Weather Records on 17 September 1958

806 weather records were set or tied worldwide on 17 September 1958. Highest significance: Wagenaarskraal, ZA.

Key Facts for 17 September 1958

On 17 September 1958, 806 weather records were set or tied at long-record stations worldwide.
154 were record highs and 140 were record lows, counting maximum and minimum temperature.
By timescale, 0 were all-time records, 12 monthly and 794 daily.
Wagenaarskraal set a daily record precipitation of 26.4 mm (1.0 in) on 17 September 1958.
Across 164 earlier years (1796 to 2026) the same calendar date averaged 420 records.

Record Map

806 stations

806 station records on 17 September 1958 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 17 September 1958: highest significance records shown on the map
Station	Country	Type	Value	Significance
Wagenaarskraal	South Africa	Record daily precipitation	26.4 mm (1.0 in)	64 of 100 (Major)
Bakhtiarpur	India	Record daily precipitation	263.9 mm (10.4 in)	55 of 100 (Notable)
Middleburg	South Africa	Record daily precipitation	43.0 mm (1.7 in)	52 of 100 (Notable)
Henryville Sf	United States	Record daily precipitation	66.8 mm (2.6 in)	52 of 100 (Notable)
Cherrapunji	India	Record daily precipitation	485.0 mm (19.1 in)	51 of 100 (Notable)
Philadelphia	South Africa	Record daily precipitation	31.5 mm (1.2 in)	50 of 100 (Notable)
Grapevale	South Africa	Record daily precipitation	29.0 mm (1.1 in)	50 of 100 (Notable)
Masset Airport	Canada	Record daily precipitation	49.8 mm (2.0 in)	49 of 100 (Notable)
Great Bend 3WNW	United States	Record daily precipitation	57.4 mm (2.3 in)	49 of 100 (Notable)
Kew	Australia	Record daily precipitation	27.4 mm (1.1 in)	48 of 100 (Notable)
Mulanur	India	Record daily precipitation	63.3 mm (2.5 in)	48 of 100 (Notable)
Salem	United States	Record daily precipitation	54.1 mm (2.1 in)	48 of 100 (Notable)
Trousdale 1 NE	United States	Record daily precipitation	64.3 mm (2.5 in)	48 of 100 (Notable)
Eltham	Australia	Record daily precipitation	29.0 mm (1.1 in)	47 of 100 (Notable)
Saginaw Mbs Intl AP	United States	Record daily precipitation	48.8 mm (1.9 in)	47 of 100 (Notable)
Heidelberg (Rosanna)	Australia	Record daily precipitation	27.9 mm (1.1 in)	46 of 100 (Notable)
Osage City	United States	Record daily precipitation	63.5 mm (2.5 in)	46 of 100 (Notable)
Malvern (Yanko)	Australia	Record daily precipitation	30.0 mm (1.2 in)	45 of 100 (Notable)
Sedgwick	United States	Record daily precipitation	80.3 mm (3.2 in)	45 of 100 (Notable)
Palmetto	United States	Record daily precipitation	52.3 mm (2.1 in)	45 of 100 (Notable)
Zoetvlei	South Africa	Record daily precipitation	33.0 mm (1.3 in)	44 of 100 (Notable)
Essendon 1	Australia	Record daily precipitation	26.7 mm (1.1 in)	43 of 100 (Notable)
Guelph Oac	Canada	Record daily precipitation	42.4 mm (1.7 in)	43 of 100 (Notable)
Madison Sewage Plt	United States	Record daily precipitation	50.0 mm (2.0 in)	43 of 100 (Notable)
Sikeston	United States	Record daily precipitation	54.6 mm (2.1 in)	43 of 100 (Notable)
