Weather Records on 15 September 1950

750 weather records were set or tied worldwide on 15 September 1950. Highest significance: Drummartin, AU.

Key Facts for 15 September 1950

On 15 September 1950, 750 weather records were set or tied at long-record stations worldwide.
43 were record highs and 116 were record lows, counting maximum and minimum temperature.
By timescale, 0 were all-time records, 18 monthly and 732 daily.
Drummartin set a monthly record daily precipitation of 73.4 mm (2.9 in) on 15 September 1950.
Across 170 earlier years (1797 to 2026) the same calendar date averaged 411 records.

Record Map

750 stations

750 station records on 15 September 1950 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 15 September 1950: highest significance records shown on the map
Station	Country	Type	Value	Significance
Drummartin	Australia	Record daily precipitation	73.4 mm (2.9 in)	68 of 100 (Major)
Tennyson	Australia	Record daily precipitation	63.5 mm (2.5 in)	62 of 100 (Major)
Groningen-1	Netherlands	Record daily precipitation	55.1 mm (2.2 in)	62 of 100 (Major)
Clunes	Australia	Record daily precipitation	43.2 mm (1.7 in)	61 of 100 (Major)
Murraysburg (Pol)	South Africa	Record daily precipitation	44.5 mm (1.8 in)	61 of 100 (Major)
St Arnaud	Australia	Record daily precipitation	40.6 mm (1.6 in)	60 of 100 (Major)
St Arnaud (Coonooer Bridge)	Australia	Record daily precipitation	36.3 mm (1.4 in)	60 of 100 (Major)
Smeaton Weir	Australia	Record daily precipitation	34.5 mm (1.4 in)	59 of 100 (Notable)
Woodend (Carlisle Street)	Australia	Record daily precipitation	48.0 mm (1.9 in)	59 of 100 (Notable)
Heerde	Netherlands	Record daily precipitation	43.9 mm (1.7 in)	58 of 100 (Notable)
Arnhem	Netherlands	Record daily precipitation	53.0 mm (2.1 in)	57 of 100 (Notable)
Brakfontein	South Africa	Record daily precipitation	27.9 mm (1.1 in)	57 of 100 (Notable)
Creswick	Australia	Record daily precipitation	39.9 mm (1.6 in)	56 of 100 (Notable)
Slaty Creek	Australia	Record daily precipitation	31.8 mm (1.3 in)	55 of 100 (Notable)
Heathcote	Australia	Record daily precipitation	59.7 mm (2.4 in)	55 of 100 (Notable)
Stuart Mill State School	Australia	Record daily precipitation	36.8 mm (1.4 in)	54 of 100 (Notable)
Kerang	Australia	Record daily precipitation	28.2 mm (1.1 in)	53 of 100 (Notable)
Wedderburn (Post Office)	Australia	Record daily precipitation	30.5 mm (1.2 in)	53 of 100 (Notable)
Bealiba	Australia	Record daily precipitation	39.1 mm (1.5 in)	53 of 100 (Notable)
Eberys	Australia	Record daily precipitation	31.0 mm (1.2 in)	53 of 100 (Notable)
Kerkwerve	Netherlands	Record daily precipitation	39.5 mm (1.6 in)	52 of 100 (Notable)
Skara 1	Sweden	Record daily precipitation	28.7 mm (1.1 in)	51 of 100 (Notable)
Mincha	Australia	Record daily precipitation	38.6 mm (1.5 in)	49 of 100 (Notable)
Wycheproof (Post Office)	Australia	Record daily precipitation	29.7 mm (1.2 in)	48 of 100 (Notable)
Dingee	Australia	Record daily precipitation	33.5 mm (1.3 in)	48 of 100 (Notable)
