Weather Records on 20 July 1963

457 weather records were set or tied worldwide on 20 July 1963. Highest significance: Garibaldi, CA.

Key Facts for 20 July 1963

On 20 July 1963, 457 weather records were set or tied at long-record stations worldwide.
144 were record highs and 53 were record lows, counting maximum and minimum temperature.
By timescale, 3 were all-time records, 7 monthly and 447 daily.
Garibaldi set a daily record precipitation of 26.4 mm (1.0 in) on 20 July 1963.
Across 161 earlier years (1809 to 2026) the same calendar date averaged 459 records.

Record Map

457 stations

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

Weather records on 20 July 1963: highest significance records shown on the map
Station	Country	Type	Value	Significance
Garibaldi	Canada	Record daily precipitation	26.4 mm (1.0 in)	56 of 100 (Notable)
Susendal	Norway	Record daily precipitation	32.9 mm (1.3 in)	47 of 100 (Notable)
Delphi 2 N	United States	Record daily precipitation	94.5 mm (3.7 in)	47 of 100 (Notable)
Franklin 2 NNE	United States	Record daily precipitation	56.4 mm (2.2 in)	47 of 100 (Notable)
Sooke Lake	Canada	Record daily precipitation	26.7 mm (1.1 in)	46 of 100 (Notable)
Bogoroditskoye-Fenino	Russia	Record daily precipitation	45.0 mm (1.8 in)	45 of 100 (Notable)
Jackvik	Sweden	Record daily precipitation	40.0 mm (1.6 in)	44 of 100 (Notable)
Clarion 3 SW	United States	Record daily precipitation	43.2 mm (1.7 in)	44 of 100 (Notable)
Sechelt	Canada	Record daily precipitation	62.2 mm (2.4 in)	42 of 100 (Notable)
Forse	Sweden	Record daily precipitation	32.4 mm (1.3 in)	42 of 100 (Notable)
Flin Flon	Canada	Record daily precipitation	55.9 mm (2.2 in)	41 of 100 (Notable)
Tunnsjo	Norway	Record daily precipitation	26.3 mm (1.0 in)	41 of 100 (Notable)
Taylorsville 2SW	United States	Record daily precipitation	63.0 mm (2.5 in)	41 of 100 (Notable)
Paterson	United States	Record daily precipitation	44.5 mm (1.8 in)	41 of 100 (Notable)
Adoni	India	Record daily precipitation	62.5 mm (2.5 in)	39 of 100 (Notable)
Chingleput	India	Record daily precipitation	56.0 mm (2.2 in)	39 of 100 (Notable)
Rochelle 6 NW	United States	Record daily precipitation	43.2 mm (1.7 in)	39 of 100 (Notable)
Anderson Wtr Wks	United States	Record daily precipitation	63.0 mm (2.5 in)	39 of 100 (Notable)
Lexington Bluegrass AP	United States	Record daily precipitation	52.3 mm (2.1 in)	39 of 100 (Notable)
Kjobli I Snaasa	Norway	Record daily precipitation	33.5 mm (1.3 in)	38 of 100 (Notable)
Klimpfjall	Sweden	Record daily precipitation	32.8 mm (1.3 in)	38 of 100 (Notable)
Alouette Lake	Canada	Record daily precipitation	50.0 mm (2.0 in)	37 of 100 (Notable)
Vanavara	Russia	Record daily precipitation	36.6 mm (1.4 in)	37 of 100 (Notable)
Middletown 4 W	United States	Record daily precipitation	47.5 mm (1.9 in)	36 of 100 (Notable)
Farmland 5 NNW	United States	Record daily precipitation	51.6 mm (2.0 in)	36 of 100 (Notable)
Kotkhai	India	Record daily precipitation	64.0 mm (2.5 in)	35 of 100 (Notable)
