Weather Records on 4 September 2012

1,209 weather records were set or tied worldwide on 4 September 2012. Highest significance: Rochester Gtr Intl, US.

Key Facts for 4 September 2012

On 4 September 2012, 1,209 weather records were set or tied at long-record stations worldwide.
732 were record highs and 197 were record lows, counting maximum and minimum temperature.
By timescale, 2 were all-time records, 84 monthly and 1,123 daily.
Rochester Gtr Intl set a daily record precipitation of 67.1 mm (2.6 in) on 4 September 2012.
Across 165 earlier years (1802 to 2026) the same calendar date averaged 447 records.

Record Map

1,209 stations

1,209 station records on 4 September 2012 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 4 September 2012: highest significance records shown on the map
Station	Country	Type	Value	Significance
Rochester Gtr Intl	United States	Record daily precipitation	67.1 mm (2.6 in)	69 of 100 (Major)
E Lawai 934	United States	Record daily precipitation	63.5 mm (2.5 in)	68 of 100 (Major)
Warner Glen	Australia	Record daily precipitation	43.0 mm (1.7 in)	59 of 100 (Notable)
Sodus 1W	United States	Record daily precipitation	63.2 mm (2.5 in)	58 of 100 (Notable)
NE Phila AP	United States	Record daily precipitation	132.1 mm (5.2 in)	58 of 100 (Notable)
Malyalling	Australia	Record daily precipitation	27.0 mm (1.1 in)	57 of 100 (Notable)
Forest Grove	Australia	Record daily precipitation	50.4 mm (2.0 in)	56 of 100 (Notable)
Tuscaloosa Oliver Dam	United States	Record daily precipitation	79.2 mm (3.1 in)	56 of 100 (Notable)
Watertown AP	United States	Record daily precipitation	66.5 mm (2.6 in)	55 of 100 (Notable)
Cowaramup	Australia	Record daily precipitation	47.0 mm (1.9 in)	54 of 100 (Notable)
Selma	United States	Record daily precipitation	128.3 mm (5.1 in)	53 of 100 (Notable)
Subiaco Treatment Plant	Australia	Record daily precipitation	35.0 mm (1.4 in)	52 of 100 (Notable)
Greenville	United States	Record daily precipitation	122.4 mm (4.8 in)	52 of 100 (Notable)
Plantersville 2 SSE	United States	Record daily precipitation	81.3 mm (3.2 in)	52 of 100 (Notable)
Szombathely	Hungary	Record high minimum temperature	18.5 C (65.3 F)	51 of 100 (Notable)
Elephant Butte Dam	United States	Record high minimum temperature	24.4 C (75.9 F)	51 of 100 (Notable)
Bangalup	Australia	Record daily precipitation	27.6 mm (1.1 in)	50 of 100 (Notable)
Kirup	Australia	Record daily precipitation	39.2 mm (1.5 in)	49 of 100 (Notable)
Akola	India	Record daily precipitation	79.0 mm (3.1 in)	48 of 100 (Notable)
Kukuiula 935	United States	Record daily precipitation	32.5 mm (1.3 in)	48 of 100 (Notable)
Tillabery	Niger	Record daily precipitation	46.0 mm (1.8 in)	47 of 100 (Notable)
Ponce 4 E	Puerto Rico [United States]	Record low minimum temperature	18.9 C (66.0 F)	47 of 100 (Notable)
Indian Mills 2 W	United States	Record daily precipitation	150.4 mm (5.9 in)	47 of 100 (Notable)
Sewanee	United States	Record daily precipitation	50.3 mm (2.0 in)	47 of 100 (Notable)
Biskra	Algeria	Record low minimum temperature	18.0 C (64.4 F)	46 of 100 (Notable)
Boyanup	Australia	Record daily precipitation	39.8 mm (1.6 in)	46 of 100 (Notable)
