Weather Records on 7 October 1939

769 weather records were set or tied worldwide on 7 October 1939. Highest significance: Ancho, US.

Key Facts for 7 October 1939

On 7 October 1939, 769 weather records were set or tied at long-record stations worldwide.
424 were record highs and 104 were record lows, counting maximum and minimum temperature.
By timescale, 0 were all-time records, 99 monthly and 670 daily.
Ancho set a monthly record daily precipitation of 56.1 mm (2.2 in) on 7 October 1939.
Across 165 earlier years (1802 to 2026) the same calendar date averaged 458 records.

Record Map

769 stations

769 station records on 7 October 1939 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 7 October 1939: highest significance records shown on the map
Station	Country	Type	Value	Significance
Ancho	United States	Record daily precipitation	56.1 mm (2.2 in)	56 of 100 (Notable)
Olaa 92	United States	Record daily precipitation	96.5 mm (3.8 in)	50 of 100 (Notable)
Manbazar	India	Record daily precipitation	154.9 mm (6.1 in)	49 of 100 (Notable)
Rouchel Brook	Australia	Record daily precipitation	47.5 mm (1.9 in)	47 of 100 (Notable)
Serampore	India	Record daily precipitation	82.8 mm (3.3 in)	45 of 100 (Notable)
Mountainair	United States	Record daily precipitation	33.0 mm (1.3 in)	42 of 100 (Notable)
O'Connell (Stratford)	Australia	Record daily precipitation	38.1 mm (1.5 in)	36 of 100 (Notable)
Corning	United States	Record daily precipitation	124.5 mm (4.9 in)	35 of 100 (Notable)
Amta	India	Record daily precipitation	100.3 mm (3.9 in)	33 of 100 (Routine)
Durban Roodepoort Deep Gm	South Africa	Record daily precipitation	33.3 mm (1.3 in)	32 of 100 (Routine)
Jhb-Braamfontein (Cem)	South Africa	Record daily precipitation	31.8 mm (1.3 in)	30 of 100 (Routine)
Clifton	United States	Record daily precipitation	25.4 mm (1.0 in)	29 of 100 (Routine)
Kirksville	United States	Record high maximum temperature	35.0 C (95.0 F)	29 of 100 (Routine)
Dunvegan	Canada	Record low maximum temperature	1.7 C (35.1 F)	28 of 100 (Routine)
Bano	India	Record daily precipitation	63.5 mm (2.5 in)	28 of 100 (Routine)
Randfontein (Gm)	South Africa	Record daily precipitation	33.8 mm (1.3 in)	28 of 100 (Routine)
Derby	South Africa	Record daily precipitation	32.3 mm (1.3 in)	28 of 100 (Routine)
Fayette	United States	Record high maximum temperature	36.1 C (97.0 F)	28 of 100 (Routine)
Neosho	United States	Record high maximum temperature	35.0 C (95.0 F)	28 of 100 (Routine)
Triprayar	India	Record daily precipitation	64.8 mm (2.6 in)	27 of 100 (Routine)
Griggsville	United States	Record high maximum temperature	35.6 C (96.1 F)	27 of 100 (Routine)
La Harpe	United States	Record high maximum temperature	34.4 C (93.9 F)	27 of 100 (Routine)
St Louis Eads Brg	United States	Record high maximum temperature	33.9 C (93.0 F)	27 of 100 (Routine)
Chengannur	India	Record daily precipitation	107.2 mm (4.2 in)	26 of 100 (Routine)
Salepur	India	Record daily precipitation	96.5 mm (3.8 in)	26 of 100 (Routine)
Agartala	India	Record daily precipitation	71.6 mm (2.8 in)	26 of 100 (Routine)
