Weather Records on 20 August 1963

577 weather records were set or tied worldwide on 20 August 1963. Highest significance: Gogland, RU.

Key Facts for 20 August 1963

On 20 August 1963, 577 weather records were set or tied at long-record stations worldwide.
75 were record highs and 101 were record lows, counting maximum and minimum temperature.
By timescale, 0 were all-time records, 10 monthly and 567 daily.
Gogland set a daily record precipitation of 35.6 mm (1.4 in) on 20 August 1963.
Across 163 earlier years (1797 to 2026) the same calendar date averaged 454 records.

Record Map

577 stations

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

Weather records on 20 August 1963: highest significance records shown on the map
Station	Country	Type	Value	Significance
Gogland	Russia	Record daily precipitation	35.6 mm (1.4 in)	60 of 100 (Major)
Washington	United States	Record daily precipitation	108.7 mm (4.3 in)	58 of 100 (Notable)
Bremen-Seefahrtschule	Germany	Record daily precipitation	38.2 mm (1.5 in)	55 of 100 (Notable)
Hamel	Australia	Record daily precipitation	67.1 mm (2.6 in)	52 of 100 (Notable)
Chakrata Kalsi Sr	India	Record daily precipitation	142.2 mm (5.6 in)	52 of 100 (Notable)
Gandai	India	Record daily precipitation	137.4 mm (5.4 in)	51 of 100 (Notable)
Hamburg Fuhlsbuettel	Germany	Record daily precipitation	36.1 mm (1.4 in)	50 of 100 (Notable)
Bergschenhoek	Netherlands	Record daily precipitation	50.2 mm (2.0 in)	50 of 100 (Notable)
Watheroo	Australia	Record daily precipitation	27.9 mm (1.1 in)	49 of 100 (Notable)
Horseshoe	Australia	Record daily precipitation	48.5 mm (1.9 in)	49 of 100 (Notable)
Roelofarendsveen	Netherlands	Record daily precipitation	42.5 mm (1.7 in)	49 of 100 (Notable)
Meerut Obsy	India	Record daily precipitation	164.0 mm (6.5 in)	48 of 100 (Notable)
Kondinin	Australia	Record daily precipitation	25.9 mm (1.0 in)	47 of 100 (Notable)
Gandipet(Osmansa)	India	Record daily precipitation	113.8 mm (4.5 in)	47 of 100 (Notable)
Darkan	Australia	Record daily precipitation	42.4 mm (1.7 in)	45 of 100 (Notable)
Middletown	United States	Record daily precipitation	43.2 mm (1.7 in)	45 of 100 (Notable)
Maya	Australia	Record daily precipitation	40.1 mm (1.6 in)	44 of 100 (Notable)
Venukonda	India	Record daily precipitation	61.9 mm (2.4 in)	44 of 100 (Notable)
Janwada	India	Record daily precipitation	77.5 mm (3.1 in)	44 of 100 (Notable)
Oostvoorne	Netherlands	Record daily precipitation	46.3 mm (1.8 in)	44 of 100 (Notable)
Shelbyville 1 E	United States	Record daily precipitation	49.5 mm (1.9 in)	44 of 100 (Notable)
Beacon	Australia	Record daily precipitation	32.0 mm (1.3 in)	42 of 100 (Notable)
Dellyanine	Australia	Record daily precipitation	26.7 mm (1.1 in)	42 of 100 (Notable)
Bunbury Post Office	Australia	Record daily precipitation	29.0 mm (1.1 in)	41 of 100 (Notable)
Joao Pessoa	Brazil	Record daily precipitation	64.5 mm (2.5 in)	41 of 100 (Notable)
Lower Bucca	Australia	Record daily precipitation	57.9 mm (2.3 in)	40 of 100 (Notable)
