Weather Records on 20 August 1956

678 weather records were set or tied worldwide on 20 August 1956. Highest significance: Mt Ida 3 SE, US.

Key Facts for 20 August 1956

On 20 August 1956, 678 weather records were set or tied at long-record stations worldwide.
36 were record highs and 394 were record lows, counting maximum and minimum temperature.
By timescale, 0 were all-time records, 14 monthly and 664 daily.
Mt Ida 3 SE set a daily record precipitation of 86.4 mm (3.4 in) on 20 August 1956.
Across 163 earlier years (1797 to 2026) the same calendar date averaged 453 records.

Record Map

678 stations

678 station records on 20 August 1956 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 20 August 1956: highest significance records shown on the map
Station	Country	Type	Value	Significance
Mt Ida 3 SE	United States	Record daily precipitation	86.4 mm (3.4 in)	57 of 100 (Notable)
Greenville 2 W	United States	Record daily precipitation	78.7 mm (3.1 in)	52 of 100 (Notable)
Purnea	India	Record daily precipitation	149.1 mm (5.9 in)	51 of 100 (Notable)
Russellville	United States	Record daily precipitation	82.6 mm (3.3 in)	48 of 100 (Notable)
Wandiwash	India	Record daily precipitation	80.5 mm (3.2 in)	44 of 100 (Notable)
Tanda	India	Record daily precipitation	158.2 mm (6.2 in)	43 of 100 (Notable)
Tiruvallur	India	Record daily precipitation	52.1 mm (2.1 in)	42 of 100 (Notable)
Harpur	India	Record daily precipitation	127.0 mm (5.0 in)	42 of 100 (Notable)
Abbott 1 SE	United States	Record daily precipitation	44.5 mm (1.8 in)	41 of 100 (Notable)
Murfreesboro 5 N	United States	Record daily precipitation	46.2 mm (1.8 in)	41 of 100 (Notable)
Mazbat(Majbat)	India	Record daily precipitation	90.9 mm (3.6 in)	40 of 100 (Notable)
Lake Providence	United States	Record daily precipitation	71.1 mm (2.8 in)	40 of 100 (Notable)
Hondo	United States	Record daily precipitation	67.3 mm (2.6 in)	40 of 100 (Notable)
Okolona	United States	Record daily precipitation	80.3 mm (3.2 in)	39 of 100 (Notable)
Mt Pleasant	United States	Record daily precipitation	51.1 mm (2.0 in)	39 of 100 (Notable)
Muhammadabad	India	Record daily precipitation	139.7 mm (5.5 in)	38 of 100 (Notable)
Chandauli	India	Record daily precipitation	106.7 mm (4.2 in)	38 of 100 (Notable)
Darjeeling	India	Record daily precipitation	125.0 mm (4.9 in)	38 of 100 (Notable)
Pine Ridge	United States	Record daily precipitation	32.8 mm (1.3 in)	37 of 100 (Notable)
Prince Rupert	Canada	Record daily precipitation	49.3 mm (1.9 in)	36 of 100 (Notable)
Kanpur	India	Record daily precipitation	149.1 mm (5.9 in)	36 of 100 (Notable)
Imperial	United States	Record low maximum temperature	16.1 C (61.0 F)	36 of 100 (Notable)
Bell Ranch	United States	Record low maximum temperature	18.9 C (66.0 F)	36 of 100 (Notable)
Ozark	United States	Record daily precipitation	36.8 mm (1.4 in)	35 of 100 (Notable)
Stuttgart	United States	Record daily precipitation	56.4 mm (2.2 in)	35 of 100 (Notable)
Clarendon	United States	Record low minimum temperature	9.4 C (48.9 F)	35 of 100 (Notable)
Carrizo Springs 3S	United States	Record daily precipitation	74.2 mm (2.9 in)	34 of 100 (Routine)
