Weather Records on 25 September 2011

763 weather records were set or tied worldwide on 25 September 2011. Highest significance: Richmond Raaf, AU.

Key Facts for 25 September 2011

On 25 September 2011, 763 weather records were set or tied at long-record stations worldwide.
593 were record highs and 70 were record lows, counting maximum and minimum temperature.
By timescale, 1 were all-time records, 23 monthly and 739 daily.
Richmond Raaf set a daily record precipitation of 47.0 mm (1.9 in) on 25 September 2011.
Across 163 earlier years (1825 to 2026) the same calendar date averaged 424 records.

Record Map

763 stations

763 station records on 25 September 2011 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 25 September 2011: highest significance records shown on the map
Station	Country	Type	Value	Significance
Richmond Raaf	Australia	Record daily precipitation	47.0 mm (1.9 in)	56 of 100 (Notable)
Amiandos	Cyprus	Record daily precipitation	57.5 mm (2.3 in)	53 of 100 (Notable)
Lajas Substn	Puerto Rico [United States]	Record low maximum temperature	27.2 C (81.0 F)	53 of 100 (Notable)
Paoli	United States	Record daily precipitation	62.2 mm (2.4 in)	50 of 100 (Notable)
San Fernando	Venezuela	Record daily precipitation	102.1 mm (4.0 in)	50 of 100 (Notable)
Kokomo 3 WSW	United States	Record daily precipitation	57.2 mm (2.3 in)	49 of 100 (Notable)
Brackettville	United States	Record high maximum temperature	39.4 C (102.9 F)	49 of 100 (Notable)
Lord Howe Island Aero	Australia	Record daily precipitation	85.1 mm (3.4 in)	47 of 100 (Notable)
Whiporie Post Office	Australia	Record daily precipitation	45.2 mm (1.8 in)	47 of 100 (Notable)
Port-Gentil	Gabon	Record low minimum temperature	18.4 C (65.1 F)	47 of 100 (Notable)
Rochester	United States	Record daily precipitation	39.4 mm (1.6 in)	46 of 100 (Notable)
Louisville McAlpine	United States	Record daily precipitation	103.6 mm (4.1 in)	46 of 100 (Notable)
Melstone	United States	Record high maximum temperature	34.4 C (93.9 F)	41 of 100 (Notable)
Valentine	United States	Record high maximum temperature	33.3 C (91.9 F)	41 of 100 (Notable)
Elephant Butte Dam	United States	Record high maximum temperature	34.4 C (93.9 F)	41 of 100 (Notable)
Prineville	United States	Record high minimum temperature	12.2 C (54.0 F)	41 of 100 (Notable)
Plainview	United States	Record high maximum temperature	35.6 C (96.1 F)	41 of 100 (Notable)
Cambridge	United States	Record high maximum temperature	34.4 C (93.9 F)	40 of 100 (Notable)
1 ENE Fairfield	United States	Record daily precipitation	55.9 mm (2.2 in)	40 of 100 (Notable)
Glendive	United States	Record high maximum temperature	33.3 C (91.9 F)	40 of 100 (Notable)
Grandfather Mtn	United States	Record daily precipitation	83.8 mm (3.3 in)	40 of 100 (Notable)
Cape Girardeau Muni AP	United States	Record daily precipitation	81.8 mm (3.2 in)	40 of 100 (Notable)
Marion Island	South Africa	Record daily precipitation	51.3 mm (2.0 in)	39 of 100 (Notable)
Moore Haven Lock 1	United States	Record high minimum temperature	26.7 C (80.1 F)	39 of 100 (Notable)
Great Falls 16St	United States	Record high maximum temperature	32.8 C (91.0 F)	38 of 100 (Notable)