Bolpur	India	Record daily precipitation	70.6 mm (2.8 in)	26 of 100 (Routine)
Uluberia	India	Record daily precipitation	64.5 mm (2.5 in)	26 of 100 (Routine)
Krugersdorp	South Africa	Record daily precipitation	30.5 mm (1.2 in)	26 of 100 (Routine)
Roodepoort (Mun)	South Africa	Record daily precipitation	30.5 mm (1.2 in)	26 of 100 (Routine)
Jhb-Joubert Park	South Africa	Record daily precipitation	28.7 mm (1.1 in)	26 of 100 (Routine)
Atchison	United States	Record high maximum temperature	36.7 C (98.1 F)	26 of 100 (Routine)
Columbus	United States	Record high maximum temperature	35.0 C (95.0 F)	26 of 100 (Routine)
Olathe 3E	United States	Record high maximum temperature	36.7 C (98.1 F)	26 of 100 (Routine)
Winfield 3NE	United States	Record high minimum temperature	23.9 C (75.0 F)	26 of 100 (Routine)
Harrisonville	United States	Record high maximum temperature	36.1 C (97.0 F)	26 of 100 (Routine)
Marshall	United States	Record high maximum temperature	36.1 C (97.0 F)	26 of 100 (Routine)
Columbia Wb City	United States	Record high maximum temperature	35.6 C (96.1 F)	26 of 100 (Routine)
Vestervig	Denmark	Record low maximum temperature	7.2 C (45.0 F)	25 of 100 (Routine)
Talcher	India	Record daily precipitation	43.2 mm (1.7 in)	25 of 100 (Routine)
Oakland	United States	Record low minimum temperature	6.7 C (44.1 F)	25 of 100 (Routine)
Sigourney	United States	Record high maximum temperature	34.4 C (93.9 F)	25 of 100 (Routine)
Leavenworth	United States	Record high minimum temperature	21.7 C (71.1 F)	25 of 100 (Routine)
Eldon	United States	Record high maximum temperature	35.6 C (96.1 F)	25 of 100 (Routine)
Nevada Wtp	United States	Record high minimum temperature	22.2 C (72.0 F)	25 of 100 (Routine)
St Charles Elm Pt	United States	Record high maximum temperature	35.0 C (95.0 F)	25 of 100 (Routine)
Lima Wwtp	United States	Record high maximum temperature	31.7 C (89.1 F)	25 of 100 (Routine)
Brodhead Wwtp	United States	Record high maximum temperature	31.1 C (88.0 F)	25 of 100 (Routine)
Mandakata	India	Record daily precipitation	47.8 mm (1.9 in)	24 of 100 (Routine)
Buxa	India	Record daily precipitation	125.7 mm (4.9 in)	24 of 100 (Routine)
Kukrahati	India	Record daily precipitation	119.4 mm (4.7 in)	24 of 100 (Routine)
Germiston-Fj Payne Park	South Africa	Record daily precipitation	34.0 mm (1.3 in)	24 of 100 (Routine)
Fayetteville Exp STN	United States	Record high minimum temperature	23.3 C (73.9 F)	24 of 100 (Routine)
Fulton	United States	Record high maximum temperature	35.6 C (96.1 F)	24 of 100 (Routine)
Khurda	India	Record daily precipitation	62.5 mm (2.5 in)	23 of 100 (Routine)
Oracle	United States	Record daily precipitation	26.4 mm (1.0 in)	23 of 100 (Routine)
Fayetteville	United States	Record high minimum temperature	23.3 C (73.9 F)	23 of 100 (Routine)
Harrison	United States	Record high minimum temperature	21.7 C (71.1 F)	23 of 100 (Routine)
Elsinore	United States	Record low maximum temperature	16.1 C (61.0 F)	23 of 100 (Routine)
Ft Scott	United States	Record high minimum temperature	23.3 C (73.9 F)	23 of 100 (Routine)

