Weather Records on 5 September 2009

765 weather records were set or tied worldwide on 5 September 2009. Highest significance: Mammoth Spring, US.

Key Facts for 5 September 2009

On 5 September 2009, 765 weather records were set or tied at long-record stations worldwide.
337 were record highs and 170 were record lows, counting maximum and minimum temperature.
By timescale, 3 were all-time records, 40 monthly and 722 daily.
Mammoth Spring set a daily record precipitation of 72.1 mm (2.8 in) on 5 September 2009.
Across 157 earlier years (1802 to 2026) the same calendar date averaged 459 records.

Record Map

765 stations

765 station records on 5 September 2009 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 5 September 2009: highest significance records shown on the map
Station	Country	Type	Value	Significance
Mammoth Spring	United States	Record daily precipitation	72.1 mm (2.8 in)	64 of 100 (Major)
University of Queensland Gatto	Australia	Record daily precipitation	41.8 mm (1.6 in)	60 of 100 (Major)
Malpaso	Mexico	Record daily precipitation	53.8 mm (2.1 in)	56 of 100 (Notable)
Jiuquan	China	Record daily precipitation	32.9 mm (1.3 in)	49 of 100 (Notable)
Chara	Russia	Record daily precipitation	48.8 mm (1.9 in)	47 of 100 (Notable)
Columbus	United States	Record daily precipitation	82.3 mm (3.2 in)	47 of 100 (Notable)
Sharcovschina	Belarus	Record daily precipitation	30.0 mm (1.2 in)	46 of 100 (Notable)
W Frankfort	United States	Record daily precipitation	61.0 mm (2.4 in)	45 of 100 (Notable)
1 WSW Princeton	United States	Record daily precipitation	41.9 mm (1.6 in)	45 of 100 (Notable)
Mtn Home 1 NNW	United States	Record daily precipitation	29.7 mm (1.2 in)	44 of 100 (Notable)
Buzau	Romania	Record high maximum temperature	34.5 C (94.1 F)	42 of 100 (Notable)
Cairns Post Office	Australia	Record high maximum temperature	30.2 C (86.4 F)	41 of 100 (Notable)
Lepel	Belarus	Record daily precipitation	27.9 mm (1.1 in)	41 of 100 (Notable)
Ensenada 1 W	Puerto Rico [United States]	Record daily precipitation	116.1 mm (4.6 in)	41 of 100 (Notable)
Manti	United States	Record high minimum temperature	16.1 C (61.0 F)	41 of 100 (Notable)
Quiriego (Smn)	Mexico	Record low minimum temperature	10.0 C (50.0 F)	40 of 100 (Notable)
Jesus del Monte	Mexico	Record daily precipitation	45.2 mm (1.8 in)	39 of 100 (Notable)
Atlatlahuacan	Mexico	Record high minimum temperature	16.7 C (62.1 F)	39 of 100 (Notable)
Charlottenberg	Sweden	Record daily precipitation	40.5 mm (1.6 in)	39 of 100 (Notable)
Evergreen	United States	Record daily precipitation	74.9 mm (2.9 in)	39 of 100 (Notable)
Forest Hill	Australia	Record daily precipitation	40.8 mm (1.6 in)	38 of 100 (Notable)
Pichucalco (Smn)	Mexico	Record low minimum temperature	11.7 C (53.1 F)	38 of 100 (Notable)
Nuevo Mercurio	Mexico	Record daily precipitation	75.9 mm (3.0 in)	38 of 100 (Notable)
Trident	United States	Record high minimum temperature	18.3 C (64.9 F)	38 of 100 (Notable)
Budgee Budgee (Botobolar Viney	Australia	Record daily precipitation	44.6 mm (1.8 in)	37 of 100 (Notable)
Ratnagiri	India	Record daily precipitation	136.9 mm (5.4 in)	37 of 100 (Notable)
