Weather Records on 6 October 1940

225 weather records were set or tied worldwide on 6 October 1940. Highest significance: Goderich, CA.

Key Facts for 6 October 1940

On 6 October 1940, 225 weather records were set or tied at long-record stations worldwide.
96 were record highs and 15 were record lows, counting maximum and minimum temperature.
By timescale, 0 were all-time records, 3 monthly and 222 daily.
Goderich set a daily record precipitation of 37.8 mm (1.5 in) on 6 October 1940.
Across 165 earlier years (1802 to 2026) the same calendar date averaged 453 records.

Record Map

225 stations

225 station records on 6 October 1940 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 6 October 1940: highest significance records shown on the map
Station	Country	Type	Value	Significance
Goderich	Canada	Record daily precipitation	37.8 mm (1.5 in)	51 of 100 (Notable)
Pakala	India	Record daily precipitation	98.3 mm (3.9 in)	51 of 100 (Notable)
Charlotte	United States	Record daily precipitation	61.7 mm (2.4 in)	51 of 100 (Notable)
Arcadia	United States	Record daily precipitation	36.6 mm (1.4 in)	37 of 100 (Notable)
Effingham 3SW	United States	Record daily precipitation	45.2 mm (1.8 in)	36 of 100 (Notable)
Gothenburg	United States	Record daily precipitation	47.8 mm (1.9 in)	36 of 100 (Notable)
Mount Forest	Canada	Record daily precipitation	32.3 mm (1.3 in)	35 of 100 (Notable)
La Salle Peru	United States	Record daily precipitation	40.1 mm (1.6 in)	34 of 100 (Routine)
Spencer 1 N	United States	Record daily precipitation	41.4 mm (1.6 in)	34 of 100 (Routine)
S Bend AP	United States	Record daily precipitation	35.1 mm (1.4 in)	33 of 100 (Routine)
Kangayam	India	Record daily precipitation	83.8 mm (3.3 in)	31 of 100 (Routine)
Pilgrims Rest (Pol)	South Africa	Record daily precipitation	38.4 mm (1.5 in)	30 of 100 (Routine)
Alton	United States	Record daily precipitation	40.4 mm (1.6 in)	30 of 100 (Routine)
Le Mars	United States	Record daily precipitation	40.6 mm (1.6 in)	30 of 100 (Routine)
Adrian 2 NNE	United States	Record daily precipitation	32.3 mm (1.3 in)	30 of 100 (Routine)
Parry Sound	Canada	Record daily precipitation	33.3 mm (1.3 in)	27 of 100 (Routine)
Triprayar	India	Record daily precipitation	80.3 mm (3.2 in)	27 of 100 (Routine)
Algona	United States	Record daily precipitation	34.3 mm (1.4 in)	27 of 100 (Routine)
West Bend	United States	Record daily precipitation	29.2 mm (1.1 in)	27 of 100 (Routine)
Vashon Island	United States	Record high maximum temperature	26.7 C (80.1 F)	27 of 100 (Routine)
Bloomingdale	United States	Record daily precipitation	27.9 mm (1.1 in)	26 of 100 (Routine)
Burlington Muni AP	United States	Record daily precipitation	33.5 mm (1.3 in)	26 of 100 (Routine)
Nedumangad	India	Record daily precipitation	47.8 mm (1.9 in)	25 of 100 (Routine)
Perundurai	India	Record daily precipitation	54.6 mm (2.1 in)	25 of 100 (Routine)
Carlinville	United States	Record daily precipitation	26.9 mm (1.1 in)	25 of 100 (Routine)
Pontiac Wwtp	United States	Record daily precipitation	36.1 mm (1.4 in)	25 of 100 (Routine)