Counts by Type and Timescale

769 records

Records set or tied on 7 October 1939 by type: Highest daily maximum 306, Lowest daily maximum 65, Highest daily minimum 118, Lowest daily minimum 39, Heaviest daily rainfall 240, Heaviest daily snowfall 1.

Records on 7 October 1939 by type
Record type	Records
Highest daily maximum	306
Lowest daily maximum	65
Highest daily minimum	118
Lowest daily minimum	39
Heaviest daily rainfall	240
Heaviest daily snowfall	1
Deepest snow cover	0

Records on 7 October 1939 by timescale: all-time 0, monthly 99, daily 670.

How Much Records Were Beaten By

597 broken records

Margins by which the 597 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 121.9. Ties are not counted.

Top 20 by Significance

7 October 1939

Top 20 records on 7 October 1939 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
7 October 1939	Ancho, US	monthly rain	56.1 mm (2.2 in)	23.1 mm (0.9 in)	10 years	56 of 100 (Notable)
7 October 1939	Olaa 92, US	daily rain	96.5 mm (3.8 in)	75.7 mm (3.0 in)	24 years	50 of 100 (Notable)
7 October 1939	Manbazar, IN	daily rain	154.9 mm (6.1 in)	121.9 mm (4.8 in)	21 years	49 of 100 (Notable)
7 October 1939	Rouchel Brook, AU	daily rain	47.5 mm (1.9 in)	44.5 mm (1.8 in)	12 years	47 of 100 (Notable)
7 October 1939	Serampore, IN	daily rain	82.8 mm (3.3 in)	62.5 mm (2.5 in)	28 years	45 of 100 (Notable)
7 October 1939	Mountainair, US	daily rain	33.0 mm (1.3 in)	24.6 mm (1.0 in)	20 years	42 of 100 (Notable)
7 October 1939	O'Connell (Stratford), AU	daily rain	38.1 mm (1.5 in)	14.2 mm (0.6 in)	49 years	36 of 100 (Notable)
7 October 1939	Corning, US	monthly rain	124.5 mm (4.9 in)	23.7 mm (0.9 in)	29 years	35 of 100 (Notable)
7 October 1939	Amta, IN	daily rain	100.3 mm (3.9 in)	58.4 mm (2.3 in)	16 years	33 of 100 (Routine)
7 October 1939	Durban Roodepoort Deep Gm, ZA	daily rain	33.3 mm (1.3 in)	31.0 mm (1.2 in)	9 years	32 of 100 (Routine)
7 October 1939	Jhb-Braamfontein (Cem), ZA	daily rain	31.8 mm (1.3 in)	15.3 mm (0.6 in)	32 years	30 of 100 (Routine)
7 October 1939	Clifton, US	daily rain	25.4 mm (1.0 in)	20.8 mm (0.8 in)	14 years	29 of 100 (Routine)
7 October 1939	Kirksville, US	monthly high max	35.0 C (95.0 F)	1.7 C (3.1 F)	45 years	29 of 100 (Routine)
7 October 1939	Dunvegan, CA	daily low max	1.7 C (35.1 F)	3.3 C (5.9 F)	57 years	28 of 100 (Routine)
7 October 1939	Bano, IN	daily rain	63.5 mm (2.5 in)	25.4 mm (1.0 in)	36 years	28 of 100 (Routine)
7 October 1939	Randfontein (Gm), ZA	daily rain	33.8 mm (1.3 in)	24.1 mm (0.9 in)	1 year	28 of 100 (Routine)
7 October 1939	Derby, ZA	daily rain	32.3 mm (1.3 in)	26.7 mm (1.1 in)	1 year	28 of 100 (Routine)
7 October 1939	Fayette, US	monthly high max	36.1 C (97.0 F)	1.1 C (2.0 F)	46 years	28 of 100 (Routine)
7 October 1939	Neosho, US	monthly high max	35.0 C (95.0 F)	1.7 C (3.1 F)	39 years	28 of 100 (Routine)
7 October 1939	Triprayar, IN	daily rain	64.8 mm (2.6 in)	36.9 mm (1.5 in)	26 years	27 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

1802 to 1939

Records set or tied on this calendar date in each year from 1802 to 1939. 1939 had 769 records.

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

Records on 10-07 in each year
Year	Records
1802	1
1811	1
1824	1
1839	1
1843	1
1852	2
1853	1
1854	1
1858	1
1861	1
1863	2
1864	4
1865	1
1867	2
1868	1
1869	1
1872	2
1873	4
1875	1
1876	2
1877	1
1878	1
1880	1
1881	1
1882	1
1884	1
1886	1
1887	1
1888	2
1889	3
1890	4
1891	2
1892	2
1893	5
1895	2
1896	2
1897	6
1898	7
1899	6
1900	6
1901	14
1902	3
1903	11
1904	27
1905	9
1906	5
1907	10
1908	14
1909	14
1910	18
1911	24
1912	36
1913	32
1914	20
1915	22
1916	35
1917	47
1918	121
1919	28
1920	106
1921	68
1922	43
1923	117
1924	86
1925	247
1926	157
1927	173
1928	120
1929	121
1930	517
1931	603
1932	476
1933	166
1934	237
1935	918
1936	436
1937	359
1938	471
1939	769
1940	159
1941	892
1942	184
1943	424
1944	265
1945	257
1946	1,128
1947	557
1948	333
1949	576
1950	363
1951	604
1952	1,470
1953	524
1954	465
1955	629
1956	548
1957	567
1958	598
1959	770
1960	413
1961	721
1962	449
1963	453
1964	961
1965	584
1966	398
1967	432
1968	764
1969	365
1970	1,148
1971	629
1972	537
1973	461
1974	773
1975	760
1976	1,087
1977	808
1978	406
1979	774
1980	1,253
1981	737
1982	1,079
1983	555
1984	717
1985	1,089
1986	519
1987	834
1988	753
1989	389
1990	948
1991	1,189
1992	872
1993	918
1994	1,144
1995	658
1996	1,073
1997	1,903
1998	1,331
1999	895
2000	2,427
2001	823
2002	704
2003	1,364
2004	518
2005	1,476
2006	1,004
2007	2,285
2008	621
2009	1,926
2010	994
2011	1,216
2012	1,350
2013	675
2014	569
2015	439
2016	537
2017	581
2018	1,063
2019	569
2020	1,175
2021	586
2022	557
2023	705
2024	849
2025	525
2026	917

Download the Data

Data for records on 1939-10-07: 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	565
20 to 40	24
40 to 60	5
60 to 80	2
80 to 100	0
100 to 120	0
120 to 140	1