Donnybrook	Australia	Record daily precipitation	43.4 mm (1.7 in)	46 of 100 (Notable)
Cuballing	Australia	Record daily precipitation	30.0 mm (1.2 in)	46 of 100 (Notable)
Brunswick Junction	Australia	Record daily precipitation	41.0 mm (1.6 in)	45 of 100 (Notable)
Marradong	Australia	Record daily precipitation	34.0 mm (1.3 in)	45 of 100 (Notable)
Wokalup	Australia	Record daily precipitation	42.0 mm (1.7 in)	45 of 100 (Notable)
Manistique Wwtp	United States	Record daily precipitation	47.0 mm (1.9 in)	45 of 100 (Notable)
Bickley	Australia	Record daily precipitation	67.2 mm (2.6 in)	44 of 100 (Notable)
Boddington Shire	Australia	Record daily precipitation	37.8 mm (1.5 in)	44 of 100 (Notable)
Oksningoy	Norway	Record daily precipitation	51.0 mm (2.0 in)	44 of 100 (Notable)
Hanty-Mansijsk	Russia	Record daily precipitation	36.2 mm (1.4 in)	44 of 100 (Notable)
Alberta	United States	Record daily precipitation	67.6 mm (2.7 in)	44 of 100 (Notable)
Crivitz High Falls	United States	Record daily precipitation	59.9 mm (2.4 in)	44 of 100 (Notable)
Yarloop	Australia	Record daily precipitation	40.0 mm (1.6 in)	43 of 100 (Notable)
Rock Is L&D 15	United States	Record high minimum temperature	23.9 C (75.0 F)	43 of 100 (Notable)
McPherson	United States	Record high maximum temperature	41.1 C (106.0 F)	43 of 100 (Notable)
Neshaminy Falls	United States	Record daily precipitation	82.8 mm (3.3 in)	43 of 100 (Notable)
Detroit City AP	United States	Record daily precipitation	28.4 mm (1.1 in)	43 of 100 (Notable)
Gosnells City	Australia	Record daily precipitation	36.0 mm (1.4 in)	42 of 100 (Notable)
St Joseph 3 N	United States	Record high minimum temperature	25.6 C (78.1 F)	42 of 100 (Notable)
Genoa 2 W	United States	Record high maximum temperature	39.4 C (102.9 F)	42 of 100 (Notable)
Sulphur Springs	United States	Record high minimum temperature	25.0 C (77.0 F)	42 of 100 (Notable)
Ladysmith 3W	United States	Record high maximum temperature	31.7 C (89.1 F)	42 of 100 (Notable)
Jandakot Aero	Australia	Record daily precipitation	35.4 mm (1.4 in)	41 of 100 (Notable)
Southbourne	Australia	Record daily precipitation	30.0 mm (1.2 in)	41 of 100 (Notable)
Eureka 1E	United States	Record high maximum temperature	41.7 C (107.1 F)	41 of 100 (Notable)
Russellville	United States	Record high minimum temperature	22.8 C (73.0 F)	41 of 100 (Notable)
Laurel 3 W	United States	Record high minimum temperature	22.8 C (73.0 F)	41 of 100 (Notable)
Columbus 3 NE	United States	Record high maximum temperature	38.9 C (102.0 F)	41 of 100 (Notable)
Cape May 2 NW	United States	Record high minimum temperature	24.4 C (75.9 F)	41 of 100 (Notable)
Elk	United States	Record high maximum temperature	32.8 C (91.0 F)	41 of 100 (Notable)
Angelica	United States	Record high minimum temperature	20.0 C (68.0 F)	41 of 100 (Notable)
Bellefontaine	United States	Record high minimum temperature	21.7 C (71.1 F)	41 of 100 (Notable)
Grapevine Dam	United States	Record high minimum temperature	25.0 C (77.0 F)	41 of 100 (Notable)
Alexandra Bridge	Australia	Record daily precipitation	55.2 mm (2.2 in)	40 of 100 (Notable)