Glomfjord	Norway	Record daily precipitation	45.0 mm (1.8 in)	35 of 100 (Notable)
New Orleans WSO City	United States	Record daily precipitation	63.5 mm (2.5 in)	35 of 100 (Notable)
Lakeview 3 NE	United States	Record daily precipitation	38.4 mm (1.5 in)	35 of 100 (Notable)
Elista	Russia	Record high minimum temperature	26.7 C (80.1 F)	34 of 100 (Routine)
Los Gatos	United States	Record low minimum temperature	5.6 C (42.1 F)	34 of 100 (Routine)
Stillwater Power House	Canada	Record daily precipitation	45.0 mm (1.8 in)	33 of 100 (Routine)
Kirov	Russia	Record high minimum temperature	21.1 C (70.0 F)	33 of 100 (Routine)
Wheaton 3 SE	United States	Record daily precipitation	30.7 mm (1.2 in)	33 of 100 (Routine)
Johnstown	United States	Record daily precipitation	34.0 mm (1.3 in)	33 of 100 (Routine)
Khutauna	India	Record daily precipitation	98.0 mm (3.9 in)	32 of 100 (Routine)
Haringhata	India	Record daily precipitation	48.3 mm (1.9 in)	32 of 100 (Routine)
Seymour 1 WSW	United States	Record daily precipitation	50.8 mm (2.0 in)	32 of 100 (Routine)
Sussex 1 NW	United States	Record daily precipitation	30.2 mm (1.2 in)	32 of 100 (Routine)
Jemez Springs	United States	Record high minimum temperature	18.9 C (66.0 F)	32 of 100 (Routine)
Circleville	United States	Record daily precipitation	42.9 mm (1.7 in)	32 of 100 (Routine)
Franklin	United States	Record daily precipitation	34.0 mm (1.3 in)	32 of 100 (Routine)
Mahinahina 466	United States	Record daily precipitation	57.4 mm (2.3 in)	32 of 100 (Routine)
Katiya	India	Record daily precipitation	97.5 mm (3.8 in)	31 of 100 (Routine)
Bloomington Indiana UNIV	United States	Record daily precipitation	31.8 mm (1.3 in)	31 of 100 (Routine)
Houston	United States	Record high minimum temperature	22.8 C (73.0 F)	31 of 100 (Routine)
Rogersville 1 NE	United States	Record daily precipitation	63.2 mm (2.5 in)	31 of 100 (Routine)
Buntzen Lake	Canada	Record daily precipitation	34.3 mm (1.4 in)	30 of 100 (Routine)
Vancouver Pmo	Canada	Record daily precipitation	30.2 mm (1.2 in)	30 of 100 (Routine)
Dublin Phoenix Park	Ireland	Record low minimum temperature	4.1 C (39.4 F)	30 of 100 (Routine)
Motihari	India	Record daily precipitation	176.1 mm (6.9 in)	30 of 100 (Routine)
Cambridge City 3 N	United States	Record daily precipitation	53.3 mm (2.1 in)	30 of 100 (Routine)
Collegeville St Joe AP	United States	Record daily precipitation	67.1 mm (2.6 in)	30 of 100 (Routine)
Mc Minnville	United States	Record daily precipitation	29.2 mm (1.1 in)	30 of 100 (Routine)
Weston	United States	Record daily precipitation	32.5 mm (1.3 in)	30 of 100 (Routine)
Muzaffarpur	India	Record daily precipitation	122.0 mm (4.8 in)	29 of 100 (Routine)
Luroy	Norway	Record daily precipitation	63.5 mm (2.5 in)	29 of 100 (Routine)
Monticello	United States	Record daily precipitation	64.8 mm (2.6 in)	29 of 100 (Routine)
Williamstown	United States	Record daily precipitation	30.5 mm (1.2 in)	29 of 100 (Routine)
Batesville	United States	Record daily precipitation	57.7 mm (2.3 in)	29 of 100 (Routine)