Wialki North	Australia	Record daily precipitation	26.9 mm (1.1 in)	38 of 100 (Notable)
Chapra Obsy Sr	India	Record daily precipitation	123.2 mm (4.9 in)	38 of 100 (Notable)
Calingiri	Australia	Record daily precipitation	31.8 mm (1.3 in)	37 of 100 (Notable)
Bullfinch	Australia	Record daily precipitation	26.7 mm (1.1 in)	37 of 100 (Notable)
Atalaia	Brazil	Record daily precipitation	46.5 mm (1.8 in)	37 of 100 (Notable)
Balkapur	India	Record daily precipitation	78.7 mm (3.1 in)	37 of 100 (Notable)
Marion 2 N	United States	Record low maximum temperature	17.2 C (63.0 F)	37 of 100 (Notable)
Bucyrus	United States	Record low maximum temperature	17.2 C (63.0 F)	37 of 100 (Notable)
Maybrook	Australia	Record daily precipitation	27.9 mm (1.1 in)	36 of 100 (Notable)
Barkerville	Canada	Record daily precipitation	38.1 mm (1.5 in)	36 of 100 (Notable)
St Andrews	Canada	Record low maximum temperature	15.0 C (59.0 F)	36 of 100 (Notable)
Auraiya	India	Record daily precipitation	69.3 mm (2.7 in)	36 of 100 (Notable)
Dandaragan	Australia	Record daily precipitation	29.2 mm (1.1 in)	35 of 100 (Notable)
Schellingwoude	Netherlands	Record daily precipitation	36.8 mm (1.4 in)	35 of 100 (Notable)
London State Fish Hatchery	United States	Record daily precipitation	40.6 mm (1.6 in)	35 of 100 (Notable)
Rowlesburg 1	United States	Record daily precipitation	33.0 mm (1.3 in)	35 of 100 (Notable)
Arthur River	Australia	Record daily precipitation	26.7 mm (1.1 in)	34 of 100 (Routine)
Nohar	India	Record daily precipitation	48.3 mm (1.9 in)	34 of 100 (Routine)
Boskoop	Netherlands	Record daily precipitation	30.4 mm (1.2 in)	34 of 100 (Routine)
Lubeck-Werft	Germany	Record daily precipitation	29.9 mm (1.2 in)	33 of 100 (Routine)
Mt Carmel 4 NW	United States	Record low minimum temperature	6.1 C (43.0 F)	33 of 100 (Routine)
Pinjarra	Australia	Record daily precipitation	25.7 mm (1.0 in)	32 of 100 (Routine)
De Funiak Springs 1 E	United States	Record daily precipitation	80.0 mm (3.1 in)	32 of 100 (Routine)
Golconda River	United States	Record daily precipitation	36.8 mm (1.4 in)	32 of 100 (Routine)
Cynthiana	United States	Record daily precipitation	57.2 mm (2.3 in)	32 of 100 (Routine)
Kilpuri	India	Record daily precipitation	105.9 mm (4.2 in)	31 of 100 (Routine)
Donaldsonville 4 SW	United States	Record daily precipitation	50.8 mm (2.0 in)	31 of 100 (Routine)
Jaura	India	Record daily precipitation	72.0 mm (2.8 in)	30 of 100 (Routine)
Padampur	India	Record daily precipitation	59.4 mm (2.3 in)	30 of 100 (Routine)
Putten (Gld)	Netherlands	Record daily precipitation	38.8 mm (1.5 in)	30 of 100 (Routine)
Defiance	United States	Record low maximum temperature	15.6 C (60.1 F)	30 of 100 (Routine)
Ft Myers Page Fld AP	United States	Record daily precipitation	41.9 mm (1.6 in)	30 of 100 (Routine)
Glen Cairn	Australia	Record daily precipitation	36.1 mm (1.4 in)	29 of 100 (Routine)
Amsterdam	Netherlands	Record daily precipitation	32.6 mm (1.3 in)	29 of 100 (Routine)

