Weather Records on 30 September 2012

637 weather records were set or tied worldwide on 30 September 2012. Highest significance: Mansfield 4 NW, US.

Key Facts for 30 September 2012

On 30 September 2012, 637 weather records were set or tied at long-record stations worldwide.
281 were record highs and 76 were record lows, counting maximum and minimum temperature.
By timescale, 1 were all-time records, 19 monthly and 617 daily.
Mansfield 4 NW set a daily record precipitation of 216.7 mm (8.5 in) on 30 September 2012.
Across 161 earlier years (1806 to 2026) the same calendar date averaged 438 records.

Record Map

637 stations

637 station records on 30 September 2012 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 30 September 2012: highest significance records shown on the map
Station	Country	Type	Value	Significance
Mansfield 4 NW	United States	Record daily precipitation	216.7 mm (8.5 in)	80 of 100 (Exceptional)
Arcadia	United States	Record daily precipitation	107.7 mm (4.2 in)	68 of 100 (Major)
W Monroe	United States	Record daily precipitation	127.0 mm (5.0 in)	67 of 100 (Major)
Logansport	United States	Record daily precipitation	182.4 mm (7.2 in)	65 of 100 (Major)
Ashland	United States	Record daily precipitation	241.0 mm (9.5 in)	63 of 100 (Major)
Dialville 2 W	United States	Record daily precipitation	113.8 mm (4.5 in)	62 of 100 (Major)
Henderson	United States	Record daily precipitation	112.3 mm (4.4 in)	62 of 100 (Major)
Ueno	Japan	Record daily precipitation	148.6 mm (5.9 in)	59 of 100 (Notable)
Crockett	United States	Record daily precipitation	131.6 mm (5.2 in)	58 of 100 (Notable)
Ponce 4 E	Puerto Rico [United States]	Record low minimum temperature	17.8 C (64.0 F)	57 of 100 (Notable)
Farmerville	United States	Record daily precipitation	63.8 mm (2.5 in)	57 of 100 (Notable)
Center	United States	Record daily precipitation	181.4 mm (7.1 in)	57 of 100 (Notable)
Sailes Fire Twr	United States	Record daily precipitation	148.6 mm (5.9 in)	55 of 100 (Notable)
Balmorhea	United States	Record daily precipitation	41.9 mm (1.6 in)	55 of 100 (Notable)
Jacksonville	United States	Record daily precipitation	129.5 mm (5.1 in)	54 of 100 (Notable)
Monroe Rgnl AP	United States	Record daily precipitation	107.2 mm (4.2 in)	54 of 100 (Notable)
Houlton AP	United States	Record daily precipitation	49.8 mm (2.0 in)	54 of 100 (Notable)
Nacogdoches	United States	Record daily precipitation	224.0 mm (8.8 in)	53 of 100 (Notable)
Corsicana	United States	Record daily precipitation	148.3 mm (5.8 in)	50 of 100 (Notable)
Bowie	United States	Record daily precipitation	43.7 mm (1.7 in)	49 of 100 (Notable)
Putnam	United States	Record daily precipitation	76.5 mm (3.0 in)	49 of 100 (Notable)
Murotomisaki	Japan	Record daily precipitation	174.0 mm (6.9 in)	48 of 100 (Notable)
Sogndal - Selseng	Norway	Record daily precipitation	61.0 mm (2.4 in)	48 of 100 (Notable)
Centerville	United States	Record daily precipitation	91.9 mm (3.6 in)	48 of 100 (Notable)
Silver Valley	United States	Record daily precipitation	68.8 mm (2.7 in)	48 of 100 (Notable)
Bastrop	United States	Record daily precipitation	50.3 mm (2.0 in)	47 of 100 (Notable)
