Weather Records on 18 September 1958

491 weather records were set or tied worldwide on 18 September 1958. Highest significance: Selma, US.

Key Facts for 18 September 1958

On 18 September 1958, 491 weather records were set or tied at long-record stations worldwide.
56 were record highs and 178 were record lows, counting maximum and minimum temperature.
By timescale, 0 were all-time records, 7 monthly and 484 daily.
Selma set a daily record precipitation of 67.3 mm (2.6 in) on 18 September 1958.
Across 163 earlier years (1803 to 2026) the same calendar date averaged 421 records.

Record Map

491 stations

491 station records on 18 September 1958 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 18 September 1958: highest significance records shown on the map
Station	Country	Type	Value	Significance
Selma	United States	Record daily precipitation	67.3 mm (2.6 in)	60 of 100 (Major)
Corop	Australia	Record daily precipitation	41.1 mm (1.6 in)	58 of 100 (Notable)
Palladam	India	Record daily precipitation	71.0 mm (2.8 in)	55 of 100 (Notable)
Thomasgat	South Africa	Record daily precipitation	37.0 mm (1.5 in)	53 of 100 (Notable)
Dannemora	United States	Record daily precipitation	55.6 mm (2.2 in)	47 of 100 (Notable)
Industria	South Africa	Record daily precipitation	36.0 mm (1.4 in)	43 of 100 (Notable)
Cortland	United States	Record daily precipitation	35.8 mm (1.4 in)	42 of 100 (Notable)
Gannakraal	South Africa	Record daily precipitation	33.0 mm (1.3 in)	41 of 100 (Notable)
Cathcart (Mount Darragh)	Australia	Record daily precipitation	38.1 mm (1.5 in)	39 of 100 (Notable)
Florence at Lock	United States	Record daily precipitation	33.8 mm (1.3 in)	39 of 100 (Notable)
Allentown Gas Company	United States	Record daily precipitation	52.1 mm (2.1 in)	39 of 100 (Notable)
Graterford	United States	Record daily precipitation	52.6 mm (2.1 in)	39 of 100 (Notable)
Baldwinsville	United States	Record daily precipitation	26.2 mm (1.0 in)	38 of 100 (Notable)
Saint John	Canada	Record low maximum temperature	9.4 C (48.9 F)	37 of 100 (Notable)
Dharmapuri	India	Record daily precipitation	99.0 mm (3.9 in)	37 of 100 (Notable)
Klipplaat	South Africa	Record daily precipitation	37.0 mm (1.5 in)	37 of 100 (Notable)
McKinney Muni AP	United States	Record daily precipitation	44.2 mm (1.7 in)	37 of 100 (Notable)
Errol	United States	Record daily precipitation	46.7 mm (1.8 in)	36 of 100 (Notable)
Falls Village	United States	Record daily precipitation	47.2 mm (1.9 in)	35 of 100 (Notable)
Owosso Wwtp	United States	Record daily precipitation	30.2 mm (1.2 in)	34 of 100 (Routine)
Kodanand	India	Record daily precipitation	67.8 mm (2.7 in)	33 of 100 (Routine)
Gloversville	United States	Record daily precipitation	50.8 mm (2.0 in)	33 of 100 (Routine)
South Edwards 1 E	United States	Record daily precipitation	29.5 mm (1.2 in)	33 of 100 (Routine)
Riva	Italy	Record high minimum temperature	20.0 C (68.0 F)	32 of 100 (Routine)
Heilbron "Smoordrif"	South Africa	Record daily precipitation	45.6 mm (1.8 in)	32 of 100 (Routine)
