Weather Records on 11 September 1955

479 weather records were set or tied worldwide on 11 September 1955. Highest significance: Chikhalda Sr, IN.

Key Facts for 11 September 1955

On 11 September 1955, 479 weather records were set or tied at long-record stations worldwide.
102 were record highs and 268 were record lows, counting maximum and minimum temperature.
By timescale, 1 were all-time records, 1 monthly and 477 daily.
Chikhalda Sr set a daily record precipitation of 176.3 mm (6.9 in) on 11 September 1955.
Across 164 earlier years (1809 to 2026) the same calendar date averaged 423 records.

Record Map

479 stations

479 station records on 11 September 1955 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 11 September 1955: highest significance records shown on the map
Station	Country	Type	Value	Significance
Chikhalda Sr	India	Record daily precipitation	176.3 mm (6.9 in)	57 of 100 (Notable)
Minicoy Obsy	India	Record daily precipitation	101.1 mm (4.0 in)	53 of 100 (Notable)
Pandaria	India	Record daily precipitation	89.9 mm (3.5 in)	47 of 100 (Notable)
Diamond Harbour	India	Record daily precipitation	108.5 mm (4.3 in)	44 of 100 (Notable)
Mahudha	India	Record daily precipitation	144.3 mm (5.7 in)	40 of 100 (Notable)
Frankfort Downtown	United States	Record daily precipitation	41.7 mm (1.6 in)	40 of 100 (Notable)
Clifton 10 E	United States	Record daily precipitation	71.1 mm (2.8 in)	39 of 100 (Notable)
Tarpon Spgs Sewage Plt	United States	Record daily precipitation	66.8 mm (2.6 in)	38 of 100 (Notable)
Faith	United States	Record low minimum temperature	-6.7 C (19.9 F)	37 of 100 (Notable)
Waramain	India	Record daily precipitation	98.3 mm (3.9 in)	36 of 100 (Notable)
Balmorhea	United States	Record daily precipitation	43.2 mm (1.7 in)	36 of 100 (Notable)
Pondilafa	India	Record daily precipitation	81.0 mm (3.2 in)	35 of 100 (Notable)
Wibaux 2 E	United States	Record low minimum temperature	-8.3 C (17.1 F)	35 of 100 (Notable)
Ramgarh	India	Record daily precipitation	61.2 mm (2.4 in)	33 of 100 (Routine)
Miamisburg	United States	Record daily precipitation	58.4 mm (2.3 in)	33 of 100 (Routine)
Weatherford	United States	Record daily precipitation	48.5 mm (1.9 in)	33 of 100 (Routine)
Gatesville	United States	Record daily precipitation	70.6 mm (2.8 in)	32 of 100 (Routine)
Khairee	India	Record daily precipitation	109.2 mm (4.3 in)	31 of 100 (Routine)
Sibley	United States	Record low minimum temperature	-5.0 C (23.0 F)	31 of 100 (Routine)
Poplar 2 E	United States	Record low minimum temperature	-5.0 C (23.0 F)	31 of 100 (Routine)
Vastervik	Sweden	Record high minimum temperature	15.2 C (59.4 F)	30 of 100 (Routine)
Hampton	United States	Record low minimum temperature	0.0 C (32.0 F)	30 of 100 (Routine)
Ada	United States	Record low minimum temperature	-5.6 C (21.9 F)	30 of 100 (Routine)
New England	United States	Record low minimum temperature	-6.1 C (21.0 F)	30 of 100 (Routine)
Portal	United States	Record low minimum temperature	-6.1 C (21.0 F)	30 of 100 (Routine)
