Weather Records on 15 September 1947

621 weather records were set or tied worldwide on 15 September 1947. Highest significance: Lankeys Creek (Woodridge), AU.

Key Facts for 15 September 1947

On 15 September 1947, 621 weather records were set or tied at long-record stations worldwide.
240 were record highs and 95 were record lows, counting maximum and minimum temperature.
By timescale, 0 were all-time records, 20 monthly and 601 daily.
Lankeys Creek (Woodridge) set a daily record precipitation of 54.6 mm (2.1 in) on 15 September 1947.
Across 170 earlier years (1797 to 2026) the same calendar date averaged 412 records.

Record Map

621 stations

621 station records on 15 September 1947 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 15 September 1947: highest significance records shown on the map
Station	Country	Type	Value	Significance
Lankeys Creek (Woodridge)	Australia	Record daily precipitation	54.6 mm (2.1 in)	53 of 100 (Notable)
Valapady	India	Record daily precipitation	80.0 mm (3.1 in)	51 of 100 (Notable)
Tonderburine	Australia	Record daily precipitation	30.0 mm (1.2 in)	48 of 100 (Notable)
Longview	United States	Record daily precipitation	81.3 mm (3.2 in)	48 of 100 (Notable)
Shahpura	India	Record daily precipitation	81.3 mm (3.2 in)	47 of 100 (Notable)
Rockingham Post Office	Australia	Record daily precipitation	36.6 mm (1.4 in)	45 of 100 (Notable)
Mooliabeenee Siding	Australia	Record daily precipitation	38.9 mm (1.5 in)	43 of 100 (Notable)
Delphi 2 N	United States	Record daily precipitation	58.9 mm (2.3 in)	43 of 100 (Notable)
Leipzig-Holzhausen	Germany	Record high maximum temperature	32.1 C (89.8 F)	42 of 100 (Notable)
Kareepoort	South Africa	Record daily precipitation	30.7 mm (1.2 in)	41 of 100 (Notable)
Mahendraganj	India	Record daily precipitation	185.4 mm (7.3 in)	40 of 100 (Notable)
Gopalpur	India	Record daily precipitation	119.4 mm (4.7 in)	40 of 100 (Notable)
Goonumbla (Coradgery)	Australia	Record daily precipitation	27.9 mm (1.1 in)	39 of 100 (Notable)
Whitehead	Canada	Record daily precipitation	78.7 mm (3.1 in)	39 of 100 (Notable)
Gorlitz	Germany	Record high maximum temperature	31.6 C (88.9 F)	38 of 100 (Notable)
Yercaud	India	Record daily precipitation	109.2 mm (4.3 in)	38 of 100 (Notable)
Laborare	South Africa	Record daily precipitation	39.4 mm (1.6 in)	38 of 100 (Notable)
Chhibramau	India	Record daily precipitation	100.6 mm (4.0 in)	37 of 100 (Notable)
Richmond C/K (Tnk)	South Africa	Record daily precipitation	27.9 mm (1.1 in)	37 of 100 (Notable)
Wyanga (Barcoo)	Australia	Record daily precipitation	32.5 mm (1.3 in)	36 of 100 (Notable)
Augsburg (Sankt Stephan)	Germany	Record high maximum temperature	32.1 C (89.8 F)	36 of 100 (Notable)
Chemnitz	Germany	Record high maximum temperature	31.3 C (88.3 F)	36 of 100 (Notable)
Coonamble Comparison	Australia	Record daily precipitation	30.0 mm (1.2 in)	35 of 100 (Notable)
Attur	India	Record daily precipitation	77.7 mm (3.1 in)	35 of 100 (Notable)
Heidelberg Cape (Pol)	South Africa	Record daily precipitation	35.1 mm (1.4 in)	35 of 100 (Notable)
Balfour (Pol)	South Africa	Record daily precipitation	31.2 mm (1.2 in)	35 of 100 (Notable)