St Andrews	Canada	Record low maximum temperature	10.6 C (51.1 F)	31 of 100 (Routine)
Hondo	United States	Record low maximum temperature	22.8 C (73.0 F)	31 of 100 (Routine)
Ekaterinburg	Russia	Record low minimum temperature	-3.3 C (26.1 F)	30 of 100 (Routine)
Kursk	Russia	Record low minimum temperature	-2.3 C (27.9 F)	30 of 100 (Routine)
Revelstoke	Canada	Record daily precipitation	30.2 mm (1.2 in)	29 of 100 (Routine)
Didwana	India	Record daily precipitation	30.0 mm (1.2 in)	29 of 100 (Routine)
Atyrau	Kazakhstan	Record low minimum temperature	-1.2 C (29.8 F)	29 of 100 (Routine)
Petersham 3 N	United States	Record daily precipitation	39.4 mm (1.6 in)	29 of 100 (Routine)
Milan 7 NNW	United States	Record daily precipitation	33.8 mm (1.3 in)	29 of 100 (Routine)
Aravakurichi	India	Record daily precipitation	45.0 mm (1.8 in)	28 of 100 (Routine)
Hofmeyer (Mun)	South Africa	Record daily precipitation	28.0 mm (1.1 in)	28 of 100 (Routine)
Bar Harbor 3 NW	United States	Record low maximum temperature	12.8 C (55.0 F)	28 of 100 (Routine)
Collins	United States	Record daily precipitation	89.4 mm (3.5 in)	28 of 100 (Routine)
Cavendish	United States	Record daily precipitation	34.8 mm (1.4 in)	28 of 100 (Routine)
Fernie	Canada	Record daily precipitation	64.3 mm (2.5 in)	27 of 100 (Routine)
Ulundurpet	India	Record daily precipitation	55.1 mm (2.2 in)	27 of 100 (Routine)
Peraiyur	India	Record daily precipitation	65.0 mm (2.6 in)	27 of 100 (Routine)
Kiev	Ukraine	Record low minimum temperature	1.4 C (34.5 F)	27 of 100 (Routine)
Ashland	United States	Record daily precipitation	39.6 mm (1.6 in)	27 of 100 (Routine)
Lancaster 2 NE Pump St	United States	Record daily precipitation	52.1 mm (2.1 in)	27 of 100 (Routine)
Breckenridge	United States	Record daily precipitation	41.9 mm (1.6 in)	27 of 100 (Routine)
Uvalde	United States	Record low maximum temperature	22.2 C (72.0 F)	27 of 100 (Routine)
River Jordan	Canada	Record daily precipitation	25.4 mm (1.0 in)	26 of 100 (Routine)
Plain Dealing	United States	Record low maximum temperature	23.3 C (73.9 F)	26 of 100 (Routine)
Edenton	United States	Record high minimum temperature	24.4 C (75.9 F)	26 of 100 (Routine)
Cookeville	United States	Record daily precipitation	36.8 mm (1.4 in)	26 of 100 (Routine)
Anahuac	United States	Record daily precipitation	61.7 mm (2.4 in)	26 of 100 (Routine)
Northfield	United States	Record daily precipitation	38.1 mm (1.5 in)	26 of 100 (Routine)
Moncton	Canada	Record low maximum temperature	11.1 C (52.0 F)	25 of 100 (Routine)
Vriddhachalam	India	Record daily precipitation	50.8 mm (2.0 in)	25 of 100 (Routine)
Talavadi	India	Record daily precipitation	64.2 mm (2.5 in)	25 of 100 (Routine)
Kon-Kolodez	Russia	Record low maximum temperature	6.2 C (43.2 F)	25 of 100 (Routine)
Troicko-Pecherskoe	Russia	Record low minimum temperature	-3.1 C (26.4 F)	25 of 100 (Routine)
Astrakan	Russia	Record low maximum temperature	11.7 C (53.1 F)	25 of 100 (Routine)
Poltava	Ukraine	Record low minimum temperature	-0.6 C (30.9 F)	25 of 100 (Routine)

