Weather Records on 23 September 2009

1,201 weather records were set or tied worldwide on 23 September 2009. Highest significance: Wirrabara, AU.

Key Facts for 23 September 2009

On 23 September 2009, 1,201 weather records were set or tied at long-record stations worldwide.
509 were record highs and 233 were record lows, counting maximum and minimum temperature.
By timescale, 0 were all-time records, 51 monthly and 1,150 daily.
Wirrabara set a monthly record daily precipitation of 72.4 mm (2.9 in) on 23 September 2009.
Across 169 earlier years (1793 to 2026) the same calendar date averaged 427 records.

Record Map

1,201 stations

1,201 station records on 23 September 2009 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 23 September 2009: highest significance records shown on the map
Station	Country	Type	Value	Significance
Wirrabara	Australia	Record daily precipitation	72.4 mm (2.9 in)	77 of 100 (Major)
Caltowie	Australia	Record daily precipitation	45.0 mm (1.8 in)	77 of 100 (Major)
Gladstone	Australia	Record daily precipitation	41.8 mm (1.6 in)	77 of 100 (Major)
Jamestown	Australia	Record daily precipitation	48.2 mm (1.9 in)	77 of 100 (Major)
Kellevie	Australia	Record daily precipitation	64.0 mm (2.5 in)	77 of 100 (Major)
Levendale	Australia	Record daily precipitation	52.6 mm (2.1 in)	76 of 100 (Major)
Bicheno (Council Depot)	Australia	Record daily precipitation	92.8 mm (3.7 in)	73 of 100 (Major)
Appila	Australia	Record daily precipitation	35.4 mm (1.4 in)	72 of 100 (Major)
Wirrabara Forest	Australia	Record daily precipitation	95.0 mm (3.7 in)	72 of 100 (Major)
Hall (Lochleigh)	Australia	Record daily precipitation	55.0 mm (2.2 in)	70 of 100 (Major)
Little Swanport (Lisdillon)	Australia	Record daily precipitation	49.2 mm (1.9 in)	69 of 100 (Major)
Wattle Hill	Australia	Record daily precipitation	48.2 mm (1.9 in)	65 of 100 (Major)
Mulgundawa Salt	Australia	Record daily precipitation	43.0 mm (1.7 in)	64 of 100 (Major)
Urana Post Office	Australia	Record daily precipitation	49.2 mm (1.9 in)	64 of 100 (Major)
Mount Bryan	Australia	Record daily precipitation	33.0 mm (1.3 in)	63 of 100 (Major)
Port Gibson 1 NE	United States	Record daily precipitation	54.6 mm (2.1 in)	63 of 100 (Major)
Tecolutla	Mexico	Record daily precipitation	309.9 mm (12.2 in)	61 of 100 (Major)
Booleroo Centre	Australia	Record daily precipitation	37.6 mm (1.5 in)	60 of 100 (Major)
Apslawn	Australia	Record daily precipitation	86.0 mm (3.4 in)	59 of 100 (Notable)
Cranbrook (Cranbrook House)	Australia	Record daily precipitation	79.6 mm (3.1 in)	59 of 100 (Notable)
Maria Island (Darlington)	Australia	Record daily precipitation	53.0 mm (2.1 in)	59 of 100 (Notable)
German Town	Australia	Record daily precipitation	60.6 mm (2.4 in)	59 of 100 (Notable)
St Marys (Clive Street)	Australia	Record daily precipitation	70.8 mm (2.8 in)	59 of 100 (Notable)
Swansea Post Office	Australia	Record daily precipitation	68.0 mm (2.7 in)	59 of 100 (Notable)
Laura	Australia	Record daily precipitation	79.4 mm (3.1 in)	58 of 100 (Notable)
Grove (Comparison)	Australia	Record daily precipitation	48.2 mm (1.9 in)	58 of 100 (Notable)
