Weather Records on 13 August 1940

631 weather records were set or tied worldwide on 13 August 1940. Highest significance: Louisville 1 E, US.

Key Facts for 13 August 1940

On 13 August 1940, 631 weather records were set or tied at long-record stations worldwide.
263 were record highs and 65 were record lows, counting maximum and minimum temperature.
By timescale, 10 were all-time records, 34 monthly and 587 daily.
Louisville 1 E set an all-time record daily precipitation of 347.5 mm (13.7 in) on 13 August 1940.
Across 159 earlier years (1793 to 2026) the same calendar date averaged 473 records.

Record Map

631 stations

631 station records on 13 August 1940 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 13 August 1940: highest significance records shown on the map
Station	Country	Type	Value	Significance
Louisville 1 E	United States	Record daily precipitation	347.5 mm (13.7 in)	77 of 100 (Major)
Greensboro	United States	Record daily precipitation	265.2 mm (10.4 in)	66 of 100 (Major)
Greenwood	United States	Record daily precipitation	188.5 mm (7.4 in)	63 of 100 (Major)
Athens	United States	Record daily precipitation	121.9 mm (4.8 in)	61 of 100 (Major)
Carlton Brg	United States	Record daily precipitation	190.0 mm (7.5 in)	60 of 100 (Major)
Canton	United States	Record daily precipitation	134.4 mm (5.3 in)	58 of 100 (Notable)
Washington 2 ESE	United States	Record daily precipitation	170.7 mm (6.7 in)	57 of 100 (Notable)
Dahlonega 4WSW	United States	Record daily precipitation	120.1 mm (4.7 in)	56 of 100 (Notable)
Banner Elk	United States	Record daily precipitation	215.9 mm (8.5 in)	56 of 100 (Notable)
Hendersonville 1 NE	United States	Record daily precipitation	140.5 mm (5.5 in)	55 of 100 (Notable)
Anderson	United States	Record daily precipitation	160.5 mm (6.3 in)	55 of 100 (Notable)
Gainesville	United States	Record daily precipitation	128.3 mm (5.1 in)	54 of 100 (Notable)
Asheville	United States	Record daily precipitation	91.9 mm (3.6 in)	53 of 100 (Notable)
Highlands	United States	Record daily precipitation	245.9 mm (9.7 in)	52 of 100 (Notable)
Greenville Dwtn AP	United States	Record daily precipitation	109.0 mm (4.3 in)	52 of 100 (Notable)
Ranebennur	India	Record daily precipitation	40.1 mm (1.6 in)	50 of 100 (Notable)
Salem	United States	Record high minimum temperature	32.8 C (91.0 F)	50 of 100 (Notable)
Walhalla	United States	Record daily precipitation	161.8 mm (6.4 in)	50 of 100 (Notable)
Keanae 346	United States	Record daily precipitation	215.1 mm (8.5 in)	50 of 100 (Notable)
Nagpur (Mayo Hospit	India	Record daily precipitation	144.5 mm (5.7 in)	49 of 100 (Notable)
Hartwell	United States	Record daily precipitation	161.8 mm (6.4 in)	49 of 100 (Notable)
Bidar	India	Record daily precipitation	94.2 mm (3.7 in)	48 of 100 (Notable)
Haveri	India	Record daily precipitation	45.7 mm (1.8 in)	48 of 100 (Notable)
Hanamkonda	India	Record daily precipitation	94.0 mm (3.7 in)	47 of 100 (Notable)
Hangal	India	Record daily precipitation	83.1 mm (3.3 in)	47 of 100 (Notable)
Nanded	India	Record daily precipitation	121.2 mm (4.8 in)	47 of 100 (Notable)
Mundagod	India	Record daily precipitation	53.3 mm (2.1 in)	46 of 100 (Notable)
Atraula	India	Record daily precipitation	159.5 mm (6.3 in)	46 of 100 (Notable)
Saluda	United States	Record daily precipitation	113.8 mm (4.5 in)	46 of 100 (Notable)
Hadagalli	India	Record daily precipitation	70.4 mm (2.8 in)	45 of 100 (Notable)
Rome	United States	Record daily precipitation	55.4 mm (2.2 in)	44 of 100 (Notable)
Waynesville 1 E	United States	Record daily precipitation	66.0 mm (2.6 in)	44 of 100 (Notable)
Newberry	United States	Record daily precipitation	71.4 mm (2.8 in)	44 of 100 (Notable)
Aryankavu	India	Record daily precipitation	121.9 mm (4.8 in)	43 of 100 (Notable)
Rodeo	United States	Record daily precipitation	43.9 mm (1.7 in)	43 of 100 (Notable)
Cullowhee	United States	Record daily precipitation	71.9 mm (2.8 in)	43 of 100 (Notable)
Uccle	Belgium	Record low minimum temperature	5.9 C (42.6 F)	41 of 100 (Notable)
Hubli	India	Record daily precipitation	38.6 mm (1.5 in)	41 of 100 (Notable)
Angelica	United States	Record daily precipitation	49.3 mm (1.9 in)	41 of 100 (Notable)
Honomanu 450	United States	Record daily precipitation	174.0 mm (6.9 in)	40 of 100 (Notable)
Kilauea 1134	United States	Record daily precipitation	64.5 mm (2.5 in)	40 of 100 (Notable)
Fort Simpson	Canada	Record daily precipitation	28.2 mm (1.1 in)	39 of 100 (Notable)
Mount Wellington (the Springs)	Australia	Record daily precipitation	38.1 mm (1.5 in)	38 of 100 (Notable)
Mahua	India	Record daily precipitation	63.0 mm (2.5 in)	38 of 100 (Notable)
Resaca	United States	Record daily precipitation	57.4 mm (2.3 in)	38 of 100 (Notable)
Perry	United States	Record daily precipitation	90.9 mm (3.6 in)	38 of 100 (Notable)
Mtn View 91	United States	Record daily precipitation	134.1 mm (5.3 in)	38 of 100 (Notable)
Toronto	Canada	Record high minimum temperature	22.2 C (72.0 F)	37 of 100 (Notable)
Katol	India	Record daily precipitation	63.8 mm (2.5 in)	37 of 100 (Notable)
Winnebago	United States	Record daily precipitation	43.4 mm (1.7 in)	37 of 100 (Notable)
Marion	United States	Record daily precipitation	208.3 mm (8.2 in)	36 of 100 (Notable)
Adur	India	Record daily precipitation	101.3 mm (4.0 in)	35 of 100 (Notable)
Gillsville	United States	Record daily precipitation	130.0 mm (5.1 in)	35 of 100 (Notable)
Holland Wtp	United States	Record daily precipitation	46.5 mm (1.8 in)	35 of 100 (Notable)
Fort Chipewyan	Canada	Record low minimum temperature	-5.6 C (21.9 F)	34 of 100 (Routine)
Simcoe	Canada	Record daily precipitation	41.7 mm (1.6 in)	34 of 100 (Routine)
Hospet	India	Record daily precipitation	41.1 mm (1.6 in)	34 of 100 (Routine)
Calhoun Falls	United States	Record daily precipitation	179.3 mm (7.1 in)	34 of 100 (Routine)
Pelzer	United States	Record daily precipitation	144.3 mm (5.7 in)	34 of 100 (Routine)
Mukundapuram	India	Record daily precipitation	132.8 mm (5.2 in)	33 of 100 (Routine)

