Weather Records on 30 September 1957

663 weather records were set or tied worldwide on 30 September 1957. Highest significance: Sandstone, AU.

Key Facts for 30 September 1957

On 30 September 1957, 663 weather records were set or tied at long-record stations worldwide.
337 were record highs and 193 were record lows, counting maximum and minimum temperature.
By timescale, 0 were all-time records, 39 monthly and 624 daily.
Sandstone set a daily record precipitation of 30.5 mm (1.2 in) on 30 September 1957.
Across 161 earlier years (1806 to 2026) the same calendar date averaged 438 records.

Record Map

663 stations

663 station records on 30 September 1957 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 30 September 1957: highest significance records shown on the map
Station	Country	Type	Value	Significance
Sandstone	Australia	Record daily precipitation	30.5 mm (1.2 in)	55 of 100 (Notable)
Carmichael (Tnk)	South Africa	Record daily precipitation	69.0 mm (2.7 in)	48 of 100 (Notable)
Blakely	United States	Record daily precipitation	86.9 mm (3.4 in)	48 of 100 (Notable)
Dwaleni	Swaziland	Record daily precipitation	60.0 mm (2.4 in)	48 of 100 (Notable)
Carrabelle 1 NNW	United States	Record daily precipitation	132.1 mm (5.2 in)	46 of 100 (Notable)
Ndumu	South Africa	Record daily precipitation	69.9 mm (2.8 in)	43 of 100 (Notable)
Ilulissat (Jakobshavn)	Greenland [Denmark]	Record daily precipitation	25.4 mm (1.0 in)	42 of 100 (Notable)
Wilsons Promontory Lighthouse	Australia	Record daily precipitation	47.2 mm (1.9 in)	40 of 100 (Notable)
Challa	Australia	Record daily precipitation	28.7 mm (1.1 in)	39 of 100 (Notable)
Skukuza	South Africa	Record daily precipitation	50.0 mm (2.0 in)	38 of 100 (Notable)
Rienzi	South Africa	Record daily precipitation	44.0 mm (1.7 in)	38 of 100 (Notable)
Quincy Exp STN	United States	Record daily precipitation	116.8 mm (4.6 in)	38 of 100 (Notable)
Covington	United States	Record low maximum temperature	15.0 C (59.0 F)	38 of 100 (Notable)
Princeton	United States	Record daily precipitation	25.7 mm (1.0 in)	36 of 100 (Notable)
Experiment	United States	Record low maximum temperature	14.4 C (57.9 F)	35 of 100 (Notable)
Rayne 6 N	United States	Record low maximum temperature	20.0 C (68.0 F)	35 of 100 (Notable)
New Orleans Audubon	United States	Record low maximum temperature	18.9 C (66.0 F)	34 of 100 (Routine)
Maandagshoek	South Africa	Record daily precipitation	43.0 mm (1.7 in)	33 of 100 (Routine)
Oneonta	United States	Record low maximum temperature	14.4 C (57.9 F)	33 of 100 (Routine)
Mt Pleasant 2 W	United States	Record daily precipitation	108.0 mm (4.3 in)	33 of 100 (Routine)
Bergplaats	South Africa	Record daily precipitation	53.5 mm (2.1 in)	32 of 100 (Routine)
Houma	United States	Record low maximum temperature	18.3 C (64.9 F)	32 of 100 (Routine)
Astoria	United States	Record high minimum temperature	15.6 C (60.1 F)	32 of 100 (Routine)
Washington 2 ESE	United States	Record low maximum temperature	12.8 C (55.0 F)	31 of 100 (Routine)
Santuck	United States	Record low maximum temperature	16.1 C (61.0 F)	30 of 100 (Routine)
Allakaket	United States	Record low minimum temperature	-20.0 C (-4.0 F)	30 of 100 (Routine)
University Exp STN	United States	Record low maximum temperature	-2.2 C (28.0 F)	30 of 100 (Routine)