Hallett (Old Canowie)	Australia	Record daily precipitation	38.0 mm (1.5 in)	57 of 100 (Notable)
Bungendore Post Office	Australia	Record daily precipitation	48.8 mm (1.9 in)	57 of 100 (Notable)
Annuello	Australia	Record daily precipitation	34.0 mm (1.3 in)	57 of 100 (Notable)
Snug Plains (Cataract Falls)	Australia	Record daily precipitation	63.0 mm (2.5 in)	57 of 100 (Notable)
Bathurst Agricultural Station	Australia	Record daily precipitation	29.4 mm (1.2 in)	56 of 100 (Notable)
Opossum Bay	Australia	Record daily precipitation	27.6 mm (1.1 in)	55 of 100 (Notable)
Eaglehawk Neck (Jetty Road)	Australia	Record daily precipitation	34.0 mm (1.3 in)	55 of 100 (Notable)
Pinnaroo (Kombali)	Australia	Record daily precipitation	33.2 mm (1.3 in)	54 of 100 (Notable)
Nowendoc (Green Hills)	Australia	Record daily precipitation	47.8 mm (1.9 in)	54 of 100 (Notable)
Mangalore (Mangalore Farm)	Australia	Record daily precipitation	32.0 mm (1.3 in)	54 of 100 (Notable)
Clare (Hill River)	Australia	Record daily precipitation	32.0 mm (1.3 in)	53 of 100 (Notable)
Jamestown Dpi	Australia	Record daily precipitation	43.0 mm (1.7 in)	53 of 100 (Notable)
Peebinga	Australia	Record daily precipitation	38.0 mm (1.5 in)	53 of 100 (Notable)
St Marys (Cullenswood)	Australia	Record daily precipitation	44.2 mm (1.7 in)	53 of 100 (Notable)
Woodbridge	Australia	Record daily precipitation	46.2 mm (1.8 in)	53 of 100 (Notable)
Spalding (Bundaleer Reservoir)	Australia	Record daily precipitation	25.4 mm (1.0 in)	52 of 100 (Notable)
Georgetown	Australia	Record daily precipitation	41.6 mm (1.6 in)	52 of 100 (Notable)
Mintaro	Australia	Record daily precipitation	29.0 mm (1.1 in)	52 of 100 (Notable)
Hobart (Ellerslie Road)	Australia	Record daily precipitation	26.0 mm (1.0 in)	52 of 100 (Notable)
Ravenna	United States	Record daily precipitation	47.8 mm (1.9 in)	52 of 100 (Notable)
Melrose	Australia	Record daily precipitation	83.5 mm (3.3 in)	51 of 100 (Notable)
Whyte-Yarcowie (Gum Park)	Australia	Record daily precipitation	35.2 mm (1.4 in)	51 of 100 (Notable)
Patchewollock	Australia	Record daily precipitation	37.0 mm (1.5 in)	51 of 100 (Notable)
Goshen Springs 3 NW	United States	Record daily precipitation	71.6 mm (2.8 in)	51 of 100 (Notable)
Benkelman 1N	United States	Record daily precipitation	29.2 mm (1.1 in)	51 of 100 (Notable)
Mount Hope (Fairview)	Australia	Record daily precipitation	27.6 mm (1.1 in)	50 of 100 (Notable)
Melrose (Para Gums)	Australia	Record daily precipitation	59.0 mm (2.3 in)	50 of 100 (Notable)
Walnut Grove	United States	Record daily precipitation	68.6 mm (2.7 in)	50 of 100 (Notable)
Killora (Grasmere)	Australia	Record daily precipitation	30.0 mm (1.2 in)	49 of 100 (Notable)
Manistee 3SE	United States	Record daily precipitation	46.0 mm (1.8 in)	49 of 100 (Notable)
Oshkosh 8 SW	United States	Record daily precipitation	33.8 mm (1.3 in)	49 of 100 (Notable)
Spalding	Australia	Record daily precipitation	25.4 mm (1.0 in)	48 of 100 (Notable)
Nulkwyne Kiamal	Australia	Record daily precipitation	33.2 mm (1.3 in)	48 of 100 (Notable)
Orford South	Australia	Record daily precipitation	55.4 mm (2.2 in)	48 of 100 (Notable)

