Weather Records on 12 September 1956

389 weather records were set or tied worldwide on 12 September 1956. Highest significance: Henichesk, UA.

Key Facts for 12 September 1956

On 12 September 1956, 389 weather records were set or tied at long-record stations worldwide.
183 were record highs and 63 were record lows, counting maximum and minimum temperature.
By timescale, 1 were all-time records, 5 monthly and 383 daily.
Henichesk set a monthly record daily precipitation of 63.0 mm (2.5 in) on 12 September 1956.
Across 164 earlier years (1793 to 2026) the same calendar date averaged 413 records.

Record Map

389 stations

389 station records on 12 September 1956 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 12 September 1956: highest significance records shown on the map
Station	Country	Type	Value	Significance
Henichesk	Ukraine	Record daily precipitation	63.0 mm (2.5 in)	63 of 100 (Major)
Yalta	Ukraine	Record daily precipitation	57.2 mm (2.3 in)	61 of 100 (Major)
Askaniia Nova	Ukraine	Record daily precipitation	43.8 mm (1.7 in)	60 of 100 (Major)
Machhlisnahr	India	Record daily precipitation	143.3 mm (5.6 in)	56 of 100 (Notable)
Siljansfors	Sweden	Record daily precipitation	51.0 mm (2.0 in)	51 of 100 (Notable)
Chand	India	Record daily precipitation	228.6 mm (9.0 in)	50 of 100 (Notable)
Kherson	Ukraine	Record daily precipitation	34.7 mm (1.4 in)	49 of 100 (Notable)
Roros	Norway	Record daily precipitation	64.0 mm (2.5 in)	48 of 100 (Notable)
Odesa	Ukraine	Record daily precipitation	41.0 mm (1.6 in)	47 of 100 (Notable)
Quindalup	Australia	Record daily precipitation	44.5 mm (1.8 in)	45 of 100 (Notable)
Mariahu	India	Record daily precipitation	114.0 mm (4.5 in)	43 of 100 (Notable)
Cotija	Mexico	Record daily precipitation	41.9 mm (1.6 in)	43 of 100 (Notable)
Brakpan	South Africa	Record daily precipitation	26.9 mm (1.1 in)	42 of 100 (Notable)
Potchefstroom Agr.	South Africa	Record daily precipitation	33.4 mm (1.3 in)	41 of 100 (Notable)
Chunar	India	Record daily precipitation	105.4 mm (4.1 in)	40 of 100 (Notable)
Bjuraker	Sweden	Record daily precipitation	27.5 mm (1.1 in)	40 of 100 (Notable)
Hartebeestpoort	South Africa	Record daily precipitation	30.0 mm (1.2 in)	39 of 100 (Notable)
Fatehpur	India	Record daily precipitation	81.0 mm (3.2 in)	38 of 100 (Notable)
Selbu-Stubbe	Norway	Record daily precipitation	25.6 mm (1.0 in)	34 of 100 (Routine)
Camden 3 W	United States	Record low minimum temperature	6.1 C (43.0 F)	33 of 100 (Routine)
Purnea	India	Record daily precipitation	118.9 mm (4.7 in)	32 of 100 (Routine)
Bysonder	South Africa	Record daily precipitation	34.0 mm (1.3 in)	32 of 100 (Routine)
Ghazipur	India	Record daily precipitation	117.9 mm (4.6 in)	31 of 100 (Routine)
Varanasi	India	Record daily precipitation	120.9 mm (4.8 in)	30 of 100 (Routine)
Taganrog (Lighthouse)	Russia	Record daily precipitation	27.1 mm (1.1 in)	30 of 100 (Routine)
Ai-Petri	Ukraine	Record daily precipitation	38.1 mm (1.5 in)	30 of 100 (Routine)
Manhattan	United States	Record high maximum temperature	42.2 C (108.0 F)	29 of 100 (Routine)