Danville 2 SE	United States	Record daily precipitation	72.9 mm (2.9 in)	34 of 100 (Routine)
Hoult Lock 15	United States	Record daily precipitation	44.7 mm (1.8 in)	34 of 100 (Routine)
Bishrampur	India	Record daily precipitation	117.3 mm (4.6 in)	33 of 100 (Routine)
Morrilton	United States	Record daily precipitation	38.6 mm (1.5 in)	33 of 100 (Routine)
Tyrone Lock 5	United States	Record daily precipitation	44.7 mm (1.8 in)	33 of 100 (Routine)
Curtis	United States	Record low maximum temperature	18.9 C (66.0 F)	33 of 100 (Routine)
Tucumcari 4 NE	United States	Record low maximum temperature	18.9 C (66.0 F)	33 of 100 (Routine)
Rafiganj	India	Record daily precipitation	146.1 mm (5.8 in)	32 of 100 (Routine)
Danville	United States	Record daily precipitation	37.3 mm (1.5 in)	32 of 100 (Routine)
Hagansport	United States	Record daily precipitation	46.2 mm (1.8 in)	32 of 100 (Routine)
Naples 1 SW	United States	Record daily precipitation	43.7 mm (1.7 in)	32 of 100 (Routine)
Lexington Bluegrass AP	United States	Record daily precipitation	42.2 mm (1.7 in)	32 of 100 (Routine)
Bilhaur	India	Record daily precipitation	110.5 mm (4.4 in)	31 of 100 (Routine)
Rison	United States	Record daily precipitation	79.5 mm (3.1 in)	31 of 100 (Routine)
Colby	United States	Record low maximum temperature	15.0 C (59.0 F)	31 of 100 (Routine)
Houston	United States	Record low minimum temperature	7.2 C (45.0 F)	31 of 100 (Routine)
Gothenburg	United States	Record low maximum temperature	18.3 C (64.9 F)	31 of 100 (Routine)
Dinhata	India	Record daily precipitation	121.9 mm (4.8 in)	30 of 100 (Routine)
Lodgepole	United States	Record low maximum temperature	16.7 C (62.1 F)	30 of 100 (Routine)
Willard 4 SW	United States	Record daily precipitation	57.7 mm (2.3 in)	30 of 100 (Routine)
Parksville	United States	Record daily precipitation	35.6 mm (1.4 in)	30 of 100 (Routine)
Boerne	United States	Record daily precipitation	50.3 mm (2.0 in)	30 of 100 (Routine)
Princess Anne	United States	Record daily precipitation	43.2 mm (1.7 in)	29 of 100 (Routine)
Madrid	United States	Record low maximum temperature	18.3 C (64.9 F)	29 of 100 (Routine)
San Jon	United States	Record low maximum temperature	19.4 C (66.9 F)	29 of 100 (Routine)
New Braunfels	United States	Record daily precipitation	32.3 mm (1.3 in)	29 of 100 (Routine)
Manoharpur	India	Record daily precipitation	97.3 mm (3.8 in)	28 of 100 (Routine)
Teonthar	India	Record daily precipitation	80.8 mm (3.2 in)	28 of 100 (Routine)
Conway	United States	Record low maximum temperature	23.3 C (73.9 F)	28 of 100 (Routine)
Winnsboro 5 SSE	United States	Record daily precipitation	44.7 mm (1.8 in)	28 of 100 (Routine)
Ft Sumner	United States	Record low maximum temperature	20.6 C (69.1 F)	28 of 100 (Routine)
Bluff City	United States	Record daily precipitation	33.5 mm (1.3 in)	28 of 100 (Routine)
Hohenwald	United States	Record daily precipitation	36.6 mm (1.4 in)	28 of 100 (Routine)

Counts by Type and Timescale

678 records

Records set or tied on 20 August 1956 by type: Highest daily maximum 25, Lowest daily maximum 284, Highest daily minimum 11, Lowest daily minimum 110, Heaviest daily rainfall 248.

