Weather Records on 11 September 1952

549 weather records were set or tied worldwide on 11 September 1952. Highest significance: Llano, US.

Key Facts for 11 September 1952

On 11 September 1952, 549 weather records were set or tied at long-record stations worldwide.
166 were record highs and 197 were record lows, counting maximum and minimum temperature.
By timescale, 2 were all-time records, 20 monthly and 527 daily.
Llano set an all-time record daily precipitation of 318.3 mm (12.5 in) on 11 September 1952.
Across 164 earlier years (1809 to 2026) the same calendar date averaged 423 records.

Record Map

549 stations

549 station records on 11 September 1952 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 11 September 1952: highest significance records shown on the map
Station	Country	Type	Value	Significance
Llano	United States	Record daily precipitation	318.3 mm (12.5 in)	70 of 100 (Major)
Blanco	United States	Record daily precipitation	443.7 mm (17.5 in)	66 of 100 (Major)
Southport 5 N	United States	Record daily precipitation	143.8 mm (5.7 in)	58 of 100 (Notable)
Kerrville	United States	Record daily precipitation	154.9 mm (6.1 in)	56 of 100 (Notable)
Chakradhanpur	India	Record daily precipitation	124.0 mm (4.9 in)	54 of 100 (Notable)
New Braunfels	United States	Record daily precipitation	129.8 mm (5.1 in)	54 of 100 (Notable)
Cedarville	United States	Record daily precipitation	27.4 mm (1.1 in)	50 of 100 (Notable)
Boerne	United States	Record daily precipitation	117.6 mm (4.6 in)	50 of 100 (Notable)
Kharsawan	India	Record daily precipitation	124.5 mm (4.9 in)	49 of 100 (Notable)
Bredasdorp	South Africa	Record daily precipitation	47.0 mm (1.9 in)	49 of 100 (Notable)
Nixon	United States	Record daily precipitation	201.4 mm (7.9 in)	47 of 100 (Notable)
Beeville 5 NE	United States	Record daily precipitation	206.5 mm (8.1 in)	45 of 100 (Notable)
Fredericksburg	United States	Record daily precipitation	180.3 mm (7.1 in)	45 of 100 (Notable)
Sambalpur	India	Record daily precipitation	113.0 mm (4.4 in)	44 of 100 (Notable)
Naubatpur	India	Record daily precipitation	139.7 mm (5.5 in)	43 of 100 (Notable)
Brownwood 2NE	United States	Record daily precipitation	53.3 mm (2.1 in)	42 of 100 (Notable)
Zoetendals Vallei	South Africa	Record daily precipitation	44.5 mm (1.8 in)	40 of 100 (Notable)
Alturas	United States	Record low maximum temperature	9.4 C (48.9 F)	37 of 100 (Notable)
Goudveld (Bos)	South Africa	Record daily precipitation	55.4 mm (2.2 in)	36 of 100 (Notable)
Quincy	United States	Record low maximum temperature	11.1 C (52.0 F)	36 of 100 (Notable)
Dumka	India	Record daily precipitation	113.0 mm (4.4 in)	35 of 100 (Notable)
Bolangir	India	Record daily precipitation	111.8 mm (4.4 in)	35 of 100 (Notable)
Padrauna	India	Record daily precipitation	95.0 mm (3.7 in)	35 of 100 (Notable)
Gorki	Belarus	Record daily precipitation	27.3 mm (1.1 in)	34 of 100 (Routine)
Yosemite Park HQ	United States	Record low maximum temperature	13.3 C (55.9 F)	34 of 100 (Routine)
Ramnagar	India	Record daily precipitation	91.4 mm (3.6 in)	33 of 100 (Routine)
Tuscarora Andrae Rch	United States	Record daily snowfall	5.1 cm (2.0 in)	33 of 100 (Routine)
