Weather Records on 19 July 1940

338 weather records were set or tied worldwide on 19 July 1940. Highest significance: Long Lake Dam, US.

Key Facts for 19 July 1940

On 19 July 1940, 338 weather records were set or tied at long-record stations worldwide.
202 were record highs and 74 were record lows, counting maximum and minimum temperature.
By timescale, 3 were all-time records, 7 monthly and 328 daily.
Long Lake Dam set a daily record precipitation of 61.0 mm (2.4 in) on 19 July 1940.
Across 164 earlier years (1799 to 2026) the same calendar date averaged 441 records.

Record Map

338 stations

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

Weather records on 19 July 1940: highest significance records shown on the map
Station	Country	Type	Value	Significance
Long Lake Dam	United States	Record daily precipitation	61.0 mm (2.4 in)	50 of 100 (Notable)
Kiev	Ukraine	Record daily precipitation	48.9 mm (1.9 in)	43 of 100 (Notable)
Eastman 1 W	United States	Record daily precipitation	97.0 mm (3.8 in)	42 of 100 (Notable)
Milledgeville	United States	Record daily precipitation	74.9 mm (2.9 in)	36 of 100 (Notable)
Vedaranayam	India	Record daily precipitation	31.8 mm (1.3 in)	33 of 100 (Routine)
Melbourne Regional Office	Australia	Record low maximum temperature	9.9 C (49.8 F)	32 of 100 (Routine)
Hosanagar	India	Record daily precipitation	262.9 mm (10.4 in)	32 of 100 (Routine)
St Joseph 3 N	United States	Record daily precipitation	84.3 mm (3.3 in)	32 of 100 (Routine)
Chotan	India	Record daily precipitation	120.7 mm (4.8 in)	30 of 100 (Routine)
Mannargudi	India	Record daily precipitation	29.2 mm (1.1 in)	29 of 100 (Routine)
El Cajon 2 E	United States	Record low minimum temperature	8.9 C (48.0 F)	28 of 100 (Routine)
Columbus 3 NE	United States	Record high minimum temperature	26.1 C (79.0 F)	28 of 100 (Routine)
Greensboro	United States	Record daily precipitation	53.6 mm (2.1 in)	27 of 100 (Routine)
Bandher	India	Record daily precipitation	71.1 mm (2.8 in)	26 of 100 (Routine)
Kattumavadi	India	Record daily precipitation	29.0 mm (1.1 in)	26 of 100 (Routine)
Soyland I Gjesdal	Norway	Record daily precipitation	42.0 mm (1.7 in)	26 of 100 (Routine)
Tatarsk	Russia	Record high minimum temperature	20.7 C (69.3 F)	26 of 100 (Routine)
Saint Paul	United States	Record high minimum temperature	27.2 C (81.0 F)	26 of 100 (Routine)
Skegness	United Kingdom	Record low maximum temperature	12.8 C (55.0 F)	23 of 100 (Routine)
Crescent City 3 NNW	United States	Record high minimum temperature	13.9 C (57.0 F)	23 of 100 (Routine)
N Loup	United States	Record high minimum temperature	26.1 C (79.0 F)	23 of 100 (Routine)
Jalalabad	India	Record daily precipitation	40.6 mm (1.6 in)	22 of 100 (Routine)
Ft Valley	United States	Record low minimum temperature	1.1 C (34.0 F)	22 of 100 (Routine)
Camden 1	United States	Record daily precipitation	48.5 mm (1.9 in)	22 of 100 (Routine)
New Ulm 2 SE	United States	Record high minimum temperature	26.7 C (80.1 F)	22 of 100 (Routine)
Pudukkottai	India	Record daily precipitation	38.1 mm (1.5 in)	21 of 100 (Routine)