Records on 20 August 1956 by type
Record type	Records
Highest daily maximum	25
Lowest daily maximum	284
Highest daily minimum	11
Lowest daily minimum	110
Heaviest daily rainfall	248
Heaviest daily snowfall	0
Deepest snow cover	0

Records on 20 August 1956 by timescale: all-time 0, monthly 14, daily 664.

How Much Records Were Beaten By

527 broken records

Margins by which the 527 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 82.8. Ties are not counted.

Top 20 by Significance

20 August 1956

Top 20 records on 20 August 1956 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
20 August 1956	Mt Ida 3 SE, US	daily rain	86.4 mm (3.4 in)	71.2 mm (2.8 in)	39 years	57 of 100 (Notable)
20 August 1956	Greenville 2 W, US	daily rain	78.7 mm (3.1 in)	55.3 mm (2.2 in)	37 years	52 of 100 (Notable)
20 August 1956	Purnea, IN	daily rain	149.1 mm (5.9 in)	82.8 mm (3.3 in)	24 years	51 of 100 (Notable)
20 August 1956	Russellville, US	daily rain	82.6 mm (3.3 in)	58.2 mm (2.3 in)	7 years	48 of 100 (Notable)
20 August 1956	Wandiwash, IN	daily rain	80.5 mm (3.2 in)	51.3 mm (2.0 in)	36 years	44 of 100 (Notable)
20 August 1956	Tanda, IN	daily rain	158.2 mm (6.2 in)	74.9 mm (2.9 in)	22 years	43 of 100 (Notable)
20 August 1956	Tiruvallur, IN	daily rain	52.1 mm (2.1 in)	30.5 mm (1.2 in)	50 years	42 of 100 (Notable)
20 August 1956	Harpur, IN	daily rain	127.0 mm (5.0 in)	68.6 mm (2.7 in)	21 years	42 of 100 (Notable)
20 August 1956	Abbott 1 SE, US	daily rain	44.5 mm (1.8 in)	25.2 mm (1.0 in)	44 years	41 of 100 (Notable)
20 August 1956	Murfreesboro 5 N, US	daily rain	46.2 mm (1.8 in)	26.4 mm (1.0 in)	55 years	41 of 100 (Notable)
20 August 1956	Mazbat(Majbat), IN	daily rain	90.9 mm (3.6 in)	51.5 mm (2.0 in)	36 years	40 of 100 (Notable)
20 August 1956	Lake Providence, US	daily rain	71.1 mm (2.8 in)	30.2 mm (1.2 in)	55 years	40 of 100 (Notable)
20 August 1956	Hondo, US	daily rain	67.3 mm (2.6 in)	50.5 mm (2.0 in)	25 years	40 of 100 (Notable)
20 August 1956	Okolona, US	daily rain	80.3 mm (3.2 in)	35.8 mm (1.4 in)	38 years	39 of 100 (Notable)
20 August 1956	Mt Pleasant, US	daily rain	51.1 mm (2.0 in)	25.7 mm (1.0 in)	51 years	39 of 100 (Notable)
20 August 1956	Muhammadabad, IN	daily rain	139.7 mm (5.5 in)	45.5 mm (1.8 in)	52 years	38 of 100 (Notable)
20 August 1956	Chandauli, IN	daily rain	106.7 mm (4.2 in)	67.1 mm (2.6 in)	25 years	38 of 100 (Notable)
20 August 1956	Darjeeling, IN	daily rain	125.0 mm (4.9 in)	60.7 mm (2.4 in)	31 years	38 of 100 (Notable)
20 August 1956	Pine Ridge, US	daily rain	32.8 mm (1.3 in)	32.8 mm (1.3 in)	31 years	37 of 100 (Notable)
20 August 1956	Prince Rupert, CA	daily rain	49.3 mm (1.9 in)	23.6 mm (0.9 in)	37 years	36 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 1956

Records set or tied on this calendar date in each year from 1797 to 1956. 1956 had 678 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 1956-08-20: 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	462
20 to 40	43
40 to 60	13
60 to 80	8
80 to 100	1