Weather Records on 11 September 1951

247 weather records were set or tied worldwide on 11 September 1951. Highest significance: Raghunathpur, IN.

Key Facts for 11 September 1951

On 11 September 1951, 247 weather records were set or tied at long-record stations worldwide.
90 were record highs and 16 were record lows, counting maximum and minimum temperature.
By timescale, 1 were all-time records, 2 monthly and 244 daily.
Raghunathpur set a daily record precipitation of 166.1 mm (6.5 in) on 11 September 1951.
Across 164 earlier years (1809 to 2026) the same calendar date averaged 425 records.

Record Map

247 stations

247 station records on 11 September 1951 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 11 September 1951: highest significance records shown on the map
Station	Country	Type	Value	Significance
Raghunathpur	India	Record daily precipitation	166.1 mm (6.5 in)	49 of 100 (Notable)
Morganton	United States	Record daily precipitation	59.7 mm (2.4 in)	43 of 100 (Notable)
The Pas	Canada	Record daily precipitation	42.4 mm (1.7 in)	41 of 100 (Notable)
Nicosia	Cyprus	Record daily precipitation	130.0 mm (5.1 in)	40 of 100 (Notable)
Khapari	India	Record daily precipitation	88.6 mm (3.5 in)	37 of 100 (Notable)
Buffalo Bill Dam	United States	Record daily precipitation	28.7 mm (1.1 in)	37 of 100 (Notable)
Rajauli	India	Record daily precipitation	99.8 mm (3.9 in)	35 of 100 (Notable)
Polson	United States	Record daily precipitation	27.4 mm (1.1 in)	33 of 100 (Routine)
Purulia	India	Record daily precipitation	105.2 mm (4.1 in)	32 of 100 (Routine)
Ismailia	Egypt	Record high maximum temperature	37.0 C (98.6 F)	31 of 100 (Routine)
Balasore	India	Record daily precipitation	86.9 mm (3.4 in)	31 of 100 (Routine)
Manbazar	India	Record daily precipitation	129.5 mm (5.1 in)	29 of 100 (Routine)
Xenia 6 SSE	United States	Record daily precipitation	32.5 mm (1.3 in)	29 of 100 (Routine)
Erick	United States	Record daily precipitation	31.0 mm (1.2 in)	29 of 100 (Routine)
Tikamgarh	India	Record daily precipitation	104.6 mm (4.1 in)	28 of 100 (Routine)
Amta	India	Record daily precipitation	61.5 mm (2.4 in)	28 of 100 (Routine)
Anahuac	United States	Record daily precipitation	56.4 mm (2.2 in)	28 of 100 (Routine)
Freiburg	Germany	Record high maximum temperature	29.8 C (85.6 F)	27 of 100 (Routine)
Garu	India	Record daily precipitation	99.1 mm (3.9 in)	27 of 100 (Routine)
Nagerutari	India	Record daily precipitation	83.8 mm (3.3 in)	26 of 100 (Routine)
Jhaldah(Jhalda)	India	Record daily precipitation	94.0 mm (3.7 in)	26 of 100 (Routine)
Mistassini Post	Canada	Record high minimum temperature	12.8 C (55.0 F)	25 of 100 (Routine)
Loudon 1 E	United States	Record daily precipitation	32.3 mm (1.3 in)	25 of 100 (Routine)
Saranga	India	Record daily precipitation	69.9 mm (2.8 in)	24 of 100 (Routine)
Maihar	India	Record daily precipitation	90.2 mm (3.6 in)	23 of 100 (Routine)
Valley Head	United States	Record high minimum temperature	21.7 C (71.1 F)	23 of 100 (Routine)
Kasargod	India	Record daily precipitation	62.0 mm (2.4 in)	22 of 100 (Routine)