Fischers Store	United States	Record daily precipitation	152.4 mm (6.0 in)	33 of 100 (Routine)
Winnemucca AP	United States	Record low maximum temperature	8.3 C (46.9 F)	33 of 100 (Routine)
Ageon	India	Record daily precipitation	177.8 mm (7.0 in)	32 of 100 (Routine)
Bargarh	India	Record daily precipitation	184.2 mm (7.3 in)	32 of 100 (Routine)
Grass Valley	United States	Record low maximum temperature	13.3 C (55.9 F)	32 of 100 (Routine)
Hawthorne AP	United States	Record low minimum temperature	0.6 C (33.1 F)	32 of 100 (Routine)
Karnes City 2N	United States	Record daily precipitation	77.2 mm (3.0 in)	32 of 100 (Routine)
Bowman Dam	United States	Record daily snowfall	5.1 cm (2.0 in)	31 of 100 (Routine)
Hetch Hetchy	United States	Record low maximum temperature	9.4 C (48.9 F)	31 of 100 (Routine)
Susanville 2SW	United States	Record low maximum temperature	8.3 C (46.9 F)	31 of 100 (Routine)
Ft Myers Page Fld AP	United States	Record daily precipitation	100.6 mm (4.0 in)	31 of 100 (Routine)
Chapleau 2	Canada	Record daily precipitation	29.0 mm (1.1 in)	30 of 100 (Routine)
Upper Lake 2 N	United States	Record low minimum temperature	1.1 C (34.0 F)	30 of 100 (Routine)
Eagle Harbor	United States	Record high minimum temperature	22.2 C (72.0 F)	30 of 100 (Routine)
San Marcos	United States	Record low maximum temperature	24.4 C (75.9 F)	30 of 100 (Routine)
Ranchi	India	Record daily precipitation	138.4 mm (5.4 in)	29 of 100 (Routine)
Burdwan	India	Record daily precipitation	109.2 mm (4.3 in)	29 of 100 (Routine)
San Bernardino F S 226	United States	Record low maximum temperature	22.8 C (73.0 F)	29 of 100 (Routine)
Austin #2	United States	Record low maximum temperature	8.9 C (48.0 F)	29 of 100 (Routine)
Mina	United States	Record low maximum temperature	13.9 C (57.0 F)	29 of 100 (Routine)
Minden	United States	Record low maximum temperature	15.6 C (60.1 F)	29 of 100 (Routine)
Yerington	United States	Record low maximum temperature	15.6 C (60.1 F)	29 of 100 (Routine)
Kurdege	India	Record daily precipitation	82.0 mm (3.2 in)	28 of 100 (Routine)
Canyon Dam	United States	Record low maximum temperature	7.8 C (46.0 F)	28 of 100 (Routine)
Deer Creek Ph	United States	Record low maximum temperature	10.0 C (50.0 F)	28 of 100 (Routine)
Porterville	United States	Record low maximum temperature	22.8 C (73.0 F)	28 of 100 (Routine)
Sonora	United States	Record low maximum temperature	15.0 C (59.0 F)	28 of 100 (Routine)
Goliad	United States	Record daily precipitation	72.9 mm (2.9 in)	28 of 100 (Routine)
Menard	United States	Record daily precipitation	67.3 mm (2.6 in)	28 of 100 (Routine)
La Motte (Bos)	South Africa	Record daily precipitation	38.1 mm (1.5 in)	27 of 100 (Routine)
Colfax	United States	Record low maximum temperature	14.4 C (57.9 F)	27 of 100 (Routine)
Lake Eleanor	United States	Record low maximum temperature	9.4 C (48.9 F)	27 of 100 (Routine)
Rocklin	United States	Record low maximum temperature	18.3 C (64.9 F)	27 of 100 (Routine)

Counts by Type and Timescale

549 records

Records set or tied on 11 September 1952 by type: Highest daily maximum 85, Lowest daily maximum 117, Highest daily minimum 81, Lowest daily minimum 80, Heaviest daily rainfall 182, Heaviest daily snowfall 4.