Counts by Type and Timescale

491 records

Records set or tied on 18 September 1958 by type: Highest daily maximum 15, Lowest daily maximum 124, Highest daily minimum 41, Lowest daily minimum 54, Heaviest daily rainfall 257.

Records on 18 September 1958 by type
Record type	Records
Highest daily maximum	15
Lowest daily maximum	124
Highest daily minimum	41
Lowest daily minimum	54
Heaviest daily rainfall	257
Heaviest daily snowfall	0
Deepest snow cover	0

Records on 18 September 1958 by timescale: all-time 0, monthly 7, daily 484.

How Much Records Were Beaten By

428 broken records

Margins by which the 428 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 77.9. Ties are not counted.

Top 20 by Significance

18 September 1958

Top 20 records on 18 September 1958 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
18 September 1958	Selma, US	daily rain	67.3 mm (2.6 in)	55.1 mm (2.2 in)	56 years	60 of 100 (Major)
18 September 1958	Corop, AU	daily rain	41.1 mm (1.6 in)	33.5 mm (1.3 in)	36 years	58 of 100 (Notable)
18 September 1958	Palladam, IN	daily rain	71.0 mm (2.8 in)	53.2 mm (2.1 in)	52 years	55 of 100 (Notable)
18 September 1958	Thomasgat, ZA	daily rain	37.0 mm (1.5 in)	37.0 mm (1.5 in)	37 years	53 of 100 (Notable)
18 September 1958	Dannemora, US	daily rain	55.6 mm (2.2 in)	40.4 mm (1.6 in)	9 years	47 of 100 (Notable)
18 September 1958	Industria, ZA	daily rain	36.0 mm (1.4 in)	25.1 mm (1.0 in)	35 years	43 of 100 (Notable)
18 September 1958	Cortland, US	daily rain	35.8 mm (1.4 in)	18.3 mm (0.7 in)	62 years	42 of 100 (Notable)
18 September 1958	Gannakraal, ZA	daily rain	33.0 mm (1.3 in)	31.2 mm (1.2 in)	27 years	41 of 100 (Notable)
18 September 1958	Cathcart (Mount Darragh), AU	daily rain	38.1 mm (1.5 in)	25.7 mm (1.0 in)	31 years	39 of 100 (Notable)
18 September 1958	Florence at Lock, US	daily rain	33.8 mm (1.3 in)	19.8 mm (0.8 in)	63 years	39 of 100 (Notable)
18 September 1958	Allentown Gas Company, US	daily rain	52.1 mm (2.1 in)	33.3 mm (1.3 in)	45 years	39 of 100 (Notable)
18 September 1958	Graterford, US	daily rain	52.6 mm (2.1 in)	47.0 mm (1.9 in)	16 years	39 of 100 (Notable)
18 September 1958	Baldwinsville, US	daily rain	26.2 mm (1.0 in)	10.7 mm (0.4 in)	63 years	38 of 100 (Notable)
18 September 1958	Saint John, CA	daily low max	9.4 C (48.9 F)	2.3 C (4.1 F)	75 years	37 of 100 (Notable)
18 September 1958	Dharmapuri, IN	daily rain	99.0 mm (3.9 in)	34.2 mm (1.3 in)	44 years	37 of 100 (Notable)
18 September 1958	Klipplaat, ZA	daily rain	37.0 mm (1.5 in)	35.0 mm (1.4 in)	1 year	37 of 100 (Notable)
18 September 1958	McKinney Muni AP, US	daily rain	44.2 mm (1.7 in)	39.1 mm (1.5 in)	33 years	37 of 100 (Notable)
18 September 1958	Errol, US	daily rain	46.7 mm (1.8 in)	33.0 mm (1.3 in)	9 years	36 of 100 (Notable)
18 September 1958	Falls Village, US	daily rain	47.2 mm (1.9 in)	32.0 mm (1.3 in)	40 years	35 of 100 (Notable)
18 September 1958	Owosso Wwtp, US	daily rain	30.2 mm (1.2 in)	15.0 mm (0.6 in)	47 years	34 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

1803 to 1958

Records set or tied on this calendar date in each year from 1803 to 1958. 1958 had 491 records.

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

Records on 09-18 in each year
Year	Records
1803	1
1811	1
1814	1
1819	1
1829	1
1832	1
1834	1
1835	1
1837	2
1847	2
1848	1
1849	1
1851	4
1859	1
1861	1
1865	1
1869	1
1871	1
1875	1
1876	2
1877	1
1879	1
1880	1
1881	1
1882	1
1885	1
1886	4
1889	6
1890	1
1891	1
1893	4
1894	2
1895	2
1896	4
1897	3
1898	5
1899	3
1900	2
1901	10
1902	8
1903	58
1904	6
1905	22
1906	16
1907	4
1908	11
1909	17
1910	5
1911	8
1912	43
1913	44
1914	56
1915	41
1916	58
1917	99
1918	57
1919	48
1920	56
1921	213
1922	45
1923	114
1924	62
1925	269
1926	205
1927	189
1928	114
1929	309
1930	124
1931	429
1932	226
1933	370
1934	188
1935	281
1936	155
1937	422
1938	373
1939	190
1940	402
1941	318
1942	1,001
1943	624
1944	503
1945	732
1946	576
1947	927
1948	427
1949	356
1950	370
1951	320
1952	340
1953	245
1954	446
1955	672
1956	587
1957	429
1958	491
1959	829
1960	351
1961	478
1962	360
1963	453
1964	282
1965	1,172
1966	498
1967	357
1968	763
1969	424
1970	377
1971	1,245
1972	691
1973	593
1974	559
1975	976
1976	615
1977	619
1978	1,162
1979	709
1980	652
1981	1,671
1982	603
1983	936
1984	951
1985	636
1986	730
1987	1,244
1988	997
1989	778
1990	904
1991	1,377
1992	821
1993	747
1994	852
1995	935
1996	1,237
1997	935
1998	1,038
1999	583
2000	1,146
2001	993
2002	828
2003	815
2004	1,027
2005	781
2006	1,309
2007	670
2008	697
2009	692
2010	1,040
2011	1,050
2012	922
2013	666
2014	682
2015	934
2016	893
2017	518
2018	1,200
2019	768
2020	682
2021	582
2022	613
2023	639
2024	687
2025	471
2026	864

Download the Data

Data for records on 1958-09-18: 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 10	330
10 to 20	61
20 to 30	19
30 to 40	12
40 to 50	3
50 to 60	2
60 to 70	0
70 to 80	1