Winifred	United States	Record high maximum temperature	34.4 C (93.9 F)	37 of 100 (Notable)
Banner Elk	United States	Record daily precipitation	38.1 mm (1.5 in)	37 of 100 (Notable)
Palm Beach (Sunrise Road)	Australia	Record daily precipitation	62.8 mm (2.5 in)	36 of 100 (Notable)
Zaragoza (Smn)	Mexico	Record high maximum temperature	41.7 C (107.1 F)	36 of 100 (Notable)
Buena Vista 2S	United States	Record high maximum temperature	28.3 C (82.9 F)	36 of 100 (Notable)
Boonton 1 SE	United States	Record high minimum temperature	19.4 C (66.9 F)	36 of 100 (Notable)
Marrickville Golf Club	Australia	Record daily precipitation	31.0 mm (1.2 in)	35 of 100 (Notable)
La Huasteca	Mexico	Record daily precipitation	199.9 mm (7.9 in)	35 of 100 (Notable)
Brassua Dam	United States	Record high minimum temperature	16.7 C (62.1 F)	35 of 100 (Notable)
Berlin	United States	Record high minimum temperature	16.7 C (62.1 F)	35 of 100 (Notable)
Louisa	United States	Record high minimum temperature	20.0 C (68.0 F)	35 of 100 (Notable)
Kingsville Naas	United States	Record high maximum temperature	39.4 C (102.9 F)	35 of 100 (Notable)
Paija	Mexico	Record high maximum temperature	40.6 C (105.1 F)	34 of 100 (Routine)
Tulelake	United States	Record high minimum temperature	12.2 C (54.0 F)	34 of 100 (Routine)
Jasper	United States	Record daily precipitation	54.9 mm (2.2 in)	34 of 100 (Routine)
First Connecticut Lake	United States	Record high minimum temperature	17.2 C (63.0 F)	34 of 100 (Routine)
Seneca	United States	Record high minimum temperature	8.9 C (48.0 F)	34 of 100 (Routine)
Paducah	United States	Record daily precipitation	85.9 mm (3.4 in)	34 of 100 (Routine)
Pinkham Notch	United States	Record high minimum temperature	16.1 C (61.0 F)	33 of 100 (Routine)
Prosser	United States	Record high minimum temperature	17.2 C (63.0 F)	33 of 100 (Routine)
Palestine 2 NE	United States	Record high maximum temperature	36.7 C (98.1 F)	33 of 100 (Routine)
Crested Butte	United States	Record high maximum temperature	23.9 C (75.0 F)	32 of 100 (Routine)
Waterdale	United States	Record high minimum temperature	12.2 C (54.0 F)	32 of 100 (Routine)
Brookfield	United States	Record low minimum temperature	0.6 C (33.1 F)	32 of 100 (Routine)
Republic	United States	Record high minimum temperature	12.2 C (54.0 F)	32 of 100 (Routine)
Winthrop 1 WSW	United States	Record high minimum temperature	13.3 C (55.9 F)	32 of 100 (Routine)
Smiths Lake (Patsys Flat Road)	Australia	Record daily precipitation	59.0 mm (2.3 in)	31 of 100 (Routine)
Presa Colorines (Cfe)	Mexico	Record high minimum temperature	18.3 C (64.9 F)	31 of 100 (Routine)
Oroville	United States	Record high minimum temperature	21.1 C (70.0 F)	31 of 100 (Routine)
Murray	United States	Record daily precipitation	58.4 mm (2.3 in)	31 of 100 (Routine)
E Wareham	United States	Record high minimum temperature	19.4 C (66.9 F)	31 of 100 (Routine)
Boone 1 SE	United States	Record daily precipitation	64.3 mm (2.5 in)	31 of 100 (Routine)
Ceduna AMO	Australia	Record low minimum temperature	0.3 C (32.5 F)	30 of 100 (Routine)
Gosford North (Glennie St)	Australia	Record daily precipitation	54.0 mm (2.1 in)	30 of 100 (Routine)
Pogranichnoe	Russia	Record high maximum temperature	23.9 C (75.0 F)	30 of 100 (Routine)