Chatarpur	India	Record daily precipitation	209.6 mm (8.3 in)	22 of 100 (Routine)
Durg(Drug)	India	Record daily precipitation	66.5 mm (2.6 in)	22 of 100 (Routine)
Raipur	India	Record daily precipitation	56.1 mm (2.2 in)	22 of 100 (Routine)
Crownpoint	United States	Record high minimum temperature	20.6 C (69.1 F)	22 of 100 (Routine)
Marysville	United States	Record daily precipitation	30.2 mm (1.2 in)	22 of 100 (Routine)
Adelaide West Terrace	Australia	Record high maximum temperature	26.8 C (80.2 F)	21 of 100 (Routine)
Castellon de la Plana	Spain	Record daily precipitation	40.0 mm (1.6 in)	21 of 100 (Routine)
Cambridge	United States	Record low minimum temperature	-1.1 C (30.0 F)	21 of 100 (Routine)
Chippewa Lake	United States	Record daily precipitation	25.4 mm (1.0 in)	21 of 100 (Routine)
Bullfinch	Australia	Record daily precipitation	22.9 mm (0.9 in)	20 of 100 (Routine)
Orenburg	Russia	Record daily precipitation	18.0 mm (0.7 in)	20 of 100 (Routine)
Widgiemooltha	Australia	Record daily precipitation	15.2 mm (0.6 in)	20 of 100 (Routine)
Higginsville	Australia	Record daily precipitation	11.4 mm (0.4 in)	20 of 100 (Routine)
Deer Lodge	United States	Record daily precipitation	24.4 mm (1.0 in)	20 of 100 (Routine)
Norseman	Australia	Record daily precipitation	8.9 mm (0.35 in)	20 of 100 (Routine)
Hangal	India	Record daily precipitation	18.8 mm (0.7 in)	20 of 100 (Routine)
Prospect	United States	Record daily precipitation	22.9 mm (0.9 in)	20 of 100 (Routine)
Dobra Scritia	Australia	Record daily precipitation	19.6 mm (0.8 in)	20 of 100 (Routine)
Glen Boughton	Australia	Record daily precipitation	17.0 mm (0.7 in)	20 of 100 (Routine)
Edmonton 3 W	United States	Record daily precipitation	18.3 mm (0.7 in)	20 of 100 (Routine)
Murgab	Tajikistan	Record daily precipitation	3.9 mm (0.15 in)	20 of 100 (Routine)
Cairns Post Office	Australia	Record daily precipitation	12.4 mm (0.5 in)	20 of 100 (Routine)
Clark 4 SW	United States	Record daily precipitation	8.6 mm (0.34 in)	20 of 100 (Routine)
Cody	United States	Record daily precipitation	16.5 mm (0.6 in)	20 of 100 (Routine)
Mareeba Post Office	Australia	Record daily precipitation	1.0 mm (0.04 in)	20 of 100 (Routine)
Kjusjur	Russia	Record daily precipitation	10.9 mm (0.4 in)	20 of 100 (Routine)
Tihoreck	Russia	Record daily precipitation	18.7 mm (0.7 in)	20 of 100 (Routine)
Valley Head	United States	Record daily precipitation	24.9 mm (1.0 in)	20 of 100 (Routine)
Pallinup	Australia	Record daily precipitation	22.4 mm (0.9 in)	20 of 100 (Routine)
Circleville	United States	Record daily precipitation	15.2 mm (0.6 in)	20 of 100 (Routine)
Ganca	Azerbaijan	Record high minimum temperature	21.1 C (70.0 F)	20 of 100 (Routine)
Mount Molloy Post Office	Australia	Record daily precipitation	3.3 mm (0.13 in)	20 of 100 (Routine)
Gola	India	Record daily precipitation	92.7 mm (3.6 in)	20 of 100 (Routine)

Counts by Type and Timescale

247 records

Records set or tied on 11 September 1951 by type: Highest daily maximum 42, Lowest daily maximum 5, Highest daily minimum 48, Lowest daily minimum 11, Heaviest daily rainfall 141.

