Weather Records on 20 June 1963

379 weather records were set or tied worldwide on 20 June 1963. Highest significance: Cap Chat, CA.

Key Facts for 20 June 1963

On 20 June 1963, 379 weather records were set or tied at long-record stations worldwide.
52 were record highs and 67 were record lows, counting maximum and minimum temperature.
By timescale, 3 were all-time records, 5 monthly and 371 daily.
Cap Chat set a daily record precipitation of 64.5 mm (2.5 in) on 20 June 1963.
Across 158 earlier years (1800 to 2026) the same calendar date averaged 458 records.

Record Map

379 stations

379 station records on 20 June 1963 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 20 June 1963: highest significance records shown on the map
Station	Country	Type	Value	Significance
Cap Chat	Canada	Record daily precipitation	64.5 mm (2.5 in)	64 of 100 (Major)
Isakapally	India	Record daily precipitation	118.6 mm (4.7 in)	60 of 100 (Major)
Milstead	United States	Record daily precipitation	87.9 mm (3.5 in)	58 of 100 (Notable)
Sugartown	United States	Record daily precipitation	200.9 mm (7.9 in)	52 of 100 (Notable)
Hagansport	United States	Record daily precipitation	57.2 mm (2.3 in)	48 of 100 (Notable)
Malvern	United States	Record daily precipitation	50.0 mm (2.0 in)	46 of 100 (Notable)
Mtn Grove 2 N	United States	Record daily precipitation	69.3 mm (2.7 in)	45 of 100 (Notable)
Oakley	United States	Record daily precipitation	26.7 mm (1.1 in)	44 of 100 (Notable)
Fulton	United States	Record daily precipitation	82.8 mm (3.3 in)	42 of 100 (Notable)
Sallisaw 2 NW	United States	Record daily precipitation	67.3 mm (2.6 in)	40 of 100 (Notable)
Baunsi	India	Record daily precipitation	115.0 mm (4.5 in)	39 of 100 (Notable)
Arkansas City	United States	Record daily precipitation	71.4 mm (2.8 in)	39 of 100 (Notable)
Houma	United States	Record daily precipitation	109.2 mm (4.3 in)	39 of 100 (Notable)
Texarkana Webb Fld	United States	Record daily precipitation	49.5 mm (1.9 in)	39 of 100 (Notable)
Kavali	India	Record daily precipitation	33.0 mm (1.3 in)	36 of 100 (Notable)
Idabel	United States	Record daily precipitation	57.7 mm (2.3 in)	36 of 100 (Notable)
Jal	United States	Record daily precipitation	28.4 mm (1.1 in)	35 of 100 (Notable)
Whitehall	United States	Record daily precipitation	43.9 mm (1.7 in)	35 of 100 (Notable)
Tezpur	India	Record daily precipitation	176.3 mm (6.9 in)	34 of 100 (Routine)
Tuscola	United States	Record low minimum temperature	5.6 C (42.1 F)	33 of 100 (Routine)
Tahlequah	United States	Record daily precipitation	68.6 mm (2.7 in)	33 of 100 (Routine)
New Orleans Audubon	United States	Record low maximum temperature	25.0 C (77.0 F)	33 of 100 (Routine)
Pointe Au Pere	Canada	Record daily precipitation	33.8 mm (1.3 in)	32 of 100 (Routine)
Farmerville	United States	Record daily precipitation	43.2 mm (1.7 in)	32 of 100 (Routine)
Mistassini Post	Canada	Record daily precipitation	28.7 mm (1.1 in)	31 of 100 (Routine)
Houma	United States	Record low maximum temperature	22.8 C (73.0 F)	31 of 100 (Routine)
Cloudskraal	South Africa	Record daily precipitation	47.0 mm (1.9 in)	30 of 100 (Routine)
