Weather Records on 15 September 1929

99 weather records were set or tied worldwide on 15 September 1929. Highest significance: Canton 4N, US.

Key Facts for 15 September 1929

On 15 September 1929, 99 weather records were set or tied at long-record stations worldwide.
55 were record highs and 29 were record lows, counting maximum and minimum temperature.
By timescale, 0 were all-time records, 1 monthly and 98 daily.
Canton 4N set a daily record precipitation of 36.8 mm (1.4 in) on 15 September 1929.
Across 170 earlier years (1797 to 2026) the same calendar date averaged 415 records.

Record Map

99 stations

99 station records on 15 September 1929 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 15 September 1929: highest significance records shown on the map
Station	Country	Type	Value	Significance
Canton 4N	United States	Record daily precipitation	36.8 mm (1.4 in)	26 of 100 (Routine)
Yerevan	Armenia	Record low minimum temperature	5.0 C (41.0 F)	25 of 100 (Routine)
Durban-Botanical Gardens	South Africa	Record daily precipitation	49.8 mm (2.0 in)	25 of 100 (Routine)
Pleasantville 1 N	United States	Record daily precipitation	35.6 mm (1.4 in)	22 of 100 (Routine)
Poretskoye	Russia	Record daily precipitation	23.8 mm (0.9 in)	20 of 100 (Routine)
Biser	Russia	Record daily precipitation	18.3 mm (0.7 in)	20 of 100 (Routine)
Barkly East	South Africa	Record daily precipitation	16.3 mm (0.6 in)	20 of 100 (Routine)
Jhb-Joubert Park	South Africa	Record daily precipitation	18.0 mm (0.7 in)	20 of 100 (Routine)
Nemours (Ghazaouet)	Algeria	Record high minimum temperature	23.0 C (73.4 F)	20 of 100 (Routine)
Storlien	Sweden	Record high minimum temperature	7.0 C (44.6 F)	20 of 100 (Routine)
Sydney	Canada	Record high minimum temperature	18.3 C (64.9 F)	19 of 100 (Routine)
Magdeburg	Germany	Record high minimum temperature	16.1 C (61.0 F)	19 of 100 (Routine)
Heinersreuth-Vollhof	Germany	Record high minimum temperature	14.3 C (57.7 F)	19 of 100 (Routine)
Harrisville	United States	Record low minimum temperature	1.1 C (34.0 F)	19 of 100 (Routine)
Adel	United States	Record daily precipitation	19.1 mm (0.8 in)	19 of 100 (Routine)
Muenster	Germany	Record high minimum temperature	16.0 C (60.8 F)	18 of 100 (Routine)
Altastenberg	Germany	Record high minimum temperature	13.2 C (55.8 F)	18 of 100 (Routine)
Arnsberg	Germany	Record high minimum temperature	15.8 C (60.4 F)	18 of 100 (Routine)
Linkoeping-Malmslaett	Sweden	Record high minimum temperature	14.1 C (57.4 F)	18 of 100 (Routine)
Karesuando	Sweden	Record high maximum temperature	16.5 C (61.7 F)	18 of 100 (Routine)
Kremsmuenster	Austria	Record high minimum temperature	16.5 C (61.7 F)	17 of 100 (Routine)
Fredericton Unb	Canada	Record high minimum temperature	13.9 C (57.0 F)	17 of 100 (Routine)
Charlottetown	Canada	Record high minimum temperature	16.7 C (62.1 F)	17 of 100 (Routine)
Waren	Germany	Record daily precipitation	15.0 mm (0.6 in)	17 of 100 (Routine)
Kirensk	Russia	Record daily precipitation	11.1 mm (0.4 in)	17 of 100 (Routine)
Jerome	United States	Record high minimum temperature	22.2 C (72.0 F)	17 of 100 (Routine)
Wolfville	Canada	Record daily precipitation	14.5 mm (0.6 in)	16 of 100 (Routine)