Records on 11 September 1951 by type
Record type	Records
Highest daily maximum	42
Lowest daily maximum	5
Highest daily minimum	48
Lowest daily minimum	11
Heaviest daily rainfall	141
Heaviest daily snowfall	0
Deepest snow cover	0

Records on 11 September 1951 by timescale: all-time 1, monthly 2, daily 244.

How Much Records Were Beaten By

193 broken records

Margins by which the 193 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 105.4. Ties are not counted.

Top 20 by Significance

11 September 1951

Top 20 records on 11 September 1951 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
11 September 1951	Raghunathpur, IN	daily rain	166.1 mm (6.5 in)	105.4 mm (4.1 in)	13 years	49 of 100 (Notable)
11 September 1951	Morganton, US	daily rain	59.7 mm (2.4 in)	34.3 mm (1.4 in)	57 years	43 of 100 (Notable)
11 September 1951	The Pas, CA	daily rain	42.4 mm (1.7 in)	22.8 mm (0.9 in)	29 years	41 of 100 (Notable)
11 September 1951	Nicosia, CY	all-time rain	130.0 mm (5.1 in)	3.8 mm (0.15 in)	34 years	40 of 100 (Notable)
11 September 1951	Khapari, IN	daily rain	88.6 mm (3.5 in)	67.0 mm (2.6 in)	28 years	37 of 100 (Notable)
11 September 1951	Buffalo Bill Dam, US	daily rain	28.7 mm (1.1 in)	21.6 mm (0.9 in)	0 years	37 of 100 (Notable)
11 September 1951	Rajauli, IN	daily rain	99.8 mm (3.9 in)	58.7 mm (2.3 in)	28 years	35 of 100 (Notable)
11 September 1951	Polson, US	daily rain	27.4 mm (1.1 in)	16.2 mm (0.6 in)	1 year	33 of 100 (Routine)
11 September 1951	Purulia, IN	daily rain	105.2 mm (4.1 in)	53.4 mm (2.1 in)	13 years	32 of 100 (Routine)
11 September 1951	Ismailia, EG	daily high max	37.0 C (98.6 F)	1.8 C (3.2 F)	56 years	31 of 100 (Routine)
11 September 1951	Balasore, IN	daily rain	86.9 mm (3.4 in)	27.7 mm (1.1 in)	40 years	31 of 100 (Routine)
11 September 1951	Manbazar, IN	daily rain	129.5 mm (5.1 in)	46.2 mm (1.8 in)	13 years	29 of 100 (Routine)
11 September 1951	Xenia 6 SSE, US	daily rain	32.5 mm (1.3 in)	24.9 mm (1.0 in)	29 years	29 of 100 (Routine)
11 September 1951	Erick, US	daily rain	31.0 mm (1.2 in)	19.1 mm (0.8 in)	44 years	29 of 100 (Routine)
11 September 1951	Tikamgarh, IN	daily rain	104.6 mm (4.1 in)	53.5 mm (2.1 in)	5 years	28 of 100 (Routine)
11 September 1951	Amta, IN	daily rain	61.5 mm (2.4 in)	31.0 mm (1.2 in)	32 years	28 of 100 (Routine)
11 September 1951	Anahuac, US	daily rain	56.4 mm (2.2 in)	30.2 mm (1.2 in)	37 years	28 of 100 (Routine)
11 September 1951	Freiburg, DE	daily high max	29.8 C (85.6 F)	2.4 C (4.3 F)	52 years	27 of 100 (Routine)
11 September 1951	Garu, IN	daily rain	99.1 mm (3.9 in)	36.1 mm (1.4 in)	16 years	27 of 100 (Routine)
11 September 1951	Nagerutari, IN	daily rain	83.8 mm (3.3 in)	31.0 mm (1.2 in)	14 years	26 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 1951

Records set or tied on this calendar date in each year from 1809 to 1951. 1951 had 247 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 1951-09-11: 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 2026-10-15. Last revised 15 October 2026 (2026-10-15).

Margin	Records
0 to 20	171
20 to 40	16
40 to 60	4
60 to 80	1
80 to 100	0
100 to 120	1