Weather Records on 30 September 2001

699 weather records were set or tied worldwide on 30 September 2001. Highest significance: Punta de Agua I, MX.

Key Facts for 30 September 2001

On 30 September 2001, 699 weather records were set or tied at long-record stations worldwide.
301 were record highs and 251 were record lows, counting maximum and minimum temperature.
By timescale, 3 were all-time records, 88 monthly and 608 daily.
Punta de Agua I set an all-time record daily precipitation of 239.8 mm (9.4 in) on 30 September 2001.
Across 161 earlier years (1806 to 2026) the same calendar date averaged 438 records.

Record Map

699 stations

699 station records on 30 September 2001 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 30 September 2001: highest significance records shown on the map
Station	Country	Type	Value	Significance
Punta de Agua I	Mexico	Record daily precipitation	239.8 mm (9.4 in)	66 of 100 (Major)
Suaqui Grande (Smn)	Mexico	Record daily precipitation	84.8 mm (3.3 in)	62 of 100 (Major)
Presa Alvaro Obregon	Mexico	Record daily precipitation	120.9 mm (4.8 in)	61 of 100 (Major)
Visby_Flygplats	Sweden	Record low minimum temperature	-2.9 C (26.8 F)	55 of 100 (Notable)
Puerto Libertad	Mexico	Record daily precipitation	76.5 mm (3.0 in)	54 of 100 (Notable)
Toms River	United States	Record low maximum temperature	12.8 C (55.0 F)	51 of 100 (Notable)
Cocoraque	Mexico	Record daily precipitation	134.6 mm (5.3 in)	50 of 100 (Notable)
Quiriego (Smn)	Mexico	Record daily precipitation	141.0 mm (5.6 in)	50 of 100 (Notable)
Linkoeping-Malmslaett	Sweden	Record low minimum temperature	-4.3 C (24.3 F)	50 of 100 (Notable)
Ruiz Cortinez	Mexico	Record daily precipitation	152.9 mm (6.0 in)	46 of 100 (Notable)
El Oregano	Mexico	Record daily precipitation	53.3 mm (2.1 in)	46 of 100 (Notable)
Cape Otway Lighthouse	Australia	Record high minimum temperature	21.0 C (69.8 F)	45 of 100 (Notable)
Merida	Venezuela	Record daily precipitation	89.9 mm (3.5 in)	45 of 100 (Notable)
Redmond	Australia	Record daily precipitation	32.4 mm (1.3 in)	44 of 100 (Notable)
Richfields	Australia	Record daily precipitation	28.0 mm (1.1 in)	44 of 100 (Notable)
Las Bayas	Mexico	Record low minimum temperature	-8.3 C (17.1 F)	44 of 100 (Notable)
Presa Valerio Trujano	Mexico	Record high maximum temperature	37.8 C (100.0 F)	44 of 100 (Notable)
Union de Tula	Mexico	Record high maximum temperature	37.2 C (99.0 F)	44 of 100 (Notable)
Las Panelas	Mexico	Record daily precipitation	77.2 mm (3.0 in)	41 of 100 (Notable)
Half Moon Bay	United States	Record high maximum temperature	33.3 C (91.9 F)	41 of 100 (Notable)
Pioche	United States	Record high minimum temperature	13.9 C (57.0 F)	41 of 100 (Notable)
Port Lincoln	Australia	Record high minimum temperature	16.6 C (61.9 F)	40 of 100 (Notable)
La Salitrera	Mexico	Record daily precipitation	55.9 mm (2.2 in)	40 of 100 (Notable)
Paonia 1SW	United States	Record high minimum temperature	12.8 C (55.0 F)	40 of 100 (Notable)
Dalatangi	Iceland	Record daily precipitation	67.9 mm (2.7 in)	39 of 100 (Notable)
Guaymas 4-P-6	Mexico	Record daily precipitation	74.9 mm (2.9 in)	39 of 100 (Notable)
Porfirio Diaz	Mexico	Record daily precipitation	133.4 mm (5.3 in)	39 of 100 (Notable)
