Weather Records on 20 June 1964

729 weather records were set or tied worldwide on 20 June 1964. Highest significance: The Meadows, ZA.

Key Facts for 20 June 1964

On 20 June 1964, 729 weather records were set or tied at long-record stations worldwide.
237 were record highs and 143 were record lows, counting maximum and minimum temperature.
By timescale, 4 were all-time records, 18 monthly and 707 daily.
The Meadows set a monthly record daily precipitation of 128.0 mm (5.0 in) on 20 June 1964.
Across 158 earlier years (1800 to 2026) the same calendar date averaged 456 records.

Record Map

729 stations

729 station records on 20 June 1964 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 20 June 1964: highest significance records shown on the map
Station	Country	Type	Value	Significance
The Meadows	South Africa	Record daily precipitation	128.0 mm (5.0 in)	70 of 100 (Major)
Vaalbank	South Africa	Record daily precipitation	67.5 mm (2.7 in)	67 of 100 (Major)
Bizana (Bos)	South Africa	Record daily precipitation	85.0 mm (3.3 in)	58 of 100 (Notable)
Yarima	South Africa	Record daily precipitation	71.0 mm (2.8 in)	57 of 100 (Notable)
Cromleigh,Ixopo	South Africa	Record daily precipitation	128.0 mm (5.0 in)	56 of 100 (Notable)
Spitskrans	South Africa	Record daily precipitation	50.0 mm (2.0 in)	53 of 100 (Notable)
Insikeni (Bos)	South Africa	Record daily precipitation	37.5 mm (1.5 in)	51 of 100 (Notable)
Bellary	India	Record daily precipitation	63.0 mm (2.5 in)	50 of 100 (Notable)
Galva	United States	Record daily precipitation	85.6 mm (3.4 in)	50 of 100 (Notable)
Schenley Lock 5	United States	Record daily precipitation	50.0 mm (2.0 in)	49 of 100 (Notable)
Morris 1NW	United States	Record daily precipitation	62.2 mm (2.4 in)	47 of 100 (Notable)
Lobethal	Australia	Record daily precipitation	47.5 mm (1.9 in)	46 of 100 (Notable)
Frankfort Disposal	United States	Record daily precipitation	58.9 mm (2.3 in)	46 of 100 (Notable)
Vinton	United States	Record daily precipitation	73.4 mm (2.9 in)	46 of 100 (Notable)
Cudlee Creek (Millbrook)	Australia	Record daily precipitation	53.1 mm (2.1 in)	45 of 100 (Notable)
Mvenyane	South Africa	Record daily precipitation	109.0 mm (4.3 in)	45 of 100 (Notable)
Kaallaagte	South Africa	Record daily precipitation	31.5 mm (1.2 in)	44 of 100 (Notable)
Harrogate	Australia	Record daily precipitation	29.2 mm (1.1 in)	43 of 100 (Notable)
Den Helder-1	Netherlands	Record daily precipitation	28.7 mm (1.1 in)	43 of 100 (Notable)
Excelsior (Mun)	South Africa	Record daily precipitation	29.0 mm (1.1 in)	43 of 100 (Notable)
Dixon Wwtp	United States	Record daily precipitation	42.2 mm (1.7 in)	43 of 100 (Notable)
Islampur	India	Record daily precipitation	175.0 mm (6.9 in)	42 of 100 (Notable)
Keokuk L&D 19	United States	Record daily precipitation	52.1 mm (2.1 in)	42 of 100 (Notable)
Gunnerside	Australia	Record daily precipitation	36.8 mm (1.4 in)	41 of 100 (Notable)
Maryland	Australia	Record daily precipitation	25.7 mm (1.0 in)	41 of 100 (Notable)
Ilkal	India	Record daily precipitation	50.8 mm (2.0 in)	41 of 100 (Notable)