Goornong	Australia	Record daily precipitation	40.6 mm (1.6 in)	48 of 100 (Notable)
Wanalta	Australia	Record daily precipitation	33.0 mm (1.3 in)	48 of 100 (Notable)
Trentham (Post Office)	Australia	Record daily precipitation	45.2 mm (1.8 in)	48 of 100 (Notable)
Grootfontein	South Africa	Record daily precipitation	33.5 mm (1.3 in)	48 of 100 (Notable)
Coonamble (Pier Pier)	Australia	Record daily precipitation	28.2 mm (1.1 in)	47 of 100 (Notable)
Torrumbarry	Australia	Record daily precipitation	26.4 mm (1.0 in)	47 of 100 (Notable)
Longlea	Australia	Record daily precipitation	44.5 mm (1.8 in)	47 of 100 (Notable)
Bakensrug	South Africa	Record daily precipitation	35.6 mm (1.4 in)	47 of 100 (Notable)
Benjeroop (Davey)	Australia	Record daily precipitation	27.7 mm (1.1 in)	46 of 100 (Notable)
Macorna	Australia	Record daily precipitation	39.4 mm (1.6 in)	46 of 100 (Notable)
Kilmore Assumption College	Australia	Record daily precipitation	33.5 mm (1.3 in)	46 of 100 (Notable)
Safipur	India	Record daily precipitation	147.8 mm (5.8 in)	46 of 100 (Notable)
Emba	Kazakhstan	Record daily precipitation	31.6 mm (1.2 in)	46 of 100 (Notable)
Sterling	South Africa	Record daily precipitation	30.0 mm (1.2 in)	45 of 100 (Notable)
Elmore	Australia	Record daily precipitation	66.0 mm (2.6 in)	44 of 100 (Notable)
Toolleen (Ryan)	Australia	Record daily precipitation	34.3 mm (1.4 in)	44 of 100 (Notable)
Seymour Shire Depot	Australia	Record daily precipitation	38.1 mm (1.5 in)	44 of 100 (Notable)
Nordby (Fano)	Denmark	Record daily precipitation	44.8 mm (1.8 in)	44 of 100 (Notable)
Ghatsila Sr	India	Record daily precipitation	81.3 mm (3.2 in)	44 of 100 (Notable)
Riddells Creek	Australia	Record daily precipitation	35.1 mm (1.4 in)	43 of 100 (Notable)
Avenel (Post Office)	Australia	Record daily precipitation	32.5 mm (1.3 in)	43 of 100 (Notable)
Makrai	India	Record daily precipitation	198.1 mm (7.8 in)	43 of 100 (Notable)
Jashpurnagar	India	Record daily precipitation	106.2 mm (4.2 in)	43 of 100 (Notable)
Underbool	Australia	Record daily precipitation	26.2 mm (1.0 in)	42 of 100 (Notable)
Hot Springs 1 NNE	United States	Record daily precipitation	96.5 mm (3.8 in)	42 of 100 (Notable)
Glenloth Shingle Hut Hmsd	Australia	Record daily precipitation	32.5 mm (1.3 in)	41 of 100 (Notable)
Burkes Flat	Australia	Record daily precipitation	30.5 mm (1.2 in)	41 of 100 (Notable)
Marong	Australia	Record daily precipitation	30.2 mm (1.2 in)	41 of 100 (Notable)
Biesjesfontein	South Africa	Record daily precipitation	50.5 mm (2.0 in)	41 of 100 (Notable)
Yuma	United States	Record daily precipitation	29.0 mm (1.1 in)	41 of 100 (Notable)
Kimball 2NE	United States	Record daily precipitation	26.7 mm (1.1 in)	41 of 100 (Notable)
Watchem	Australia	Record daily precipitation	29.7 mm (1.2 in)	40 of 100 (Notable)
Boort	Australia	Record daily precipitation	26.9 mm (1.1 in)	40 of 100 (Notable)
Lake Marmal	Australia	Record daily precipitation	25.4 mm (1.0 in)	40 of 100 (Notable)
Kleve	Germany	Record daily precipitation	31.5 mm (1.2 in)	40 of 100 (Notable)