Counts by Type and Timescale

1,209 records

Records set or tied on 4 September 2012 by type: Highest daily maximum 241, Lowest daily maximum 76, Highest daily minimum 491, Lowest daily minimum 121, Heaviest daily rainfall 280.

Records on 4 September 2012 by type
Record type	Records
Highest daily maximum	241
Lowest daily maximum	76
Highest daily minimum	491
Lowest daily minimum	121
Heaviest daily rainfall	280
Heaviest daily snowfall	0
Deepest snow cover	0

Records on 4 September 2012 by timescale: all-time 2, monthly 84, daily 1,123.

How Much Records Were Beaten By

828 broken records

Margins by which the 828 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 123.2. Ties are not counted.

Top 20 by Significance

4 September 2012

Top 20 records on 4 September 2012 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
4 September 2012	Rochester Gtr Intl, US	daily rain	67.1 mm (2.6 in)	45.3 mm (1.8 in)	71 years	69 of 100 (Major)
4 September 2012	E Lawai 934, US	daily rain	63.5 mm (2.5 in)	35.6 mm (1.4 in)	65 years	68 of 100 (Major)
4 September 2012	Warner Glen, AU	daily rain	43.0 mm (1.7 in)	23.4 mm (0.9 in)	60 years	59 of 100 (Notable)
4 September 2012	Sodus 1W, US	daily rain	63.2 mm (2.5 in)	41.6 mm (1.6 in)	46 years	58 of 100 (Notable)
4 September 2012	NE Phila AP, US	daily rain	132.1 mm (5.2 in)	123.2 mm (4.9 in)	43 years	58 of 100 (Notable)
4 September 2012	Malyalling, AU	daily rain	27.0 mm (1.1 in)	10.5 mm (0.4 in)	81 years	57 of 100 (Notable)
4 September 2012	Forest Grove, AU	daily rain	50.4 mm (2.0 in)	19.4 mm (0.8 in)	72 years	56 of 100 (Notable)
4 September 2012	Tuscaloosa Oliver Dam, US	daily rain	79.2 mm (3.1 in)	27.1 mm (1.1 in)	110 years	56 of 100 (Notable)
4 September 2012	Watertown AP, US	daily rain	66.5 mm (2.6 in)	51.3 mm (2.0 in)	31 years	55 of 100 (Notable)
4 September 2012	Cowaramup, AU	daily rain	47.0 mm (1.9 in)	21.1 mm (0.8 in)	60 years	54 of 100 (Notable)
4 September 2012	Selma, US	daily rain	128.3 mm (5.1 in)	61.0 mm (2.4 in)	24 years	53 of 100 (Notable)
4 September 2012	Subiaco Treatment Plant, AU	daily rain	35.0 mm (1.4 in)	23.1 mm (0.9 in)	40 years	52 of 100 (Notable)
4 September 2012	Greenville, US	daily rain	122.4 mm (4.8 in)	90.9 mm (3.6 in)	11 years	52 of 100 (Notable)
4 September 2012	Plantersville 2 SSE, US	daily rain	81.3 mm (3.2 in)	53.4 mm (2.1 in)	64 years	52 of 100 (Notable)
4 September 2012	Szombathely, HU	monthly high min	18.5 C (65.3 F)	0.4 C (0.7 F)	105 years	51 of 100 (Notable)
4 September 2012	Elephant Butte Dam, US	monthly high min	24.4 C (75.9 F)	0.5 C (0.9 F)	101 years	51 of 100 (Notable)
4 September 2012	Bangalup, AU	daily rain	27.6 mm (1.1 in)	9.3 mm (0.37 in)	78 years	50 of 100 (Notable)
4 September 2012	Kirup, AU	daily rain	39.2 mm (1.5 in)	12.8 mm (0.5 in)	81 years	49 of 100 (Notable)
4 September 2012	Akola, IN	daily rain	79.0 mm (3.1 in)	20.3 mm (0.8 in)	104 years	48 of 100 (Notable)
4 September 2012	Kukuiula 935, US	daily rain	32.5 mm (1.3 in)	19.0 mm (0.7 in)	65 years	48 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 2012

Records set or tied on this calendar date in each year from 1802 to 2012. 2012 had 1,209 records.

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

Records on 09-04 in each year
Year	Records
1802	1
1805	1
1823	1
1833	1
1837	1
1839	1
1845	1
1847	1
1850	1
1854	1
1856	1
1857	1
1858	1
1861	1
1863	1
1864	1
1867	1
1868	1
1869	2
1871	1
1872	4
1874	1
1875	1
1877	1
1880	4
1881	1
1883	2
1885	3
1887	1
1888	2
1889	1
1890	1
1891	5
1894	4
1895	6
1896	1
1897	4
1898	9
1899	4
1900	1
1901	4
1902	4
1903	2
1904	7
1905	18
1906	16
1907	22
1908	9
1909	23
1910	91
1911	25
1912	29
1913	29
1914	19
1915	37
1916	24
1917	40
1918	96
1919	48
1920	105
1921	105
1922	62
1923	325
1924	167
1925	339
1926	256
1927	68
1928	341
1929	371
1930	102
1931	477
1932	429
1933	424
1934	393
1935	514
1936	309
1937	411
1938	236
1939	434
1940	287
1941	528
1942	323
1943	472
1944	341
1945	542
1946	431
1947	618
1948	409
1949	370
1950	642
1951	404
1952	645
1953	869
1954	372
1955	465
1956	586
1957	250
1958	384
1959	316
1960	552
1961	909
1962	733
1963	443
1964	507
1965	611
1966	428
1967	786
1968	546
1969	510
1970	644
1971	717
1972	513
1973	530
1974	2,279
1975	432
1976	582
1977	386
1978	940
1979	461
1980	355
1981	582
1982	617
1983	1,040
1984	1,107
1985	915
1986	663
1987	685
1988	1,259
1989	681
1990	787
1991	708
1992	1,132
1993	859
1994	1,001
1995	1,287
1996	907
1997	1,452
1998	1,564
1999	1,479
2000	1,336
2001	833
2002	767
2003	1,094
2004	898
2005	998
2006	1,268
2007	1,077
2008	1,335
2009	914
2010	1,804
2011	1,310
2012	1,209
2013	630
2014	461
2015	893
2016	597
2017	881
2018	758
2019	616
2020	957
2021	544
2022	1,256
2023	1,290
2024	985
2025	635
2026	1,222

Download the Data

Data for records on 2012-09-04: 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	782
20 to 40	34
40 to 60	9
60 to 80	1
80 to 100	1
100 to 120	0
120 to 140	1