Swaziland Ranch-Homest	Swaziland	Record daily precipitation	28.0 mm (1.1 in)	30 of 100 (Routine)
Thomasville	United States	Record low maximum temperature	15.0 C (59.0 F)	29 of 100 (Routine)
Americus	United States	Record low maximum temperature	15.6 C (60.1 F)	29 of 100 (Routine)
Dayville	United States	Record high minimum temperature	12.8 C (55.0 F)	29 of 100 (Routine)
Newberry	United States	Record low maximum temperature	16.7 C (62.1 F)	29 of 100 (Routine)
Coupeville 1 S	United States	Record high maximum temperature	24.4 C (75.9 F)	29 of 100 (Routine)
Cheyyar	India	Record daily precipitation	75.7 mm (3.0 in)	28 of 100 (Routine)
Dindigul	India	Record daily precipitation	55.9 mm (2.2 in)	28 of 100 (Routine)
Lichtenburg	South Africa	Record daily precipitation	34.0 mm (1.3 in)	28 of 100 (Routine)
East Park Rsvr	United States	Record daily precipitation	25.9 mm (1.0 in)	28 of 100 (Routine)
Louisville 1 E	United States	Record low maximum temperature	16.1 C (61.0 F)	28 of 100 (Routine)
Louisburg	United States	Record low maximum temperature	15.6 C (60.1 F)	28 of 100 (Routine)
Clearwater	United States	Record high maximum temperature	25.6 C (78.1 F)	28 of 100 (Routine)
Oorschot	South Africa	Record daily precipitation	52.0 mm (2.0 in)	27 of 100 (Routine)
Griffin	United States	Record low maximum temperature	15.0 C (59.0 F)	27 of 100 (Routine)
Amite	United States	Record low maximum temperature	18.9 C (66.0 F)	27 of 100 (Routine)
Jeanerette 5 NW	United States	Record low maximum temperature	20.6 C (69.1 F)	27 of 100 (Routine)
Corinne	United States	Record high maximum temperature	33.9 C (93.0 F)	27 of 100 (Routine)
Annex Creek	United States	Record daily precipitation	82.6 mm (3.3 in)	27 of 100 (Routine)
Velikie Luki	Russia	Record low maximum temperature	5.1 C (41.2 F)	26 of 100 (Routine)
Eufaula	United States	Record low maximum temperature	17.8 C (64.0 F)	26 of 100 (Routine)
Pagosa Springs 1SE	United States	Record high maximum temperature	29.4 C (84.9 F)	26 of 100 (Routine)
Albany 3 SE	United States	Record low maximum temperature	17.8 C (64.0 F)	26 of 100 (Routine)
Dublin	United States	Record low maximum temperature	16.7 C (62.1 F)	26 of 100 (Routine)
Ft Gaines	United States	Record low maximum temperature	17.2 C (63.0 F)	26 of 100 (Routine)
Milledgeville	United States	Record low maximum temperature	14.4 C (57.9 F)	26 of 100 (Routine)
Millen 4 N	United States	Record low maximum temperature	17.8 C (64.0 F)	26 of 100 (Routine)
Pocomoke City	United States	Record low maximum temperature	17.8 C (64.0 F)	26 of 100 (Routine)
Aiken 5SE	United States	Record low maximum temperature	16.7 C (62.1 F)	26 of 100 (Routine)
Bratsk	Russia	Record high minimum temperature	11.9 C (53.4 F)	25 of 100 (Routine)
Leuctra	South Africa	Record daily precipitation	33.0 mm (1.3 in)	25 of 100 (Routine)
Boulder	United States	Record high minimum temperature	17.8 C (64.0 F)	25 of 100 (Routine)
Greensboro	United States	Record low maximum temperature	15.6 C (60.1 F)	25 of 100 (Routine)

Counts by Type and Timescale

663 records

Records set or tied on 30 September 1957 by type: Highest daily maximum 237, Lowest daily maximum 167, Highest daily minimum 100, Lowest daily minimum 26, Heaviest daily rainfall 132, Heaviest daily snowfall 1.