Fort Frances	Canada	Record low minimum temperature	-2.8 C (27.0 F)	29 of 100 (Routine)
Causapscal	Canada	Record daily precipitation	56.6 mm (2.2 in)	29 of 100 (Routine)
Narayanganj	India	Record daily precipitation	55.9 mm (2.2 in)	29 of 100 (Routine)
Pal-Lahara	India	Record daily precipitation	78.5 mm (3.1 in)	29 of 100 (Routine)
Gudiyatham	India	Record daily precipitation	63.5 mm (2.5 in)	29 of 100 (Routine)
Fredonia	United States	Record daily precipitation	32.3 mm (1.3 in)	29 of 100 (Routine)
Kenogami	Canada	Record daily precipitation	42.4 mm (1.7 in)	28 of 100 (Routine)
Navapur	India	Record daily precipitation	68.6 mm (2.7 in)	28 of 100 (Routine)
Le Mars	United States	Record low minimum temperature	-0.6 C (30.9 F)	28 of 100 (Routine)
Winterset 4N	United States	Record low minimum temperature	1.7 C (35.1 F)	28 of 100 (Routine)
Larimore 4SW	United States	Record low minimum temperature	-3.9 C (25.0 F)	28 of 100 (Routine)
Qu'appelle	Canada	Record low minimum temperature	-4.4 C (24.1 F)	27 of 100 (Routine)
Pet Jorhat	India	Record daily precipitation	102.4 mm (4.0 in)	27 of 100 (Routine)
Gangapur Sahara	India	Record daily precipitation	41.9 mm (1.6 in)	27 of 100 (Routine)
Hot Springs	United States	Record low minimum temperature	0.0 C (32.0 F)	27 of 100 (Routine)
Texarkana Webb Fld	United States	Record daily precipitation	37.1 mm (1.5 in)	27 of 100 (Routine)
Darradup	Australia	Record daily precipitation	25.4 mm (1.0 in)	26 of 100 (Routine)
Aneroid	Canada	Record low minimum temperature	-8.3 C (17.1 F)	26 of 100 (Routine)
Ghairatganj	India	Record daily precipitation	241.6 mm (9.5 in)	26 of 100 (Routine)
Atlantic 1 NE	United States	Record low minimum temperature	-0.6 C (30.9 F)	26 of 100 (Routine)
Mitchell 2 N	United States	Record low minimum temperature	-0.6 C (30.9 F)	26 of 100 (Routine)
Pembina	United States	Record low minimum temperature	-4.4 C (24.1 F)	26 of 100 (Routine)
Nashlyn	Canada	Record low minimum temperature	-9.4 C (15.1 F)	25 of 100 (Routine)
Decorah	United States	Record low minimum temperature	-2.2 C (28.0 F)	25 of 100 (Routine)
Jordan	United States	Record low minimum temperature	-6.1 C (21.0 F)	25 of 100 (Routine)
Hartington	United States	Record low minimum temperature	0.0 C (32.0 F)	25 of 100 (Routine)
Tekamah	United States	Record low minimum temperature	1.1 C (34.0 F)	25 of 100 (Routine)
Beach	United States	Record low minimum temperature	-5.0 C (23.0 F)	25 of 100 (Routine)
Grafton	United States	Record low minimum temperature	-2.8 C (27.0 F)	25 of 100 (Routine)
Grenora	United States	Record low minimum temperature	-5.0 C (23.0 F)	25 of 100 (Routine)
Marmarth	United States	Record low minimum temperature	-6.7 C (19.9 F)	25 of 100 (Routine)
Middletown	United States	Record daily precipitation	53.3 mm (2.1 in)	25 of 100 (Routine)
Howard	United States	Record low minimum temperature	-4.4 C (24.1 F)	25 of 100 (Routine)
Ganca	Azerbaijan	Record low maximum temperature	20.7 C (69.3 F)	24 of 100 (Routine)
Francis	Canada	Record low minimum temperature	-8.3 C (17.1 F)	24 of 100 (Routine)

