Weather Records on 11 November 1940

873 weather records were set or tied worldwide on 11 November 1940. Highest significance: Toronto, CA.

Key Facts for 11 November 1940

On 11 November 1940, 873 weather records were set or tied at long-record stations worldwide.
35 were record highs and 291 were record lows, counting maximum and minimum temperature.
By timescale, 2 were all-time records, 21 monthly and 850 daily.
Toronto set a daily record precipitation of 44.7 mm (1.8 in) on 11 November 1940.
Across 161 earlier years (1800 to 2025) the same calendar date averaged 495 records.

Record Map

873 stations

873 station records on 11 November 1940 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 11 November 1940: highest significance records shown on the map
Station	Country	Type	Value	Significance
Toronto	Canada	Record daily precipitation	44.7 mm (1.8 in)	58 of 100 (Notable)
Kirnur Nam	India	Record daily precipitation	107.4 mm (4.2 in)	51 of 100 (Notable)
Baton Rouge	United States	Record daily precipitation	94.0 mm (3.7 in)	50 of 100 (Notable)
Inwood 2 SW	United States	Record daily snowfall	17.8 cm (7.0 in)	49 of 100 (Notable)
Pokegama Dam	United States	Record daily snowfall	19.1 cm (7.5 in)	49 of 100 (Notable)
Port Arthur	Canada	Record daily snowfall	28.7 cm (11.3 in)	48 of 100 (Notable)
Port Arthur	Canada	Record daily precipitation	28.7 mm (1.1 in)	47 of 100 (Notable)
Vouziers	France	Record daily precipitation	28.0 mm (1.1 in)	46 of 100 (Notable)
Milaca	United States	Record daily precipitation	35.6 mm (1.4 in)	46 of 100 (Notable)
Niulii 179	United States	Record daily precipitation	82.6 mm (3.3 in)	46 of 100 (Notable)
Mt Clemens Ang Base	United States	Record daily precipitation	32.8 mm (1.3 in)	45 of 100 (Notable)
Bancroft	Canada	Record daily precipitation	42.4 mm (1.7 in)	44 of 100 (Notable)
Lusikisiki (Tnk)	South Africa	Record daily precipitation	101.9 mm (4.0 in)	44 of 100 (Notable)
Alton	United States	Record daily snowfall	25.4 cm (10.0 in)	44 of 100 (Notable)
Natchez	United States	Record daily precipitation	87.6 mm (3.4 in)	43 of 100 (Notable)
Maple Plain	United States	Record daily snowfall	33.0 cm (13.0 in)	42 of 100 (Notable)
Dickson	United States	Record daily precipitation	69.6 mm (2.7 in)	42 of 100 (Notable)
Minot Exp STN	United States	Record snow depth	22.9 cm (9.0 in)	41 of 100 (Notable)
Belmond	United States	Record daily precipitation	43.9 mm (1.7 in)	40 of 100 (Notable)
Harlan	United States	Record daily snowfall	15.2 cm (6.0 in)	40 of 100 (Notable)
Wayne	United States	Record daily precipitation	27.4 mm (1.1 in)	40 of 100 (Notable)
Bird Island	United States	Record daily snowfall	25.4 cm (10.0 in)	40 of 100 (Notable)
Castlewood	United States	Record daily snowfall	13.5 cm (5.3 in)	39 of 100 (Notable)
Weyerhaeuser 1N	United States	Record daily precipitation	40.9 mm (1.6 in)	39 of 100 (Notable)
Howell Wwtp	United States	Record daily precipitation	27.7 mm (1.1 in)	38 of 100 (Notable)
Irvinebank	Australia	Record daily precipitation	54.9 mm (2.2 in)	36 of 100 (Notable)
