Weather Records on 21 August 1956

701 weather records were set or tied worldwide on 21 August 1956. Highest significance: Ramanathapuram, IN.

Key Facts for 21 August 1956

On 21 August 1956, 701 weather records were set or tied at long-record stations worldwide.
77 were record highs and 451 were record lows, counting maximum and minimum temperature.
By timescale, 0 were all-time records, 29 monthly and 672 daily.
Ramanathapuram set a daily record precipitation of 63.5 mm (2.5 in) on 21 August 1956.
Across 165 earlier years (1800 to 2026) the same calendar date averaged 448 records.

Record Map

701 stations

701 station records on 21 August 1956 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 21 August 1956: highest significance records shown on the map
Station	Country	Type	Value	Significance
Ramanathapuram	India	Record daily precipitation	63.5 mm (2.5 in)	57 of 100 (Notable)
Roorkee	India	Record daily precipitation	159.0 mm (6.3 in)	57 of 100 (Notable)
Cheneyville 1 NE	United States	Record daily precipitation	105.2 mm (4.1 in)	57 of 100 (Notable)
Kannauj	India	Record daily precipitation	96.8 mm (3.8 in)	54 of 100 (Notable)
Frankfort Downtown	United States	Record low maximum temperature	15.6 C (60.1 F)	44 of 100 (Notable)
Newark Liberty Intl AP	United States	Record low maximum temperature	18.9 C (66.0 F)	43 of 100 (Notable)
Bilgram	India	Record daily precipitation	88.9 mm (3.5 in)	41 of 100 (Notable)
Columbus 4 ESE	United States	Record daily precipitation	50.8 mm (2.0 in)	41 of 100 (Notable)
Bjuraker	Sweden	Record daily precipitation	27.0 mm (1.1 in)	40 of 100 (Notable)
Hasanganj	India	Record daily precipitation	63.5 mm (2.5 in)	39 of 100 (Notable)
Magdalena	United States	Record daily precipitation	32.0 mm (1.3 in)	39 of 100 (Notable)
Prescott 2 NNW	United States	Record low maximum temperature	21.7 C (71.1 F)	36 of 100 (Notable)
Fatehpur	India	Record daily precipitation	85.6 mm (3.4 in)	35 of 100 (Notable)
Shahjahanpur	India	Record daily precipitation	90.4 mm (3.6 in)	35 of 100 (Notable)
Greensboro	United States	Record low maximum temperature	23.9 C (75.0 F)	35 of 100 (Notable)
Waynesboro 2 W	United States	Record low maximum temperature	23.3 C (73.9 F)	35 of 100 (Notable)
Greensboro Lock 7	United States	Record daily precipitation	27.4 mm (1.1 in)	35 of 100 (Notable)
Aberdeen	United States	Record daily precipitation	29.2 mm (1.1 in)	34 of 100 (Routine)
Layton 3 NW	United States	Record daily precipitation	34.8 mm (1.4 in)	34 of 100 (Routine)
Mc Connellsville Lk 7	United States	Record low maximum temperature	16.1 C (61.0 F)	34 of 100 (Routine)
Gainesville	United States	Record low minimum temperature	12.2 C (54.0 F)	34 of 100 (Routine)
Rio Grande City	United States	Record daily precipitation	45.0 mm (1.8 in)	34 of 100 (Routine)
Atlantic 1 NE	United States	Record low minimum temperature	4.4 C (39.9 F)	33 of 100 (Routine)
Lawrence	United States	Record low minimum temperature	5.6 C (42.1 F)	33 of 100 (Routine)
Peraiyur	India	Record daily precipitation	31.2 mm (1.2 in)	32 of 100 (Routine)
Camden 1	United States	Record low maximum temperature	23.9 C (75.0 F)	32 of 100 (Routine)
