Weather Records on 9 October 1941

570 weather records were set or tied worldwide on 9 October 1941. Highest significance: Ranchi, IN.

Key Facts for 9 October 1941

On 9 October 1941, 570 weather records were set or tied at long-record stations worldwide.
181 were record highs and 55 were record lows, counting maximum and minimum temperature.
By timescale, 5 were all-time records, 44 monthly and 521 daily.
Ranchi set an all-time record daily precipitation of 231.1 mm (9.1 in) on 9 October 1941.
Across 162 earlier years (1793 to 2026) the same calendar date averaged 467 records.

Record Map

570 stations

570 station records on 9 October 1941 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 9 October 1941: highest significance records shown on the map
Station	Country	Type	Value	Significance
Ranchi	India	Record daily precipitation	231.1 mm (9.1 in)	59 of 100 (Notable)
Suri	India	Record daily precipitation	145.8 mm (5.7 in)	59 of 100 (Notable)
Goilkera	India	Record daily precipitation	177.8 mm (7.0 in)	55 of 100 (Notable)
Tamar	India	Record daily precipitation	185.7 mm (7.3 in)	54 of 100 (Notable)
Bandher	India	Record daily precipitation	38.1 mm (1.5 in)	54 of 100 (Notable)
Chainpur	India	Record daily precipitation	175.3 mm (6.9 in)	53 of 100 (Notable)
Armagh	United Kingdom	Record daily precipitation	30.5 mm (1.2 in)	52 of 100 (Notable)
Jallesore	India	Record daily precipitation	168.9 mm (6.6 in)	51 of 100 (Notable)
Horton	United States	Record daily precipitation	90.4 mm (3.6 in)	51 of 100 (Notable)
Deogarh (Bamra)	India	Record daily precipitation	114.3 mm (4.5 in)	50 of 100 (Notable)
Indus	India	Record daily precipitation	180.3 mm (7.1 in)	50 of 100 (Notable)
Calcutta/Alipore	India	Record daily precipitation	111.3 mm (4.4 in)	50 of 100 (Notable)
Jhaldah(Jhalda)	India	Record daily precipitation	139.7 mm (5.5 in)	49 of 100 (Notable)
Potkabari	India	Record daily precipitation	127.3 mm (5.0 in)	49 of 100 (Notable)
Budge Budge	India	Record daily precipitation	132.3 mm (5.2 in)	49 of 100 (Notable)
Khunti	India	Record daily precipitation	150.1 mm (5.9 in)	47 of 100 (Notable)
Uluberia	India	Record daily precipitation	124.5 mm (4.9 in)	47 of 100 (Notable)
Mohanpur	India	Record daily precipitation	152.4 mm (6.0 in)	47 of 100 (Notable)
Plainville 4WNW	United States	Record daily precipitation	43.7 mm (1.7 in)	47 of 100 (Notable)
Holton	United States	Record daily precipitation	105.4 mm (4.1 in)	46 of 100 (Notable)
Omanama	Australia	Record daily precipitation	52.3 mm (2.1 in)	45 of 100 (Notable)
Mahuadaur	India	Record daily precipitation	72.4 mm (2.9 in)	44 of 100 (Notable)
Barharwa	India	Record daily precipitation	186.7 mm (7.4 in)	44 of 100 (Notable)
Saraikela	India	Record daily precipitation	116.8 mm (4.6 in)	43 of 100 (Notable)
Kotalpur	India	Record daily precipitation	88.9 mm (3.5 in)	42 of 100 (Notable)
Panskura	India	Record daily precipitation	104.1 mm (4.1 in)	42 of 100 (Notable)
Sarangarh	India	Record daily precipitation	44.5 mm (1.8 in)	41 of 100 (Notable)