Oden 1 SE	United States	Record daily precipitation	50.5 mm (2.0 in)	30 of 100 (Routine)
Olney 2S	United States	Record low minimum temperature	6.7 C (44.1 F)	30 of 100 (Routine)
Naples 1 SW	United States	Record daily precipitation	53.3 mm (2.1 in)	30 of 100 (Routine)
Palestine 2 NE	United States	Record daily precipitation	55.9 mm (2.2 in)	30 of 100 (Routine)
Amity	United States	Record daily precipitation	43.2 mm (1.7 in)	29 of 100 (Routine)
Hope 3 NE	United States	Record daily precipitation	45.7 mm (1.8 in)	29 of 100 (Routine)
Burlington	United States	Record daily precipitation	74.2 mm (2.9 in)	29 of 100 (Routine)
Corinth 5 WSW	United States	Record daily precipitation	31.0 mm (1.2 in)	29 of 100 (Routine)
Brillion	United States	Record daily precipitation	45.7 mm (1.8 in)	29 of 100 (Routine)
Shawano 2SSW	United States	Record daily precipitation	50.3 mm (2.0 in)	29 of 100 (Routine)
Hatteras	United States	Record low minimum temperature	15.6 C (60.1 F)	29 of 100 (Routine)
Barrage Mitis	Canada	Record daily precipitation	34.8 mm (1.4 in)	28 of 100 (Routine)
Juana Diaz Camp	Puerto Rico [United States]	Record high minimum temperature	26.1 C (79.0 F)	28 of 100 (Routine)
Americus	United States	Record daily precipitation	51.6 mm (2.0 in)	28 of 100 (Routine)
Batesville	United States	Record daily precipitation	53.3 mm (2.1 in)	28 of 100 (Routine)
Hernando	United States	Record daily precipitation	52.6 mm (2.1 in)	28 of 100 (Routine)
Palmerton	United States	Record daily precipitation	39.6 mm (1.6 in)	28 of 100 (Routine)
Kulattur	India	Record daily precipitation	29.4 mm (1.2 in)	27 of 100 (Routine)
1 WSW Princeton	United States	Record daily precipitation	37.3 mm (1.5 in)	27 of 100 (Routine)
Lebo	United States	Record daily precipitation	79.2 mm (3.1 in)	27 of 100 (Routine)
Tatum	United States	Record daily precipitation	41.7 mm (1.6 in)	27 of 100 (Routine)
Irvington	United States	Record daily precipitation	49.8 mm (2.0 in)	26 of 100 (Routine)
Schriever	United States	Record low maximum temperature	23.9 C (75.0 F)	26 of 100 (Routine)
Sterling City	United States	Record daily precipitation	35.6 mm (1.4 in)	26 of 100 (Routine)
Washington	United States	Record daily precipitation	51.3 mm (2.0 in)	26 of 100 (Routine)
El Dorado Goodwin Fld	United States	Record daily precipitation	36.6 mm (1.4 in)	26 of 100 (Routine)
Coniston	Canada	Record low maximum temperature	9.4 C (48.9 F)	25 of 100 (Routine)
Dhaka	India	Record daily precipitation	68.0 mm (2.7 in)	25 of 100 (Routine)
Monticello	United States	Record low maximum temperature	25.0 C (77.0 F)	25 of 100 (Routine)
Caldwell	United States	Record high minimum temperature	17.8 C (64.0 F)	25 of 100 (Routine)
Dahlonega 4WSW	United States	Record low maximum temperature	21.1 C (70.0 F)	24 of 100 (Routine)
Water Valley	United States	Record daily precipitation	55.9 mm (2.2 in)	24 of 100 (Routine)
Ebor (Glenowen)	Australia	Record daily precipitation	25.4 mm (1.0 in)	23 of 100 (Routine)

Counts by Type and Timescale

379 records

Records set or tied on 20 June 1963 by type: Highest daily maximum 23, Lowest daily maximum 46, Highest daily minimum 29, Lowest daily minimum 21, Heaviest daily rainfall 260.