Bartow 1SE	United States	Record daily precipitation	48.3 mm (1.9 in)	32 of 100 (Routine)
Maysville Wwtp	United States	Record low maximum temperature	16.7 C (62.1 F)	32 of 100 (Routine)
Woodbury	United States	Record daily precipitation	43.9 mm (1.7 in)	32 of 100 (Routine)
Pottstown	United States	Record daily precipitation	47.8 mm (1.9 in)	32 of 100 (Routine)
Bedford	United States	Record daily precipitation	32.3 mm (1.3 in)	32 of 100 (Routine)
Newark Ag Farm	United States	Record daily precipitation	34.5 mm (1.4 in)	31 of 100 (Routine)
Hopkinsville	United States	Record low maximum temperature	17.2 C (63.0 F)	31 of 100 (Routine)
Houston	United States	Record low minimum temperature	6.7 C (44.1 F)	31 of 100 (Routine)
Plainfield	United States	Record daily precipitation	35.6 mm (1.4 in)	31 of 100 (Routine)
Trenton 2	United States	Record low maximum temperature	19.4 C (66.9 F)	31 of 100 (Routine)
Clarendon	United States	Record low minimum temperature	8.9 C (48.0 F)	31 of 100 (Routine)
Balipara(Addibar) Sr	India	Record daily precipitation	145.8 mm (5.7 in)	30 of 100 (Routine)
Dover	United States	Record low maximum temperature	20.0 C (68.0 F)	30 of 100 (Routine)
Augusta	United States	Record daily precipitation	52.3 mm (2.1 in)	30 of 100 (Routine)
Fall River	United States	Record low maximum temperature	17.8 C (64.0 F)	30 of 100 (Routine)
Fairbury 7S	United States	Record low minimum temperature	7.2 C (45.0 F)	30 of 100 (Routine)
Lake Avalon	United States	Record daily precipitation	52.1 mm (2.1 in)	30 of 100 (Routine)
Meeker 5 W	United States	Record low minimum temperature	8.3 C (46.9 F)	30 of 100 (Routine)
Newport 1 NW	United States	Record daily precipitation	43.9 mm (1.7 in)	30 of 100 (Routine)
Creston	United States	Record low maximum temperature	17.8 C (64.0 F)	30 of 100 (Routine)
Florence	United States	Record low maximum temperature	23.9 C (75.0 F)	29 of 100 (Routine)
Lake Providence	United States	Record low maximum temperature	28.3 C (82.9 F)	29 of 100 (Routine)
Crete 4ESE	United States	Record low minimum temperature	8.3 C (46.9 F)	29 of 100 (Routine)
Gettysburg	United States	Record daily precipitation	49.3 mm (1.9 in)	29 of 100 (Routine)
E Stroudsburg	United States	Record low maximum temperature	17.2 C (63.0 F)	29 of 100 (Routine)
Covington 3 SW	United States	Record low maximum temperature	21.1 C (70.0 F)	29 of 100 (Routine)
Pickens 1	United States	Record low maximum temperature	17.2 C (63.0 F)	29 of 100 (Routine)
Clarksville Wwtp	United States	Record daily precipitation	30.0 mm (1.2 in)	28 of 100 (Routine)
Crosbyton	United States	Record low minimum temperature	11.1 C (52.0 F)	28 of 100 (Routine)
Welland	Canada	Record low maximum temperature	19.4 C (66.9 F)	27 of 100 (Routine)
Gogri	India	Record daily precipitation	99.1 mm (3.9 in)	27 of 100 (Routine)
Colchester 2 W	United States	Record low maximum temperature	17.2 C (63.0 F)	27 of 100 (Routine)
Lakin	United States	Record low minimum temperature	7.2 C (45.0 F)	27 of 100 (Routine)
Scott City	United States	Record low minimum temperature	6.1 C (43.0 F)	27 of 100 (Routine)