Counts by Type and Timescale

479 records

Records set or tied on 11 September 1955 by type: Highest daily maximum 56, Lowest daily maximum 26, Highest daily minimum 46, Lowest daily minimum 242, Heaviest daily rainfall 109.

Records on 11 September 1955 by type
Record type	Records
Highest daily maximum	56
Lowest daily maximum	26
Highest daily minimum	46
Lowest daily minimum	242
Heaviest daily rainfall	109
Heaviest daily snowfall	0
Deepest snow cover	0

Records on 11 September 1955 by timescale: all-time 1, monthly 1, daily 477.

How Much Records Were Beaten By

393 broken records

Margins by which the 393 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 114.1. Ties are not counted.

Top 20 by Significance

11 September 1955

Top 20 records on 11 September 1955 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
11 September 1955	Chikhalda Sr, IN	daily rain	176.3 mm (6.9 in)	114.1 mm (4.5 in)	40 years	57 of 100 (Notable)
11 September 1955	Minicoy Obsy, IN	daily rain	101.1 mm (4.0 in)	60.2 mm (2.4 in)	28 years	53 of 100 (Notable)
11 September 1955	Pandaria, IN	daily rain	89.9 mm (3.5 in)	56.1 mm (2.2 in)	42 years	47 of 100 (Notable)
11 September 1955	Diamond Harbour, IN	daily rain	108.5 mm (4.3 in)	73.7 mm (2.9 in)	18 years	44 of 100 (Notable)
11 September 1955	Mahudha, IN	daily rain	144.3 mm (5.7 in)	92.0 mm (3.6 in)	5 years	40 of 100 (Notable)
11 September 1955	Frankfort Downtown, US	daily rain	41.7 mm (1.6 in)	25.7 mm (1.0 in)	44 years	40 of 100 (Notable)
11 September 1955	Clifton 10 E, US	daily rain	71.1 mm (2.8 in)	54.1 mm (2.1 in)	41 years	39 of 100 (Notable)
11 September 1955	Tarpon Spgs Sewage Plt, US	daily rain	66.8 mm (2.6 in)	30.2 mm (1.2 in)	59 years	38 of 100 (Notable)
11 September 1955	Faith, US	daily low min	-6.7 C (19.9 F)	11.1 C (20.0 F)	41 years	37 of 100 (Notable)
11 September 1955	Waramain, IN	daily rain	98.3 mm (3.9 in)	59.7 mm (2.4 in)	10 years	36 of 100 (Notable)
11 September 1955	Balmorhea, US	daily rain	43.2 mm (1.7 in)	32.5 mm (1.3 in)	13 years	36 of 100 (Notable)
11 September 1955	Pondilafa, IN	daily rain	81.0 mm (3.2 in)	42.1 mm (1.7 in)	30 years	35 of 100 (Notable)
11 September 1955	Wibaux 2 E, US	daily low min	-8.3 C (17.1 F)	8.3 C (14.9 F)	40 years	35 of 100 (Notable)
11 September 1955	Ramgarh, IN	daily rain	61.2 mm (2.4 in)	33.3 mm (1.3 in)	49 years	33 of 100 (Routine)
11 September 1955	Miamisburg, US	daily rain	58.4 mm (2.3 in)	34.0 mm (1.3 in)	16 years	33 of 100 (Routine)
11 September 1955	Weatherford, US	daily rain	48.5 mm (1.9 in)	36.1 mm (1.4 in)	21 years	33 of 100 (Routine)
11 September 1955	Gatesville, US	daily rain	70.6 mm (2.8 in)	38.8 mm (1.5 in)	41 years	32 of 100 (Routine)
11 September 1955	Khairee, IN	daily rain	109.2 mm (4.3 in)	49.5 mm (1.9 in)	12 years	31 of 100 (Routine)
11 September 1955	Sibley, US	daily low min	-5.0 C (23.0 F)	4.4 C (7.9 F)	60 years	31 of 100 (Routine)
11 September 1955	Poplar 2 E, US	daily low min	-5.0 C (23.0 F)	5.0 C (9.0 F)	52 years	31 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

1809 to 1955

Records set or tied on this calendar date in each year from 1809 to 1955. 1955 had 479 records.

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

Records on 09-11 in each year
Year	Records
1809	1
1814	3
1818	1
1830	1
1836	1
1838	3
1839	1
1848	1
1850	1
1851	1
1854	2
1858	1
1860	2
1861	1
1863	2
1865	3
1866	1
1874	2
1876	1
1877	1
1879	1
1880	1
1882	4
1883	2
1884	1
1886	1
1888	2
1889	4
1890	2
1891	2
1892	1
1893	4
1894	2
1895	4
1896	1
1897	3
1898	3
1899	5
1900	1
1901	3
1902	15
1903	13
1904	4
1905	5
1906	10
1907	9
1908	20
1909	12
1910	19
1911	9
1912	25
1913	22
1914	52
1915	160
1916	17
1917	88
1918	62
1919	52
1920	158
1921	52
1922	78
1923	44
1924	290
1925	260
1926	137
1927	300
1928	127
1929	206
1930	136
1931	868
1932	210
1933	276
1934	144
1935	410
1936	567
1937	324
1938	288
1939	561
1940	891
1941	210
1942	234
1943	335
1944	446
1945	341
1946	262
1947	611
1948	424
1949	450
1950	462
1951	247
1952	549
1953	392
1954	363
1955	479
1956	539
1957	470
1958	748
1959	488
1960	423
1961	524
1962	480
1963	359
1964	1,195
1965	414
1966	392
1967	478
1968	835
1969	685
1970	474
1971	464
1972	507
1973	612
1974	430
1975	644
1976	920
1977	406
1978	911
1979	596
1980	474
1981	347
1982	862
1983	1,243
1984	888
1985	844
1986	1,221
1987	595
1988	1,019
1989	1,301
1990	840
1991	843
1992	672
1993	809
1994	713
1995	619
1996	1,030
1997	808
1998	1,821
1999	1,073
2000	1,469
2001	826
2002	1,059
2003	1,022
2004	740
2005	1,163
2006	1,132
2007	947
2008	916
2009	774
2010	965
2011	1,051
2012	687
2013	1,207
2014	1,100
2015	683
2016	677
2017	916
2018	763
2019	806
2020	1,235
2021	851
2022	617
2023	1,034
2024	889
2025	917
2026	615

Download the Data

Data for records on 1955-09-11: 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	364
20 to 40	20
40 to 60	5
60 to 80	2
80 to 100	1
100 to 120	1