Counts by Type and Timescale

457 records

Records set or tied on 20 July 1963 by type: Highest daily maximum 46, Lowest daily maximum 31, Highest daily minimum 98, Lowest daily minimum 22, Heaviest daily rainfall 260.

Records on 20 July 1963 by type
Record type	Records
Highest daily maximum	46
Lowest daily maximum	31
Highest daily minimum	98
Lowest daily minimum	22
Heaviest daily rainfall	260
Heaviest daily snowfall	0
Deepest snow cover	0

Records on 20 July 1963 by timescale: all-time 3, monthly 7, daily 447.

How Much Records Were Beaten By

351 broken records

Margins by which the 351 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 72.1. Ties are not counted.

Top 20 by Significance

20 July 1963

Top 20 records on 20 July 1963 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
20 July 1963	Garibaldi, CA	daily rain	26.4 mm (1.0 in)	24.6 mm (1.0 in)	41 years	56 of 100 (Notable)
20 July 1963	Susendal, NO	daily rain	32.9 mm (1.3 in)	19.6 mm (0.8 in)	26 years	47 of 100 (Notable)
20 July 1963	Delphi 2 N, US	monthly rain	94.5 mm (3.7 in)	14.2 mm (0.6 in)	66 years	47 of 100 (Notable)
20 July 1963	Franklin 2 NNE, US	daily rain	56.4 mm (2.2 in)	35.3 mm (1.4 in)	57 years	47 of 100 (Notable)
20 July 1963	Sooke Lake, CA	daily rain	26.7 mm (1.1 in)	17.8 mm (0.7 in)	17 years	46 of 100 (Notable)
20 July 1963	Bogoroditskoye-Fenino, RU	daily rain	45.0 mm (1.8 in)	28.0 mm (1.1 in)	8 years	45 of 100 (Notable)
20 July 1963	Jackvik, SE	daily rain	40.0 mm (1.6 in)	25.5 mm (1.0 in)	26 years	44 of 100 (Notable)
20 July 1963	Clarion 3 SW, US	daily rain	43.2 mm (1.7 in)	17.5 mm (0.7 in)	73 years	44 of 100 (Notable)
20 July 1963	Sechelt, CA	all-time rain	62.2 mm (2.4 in)	11.4 mm (0.4 in)	13 years	42 of 100 (Notable)
20 July 1963	Forse, SE	daily rain	32.4 mm (1.3 in)	14.9 mm (0.6 in)	60 years	42 of 100 (Notable)
20 July 1963	Flin Flon, CA	daily rain	55.9 mm (2.2 in)	27.5 mm (1.1 in)	24 years	41 of 100 (Notable)
20 July 1963	Tunnsjo, NO	daily rain	26.3 mm (1.0 in)	14.8 mm (0.6 in)	45 years	41 of 100 (Notable)
20 July 1963	Taylorsville 2SW, US	daily rain	63.0 mm (2.5 in)	24.9 mm (1.0 in)	56 years	41 of 100 (Notable)
20 July 1963	Paterson, US	daily rain	44.5 mm (1.8 in)	12.7 mm (0.5 in)	82 years	41 of 100 (Notable)
20 July 1963	Adoni, IN	daily rain	62.5 mm (2.5 in)	34.1 mm (1.3 in)	25 years	39 of 100 (Notable)
20 July 1963	Chingleput, IN	daily rain	56.0 mm (2.2 in)	27.8 mm (1.1 in)	50 years	39 of 100 (Notable)
20 July 1963	Rochelle 6 NW, US	daily rain	43.2 mm (1.7 in)	35.6 mm (1.4 in)	34 years	39 of 100 (Notable)
20 July 1963	Anderson Wtr Wks, US	daily rain	63.0 mm (2.5 in)	45.0 mm (1.8 in)	4 years	39 of 100 (Notable)
20 July 1963	Lexington Bluegrass AP, US	daily rain	52.3 mm (2.1 in)	24.9 mm (1.0 in)	37 years	39 of 100 (Notable)
20 July 1963	Kjobli I Snaasa, NO	daily rain	33.5 mm (1.3 in)	12.6 mm (0.5 in)	41 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

1809 to 1963

Records set or tied on this calendar date in each year from 1809 to 1963. 1963 had 457 records.

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

Records on 07-20 in each year
Year	Records
1809	1
1810	1
1811	2
1832	2
1844	2
1850	1
1859	2
1863	1
1865	4
1866	1
1867	1
1868	1
1870	1
1872	1
1874	2
1876	1
1877	2
1879	3
1880	1
1881	2
1882	1
1883	2
1885	1
1886	2
1887	1
1888	1
1889	2
1890	5
1892	7
1893	1
1894	1
1895	1
1897	4
1898	2
1899	4
1900	9
1901	3
1902	13
1903	6
1904	10
1905	6
1906	8
1907	12
1908	31
1909	6
1910	27
1911	12
1912	33
1913	28
1914	20
1915	163
1916	117
1917	57
1918	53
1919	40
1920	16
1921	55
1922	52
1923	173
1924	112
1925	125
1926	411
1927	106
1928	366
1929	480
1930	598
1931	362
1932	338
1933	201
1934	857
1935	386
1936	358
1937	213
1938	392
1939	336
1940	325
1941	270
1942	609
1943	326
1944	470
1945	278
1946	482
1947	635
1948	385
1949	807
1950	563
1951	448
1952	488
1953	316
1954	512
1955	377
1956	545
1957	351
1958	536
1959	605
1960	758
1961	338
1962	327
1963	457
1964	416
1965	1,110
1966	469
1967	455
1968	389
1969	649
1970	890
1971	619
1972	1,062
1973	804
1974	489
1975	470
1976	580
1977	899
1978	663
1979	1,249
1980	925
1981	1,048
1982	580
1983	1,117
1984	799
1985	604
1986	848
1987	1,156
1988	1,103
1989	1,183
1990	724
1991	1,024
1992	1,137
1993	901
1994	611
1995	961
1996	1,365
1997	903
1998	1,682
1999	815
2000	1,393
2001	755
2002	986
2003	1,313
2004	978
2005	1,266
2006	1,487
2007	1,124
2008	663
2009	1,533
2010	1,154
2011	1,339
2012	817
2013	850
2014	1,000
2015	812
2016	744
2017	398
2018	930
2019	867
2020	524
2021	683
2022	1,108
2023	812
2024	737
2025	680
2026	863

Download the Data

Data for records on 1963-07-20: 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	250
10 to 20	60
20 to 30	29
30 to 40	9
40 to 50	2
50 to 60	0
60 to 70	0
70 to 80	1