Claremont Pomona Clg	United States	Record low minimum temperature	8.3 C (46.9 F)	21 of 100 (Routine)
Escondido	United States	Record low minimum temperature	6.7 C (44.1 F)	21 of 100 (Routine)
Clarksville 2NE	United States	Record low maximum temperature	29.4 C (84.9 F)	21 of 100 (Routine)
Prineville	United States	Record daily precipitation	19.8 mm (0.8 in)	20 of 100 (Routine)
Jacksonville	United States	Record daily precipitation	9.9 mm (0.39 in)	20 of 100 (Routine)
Malyalling	Australia	Record daily precipitation	20.3 mm (0.8 in)	20 of 100 (Routine)
Bhavani	India	Record daily precipitation	45.5 mm (1.8 in)	20 of 100 (Routine)
Buxa	India	Record daily precipitation	192.5 mm (7.6 in)	20 of 100 (Routine)
Roosevelt 1 S	United States	Record low minimum temperature	18.9 C (66.0 F)	20 of 100 (Routine)
Hayward Rs	United States	Record high minimum temperature	23.3 C (73.9 F)	20 of 100 (Routine)
New Orleans Audubon	United States	Record high maximum temperature	36.7 C (98.1 F)	20 of 100 (Routine)
Winslow AP	United States	Record low minimum temperature	11.1 C (52.0 F)	20 of 100 (Routine)
Portland Rfc City	United States	Record daily precipitation	1.3 mm (0.05 in)	20 of 100 (Routine)
Koratagere	India	Record daily precipitation	11.9 mm (0.5 in)	19 of 100 (Routine)
Barabinsk	Russia	Record high minimum temperature	21.4 C (70.5 F)	19 of 100 (Routine)
Table.Mtn Woodhead Tunnel	South Africa	Record daily precipitation	50.8 mm (2.0 in)	19 of 100 (Routine)
Mena	United States	Record low maximum temperature	24.4 C (75.9 F)	19 of 100 (Routine)
Raiford State Prison	United States	Record low minimum temperature	17.2 C (63.0 F)	19 of 100 (Routine)
Iowa Falls	United States	Record high maximum temperature	38.9 C (102.0 F)	19 of 100 (Routine)
Pipestone	United States	Record high minimum temperature	24.4 C (75.9 F)	19 of 100 (Routine)
Goldbutte 7 N	United States	Record daily precipitation	12.2 mm (0.5 in)	19 of 100 (Routine)
Genoa 2 W	United States	Record high minimum temperature	25.0 C (77.0 F)	19 of 100 (Routine)
Marlinton	United States	Record high maximum temperature	32.8 C (91.0 F)	19 of 100 (Routine)
Green Rvr	United States	Record low maximum temperature	26.7 C (80.1 F)	19 of 100 (Routine)
Hana 354	United States	Record high minimum temperature	23.9 C (75.0 F)	19 of 100 (Routine)
Saint John	Canada	Record high maximum temperature	27.8 C (82.0 F)	18 of 100 (Routine)
Nalia	India	Record daily precipitation	25.4 mm (1.0 in)	18 of 100 (Routine)
Tomsk	Russia	Record high minimum temperature	19.8 C (67.6 F)	18 of 100 (Routine)
Kingman	United States	Record low minimum temperature	12.8 C (55.0 F)	18 of 100 (Routine)
Mesa	United States	Record low minimum temperature	15.6 C (60.1 F)	18 of 100 (Routine)
Nevada City	United States	Record low maximum temperature	26.1 C (79.0 F)	18 of 100 (Routine)
Greenfield	United States	Record high maximum temperature	37.2 C (99.0 F)	18 of 100 (Routine)
Wentworth 2.5 WNW	United States	Record high minimum temperature	26.1 C (79.0 F)	18 of 100 (Routine)
Prairie du Chien	United States	Record high minimum temperature	23.3 C (73.9 F)	18 of 100 (Routine)