Bienville 3 NE	United States	Record daily precipitation	101.1 mm (4.0 in)	47 of 100 (Notable)
Lake Arthur 7 SW	United States	Record daily precipitation	65.0 mm (2.6 in)	47 of 100 (Notable)
Midway 4 NE	United States	Record daily precipitation	115.6 mm (4.6 in)	47 of 100 (Notable)
Ciudad Altamirano	Mexico	Record daily precipitation	68.1 mm (2.7 in)	46 of 100 (Notable)
Purvis 2N	United States	Record daily precipitation	106.7 mm (4.2 in)	46 of 100 (Notable)
Seymour 3NW	United States	Record daily precipitation	47.0 mm (1.9 in)	46 of 100 (Notable)
Waxahachie	United States	Record daily precipitation	90.2 mm (3.6 in)	46 of 100 (Notable)
County Line	United States	Record daily precipitation	38.1 mm (1.5 in)	46 of 100 (Notable)
Monroe Delta Cc	United States	Record daily precipitation	113.8 mm (4.5 in)	45 of 100 (Notable)
Atoka	United States	Record daily precipitation	48.0 mm (1.9 in)	44 of 100 (Notable)
Athens	United States	Record daily precipitation	121.4 mm (4.8 in)	44 of 100 (Notable)
Calvin	United States	Record daily precipitation	55.9 mm (2.2 in)	43 of 100 (Notable)
Cdu Katherine Rural Campus	Australia	Record daily precipitation	47.0 mm (1.9 in)	42 of 100 (Notable)
Tyler Pounds Fld	United States	Record low maximum temperature	18.9 C (66.0 F)	42 of 100 (Notable)
Detroit Lakes 1 NNE	United States	Record high maximum temperature	30.0 C (86.0 F)	41 of 100 (Notable)
Selby	United States	Record high minimum temperature	11.1 C (52.0 F)	41 of 100 (Notable)
Tuscola 2NW	United States	Record daily precipitation	58.9 mm (2.3 in)	41 of 100 (Notable)
Thornton 1SSE	United States	Record daily precipitation	89.7 mm (3.5 in)	41 of 100 (Notable)
Tarwin Lower (Riverside)	Australia	Record daily precipitation	26.4 mm (1.0 in)	40 of 100 (Notable)
Sarajevo	Bosnia and Herzegovina	Record high minimum temperature	17.1 C (62.8 F)	40 of 100 (Notable)
Buzau	Romania	Record high maximum temperature	31.1 C (88.0 F)	40 of 100 (Notable)
Poronajsk	Russia	Record daily precipitation	37.8 mm (1.5 in)	40 of 100 (Notable)
Warroad	United States	Record high maximum temperature	27.8 C (82.0 F)	40 of 100 (Notable)
Hodgson River	Australia	Record daily precipitation	25.4 mm (1.0 in)	39 of 100 (Notable)
Chongqing	China	Record daily precipitation	49.2 mm (1.9 in)	39 of 100 (Notable)
Jerecuaro	Mexico	Record high minimum temperature	16.7 C (62.1 F)	39 of 100 (Notable)
Carthage	United States	Record daily precipitation	126.5 mm (5.0 in)	39 of 100 (Notable)
Lake Kemp	United States	Record daily precipitation	48.3 mm (1.9 in)	39 of 100 (Notable)
Le Bourget	France	Record low minimum temperature	3.5 C (38.3 F)	38 of 100 (Notable)
Ft Robinson	United States	Record high minimum temperature	15.0 C (59.0 F)	38 of 100 (Notable)
Napoleon	United States	Record high minimum temperature	10.6 C (51.1 F)	38 of 100 (Notable)
Nixon	United States	Record daily precipitation	34.5 mm (1.4 in)	38 of 100 (Notable)
Columbia Lock	United States	Record daily precipitation	58.4 mm (2.3 in)	37 of 100 (Notable)
Arlington Six Flags	United States	Record daily precipitation	78.2 mm (3.1 in)	37 of 100 (Notable)

