Weather Records on 11 September 1961

524 weather records were set or tied worldwide on 11 September 1961. Highest significance: Angleton 2 W, US.

Key Facts for 11 September 1961

On 11 September 1961, 524 weather records were set or tied at long-record stations worldwide.
281 were record highs and 62 were record lows, counting maximum and minimum temperature.
By timescale, 0 were all-time records, 30 monthly and 494 daily.
Angleton 2 W set a monthly record daily precipitation of 269.2 mm (10.6 in) on 11 September 1961.
Across 164 earlier years (1809 to 2026) the same calendar date averaged 423 records.

Record Map

524 stations

524 station records on 11 September 1961 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 11 September 1961: highest significance records shown on the map
Station	Country	Type	Value	Significance
Angleton 2 W	United States	Record daily precipitation	269.2 mm (10.6 in)	61 of 100 (Major)
Mulki	India	Record daily precipitation	124.5 mm (4.9 in)	58 of 100 (Notable)
Edna 3 SW	United States	Record daily precipitation	177.8 mm (7.0 in)	55 of 100 (Notable)
Palanpur	India	Record daily precipitation	137.0 mm (5.4 in)	53 of 100 (Notable)
Baton Rouge Metro AP	United States	Record daily precipitation	89.7 mm (3.5 in)	48 of 100 (Notable)
Sachor	India	Record daily precipitation	183.8 mm (7.2 in)	46 of 100 (Notable)
Alvin	United States	Record daily precipitation	114.3 mm (4.5 in)	46 of 100 (Notable)
Agar	India	Record daily precipitation	81.3 mm (3.2 in)	45 of 100 (Notable)
Tharad	India	Record daily precipitation	145.0 mm (5.7 in)	44 of 100 (Notable)
Puttur	India	Record daily precipitation	86.4 mm (3.4 in)	44 of 100 (Notable)
Chechat	India	Record daily precipitation	91.9 mm (3.6 in)	43 of 100 (Notable)
Bambaroo	Australia	Record daily precipitation	35.1 mm (1.4 in)	42 of 100 (Notable)
Mangalore	India	Record daily precipitation	80.8 mm (3.2 in)	42 of 100 (Notable)
Bantwal	India	Record daily precipitation	82.5 mm (3.2 in)	42 of 100 (Notable)
Shahpura	India	Record daily precipitation	63.5 mm (2.5 in)	42 of 100 (Notable)
Seward	United States	Record daily precipitation	67.3 mm (2.6 in)	41 of 100 (Notable)
Bundi	India	Record daily precipitation	88.9 mm (3.5 in)	40 of 100 (Notable)
Abbott 1 SE	United States	Record daily precipitation	38.1 mm (1.5 in)	40 of 100 (Notable)
Siwana	India	Record daily precipitation	135.9 mm (5.4 in)	39 of 100 (Notable)
Utica	United States	Record daily precipitation	52.1 mm (2.1 in)	37 of 100 (Notable)
Abu Road	India	Record daily precipitation	97.8 mm (3.9 in)	36 of 100 (Notable)
Ness City	United States	Record daily precipitation	99.3 mm (3.9 in)	36 of 100 (Notable)
Ernakulam	India	Record daily precipitation	73.4 mm (2.9 in)	35 of 100 (Notable)
Calcutta/Barracks	India	Record daily precipitation	75.2 mm (3.0 in)	35 of 100 (Notable)
Big Sandy	United States	Record daily precipitation	25.7 mm (1.0 in)	35 of 100 (Notable)
Barrage Cabonga	Canada	Record daily precipitation	36.8 mm (1.4 in)	34 of 100 (Routine)
Sagwara	India	Record daily precipitation	190.5 mm (7.5 in)	34 of 100 (Routine)
Mc Cool Junction	United States	Record daily precipitation	28.7 mm (1.1 in)	34 of 100 (Routine)
