Weather Records on 30 September 1972

676 weather records were set or tied worldwide on 30 September 1972. Highest significance: Tulloona (Coolanga), AU.

Key Facts for 30 September 1972

On 30 September 1972, 676 weather records were set or tied at long-record stations worldwide.
113 were record highs and 218 were record lows, counting maximum and minimum temperature.
By timescale, 0 were all-time records, 40 monthly and 636 daily.
Tulloona (Coolanga) set a monthly record daily precipitation of 87.1 mm (3.4 in) on 30 September 1972.
Across 161 earlier years (1806 to 2026) the same calendar date averaged 438 records.

Record Map

676 stations

676 station records on 30 September 1972 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 30 September 1972: highest significance records shown on the map
Station	Country	Type	Value	Significance
Tulloona (Coolanga)	Australia	Record daily precipitation	87.1 mm (3.4 in)	62 of 100 (Major)
Dirranbandi High School	Australia	Record daily precipitation	45.7 mm (1.8 in)	60 of 100 (Major)
Boggabilla Post Office	Australia	Record daily precipitation	41.4 mm (1.6 in)	57 of 100 (Notable)
Boggabilla (Boonal)	Australia	Record daily precipitation	50.8 mm (2.0 in)	55 of 100 (Notable)
Sao Raimundo Nonato	Brazil	Record daily precipitation	35.0 mm (1.4 in)	55 of 100 (Notable)
Morro Do Chapeu	Brazil	Record daily precipitation	28.8 mm (1.1 in)	54 of 100 (Notable)
Osceola	United States	Record daily precipitation	108.7 mm (4.3 in)	54 of 100 (Notable)
Yetman (Warialda Street)	Australia	Record daily precipitation	58.9 mm (2.3 in)	53 of 100 (Notable)
Ashley (Midkin)	Australia	Record daily precipitation	38.1 mm (1.5 in)	52 of 100 (Notable)
Monteagle	United States	Record daily precipitation	81.5 mm (3.2 in)	52 of 100 (Notable)
Boomi (Barwon St)	Australia	Record daily precipitation	49.3 mm (1.9 in)	51 of 100 (Notable)
Graman (Willowie)	Australia	Record daily precipitation	45.5 mm (1.8 in)	51 of 100 (Notable)
Wynnum Railway Station	Australia	Record daily precipitation	76.2 mm (3.0 in)	50 of 100 (Notable)
Laurieton (Elouera St)	Australia	Record daily precipitation	109.0 mm (4.3 in)	50 of 100 (Notable)
Ruy Barbosa	Brazil	Record daily precipitation	26.4 mm (1.0 in)	50 of 100 (Notable)
Croppa Creek (Krui Plains)	Australia	Record daily precipitation	40.6 mm (1.6 in)	49 of 100 (Notable)
Glen Elgin (Glenbrook)	Australia	Record daily precipitation	44.7 mm (1.8 in)	49 of 100 (Notable)
Marshall	United States	Record daily precipitation	57.4 mm (2.3 in)	47 of 100 (Notable)
Texas Post Office	Australia	Record daily precipitation	46.2 mm (1.8 in)	46 of 100 (Notable)
Netherby	Australia	Record daily precipitation	38.1 mm (1.5 in)	45 of 100 (Notable)
Surat	Australia	Record daily precipitation	27.7 mm (1.1 in)	45 of 100 (Notable)
Moree (Talmoi)	Australia	Record daily precipitation	36.1 mm (1.4 in)	45 of 100 (Notable)
Valentia Observatory	Ireland	Record daily precipitation	51.0 mm (2.0 in)	45 of 100 (Notable)
Frogmoor	Australia	Record daily precipitation	43.2 mm (1.7 in)	44 of 100 (Notable)
Newton	United States	Record low minimum temperature	-2.8 C (27.0 F)	44 of 100 (Notable)
Tapoco	United States	Record daily precipitation	59.7 mm (2.4 in)	44 of 100 (Notable)
Braeside	Australia	Record daily precipitation	26.9 mm (1.1 in)	43 of 100 (Notable)
