Weather Records on 28 September 1939

552 weather records were set or tied worldwide on 28 September 1939. Highest significance: Grand Coteau, US.

Key Facts for 28 September 1939

On 28 September 1939, 552 weather records were set or tied at long-record stations worldwide.
360 were record highs and 110 were record lows, counting maximum and minimum temperature.
By timescale, 1 were all-time records, 21 monthly and 530 daily.
Grand Coteau set a daily record precipitation of 88.9 mm (3.5 in) on 28 September 1939.
Across 162 earlier years (1794 to 2026) the same calendar date averaged 427 records.

Record Map

552 stations

552 station records on 28 September 1939 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 28 September 1939: highest significance records shown on the map
Station	Country	Type	Value	Significance
Grand Coteau	United States	Record daily precipitation	88.9 mm (3.5 in)	43 of 100 (Notable)
Kulikuchi	India	Record daily precipitation	69.9 mm (2.8 in)	40 of 100 (Notable)
Berens River	Canada	Record daily snowfall	17.8 cm (7.0 in)	38 of 100 (Notable)
Kuturi	India	Record daily precipitation	161.5 mm (6.4 in)	34 of 100 (Routine)
Cockle Creek (Pasminco Metals)	Australia	Record daily precipitation	68.1 mm (2.7 in)	32 of 100 (Routine)
Praha-Klementinum	Czech Republic	Record low minimum temperature	2.1 C (35.8 F)	32 of 100 (Routine)
Tezpur	India	Record daily precipitation	57.7 mm (2.3 in)	32 of 100 (Routine)
Borio	India	Record daily precipitation	74.2 mm (2.9 in)	32 of 100 (Routine)
Levan	United States	Record daily precipitation	30.2 mm (1.2 in)	32 of 100 (Routine)
Sutherland Mwsdb	Australia	Record daily precipitation	54.1 mm (2.1 in)	31 of 100 (Routine)
Audley National Park Bottom St	Australia	Record daily precipitation	46.7 mm (1.8 in)	30 of 100 (Routine)
Cairo Ezbekiya	Egypt	Record high maximum temperature	43.0 C (109.4 F)	30 of 100 (Routine)
Wokha	India	Record daily precipitation	67.6 mm (2.7 in)	30 of 100 (Routine)
Amchong(Sonepur)	India	Record daily precipitation	58.7 mm (2.3 in)	28 of 100 (Routine)
Roanoke	United States	Record daily precipitation	55.1 mm (2.2 in)	28 of 100 (Routine)
Maunawili Rch	United States	Record low minimum temperature	16.1 C (61.0 F)	28 of 100 (Routine)
Magdeburg	Germany	Record low minimum temperature	-0.5 C (31.1 F)	27 of 100 (Routine)
Bedetti(Behali)	India	Record daily precipitation	75.4 mm (3.0 in)	27 of 100 (Routine)
Mokakchung	India	Record daily precipitation	68.6 mm (2.7 in)	27 of 100 (Routine)
Dunvegan	Canada	Record low maximum temperature	5.0 C (41.0 F)	26 of 100 (Routine)
Potsdam	Germany	Record low minimum temperature	0.1 C (32.2 F)	26 of 100 (Routine)
Silchar	India	Record daily precipitation	178.6 mm (7.0 in)	26 of 100 (Routine)
Nowgong	India	Record daily precipitation	55.9 mm (2.2 in)	26 of 100 (Routine)
Astana	Kazakhstan	Record high minimum temperature	10.4 C (50.7 F)	26 of 100 (Routine)
Salzburg	Austria	Record low minimum temperature	-0.3 C (31.5 F)	25 of 100 (Routine)
Edmonton	Canada	Record low maximum temperature	4.4 C (39.9 F)	25 of 100 (Routine)