Records on 11 September 1952 by type
Record type	Records
Highest daily maximum	85
Lowest daily maximum	117
Highest daily minimum	81
Lowest daily minimum	80
Heaviest daily rainfall	182
Heaviest daily snowfall	4
Deepest snow cover	0

Records on 11 September 1952 by timescale: all-time 2, monthly 20, daily 527.

How Much Records Were Beaten By

446 broken records

Margins by which the 446 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 237.5. Ties are not counted.

Top 20 by Significance

11 September 1952

Top 20 records on 11 September 1952 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
11 September 1952	Llano, US	all-time rain	318.3 mm (12.5 in)	146.8 mm (5.8 in)	14 years	70 of 100 (Major)
11 September 1952	Blanco, US	all-time rain	443.7 mm (17.5 in)	237.5 mm (9.4 in)	3 years	66 of 100 (Major)
11 September 1952	Southport 5 N, US	daily rain	143.8 mm (5.7 in)	120.9 mm (4.8 in)	40 years	58 of 100 (Notable)
11 September 1952	Kerrville, US	daily rain	154.9 mm (6.1 in)	138.4 mm (5.4 in)	39 years	56 of 100 (Notable)
11 September 1952	Chakradhanpur, IN	daily rain	124.0 mm (4.9 in)	66.6 mm (2.6 in)	43 years	54 of 100 (Notable)
11 September 1952	New Braunfels, US	daily rain	129.8 mm (5.1 in)	111.3 mm (4.4 in)	28 years	54 of 100 (Notable)
11 September 1952	Cedarville, US	monthly rain	27.4 mm (1.1 in)	9.9 mm (0.39 in)	26 years	50 of 100 (Notable)
11 September 1952	Boerne, US	daily rain	117.6 mm (4.6 in)	64.3 mm (2.5 in)	52 years	50 of 100 (Notable)
11 September 1952	Kharsawan, IN	daily rain	124.5 mm (4.9 in)	71.2 mm (2.8 in)	26 years	49 of 100 (Notable)
11 September 1952	Bredasdorp, ZA	daily rain	47.0 mm (1.9 in)	31.0 mm (1.2 in)	15 years	49 of 100 (Notable)
11 September 1952	Nixon, US	monthly rain	201.4 mm (7.9 in)	57.1 mm (2.2 in)	10 years	47 of 100 (Notable)
11 September 1952	Beeville 5 NE, US	daily rain	206.5 mm (8.1 in)	191.3 mm (7.5 in)	1 year	45 of 100 (Notable)
11 September 1952	Fredericksburg, US	daily rain	180.3 mm (7.1 in)	151.1 mm (5.9 in)	2 years	45 of 100 (Notable)
11 September 1952	Sambalpur, IN	daily rain	113.0 mm (4.4 in)	69.1 mm (2.7 in)	28 years	44 of 100 (Notable)
11 September 1952	Naubatpur, IN	daily rain	139.7 mm (5.5 in)	105.4 mm (4.1 in)	16 years	43 of 100 (Notable)
11 September 1952	Brownwood 2NE, US	daily rain	53.3 mm (2.1 in)	42.1 mm (1.7 in)	55 years	42 of 100 (Notable)
11 September 1952	Zoetendals Vallei, ZA	daily rain	44.5 mm (1.8 in)	29.0 mm (1.1 in)	14 years	40 of 100 (Notable)
11 September 1952	Alturas, US	daily low max	9.4 C (48.9 F)	11.2 C (20.2 F)	43 years	37 of 100 (Notable)
11 September 1952	Goudveld (Bos), ZA	daily rain	55.4 mm (2.2 in)	19.8 mm (0.8 in)	47 years	36 of 100 (Notable)
11 September 1952	Quincy, US	daily low max	11.1 C (52.0 F)	7.2 C (13.0 F)	56 years	36 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 1952

Records set or tied on this calendar date in each year from 1809 to 1952. 1952 had 549 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 1952-09-11: 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 50	425
50 to 100	13
100 to 150	5
150 to 200	2
200 to 250	1