Weather Records on 19 September 1940

459 weather records were set or tied worldwide on 19 September 1940. Highest significance: Roha, IN.

Key Facts for 19 September 1940

On 19 September 1940, 459 weather records were set or tied at long-record stations worldwide.
293 were record highs and 41 were record lows, counting maximum and minimum temperature.
By timescale, 1 were all-time records, 5 monthly and 453 daily.
Roha set a daily record precipitation of 181.6 mm (7.1 in) on 19 September 1940.
Across 166 earlier years (1805 to 2026) the same calendar date averaged 414 records.

Record Map

459 stations

459 station records on 19 September 1940 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 19 September 1940: highest significance records shown on the map
Station	Country	Type	Value	Significance
Roha	India	Record daily precipitation	181.6 mm (7.1 in)	55 of 100 (Notable)
Mangaon	India	Record daily precipitation	170.2 mm (6.7 in)	55 of 100 (Notable)
Shahapur	India	Record daily precipitation	166.9 mm (6.6 in)	49 of 100 (Notable)
Buhl	United States	Record daily precipitation	26.2 mm (1.0 in)	44 of 100 (Notable)
Cowles	United States	Record daily precipitation	50.8 mm (2.0 in)	44 of 100 (Notable)
Dindori	India	Record daily precipitation	97.5 mm (3.8 in)	41 of 100 (Notable)
West Terschelling	Netherlands	Record daily precipitation	28.3 mm (1.1 in)	40 of 100 (Notable)
Glenelg	Australia	Record daily precipitation	25.9 mm (1.0 in)	39 of 100 (Notable)
Tashkent	Uzbekistan	Record high minimum temperature	20.2 C (68.4 F)	37 of 100 (Notable)
Peint	India	Record daily precipitation	125.2 mm (4.9 in)	31 of 100 (Routine)
Karjat	India	Record daily precipitation	174.0 mm (6.9 in)	30 of 100 (Routine)
Las Vegas 2 NW	United States	Record high minimum temperature	18.3 C (64.9 F)	30 of 100 (Routine)
Mahad	India	Record daily precipitation	105.4 mm (4.1 in)	29 of 100 (Routine)
Lake Arthur 7 SW	United States	Record high minimum temperature	28.9 C (84.0 F)	29 of 100 (Routine)
Sindkheda	India	Record daily precipitation	62.0 mm (2.4 in)	28 of 100 (Routine)
Harrisville	United States	Record daily precipitation	29.2 mm (1.1 in)	28 of 100 (Routine)
Willmar Wwtp	United States	Record high minimum temperature	21.7 C (71.1 F)	28 of 100 (Routine)
Ada	United States	Record high maximum temperature	33.3 C (91.9 F)	27 of 100 (Routine)
Rhinelander	United States	Record high minimum temperature	20.6 C (69.1 F)	26 of 100 (Routine)
Prince Albert	Canada	Record high minimum temperature	13.9 C (57.0 F)	25 of 100 (Routine)
Chandgad	India	Record daily precipitation	62.5 mm (2.5 in)	25 of 100 (Routine)
Arhangelsk	Russia	Record high minimum temperature	12.8 C (55.0 F)	25 of 100 (Routine)
Medha	India	Record daily precipitation	51.3 mm (2.0 in)	24 of 100 (Routine)
Borsat	India	Record daily precipitation	45.0 mm (1.8 in)	23 of 100 (Routine)
Wentworth 2.5 WNW	United States	Record high minimum temperature	21.1 C (70.0 F)	23 of 100 (Routine)
Rennie (Pine View)	Australia	Record daily precipitation	29.2 mm (1.1 in)	22 of 100 (Routine)