Minneapolis	United States	Record high maximum temperature	42.2 C (108.0 F)	29 of 100 (Routine)
Simlapal	India	Record daily precipitation	50.8 mm (2.0 in)	28 of 100 (Routine)
Avon Park 2 W	United States	Record low minimum temperature	16.7 C (62.1 F)	28 of 100 (Routine)
Ariyalur	India	Record daily precipitation	99.3 mm (3.9 in)	27 of 100 (Routine)
Alangudi	India	Record daily precipitation	48.3 mm (1.9 in)	27 of 100 (Routine)
Santa Fe	United States	Record high maximum temperature	29.4 C (84.9 F)	27 of 100 (Routine)
Kakabeka Falls	Canada	Record daily precipitation	35.8 mm (1.4 in)	26 of 100 (Routine)
Balipara(Addibar) Sr	India	Record daily precipitation	77.0 mm (3.0 in)	26 of 100 (Routine)
Patti	India	Record daily precipitation	74.4 mm (2.9 in)	26 of 100 (Routine)
Louisville 1 E	United States	Record low minimum temperature	10.0 C (50.0 F)	26 of 100 (Routine)
Yates Ctr	United States	Record high maximum temperature	38.9 C (102.0 F)	26 of 100 (Routine)
Jornada Exp Range	United States	Record low minimum temperature	1.7 C (35.1 F)	26 of 100 (Routine)
Mirzapur	India	Record daily precipitation	136.4 mm (5.4 in)	25 of 100 (Routine)
Olathe 3E	United States	Record high maximum temperature	39.4 C (102.9 F)	25 of 100 (Routine)
Olga 2 SE	United States	Record low maximum temperature	13.3 C (55.9 F)	25 of 100 (Routine)
Burlington	United States	Record high maximum temperature	39.4 C (102.9 F)	24 of 100 (Routine)
Clay Ctr	United States	Record high maximum temperature	40.6 C (105.1 F)	24 of 100 (Routine)
Cottonwood Falls	United States	Record high maximum temperature	40.0 C (104.0 F)	24 of 100 (Routine)
Iola	United States	Record high maximum temperature	38.9 C (102.0 F)	24 of 100 (Routine)
Ottawa	United States	Record high maximum temperature	40.0 C (104.0 F)	24 of 100 (Routine)
Pearlington	United States	Record low minimum temperature	14.4 C (57.9 F)	24 of 100 (Routine)
Harrisonville	United States	Record high maximum temperature	38.9 C (102.0 F)	24 of 100 (Routine)
Gayndah Post Office	Australia	Record low minimum temperature	2.5 C (36.5 F)	23 of 100 (Routine)
Darbhanga	India	Record daily precipitation	117.3 mm (4.6 in)	23 of 100 (Routine)
Mayuram	India	Record daily precipitation	51.1 mm (2.0 in)	23 of 100 (Routine)
Ellsworth	United States	Record high maximum temperature	42.2 C (108.0 F)	23 of 100 (Routine)
Eskridge	United States	Record high maximum temperature	39.4 C (102.9 F)	23 of 100 (Routine)
Fall Rvr Lake	United States	Record high maximum temperature	38.9 C (102.0 F)	23 of 100 (Routine)
Fredonia	United States	Record high maximum temperature	40.6 C (105.1 F)	23 of 100 (Routine)
McPherson	United States	Record high maximum temperature	40.6 C (105.1 F)	23 of 100 (Routine)
Osage City	United States	Record high maximum temperature	39.4 C (102.9 F)	23 of 100 (Routine)
Beaver	United States	Record high maximum temperature	39.4 C (102.9 F)	23 of 100 (Routine)
Lake Yellowstone	United States	Record high minimum temperature	5.0 C (41.0 F)	23 of 100 (Routine)