Falun	Sweden	Record low minimum temperature	-4.8 C (23.4 F)	39 of 100 (Notable)
Tenosique (Smn)	Mexico	Record low minimum temperature	16.7 C (62.1 F)	38 of 100 (Notable)
Ingenio Catmis	Mexico	Record low minimum temperature	15.0 C (59.0 F)	38 of 100 (Notable)
Buhta Providenja	Russia	Record low minimum temperature	-9.4 C (15.1 F)	38 of 100 (Notable)
Ft Morgan	United States	Record high minimum temperature	14.4 C (57.9 F)	37 of 100 (Notable)
Todos Santos (Dge)	Mexico	Record daily precipitation	69.9 mm (2.8 in)	36 of 100 (Notable)
El Pueblito	Mexico	Record daily precipitation	37.8 mm (1.5 in)	36 of 100 (Notable)
Cucurpe	Mexico	Record daily precipitation	47.8 mm (1.9 in)	36 of 100 (Notable)
Mestad I Oddernes	Norway	Record daily precipitation	66.3 mm (2.6 in)	36 of 100 (Notable)
El Vado Dam	United States	Record high maximum temperature	31.7 C (89.1 F)	36 of 100 (Notable)
Bacanuchi	Mexico	Record daily precipitation	34.8 mm (1.4 in)	35 of 100 (Notable)
Eskdalemuir	United Kingdom	Record daily precipitation	41.6 mm (1.6 in)	35 of 100 (Notable)
Asuncion Nochixtlan	Mexico	Record high maximum temperature	31.7 C (89.1 F)	34 of 100 (Routine)
Batacosa	Mexico	Record daily precipitation	167.9 mm (6.6 in)	34 of 100 (Routine)
Carbo	Mexico	Record daily precipitation	52.8 mm (2.1 in)	34 of 100 (Routine)
Ciudad Obregon (Dge)	Mexico	Record daily precipitation	115.8 mm (4.6 in)	34 of 100 (Routine)
Hornos	Mexico	Record daily precipitation	119.4 mm (4.7 in)	34 of 100 (Routine)
Greeneville Exp STN	United States	Record low maximum temperature	12.8 C (55.0 F)	34 of 100 (Routine)
Launceston Airport Comparison	Australia	Record high maximum temperature	23.5 C (74.3 F)	33 of 100 (Routine)
Borzja	Russia	Record high maximum temperature	22.6 C (72.7 F)	33 of 100 (Routine)
Juzhno-Sahalinsk	Russia	Record low minimum temperature	-4.2 C (24.4 F)	33 of 100 (Routine)
Deland 1 SSE	United States	Record low maximum temperature	22.2 C (72.0 F)	33 of 100 (Routine)
Coupeville 1 S	United States	Record high minimum temperature	14.4 C (57.9 F)	33 of 100 (Routine)
Jerdacuttup	Australia	Record daily precipitation	41.0 mm (1.6 in)	32 of 100 (Routine)
San Jose de Raices	Mexico	Record low maximum temperature	12.8 C (55.0 F)	32 of 100 (Routine)
Navojoa	Mexico	Record daily precipitation	110.5 mm (4.4 in)	32 of 100 (Routine)
Bagdad	United States	Record high minimum temperature	21.7 C (71.1 F)	32 of 100 (Routine)
San Francisco Oceanside	United States	Record high maximum temperature	33.3 C (91.9 F)	32 of 100 (Routine)
Blanding	United States	Record high minimum temperature	15.0 C (59.0 F)	32 of 100 (Routine)
Vernal	United States	Record high maximum temperature	30.6 C (87.1 F)	32 of 100 (Routine)
Punta de Agua I	Mexico	Record low maximum temperature	20.6 C (69.1 F)	31 of 100 (Routine)
Suaqui Grande (Smn)	Mexico	Record low maximum temperature	25.0 C (77.0 F)	31 of 100 (Routine)
Peppermint Grove	Australia	Record daily precipitation	29.0 mm (1.1 in)	30 of 100 (Routine)

Counts by Type and Timescale

699 records

Records set or tied on 30 September 2001 by type: Highest daily maximum 152, Lowest daily maximum 147, Highest daily minimum 149, Lowest daily minimum 104, Heaviest daily rainfall 146, Deepest snow cover 1.

