Weather Records on 9 October 1939

877 weather records were set or tied worldwide on 9 October 1939. Highest significance: Coldwater, CA.

Key Facts for 9 October 1939

On 9 October 1939, 877 weather records were set or tied at long-record stations worldwide.
594 were record highs and 72 were record lows, counting maximum and minimum temperature.
By timescale, 0 were all-time records, 41 monthly and 836 daily.
Coldwater set a daily record precipitation of 59.7 mm (2.4 in) on 9 October 1939.
Across 162 earlier years (1793 to 2026) the same calendar date averaged 465 records.

Record Map

877 stations

877 station records on 9 October 1939 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 9 October 1939: highest significance records shown on the map
Station	Country	Type	Value	Significance
Coldwater	Canada	Record daily precipitation	59.7 mm (2.4 in)	61 of 100 (Major)
Moab	United States	Record daily precipitation	29.0 mm (1.1 in)	52 of 100 (Notable)
Angul	India	Record daily precipitation	79.2 mm (3.1 in)	44 of 100 (Notable)
Foster (Post Office)	Australia	Record daily precipitation	34.8 mm (1.4 in)	41 of 100 (Notable)
Green Bay	United States	Record daily precipitation	37.1 mm (1.5 in)	41 of 100 (Notable)
Bucuresti Filaret	Romania	Record daily precipitation	33.5 mm (1.3 in)	40 of 100 (Notable)
Julesburg	United States	Record daily precipitation	32.0 mm (1.3 in)	37 of 100 (Notable)
St Ignace	United States	Record daily precipitation	51.3 mm (2.0 in)	37 of 100 (Notable)
Ridgway	United States	Record daily precipitation	61.2 mm (2.4 in)	35 of 100 (Notable)
Miller	United States	Record daily precipitation	25.7 mm (1.0 in)	35 of 100 (Notable)
Ashland #2	United States	Record daily precipitation	35.1 mm (1.4 in)	34 of 100 (Routine)
Newport	United States	Record high minimum temperature	26.7 C (80.1 F)	33 of 100 (Routine)
Warragul	Australia	Record daily precipitation	36.3 mm (1.4 in)	32 of 100 (Routine)
Gann Valley 4NW	United States	Record daily precipitation	31.2 mm (1.2 in)	31 of 100 (Routine)
Kennebec	United States	Record daily precipitation	31.5 mm (1.2 in)	31 of 100 (Routine)
Menard	United States	Record daily precipitation	46.0 mm (1.8 in)	31 of 100 (Routine)
Dandenong Post Office	Australia	Record daily precipitation	32.5 mm (1.3 in)	29 of 100 (Routine)
Waverly	United States	Record daily precipitation	31.8 mm (1.3 in)	29 of 100 (Routine)
Pontotoc	United States	Record high minimum temperature	23.9 C (75.0 F)	29 of 100 (Routine)
Trenton 2	United States	Record high maximum temperature	30.6 C (87.1 F)	29 of 100 (Routine)
Lusk 2 SW	United States	Record daily precipitation	25.9 mm (1.0 in)	29 of 100 (Routine)
Minden	United States	Record high minimum temperature	23.9 C (75.0 F)	28 of 100 (Routine)
Wayne	United States	Record high maximum temperature	33.9 C (93.0 F)	28 of 100 (Routine)
Atkinson 3SW	United States	Record daily precipitation	34.8 mm (1.4 in)	28 of 100 (Routine)
Washington	United States	Record high maximum temperature	32.2 C (90.0 F)	28 of 100 (Routine)
Drouin Bowling Club	Australia	Record daily precipitation	39.4 mm (1.6 in)	27 of 100 (Routine)
