3.8 mm (0.15 in)	36 years	38 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

1794 to 1964

Records set or tied on this calendar date in each year from 1794 to 1964. 1964 had 675 records.

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

Records on 04-04 in each year
Year	Records
1794	1
1808	1
1809	1
1815	2
1819	1
1853	1
1857	1
1873	1
1874	2
1877	2
1878	1
1879	3
1880	2
1881	3
1882	1
1883	1
1884	1
1885	1
1886	2
1887	1
1888	1
1891	1
1892	6
1893	2
1895	2
1896	3
1897	4
1898	7
1899	4
1900	7
1901	12
1902	2
1903	17
1904	6
1905	23
1906	7
1907	9
1908	20
1909	15
1910	48
1911	55
1912	25
1913	31
1914	13
1915	52
1916	65
1917	36
1918	37
1919	27
1920	89
1921	205
1922	39
1923	101
1924	51
1925	126
1926	206
1927	203
1928	625
1929	1,320
1930	86
1931	201
1932	193
1933	167
1934	656
1935	402
1936	714
1937	344
1938	201
1939	243
1940	392
1941	353
1942	537
1943	456
1944	975
1945	806
1946	459
1947	397
1948	202
1949	458
1950	1,044
1951	352
1952	348
1953	332
1954	742
1955	448
1956	426
1957	984
1958	492
1959	524
1960	756
1961	525
1962	308
1963	586
1964	675
1965	443
1966	469
1967	438
1968	640
1969	424
1970	438
1971	560
1972	695
1973	511
1974	1,356
1975	1,981
1976	353
1977	780
1978	497
1979	984
1980	690
1981	1,393
1982	1,251
1983	1,202
1984	762
1985	865
1986	810
1987	2,317
1988	1,119
1989	668
1990	826
1991	957
1992	1,270
1993	733
1994	726
1995	935
1996	699
1997	1,538
1998	931
1999	1,575
2000	1,371
2001	1,040
2002	989
2003	1,055
2004	782
2005	1,070
2006	911
2007	1,009
2008	860
2009	1,068
2010	758
2011	1,155
2012	830
2013	938
2014	705
2015	452
2016	795
2017	603
2018	1,196
2019	407
2020	914
2021	1,341
2022	1,014
2023	2,058
2024	966
2025	1,330
2026	894

Download the Data

Data for records on 1964-04-04: 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	502
50 to 100	26
100 to 150	11
150 to 200	3
200 to 250	2