Minonk	United States	Record daily precipitation	58.2 mm (2.3 in)	41 of 100 (Notable)
Morrison	United States	Record daily precipitation	80.0 mm (3.1 in)	41 of 100 (Notable)
Princeville	United States	Record daily precipitation	138.7 mm (5.5 in)	41 of 100 (Notable)
Mount Pleasant	Australia	Record daily precipitation	44.5 mm (1.8 in)	39 of 100 (Notable)
Tiskilwa 2 SE	United States	Record daily precipitation	64.0 mm (2.5 in)	39 of 100 (Notable)
Birdwood	Australia	Record daily precipitation	49.5 mm (1.9 in)	38 of 100 (Notable)
Yankalilla	Australia	Record daily precipitation	29.7 mm (1.2 in)	38 of 100 (Notable)
Pembroke Eddy Match	Canada	Record high minimum temperature	21.1 C (70.0 F)	38 of 100 (Notable)
Kommissiepoort	South Africa	Record daily precipitation	36.0 mm (1.4 in)	38 of 100 (Notable)
Buxton	United Kingdom	Record low minimum temperature	2.2 C (36.0 F)	38 of 100 (Notable)
St Petersburg	United States	Record high maximum temperature	36.1 C (97.0 F)	38 of 100 (Notable)
New Castle 1 N	United States	Record daily precipitation	29.5 mm (1.2 in)	38 of 100 (Notable)
Woodfort	South Africa	Record daily precipitation	32.0 mm (1.3 in)	37 of 100 (Notable)
Ft Madison	United States	Record daily precipitation	55.4 mm (2.2 in)	37 of 100 (Notable)
Red Oak	United States	Record daily precipitation	99.6 mm (3.9 in)	37 of 100 (Notable)
Angola	United States	Record daily precipitation	57.2 mm (2.3 in)	36 of 100 (Notable)
Mineral Ridge Wtr Wks	United States	Record daily precipitation	39.1 mm (1.5 in)	36 of 100 (Notable)
Cet Central England	United Kingdom	Record low maximum temperature	14.6 C (58.3 F)	35 of 100 (Notable)
Joliet	United States	Record daily precipitation	47.5 mm (1.9 in)	35 of 100 (Notable)
Kismet Estate	South Africa	Record daily precipitation	39.0 mm (1.5 in)	34 of 100 (Routine)
Heritage	South Africa	Record daily precipitation	41.5 mm (1.6 in)	34 of 100 (Routine)
Palmer	Australia	Record daily precipitation	28.4 mm (1.1 in)	33 of 100 (Routine)
Hindupur	India	Record daily precipitation	49.0 mm (1.9 in)	33 of 100 (Routine)
Convamore	South Africa	Record daily precipitation	37.0 mm (1.5 in)	33 of 100 (Routine)
Danville	United States	Record daily precipitation	63.8 mm (2.5 in)	33 of 100 (Routine)
Bedford	United States	Record high maximum temperature	36.7 C (98.1 F)	33 of 100 (Routine)
Adelaide (Salisbury Bowling Cl	Australia	Record daily precipitation	27.4 mm (1.1 in)	32 of 100 (Routine)
Golden Grove	Australia	Record daily precipitation	36.6 mm (1.4 in)	32 of 100 (Routine)
Gumeracha	Australia	Record daily precipitation	45.2 mm (1.8 in)	32 of 100 (Routine)
Hahndorf	Australia	Record daily precipitation	30.5 mm (1.2 in)	32 of 100 (Routine)
Gunnedah Pool	Australia	Record low maximum temperature	8.9 C (48.0 F)	32 of 100 (Routine)
Edgerton	United States	Record daily precipitation	64.8 mm (2.6 in)	32 of 100 (Routine)
Ashbourne	Australia	Record daily precipitation	35.6 mm (1.4 in)	31 of 100 (Routine)
St Augustine	United States	Record low maximum temperature	26.1 C (79.0 F)	31 of 100 (Routine)