South West Rocks (Smoky Cape L	Australia	Record daily precipitation	41.9 mm (1.6 in)	43 of 100 (Notable)
Podor	Senegal	Record high maximum temperature	42.1 C (107.8 F)	43 of 100 (Notable)
Bollon Mary St	Australia	Record daily precipitation	33.0 mm (1.3 in)	42 of 100 (Notable)
Christmas Creek	Australia	Record daily precipitation	27.9 mm (1.1 in)	41 of 100 (Notable)
Rockdale	Australia	Record daily precipitation	30.5 mm (1.2 in)	41 of 100 (Notable)
Yamburgan	Australia	Record daily precipitation	38.6 mm (1.5 in)	41 of 100 (Notable)
Delungra Post Office	Australia	Record daily precipitation	47.0 mm (1.9 in)	41 of 100 (Notable)
Big Delta AP	United States	Record daily snowfall	15.7 cm (6.2 in)	41 of 100 (Notable)
Wollomombi (Wallamumbi)	Australia	Record daily precipitation	29.2 mm (1.1 in)	39 of 100 (Notable)
Bonito (Ibiapora)	Brazil	Record daily precipitation	33.5 mm (1.3 in)	39 of 100 (Notable)
Pointe Au Pere	Canada	Record high minimum temperature	11.1 C (52.0 F)	39 of 100 (Notable)
Minatitlan	Mexico	Record high minimum temperature	28.9 C (84.0 F)	39 of 100 (Notable)
Charleston 1	United States	Record daily precipitation	44.5 mm (1.8 in)	39 of 100 (Notable)
Glen Innes (Mt Mitchell Forest	Australia	Record daily precipitation	33.8 mm (1.3 in)	38 of 100 (Notable)
Oxley Island (Lyndhurst)	Australia	Record daily precipitation	55.1 mm (2.2 in)	38 of 100 (Notable)
Fredericktown 4 S	United States	Record daily precipitation	46.5 mm (1.8 in)	38 of 100 (Notable)
Quanah 2 SW	United States	Record low minimum temperature	1.7 C (35.1 F)	38 of 100 (Notable)
University Exp STN	United States	Record daily snowfall	9.4 cm (3.7 in)	38 of 100 (Notable)
Moorland (Coopernook State For	Australia	Record daily precipitation	58.9 mm (2.3 in)	37 of 100 (Notable)
Garah (Bengerang)	Australia	Record daily precipitation	31.2 mm (1.2 in)	36 of 100 (Notable)
Coolatai (Orana)	Australia	Record daily precipitation	42.2 mm (1.7 in)	36 of 100 (Notable)
Waynesboro	United States	Record daily precipitation	75.2 mm (3.0 in)	36 of 100 (Notable)
Coolatai (Willunga)	Australia	Record daily precipitation	32.5 mm (1.3 in)	35 of 100 (Notable)
Harrington Harbour	Canada	Record daily precipitation	42.7 mm (1.7 in)	35 of 100 (Notable)
Bengalla	Australia	Record daily precipitation	47.8 mm (1.9 in)	34 of 100 (Routine)
Delungra (Pearsby Hall)	Australia	Record daily precipitation	34.8 mm (1.4 in)	34 of 100 (Routine)
Warialda Post Office	Australia	Record daily precipitation	25.1 mm (1.0 in)	34 of 100 (Routine)
Jonkoping	Sweden	Record low minimum temperature	-2.2 C (28.0 F)	34 of 100 (Routine)
Dialville 2 W	United States	Record daily precipitation	33.0 mm (1.3 in)	34 of 100 (Routine)
Ebor (Wongwibinda)	Australia	Record daily precipitation	26.7 mm (1.1 in)	33 of 100 (Routine)
Hannam Vale (Hannam Vale Road)	Australia	Record daily precipitation	47.0 mm (1.9 in)	33 of 100 (Routine)
Amarante	Brazil	Record daily precipitation	105.0 mm (4.1 in)	33 of 100 (Routine)
Karlshamn	Sweden	Record low minimum temperature	-0.2 C (31.6 F)	33 of 100 (Routine)

Counts by Type and Timescale

676 records

Records set or tied on 30 September 1972 by type: Highest daily maximum 46, Lowest daily maximum 79, Highest daily minimum 67, Lowest daily minimum 139, Heaviest daily rainfall 333, Heaviest daily snowfall 6, Deepest snow cover 6.