Records on 30 September 2001 by type
Record type	Records
Highest daily maximum	152
Lowest daily maximum	147
Highest daily minimum	149
Lowest daily minimum	104
Heaviest daily rainfall	146
Heaviest daily snowfall	0
Deepest snow cover	1

Records on 30 September 2001 by timescale: all-time 3, monthly 88, daily 608.

How Much Records Were Beaten By

531 broken records

Margins by which the 531 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 103.6. Ties are not counted.

Top 20 by Significance

30 September 2001

Top 20 records on 30 September 2001 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
30 September 2001	Punta de Agua I, MX	all-time rain	239.8 mm (9.4 in)	97.8 mm (3.9 in)	9 years	66 of 100 (Major)
30 September 2001	Suaqui Grande (Smn), MX	daily rain	84.8 mm (3.3 in)	84.8 mm (3.3 in)	58 years	62 of 100 (Major)
30 September 2001	Presa Alvaro Obregon, MX	monthly rain	120.9 mm (4.8 in)	49.0 mm (1.9 in)	35 years	61 of 100 (Major)
30 September 2001	Visby_Flygplats, SE	monthly low min	-2.9 C (26.8 F)	1.9 C (3.4 F)	99 years	55 of 100 (Notable)
30 September 2001	Puerto Libertad, MX	monthly rain	76.5 mm (3.0 in)	36.6 mm (1.4 in)	0 years	54 of 100 (Notable)
30 September 2001	Toms River, US	monthly low max	12.8 C (55.0 F)	0.5 C (0.9 F)	108 years	51 of 100 (Notable)
30 September 2001	Cocoraque, MX	monthly rain	134.6 mm (5.3 in)	55.6 mm (2.2 in)	4 years	50 of 100 (Notable)
30 September 2001	Quiriego (Smn), MX	daily rain	141.0 mm (5.6 in)	89.2 mm (3.5 in)	11 years	50 of 100 (Notable)
30 September 2001	Linkoeping-Malmslaett, SE	monthly low min	-4.3 C (24.3 F)	0.3 C (0.5 F)	115 years	50 of 100 (Notable)
30 September 2001	Ruiz Cortinez, MX	daily rain	152.9 mm (6.0 in)	103.6 mm (4.1 in)	24 years	46 of 100 (Notable)
30 September 2001	El Oregano, MX	daily rain	53.3 mm (2.1 in)	35.5 mm (1.4 in)	30 years	46 of 100 (Notable)
30 September 2001	Cape Otway Lighthouse, AU	monthly high min	21.0 C (69.8 F)	0.8 C (1.4 F)	75 years	45 of 100 (Notable)
30 September 2001	Merida, VE	daily rain	89.9 mm (3.5 in)	60.9 mm (2.4 in)	4 years	45 of 100 (Notable)
30 September 2001	Redmond, AU	daily rain	32.4 mm (1.3 in)	17.2 mm (0.7 in)	40 years	44 of 100 (Notable)
30 September 2001	Richfields, AU	daily rain	28.0 mm (1.1 in)	15.6 mm (0.6 in)	30 years	44 of 100 (Notable)
30 September 2001	Las Bayas, MX	daily low min	-8.3 C (17.1 F)	8.9 C (16.0 F)	32 years	44 of 100 (Notable)
30 September 2001	Presa Valerio Trujano, MX	daily high max	37.8 C (100.0 F)	5.0 C (9.0 F)	40 years	44 of 100 (Notable)
30 September 2001	Union de Tula, MX	monthly high max	37.2 C (99.0 F)	1.6 C (2.9 F)	73 years	44 of 100 (Notable)
30 September 2001	Las Panelas, MX	daily rain	77.2 mm (3.0 in)	58.4 mm (2.3 in)	19 years	41 of 100 (Notable)
30 September 2001	Half Moon Bay, US	all-time high max	33.3 C (91.9 F)	0.5 C (0.9 F)	47 years	41 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 2001

Records set or tied on this calendar date in each year from 1806 to 2001. 2001 had 699 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 2001-09-30: 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 2026-10-17 (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	500
20 to 40	18
40 to 60	6
60 to 80	3
80 to 100	3
100 to 120	1