Pachet(Kharai)	India	Record daily precipitation	106.9 mm (4.2 in)	27 of 100 (Routine)
Hull	United Kingdom	Record daily precipitation	29.0 mm (1.1 in)	27 of 100 (Routine)
Rico	United States	Record daily snowfall	10.2 cm (4.0 in)	27 of 100 (Routine)
Childress 3 W	United States	Record daily precipitation	61.0 mm (2.4 in)	27 of 100 (Routine)
Dover	United States	Record high maximum temperature	31.1 C (88.0 F)	26 of 100 (Routine)
Ft Robinson	United States	Record daily precipitation	31.2 mm (1.2 in)	26 of 100 (Routine)
Gordon 6N	United States	Record daily precipitation	37.3 mm (1.5 in)	26 of 100 (Routine)
Wilmington Wb City	United States	Record high maximum temperature	30.6 C (87.1 F)	26 of 100 (Routine)
Cambridge St Hospital	United States	Record high maximum temperature	32.2 C (90.0 F)	26 of 100 (Routine)
Franklin	United States	Record daily precipitation	26.7 mm (1.1 in)	26 of 100 (Routine)
Crosbyton	United States	Record daily precipitation	59.7 mm (2.4 in)	26 of 100 (Routine)
Atlantic City Marina	United States	Record high maximum temperature	30.6 C (87.1 F)	26 of 100 (Routine)
Odesa	Ukraine	Record daily precipitation	40.1 mm (1.6 in)	25 of 100 (Routine)
Annapolis US Naval Aca	United States	Record high maximum temperature	32.2 C (90.0 F)	25 of 100 (Routine)
Halsey 2 W	United States	Record daily precipitation	25.1 mm (1.0 in)	25 of 100 (Routine)
Cairo 3 S	United States	Record high maximum temperature	32.8 C (91.0 F)	25 of 100 (Routine)
Atlantic City Marina	United States	Record high minimum temperature	20.0 C (68.0 F)	25 of 100 (Routine)
Balook	Australia	Record daily precipitation	32.5 mm (1.3 in)	24 of 100 (Routine)
Leongatha Sth Gippsland Water	Australia	Record daily precipitation	25.1 mm (1.0 in)	24 of 100 (Routine)
Kirchdorf/Poel	Germany	Record low maximum temperature	7.9 C (46.2 F)	24 of 100 (Routine)
Leipzig-Holzhausen	Germany	Record low minimum temperature	-2.5 C (27.5 F)	24 of 100 (Routine)
Madison Sewage Plt	United States	Record high maximum temperature	37.2 C (99.0 F)	24 of 100 (Routine)
Purdum	United States	Record daily precipitation	30.0 mm (1.2 in)	24 of 100 (Routine)
Henderson 2 NNW	United States	Record high maximum temperature	34.4 C (93.9 F)	24 of 100 (Routine)
Cleveland 2717 Euclid	United States	Record high minimum temperature	20.0 C (68.0 F)	24 of 100 (Routine)
Marlinton	United States	Record high maximum temperature	29.4 C (84.9 F)	24 of 100 (Routine)
Jena Sternwarte	Germany	Record low minimum temperature	-3.8 C (25.2 F)	23 of 100 (Routine)
Iowa Falls	United States	Record daily precipitation	32.0 mm (1.3 in)	23 of 100 (Routine)
Plain Dealing	United States	Record high minimum temperature	24.4 C (75.9 F)	23 of 100 (Routine)
Chapel Hill 2 W	United States	Record high maximum temperature	33.9 C (93.0 F)	23 of 100 (Routine)
Morganton	United States	Record high maximum temperature	33.9 C (93.0 F)	23 of 100 (Routine)
Cleveland 2717 Euclid	United States	Record high maximum temperature	29.4 C (84.9 F)	23 of 100 (Routine)
Toledo Blade	United States	Record high maximum temperature	29.4 C (84.9 F)	23 of 100 (Routine)
Texarkana Webb Fld	United States	Record high minimum temperature	23.9 C (75.0 F)	23 of 100 (Routine)