Quilandi	India	Record daily precipitation	71.6 mm (2.8 in)	22 of 100 (Routine)
Hathras	India	Record daily precipitation	66.0 mm (2.6 in)	22 of 100 (Routine)
Mandangad	India	Record daily precipitation	88.6 mm (3.5 in)	21 of 100 (Routine)
Brainerd	United States	Record high minimum temperature	19.4 C (66.9 F)	21 of 100 (Routine)
Beowawe	United States	Record low maximum temperature	12.8 C (55.0 F)	21 of 100 (Routine)
Ibapah	United States	Record daily precipitation	15.5 mm (0.6 in)	20 of 100 (Routine)
American Falls 6 NE	United States	Record daily precipitation	16.5 mm (0.6 in)	20 of 100 (Routine)
Ust Tzilma	Russia	Record daily precipitation	21.9 mm (0.9 in)	20 of 100 (Routine)
Twin Falls 2 NNE	United States	Record daily precipitation	22.6 mm (0.9 in)	20 of 100 (Routine)
San Jacinto	United States	Record daily precipitation	20.8 mm (0.8 in)	20 of 100 (Routine)
Border 3 N	United States	Record daily precipitation	22.9 mm (0.9 in)	20 of 100 (Routine)
Cumberland	South Africa	Record daily precipitation	20.3 mm (0.8 in)	20 of 100 (Routine)
Cheesman	United States	Record daily precipitation	16.3 mm (0.6 in)	20 of 100 (Routine)
Villa Nora (Pol)	South Africa	Record daily precipitation	17.8 mm (0.7 in)	20 of 100 (Routine)
Montello 2NE	United States	Record daily precipitation	7.1 mm (0.28 in)	20 of 100 (Routine)
Parnu	Estonia	Record daily precipitation	14.7 mm (0.6 in)	20 of 100 (Routine)
Rosherville (Pow)	South Africa	Record daily precipitation	11.7 mm (0.5 in)	20 of 100 (Routine)
Rupert 3 WSW	United States	Record daily precipitation	19.8 mm (0.8 in)	20 of 100 (Routine)
Syferfontein	South Africa	Record daily precipitation	11.7 mm (0.5 in)	20 of 100 (Routine)
Shoshone 1 WNW	United States	Record daily precipitation	15.7 mm (0.6 in)	20 of 100 (Routine)
Gumri	Armenia	Record daily precipitation	24.0 mm (0.9 in)	20 of 100 (Routine)
Simferopol	Ukraine	Record daily precipitation	10.2 mm (0.4 in)	20 of 100 (Routine)
Springsure Comet St	Australia	Record daily precipitation	17.5 mm (0.7 in)	20 of 100 (Routine)
Paradise Valley 1 NW	United States	Record daily precipitation	20.1 mm (0.8 in)	20 of 100 (Routine)
Ashton 1N	United States	Record daily precipitation	18.3 mm (0.7 in)	20 of 100 (Routine)
Yerevan	Armenia	Record daily precipitation	10.1 mm (0.4 in)	20 of 100 (Routine)
Astrakan	Russia	Record daily precipitation	9.3 mm (0.37 in)	20 of 100 (Routine)
Pacific Heights	Australia	Record daily precipitation	12.7 mm (0.5 in)	20 of 100 (Routine)
Kimball 2NE	United States	Record daily precipitation	19.8 mm (0.8 in)	20 of 100 (Routine)
Battle Mtn	United States	Record daily precipitation	4.3 mm (0.17 in)	20 of 100 (Routine)
Indian Head Cda	Canada	Record high minimum temperature	13.3 C (55.9 F)	20 of 100 (Routine)
Gargoti	India	Record daily precipitation	26.7 mm (1.1 in)	20 of 100 (Routine)
Madha	India	Record daily precipitation	29.7 mm (1.2 in)	20 of 100 (Routine)
Isabela Substn	Puerto Rico [United States]	Record low minimum temperature	16.1 C (61.0 F)	20 of 100 (Routine)