O'Neill	United States	Record daily precipitation	26.7 mm (1.1 in)	25 of 100 (Routine)
Port Arthur	Canada	Record high minimum temperature	11.7 C (53.1 F)	24 of 100 (Routine)
Danville	United States	Record daily precipitation	27.9 mm (1.1 in)	23 of 100 (Routine)
Pontiac	United States	Record daily precipitation	25.4 mm (1.0 in)	23 of 100 (Routine)
Gingee	India	Record daily precipitation	47.0 mm (1.9 in)	22 of 100 (Routine)
Morekulam	India	Record daily precipitation	56.6 mm (2.2 in)	21 of 100 (Routine)
Aleksandrovsk-Sahalinskij	Russia	Record high minimum temperature	11.7 C (53.1 F)	21 of 100 (Routine)
Las Vegas 2 NW	United States	Record high maximum temperature	32.2 C (90.0 F)	21 of 100 (Routine)
Haiku 490	United States	Record low minimum temperature	16.7 C (62.1 F)	21 of 100 (Routine)
Hull	United Kingdom	Record daily precipitation	21.3 mm (0.8 in)	20 of 100 (Routine)
Joliet	United States	Record daily precipitation	23.4 mm (0.9 in)	20 of 100 (Routine)
Montrose 1	United States	Record daily precipitation	16.0 mm (0.6 in)	20 of 100 (Routine)
Lund	Sweden	Record daily precipitation	19.2 mm (0.8 in)	20 of 100 (Routine)
Montrose #2	United States	Record daily precipitation	16.0 mm (0.6 in)	20 of 100 (Routine)
Minonk	United States	Record daily precipitation	18.0 mm (0.7 in)	20 of 100 (Routine)
Bogoroditskoye-Fenino	Russia	Record daily precipitation	11.1 mm (0.4 in)	20 of 100 (Routine)
Ter Apel	Netherlands	Record daily precipitation	16.6 mm (0.7 in)	20 of 100 (Routine)
Tiskilwa 2 SE	United States	Record daily precipitation	35.6 mm (1.4 in)	20 of 100 (Routine)
Plymouth Pwr Substn	United States	Record daily precipitation	21.8 mm (0.9 in)	20 of 100 (Routine)
Mio Hydro Plt	United States	Record high minimum temperature	12.2 C (54.0 F)	20 of 100 (Routine)
S Haven	United States	Record daily precipitation	16.0 mm (0.6 in)	20 of 100 (Routine)
Tres Piedras	United States	Record high minimum temperature	8.9 C (48.0 F)	20 of 100 (Routine)
Robe Comparison	Australia	Record high maximum temperature	25.2 C (77.4 F)	19 of 100 (Routine)
Champaign 3S	United States	Record daily precipitation	18.3 mm (0.7 in)	19 of 100 (Routine)
Koebenhavn: Landbohojskolen-1	Denmark	Record daily precipitation	17.2 mm (0.7 in)	18 of 100 (Routine)
Arantangi	India	Record daily precipitation	43.2 mm (1.7 in)	18 of 100 (Routine)
Alangudi	India	Record daily precipitation	45.7 mm (1.8 in)	18 of 100 (Routine)
Albacete Los Llanos	Spain	Record low minimum temperature	2.5 C (36.5 F)	18 of 100 (Routine)
Clinton 1SSW	United States	Record daily precipitation	31.0 mm (1.2 in)	18 of 100 (Routine)
Winamac 2SSE	United States	Record daily precipitation	19.1 mm (0.8 in)	18 of 100 (Routine)
Broken Bow 2 W	United States	Record daily precipitation	30.7 mm (1.2 in)	18 of 100 (Routine)
Berens River	Canada	Record high minimum temperature	9.4 C (48.9 F)	17 of 100 (Routine)
Aleksandrovsk-Sahalinskij	Russia	Record high maximum temperature	17.2 C (63.0 F)	17 of 100 (Routine)
Sheffield	United Kingdom	Record daily precipitation	22.1 mm (0.9 in)	17 of 100 (Routine)