Counts by Type and Timescale

637 records

Records set or tied on 30 September 2012 by type: Highest daily maximum 118, Lowest daily maximum 35, Highest daily minimum 163, Lowest daily minimum 41, Heaviest daily rainfall 279, Deepest snow cover 1.

Records on 30 September 2012 by type
Record type	Records
Highest daily maximum	118
Lowest daily maximum	35
Highest daily minimum	163
Lowest daily minimum	41
Heaviest daily rainfall	279
Heaviest daily snowfall	0
Deepest snow cover	1

Records on 30 September 2012 by timescale: all-time 1, monthly 19, daily 617.

How Much Records Were Beaten By

523 broken records

Margins by which the 523 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 165.4. Ties are not counted.

Top 20 by Significance

30 September 2012

Top 20 records on 30 September 2012 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
30 September 2012	Mansfield 4 NW, US	daily rain	216.7 mm (8.5 in)	165.4 mm (6.5 in)	110 years	80 of 100 (Exceptional)
30 September 2012	Arcadia, US	daily rain	107.7 mm (4.2 in)	80.3 mm (3.2 in)	67 years	68 of 100 (Major)
30 September 2012	W Monroe, US	daily rain	127.0 mm (5.0 in)	104.4 mm (4.1 in)	67 years	67 of 100 (Major)
30 September 2012	Logansport, US	daily rain	182.4 mm (7.2 in)	154.0 mm (6.1 in)	53 years	65 of 100 (Major)
30 September 2012	Ashland, US	monthly rain	241.0 mm (9.5 in)	93.7 mm (3.7 in)	23 years	63 of 100 (Major)
30 September 2012	Dialville 2 W, US	daily rain	113.8 mm (4.5 in)	80.8 mm (3.2 in)	40 years	62 of 100 (Major)
30 September 2012	Henderson, US	daily rain	112.3 mm (4.4 in)	84.4 mm (3.3 in)	40 years	62 of 100 (Major)
30 September 2012	Ueno, JP	daily rain	148.6 mm (5.9 in)	113.1 mm (4.5 in)	44 years	59 of 100 (Notable)
30 September 2012	Crockett, US	daily rain	131.6 mm (5.2 in)	95.5 mm (3.8 in)	27 years	58 of 100 (Notable)
30 September 2012	Ponce 4 E, PR	daily low min	17.8 C (64.0 F)	2.2 C (4.0 F)	112 years	57 of 100 (Notable)
30 September 2012	Farmerville, US	daily rain	63.8 mm (2.5 in)	35.4 mm (1.4 in)	113 years	57 of 100 (Notable)
30 September 2012	Center, US	daily rain	181.4 mm (7.1 in)	141.3 mm (5.6 in)	27 years	57 of 100 (Notable)
30 September 2012	Sailes Fire Twr, US	daily rain	148.6 mm (5.9 in)	142.2 mm (5.6 in)	32 years	55 of 100 (Notable)
30 September 2012	Balmorhea, US	daily rain	41.9 mm (1.6 in)	30.0 mm (1.2 in)	80 years	55 of 100 (Notable)
30 September 2012	Jacksonville, US	daily rain	129.5 mm (5.1 in)	87.1 mm (3.4 in)	27 years	54 of 100 (Notable)
30 September 2012	Monroe Rgnl AP, US	daily rain	107.2 mm (4.2 in)	82.3 mm (3.2 in)	24 years	54 of 100 (Notable)
30 September 2012	Houlton AP, US	daily rain	49.8 mm (2.0 in)	37.6 mm (1.5 in)	58 years	54 of 100 (Notable)
30 September 2012	Nacogdoches, US	all-time rain	224.0 mm (8.8 in)	30.2 mm (1.2 in)	37 years	53 of 100 (Notable)
30 September 2012	Corsicana, US	monthly rain	148.3 mm (5.8 in)	27.6 mm (1.1 in)	55 years	50 of 100 (Notable)
30 September 2012	Bowie, US	daily rain	43.7 mm (1.7 in)	26.7 mm (1.1 in)	85 years	49 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

1806 to 2012

Records set or tied on this calendar date in each year from 1806 to 2012. 2012 had 637 records.

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

Records on 09-30 in each year
Year	Records
1806	1
1813	1
1817	1
1819	2
1834	1
1841	1
1842	1
1847	1
1853	1
1854	1
1855	1
1861	1
1862	1
1866	1
1868	2
1869	3
1870	1
1874	1
1877	1
1878	1
1881	5
1883	2
1885	1
1886	3
1887	1
1888	4
1889	1
1892	2
1893	3
1894	8
1895	5
1896	2
1897	3
1898	3
1899	12
1900	4
1901	11
1902	7
1903	9
1904	14
1905	25
1906	14
1907	16
1908	18
1909	10
1910	5
1911	47
1912	47
1913	10
1914	33
1915	84
1916	209
1917	19
1918	45
1919	28
1920	71
1921	61
1922	71
1923	183
1924	243
1925	211
1926	194
1927	486
1928	560
1929	181
1930	110
1931	225
1932	363
1933	437
1934	398
1935	209
1936	432
1937	417
1938	428
1939	371
1940	316
1941	482
1942	405
1943	404
1944	369
1945	889
1946	320
1947	433
1948	267
1949	366
1950	731
1951	597
1952	504
1953	1,136
1954	1,059
1955	406
1956	350
1957	663
1958	442
1959	1,159
1960	161
1961	618
1962	202
1963	818
1964	332
1965	459
1966	592
1967	859
1968	449
1969	465
1970	334
1971	1,359
1972	676
1973	407
1974	742
1975	686
1976	775
1977	870
1978	399
1979	479
1980	832
1981	688
1982	806
1983	1,102
1984	1,267
1985	1,892
1986	1,805
1987	649
1988	453
1989	713
1990	665
1991	949
1992	980
1993	988
1994	816
1995	1,061
1996	1,396
1997	729
1998	1,206
1999	1,144
2000	887
2001	699
2002	677
2003	1,079
2004	573
2005	761
2006	617
2007	841
2008	585
2009	826
2010	1,059
2011	1,258
2012	637
2013	634
2014	529
2015	997
2016	746
2017	404
2018	717
2019	2,192
2020	554
2021	823
2022	563
2023	1,012
2024	948
2025	559
2026	529

Download the Data

Data for records on 2012-09-30: 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 2026-10-16 (16 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 25	460
25 to 50	39
50 to 75	5
75 to 100	11
100 to 125	4
125 to 150	2
150 to 175	2