Records on 30 September 1972 by type
Record type	Records
Highest daily maximum	46
Lowest daily maximum	79
Highest daily minimum	67
Lowest daily minimum	139
Heaviest daily rainfall	333
Heaviest daily snowfall	6
Deepest snow cover	6

Records on 30 September 1972 by timescale: all-time 0, monthly 40, daily 636.

How Much Records Were Beaten By

573 broken records

Margins by which the 573 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 152.0. Ties are not counted.

Top 20 by Significance

30 September 1972

Top 20 records on 30 September 1972 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
30 September 1972	Tulloona (Coolanga), AU	monthly rain	87.1 mm (3.4 in)	20.6 mm (0.8 in)	75 years	62 of 100 (Major)
30 September 1972	Dirranbandi High School, AU	daily rain	45.7 mm (1.8 in)	35.5 mm (1.4 in)	40 years	60 of 100 (Major)
30 September 1972	Boggabilla Post Office, AU	daily rain	41.4 mm (1.6 in)	26.4 mm (1.0 in)	77 years	57 of 100 (Notable)
30 September 1972	Boggabilla (Boonal), AU	daily rain	50.8 mm (2.0 in)	43.2 mm (1.7 in)	27 years	55 of 100 (Notable)
30 September 1972	Sao Raimundo Nonato, BR	monthly rain	35.0 mm (1.4 in)	25.6 mm (1.0 in)	49 years	55 of 100 (Notable)
30 September 1972	Morro Do Chapeu, BR	daily rain	28.8 mm (1.1 in)	25.1 mm (1.0 in)	29 years	54 of 100 (Notable)
30 September 1972	Osceola, US	daily rain	108.7 mm (4.3 in)	45.5 mm (1.8 in)	73 years	54 of 100 (Notable)
30 September 1972	Yetman (Warialda Street), AU	daily rain	58.9 mm (2.3 in)	52.3 mm (2.1 in)	19 years	53 of 100 (Notable)
30 September 1972	Ashley (Midkin), AU	daily rain	38.1 mm (1.5 in)	23.6 mm (0.9 in)	66 years	52 of 100 (Notable)
30 September 1972	Monteagle, US	daily rain	81.5 mm (3.2 in)	64.2 mm (2.5 in)	33 years	52 of 100 (Notable)
30 September 1972	Boomi (Barwon St), AU	daily rain	49.3 mm (1.9 in)	45.5 mm (1.8 in)	19 years	51 of 100 (Notable)
30 September 1972	Graman (Willowie), AU	daily rain	45.5 mm (1.8 in)	28.7 mm (1.1 in)	55 years	51 of 100 (Notable)
30 September 1972	Wynnum Railway Station, AU	monthly rain	76.2 mm (3.0 in)	16.3 mm (0.6 in)	62 years	50 of 100 (Notable)
30 September 1972	Laurieton (Elouera St), AU	daily rain	109.0 mm (4.3 in)	68.9 mm (2.7 in)	33 years	50 of 100 (Notable)
30 September 1972	Ruy Barbosa, BR	daily rain	26.4 mm (1.0 in)	19.2 mm (0.8 in)	28 years	50 of 100 (Notable)
30 September 1972	Croppa Creek (Krui Plains), AU	daily rain	40.6 mm (1.6 in)	33.2 mm (1.3 in)	16 years	49 of 100 (Notable)
30 September 1972	Glen Elgin (Glenbrook), AU	daily rain	44.7 mm (1.8 in)	33.5 mm (1.3 in)	19 years	49 of 100 (Notable)
30 September 1972	Marshall, US	daily rain	57.4 mm (2.3 in)	53.3 mm (2.1 in)	38 years	47 of 100 (Notable)
30 September 1972	Texas Post Office, AU	daily rain	46.2 mm (1.8 in)	36.0 mm (1.4 in)	16 years	46 of 100 (Notable)
30 September 1972	Netherby, AU	daily rain	38.1 mm (1.5 in)	30.5 mm (1.2 in)	42 years	45 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 1972

Records set or tied on this calendar date in each year from 1806 to 1972. 1972 had 676 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 1972-09-30: 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	508
20 to 40	53
40 to 60	7
60 to 80	3
80 to 100	0
100 to 120	1
120 to 140	0
140 to 160	1