Weather Records on 11 September 2012

687 weather records were set or tied worldwide on 11 September 2012. Highest significance: Yibin, CN.

Key Facts for 11 September 2012

On 11 September 2012, 687 weather records were set or tied at long-record stations worldwide.
363 were record highs and 193 were record lows, counting maximum and minimum temperature.
By timescale, 1 were all-time records, 15 monthly and 671 daily.
Yibin set a daily record precipitation of 90.2 mm (3.6 in) on 11 September 2012.
Across 164 earlier years (1809 to 2026) the same calendar date averaged 422 records.

Record Map

687 stations

687 station records on 11 September 2012 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 11 September 2012: highest significance records shown on the map
Station	Country	Type	Value	Significance
Yibin	China	Record daily precipitation	90.2 mm (3.6 in)	58 of 100 (Notable)
Beaver Dam	United States	Record daily precipitation	34.3 mm (1.4 in)	55 of 100 (Notable)
Arivaca	United States	Record daily precipitation	43.2 mm (1.7 in)	54 of 100 (Notable)
Mt Charleston Fire STN	United States	Record daily precipitation	85.1 mm (3.4 in)	52 of 100 (Notable)
Uhta	Russia	Record daily precipitation	31.0 mm (1.2 in)	51 of 100 (Notable)
Navua	Fiji	Record daily precipitation	124.5 mm (4.9 in)	50 of 100 (Notable)
Goychay	Azerbaijan	Record daily precipitation	62.0 mm (2.4 in)	49 of 100 (Notable)
Astara	Azerbaijan	Record daily precipitation	84.8 mm (3.3 in)	49 of 100 (Notable)
Silverpeak	United States	Record daily precipitation	41.9 mm (1.6 in)	49 of 100 (Notable)
Poblado C-16	Mexico	Record daily precipitation	179.8 mm (7.1 in)	46 of 100 (Notable)
Skagway	United States	Record low maximum temperature	8.9 C (48.0 F)	46 of 100 (Notable)
Visby_Flygplats	Sweden	Record high maximum temperature	23.3 C (73.9 F)	45 of 100 (Notable)
Mayaguez City	Puerto Rico [United States]	Record high minimum temperature	25.6 C (78.1 F)	44 of 100 (Notable)
Aikawa	Japan	Record daily precipitation	130.8 mm (5.1 in)	43 of 100 (Notable)
Ocozocoautla	Mexico	Record low maximum temperature	18.9 C (66.0 F)	43 of 100 (Notable)
Wittmann 1SE	United States	Record low maximum temperature	28.3 C (82.9 F)	42 of 100 (Notable)
Black Rock	United States	Record daily precipitation	26.2 mm (1.0 in)	42 of 100 (Notable)
Davenport	United States	Record low minimum temperature	-3.3 C (26.1 F)	42 of 100 (Notable)
Lijing	China	Record daily precipitation	54.6 mm (2.1 in)	41 of 100 (Notable)
Natural Brg	United States	Record low maximum temperature	19.4 C (66.9 F)	41 of 100 (Notable)
Holyoke	United States	Record high maximum temperature	36.7 C (98.1 F)	41 of 100 (Notable)
Hambantota	Sri Lanka	Record high minimum temperature	26.0 C (78.8 F)	40 of 100 (Notable)
Lavon Dam	United States	Record low minimum temperature	7.8 C (46.0 F)	40 of 100 (Notable)
Duchesne	United States	Record high minimum temperature	14.4 C (57.9 F)	40 of 100 (Notable)
Sunnyside	United States	Record low minimum temperature	1.1 C (34.0 F)	40 of 100 (Notable)
Junction 4SSW	United States	Record low minimum temperature	7.8 C (46.0 F)	39 of 100 (Notable)
Hatch	United States	Record daily precipitation	37.3 mm (1.5 in)	39 of 100 (Notable)