Georgetown	Canada	Record daily precipitation	31.2 mm (1.2 in)	36 of 100 (Notable)
Newport	United States	Record daily precipitation	71.4 mm (2.8 in)	36 of 100 (Notable)
Alexandria	United States	Record daily precipitation	71.4 mm (2.8 in)	36 of 100 (Notable)
Fort Frances	Canada	Record daily snowfall	15.2 cm (6.0 in)	35 of 100 (Notable)
Onawa 3NW	United States	Record snow depth	15.2 cm (6.0 in)	35 of 100 (Notable)
Owensboro 3ENE	United States	Record daily precipitation	48.3 mm (1.9 in)	35 of 100 (Notable)
Whitestown	United States	Record daily precipitation	28.4 mm (1.1 in)	34 of 100 (Routine)
Sandy Lake Dam Libby	United States	Record daily snowfall	14.0 cm (5.5 in)	34 of 100 (Routine)
Armour	United States	Record daily snowfall	12.7 cm (5.0 in)	34 of 100 (Routine)
Spooner Ag Rsch STN	United States	Record daily precipitation	36.1 mm (1.4 in)	34 of 100 (Routine)
Walsh River Post Office	Australia	Record daily precipitation	43.4 mm (1.7 in)	33 of 100 (Routine)
Edmonton	Canada	Record low minimum temperature	-30.6 C (-23.1 F)	33 of 100 (Routine)
Emsdale	Canada	Record daily precipitation	28.7 mm (1.1 in)	33 of 100 (Routine)
Hoorn	Netherlands	Record daily precipitation	27.0 mm (1.1 in)	33 of 100 (Routine)
Brookhaven City	United States	Record daily precipitation	65.0 mm (2.6 in)	33 of 100 (Routine)
Okolona	United States	Record daily precipitation	59.2 mm (2.3 in)	33 of 100 (Routine)
Arthur City	United States	Record daily precipitation	50.8 mm (2.0 in)	33 of 100 (Routine)
York	United States	Record daily precipitation	28.7 mm (1.1 in)	32 of 100 (Routine)
Plum Island	United States	Record daily precipitation	30.5 mm (1.2 in)	32 of 100 (Routine)
Perumbalur	India	Record daily precipitation	77.5 mm (3.1 in)	31 of 100 (Routine)
Oakley	United States	Record daily snowfall	5.8 cm (2.3 in)	31 of 100 (Routine)
Charleston	United States	Record daily precipitation	45.7 mm (1.8 in)	31 of 100 (Routine)
Paris Stp	United States	Record daily precipitation	36.6 mm (1.4 in)	31 of 100 (Routine)
Hampton	United States	Record daily precipitation	37.6 mm (1.5 in)	31 of 100 (Routine)
Jackson	United States	Record daily precipitation	61.7 mm (2.4 in)	31 of 100 (Routine)
Academy 2NE	United States	Record low maximum temperature	-17.8 C (0.0 F)	31 of 100 (Routine)
Waynesboro	United States	Record daily precipitation	67.8 mm (2.7 in)	31 of 100 (Routine)
Kayatnur	India	Record daily precipitation	69.3 mm (2.7 in)	30 of 100 (Routine)
Watseka Public Works	United States	Record daily precipitation	26.7 mm (1.1 in)	30 of 100 (Routine)
Storm Lake	United States	Record snow depth	20.3 cm (8.0 in)	30 of 100 (Routine)
Franklin	United States	Record daily snowfall	5.1 cm (2.0 in)	30 of 100 (Routine)
Mayuram	India	Record daily precipitation	100.1 mm (3.9 in)	29 of 100 (Routine)
Flagstaff (Tnk)	South Africa	Record daily precipitation	50.3 mm (2.0 in)	29 of 100 (Routine)
Owosso Wwtp	United States	Record daily precipitation	25.1 mm (1.0 in)	29 of 100 (Routine)