Leipzig-Holzhausen	Germany	Record low minimum temperature	0.6 C (33.1 F)	25 of 100 (Routine)
Sagunbari	India	Record daily precipitation	77.0 mm (3.0 in)	25 of 100 (Routine)
Southern Pines 2 W	United States	Record high minimum temperature	25.0 C (77.0 F)	25 of 100 (Routine)
Corinne	United States	Record high minimum temperature	13.9 C (57.0 F)	25 of 100 (Routine)
Sydney Botanic Gardens	Australia	Record daily precipitation	38.1 mm (1.5 in)	24 of 100 (Routine)
Hay River	Canada	Record low maximum temperature	-0.6 C (30.9 F)	24 of 100 (Routine)
Aachen	Germany	Record low minimum temperature	0.3 C (32.5 F)	24 of 100 (Routine)
Afton	United States	Record high maximum temperature	34.4 C (93.9 F)	23 of 100 (Routine)
Leitchfield 2 N	United States	Record high maximum temperature	35.0 C (95.0 F)	23 of 100 (Routine)
Bethany	United States	Record high maximum temperature	35.6 C (96.1 F)	23 of 100 (Routine)
Lexington Bluegrass AP	United States	Record high maximum temperature	34.4 C (93.9 F)	23 of 100 (Routine)
Muenster	Germany	Record low minimum temperature	-1.6 C (29.1 F)	22 of 100 (Routine)
Augsburg (Sankt Stephan)	Germany	Record low minimum temperature	-0.2 C (31.6 F)	22 of 100 (Routine)
Barpukhuri	India	Record daily precipitation	82.8 mm (3.3 in)	22 of 100 (Routine)
Elatma	Russia	Record low minimum temperature	-5.2 C (22.6 F)	22 of 100 (Routine)
Creston 2 SW	United States	Record high maximum temperature	34.4 C (93.9 F)	22 of 100 (Routine)
Thurman	United States	Record high maximum temperature	37.2 C (99.0 F)	22 of 100 (Routine)
Webster City	United States	Record high maximum temperature	34.4 C (93.9 F)	22 of 100 (Routine)
Doniphan	United States	Record high maximum temperature	36.7 C (98.1 F)	22 of 100 (Routine)
Kirksville	United States	Record high maximum temperature	33.9 C (93.0 F)	22 of 100 (Routine)
Grants Pass	United States	Record high minimum temperature	12.8 C (55.0 F)	22 of 100 (Routine)
Marlinton	United States	Record high maximum temperature	31.7 C (89.1 F)	22 of 100 (Routine)
Waimanalo 794	United States	Record low minimum temperature	16.7 C (62.1 F)	22 of 100 (Routine)
Brome	Canada	Record daily precipitation	29.0 mm (1.1 in)	21 of 100 (Routine)
Helwan (Cairo)	Egypt	Record high maximum temperature	41.0 C (105.8 F)	21 of 100 (Routine)
Virajpet	India	Record daily precipitation	52.1 mm (2.1 in)	21 of 100 (Routine)
Susanville 2SW	United States	Record high minimum temperature	12.8 C (55.0 F)	21 of 100 (Routine)
Avon Park 2 W	United States	Record high maximum temperature	35.6 C (96.1 F)	21 of 100 (Routine)
Glenwood 3SW	United States	Record high maximum temperature	36.1 C (97.0 F)	21 of 100 (Routine)
Jefferson	United States	Record high maximum temperature	33.9 C (93.0 F)	21 of 100 (Routine)
Oskaloosa	United States	Record high maximum temperature	35.6 C (96.1 F)	21 of 100 (Routine)
Washington	United States	Record high maximum temperature	33.9 C (93.0 F)	21 of 100 (Routine)
Oregon	United States	Record high maximum temperature	36.1 C (97.0 F)	21 of 100 (Routine)
Southern Pines 2 W	United States	Record daily precipitation	35.1 mm (1.4 in)	21 of 100 (Routine)