Tuba City	United States	Record daily precipitation	55.9 mm (2.2 in)	38 of 100 (Notable)
Elm Springs 3 ESE	United States	Record high maximum temperature	37.8 C (100.0 F)	38 of 100 (Notable)
Castle Rock	United States	Record high minimum temperature	15.0 C (59.0 F)	37 of 100 (Notable)
Carrizo Springs 3S	United States	Record low minimum temperature	13.3 C (55.9 F)	37 of 100 (Notable)
Sioux Ctr 2 SE	United States	Record high maximum temperature	35.6 C (96.1 F)	36 of 100 (Notable)
Topaz Lake	United States	Record high minimum temperature	19.4 C (66.9 F)	36 of 100 (Notable)
Bugt	China	Record daily precipitation	31.0 mm (1.2 in)	35 of 100 (Notable)
Arxan	China	Record daily precipitation	26.2 mm (1.0 in)	35 of 100 (Notable)
Vacoas (Mauritius)	Mauritius	Record high maximum temperature	28.2 C (82.8 F)	35 of 100 (Notable)
Wood	United States	Record high maximum temperature	38.3 C (100.9 F)	35 of 100 (Notable)
Laketown	United States	Record high minimum temperature	12.8 C (55.0 F)	35 of 100 (Notable)
Pendleton	United States	Record low minimum temperature	3.3 C (37.9 F)	35 of 100 (Notable)
Sonoita	Mexico	Record daily precipitation	31.0 mm (1.2 in)	34 of 100 (Routine)
Ust-Vum	Russia	Record daily precipitation	28.1 mm (1.1 in)	34 of 100 (Routine)
Riverside Fire STN 3	United States	Record high minimum temperature	22.8 C (73.0 F)	34 of 100 (Routine)
Cambridge	United States	Record high maximum temperature	33.9 C (93.0 F)	34 of 100 (Routine)
Sidney 6NNW	United States	Record high maximum temperature	37.2 C (99.0 F)	34 of 100 (Routine)
Tekamah	United States	Record high maximum temperature	37.2 C (99.0 F)	34 of 100 (Routine)
McCarran Intl AP	United States	Record daily precipitation	30.0 mm (1.2 in)	34 of 100 (Routine)
Haines AP	United States	Record low maximum temperature	9.4 C (48.9 F)	34 of 100 (Routine)
Obersulm-Willsbach	Germany	Record daily precipitation	28.7 mm (1.1 in)	33 of 100 (Routine)
Oujda	Morocco	Record low minimum temperature	7.3 C (45.1 F)	33 of 100 (Routine)
Kaliningrad	Russia	Record high maximum temperature	28.1 C (82.6 F)	33 of 100 (Routine)
Haiwee	United States	Record high minimum temperature	22.8 C (73.0 F)	33 of 100 (Routine)
Honaunau 27	United States	Record daily precipitation	47.2 mm (1.9 in)	33 of 100 (Routine)
Hemse	Sweden	Record high maximum temperature	24.3 C (75.7 F)	32 of 100 (Routine)
Jensen	United States	Record high minimum temperature	15.0 C (59.0 F)	32 of 100 (Routine)
St Cloud Rgnl AP	United States	Record high maximum temperature	35.6 C (96.1 F)	32 of 100 (Routine)
Miami Beach	United States	Record high maximum temperature	33.9 C (93.0 F)	32 of 100 (Routine)
McGill	United States	Record daily precipitation	25.9 mm (1.0 in)	31 of 100 (Routine)
Alton	United States	Record high minimum temperature	11.7 C (53.1 F)	31 of 100 (Routine)
Putbus	Germany	Record high maximum temperature	26.3 C (79.3 F)	30 of 100 (Routine)
Ahualulco	Mexico	Record high maximum temperature	40.6 C (105.1 F)	30 of 100 (Routine)

Counts by Type and Timescale

687 records

Records set or tied on 11 September 2012 by type: Highest daily maximum 183, Lowest daily maximum 61, Highest daily minimum 180, Lowest daily minimum 132, Heaviest daily rainfall 131.