Counts by Type and Timescale

729 records

Records set or tied on 20 June 1964 by type: Highest daily maximum 69, Lowest daily maximum 88, Highest daily minimum 168, Lowest daily minimum 55, Heaviest daily rainfall 349.

Records on 20 June 1964 by type
Record type	Records
Highest daily maximum	69
Lowest daily maximum	88
Highest daily minimum	168
Lowest daily minimum	55
Heaviest daily rainfall	349
Heaviest daily snowfall	0
Deepest snow cover	0

Records on 20 June 1964 by timescale: all-time 4, monthly 18, daily 707.

How Much Records Were Beaten By

574 broken records

Margins by which the 574 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 82.3. Ties are not counted.

Top 20 by Significance

20 June 1964

Top 20 records on 20 June 1964 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
20 June 1964	The Meadows, ZA	monthly rain	128.0 mm (5.0 in)	82.3 mm (3.2 in)	48 years	70 of 100 (Major)
20 June 1964	Vaalbank, ZA	monthly rain	67.5 mm (2.7 in)	43.9 mm (1.7 in)	42 years	67 of 100 (Major)
20 June 1964	Bizana (Bos), ZA	daily rain	85.0 mm (3.3 in)	68.5 mm (2.7 in)	46 years	58 of 100 (Notable)
20 June 1964	Yarima, ZA	monthly rain	71.0 mm (2.8 in)	41.0 mm (1.6 in)	6 years	57 of 100 (Notable)
20 June 1964	Cromleigh,Ixopo, ZA	all-time rain	128.0 mm (5.0 in)	25.9 mm (1.0 in)	34 years	56 of 100 (Notable)
20 June 1964	Spitskrans, ZA	monthly rain	50.0 mm (2.0 in)	22.3 mm (0.9 in)	20 years	53 of 100 (Notable)
20 June 1964	Insikeni (Bos), ZA	daily rain	37.5 mm (1.5 in)	33.4 mm (1.3 in)	63 years	51 of 100 (Notable)
20 June 1964	Bellary, IN	daily rain	63.0 mm (2.5 in)	48.0 mm (1.9 in)	15 years	50 of 100 (Notable)
20 June 1964	Galva, US	daily rain	85.6 mm (3.4 in)	52.1 mm (2.1 in)	12 years	50 of 100 (Notable)
20 June 1964	Schenley Lock 5, US	daily rain	50.0 mm (2.0 in)	29.7 mm (1.2 in)	56 years	49 of 100 (Notable)
20 June 1964	Morris 1NW, US	daily rain	62.2 mm (2.4 in)	41.1 mm (1.6 in)	12 years	47 of 100 (Notable)
20 June 1964	Lobethal, AU	daily rain	47.5 mm (1.9 in)	27.7 mm (1.1 in)	47 years	46 of 100 (Notable)
20 June 1964	Frankfort Disposal, US	daily rain	58.9 mm (2.3 in)	42.4 mm (1.7 in)	25 years	46 of 100 (Notable)
20 June 1964	Vinton, US	daily rain	73.4 mm (2.9 in)	50.5 mm (2.0 in)	22 years	46 of 100 (Notable)
20 June 1964	Cudlee Creek (Millbrook), AU	daily rain	53.1 mm (2.1 in)	28.2 mm (1.1 in)	36 years	45 of 100 (Notable)
20 June 1964	Mvenyane, ZA	monthly rain	109.0 mm (4.3 in)	28.0 mm (1.1 in)	0 years	45 of 100 (Notable)
20 June 1964	Kaallaagte, ZA	daily rain	31.5 mm (1.2 in)	18.0 mm (0.7 in)	41 years	44 of 100 (Notable)
20 June 1964	Harrogate, AU	daily rain	29.2 mm (1.1 in)	18.3 mm (0.7 in)	37 years	43 of 100 (Notable)
20 June 1964	Den Helder-1, NL	daily rain	28.7 mm (1.1 in)	7.6 mm (0.30 in)	61 years	43 of 100 (Notable)
20 June 1964	Excelsior (Mun), ZA	daily rain	29.0 mm (1.1 in)	19.1 mm (0.8 in)	41 years	43 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

1800 to 1964

Records set or tied on this calendar date in each year from 1800 to 1964. 1964 had 729 records.

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

Records on 06-20 in each year
Year	Records
1800	1
1803	1
1813	1
1821	2
1838	1
1839	1
1841	1
1844	1
1846	2
1847	1
1850	1
1855	2
1857	1
1861	1
1865	2
1867	1
1869	2
1872	1
1873	1
1877	2
1879	1
1884	1
1886	2
1887	2
1891	2
1892	2
1893	2
1895	4
1896	3
1897	6
1898	3
1899	6
1900	4
1901	5
1902	7
1903	22
1904	13
1905	14
1906	18
1907	10
1908	30
1909	9
1910	27
1911	27
1912	17
1913	30
1914	53
1915	75
1916	83
1917	96
1918	54
1919	67
1920	40
1921	42
1922	61
1923	263
1924	204
1925	483
1926	228
1927	193
1928	199
1929	137
1930	143
1931	536
1932	182
1933	676
1934	301
1935	337
1936	529
1937	412
1938	326
1939	270
1940	469
1941	200
1942	757
1943	447
1944	315
1945	769
1946	849
1947	387
1948	554
1949	314
1950	328
1951	289
1952	318
1953	998
1954	414
1955	291
1956	484
1957	598
1958	603
1959	504
1960	451
1961	836
1962	173
1963	379
1964	729
1965	463
1966	441
1967	687
1968	559
1969	982
1970	482
1971	395
1972	660
1973	553
1974	743
1975	984
1976	899
1977	453
1978	480
1979	727
1980	922
1981	987
1982	801
1983	724
1984	686
1985	811
1986	732
1987	960
1988	1,222
1989	918
1990	899
1991	1,085
1992	1,049
1993	964
1994	925
1995	1,260
1996	1,123
1997	738
1998	1,627
1999	906
2000	1,328
2001	771
2002	955
2003	843
2004	1,071
2005	1,055
2006	820
2007	1,208
2008	669
2009	1,060
2010	865
2011	1,359
2012	1,045
2013	879
2014	381
2015	637
2016	1,352
2017	1,086
2018	635
2019	693
2020	590
2021	1,161
2022	972
2023	1,265
2024	783
2025	944
2026	757

Download the Data

Data for records on 1964-06-20: 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 20	533
20 to 40	32
40 to 60	7
60 to 80	1
80 to 100	1