Counts by Type and Timescale

873 records

Records set or tied on 11 November 1940 by type: Highest daily maximum 14, Lowest daily maximum 145, Highest daily minimum 21, Lowest daily minimum 146, Heaviest daily rainfall 464, Heaviest daily snowfall 60, Deepest snow cover 23.

Records on 11 November 1940 by type
Record type	Records
Highest daily maximum	14
Lowest daily maximum	145
Highest daily minimum	21
Lowest daily minimum	146
Heaviest daily rainfall	464
Heaviest daily snowfall	60
Deepest snow cover	23

Records on 11 November 1940 by timescale: all-time 2, monthly 21, daily 850.

How Much Records Were Beaten By

762 broken records

Margins by which the 762 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 229.0. Ties are not counted.

Top 20 by Significance

11 November 1940

Top 20 records on 11 November 1940 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
11 November 1940	Toronto, CA	daily rain	44.7 mm (1.8 in)	18.8 mm (0.7 in)	84 years	58 of 100 (Notable)
11 November 1940	Kirnur Nam, IN	daily rain	107.4 mm (4.2 in)	80.2 mm (3.2 in)	33 years	51 of 100 (Notable)
11 November 1940	Baton Rouge, US	daily rain	94.0 mm (3.7 in)	85.1 mm (3.4 in)	21 years	50 of 100 (Notable)
11 November 1940	Inwood 2 SW, US	daily snowfall	17.8 cm (7.0 in)	12.7 cm (5.0 in)	21 years	49 of 100 (Notable)
11 November 1940	Pokegama Dam, US	daily snowfall	19.1 cm (7.5 in)	14.0 cm (5.5 in)	42 years	49 of 100 (Notable)
11 November 1940	Port Arthur, CA	all-time snowfall	28.7 cm (11.3 in)	2.0 cm (0.8 in)	56 years	48 of 100 (Notable)
11 November 1940	Port Arthur, CA	daily rain	28.7 mm (1.1 in)	16.0 mm (0.6 in)	60 years	47 of 100 (Notable)
11 November 1940	Vouziers, FR	daily rain	28.0 mm (1.1 in)	15.2 mm (0.6 in)	36 years	46 of 100 (Notable)
11 November 1940	Milaca, US	daily rain	35.6 mm (1.4 in)	28.5 mm (1.1 in)	21 years	46 of 100 (Notable)
11 November 1940	Niulii 179, US	daily rain	82.6 mm (3.3 in)	65.6 mm (2.6 in)	13 years	46 of 100 (Notable)
11 November 1940	Mt Clemens Ang Base, US	daily rain	32.8 mm (1.3 in)	20.9 mm (0.8 in)	42 years	45 of 100 (Notable)
11 November 1940	Bancroft, CA	daily rain	42.4 mm (1.7 in)	24.6 mm (1.0 in)	43 years	44 of 100 (Notable)
11 November 1940	Lusikisiki (Tnk), ZA	daily rain	101.9 mm (4.0 in)	87.7 mm (3.5 in)	4 years	44 of 100 (Notable)
11 November 1940	Alton, US	all-time snowfall	25.4 cm (10.0 in)	5.1 cm (2.0 in)	31 years	44 of 100 (Notable)
11 November 1940	Natchez, US	daily rain	87.6 mm (3.4 in)	62.2 mm (2.4 in)	21 years	43 of 100 (Notable)
11 November 1940	Maple Plain, US	monthly snowfall	33.0 cm (13.0 in)	7.6 cm (3.0 in)	30 years	42 of 100 (Notable)
11 November 1940	Dickson, US	daily rain	69.6 mm (2.7 in)	42.9 mm (1.7 in)	32 years	42 of 100 (Notable)
11 November 1940	Minot Exp STN, US	daily snow depth	22.9 cm (9.0 in)	22.9 cm (9.0 in)	35 years	41 of 100 (Notable)
11 November 1940	Belmond, US	daily rain	43.9 mm (1.7 in)	25.9 mm (1.0 in)	25 years	40 of 100 (Notable)
11 November 1940	Harlan, US	daily snowfall	15.2 cm (6.0 in)	13.9 cm (5.5 in)	5 years	40 of 100 (Notable)

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

1800 to 1940

Records set or tied on this calendar date in each year from 1800 to 1940. 1940 had 873 records.

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

Records on 11-11 in each year
Year	Records
1800	1
1811	2
1813	1
1815	1
1835	1
1837	1
1846	1
1848	1
1849	1
1858	2
1864	2
1866	1
1868	1
1873	1
1875	2
1876	2
1877	2
1878	1
1879	2
1881	3
1882	2
1883	3
1884	1
1886	2
1887	2
1888	3
1890	4
1891	3
1892	2
1893	1
1894	3
1895	13
1896	4
1897	5
1898	5
1899	9
1900	6
1901	11
1902	1
1903	7
1904	13
1905	6
1906	9
1907	10
1908	12
1909	26
1910	31
1911	35
1912	17
1913	49
1914	54
1915	34
1916	72
1917	31
1918	25
1919	144
1920	118
1921	129
1922	25
1923	61
1924	343
1925	87
1926	368
1927	365
1928	88
1929	297
1930	202
1931	365
1932	252
1933	391
1934	216
1935	761
1936	479
1937	256
1938	250
1939	198
1940	873
1941	291
1942	235
1943	260
1944	333
1945	693
1946	811
1947	599
1948	305
1949	932
1950	1,035
1951	248
1952	356
1953	396
1954	543
1955	855
1956	587
1957	404
1958	206
1959	496
1960	404
1961	354
1962	324
1963	369
1964	782
1965	471
1966	769
1967	421
1968	737
1969	554
1970	1,330
1971	677
1972	423
1973	963
1974	540
1975	597
1976	644
1977	843
1978	1,558
1979	892
1980	854
1981	809
1982	1,507
1983	1,027
1984	742
1985	1,803
1986	2,470
1987	1,673
1988	685
1989	1,161
1990	1,012
1991	1,307
1992	1,418
1993	840
1994	734
1995	2,065
1996	1,159
1997	1,456
1998	1,442
1999	1,138
2000	1,623
2001	718
2002	1,553
2003	652
2004	1,069
2005	1,076
2006	1,228
2007	686
2008	950
2009	1,072
2010	1,110
2011	621
2012	1,455
2013	426
2014	828
2015	796
2016	766
2017	690
2018	967
2019	905
2020	1,558
2021	805
2022	1,583
2023	409
2024	487
2025	1,123

Download the Data

Data for records on 1940-11-11: 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 50	724
50 to 100	26
100 to 150	9
150 to 200	1
200 to 250	2