Weather Records on 24 September 2011

770 weather records were set or tied worldwide on 24 September 2011. Highest significance: Shenkursk, RU.

Key Facts for 24 September 2011

On 24 September 2011, 770 weather records were set or tied at long-record stations worldwide.
556 were record highs and 86 were record lows, counting maximum and minimum temperature.
By timescale, 0 were all-time records, 11 monthly and 759 daily.
Shenkursk set a daily record precipitation of 38.5 mm (1.5 in) on 24 September 2011.
Across 166 earlier years (1803 to 2026) the same calendar date averaged 425 records.

Record Map

770 stations

770 station records on 24 September 2011 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 24 September 2011: highest significance records shown on the map
Station	Country	Type	Value	Significance
Shenkursk	Russia	Record daily precipitation	38.5 mm (1.5 in)	65 of 100 (Major)
Koror	Palau	Record daily precipitation	254.3 mm (10.0 in)	61 of 100 (Major)
Farmville	United States	Record daily precipitation	102.6 mm (4.0 in)	59 of 100 (Notable)
Honey Brook 2 SSE	United States	Record daily precipitation	101.6 mm (4.0 in)	55 of 100 (Notable)
Hamburg	United States	Record daily precipitation	49.0 mm (1.9 in)	54 of 100 (Notable)
Pleasant Mt 1 W	United States	Record daily precipitation	70.6 mm (2.8 in)	54 of 100 (Notable)
Moore Haven Lock 1	United States	Record high minimum temperature	26.7 C (80.1 F)	48 of 100 (Notable)
Selinsgrove 2 S	United States	Record daily precipitation	37.8 mm (1.5 in)	45 of 100 (Notable)
Conowingo Dam	United States	Record daily precipitation	82.5 mm (3.2 in)	43 of 100 (Notable)
Elephant Butte Dam	United States	Record high maximum temperature	35.0 C (95.0 F)	43 of 100 (Notable)
Francis E Walter Dam	United States	Record daily precipitation	68.3 mm (2.7 in)	43 of 100 (Notable)
W Chester 2 NW	United States	Record daily precipitation	61.0 mm (2.4 in)	43 of 100 (Notable)
Paradise	United States	Record high maximum temperature	31.7 C (89.1 F)	42 of 100 (Notable)
Flemington 5 NNW	United States	Record daily precipitation	73.4 mm (2.9 in)	42 of 100 (Notable)
Spokane Intl AP	United States	Record high maximum temperature	32.2 C (90.0 F)	42 of 100 (Notable)
Catawba	United States	Record daily precipitation	35.6 mm (1.4 in)	41 of 100 (Notable)
Moscow U of I	United States	Record high minimum temperature	15.6 C (60.1 F)	40 of 100 (Notable)
Boonville 1S	United States	Record daily precipitation	31.5 mm (1.2 in)	40 of 100 (Notable)
Hyannis	United States	Record high minimum temperature	19.4 C (66.9 F)	40 of 100 (Notable)
Chester 1 SE	United States	Record daily precipitation	57.1 mm (2.2 in)	40 of 100 (Notable)
Everett	United States	Record high maximum temperature	27.8 C (82.0 F)	39 of 100 (Notable)
Everett	United States	Record high minimum temperature	14.4 C (57.9 F)	39 of 100 (Notable)
Reidsville 2 NW	United States	Record daily precipitation	59.9 mm (2.4 in)	38 of 100 (Notable)
Hawley 1 E	United States	Record daily precipitation	34.8 mm (1.4 in)	38 of 100 (Notable)
Hartford Brainard Fld	United States	Record high minimum temperature	21.1 C (70.0 F)	38 of 100 (Notable)