Records on 20 June 1963 by type
Record type	Records
Highest daily maximum	23
Lowest daily maximum	46
Highest daily minimum	29
Lowest daily minimum	21
Heaviest daily rainfall	260
Heaviest daily snowfall	0
Deepest snow cover	0

Records on 20 June 1963 by timescale: all-time 3, monthly 5, daily 371.

How Much Records Were Beaten By

324 broken records

Margins by which the 324 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 64.2. Ties are not counted.

Top 20 by Significance

20 June 1963

Top 20 records on 20 June 1963 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
20 June 1963	Cap Chat, CA	daily rain	64.5 mm (2.5 in)	44.2 mm (1.7 in)	54 years	64 of 100 (Major)
20 June 1963	Isakapally, IN	monthly rain	118.6 mm (4.7 in)	46.2 mm (1.8 in)	14 years	60 of 100 (Major)
20 June 1963	Milstead, US	daily rain	87.9 mm (3.5 in)	54.1 mm (2.1 in)	42 years	58 of 100 (Notable)
20 June 1963	Sugartown, US	all-time rain	200.9 mm (7.9 in)	18.5 mm (0.7 in)	56 years	52 of 100 (Notable)
20 June 1963	Hagansport, US	daily rain	57.2 mm (2.3 in)	46.0 mm (1.8 in)	52 years	48 of 100 (Notable)
20 June 1963	Malvern, US	daily rain	50.0 mm (2.0 in)	40.6 mm (1.6 in)	52 years	46 of 100 (Notable)
20 June 1963	Mtn Grove 2 N, US	daily rain	69.3 mm (2.7 in)	37.5 mm (1.5 in)	38 years	45 of 100 (Notable)
20 June 1963	Oakley, US	daily rain	26.7 mm (1.1 in)	13.5 mm (0.5 in)	44 years	44 of 100 (Notable)
20 June 1963	Fulton, US	daily rain	82.8 mm (3.3 in)	32.0 mm (1.3 in)	57 years	42 of 100 (Notable)
20 June 1963	Sallisaw 2 NW, US	daily rain	67.3 mm (2.6 in)	34.3 mm (1.4 in)	44 years	40 of 100 (Notable)
20 June 1963	Baunsi, IN	daily rain	115.0 mm (4.5 in)	64.2 mm (2.5 in)	4 years	39 of 100 (Notable)
20 June 1963	Arkansas City, US	daily rain	71.4 mm (2.8 in)	14.2 mm (0.6 in)	76 years	39 of 100 (Notable)
20 June 1963	Houma, US	daily rain	109.2 mm (4.3 in)	55.6 mm (2.2 in)	20 years	39 of 100 (Notable)
20 June 1963	Texarkana Webb Fld, US	daily rain	49.5 mm (1.9 in)	19.8 mm (0.8 in)	69 years	39 of 100 (Notable)
20 June 1963	Kavali, IN	daily rain	33.0 mm (1.3 in)	17.8 mm (0.7 in)	60 years	36 of 100 (Notable)
20 June 1963	Idabel, US	daily rain	57.7 mm (2.3 in)	32.0 mm (1.3 in)	36 years	36 of 100 (Notable)
20 June 1963	Jal, US	daily rain	28.4 mm (1.1 in)	20.3 mm (0.8 in)	41 years	35 of 100 (Notable)
20 June 1963	Whitehall, US	daily rain	43.9 mm (1.7 in)	33.2 mm (1.3 in)	8 years	35 of 100 (Notable)
20 June 1963	Tezpur, IN	all-time rain	176.3 mm (6.9 in)	9.7 mm (0.38 in)	10 years	34 of 100 (Routine)
20 June 1963	Tuscola, US	daily low min	5.6 C (42.1 F)	3.3 C (5.9 F)	64 years	33 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

1800 to 1963

Records set or tied on this calendar date in each year from 1800 to 1963. 1963 had 379 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 1963-06-20: 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 10	256
10 to 20	35
20 to 30	13
30 to 40	12
40 to 50	5
50 to 60	2
60 to 70	1