Counts by Type and Timescale

552 records

Records set or tied on 28 September 1939 by type: Highest daily maximum 306, Lowest daily maximum 39, Highest daily minimum 54, Lowest daily minimum 71, Heaviest daily rainfall 70, Heaviest daily snowfall 10, Deepest snow cover 2.

Records on 28 September 1939 by type
Record type	Records
Highest daily maximum	306
Lowest daily maximum	39
Highest daily minimum	54
Lowest daily minimum	71
Heaviest daily rainfall	70
Heaviest daily snowfall	10
Deepest snow cover	2

Records on 28 September 1939 by timescale: all-time 1, monthly 21, daily 530.

How Much Records Were Beaten By

436 broken records

Margins by which the 436 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 153.0. Ties are not counted.

Top 20 by Significance

28 September 1939

Top 20 records on 28 September 1939 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
28 September 1939	Grand Coteau, US	daily rain	88.9 mm (3.5 in)	52.6 mm (2.1 in)	36 years	43 of 100 (Notable)
28 September 1939	Kulikuchi, IN	daily rain	69.9 mm (2.8 in)	42.0 mm (1.7 in)	28 years	40 of 100 (Notable)
28 September 1939	Berens River, CA	daily snowfall	17.8 cm (7.0 in)	15.3 cm (6.0 in)	18 years	38 of 100 (Notable)
28 September 1939	Kuturi, IN	all-time rain	161.5 mm (6.4 in)	0.7 mm (0.03 in)	38 years	34 of 100 (Routine)
28 September 1939	Cockle Creek (Pasminco Metals), AU	daily rain	68.1 mm (2.7 in)	27.5 mm (1.1 in)	29 years	32 of 100 (Routine)
28 September 1939	Praha-Klementinum, CZ	daily low min	2.1 C (35.8 F)	0.5 C (0.9 F)	71 years	32 of 100 (Routine)
28 September 1939	Tezpur, IN	daily rain	57.7 mm (2.3 in)	33.8 mm (1.3 in)	20 years	32 of 100 (Routine)
28 September 1939	Borio, IN	daily rain	74.2 mm (2.9 in)	48.8 mm (1.9 in)	30 years	32 of 100 (Routine)
28 September 1939	Levan, US	daily rain	30.2 mm (1.2 in)	13.4 mm (0.5 in)	41 years	32 of 100 (Routine)
28 September 1939	Sutherland Mwsdb, AU	daily rain	54.1 mm (2.1 in)	27.9 mm (1.1 in)	28 years	31 of 100 (Routine)
28 September 1939	Audley National Park Bottom St, AU	daily rain	46.7 mm (1.8 in)	21.8 mm (0.9 in)	28 years	30 of 100 (Routine)
28 September 1939	Cairo Ezbekiya, EG	monthly high max	43.0 C (109.4 F)	2.0 C (3.6 F)	29 years	30 of 100 (Routine)
28 September 1939	Wokha, IN	daily rain	67.6 mm (2.7 in)	35.3 mm (1.4 in)	17 years	30 of 100 (Routine)
28 September 1939	Amchong(Sonepur), IN	daily rain	58.7 mm (2.3 in)	47.3 mm (1.9 in)	12 years	28 of 100 (Routine)
28 September 1939	Roanoke, US	daily rain	55.1 mm (2.2 in)	27.2 mm (1.1 in)	37 years	28 of 100 (Routine)
28 September 1939	Maunawili Rch, US	monthly low min	16.1 C (61.0 F)	1.1 C (2.0 F)	20 years	28 of 100 (Routine)
28 September 1939	Magdeburg, DE	monthly low min	-0.5 C (31.1 F)	0.8 C (1.4 F)	35 years	27 of 100 (Routine)
28 September 1939	Bedetti(Behali), IN	daily rain	75.4 mm (3.0 in)	34.0 mm (1.3 in)	20 years	27 of 100 (Routine)
28 September 1939	Mokakchung, IN	daily rain	68.6 mm (2.7 in)	27.5 mm (1.1 in)	20 years	27 of 100 (Routine)
28 September 1939	Dunvegan, CA	daily low max	5.0 C (41.0 F)	1.7 C (3.1 F)	56 years	26 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

1794 to 1939

Records set or tied on this calendar date in each year from 1794 to 1939. 1939 had 552 records.

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

Records on 09-28 in each year
Year	Records
1794	1
1826	1
1832	1
1849	2
1851	1
1854	2
1855	2
1859	1
1862	1
1864	1
1866	1
1867	3
1868	1
1869	2
1873	3
1874	3
1877	3
1878	1
1879	1
1880	2
1881	3
1883	2
1884	1
1885	4
1887	1
1888	1
1890	4
1891	2
1892	3
1893	1
1894	6
1895	5
1896	3
1897	5
1898	4
1899	6
1900	9
1901	2
1902	5
1903	19
1904	17
1905	17
1906	37
1907	27
1908	23
1909	16
1910	39
1911	62
1912	32
1913	37
1914	28
1915	57
1916	61
1917	35
1918	55
1919	38
1920	23
1921	39
1922	34
1923	150
1924	139
1925	191
1926	305
1927	194
1928	205
1929	432
1930	116
1931	233
1932	195
1933	459
1934	237
1935	282
1936	502
1937	313
1938	311
1939	552
1940	419
1941	479
1942	1,187
1943	440
1944	367
1945	1,034
1946	347
1947	647
1948	617
1949	359
1950	233
1951	441
1952	366
1953	842
1954	512
1955	409
1956	590
1957	695
1958	509
1959	874
1960	226
1961	385
1962	705
1963	666
1964	723
1965	582
1966	477
1967	978
1968	262
1969	244
1970	932
1971	954
1972	671
1973	886
1974	583
1975	502
1976	900
1977	784
1978	513
1979	915
1980	750
1981	752
1982	1,001
1983	941
1984	1,326
1985	1,189
1986	1,264
1987	825
1988	623
1989	847
1990	414
1991	821
1992	643
1993	627
1994	836
1995	794
1996	1,069
1997	681
1998	1,541
1999	1,533
2000	652
2001	791
2002	743
2003	929
2004	852
2005	1,088
2006	704
2007	837
2008	536
2009	792
2010	1,139
2011	1,025
2012	624
2013	790
2014	878
2015	673
2016	520
2017	755
2018	527
2019	1,388
2020	531
2021	740
2022	727
2023	772
2024	1,364
2025	464
2026	531

Download the Data

Data for records on 1939-09-28: 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	417
20 to 40	13
40 to 60	5
60 to 80	0
80 to 100	0
100 to 120	0
120 to 140	0
140 to 160	1