Counts by Type and Timescale

577 records

Records set or tied on 20 August 1963 by type: Highest daily maximum 32, Lowest daily maximum 81, Highest daily minimum 43, Lowest daily minimum 20, Heaviest daily rainfall 401.

Records on 20 August 1963 by type
Record type	Records
Highest daily maximum	32
Lowest daily maximum	81
Highest daily minimum	43
Lowest daily minimum	20
Heaviest daily rainfall	401
Heaviest daily snowfall	0
Deepest snow cover	0

Records on 20 August 1963 by timescale: all-time 0, monthly 10, daily 567.

How Much Records Were Beaten By

505 broken records

Margins by which the 505 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 115.7. Ties are not counted.

Top 20 by Significance

20 August 1963

Top 20 records on 20 August 1963 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
20 August 1963	Gogland, RU	daily rain	35.6 mm (1.4 in)	22.4 mm (0.9 in)	75 years	60 of 100 (Major)
20 August 1963	Washington, US	daily rain	108.7 mm (4.3 in)	63.2 mm (2.5 in)	42 years	58 of 100 (Notable)
20 August 1963	Bremen-Seefahrtschule, DE	daily rain	38.2 mm (1.5 in)	23.7 mm (0.9 in)	29 years	55 of 100 (Notable)
20 August 1963	Hamel, AU	daily rain	67.1 mm (2.6 in)	47.3 mm (1.9 in)	24 years	52 of 100 (Notable)
20 August 1963	Chakrata Kalsi Sr, IN	daily rain	142.2 mm (5.6 in)	67.3 mm (2.6 in)	56 years	52 of 100 (Notable)
20 August 1963	Gandai, IN	daily rain	137.4 mm (5.4 in)	84.8 mm (3.3 in)	20 years	51 of 100 (Notable)
20 August 1963	Hamburg Fuhlsbuettel, DE	daily rain	36.1 mm (1.4 in)	20.9 mm (0.8 in)	42 years	50 of 100 (Notable)
20 August 1963	Bergschenhoek, NL	daily rain	50.2 mm (2.0 in)	26.9 mm (1.1 in)	25 years	50 of 100 (Notable)
20 August 1963	Watheroo, AU	daily rain	27.9 mm (1.1 in)	17.5 mm (0.7 in)	38 years	49 of 100 (Notable)
20 August 1963	Horseshoe, AU	monthly rain	48.5 mm (1.9 in)	15.7 mm (0.6 in)	25 years	49 of 100 (Notable)
20 August 1963	Roelofarendsveen, NL	daily rain	42.5 mm (1.7 in)	28.1 mm (1.1 in)	22 years	49 of 100 (Notable)
20 August 1963	Meerut Obsy, IN	daily rain	164.0 mm (6.5 in)	115.7 mm (4.6 in)	6 years	48 of 100 (Notable)
20 August 1963	Kondinin, AU	daily rain	25.9 mm (1.0 in)	18.0 mm (0.7 in)	16 years	47 of 100 (Notable)
20 August 1963	Gandipet(Osmansa), IN	daily rain	113.8 mm (4.5 in)	86.1 mm (3.4 in)	16 years	47 of 100 (Notable)
20 August 1963	Darkan, AU	daily rain	42.4 mm (1.7 in)	24.1 mm (0.9 in)	20 years	45 of 100 (Notable)
20 August 1963	Middletown, US	daily rain	43.2 mm (1.7 in)	31.3 mm (1.2 in)	36 years	45 of 100 (Notable)
20 August 1963	Maya, AU	daily rain	40.1 mm (1.6 in)	24.1 mm (0.9 in)	8 years	44 of 100 (Notable)
20 August 1963	Venukonda, IN	daily rain	61.9 mm (2.4 in)	33.7 mm (1.3 in)	46 years	44 of 100 (Notable)
20 August 1963	Janwada, IN	daily rain	77.5 mm (3.1 in)	30.8 mm (1.2 in)	60 years	44 of 100 (Notable)
20 August 1963	Oostvoorne, NL	daily rain	46.3 mm (1.8 in)	22.8 mm (0.9 in)	16 years	44 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

1797 to 1963

Records set or tied on this calendar date in each year from 1797 to 1963. 1963 had 577 records.

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

Records on 08-20 in each year
Year	Records
1797	1
1807	1
1809	2
1816	1
1830	1
1832	1
1838	1
1840	1
1842	1
1846	1
1849	1
1850	1
1852	1
1858	3
1863	5
1867	4
1870	3
1871	1
1873	1
1875	2
1877	1
1883	2
1884	2
1885	6
1886	1
1888	1
1889	2
1890	2
1891	2
1892	6
1893	1
1894	1
1895	1
1896	5
1897	6
1898	1
1899	5
1900	7
1901	12
1902	3
1903	7
1904	30
1905	7
1906	26
1907	15
1908	21
1909	69
1910	7
1911	18
1912	25
1913	23
1914	15
1915	14
1916	74
1917	51
1918	69
1919	25
1920	47
1921	23
1922	52
1923	83
1924	132
1925	193
1926	187
1927	338
1928	101
1929	213
1930	318
1931	214
1932	299
1933	324
1934	376
1935	339
1936	543
1937	537
1938	250
1939	448
1940	695
1941	230
1942	429
1943	436
1944	355
1945	398
1946	349
1947	988
1948	403
1949	431
1950	1,341
1951	824
1952	425
1953	441
1954	476
1955	848
1956	678
1957	342
1958	281
1959	764
1960	465
1961	520
1962	684
1963	577
1964	629
1965	470
1966	1,094
1967	657
1968	862
1969	608
1970	414
1971	585
1972	522
1973	490
1974	565
1975	411
1976	894
1977	860
1978	563
1979	1,009
1980	991
1981	856
1982	620
1983	1,465
1984	696
1985	666
1986	819
1987	564
1988	991
1989	603
1990	1,262
1991	804
1992	1,168
1993	759
1994	719
1995	1,113
1996	900
1997	1,214
1998	802
1999	810
2000	989
2001	909
2002	1,208
2003	1,031
2004	1,333
2005	1,112
2006	851
2007	1,955
2008	1,170
2009	1,414
2010	1,028
2011	987
2012	1,086
2013	545
2014	582
2015	1,075
2016	872
2017	324
2018	657
2019	698
2020	1,051
2021	1,028
2022	1,038
2023	1,479
2024	589
2025	1,134
2026	985

Download the Data

Data for records on 1963-08-20: 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	452
20 to 40	39
40 to 60	9
60 to 80	2
80 to 100	2
100 to 120	1