Records on 30 September 1957 by type
Record type	Records
Highest daily maximum	237
Lowest daily maximum	167
Highest daily minimum	100
Lowest daily minimum	26
Heaviest daily rainfall	132
Heaviest daily snowfall	1
Deepest snow cover	0

Records on 30 September 1957 by timescale: all-time 0, monthly 39, daily 624.

How Much Records Were Beaten By

507 broken records

Margins by which the 507 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 88.9. Ties are not counted.

Top 20 by Significance

30 September 1957

Top 20 records on 30 September 1957 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
30 September 1957	Sandstone, AU	daily rain	30.5 mm (1.2 in)	21.6 mm (0.9 in)	38 years	55 of 100 (Notable)
30 September 1957	Carmichael (Tnk), ZA	monthly rain	69.0 mm (2.7 in)	28.9 mm (1.1 in)	11 years	48 of 100 (Notable)
30 September 1957	Blakely, US	daily rain	86.9 mm (3.4 in)	48.3 mm (1.9 in)	52 years	48 of 100 (Notable)
30 September 1957	Dwaleni, SZ	daily rain	60.0 mm (2.4 in)	43.0 mm (1.7 in)	14 years	48 of 100 (Notable)
30 September 1957	Carrabelle 1 NNW, US	daily rain	132.1 mm (5.2 in)	88.9 mm (3.5 in)	43 years	46 of 100 (Notable)
30 September 1957	Ndumu, ZA	daily rain	69.9 mm (2.8 in)	69.8 mm (2.7 in)	2 years	43 of 100 (Notable)
30 September 1957	Ilulissat (Jakobshavn), GL	daily rain	25.4 mm (1.0 in)	9.6 mm (0.38 in)	40 years	42 of 100 (Notable)
30 September 1957	Wilsons Promontory Lighthouse, AU	monthly rain	47.2 mm (1.9 in)	2.2 mm (0.09 in)	64 years	40 of 100 (Notable)
30 September 1957	Challa, AU	monthly rain	28.7 mm (1.1 in)	7.1 mm (0.28 in)	23 years	39 of 100 (Notable)
30 September 1957	Skukuza, ZA	daily rain	50.0 mm (2.0 in)	45.0 mm (1.8 in)	35 years	38 of 100 (Notable)
30 September 1957	Rienzi, ZA	daily rain	44.0 mm (1.7 in)	24.9 mm (1.0 in)	28 years	38 of 100 (Notable)
30 September 1957	Quincy Exp STN, US	daily rain	116.8 mm (4.6 in)	57.6 mm (2.3 in)	28 years	38 of 100 (Notable)
30 September 1957	Covington, US	daily low max	15.0 C (59.0 F)	5.6 C (10.1 F)	61 years	38 of 100 (Notable)
30 September 1957	Princeton, US	daily rain	25.7 mm (1.0 in)	19.3 mm (0.8 in)	55 years	36 of 100 (Notable)
30 September 1957	Experiment, US	daily low max	14.4 C (57.9 F)	6.2 C (11.2 F)	48 years	35 of 100 (Notable)
30 September 1957	Rayne 6 N, US	monthly low max	20.0 C (68.0 F)	0.6 C (1.1 F)	60 years	35 of 100 (Notable)
30 September 1957	New Orleans Audubon, US	daily low max	18.9 C (66.0 F)	2.8 C (5.0 F)	61 years	34 of 100 (Routine)
30 September 1957	Maandagshoek, ZA	monthly rain	43.0 mm (1.7 in)	12.0 mm (0.5 in)	19 years	33 of 100 (Routine)
30 September 1957	Oneonta, US	daily low max	14.4 C (57.9 F)	3.9 C (7.0 F)	57 years	33 of 100 (Routine)
30 September 1957	Mt Pleasant 2 W, US	daily rain	108.0 mm (4.3 in)	38.1 mm (1.5 in)	42 years	33 of 100 (Routine)

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 1957

Records set or tied on this calendar date in each year from 1806 to 1957. 1957 had 663 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 1957-09-30: 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	490
20 to 40	11
40 to 60	4
60 to 80	1
80 to 100	1