Counts by Type and Timescale

389 records

Records set or tied on 12 September 1956 by type: Highest daily maximum 147, Lowest daily maximum 15, Highest daily minimum 36, Lowest daily minimum 48, Heaviest daily rainfall 143.

Records on 12 September 1956 by type
Record type	Records
Highest daily maximum	147
Lowest daily maximum	15
Highest daily minimum	36
Lowest daily minimum	48
Heaviest daily rainfall	143
Heaviest daily snowfall	0
Deepest snow cover	0

Records on 12 September 1956 by timescale: all-time 1, monthly 5, daily 383.

How Much Records Were Beaten By

314 broken records

Margins by which the 314 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 149.9. Ties are not counted.

Top 20 by Significance

12 September 1956

Top 20 records on 12 September 1956 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
12 September 1956	Henichesk, UA	monthly rain	63.0 mm (2.5 in)	30.3 mm (1.2 in)	22 years	63 of 100 (Major)
12 September 1956	Yalta, UA	daily rain	57.2 mm (2.3 in)	46.6 mm (1.8 in)	47 years	61 of 100 (Major)
12 September 1956	Askaniia Nova, UA	monthly rain	43.8 mm (1.7 in)	22.0 mm (0.9 in)	22 years	60 of 100 (Major)
12 September 1956	Machhlisnahr, IN	daily rain	143.3 mm (5.6 in)	96.3 mm (3.8 in)	39 years	56 of 100 (Notable)
12 September 1956	Siljansfors, SE	daily rain	51.0 mm (2.0 in)	38.8 mm (1.5 in)	28 years	51 of 100 (Notable)
12 September 1956	Chand, IN	daily rain	228.6 mm (9.0 in)	149.9 mm (5.9 in)	20 years	50 of 100 (Notable)
12 September 1956	Kherson, UA	daily rain	34.7 mm (1.4 in)	25.1 mm (1.0 in)	7 years	49 of 100 (Notable)
12 September 1956	Roros, NO	all-time rain	64.0 mm (2.5 in)	6.6 mm (0.26 in)	16 years	48 of 100 (Notable)
12 September 1956	Odesa, UA	daily rain	41.0 mm (1.6 in)	27.4 mm (1.1 in)	7 years	47 of 100 (Notable)
12 September 1956	Quindalup, AU	daily rain	44.5 mm (1.8 in)	25.7 mm (1.0 in)	6 years	45 of 100 (Notable)
12 September 1956	Mariahu, IN	daily rain	114.0 mm (4.5 in)	71.6 mm (2.8 in)	35 years	43 of 100 (Notable)
12 September 1956	Cotija, MX	daily rain	41.9 mm (1.6 in)	24.6 mm (1.0 in)	18 years	43 of 100 (Notable)
12 September 1956	Brakpan, ZA	daily rain	26.9 mm (1.1 in)	26.9 mm (1.1 in)	33 years	42 of 100 (Notable)
12 September 1956	Potchefstroom Agr., ZA	daily rain	33.4 mm (1.3 in)	30.4 mm (1.2 in)	22 years	41 of 100 (Notable)
12 September 1956	Chunar, IN	daily rain	105.4 mm (4.1 in)	59.2 mm (2.3 in)	38 years	40 of 100 (Notable)
12 September 1956	Bjuraker, SE	daily rain	27.5 mm (1.1 in)	7.5 mm (0.30 in)	68 years	40 of 100 (Notable)
12 September 1956	Hartebeestpoort, ZA	daily rain	30.0 mm (1.2 in)	30.0 mm (1.2 in)	31 years	39 of 100 (Notable)
12 September 1956	Fatehpur, IN	daily rain	81.0 mm (3.2 in)	58.1 mm (2.3 in)	54 years	38 of 100 (Notable)
12 September 1956	Selbu-Stubbe, NO	daily rain	25.6 mm (1.0 in)	12.3 mm (0.5 in)	27 years	34 of 100 (Routine)
12 September 1956	Camden 3 W, US	daily low min	6.1 C (43.0 F)	4.5 C (8.1 F)	42 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

1793 to 1956

Records set or tied on this calendar date in each year from 1793 to 1956. 1956 had 389 records.

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

Records on 09-12 in each year
Year	Records
1793	2
1809	1
1813	1
1814	2
1834	1
1837	2
1839	1
1847	1
1848	1
1854	4
1859	2
1860	2
1865	2
1866	1
1867	1
1868	2
1869	1
1872	2
1876	1
1878	1
1880	1
1881	1
1882	1
1884	2
1885	2
1886	1
1887	2
1888	2
1889	1
1891	4
1892	1
1893	4
1894	1
1895	5
1896	2
1897	3
1898	3
1899	4
1900	1
1901	5
1902	11
1903	18
1904	7
1905	8
1906	24
1907	11
1908	12
1909	11
1910	4
1911	15
1912	20
1913	12
1914	49
1915	71
1916	21
1917	231
1918	42
1919	69
1920	49
1921	60
1922	136
1923	33
1924	177
1925	443
1926	89
1927	339
1928	155
1929	118
1930	198
1931	648
1932	199
1933	360
1934	176
1935	441
1936	515
1937	318
1938	332
1939	702
1940	891
1941	172
1942	337
1943	544
1944	393
1945	414
1946	302
1947	596
1948	292
1949	512
1950	578
1951	399
1952	575
1953	515
1954	313
1955	457
1956	389
1957	727
1958	783
1959	536
1960	772
1961	750
1962	407
1963	466
1964	836
1965	459
1966	416
1967	510
1968	428
1969	558
1970	619
1971	593
1972	430
1973	588
1974	575
1975	1,102
1976	539
1977	524
1978	952
1979	765
1980	511
1981	424
1982	993
1983	915
1984	700
1985	876
1986	787
1987	686
1988	997
1989	1,313
1990	1,001
1991	672
1992	767
1993	798
1994	550
1995	532
1996	1,014
1997	737
1998	1,770
1999	938
2000	1,188
2001	797
2002	883
2003	830
2004	653
2005	1,032
2006	963
2007	776
2008	1,213
2009	876
2010	939
2011	988
2012	639
2013	1,066
2014	1,374
2015	704
2016	748
2017	1,114
2018	595
2019	884
2020	566
2021	513
2022	739
2023	844
2024	1,009
2025	433
2026	627

Download the Data

Data for records on 1956-09-12: 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	281
20 to 40	24
40 to 60	5
60 to 80	2
80 to 100	1
100 to 120	0
120 to 140	0
140 to 160	1