Counts by Type and Timescale

1,201 records

Records set or tied on 23 September 2009 by type: Highest daily maximum 201, Lowest daily maximum 145, Highest daily minimum 308, Lowest daily minimum 88, Heaviest daily rainfall 456, Heaviest daily snowfall 1, Deepest snow cover 2.

Records on 23 September 2009 by type
Record type	Records
Highest daily maximum	201
Lowest daily maximum	145
Highest daily minimum	308
Lowest daily minimum	88
Heaviest daily rainfall	456
Heaviest daily snowfall	1
Deepest snow cover	2

Records on 23 September 2009 by timescale: all-time 0, monthly 51, daily 1,150.

How Much Records Were Beaten By

919 broken records

Margins by which the 919 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 105.9. Ties are not counted.

Top 20 by Significance

23 September 2009

Top 20 records on 23 September 2009 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
23 September 2009	Wirrabara, AU	monthly rain	72.4 mm (2.9 in)	20.8 mm (0.8 in)	94 years	77 of 100 (Major)
23 September 2009	Caltowie, AU	daily rain	45.0 mm (1.8 in)	27.5 mm (1.1 in)	92 years	77 of 100 (Major)
23 September 2009	Gladstone, AU	daily rain	41.8 mm (1.6 in)	26.6 mm (1.0 in)	92 years	77 of 100 (Major)
23 September 2009	Jamestown, AU	daily rain	48.2 mm (1.9 in)	26.4 mm (1.0 in)	92 years	77 of 100 (Major)
23 September 2009	Kellevie, AU	daily rain	64.0 mm (2.5 in)	36.1 mm (1.4 in)	92 years	77 of 100 (Major)
23 September 2009	Levendale, AU	daily rain	52.6 mm (2.1 in)	30.5 mm (1.2 in)	92 years	76 of 100 (Major)
23 September 2009	Bicheno (Council Depot), AU	daily rain	92.8 mm (3.7 in)	72.5 mm (2.9 in)	82 years	73 of 100 (Major)
23 September 2009	Appila, AU	daily rain	35.4 mm (1.4 in)	20.7 mm (0.8 in)	92 years	72 of 100 (Major)
23 September 2009	Wirrabara Forest, AU	daily rain	95.0 mm (3.7 in)	65.8 mm (2.6 in)	76 years	72 of 100 (Major)
23 September 2009	Hall (Lochleigh), AU	daily rain	55.0 mm (2.2 in)	26.3 mm (1.0 in)	96 years	70 of 100 (Major)
23 September 2009	Little Swanport (Lisdillon), AU	daily rain	49.2 mm (1.9 in)	35.0 mm (1.4 in)	67 years	69 of 100 (Major)
23 September 2009	Wattle Hill, AU	daily rain	48.2 mm (1.9 in)	27.4 mm (1.1 in)	67 years	65 of 100 (Major)
23 September 2009	Mulgundawa Salt, AU	monthly rain	43.0 mm (1.7 in)	7.4 mm (0.29 in)	101 years	64 of 100 (Major)
23 September 2009	Urana Post Office, AU	monthly rain	49.2 mm (1.9 in)	10.8 mm (0.4 in)	92 years	64 of 100 (Major)
23 September 2009	Mount Bryan, AU	daily rain	33.0 mm (1.3 in)	17.3 mm (0.7 in)	92 years	63 of 100 (Major)
23 September 2009	Port Gibson 1 NE, US	daily rain	54.6 mm (2.1 in)	35.5 mm (1.4 in)	113 years	63 of 100 (Major)
23 September 2009	Tecolutla, MX	monthly rain	309.9 mm (12.2 in)	89.9 mm (3.5 in)	53 years	61 of 100 (Major)
23 September 2009	Booleroo Centre, AU	daily rain	37.6 mm (1.5 in)	21.3 mm (0.8 in)	54 years	60 of 100 (Major)
23 September 2009	Apslawn, AU	daily rain	86.0 mm (3.4 in)	53.6 mm (2.1 in)	32 years	59 of 100 (Notable)
23 September 2009	Cranbrook (Cranbrook House), AU	daily rain	79.6 mm (3.1 in)	63.6 mm (2.5 in)	32 years	59 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

1793 to 2009

Records set or tied on this calendar date in each year from 1793 to 2009. 2009 had 1,201 records.

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

Records on 09-23 in each year
Year	Records
1793	1
1796	1
1799	1
1804	1
1832	1
1835	1
1838	1
1842	3
1843	1
1845	2
1848	1
1849	1
1850	1
1851	2
1854	3
1855	1
1859	2
1864	1
1865	1
1866	1
1868	1
1871	1
1872	1
1874	1
1875	1
1876	1
1877	1
1881	4
1882	2
1885	1
1886	1
1887	1
1888	1
1889	3
1890	2
1891	1
1892	2
1893	4
1895	9
1896	5
1897	1
1898	2
1899	4
1900	4
1901	2
1902	6
1903	7
1904	19
1905	6
1906	6
1907	19
1908	19
1909	15
1910	8
1911	11
1912	15
1913	22
1914	29
1915	25
1916	324
1917	56
1918	34
1919	40
1920	44
1921	47
1922	34
1923	74
1924	194
1925	223
1926	459
1927	247
1928	382
1929	198
1930	472
1931	600
1932	383
1933	281
1934	361
1935	239
1936	377
1937	557
1938	389
1939	279
1940	374
1941	490
1942	557
1943	322
1944	381
1945	652
1946	623
1947	803
1948	259
1949	496
1950	267
1951	462
1952	432
1953	271
1954	324
1955	852
1956	299
1957	539
1958	641
1959	307
1960	470
1961	670
1962	344
1963	568
1964	322
1965	783
1966	528
1967	341
1968	481
1969	450
1970	1,457
1971	578
1972	461
1973	674
1974	1,543
1975	1,038
1976	463
1977	616
1978	500
1979	586
1980	1,037
1981	717
1982	775
1983	1,744
1984	1,121
1985	924
1986	740
1987	1,077
1988	653
1989	1,376
1990	702
1991	519
1992	976
1993	983
1994	1,140
1995	1,868
1996	809
1997	1,060
1998	1,326
1999	1,207
2000	2,026
2001	790
2002	930
2003	1,243
2004	986
2005	1,207
2006	1,509
2007	1,153
2008	835
2009	1,201
2010	1,360
2011	666
2012	785
2013	573
2014	595
2015	587
2016	774
2017	1,371
2018	693
2019	565
2020	618
2021	602
2022	551
2023	812
2024	499
2025	449
2026	384

Download the Data

Data for records on 2009-09-23: 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	840
20 to 40	60
40 to 60	13
60 to 80	4
80 to 100	1
100 to 120	1