Serampore	India	Record daily precipitation	83.8 mm (3.3 in)	41 of 100 (Notable)
Diamond Harbour	India	Record daily precipitation	175.3 mm (6.9 in)	41 of 100 (Notable)
Newton Rigg	United Kingdom	Record daily precipitation	51.1 mm (2.0 in)	41 of 100 (Notable)
Kailua 446	United States	Record daily precipitation	90.4 mm (3.6 in)	41 of 100 (Notable)
Keanae 346	United States	Record daily precipitation	215.9 mm (8.5 in)	40 of 100 (Notable)
Chas	India	Record daily precipitation	101.6 mm (4.0 in)	39 of 100 (Notable)
Kurdege	India	Record daily precipitation	146.8 mm (5.8 in)	39 of 100 (Notable)
Kharar	India	Record daily precipitation	58.9 mm (2.3 in)	39 of 100 (Notable)
Purulia	India	Record daily precipitation	124.7 mm (4.9 in)	39 of 100 (Notable)
Burlington Muni AP	United States	Record daily precipitation	44.2 mm (1.7 in)	39 of 100 (Notable)
Ebrach	Germany	Record daily precipitation	28.7 mm (1.1 in)	38 of 100 (Notable)
Kharsawan	India	Record daily precipitation	137.7 mm (5.4 in)	38 of 100 (Notable)
Gangajalghati	India	Record daily precipitation	74.4 mm (2.9 in)	38 of 100 (Notable)
Arnhem	Netherlands	Record daily precipitation	36.2 mm (1.4 in)	38 of 100 (Notable)
Armagh	United Kingdom	Record high minimum temperature	14.1 C (57.4 F)	38 of 100 (Notable)
Wamego 4 W	United States	Record daily precipitation	65.5 mm (2.6 in)	38 of 100 (Notable)
Dharamjaigarh	India	Record daily precipitation	94.0 mm (3.7 in)	37 of 100 (Notable)
Jagraon	India	Record daily precipitation	35.6 mm (1.4 in)	37 of 100 (Notable)
Putten (Gld)	Netherlands	Record daily precipitation	39.0 mm (1.5 in)	36 of 100 (Notable)
Silli	India	Record daily precipitation	125.0 mm (4.9 in)	35 of 100 (Notable)
Arambagh	India	Record daily precipitation	74.9 mm (2.9 in)	35 of 100 (Notable)
Clay Ctr	United States	Record daily precipitation	95.3 mm (3.8 in)	35 of 100 (Notable)
Ilulissat (Jakobshavn)	Greenland [Denmark]	Record high minimum temperature	8.0 C (46.4 F)	34 of 100 (Routine)
Kukrahati	India	Record daily precipitation	138.9 mm (5.5 in)	34 of 100 (Routine)
Azimganj	India	Record daily precipitation	95.3 mm (3.8 in)	34 of 100 (Routine)
Heerde	Netherlands	Record daily precipitation	30.2 mm (1.2 in)	34 of 100 (Routine)
Leavenworth	United States	Record daily precipitation	56.6 mm (2.2 in)	34 of 100 (Routine)
Altastenberg	Germany	Record daily precipitation	36.7 mm (1.4 in)	33 of 100 (Routine)
Jashpurnagar	India	Record daily precipitation	209.6 mm (8.3 in)	33 of 100 (Routine)
Lexington 3E	United States	Record daily precipitation	61.0 mm (2.4 in)	33 of 100 (Routine)
Assobani	India	Record daily precipitation	85.1 mm (3.4 in)	32 of 100 (Routine)
Hooghly	India	Record daily precipitation	55.9 mm (2.2 in)	32 of 100 (Routine)
Maryville 2E	United States	Record daily precipitation	57.2 mm (2.3 in)	32 of 100 (Routine)

Counts by Type and Timescale

570 records

Records set or tied on 9 October 1941 by type: Highest daily maximum 82, Lowest daily maximum 9, Highest daily minimum 99, Lowest daily minimum 46, Heaviest daily rainfall 331, Deepest snow cover 3.