Nurnberg	Germany	Record high minimum temperature	16.5 C (61.7 F)	16 of 100 (Routine)
Feodosiia	Ukraine	Record low minimum temperature	5.4 C (41.7 F)	16 of 100 (Routine)
Sable Island	Canada	Record high minimum temperature	17.8 C (64.0 F)	15 of 100 (Routine)
Federal Pt	United States	Record daily precipitation	48.0 mm (1.9 in)	15 of 100 (Routine)
Farmland 5 NNW	United States	Record low minimum temperature	3.9 C (39.0 F)	15 of 100 (Routine)
Olga 2 SE	United States	Record high maximum temperature	23.9 C (75.0 F)	15 of 100 (Routine)
Brunswick	United States	Record low maximum temperature	16.7 C (62.1 F)	14 of 100 (Routine)
Jackson Exp STN	United States	Record low minimum temperature	7.2 C (45.0 F)	14 of 100 (Routine)
Covington 3 SW	United States	Record low minimum temperature	8.3 C (46.9 F)	13 of 100 (Routine)
Old Halls Creek	Australia	Record low minimum temperature	6.2 C (43.2 F)	12 of 100 (Routine)
Simferopol	Ukraine	Record low minimum temperature	0.9 C (33.6 F)	12 of 100 (Routine)
Jonesboro 3 SSE	United States	Record low minimum temperature	9.4 C (48.9 F)	12 of 100 (Routine)
Brooksville Chin Hill	United States	Record high maximum temperature	36.1 C (97.0 F)	12 of 100 (Routine)
Louisville	United States	Record daily precipitation	31.8 mm (1.3 in)	12 of 100 (Routine)
Oran-Hopital Militaire	Algeria	Record high minimum temperature	24.0 C (75.2 F)	11 of 100 (Routine)
Schwerin	Germany	Record high minimum temperature	15.5 C (59.9 F)	11 of 100 (Routine)
Bamberg	Germany	Record high minimum temperature	15.5 C (59.9 F)	11 of 100 (Routine)
Zagreb-Gric	Croatia	Record high minimum temperature	16.6 C (61.9 F)	11 of 100 (Routine)
Vasteras-Hasslo	Sweden	Record high minimum temperature	13.5 C (56.3 F)	11 of 100 (Routine)
Independence	United States	Record high maximum temperature	36.7 C (98.1 F)	11 of 100 (Routine)
Willapa Harbor	United States	Record high maximum temperature	30.0 C (86.0 F)	11 of 100 (Routine)
Waren	Germany	Record high minimum temperature	15.3 C (59.5 F)	10 of 100 (Routine)
Cheyenne Wells 2NE	United States	Record high minimum temperature	17.2 C (63.0 F)	10 of 100 (Routine)
Cheboygan	United States	Record low minimum temperature	2.8 C (37.0 F)	10 of 100 (Routine)
Wahpeton 3 N	United States	Record high minimum temperature	15.0 C (59.0 F)	10 of 100 (Routine)
Tranebjerg	Denmark	Record high maximum temperature	22.0 C (71.6 F)	9 of 100 (Routine)
Fichtelberg	Germany	Record high minimum temperature	12.4 C (54.3 F)	9 of 100 (Routine)
Oktjabrskij-Gorodok	Russia	Record low maximum temperature	11.2 C (52.2 F)	9 of 100 (Routine)
Karlsruhe	Germany	Record high minimum temperature	17.1 C (62.8 F)	8 of 100 (Routine)
Gallivare_A	Sweden	Record high maximum temperature	19.1 C (66.4 F)	8 of 100 (Routine)
Elsinore	United States	Record high maximum temperature	42.8 C (109.0 F)	8 of 100 (Routine)
Baton Rouge	United States	Record daily precipitation	32.0 mm (1.3 in)	8 of 100 (Routine)
Old Halls Creek	Australia	Record low maximum temperature	28.9 C (84.0 F)	7 of 100 (Routine)

Counts by Type and Timescale

99 records

Records set or tied on 15 September 1929 by type: Highest daily maximum 23, Lowest daily maximum 7, Highest daily minimum 32, Lowest daily minimum 22, Heaviest daily rainfall 15.