Cape Otway Lighthouse	Australia	Record high minimum temperature	17.8 C (64.0 F)	34 of 100 (Routine)
Altastenberg	Germany	Record high maximum temperature	26.0 C (78.8 F)	34 of 100 (Routine)
Chidlow	Australia	Record daily precipitation	44.5 mm (1.8 in)	33 of 100 (Routine)
Round Hill	Australia	Record daily precipitation	26.7 mm (1.1 in)	33 of 100 (Routine)
Dublin Phoenix Park	Ireland	Record high minimum temperature	16.7 C (62.1 F)	33 of 100 (Routine)
Elliott Research Station	Australia	Record daily precipitation	48.3 mm (1.9 in)	32 of 100 (Routine)
Waren	Germany	Record high minimum temperature	18.2 C (64.8 F)	32 of 100 (Routine)
Cuddapah	India	Record daily precipitation	81.3 mm (3.2 in)	32 of 100 (Routine)
Zastron (Tnk)	South Africa	Record daily precipitation	25.4 mm (1.0 in)	32 of 100 (Routine)
Mt Ida 3 SE	United States	Record daily precipitation	39.4 mm (1.6 in)	32 of 100 (Routine)
Bathurst	Canada	Record high maximum temperature	29.4 C (84.9 F)	31 of 100 (Routine)
Hohenpeissenberg	Germany	Record high minimum temperature	18.2 C (64.8 F)	31 of 100 (Routine)
Auraiya	India	Record daily precipitation	73.4 mm (2.9 in)	31 of 100 (Routine)
Shahjahanpur	India	Record daily precipitation	115.6 mm (4.6 in)	31 of 100 (Routine)
Katberg (Bos)	South Africa	Record daily precipitation	74.9 mm (2.9 in)	31 of 100 (Routine)
Cyferfontein	South Africa	Record daily precipitation	31.0 mm (1.2 in)	31 of 100 (Routine)
Cascade 5 S	United States	Record daily precipitation	25.4 mm (1.0 in)	31 of 100 (Routine)
Nordby (Fano)	Denmark	Record high maximum temperature	22.5 C (72.5 F)	30 of 100 (Routine)
Hohenpeissenberg	Germany	Record high maximum temperature	26.5 C (79.7 F)	30 of 100 (Routine)
Manoharpur	India	Record daily precipitation	102.4 mm (4.0 in)	30 of 100 (Routine)
Mercanam	India	Record daily precipitation	110.5 mm (4.4 in)	30 of 100 (Routine)
Flint	United States	Record daily precipitation	41.9 mm (1.6 in)	30 of 100 (Routine)
Lankaran	Azerbaijan	Record daily precipitation	72.3 mm (2.8 in)	29 of 100 (Routine)
Churchman Brook	Australia	Record daily precipitation	77.5 mm (3.1 in)	29 of 100 (Routine)
Jarrahdale	Australia	Record daily precipitation	45.0 mm (1.8 in)	29 of 100 (Routine)
Mundaring	Australia	Record daily precipitation	63.5 mm (2.5 in)	29 of 100 (Routine)
Jena Sternwarte	Germany	Record high maximum temperature	33.5 C (92.3 F)	29 of 100 (Routine)
Waterford	South Africa	Record daily precipitation	25.1 mm (1.0 in)	29 of 100 (Routine)
Gongolgon Post Office	Australia	Record daily precipitation	28.2 mm (1.1 in)	28 of 100 (Routine)
Nordby (Fano)	Denmark	Record high minimum temperature	15.0 C (59.0 F)	28 of 100 (Routine)
Koebenhavn: Landbohojskolen-1	Denmark	Record high minimum temperature	15.6 C (60.1 F)	28 of 100 (Routine)
Muenster	Germany	Record high maximum temperature	29.3 C (84.7 F)	28 of 100 (Routine)
Harur	India	Record daily precipitation	60.5 mm (2.4 in)	28 of 100 (Routine)
Seymour (Mag)	South Africa	Record daily precipitation	29.0 mm (1.1 in)	28 of 100 (Routine)

Counts by Type and Timescale

621 records

Records set or tied on 15 September 1947 by type: Highest daily maximum 122, Lowest daily maximum 13, Highest daily minimum 118, Lowest daily minimum 82, Heaviest daily rainfall 286.