Counts by Type and Timescale

763 records

Records set or tied on 25 September 2011 by type: Highest daily maximum 348, Lowest daily maximum 25, Highest daily minimum 245, Lowest daily minimum 45, Heaviest daily rainfall 100.

Records on 25 September 2011 by type
Record type	Records
Highest daily maximum	348
Lowest daily maximum	25
Highest daily minimum	245
Lowest daily minimum	45
Heaviest daily rainfall	100
Heaviest daily snowfall	0
Deepest snow cover	0

Records on 25 September 2011 by timescale: all-time 1, monthly 23, daily 739.

How Much Records Were Beaten By

497 broken records

Margins by which the 497 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 70.3. Ties are not counted.

Top 20 by Significance

25 September 2011

Top 20 records on 25 September 2011 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
25 September 2011	Richmond Raaf, AU	daily rain	47.0 mm (1.9 in)	28.7 mm (1.1 in)	56 years	56 of 100 (Notable)
25 September 2011	Amiandos, CY	daily rain	57.5 mm (2.3 in)	24.5 mm (1.0 in)	68 years	53 of 100 (Notable)
25 September 2011	Lajas Substn, PR	daily low max	27.2 C (81.0 F)	3.4 C (6.1 F)	58 years	53 of 100 (Notable)
25 September 2011	Paoli, US	daily rain	62.2 mm (2.4 in)	29.2 mm (1.1 in)	65 years	50 of 100 (Notable)
25 September 2011	San Fernando, VE	daily rain	102.1 mm (4.0 in)	54.4 mm (2.1 in)	33 years	50 of 100 (Notable)
25 September 2011	Kokomo 3 WSW, US	daily rain	57.2 mm (2.3 in)	25.2 mm (1.0 in)	80 years	49 of 100 (Notable)
25 September 2011	Brackettville, US	daily high max	39.4 C (102.9 F)	3.3 C (5.9 F)	102 years	49 of 100 (Notable)
25 September 2011	Lord Howe Island Aero, AU	daily rain	85.1 mm (3.4 in)	53.1 mm (2.1 in)	4 years	47 of 100 (Notable)
25 September 2011	Whiporie Post Office, AU	daily rain	45.2 mm (1.8 in)	35.2 mm (1.4 in)	12 years	47 of 100 (Notable)
25 September 2011	Port-Gentil, GA	daily low min	18.4 C (65.1 F)	3.0 C (5.4 F)	41 years	47 of 100 (Notable)
25 September 2011	Rochester, US	daily rain	39.4 mm (1.6 in)	11.5 mm (0.5 in)	96 years	46 of 100 (Notable)
25 September 2011	Louisville McAlpine, US	daily rain	103.6 mm (4.1 in)	70.3 mm (2.8 in)	1 year	46 of 100 (Notable)
25 September 2011	Melstone, US	daily high max	34.4 C (93.9 F)	1.1 C (2.0 F)	101 years	41 of 100 (Notable)
25 September 2011	Valentine, US	daily high max	33.3 C (91.9 F)	1.1 C (2.0 F)	101 years	41 of 100 (Notable)
25 September 2011	Elephant Butte Dam, US	daily high max	34.4 C (93.9 F)	0.5 C (0.9 F)	100 years	41 of 100 (Notable)
25 September 2011	Prineville, US	daily high min	12.2 C (54.0 F)	1.1 C (2.0 F)	96 years	41 of 100 (Notable)
25 September 2011	Plainview, US	daily high max	35.6 C (96.1 F)	0.6 C (1.1 F)	100 years	41 of 100 (Notable)
25 September 2011	Cambridge, US	daily high max	34.4 C (93.9 F)	0.5 C (0.9 F)	111 years	40 of 100 (Notable)
25 September 2011	1 ENE Fairfield, US	daily rain	55.9 mm (2.2 in)	11.4 mm (0.4 in)	73 years	40 of 100 (Notable)
25 September 2011	Glendive, US	daily high max	33.3 C (91.9 F)	0.5 C (0.9 F)	113 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

1825 to 2011

Records set or tied on this calendar date in each year from 1825 to 2011. 2011 had 763 records.

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

Records on 09-25 in each year
Year	Records
1825	1
1834	1
1836	1
1842	1
1843	1
1847	1
1851	1
1852	1
1855	1
1857	2
1859	1
1860	1
1863	1
1865	1
1866	2
1867	2
1868	1
1871	2
1872	1
1874	1
1875	1
1877	3
1879	2
1881	3
1884	3
1885	6
1886	1
1887	3
1889	7
1891	3
1893	7
1894	3
1895	5
1896	5
1897	2
1898	1
1899	2
1900	7
1901	6
1902	11
1903	4
1904	10
1905	16
1906	7
1907	35
1908	20
1909	22
1910	5
1911	9
1912	63
1913	13
1914	15
1915	43
1916	139
1917	138
1918	16
1919	20
1920	75
1921	32
1922	47
1923	68
1924	157
1925	141
1926	740
1927	166
1928	480
1929	158
1930	489
1931	500
1932	260
1933	542
1934	394
1935	258
1936	274
1937	190
1938	335
1939	454
1940	517
1941	269
1942	970
1943	488
1944	246
1945	514
1946	292
1947	666
1948	501
1949	479
1950	1,163
1951	639
1952	515
1953	242
1954	292
1955	546
1956	503
1957	231
1958	454
1959	396
1960	694
1961	530
1962	305
1963	602
1964	403
1965	690
1966	334
1967	428
1968	300
1969	196
1970	783
1971	323
1972	706
1973	650
1974	995
1975	1,166
1976	541
1977	875
1978	462
1979	719
1980	687
1981	669
1982	759
1983	647
1984	1,305
1985	446
1986	1,766
1987	560
1988	571
1989	1,367
1990	875
1991	1,243
1992	1,346
1993	1,015
1994	666
1995	1,013
1996	648
1997	1,278
1998	1,346
1999	804
2000	1,536
2001	1,536
2002	876
2003	758
2004	519
2005	1,484
2006	767
2007	1,284
2008	766
2009	854
2010	1,125
2011	763
2012	505
2013	615
2014	800
2015	868
2016	781
2017	1,253
2018	648
2019	530
2020	1,089
2021	355
2022	301
2023	580
2024	1,120
2025	569
2026	473

Download the Data

Data for records on 2011-09-25: 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 10	457
10 to 20	15
20 to 30	12
30 to 40	6
40 to 50	0
50 to 60	6
60 to 70	0
70 to 80	1