Garnett 1 E	United States	Record daily precipitation	59.2 mm (2.3 in)	42 of 100 (Notable)
Summerfield 2 NE	United States	Record daily precipitation	48.3 mm (1.9 in)	42 of 100 (Notable)
Balwyn North	Australia	Record daily precipitation	38.9 mm (1.5 in)	41 of 100 (Notable)
Madhipura	India	Record daily precipitation	131.3 mm (5.2 in)	41 of 100 (Notable)
Falfurrias	United States	Record daily precipitation	77.5 mm (3.1 in)	41 of 100 (Notable)
Prahran (Como House)	Australia	Record daily precipitation	26.2 mm (1.0 in)	40 of 100 (Notable)
Chinaganjam	India	Record daily precipitation	95.3 mm (3.8 in)	40 of 100 (Notable)
Newton	United States	Record daily precipitation	53.8 mm (2.1 in)	40 of 100 (Notable)
Sallisaw 2 NW	United States	Record daily precipitation	65.3 mm (2.6 in)	40 of 100 (Notable)
Coburg	Australia	Record daily precipitation	25.9 mm (1.0 in)	39 of 100 (Notable)
Overbrook 5 SE	United States	Record daily precipitation	45.5 mm (1.8 in)	39 of 100 (Notable)
Tafelberg Hall	South Africa	Record daily precipitation	30.7 mm (1.2 in)	38 of 100 (Notable)
Tallulah	United States	Record daily precipitation	56.6 mm (2.2 in)	38 of 100 (Notable)
Tartu	Estonia	Record low minimum temperature	-3.5 C (25.7 F)	37 of 100 (Notable)
Chintamani	India	Record daily precipitation	94.0 mm (3.7 in)	37 of 100 (Notable)
Tiptur	India	Record daily precipitation	50.8 mm (2.0 in)	37 of 100 (Notable)
Badiraguato (Smn)	Mexico	Record daily precipitation	81.8 mm (3.2 in)	37 of 100 (Notable)
Georgetown	United States	Record daily precipitation	51.1 mm (2.0 in)	36 of 100 (Notable)
Hudson	United States	Record daily precipitation	37.3 mm (1.5 in)	36 of 100 (Notable)
Grant Dam 38	United States	Record daily precipitation	37.8 mm (1.5 in)	36 of 100 (Notable)
Beeton	Canada	Record daily precipitation	27.9 mm (1.1 in)	35 of 100 (Notable)
Bapatla	India	Record daily precipitation	98.3 mm (3.9 in)	35 of 100 (Notable)
Walnut	United States	Record daily precipitation	32.8 mm (1.3 in)	35 of 100 (Notable)
Alexandria	United States	Record daily precipitation	77.2 mm (3.0 in)	35 of 100 (Notable)
Leesville	United States	Record daily precipitation	66.5 mm (2.6 in)	35 of 100 (Notable)
Albion	United States	Record daily precipitation	27.4 mm (1.1 in)	35 of 100 (Notable)
Dandenong Post Office	Australia	Record daily precipitation	28.4 mm (1.1 in)	34 of 100 (Routine)
Biesjesfontein	South Africa	Record daily precipitation	28.2 mm (1.1 in)	34 of 100 (Routine)
Osceola	United States	Record daily precipitation	27.9 mm (1.1 in)	34 of 100 (Routine)
Searcy	United States	Record daily precipitation	42.7 mm (1.7 in)	34 of 100 (Routine)
Cottonwood Falls	United States	Record daily precipitation	57.9 mm (2.3 in)	34 of 100 (Routine)
Warsaw 2	United States	Record daily precipitation	60.5 mm (2.4 in)	34 of 100 (Routine)
Montreal McGill	Canada	Record daily precipitation	26.9 mm (1.1 in)	33 of 100 (Routine)
Tartu-Toravere	Estonia	Record low minimum temperature	-3.5 C (25.7 F)	33 of 100 (Routine)
Welverdiend (Pol)	South Africa	Record daily precipitation	33.0 mm (1.3 in)	33 of 100 (Routine)