Counts by Type and Timescale

225 records

Records set or tied on 6 October 1940 by type: Highest daily maximum 43, Lowest daily maximum 6, Highest daily minimum 53, Lowest daily minimum 9, Heaviest daily rainfall 114.

Records on 6 October 1940 by type
Record type	Records
Highest daily maximum	43
Lowest daily maximum	6
Highest daily minimum	53
Lowest daily minimum	9
Heaviest daily rainfall	114
Heaviest daily snowfall	0
Deepest snow cover	0

Records on 6 October 1940 by timescale: all-time 0, monthly 3, daily 222.

How Much Records Were Beaten By

172 broken records

Margins by which the 172 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 87.4. Ties are not counted.

Top 20 by Significance

6 October 1940

Top 20 records on 6 October 1940 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
6 October 1940	Goderich, CA	daily rain	37.8 mm (1.5 in)	20.3 mm (0.8 in)	63 years	51 of 100 (Notable)
6 October 1940	Pakala, IN	daily rain	98.3 mm (3.9 in)	87.4 mm (3.4 in)	27 years	51 of 100 (Notable)
6 October 1940	Charlotte, US	daily rain	61.7 mm (2.4 in)	40.9 mm (1.6 in)	29 years	51 of 100 (Notable)
6 October 1940	Arcadia, US	daily rain	36.6 mm (1.4 in)	29.0 mm (1.1 in)	39 years	37 of 100 (Notable)
6 October 1940	Effingham 3SW, US	daily rain	45.2 mm (1.8 in)	30.2 mm (1.2 in)	29 years	36 of 100 (Notable)
6 October 1940	Gothenburg, US	daily rain	47.8 mm (1.9 in)	28.0 mm (1.1 in)	29 years	36 of 100 (Notable)
6 October 1940	Mount Forest, CA	daily rain	32.3 mm (1.3 in)	16.6 mm (0.7 in)	19 years	35 of 100 (Notable)
6 October 1940	La Salle Peru, US	daily rain	40.1 mm (1.6 in)	29.7 mm (1.2 in)	13 years	34 of 100 (Routine)
6 October 1940	Spencer 1 N, US	daily rain	41.4 mm (1.6 in)	22.3 mm (0.9 in)	18 years	34 of 100 (Routine)
6 October 1940	S Bend AP, US	daily rain	35.1 mm (1.4 in)	26.0 mm (1.0 in)	4 years	33 of 100 (Routine)
6 October 1940	Kangayam, IN	daily rain	83.8 mm (3.3 in)	38.1 mm (1.5 in)	26 years	31 of 100 (Routine)
6 October 1940	Pilgrims Rest (Pol), ZA	daily rain	38.4 mm (1.5 in)	18.3 mm (0.7 in)	29 years	30 of 100 (Routine)
6 October 1940	Alton, US	daily rain	40.4 mm (1.6 in)	18.8 mm (0.7 in)	18 years	30 of 100 (Routine)
6 October 1940	Le Mars, US	daily rain	40.6 mm (1.6 in)	16.5 mm (0.6 in)	29 years	30 of 100 (Routine)
6 October 1940	Adrian 2 NNE, US	daily rain	32.3 mm (1.3 in)	15.3 mm (0.6 in)	30 years	30 of 100 (Routine)
6 October 1940	Parry Sound, CA	daily rain	33.3 mm (1.3 in)	2.1 mm (0.08 in)	64 years	27 of 100 (Routine)
6 October 1940	Triprayar, IN	daily rain	80.3 mm (3.2 in)	39.7 mm (1.6 in)	20 years	27 of 100 (Routine)
6 October 1940	Algona, US	daily rain	34.3 mm (1.4 in)	15.2 mm (0.6 in)	27 years	27 of 100 (Routine)
6 October 1940	West Bend, US	daily rain	29.2 mm (1.1 in)	15.0 mm (0.6 in)	29 years	27 of 100 (Routine)
6 October 1940	Vashon Island, US	daily high max	26.7 C (80.1 F)	5.6 C (10.1 F)	21 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 1940

Records set or tied on this calendar date in each year from 1802 to 1940. 1940 had 225 records.

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

Records on 10-06 in each year
Year	Records
1802	1
1814	1
1817	1
1840	1
1843	1
1844	1
1845	1
1848	1
1853	2
1854	3
1857	1
1859	1
1860	1
1863	1
1864	7
1865	1
1867	3
1868	1
1874	1
1875	2
1876	3
1877	1
1878	1
1879	2
1880	3
1881	1
1882	1
1883	1
1885	5
1887	1
1888	3
1889	6
1892	3
1893	1
1894	1
1896	4
1897	6
1898	1
1899	3
1900	14
1901	8
1902	10
1903	14
1904	13
1905	10
1906	20
1907	14
1908	17
1909	17
1910	60
1911	14
1912	46
1913	28
1914	7
1915	17
1916	69
1917	95
1918	45
1919	51
1920	104
1921	46
1922	45
1923	136
1924	263
1925	208
1926	219
1927	175
1928	149
1929	155
1930	574
1931	470
1932	905
1933	183
1934	259
1935	1,055
1936	275
1937	413
1938	319
1939	702
1940	225
1941	1,148
1942	198
1943	485
1944	219
1945	202
1946	678
1947	584
1948	342
1949	548
1950	340
1951	537
1952	1,414
1953	355
1954	663
1955	629
1956	449
1957	488
1958	707
1959	560
1960	545
1961	469
1962	433
1963	693
1964	1,138
1965	1,143
1966	351
1967	383
1968	578
1969	377
1970	711
1971	514
1972	458
1973	311
1974	922
1975	673
1976	841
1977	561
1978	376
1979	1,002
1980	1,259
1981	748
1982	1,058
1983	743
1984	769
1985	720
1986	647
1987	838
1988	964
1989	470
1990	953
1991	1,045
1992	675
1993	1,056
1994	1,201
1995	1,392
1996	843
1997	1,013
1998	1,638
1999	914
2000	1,773
2001	988
2002	694
2003	817
2004	582
2005	1,414
2006	1,030
2007	2,337
2008	644
2009	1,722
2010	995
2011	1,582
2012	1,133
2013	797
2014	428
2015	567
2016	473
2017	489
2018	968
2019	533
2020	1,072
2021	665
2022	654
2023	650
2024	1,025
2025	486
2026	900

Download the Data

Data for records on 1940-10-06: 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	159
20 to 40	11
40 to 60	1
60 to 80	0
80 to 100	1