Records on 15 September 1929 by type
Record type	Records
Highest daily maximum	23
Lowest daily maximum	7
Highest daily minimum	32
Lowest daily minimum	22
Heaviest daily rainfall	15
Heaviest daily snowfall	0
Deepest snow cover	0

Records on 15 September 1929 by timescale: all-time 0, monthly 1, daily 98.

How Much Records Were Beaten By

70 broken records

Margins by which the 70 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 24.6. Ties are not counted.

Top 20 by Significance

15 September 1929

Top 20 records on 15 September 1929 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
15 September 1929	Canton 4N, US	daily rain	36.8 mm (1.4 in)	24.6 mm (1.0 in)	28 years	26 of 100 (Routine)
15 September 1929	Yerevan, AM	daily low min	5.0 C (41.0 F)	3.5 C (6.3 F)	34 years	25 of 100 (Routine)
15 September 1929	Durban-Botanical Gardens, ZA	daily rain	49.8 mm (2.0 in)	16.5 mm (0.6 in)	28 years	25 of 100 (Routine)
15 September 1929	Pleasantville 1 N, US	daily rain	35.6 mm (1.4 in)	17.3 mm (0.7 in)	24 years	22 of 100 (Routine)
15 September 1929	Poretskoye, RU	daily rain	23.8 mm (0.9 in)	12.2 mm (0.5 in)	34 years	20 of 100 (Routine)
15 September 1929	Biser, RU	daily rain	18.3 mm (0.7 in)	10.8 mm (0.4 in)	30 years	20 of 100 (Routine)
15 September 1929	Barkly East, ZA	daily rain	16.3 mm (0.6 in)	13.5 mm (0.5 in)	28 years	20 of 100 (Routine)
15 September 1929	Jhb-Joubert Park, ZA	daily rain	18.0 mm (0.7 in)	15.7 mm (0.6 in)	28 years	20 of 100 (Routine)
15 September 1929	Nemours (Ghazaouet), DZ	daily high min	23.0 C (73.4 F)	0.8 C (1.4 F)	42 years	20 of 100 (Routine)
15 September 1929	Storlien, SE	daily high min	7.0 C (44.6 F)	1.0 C (1.8 F)	44 years	20 of 100 (Routine)
15 September 1929	Sydney, CA	daily high min	18.3 C (64.9 F)	1.1 C (2.0 F)	38 years	19 of 100 (Routine)
15 September 1929	Magdeburg, DE	daily high min	16.1 C (61.0 F)	1.5 C (2.7 F)	37 years	19 of 100 (Routine)
15 September 1929	Heinersreuth-Vollhof, DE	daily high min	14.3 C (57.7 F)	1.5 C (2.7 F)	35 years	19 of 100 (Routine)
15 September 1929	Harrisville, US	daily low min	1.1 C (34.0 F)	2.8 C (5.0 F)	36 years	19 of 100 (Routine)
15 September 1929	Adel, US	daily rain	19.1 mm (0.8 in)	8.2 mm (0.32 in)	23 years	19 of 100 (Routine)
15 September 1929	Muenster, DE	daily high min	16.0 C (60.8 F)	2.0 C (3.6 F)	32 years	18 of 100 (Routine)
15 September 1929	Altastenberg, DE	daily high min	13.2 C (55.8 F)	1.9 C (3.4 F)	32 years	18 of 100 (Routine)
15 September 1929	Arnsberg, DE	daily high min	15.8 C (60.4 F)	1.5 C (2.7 F)	32 years	18 of 100 (Routine)
15 September 1929	Linkoeping-Malmslaett, SE	daily high min	14.1 C (57.4 F)	2.6 C (4.7 F)	23 years	18 of 100 (Routine)
15 September 1929	Karesuando, SE	daily high max	16.5 C (61.7 F)	1.0 C (1.8 F)	41 years	18 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

1797 to 1929

Records set or tied on this calendar date in each year from 1797 to 1929. 1929 had 99 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 1929-09-15: 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 5	58
5 to 10	5
10 to 15	3
15 to 20	3
20 to 25	1