Counts by Type and Timescale

877 records

Records set or tied on 9 October 1939 by type: Highest daily maximum 344, Lowest daily maximum 43, Highest daily minimum 250, Lowest daily minimum 29, Heaviest daily rainfall 206, Heaviest daily snowfall 5.

Records on 9 October 1939 by type
Record type	Records
Highest daily maximum	344
Lowest daily maximum	43
Highest daily minimum	250
Lowest daily minimum	29
Heaviest daily rainfall	206
Heaviest daily snowfall	5
Deepest snow cover	0

Records on 9 October 1939 by timescale: all-time 0, monthly 41, daily 836.

How Much Records Were Beaten By

693 broken records

Margins by which the 693 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 89.0. Ties are not counted.

Top 20 by Significance

9 October 1939

Top 20 records on 9 October 1939 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
9 October 1939	Coldwater, CA	daily rain	59.7 mm (2.4 in)	39.4 mm (1.6 in)	55 years	61 of 100 (Major)
9 October 1939	Moab, US	daily rain	29.0 mm (1.1 in)	22.4 mm (0.9 in)	41 years	52 of 100 (Notable)
9 October 1939	Angul, IN	daily rain	79.2 mm (3.1 in)	60.7 mm (2.4 in)	18 years	44 of 100 (Notable)
9 October 1939	Foster (Post Office), AU	daily rain	34.8 mm (1.4 in)	18.8 mm (0.7 in)	48 years	41 of 100 (Notable)
9 October 1939	Green Bay, US	daily rain	37.1 mm (1.5 in)	21.6 mm (0.9 in)	34 years	41 of 100 (Notable)
9 October 1939	Bucuresti Filaret, RO	daily rain	33.5 mm (1.3 in)	22.9 mm (0.9 in)	24 years	40 of 100 (Notable)
9 October 1939	Julesburg, US	daily rain	32.0 mm (1.3 in)	16.8 mm (0.7 in)	26 years	37 of 100 (Notable)
9 October 1939	St Ignace, US	daily rain	51.3 mm (2.0 in)	23.4 mm (0.9 in)	34 years	37 of 100 (Notable)
9 October 1939	Ridgway, US	monthly rain	61.2 mm (2.4 in)	15.5 mm (0.6 in)	10 years	35 of 100 (Notable)
9 October 1939	Miller, US	daily rain	25.7 mm (1.0 in)	15.5 mm (0.6 in)	33 years	35 of 100 (Notable)
9 October 1939	Ashland #2, US	daily rain	35.1 mm (1.4 in)	20.4 mm (0.8 in)	26 years	34 of 100 (Routine)
9 October 1939	Newport, US	monthly high min	26.7 C (80.1 F)	2.3 C (4.1 F)	48 years	33 of 100 (Routine)
9 October 1939	Warragul, AU	daily rain	36.3 mm (1.4 in)	13.4 mm (0.5 in)	40 years	32 of 100 (Routine)
9 October 1939	Gann Valley 4NW, US	daily rain	31.2 mm (1.2 in)	12.7 mm (0.5 in)	34 years	31 of 100 (Routine)
9 October 1939	Kennebec, US	daily rain	31.5 mm (1.2 in)	20.6 mm (0.8 in)	24 years	31 of 100 (Routine)
9 October 1939	Menard, US	daily rain	46.0 mm (1.8 in)	43.7 mm (1.7 in)	1 year	31 of 100 (Routine)
9 October 1939	Dandenong Post Office, AU	daily rain	32.5 mm (1.3 in)	16.2 mm (0.6 in)	22 years	29 of 100 (Routine)
9 October 1939	Waverly, US	daily rain	31.8 mm (1.3 in)	16.8 mm (0.7 in)	29 years	29 of 100 (Routine)
9 October 1939	Pontotoc, US	monthly high min	23.9 C (75.0 F)	1.1 C (2.0 F)	46 years	29 of 100 (Routine)
9 October 1939	Trenton 2, US	daily high max	30.6 C (87.1 F)	2.3 C (4.1 F)	59 years	29 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

1793 to 1939

Records set or tied on this calendar date in each year from 1793 to 1939. 1939 had 877 records.

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

Records on 10-09 in each year
Year	Records
1793	1
1795	1
1802	1
1834	1
1837	1
1846	2
1847	1
1854	2
1858	1
1861	1
1864	2
1865	3
1866	1
1867	2
1869	1
1870	2
1875	1
1876	2
1877	2
1879	2
1881	1
1882	1
1884	1
1885	1
1886	1
1887	2
1888	6
1889	1
1890	1
1891	1
1893	5
1895	7
1896	4
1897	1
1898	3
1899	5
1900	5
1901	2
1902	3
1903	15
1904	8
1905	14
1906	29
1907	6
1908	19
1909	34
1910	20
1911	16
1912	23
1913	57
1914	22
1915	25
1916	126
1917	65
1918	16
1919	68
1920	36
1921	217
1922	40
1923	72
1924	95
1925	272
1926	123
1927	107
1928	290
1929	196
1930	276
1931	298
1932	271
1933	187
1934	298
1935	208
1936	569
1937	405
1938	462
1939	877
1940	119
1941	570
1942	330
1943	442
1944	144
1945	539
1946	317
1947	277
1948	438
1949	1,531
1950	618
1951	347
1952	658
1953	343
1954	341
1955	643
1956	468
1957	256
1958	639
1959	1,432
1960	397
1961	622
1962	508
1963	474
1964	841
1965	349
1966	489
1967	347
1968	538
1969	389
1970	1,805
1971	423
1972	371
1973	1,454
1974	513
1975	552
1976	1,448
1977	586
1978	589
1979	914
1980	627
1981	653
1982	1,579
1983	548
1984	579
1985	1,724
1986	556
1987	850
1988	1,060
1989	679
1990	1,714
1991	707
1992	1,050
1993	1,043
1994	772
1995	1,139
1996	1,047
1997	2,113
1998	622
1999	1,017
2000	3,177
2001	855
2002	701
2003	1,386
2004	665
2005	807
2006	640
2007	1,450
2008	473
2009	1,772
2010	1,311
2011	1,046
2012	706
2013	562
2014	652
2015	780
2016	463
2017	1,457
2018	1,290
2019	964
2020	738
2021	751
2022	696
2023	643
2024	963
2025	503
2026	691

Download the Data

Data for records on 1939-10-09: 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	675
20 to 40	14
40 to 60	2
60 to 80	1
80 to 100	1