Santa Rita	Puerto Rico [United States]	Record daily precipitation	120.1 mm (4.7 in)	37 of 100 (Notable)
Santaquin Chlorinator	United States	Record high minimum temperature	19.4 C (66.9 F)	37 of 100 (Notable)
Yan An	China	Record daily precipitation	38.1 mm (1.5 in)	36 of 100 (Notable)
El Arenal	Mexico	Record low minimum temperature	2.8 C (37.0 F)	36 of 100 (Notable)
Magueyes Is	Puerto Rico [United States]	Record daily precipitation	111.8 mm (4.4 in)	36 of 100 (Notable)
Salem	United States	Record daily precipitation	67.3 mm (2.6 in)	36 of 100 (Notable)
Bulga (South Wambo)	Australia	Record daily precipitation	28.8 mm (1.1 in)	35 of 100 (Notable)
Presa El Niagara	Mexico	Record daily precipitation	44.7 mm (1.8 in)	35 of 100 (Notable)
Nieves	Mexico	Record daily precipitation	28.2 mm (1.1 in)	35 of 100 (Notable)
Calarasi	Romania	Record high maximum temperature	36.6 C (97.9 F)	35 of 100 (Notable)
Villalba 1 SE	Puerto Rico [United States]	Record daily precipitation	131.3 mm (5.2 in)	35 of 100 (Notable)
Ust-Njukzha	Russia	Record daily precipitation	50.8 mm (2.0 in)	35 of 100 (Notable)
Verhnedvinsk	Belarus	Record daily precipitation	32.0 mm (1.3 in)	34 of 100 (Routine)
Keshan	China	Record daily precipitation	53.0 mm (2.1 in)	34 of 100 (Routine)
Presa la Calera	Mexico	Record low minimum temperature	15.6 C (60.1 F)	34 of 100 (Routine)
Cluj Napoca	Romania	Record high minimum temperature	16.8 C (62.2 F)	34 of 100 (Routine)
Gatton Qdpi Research STN	Australia	Record daily precipitation	47.6 mm (1.9 in)	33 of 100 (Routine)
Dokshitsy	Belarus	Record daily precipitation	27.9 mm (1.1 in)	33 of 100 (Routine)
Capitan Emilio Carranza	Mexico	Record daily precipitation	46.0 mm (1.8 in)	33 of 100 (Routine)
Hattonvale Store	Australia	Record daily precipitation	28.2 mm (1.1 in)	32 of 100 (Routine)
Jondaryan Post Office	Australia	Record daily precipitation	28.4 mm (1.1 in)	32 of 100 (Routine)
Zharkent	Kazakhstan	Record low maximum temperature	17.5 C (63.5 F)	32 of 100 (Routine)
Tepelmeme de Morelos	Mexico	Record high maximum temperature	32.8 C (91.0 F)	32 of 100 (Routine)
Vytegra	Russia	Record high minimum temperature	15.8 C (60.4 F)	32 of 100 (Routine)
W Palm Beach Intl AP	United States	Record low minimum temperature	20.6 C (69.1 F)	32 of 100 (Routine)
Ashley (the Prairies)	Australia	Record daily precipitation	30.0 mm (1.2 in)	31 of 100 (Routine)
Polotsk	Belarus	Record daily precipitation	34.0 mm (1.3 in)	31 of 100 (Routine)
San Miguel Chimalapa	Mexico	Record low minimum temperature	3.9 C (39.0 F)	31 of 100 (Routine)
San Lorenzo 1SW	Puerto Rico [United States]	Record daily precipitation	161.0 mm (6.3 in)	31 of 100 (Routine)
Kolguev Severnyi	Russia	Record high maximum temperature	18.3 C (64.9 F)	31 of 100 (Routine)
Wiseman	United States	Record high maximum temperature	21.1 C (70.0 F)	31 of 100 (Routine)
St Louis Lambert Intl AP	United States	Record daily precipitation	37.6 mm (1.5 in)	31 of 100 (Routine)
Croppa Creek (Krui Plains)	Australia	Record daily precipitation	38.0 mm (1.5 in)	30 of 100 (Routine)
Alcozauca (Dge)	Mexico	Record low minimum temperature	11.7 C (53.1 F)	30 of 100 (Routine)