Counts by Type and Timescale

338 records

Records set or tied on 19 July 1940 by type: Highest daily maximum 57, Lowest daily maximum 26, Highest daily minimum 145, Lowest daily minimum 48, Heaviest daily rainfall 62.

Records on 19 July 1940 by type
Record type	Records
Highest daily maximum	57
Lowest daily maximum	26
Highest daily minimum	145
Lowest daily minimum	48
Heaviest daily rainfall	62
Heaviest daily snowfall	0
Deepest snow cover	0

Records on 19 July 1940 by timescale: all-time 3, monthly 7, daily 328.

How Much Records Were Beaten By

247 broken records

Margins by which the 247 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 92.7. Ties are not counted.

Top 20 by Significance

19 July 1940

Top 20 records on 19 July 1940 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
19 July 1940	Long Lake Dam, US	daily rain	61.0 mm (2.4 in)	43.7 mm (1.7 in)	29 years	50 of 100 (Notable)
19 July 1940	Kiev, UA	daily rain	48.9 mm (1.9 in)	26.0 mm (1.0 in)	27 years	43 of 100 (Notable)
19 July 1940	Eastman 1 W, US	daily rain	97.0 mm (3.8 in)	41.9 mm (1.6 in)	34 years	42 of 100 (Notable)
19 July 1940	Milledgeville, US	daily rain	74.9 mm (2.9 in)	38.8 mm (1.5 in)	23 years	36 of 100 (Notable)
19 July 1940	Vedaranayam, IN	daily rain	31.8 mm (1.3 in)	27.5 mm (1.1 in)	25 years	33 of 100 (Routine)
19 July 1940	Melbourne Regional Office, AU	daily low max	9.9 C (49.8 F)	0.2 C (0.4 F)	80 years	32 of 100 (Routine)
19 July 1940	Hosanagar, IN	daily rain	262.9 mm (10.4 in)	92.7 mm (3.6 in)	26 years	32 of 100 (Routine)
19 July 1940	St Joseph 3 N, US	daily rain	84.3 mm (3.3 in)	33.5 mm (1.3 in)	29 years	32 of 100 (Routine)
19 July 1940	Chotan, IN	daily rain	120.7 mm (4.8 in)	50.8 mm (2.0 in)	31 years	30 of 100 (Routine)
19 July 1940	Mannargudi, IN	daily rain	29.2 mm (1.1 in)	23.9 mm (0.9 in)	30 years	29 of 100 (Routine)
19 July 1940	El Cajon 2 E, US	daily low min	8.9 C (48.0 F)	2.8 C (5.0 F)	40 years	28 of 100 (Routine)
19 July 1940	Columbus 3 NE, US	daily high min	26.1 C (79.0 F)	5.0 C (9.0 F)	39 years	28 of 100 (Routine)
19 July 1940	Greensboro, US	daily rain	53.6 mm (2.1 in)	26.4 mm (1.0 in)	20 years	27 of 100 (Routine)
19 July 1940	Bandher, IN	daily rain	71.1 mm (2.8 in)	34.5 mm (1.4 in)	19 years	26 of 100 (Routine)
19 July 1940	Kattumavadi, IN	daily rain	29.0 mm (1.1 in)	18.1 mm (0.7 in)	30 years	26 of 100 (Routine)
19 July 1940	Soyland I Gjesdal, NO	daily rain	42.0 mm (1.7 in)	16.2 mm (0.6 in)	25 years	26 of 100 (Routine)
19 July 1940	Tatarsk, RU	monthly high min	20.7 C (69.3 F)	0.3 C (0.5 F)	40 years	26 of 100 (Routine)
19 July 1940	Saint Paul, US	all-time high min	27.2 C (81.0 F)	0.5 C (0.9 F)	4 years	26 of 100 (Routine)
19 July 1940	Skegness, GB	monthly low max	12.8 C (55.0 F)	0.5 C (0.9 F)	33 years	23 of 100 (Routine)
19 July 1940	Crescent City 3 NNW, US	daily high min	13.9 C (57.0 F)	1.7 C (3.1 F)	38 years	23 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

1799 to 1940

Records set or tied on this calendar date in each year from 1799 to 1940. 1940 had 338 records.

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

Records on 07-19 in each year
Year	Records
1799	1
1805	1
1809	1
1811	1
1837	1
1838	1
1839	1
1843	1
1845	2
1848	1
1851	1
1859	2
1863	2
1864	1
1865	2
1867	1
1868	1
1870	1
1871	3
1873	2
1874	3
1878	2
1880	1
1881	2
1883	1
1886	3
1887	1
1888	3
1889	1
1890	5
1892	3
1893	2
1894	4
1895	2
1896	1
1897	4
1898	2
1899	3
1900	6
1901	4
1902	12
1903	4
1904	15
1905	20
1906	14
1907	19
1908	21
1909	17
1910	49
1911	14
1912	39
1913	48
1914	35
1915	140
1916	234
1917	177
1918	36
1919	34
1920	50
1921	55
1922	121
1923	224
1924	191
1925	153
1926	319
1927	96
1928	148
1929	232
1930	585
1931	269
1932	385
1933	258
1934	765
1935	268
1936	402
1937	227
1938	290
1939	285
1940	338
1941	424
1942	568
1943	276
1944	361
1945	308
1946	485
1947	613
1948	384
1949	762
1950	613
1951	545
1952	541
1953	330
1954	535
1955	343
1956	552
1957	348
1958	481
1959	393
1960	746
1961	402
1962	453
1963	502
1964	534
1965	755
1966	481
1967	560
1968	740
1969	610
1970	545
1971	636
1972	699
1973	538
1974	513
1975	441
1976	824
1977	898
1978	636
1979	964
1980	835
1981	915
1982	676
1983	1,011
1984	1,076
1985	569
1986	810
1987	1,608
1988	995
1989	1,081
1990	954
1991	803
1992	717
1993	847
1994	589
1995	893
1996	1,353
1997	856
1998	1,325
1999	878
2000	1,802
2001	905
2002	985
2003	1,192
2004	1,082
2005	1,049
2006	1,392
2007	1,181
2008	753
2009	1,844
2010	911
2011	1,266
2012	878
2013	1,061
2014	1,207
2015	735
2016	605
2017	495
2018	836
2019	651
2020	409
2021	779
2022	1,143
2023	884
2024	544
2025	600
2026	653

Download the Data

Data for records on 1940-07-19: 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	233
20 to 40	9
40 to 60	4
60 to 80	0
80 to 100	1