Macquarie Park (Willandra Vill	Australia	Record daily precipitation	41.2 mm (1.6 in)	37 of 100 (Notable)
Hvar	Croatia	Record high maximum temperature	29.7 C (85.5 F)	37 of 100 (Notable)
Zaragoza (Smn)	Mexico	Record high maximum temperature	41.7 C (107.1 F)	37 of 100 (Notable)
Bridger 2 N	United States	Record high maximum temperature	32.2 C (90.0 F)	37 of 100 (Notable)
Susquehanna	United States	Record daily precipitation	36.1 mm (1.4 in)	37 of 100 (Notable)
Crozier	United States	Record daily precipitation	66.3 mm (2.6 in)	37 of 100 (Notable)
Hanford 1 S	United States	Record high minimum temperature	20.0 C (68.0 F)	36 of 100 (Notable)
Hanover	United States	Record high minimum temperature	18.9 C (66.0 F)	36 of 100 (Notable)
Wallaceton-Lake Drummond	United States	Record daily precipitation	65.3 mm (2.6 in)	36 of 100 (Notable)
Palenque (Dge)	Mexico	Record daily precipitation	110.0 mm (4.3 in)	35 of 100 (Notable)
Sura	Russia	Record daily precipitation	26.6 mm (1.0 in)	35 of 100 (Notable)
Lewistown	United States	Record daily precipitation	41.4 mm (1.6 in)	35 of 100 (Notable)
Saint Johnsbury	United States	Record high minimum temperature	17.8 C (64.0 F)	35 of 100 (Notable)
Chatham	United States	Record daily precipitation	41.9 mm (1.6 in)	35 of 100 (Notable)
Corbin	United States	Record daily precipitation	80.8 mm (3.2 in)	35 of 100 (Notable)
Sedro-Woolley	United States	Record high minimum temperature	15.6 C (60.1 F)	35 of 100 (Notable)
Jesus del Monte	Mexico	Record high maximum temperature	31.7 C (89.1 F)	34 of 100 (Routine)
W Otis	United States	Record daily precipitation	34.0 mm (1.3 in)	34 of 100 (Routine)
Grass Range	United States	Record high minimum temperature	11.7 C (53.1 F)	34 of 100 (Routine)
Powhatan	United States	Record daily precipitation	45.0 mm (1.8 in)	34 of 100 (Routine)
Chiconautla	Mexico	Record high maximum temperature	33.9 C (93.0 F)	33 of 100 (Routine)
Augusta	United States	Record high minimum temperature	11.7 C (53.1 F)	33 of 100 (Routine)
Claryville	United States	Record daily precipitation	45.7 mm (1.8 in)	33 of 100 (Routine)
Cove 1 E	United States	Record high maximum temperature	33.3 C (91.9 F)	33 of 100 (Routine)
Wallowa	United States	Record high maximum temperature	36.1 C (97.0 F)	33 of 100 (Routine)
Equinunk 2 NW	United States	Record daily precipitation	40.9 mm (1.6 in)	33 of 100 (Routine)
Glenmoore	United States	Record daily precipitation	66.0 mm (2.6 in)	33 of 100 (Routine)
Buena Vista	United States	Record daily precipitation	38.1 mm (1.5 in)	33 of 100 (Routine)
Centralia	United States	Record high minimum temperature	16.1 C (61.0 F)	33 of 100 (Routine)
Gambona	Congo (Brazzaville)	Record daily precipitation	91.9 mm (3.6 in)	32 of 100 (Routine)
Frontera Amatenango	Mexico	Record low maximum temperature	21.1 C (70.0 F)	32 of 100 (Routine)
Niamey Aero	Niger	Record high minimum temperature	27.6 C (81.7 F)	32 of 100 (Routine)
Blue Hill Coop	United States	Record high minimum temperature	20.0 C (68.0 F)	32 of 100 (Routine)
Chinook	United States	Record high maximum temperature	32.8 C (91.0 F)	32 of 100 (Routine)
Blaine	United States	Record high minimum temperature	13.9 C (57.0 F)	32 of 100 (Routine)