Counts by Type and Timescale

750 records

Records set or tied on 15 September 1950 by type: Highest daily maximum 22, Lowest daily maximum 71, Highest daily minimum 21, Lowest daily minimum 45, Heaviest daily rainfall 591.

Records on 15 September 1950 by type
Record type	Records
Highest daily maximum	22
Lowest daily maximum	71
Highest daily minimum	21
Lowest daily minimum	45
Heaviest daily rainfall	591
Heaviest daily snowfall	0
Deepest snow cover	0

Records on 15 September 1950 by timescale: all-time 0, monthly 18, daily 732.

How Much Records Were Beaten By

684 broken records

Margins by which the 684 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 95.7. Ties are not counted.

Top 20 by Significance

15 September 1950

Top 20 records on 15 September 1950 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
15 September 1950	Drummartin, AU	monthly rain	73.4 mm (2.9 in)	26.4 mm (1.0 in)	46 years	68 of 100 (Major)
15 September 1950	Tennyson, AU	daily rain	63.5 mm (2.5 in)	58.7 mm (2.3 in)	54 years	62 of 100 (Major)
15 September 1950	Groningen-1, NL	monthly rain	55.1 mm (2.2 in)	16.5 mm (0.6 in)	38 years	62 of 100 (Major)
15 September 1950	Clunes, AU	daily rain	43.2 mm (1.7 in)	22.1 mm (0.9 in)	57 years	61 of 100 (Major)
15 September 1950	Murraysburg (Pol), ZA	daily rain	44.5 mm (1.8 in)	36.1 mm (1.4 in)	48 years	61 of 100 (Major)
15 September 1950	St Arnaud, AU	daily rain	40.6 mm (1.6 in)	22.1 mm (0.9 in)	57 years	60 of 100 (Major)
15 September 1950	St Arnaud (Coonooer Bridge), AU	daily rain	36.3 mm (1.4 in)	19.5 mm (0.8 in)	57 years	60 of 100 (Major)
15 September 1950	Smeaton Weir, AU	daily rain	34.5 mm (1.4 in)	20.0 mm (0.8 in)	57 years	59 of 100 (Notable)
15 September 1950	Woodend (Carlisle Street), AU	daily rain	48.0 mm (1.9 in)	31.5 mm (1.2 in)	57 years	59 of 100 (Notable)
15 September 1950	Heerde, NL	daily rain	43.9 mm (1.7 in)	29.5 mm (1.2 in)	44 years	58 of 100 (Notable)
15 September 1950	Arnhem, NL	daily rain	53.0 mm (2.1 in)	33.0 mm (1.3 in)	44 years	57 of 100 (Notable)
15 September 1950	Brakfontein, ZA	daily rain	27.9 mm (1.1 in)	24.1 mm (0.9 in)	48 years	57 of 100 (Notable)
15 September 1950	Creswick, AU	daily rain	39.9 mm (1.6 in)	27.2 mm (1.1 in)	37 years	56 of 100 (Notable)
15 September 1950	Slaty Creek, AU	daily rain	31.8 mm (1.3 in)	25.4 mm (1.0 in)	37 years	55 of 100 (Notable)
15 September 1950	Heathcote, AU	daily rain	59.7 mm (2.4 in)	48.8 mm (1.9 in)	31 years	55 of 100 (Notable)
15 September 1950	Stuart Mill State School, AU	daily rain	36.8 mm (1.4 in)	26.1 mm (1.0 in)	50 years	54 of 100 (Notable)
15 September 1950	Kerang, AU	daily rain	28.2 mm (1.1 in)	19.8 mm (0.8 in)	54 years	53 of 100 (Notable)
15 September 1950	Wedderburn (Post Office), AU	daily rain	30.5 mm (1.2 in)	22.4 mm (0.9 in)	54 years	53 of 100 (Notable)
15 September 1950	Bealiba, AU	daily rain	39.1 mm (1.5 in)	23.1 mm (0.9 in)	37 years	53 of 100 (Notable)
15 September 1950	Eberys, AU	daily rain	31.0 mm (1.2 in)	22.9 mm (0.9 in)	35 years	53 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

1797 to 1950

Records set or tied on this calendar date in each year from 1797 to 1950. 1950 had 750 records.

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

Records on 09-15 in each year
Year	Records
1797	1
1803	1
1806	2
1810	1
1816	1
1818	1
1823	2
1833	1
1836	1
1837	2
1839	1
1841	1
1848	1
1850	1
1851	1
1854	2
1856	1
1857	1
1859	1
1864	1
1865	2
1866	1
1867	2
1868	1
1869	1
1872	1
1873	2
1876	2
1877	2
1880	1
1881	1
1882	6
1884	3
1885	4
1886	2
1887	3
1888	1
1889	5
1890	1
1894	4
1895	1
1897	1
1898	3
1899	3
1900	1
1901	12
1902	7
1903	31
1904	30
1905	16
1906	6
1907	7
1908	16
1909	16
1910	2
1911	40
1912	64
1913	43
1914	18
1915	94
1916	44
1917	50
1918	50
1919	52
1920	164
1921	122
1922	53
1923	193
1924	103
1925	112
1926	134
1927	539
1928	86
1929	99
1930	235
1931	422
1932	295
1933	322
1934	351
1935	463
1936	460
1937	337
1938	247
1939	1,098
1940	181
1941	276
1942	278
1943	360
1944	396
1945	418
1946	411
1947	621
1948	557
1949	523
1950	750
1951	283
1952	455
1953	400
1954	518
1955	532
1956	646
1957	449
1958	294
1959	844
1960	410
1961	586
1962	557
1963	455
1964	839
1965	614
1966	534
1967	578
1968	429
1969	362
1970	1,157
1971	598
1972	356
1973	774
1974	386
1975	739
1976	667
1977	400
1978	628
1979	1,022
1980	563
1981	613
1982	1,315
1983	756
1984	766
1985	764
1986	928
1987	719
1988	818
1989	955
1990	911
1991	1,165
1992	919
1993	2,227
1994	1,363
1995	723
1996	1,212
1997	1,177
1998	1,768
1999	858
2000	1,175
2001	837
2002	1,212
2003	855
2004	893
2005	1,123
2006	1,042
2007	946
2008	1,153
2009	773
2010	913
2011	1,170
2012	568
2013	854
2014	443
2015	997
2016	988
2017	825
2018	874
2019	538
2020	785
2021	467
2022	392
2023	507
2024	681
2025	503
2026	779

Download the Data

Data for records on 1950-09-15: 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 2026-10-15. Last revised 15 October 2026 (2026-10-15).

Margin	Records
0 to 20	605
20 to 40	65
40 to 60	11
60 to 80	1
80 to 100	2