Counts by Type and Timescale

806 records

Records set or tied on 17 September 1958 by type: Highest daily maximum 46, Lowest daily maximum 76, Highest daily minimum 108, Lowest daily minimum 64, Heaviest daily rainfall 511, Heaviest daily snowfall 1.

Records on 17 September 1958 by type
Record type	Records
Highest daily maximum	46
Lowest daily maximum	76
Highest daily minimum	108
Lowest daily minimum	64
Heaviest daily rainfall	511
Heaviest daily snowfall	1
Deepest snow cover	0

Records on 17 September 1958 by timescale: all-time 0, monthly 12, daily 794.

How Much Records Were Beaten By

697 broken records

Margins by which the 697 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 340.2. Ties are not counted.

Top 20 by Significance

17 September 1958

Top 20 records on 17 September 1958 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
17 September 1958	Wagenaarskraal, ZA	daily rain	26.4 mm (1.0 in)	26.4 mm (1.0 in)	72 years	64 of 100 (Major)
17 September 1958	Bakhtiarpur, IN	daily rain	263.9 mm (10.4 in)	143.5 mm (5.6 in)	33 years	55 of 100 (Notable)
17 September 1958	Middleburg, ZA	monthly rain	43.0 mm (1.7 in)	9.2 mm (0.36 in)	75 years	52 of 100 (Notable)
17 September 1958	Henryville Sf, US	daily rain	66.8 mm (2.6 in)	46.2 mm (1.8 in)	45 years	52 of 100 (Notable)
17 September 1958	Cherrapunji, IN	daily rain	485.0 mm (19.1 in)	340.2 mm (13.4 in)	20 years	51 of 100 (Notable)
17 September 1958	Philadelphia, ZA	daily rain	31.5 mm (1.2 in)	31.5 mm (1.2 in)	35 years	50 of 100 (Notable)
17 September 1958	Grapevale, ZA	daily rain	29.0 mm (1.1 in)	29.0 mm (1.1 in)	52 years	50 of 100 (Notable)
17 September 1958	Masset Airport, CA	daily rain	49.8 mm (2.0 in)	25.7 mm (1.0 in)	28 years	49 of 100 (Notable)
17 September 1958	Great Bend 3WNW, US	daily rain	57.4 mm (2.3 in)	40.9 mm (1.6 in)	35 years	49 of 100 (Notable)
17 September 1958	Kew, AU	daily rain	27.4 mm (1.1 in)	13.9 mm (0.5 in)	59 years	48 of 100 (Notable)
17 September 1958	Mulanur, IN	daily rain	63.3 mm (2.5 in)	58.2 mm (2.3 in)	31 years	48 of 100 (Notable)
17 September 1958	Salem, US	daily rain	54.1 mm (2.1 in)	38.9 mm (1.5 in)	45 years	48 of 100 (Notable)
17 September 1958	Trousdale 1 NE, US	daily rain	64.3 mm (2.5 in)	52.1 mm (2.1 in)	35 years	48 of 100 (Notable)
17 September 1958	Eltham, AU	daily rain	29.0 mm (1.1 in)	17.6 mm (0.7 in)	48 years	47 of 100 (Notable)
17 September 1958	Saginaw Mbs Intl AP, US	daily rain	48.8 mm (1.9 in)	25.9 mm (1.0 in)	52 years	47 of 100 (Notable)
17 September 1958	Heidelberg (Rosanna), AU	daily rain	27.9 mm (1.1 in)	16.0 mm (0.6 in)	48 years	46 of 100 (Notable)
17 September 1958	Osage City, US	daily rain	63.5 mm (2.5 in)	45.7 mm (1.8 in)	43 years	46 of 100 (Notable)
17 September 1958	Malvern (Yanko), AU	daily rain	30.0 mm (1.2 in)	19.3 mm (0.8 in)	15 years	45 of 100 (Notable)
17 September 1958	Sedgwick, US	daily rain	80.3 mm (3.2 in)	72.2 mm (2.8 in)	5 years	45 of 100 (Notable)
17 September 1958	Palmetto, US	daily rain	52.3 mm (2.1 in)	33.2 mm (1.3 in)	56 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

1796 to 1958

Records set or tied on this calendar date in each year from 1796 to 1958. 1958 had 806 records.

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

Records on 09-17 in each year
Year	Records
1796	1
1797	1
1805	1
1833	1
1834	1
1837	2
1845	1
1847	3
1848	1
1850	1
1851	2
1853	2
1854	2
1859	1
1862	1
1867	1
1870	1
1871	1
1872	1
1873	1
1874	1
1875	1
1877	1
1881	1
1882	2
1884	3
1885	3
1886	6
1888	2
1889	8
1891	1
1893	3
1894	1
1895	4
1896	9
1897	4
1898	7
1899	1
1900	4
1901	5
1902	5
1903	28
1904	2
1905	17
1906	10
1907	15
1908	13
1909	7
1910	38
1911	15
1912	17
1913	28
1914	38
1915	48
1916	40
1917	255
1918	41
1919	21
1920	40
1921	66
1922	47
1923	159
1924	80
1925	338
1926	154
1927	420
1928	78
1929	168
1930	147
1931	564
1932	425
1933	415
1934	246
1935	321
1936	219
1937	463
1938	363
1939	294
1940	326
1941	328
1942	581
1943	513
1944	403
1945	614
1946	620
1947	680
1948	630
1949	292
1950	412
1951	359
1952	263
1953	344
1954	449
1955	649
1956	437
1957	405
1958	806
1959	1,210
1960	385
1961	657
1962	432
1963	297
1964	559
1965	1,394
1966	523
1967	331
1968	691
1969	352
1970	412
1971	898
1972	556
1973	638
1974	491
1975	478
1976	636
1977	641
1978	764
1979	804
1980	794
1981	1,155
1982	606
1983	862
1984	1,006
1985	448
1986	1,314
1987	926
1988	982
1989	863
1990	650
1991	1,407
1992	686
1993	950
1994	986
1995	1,145
1996	1,342
1997	1,057
1998	1,137
1999	1,102
2000	1,318
2001	895
2002	1,025
2003	586
2004	872
2005	1,042
2006	1,344
2007	752
2008	886
2009	871
2010	907
2011	1,116
2012	597
2013	1,253
2014	571
2015	953
2016	707
2017	455
2018	899
2019	774
2020	651
2021	345
2022	313
2023	646
2024	954
2025	634
2026	968

Download the Data

Data for records on 1958-09-17: 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 50	687
50 to 100	8
100 to 150	1
150 to 200	0
200 to 250	0
250 to 300	0
300 to 350	1