Counts by Type and Timescale

770 records

Records set or tied on 24 September 2011 by type: Highest daily maximum 306, Lowest daily maximum 38, Highest daily minimum 250, Lowest daily minimum 48, Heaviest daily rainfall 128.

Records on 24 September 2011 by type
Record type	Records
Highest daily maximum	306
Lowest daily maximum	38
Highest daily minimum	250
Lowest daily minimum	48
Heaviest daily rainfall	128
Heaviest daily snowfall	0
Deepest snow cover	0

Records on 24 September 2011 by timescale: all-time 0, monthly 11, daily 759.

How Much Records Were Beaten By

519 broken records

Margins by which the 519 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 113.3. Ties are not counted.

Top 20 by Significance

24 September 2011

Top 20 records on 24 September 2011 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
24 September 2011	Shenkursk, RU	daily rain	38.5 mm (1.5 in)	18.7 mm (0.7 in)	52 years	65 of 100 (Major)
24 September 2011	Koror, PW	monthly rain	254.3 mm (10.0 in)	113.3 mm (4.5 in)	19 years	61 of 100 (Major)
24 September 2011	Farmville, US	daily rain	102.6 mm (4.0 in)	51.0 mm (2.0 in)	64 years	59 of 100 (Notable)
24 September 2011	Honey Brook 2 SSE, US	daily rain	101.6 mm (4.0 in)	73.4 mm (2.9 in)	36 years	55 of 100 (Notable)
24 September 2011	Hamburg, US	daily rain	49.0 mm (1.9 in)	26.4 mm (1.0 in)	98 years	54 of 100 (Notable)
24 September 2011	Pleasant Mt 1 W, US	daily rain	70.6 mm (2.8 in)	47.0 mm (1.9 in)	56 years	54 of 100 (Notable)
24 September 2011	Moore Haven Lock 1, US	daily high min	26.7 C (80.1 F)	2.3 C (4.1 F)	82 years	48 of 100 (Notable)
24 September 2011	Selinsgrove 2 S, US	daily rain	37.8 mm (1.5 in)	8.8 mm (0.35 in)	98 years	45 of 100 (Notable)
24 September 2011	Conowingo Dam, US	daily rain	82.5 mm (3.2 in)	54.8 mm (2.2 in)	36 years	43 of 100 (Notable)
24 September 2011	Elephant Butte Dam, US	daily high max	35.0 C (95.0 F)	1.1 C (2.0 F)	100 years	43 of 100 (Notable)
24 September 2011	Francis E Walter Dam, US	daily rain	68.3 mm (2.7 in)	39.9 mm (1.6 in)	45 years	43 of 100 (Notable)
24 September 2011	W Chester 2 NW, US	daily rain	61.0 mm (2.4 in)	8.4 mm (0.33 in)	98 years	43 of 100 (Notable)
24 September 2011	Paradise, US	daily high max	31.7 C (89.1 F)	0.6 C (1.1 F)	100 years	42 of 100 (Notable)
24 September 2011	Flemington 5 NNW, US	daily rain	73.4 mm (2.9 in)	38.3 mm (1.5 in)	33 years	42 of 100 (Notable)
24 September 2011	Spokane Intl AP, US	daily high max	32.2 C (90.0 F)	1.6 C (2.9 F)	120 years	42 of 100 (Notable)
24 September 2011	Catawba, US	daily rain	35.6 mm (1.4 in)	5.1 mm (0.20 in)	98 years	41 of 100 (Notable)
24 September 2011	Moscow U of I, US	daily high min	15.6 C (60.1 F)	0.6 C (1.1 F)	96 years	40 of 100 (Notable)
24 September 2011	Boonville 1S, US	daily rain	31.5 mm (1.2 in)	15.0 mm (0.6 in)	74 years	40 of 100 (Notable)
24 September 2011	Hyannis, US	daily high min	19.4 C (66.9 F)	0.5 C (0.9 F)	96 years	40 of 100 (Notable)
24 September 2011	Chester 1 SE, US	daily rain	57.1 mm (2.2 in)	39.8 mm (1.6 in)	45 years	40 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

1803 to 2011

Records set or tied on this calendar date in each year from 1803 to 2011. 2011 had 770 records.

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

Records on 09-24 in each year
Year	Records
1803	1
1835	1
1836	1
1842	1
1847	1
1852	2
1854	2
1857	2
1858	1
1859	1
1860	1
1863	1
1864	1
1865	1
1866	1
1867	2
1868	1
1870	3
1871	1
1872	1
1873	1
1874	2
1875	2
1876	1
1877	3
1878	2
1881	5
1884	1
1885	2
1887	1
1889	5
1890	1
1891	2
1892	5
1893	1
1894	2
1895	7
1896	2
1898	1
1899	4
1900	5
1901	3
1902	10
1903	8
1904	9
1905	7
1906	5
1907	20
1908	23
1909	31
1910	8
1911	11
1912	49
1913	9
1914	23
1915	159
1916	253
1917	87
1918	7
1919	26
1920	69
1921	23
1922	49
1923	70
1924	175
1925	146
1926	630
1927	194
1928	603
1929	137
1930	488
1931	463
1932	354
1933	424
1934	367
1935	449
1936	329
1937	237
1938	355
1939	331
1940	319
1941	319
1942	918
1943	413
1944	334
1945	475
1946	425
1947	704
1948	422
1949	554
1950	778
1951	580
1952	425
1953	346
1954	269
1955	577
1956	427
1957	370
1958	725
1959	414
1960	487
1961	680
1962	360
1963	715
1964	329
1965	624
1966	410
1967	394
1968	433
1969	278
1970	1,046
1971	485
1972	480
1973	1,208
1974	1,204
1975	1,116
1976	556
1977	814
1978	619
1979	577
1980	633
1981	604
1982	702
1983	1,128
1984	1,565
1985	771
1986	1,207
1987	729
1988	740
1989	1,668
1990	969
1991	519
1992	1,250
1993	1,055
1994	842
1995	1,251
1996	676
1997	1,238
1998	945
1999	933
2000	1,966
2001	1,097
2002	885
2003	863
2004	600
2005	1,256
2006	1,306
2007	1,244
2008	633
2009	866
2010	1,340
2011	770
2012	545
2013	514
2014	764
2015	770
2016	732
2017	1,402
2018	497
2019	516
2020	754
2021	457
2022	395
2023	689
2024	778
2025	576
2026	389

Download the Data

Data for records on 2011-09-24: 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	494
20 to 40	15
40 to 60	8
60 to 80	1
80 to 100	0
100 to 120	1