Records on 9 October 1941 by type
Record type	Records
Highest daily maximum	82
Lowest daily maximum	9
Highest daily minimum	99
Lowest daily minimum	46
Heaviest daily rainfall	331
Heaviest daily snowfall	0
Deepest snow cover	3

Records on 9 October 1941 by timescale: all-time 5, monthly 44, daily 521.

How Much Records Were Beaten By

481 broken records

Margins by which the 481 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 132.3. Ties are not counted.

Top 20 by Significance

9 October 1941

Top 20 records on 9 October 1941 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
9 October 1941	Ranchi, IN	all-time rain	231.1 mm (9.1 in)	47.5 mm (1.9 in)	20 years	59 of 100 (Notable)
9 October 1941	Suri, IN	monthly rain	145.8 mm (5.7 in)	59.4 mm (2.3 in)	23 years	59 of 100 (Notable)
9 October 1941	Goilkera, IN	monthly rain	177.8 mm (7.0 in)	62.2 mm (2.4 in)	24 years	55 of 100 (Notable)
9 October 1941	Tamar, IN	monthly rain	185.7 mm (7.3 in)	84.1 mm (3.3 in)	1 year	54 of 100 (Notable)
9 October 1941	Bandher, IN	daily rain	38.1 mm (1.5 in)	38.1 mm (1.5 in)	40 years	54 of 100 (Notable)
9 October 1941	Chainpur, IN	daily rain	175.3 mm (6.9 in)	129.6 mm (5.1 in)	31 years	53 of 100 (Notable)
9 October 1941	Armagh, GB	daily rain	30.5 mm (1.2 in)	11.6 mm (0.5 in)	70 years	52 of 100 (Notable)
9 October 1941	Jallesore, IN	monthly rain	168.9 mm (6.6 in)	60.9 mm (2.4 in)	23 years	51 of 100 (Notable)
9 October 1941	Horton, US	monthly rain	90.4 mm (3.6 in)	28.9 mm (1.1 in)	37 years	51 of 100 (Notable)
9 October 1941	Deogarh (Bamra), IN	daily rain	114.3 mm (4.5 in)	100.3 mm (3.9 in)	24 years	50 of 100 (Notable)
9 October 1941	Indus, IN	all-time rain	180.3 mm (7.1 in)	35.8 mm (1.4 in)	19 years	50 of 100 (Notable)
9 October 1941	Calcutta/Alipore, IN	daily rain	111.3 mm (4.4 in)	68.9 mm (2.7 in)	20 years	50 of 100 (Notable)
9 October 1941	Jhaldah(Jhalda), IN	daily rain	139.7 mm (5.5 in)	113.8 mm (4.5 in)	16 years	49 of 100 (Notable)
9 October 1941	Potkabari, IN	daily rain	127.3 mm (5.0 in)	94.3 mm (3.7 in)	16 years	49 of 100 (Notable)
9 October 1941	Budge Budge, IN	daily rain	132.3 mm (5.2 in)	95.2 mm (3.7 in)	18 years	49 of 100 (Notable)
9 October 1941	Khunti, IN	daily rain	150.1 mm (5.9 in)	132.3 mm (5.2 in)	16 years	47 of 100 (Notable)
9 October 1941	Uluberia, IN	daily rain	124.5 mm (4.9 in)	77.5 mm (3.1 in)	18 years	47 of 100 (Notable)
9 October 1941	Mohanpur, IN	daily rain	152.4 mm (6.0 in)	105.7 mm (4.2 in)	16 years	47 of 100 (Notable)
9 October 1941	Plainville 4WNW, US	daily rain	43.7 mm (1.7 in)	37.6 mm (1.5 in)	27 years	47 of 100 (Notable)
9 October 1941	Holton, US	monthly rain	105.4 mm (4.1 in)	34.5 mm (1.4 in)	14 years	46 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

1793 to 1941

Records set or tied on this calendar date in each year from 1793 to 1941. 1941 had 570 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 1941-10-09: 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	390
20 to 40	56
40 to 60	17
60 to 80	9
80 to 100	3
100 to 120	3
120 to 140	3