Records on 15 September 1947 by type
Record type	Records
Highest daily maximum	122
Lowest daily maximum	13
Highest daily minimum	118
Lowest daily minimum	82
Heaviest daily rainfall	286
Heaviest daily snowfall	0
Deepest snow cover	0

Records on 15 September 1947 by timescale: all-time 0, monthly 20, daily 601.

How Much Records Were Beaten By

530 broken records

Margins by which the 530 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 80.0. Ties are not counted.

Top 20 by Significance

15 September 1947

Top 20 records on 15 September 1947 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
15 September 1947	Lankeys Creek (Woodridge), AU	daily rain	54.6 mm (2.1 in)	33.0 mm (1.3 in)	34 years	53 of 100 (Notable)
15 September 1947	Valapady, IN	daily rain	80.0 mm (3.1 in)	55.1 mm (2.2 in)	45 years	51 of 100 (Notable)
15 September 1947	Tonderburine, AU	daily rain	30.0 mm (1.2 in)	23.9 mm (0.9 in)	56 years	48 of 100 (Notable)
15 September 1947	Longview, US	daily rain	81.3 mm (3.2 in)	70.1 mm (2.8 in)	14 years	48 of 100 (Notable)
15 September 1947	Shahpura, IN	daily rain	81.3 mm (3.2 in)	62.8 mm (2.5 in)	29 years	47 of 100 (Notable)
15 September 1947	Rockingham Post Office, AU	daily rain	36.6 mm (1.4 in)	23.6 mm (0.9 in)	4 years	45 of 100 (Notable)
15 September 1947	Mooliabeenee Siding, AU	daily rain	38.9 mm (1.5 in)	24.7 mm (1.0 in)	13 years	43 of 100 (Notable)
15 September 1947	Delphi 2 N, US	daily rain	58.9 mm (2.3 in)	36.8 mm (1.4 in)	36 years	43 of 100 (Notable)
15 September 1947	Leipzig-Holzhausen, DE	daily high max	32.1 C (89.8 F)	6.9 C (12.4 F)	61 years	42 of 100 (Notable)
15 September 1947	Kareepoort, ZA	daily rain	30.7 mm (1.2 in)	30.7 mm (1.2 in)	30 years	41 of 100 (Notable)
15 September 1947	Mahendraganj, IN	daily rain	185.4 mm (7.3 in)	80.0 mm (3.1 in)	36 years	40 of 100 (Notable)
15 September 1947	Gopalpur, IN	daily rain	119.4 mm (4.7 in)	66.1 mm (2.6 in)	30 years	40 of 100 (Notable)
15 September 1947	Goonumbla (Coradgery), AU	daily rain	27.9 mm (1.1 in)	12.4 mm (0.5 in)	55 years	39 of 100 (Notable)
15 September 1947	Whitehead, CA	monthly rain	78.7 mm (3.1 in)	16.0 mm (0.6 in)	35 years	39 of 100 (Notable)
15 September 1947	Gorlitz, DE	daily high max	31.6 C (88.9 F)	6.2 C (11.2 F)	60 years	38 of 100 (Notable)
15 September 1947	Yercaud, IN	daily rain	109.2 mm (4.3 in)	53.8 mm (2.1 in)	29 years	38 of 100 (Notable)
15 September 1947	Laborare, ZA	daily rain	39.4 mm (1.6 in)	36.1 mm (1.4 in)	8 years	38 of 100 (Notable)
15 September 1947	Chhibramau, IN	daily rain	100.6 mm (4.0 in)	59.5 mm (2.3 in)	8 years	37 of 100 (Notable)
15 September 1947	Richmond C/K (Tnk), ZA	daily rain	27.9 mm (1.1 in)	25.4 mm (1.0 in)	12 years	37 of 100 (Notable)
15 September 1947	Wyanga (Barcoo), AU	daily rain	32.5 mm (1.3 in)	23.1 mm (0.9 in)	2 years	36 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 1947

Records set or tied on this calendar date in each year from 1797 to 1947. 1947 had 621 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 1947-09-15: 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 10	427
10 to 20	59
20 to 30	24
30 to 40	10
40 to 50	2
50 to 60	3
60 to 70	3
70 to 80	2