Records on 11 September 2012 by type
Record type	Records
Highest daily maximum	183
Lowest daily maximum	61
Highest daily minimum	180
Lowest daily minimum	132
Heaviest daily rainfall	131
Heaviest daily snowfall	0
Deepest snow cover	0

Records on 11 September 2012 by timescale: all-time 1, monthly 15, daily 671.

How Much Records Were Beaten By

512 broken records

Margins by which the 512 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 124.9. Ties are not counted.

Top 20 by Significance

11 September 2012

Top 20 records on 11 September 2012 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
11 September 2012	Yibin, CN	daily rain	90.2 mm (3.6 in)	57.9 mm (2.3 in)	42 years	58 of 100 (Notable)
11 September 2012	Beaver Dam, US	daily rain	34.3 mm (1.4 in)	26.2 mm (1.0 in)	36 years	55 of 100 (Notable)
11 September 2012	Arivaca, US	daily rain	43.2 mm (1.7 in)	29.5 mm (1.2 in)	54 years	54 of 100 (Notable)
11 September 2012	Mt Charleston Fire STN, US	daily rain	85.1 mm (3.4 in)	63.0 mm (2.5 in)	30 years	52 of 100 (Notable)
11 September 2012	Uhta, RU	daily rain	31.0 mm (1.2 in)	14.4 mm (0.6 in)	39 years	51 of 100 (Notable)
11 September 2012	Navua, FJ	daily rain	124.5 mm (4.9 in)	88.0 mm (3.5 in)	26 years	50 of 100 (Notable)
11 September 2012	Goychay, AZ	monthly rain	62.0 mm (2.4 in)	16.3 mm (0.6 in)	43 years	49 of 100 (Notable)
11 September 2012	Astara, AZ	daily rain	84.8 mm (3.3 in)	53.8 mm (2.1 in)	58 years	49 of 100 (Notable)
11 September 2012	Silverpeak, US	monthly rain	41.9 mm (1.6 in)	15.7 mm (0.6 in)	37 years	49 of 100 (Notable)
11 September 2012	Poblado C-16, MX	daily rain	179.8 mm (7.1 in)	124.9 mm (4.9 in)	11 years	46 of 100 (Notable)
11 September 2012	Skagway, US	daily low max	8.9 C (48.0 F)	2.2 C (4.0 F)	104 years	46 of 100 (Notable)
11 September 2012	Visby_Flygplats, SE	daily high max	23.3 C (73.9 F)	1.9 C (3.4 F)	98 years	45 of 100 (Notable)
11 September 2012	Mayaguez City, PR	daily high min	25.6 C (78.1 F)	0.6 C (1.1 F)	104 years	44 of 100 (Notable)
11 September 2012	Aikawa, JP	monthly rain	130.8 mm (5.1 in)	18.9 mm (0.7 in)	50 years	43 of 100 (Notable)
11 September 2012	Ocozocoautla, MX	daily low max	18.9 C (66.0 F)	6.1 C (11.0 F)	46 years	43 of 100 (Notable)
11 September 2012	Wittmann 1SE, US	daily low max	28.3 C (82.9 F)	4.5 C (8.1 F)	76 years	42 of 100 (Notable)
11 September 2012	Black Rock, US	daily rain	26.2 mm (1.0 in)	15.3 mm (0.6 in)	34 years	42 of 100 (Notable)
11 September 2012	Davenport, US	daily low min	-3.3 C (26.1 F)	2.2 C (4.0 F)	91 years	42 of 100 (Notable)
11 September 2012	Lijing, CN	daily rain	54.6 mm (2.1 in)	18.9 mm (0.7 in)	44 years	41 of 100 (Notable)
11 September 2012	Natural Brg, US	daily low max	19.4 C (66.9 F)	3.9 C (7.0 F)	70 years	41 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 2012

Records set or tied on this calendar date in each year from 1809 to 2012. 2012 had 687 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 2012-09-11: 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 2026-10-16 (16 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	500
20 to 40	7
40 to 60	2
60 to 80	1
80 to 100	1
100 to 120	0
120 to 140	1