Counts by Type and Timescale

701 records

Records set or tied on 21 August 1956 by type: Highest daily maximum 50, Lowest daily maximum 228, Highest daily minimum 27, Lowest daily minimum 223, Heaviest daily rainfall 173.

Records on 21 August 1956 by type
Record type	Records
Highest daily maximum	50
Lowest daily maximum	228
Highest daily minimum	27
Lowest daily minimum	223
Heaviest daily rainfall	173
Heaviest daily snowfall	0
Deepest snow cover	0

Records on 21 August 1956 by timescale: all-time 0, monthly 29, daily 672.

How Much Records Were Beaten By

514 broken records

Margins by which the 514 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 96.0. Ties are not counted.

Top 20 by Significance

21 August 1956

Top 20 records on 21 August 1956 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
21 August 1956	Ramanathapuram, IN	daily rain	63.5 mm (2.5 in)	50.3 mm (2.0 in)	41 years	57 of 100 (Notable)
21 August 1956	Roorkee, IN	daily rain	159.0 mm (6.3 in)	96.0 mm (3.8 in)	55 years	57 of 100 (Notable)
21 August 1956	Cheneyville 1 NE, US	daily rain	105.2 mm (4.1 in)	86.1 mm (3.4 in)	37 years	57 of 100 (Notable)
21 August 1956	Kannauj, IN	daily rain	96.8 mm (3.8 in)	75.0 mm (3.0 in)	52 years	54 of 100 (Notable)
21 August 1956	Frankfort Downtown, US	monthly low max	15.6 C (60.1 F)	5.0 C (9.0 F)	44 years	44 of 100 (Notable)
21 August 1956	Newark Liberty Intl AP, US	daily low max	18.9 C (66.0 F)	1.1 C (2.0 F)	103 years	43 of 100 (Notable)
21 August 1956	Bilgram, IN	daily rain	88.9 mm (3.5 in)	50.8 mm (2.0 in)	52 years	41 of 100 (Notable)
21 August 1956	Columbus 4 ESE, US	daily rain	50.8 mm (2.0 in)	30.7 mm (1.2 in)	45 years	41 of 100 (Notable)
21 August 1956	Bjuraker, SE	daily rain	27.0 mm (1.1 in)	12.4 mm (0.5 in)	53 years	40 of 100 (Notable)
21 August 1956	Hasanganj, IN	daily rain	63.5 mm (2.5 in)	40.1 mm (1.6 in)	52 years	39 of 100 (Notable)
21 August 1956	Magdalena, US	daily rain	32.0 mm (1.3 in)	16.8 mm (0.7 in)	49 years	39 of 100 (Notable)
21 August 1956	Prescott 2 NNW, US	monthly low max	21.7 C (71.1 F)	0.5 C (0.9 F)	64 years	36 of 100 (Notable)
21 August 1956	Fatehpur, IN	daily rain	85.6 mm (3.4 in)	36.6 mm (1.4 in)	45 years	35 of 100 (Notable)
21 August 1956	Shahjahanpur, IN	daily rain	90.4 mm (3.6 in)	40.1 mm (1.6 in)	52 years	35 of 100 (Notable)
21 August 1956	Greensboro, US	daily low max	23.9 C (75.0 F)	3.3 C (5.9 F)	58 years	35 of 100 (Notable)
21 August 1956	Waynesboro 2 W, US	monthly low max	23.3 C (73.9 F)	0.6 C (1.1 F)	59 years	35 of 100 (Notable)
21 August 1956	Greensboro Lock 7, US	daily rain	27.4 mm (1.1 in)	10.9 mm (0.4 in)	65 years	35 of 100 (Notable)
21 August 1956	Aberdeen, US	daily rain	29.2 mm (1.1 in)	16.5 mm (0.6 in)	58 years	34 of 100 (Routine)
21 August 1956	Layton 3 NW, US	daily rain	34.8 mm (1.4 in)	21.8 mm (0.9 in)	50 years	34 of 100 (Routine)
21 August 1956	Mc Connellsville Lk 7, US	monthly low max	16.1 C (61.0 F)	2.2 C (4.0 F)	40 years	34 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 1956

Records set or tied on this calendar date in each year from 1800 to 1956. 1956 had 701 records.

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

Records on 08-21 in each year
Year	Records
1800	1
1802	1
1804	1
1807	1
1816	1
1818	1
1832	1
1834	1
1839	3
1843	1
1847	1
1849	3
1850	1
1851	2
1863	1
1866	1
1867	2
1870	3
1871	2
1872	1
1873	1
1876	1
1877	2
1879	2
1884	2
1885	5
1886	1
1887	5
1888	2
1889	3
1890	4
1891	2
1893	4
1894	8
1895	3
1896	2
1897	4
1898	4
1899	7
1900	4
1901	9
1902	8
1903	6
1904	8
1905	4
1906	22
1907	20
1908	13
1909	17
1910	33
1911	19
1912	50
1913	37
1914	24
1915	21
1916	106
1917	101
1918	202
1919	19
1920	59
1921	34
1922	58
1923	111
1924	135
1925	220
1926	227
1927	228
1928	110
1929	234
1930	297
1931	277
1932	264
1933	328
1934	320
1935	318
1936	807
1937	762
1938	239
1939	630
1940	683
1941	180
1942	415
1943	438
1944	346
1945	544
1946	390
1947	954
1948	305
1949	508
1950	958
1951	699
1952	368
1953	331
1954	497
1955	885
1956	701
1957	490
1958	389
1959	704
1960	490
1961	644
1962	469
1963	338
1964	794
1965	455
1966	661
1967	541
1968	1,014
1969	650
1970	373
1971	660
1972	441
1973	438
1974	564
1975	545
1976	756
1977	764
1978	445
1979	778
1980	904
1981	1,015
1982	769
1983	1,407
1984	975
1985	623
1986	1,166
1987	740
1988	889
1989	828
1990	910
1991	828
1992	957
1993	698
1994	968
1995	962
1996	950
1997	1,291
1998	948
1999	717
2000	861
2001	797
2002	965
2003	1,241
2004	1,585
2005	1,071
2006	797
2007	1,829
2008	1,012
2009	1,319
2010	1,155
2011	1,022
2012	990
2013	513
2014	624
2015	651
2016	890
2017	347
2018	816
2019	631
2020	1,147
2021	767
2022	917
2023	1,826
2024	777
2025	1,230
2026	1,289

Download the Data

Data for records on 1956-08-21: 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 2026-10-12 (12 October 2026). Records are computed by this site and are not official.

Data as of 2026-10-12. Last revised 12 October 2026 (2026-10-12).

Margin	Records
0 to 20	484
20 to 40	20
40 to 60	7
60 to 80	1
80 to 100	2