Counts by Type and Timescale

459 records

Records set or tied on 19 September 1940 by type: Highest daily maximum 79, Lowest daily maximum 31, Highest daily minimum 214, Lowest daily minimum 10, Heaviest daily rainfall 125.

Records on 19 September 1940 by type
Record type	Records
Highest daily maximum	79
Lowest daily maximum	31
Highest daily minimum	214
Lowest daily minimum	10
Heaviest daily rainfall	125
Heaviest daily snowfall	0
Deepest snow cover	0

Records on 19 September 1940 by timescale: all-time 1, monthly 5, daily 453.

How Much Records Were Beaten By

358 broken records

Margins by which the 358 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 113.0. Ties are not counted.

Top 20 by Significance

19 September 1940

Top 20 records on 19 September 1940 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
19 September 1940	Roha, IN	daily rain	181.6 mm (7.1 in)	113.0 mm (4.4 in)	37 years	55 of 100 (Notable)
19 September 1940	Mangaon, IN	daily rain	170.2 mm (6.7 in)	112.5 mm (4.4 in)	37 years	55 of 100 (Notable)
19 September 1940	Shahapur, IN	daily rain	166.9 mm (6.6 in)	78.5 mm (3.1 in)	19 years	49 of 100 (Notable)
19 September 1940	Buhl, US	daily rain	26.2 mm (1.0 in)	22.6 mm (0.9 in)	9 years	44 of 100 (Notable)
19 September 1940	Cowles, US	daily rain	50.8 mm (2.0 in)	34.8 mm (1.4 in)	9 years	44 of 100 (Notable)
19 September 1940	Dindori, IN	daily rain	97.5 mm (3.8 in)	36.5 mm (1.4 in)	38 years	41 of 100 (Notable)
19 September 1940	West Terschelling, NL	daily rain	28.3 mm (1.1 in)	11.9 mm (0.5 in)	46 years	40 of 100 (Notable)
19 September 1940	Glenelg, AU	daily rain	25.9 mm (1.0 in)	17.8 mm (0.7 in)	54 years	39 of 100 (Notable)
19 September 1940	Tashkent, UZ	daily high min	20.2 C (68.4 F)	4.8 C (8.6 F)	58 years	37 of 100 (Notable)
19 September 1940	Peint, IN	daily rain	125.2 mm (4.9 in)	48.5 mm (1.9 in)	19 years	31 of 100 (Routine)
19 September 1940	Karjat, IN	daily rain	174.0 mm (6.9 in)	68.1 mm (2.7 in)	12 years	30 of 100 (Routine)
19 September 1940	Las Vegas 2 NW, US	monthly high min	18.3 C (64.9 F)	1.6 C (2.9 F)	40 years	30 of 100 (Routine)
19 September 1940	Mahad, IN	daily rain	105.4 mm (4.1 in)	43.2 mm (1.7 in)	20 years	29 of 100 (Routine)
19 September 1940	Lake Arthur 7 SW, US	monthly high min	28.9 C (84.0 F)	2.2 C (4.0 F)	31 years	29 of 100 (Routine)
19 September 1940	Sindkheda, IN	daily rain	62.0 mm (2.4 in)	23.6 mm (0.9 in)	38 years	28 of 100 (Routine)
19 September 1940	Harrisville, US	daily rain	29.2 mm (1.1 in)	14.0 mm (0.6 in)	21 years	28 of 100 (Routine)
19 September 1940	Willmar Wwtp, US	daily high min	21.7 C (71.1 F)	6.7 C (12.1 F)	44 years	28 of 100 (Routine)
19 September 1940	Ada, US	daily high max	33.3 C (91.9 F)	6.1 C (11.0 F)	44 years	27 of 100 (Routine)
19 September 1940	Rhinelander, US	daily high min	20.6 C (69.1 F)	6.7 C (12.1 F)	32 years	26 of 100 (Routine)
19 September 1940	Prince Albert, CA	daily high min	13.9 C (57.0 F)	2.8 C (5.0 F)	48 years	25 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

1805 to 1940

Records set or tied on this calendar date in each year from 1805 to 1940. 1940 had 459 records.

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

Records on 09-19 in each year
Year	Records
1805	1
1818	1
1820	1
1825	1
1830	1
1833	1
1834	1
1837	1
1847	1
1848	1
1849	3
1851	2
1854	1
1855	1
1856	1
1859	1
1862	1
1865	2
1866	1
1869	1
1872	1
1874	1
1875	3
1877	2
1881	2
1882	4
1884	2
1885	1
1886	3
1887	2
1888	1
1889	7
1890	1
1893	3
1894	2
1895	5
1896	2
1897	4
1898	2
1899	2
1900	2
1901	17
1902	6
1903	16
1904	9
1905	18
1906	33
1907	9
1908	5
1909	16
1910	16
1911	4
1912	39
1913	200
1914	48
1915	174
1916	38
1917	134
1918	62
1919	52
1920	53
1921	109
1922	81
1923	83
1924	90
1925	356
1926	171
1927	152
1928	211
1929	435
1930	154
1931	400
1932	292
1933	343
1934	171
1935	240
1936	152
1937	331
1938	519
1939	292
1940	459
1941	430
1942	830
1943	540
1944	406
1945	417
1946	802
1947	694
1948	457
1949	303
1950	474
1951	240
1952	545
1953	467
1954	557
1955	578
1956	661
1957	638
1958	354
1959	774
1960	344
1961	445
1962	387
1963	403
1964	350
1965	1,080
1966	529
1967	417
1968	433
1969	493
1970	437
1971	1,127
1972	629
1973	438
1974	637
1975	570
1976	390
1977	719
1978	1,139
1979	727
1980	591
1981	1,462
1982	594
1983	1,630
1984	970
1985	926
1986	737
1987	1,113
1988	973
1989	911
1990	874
1991	2,027
1992	752
1993	885
1994	736
1995	1,096
1996	1,069
1997	1,107
1998	1,039
1999	611
2000	947
2001	1,188
2002	866
2003	1,094
2004	964
2005	814
2006	851
2007	633
2008	647
2009	700
2010	1,414
2011	848
2012	775
2013	578
2014	715
2015	520
2016	999
2017	703
2018	871
2019	584
2020	668
2021	511
2022	666
2023	622
2024	707
2025	554
2026	711

Download the Data

Data for records on 1940-09-19: 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	342
20 to 40	10
40 to 60	2
60 to 80	2
80 to 100	0
100 to 120	2