Counts by Type and Timescale

765 records

Records set or tied on 5 September 2009 by type: Highest daily maximum 159, Lowest daily maximum 95, Highest daily minimum 178, Lowest daily minimum 75, Heaviest daily rainfall 258.

Records on 5 September 2009 by type
Record type	Records
Highest daily maximum	159
Lowest daily maximum	95
Highest daily minimum	178
Lowest daily minimum	75
Heaviest daily rainfall	258
Heaviest daily snowfall	0
Deepest snow cover	0

Records on 5 September 2009 by timescale: all-time 3, monthly 40, daily 722.

How Much Records Were Beaten By

597 broken records

Margins by which the 597 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 83.3. Ties are not counted.

Top 20 by Significance

5 September 2009

Top 20 records on 5 September 2009 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
5 September 2009	Mammoth Spring, US	daily rain	72.1 mm (2.8 in)	37.8 mm (1.5 in)	100 years	64 of 100 (Major)
5 September 2009	University of Queensland Gatto, AU	daily rain	41.8 mm (1.6 in)	16.7 mm (0.7 in)	103 years	60 of 100 (Major)
5 September 2009	Malpaso, MX	daily rain	53.8 mm (2.1 in)	34.5 mm (1.4 in)	47 years	56 of 100 (Notable)
5 September 2009	Jiuquan, CN	daily rain	32.9 mm (1.3 in)	22.7 mm (0.9 in)	14 years	49 of 100 (Notable)
5 September 2009	Chara, RU	monthly rain	48.8 mm (1.9 in)	15.7 mm (0.6 in)	15 years	47 of 100 (Notable)
5 September 2009	Columbus, US	daily rain	82.3 mm (3.2 in)	15.2 mm (0.6 in)	113 years	47 of 100 (Notable)
5 September 2009	Sharcovschina, BY	daily rain	30.0 mm (1.2 in)	18.5 mm (0.7 in)	16 years	46 of 100 (Notable)
5 September 2009	W Frankfort, US	daily rain	61.0 mm (2.4 in)	48.6 mm (1.9 in)	24 years	45 of 100 (Notable)
5 September 2009	1 WSW Princeton, US	daily rain	41.9 mm (1.6 in)	18.8 mm (0.7 in)	83 years	45 of 100 (Notable)
5 September 2009	Mtn Home 1 NNW, US	daily rain	29.7 mm (1.2 in)	9.4 mm (0.37 in)	103 years	44 of 100 (Notable)
5 September 2009	Buzau, RO	daily high max	34.5 C (94.1 F)	1.0 C (1.8 F)	112 years	42 of 100 (Notable)
5 September 2009	Cairns Post Office, AU	daily high max	30.2 C (86.4 F)	0.2 C (0.4 F)	104 years	41 of 100 (Notable)
5 September 2009	Lepel, BY	daily rain	27.9 mm (1.1 in)	15.1 mm (0.6 in)	48 years	41 of 100 (Notable)
5 September 2009	Ensenada 1 W, PR	daily rain	116.1 mm (4.6 in)	80.0 mm (3.1 in)	30 years	41 of 100 (Notable)
5 September 2009	Manti, US	daily high min	16.1 C (61.0 F)	0.5 C (0.9 F)	106 years	41 of 100 (Notable)
5 September 2009	Quiriego (Smn), MX	monthly low min	10.0 C (50.0 F)	0.6 C (1.1 F)	66 years	40 of 100 (Notable)
5 September 2009	Jesus del Monte, MX	daily rain	45.2 mm (1.8 in)	15.0 mm (0.6 in)	52 years	39 of 100 (Notable)
5 September 2009	Atlatlahuacan, MX	daily high min	16.7 C (62.1 F)	1.7 C (3.1 F)	79 years	39 of 100 (Notable)
5 September 2009	Charlottenberg, SE	daily rain	40.5 mm (1.6 in)	12.8 mm (0.5 in)	47 years	39 of 100 (Notable)
5 September 2009	Evergreen, US	daily rain	74.9 mm (2.9 in)	24.1 mm (0.9 in)	60 years	39 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

1802 to 2009

Records set or tied on this calendar date in each year from 1802 to 2009. 2009 had 765 records.

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

Records on 09-05 in each year
Year	Records
1802	2
1814	1
1833	1
1837	1
1843	1
1845	1
1846	1
1856	1
1859	2
1861	2
1866	1
1868	1
1869	2
1871	1
1872	1
1874	1
1876	1
1880	2
1883	2
1885	1
1887	1
1888	1
1889	1
1891	2
1892	3
1894	1
1895	4
1896	2
1897	7
1898	7
1899	2
1900	1
1901	4
1902	10
1903	14
1904	2
1905	17
1906	8
1907	11
1908	28
1909	16
1910	35
1911	23
1912	39
1913	24
1914	10
1915	27
1916	22
1917	28
1918	109
1919	60
1920	47
1921	82
1922	96
1923	204
1924	191
1925	298
1926	243
1927	71
1928	306
1929	371
1930	94
1931	381
1932	315
1933	361
1934	399
1935	432
1936	313
1937	291
1938	244
1939	317
1940	249
1941	470
1942	282
1943	593
1944	387
1945	447
1946	367
1947	557
1948	458
1949	421
1950	559
1951	251
1952	396
1953	728
1954	593
1955	517
1956	637
1957	323
1958	413
1959	367
1960	351
1961	727
1962	922
1963	554
1964	315
1965	899
1966	335
1967	1,092
1968	524
1969	556
1970	754
1971	736
1972	653
1973	669
1974	1,902
1975	388
1976	636
1977	344
1978	1,376
1979	611
1980	357
1981	448
1982	615
1983	1,181
1984	1,185
1985	1,231
1986	711
1987	618
1988	1,309
1989	522
1990	806
1991	598
1992	1,116
1993	635
1994	901
1995	1,168
1996	773
1997	1,460
1998	1,686
1999	1,215
2000	1,342
2001	626
2002	710
2003	860
2004	1,135
2005	502
2006	1,014
2007	1,344
2008	1,486
2009	765
2010	1,316
2011	1,186
2012	1,115
2013	798
2014	462
2015	846
2016	651
2017	778
2018	861
2019	724
2020	1,250
2021	424
2022	1,168
2023	1,166
2024	1,320
2025	695
2026	835

Download the Data

Data for records on 2009-09-05: 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	572
20 to 40	18
40 to 60	4
60 to 80	1
80 to 100	2