Clayton Muni Air Pk	United States	Record daily precipitation	35.6 mm (1.4 in)	33 of 100 (Routine)
Durham	Canada	Record high minimum temperature	20.0 C (68.0 F)	32 of 100 (Routine)
Cawker City	United States	Record daily precipitation	90.9 mm (3.6 in)	32 of 100 (Routine)
Paradis 7 S	United States	Record daily precipitation	76.2 mm (3.0 in)	32 of 100 (Routine)
Greenville Dwtn AP	United States	Record high minimum temperature	22.2 C (72.0 F)	31 of 100 (Routine)
Mount Uniacke	Canada	Record high maximum temperature	31.1 C (88.0 F)	30 of 100 (Routine)
Gaylord	United States	Record high minimum temperature	18.3 C (64.9 F)	30 of 100 (Routine)
Hallettsville 2 N	United States	Record daily precipitation	50.8 mm (2.0 in)	30 of 100 (Routine)
Sealy	United States	Record daily precipitation	76.2 mm (3.0 in)	30 of 100 (Routine)
Yellowstone Park Mammoth	United States	Record daily precipitation	31.8 mm (1.3 in)	30 of 100 (Routine)
Partabgarh	India	Record daily precipitation	111.3 mm (4.4 in)	29 of 100 (Routine)
S Haven	United States	Record high minimum temperature	23.3 C (73.9 F)	29 of 100 (Routine)
Cooperstown	United States	Record low maximum temperature	10.0 C (50.0 F)	29 of 100 (Routine)
Taio (Pcd)	Brazil	Record daily precipitation	60.6 mm (2.4 in)	28 of 100 (Routine)
Madawaska	Canada	Record high minimum temperature	22.2 C (72.0 F)	28 of 100 (Routine)
Prantij	India	Record daily precipitation	68.5 mm (2.7 in)	28 of 100 (Routine)
Sholingur	India	Record daily precipitation	70.0 mm (2.8 in)	28 of 100 (Routine)
Orono	United States	Record high minimum temperature	17.8 C (64.0 F)	28 of 100 (Routine)
Saint Johns	United States	Record high minimum temperature	22.2 C (72.0 F)	28 of 100 (Routine)
Grand Rapids Forestry Lab	United States	Record daily precipitation	30.5 mm (1.2 in)	28 of 100 (Routine)
Dialville 2 W	United States	Record daily precipitation	36.8 mm (1.4 in)	28 of 100 (Routine)
Tobermory	Canada	Record high minimum temperature	21.7 C (71.1 F)	27 of 100 (Routine)
Saint John	Canada	Record high minimum temperature	15.6 C (60.1 F)	27 of 100 (Routine)
Kasargod	India	Record daily precipitation	93.7 mm (3.7 in)	27 of 100 (Routine)
Attingal	India	Record daily precipitation	71.1 mm (2.8 in)	27 of 100 (Routine)
Parasala	India	Record daily precipitation	31.5 mm (1.2 in)	27 of 100 (Routine)
Chestertown	United States	Record high maximum temperature	33.3 C (91.9 F)	27 of 100 (Routine)
Moorestown 4 E	United States	Record high minimum temperature	21.7 C (71.1 F)	27 of 100 (Routine)
Mayville	United States	Record low maximum temperature	10.0 C (50.0 F)	27 of 100 (Routine)
Toledo Blade	United States	Record high minimum temperature	22.2 C (72.0 F)	27 of 100 (Routine)
Lake Mills Wwtp	United States	Record high minimum temperature	22.2 C (72.0 F)	27 of 100 (Routine)
Annex Creek	United States	Record low minimum temperature	0.0 C (32.0 F)	27 of 100 (Routine)

Counts by Type and Timescale

524 records

Records set or tied on 11 September 1961 by type: Highest daily maximum 71, Lowest daily maximum 45, Highest daily minimum 210, Lowest daily minimum 17, Heaviest daily rainfall 178, Heaviest daily snowfall 2, Deepest snow cover 1.

Records on 11 September 1961 by type
Record type	Records
Highest daily maximum	71
Lowest daily maximum	45
Highest daily minimum	210
Lowest daily minimum	17
Heaviest daily rainfall	178
Heaviest daily snowfall	2
Deepest snow cover	1

Records on 11 September 1961 by timescale: all-time 0, monthly 30, daily 494.

How Much Records Were Beaten By

389 broken records

Margins by which the 389 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 123.9. Ties are not counted.

Top 20 by Significance

11 September 1961

Top 20 records on 11 September 1961 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
11 September 1961	Angleton 2 W, US	monthly rain	269.2 mm (10.6 in)	123.9 mm (4.9 in)	19 years	61 of 100 (Major)
11 September 1961	Mulki, IN	daily rain	124.5 mm (4.9 in)	75.0 mm (3.0 in)	44 years	58 of 100 (Notable)
11 September 1961	Edna 3 SW, US	monthly rain	177.8 mm (7.0 in)	88.9 mm (3.5 in)	3 years	55 of 100 (Notable)
11 September 1961	Palanpur, IN	daily rain	137.0 mm (5.4 in)	106.5 mm (4.2 in)	24 years	53 of 100 (Notable)
11 September 1961	Baton Rouge Metro AP, US	daily rain	89.7 mm (3.5 in)	62.3 mm (2.5 in)	24 years	48 of 100 (Notable)
11 September 1961	Sachor, IN	monthly rain	183.8 mm (7.2 in)	41.6 mm (1.6 in)	39 years	46 of 100 (Notable)
11 September 1961	Alvin, US	daily rain	114.3 mm (4.5 in)	67.6 mm (2.7 in)	36 years	46 of 100 (Notable)
11 September 1961	Agar, IN	daily rain	81.3 mm (3.2 in)	58.2 mm (2.3 in)	59 years	45 of 100 (Notable)
11 September 1961	Tharad, IN	daily rain	145.0 mm (5.7 in)	87.8 mm (3.5 in)	39 years	44 of 100 (Notable)
11 September 1961	Puttur, IN	daily rain	86.4 mm (3.4 in)	41.9 mm (1.6 in)	44 years	44 of 100 (Notable)
11 September 1961	Chechat, IN	daily rain	91.9 mm (3.6 in)	66.5 mm (2.6 in)	20 years	43 of 100 (Notable)
11 September 1961	Bambaroo, AU	daily rain	35.1 mm (1.4 in)	30.0 mm (1.2 in)	35 years	42 of 100 (Notable)
11 September 1961	Mangalore, IN	daily rain	80.8 mm (3.2 in)	36.6 mm (1.4 in)	44 years	42 of 100 (Notable)
11 September 1961	Bantwal, IN	daily rain	82.5 mm (3.2 in)	37.8 mm (1.5 in)	56 years	42 of 100 (Notable)
11 September 1961	Shahpura, IN	daily rain	63.5 mm (2.5 in)	37.6 mm (1.5 in)	59 years	42 of 100 (Notable)
11 September 1961	Seward, US	daily rain	67.3 mm (2.6 in)	40.9 mm (1.6 in)	32 years	41 of 100 (Notable)
11 September 1961	Bundi, IN	daily rain	88.9 mm (3.5 in)	46.7 mm (1.8 in)	55 years	40 of 100 (Notable)
11 September 1961	Abbott 1 SE, US	daily rain	38.1 mm (1.5 in)	31.7 mm (1.2 in)	36 years	40 of 100 (Notable)
11 September 1961	Siwana, IN	daily rain	135.9 mm (5.4 in)	82.3 mm (3.2 in)	6 years	39 of 100 (Notable)
11 September 1961	Utica, US	daily rain	52.1 mm (2.1 in)	33.0 mm (1.3 in)	36 years	37 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

1809 to 1961

Records set or tied on this calendar date in each year from 1809 to 1961. 1961 had 524 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 1961-09-11: 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	333
20 to 40	33
40 to 60	14
60 to 80	4
80 to 100	3
100 to 120	1
120 to 140	1