Counts by Type and Timescale

631 records

Records set or tied on 13 August 1940 by type: Highest daily maximum 105, Lowest daily maximum 38, Highest daily minimum 158, Lowest daily minimum 27, Heaviest daily rainfall 303.

Records on 13 August 1940 by type
Record type	Records
Highest daily maximum	105
Lowest daily maximum	38
Highest daily minimum	158
Lowest daily minimum	27
Heaviest daily rainfall	303
Heaviest daily snowfall	0
Deepest snow cover	0

Records on 13 August 1940 by timescale: all-time 10, monthly 34, daily 587.

How Much Records Were Beaten By

494 broken records

Margins by which the 494 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 212.6. Ties are not counted.

Top 20 by Significance

13 August 1940

Top 20 records on 13 August 1940 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
13 August 1940	Louisville 1 E, US	all-time rain	347.5 mm (13.7 in)	212.6 mm (8.4 in)	43 years	77 of 100 (Major)
13 August 1940	Greensboro, US	all-time rain	265.2 mm (10.4 in)	149.6 mm (5.9 in)	11 years	66 of 100 (Major)
13 August 1940	Greenwood, US	all-time rain	188.5 mm (7.4 in)	43.7 mm (1.7 in)	44 years	63 of 100 (Major)
13 August 1940	Athens, US	daily rain	121.9 mm (4.8 in)	97.8 mm (3.9 in)	41 years	61 of 100 (Major)
13 August 1940	Carlton Brg, US	all-time rain	190.0 mm (7.5 in)	46.5 mm (1.8 in)	31 years	60 of 100 (Major)
13 August 1940	Canton, US	monthly rain	134.4 mm (5.3 in)	44.0 mm (1.7 in)	44 years	58 of 100 (Notable)
13 August 1940	Washington 2 ESE, US	monthly rain	170.7 mm (6.7 in)	80.8 mm (3.2 in)	12 years	57 of 100 (Notable)
13 August 1940	Dahlonega 4WSW, US	daily rain	120.1 mm (4.7 in)	79.5 mm (3.1 in)	34 years	56 of 100 (Notable)
13 August 1940	Banner Elk, US	monthly rain	215.9 mm (8.5 in)	106.7 mm (4.2 in)	11 years	56 of 100 (Notable)
13 August 1940	Hendersonville 1 NE, US	daily rain	140.5 mm (5.5 in)	69.1 mm (2.7 in)	39 years	55 of 100 (Notable)
13 August 1940	Anderson, US	daily rain	160.5 mm (6.3 in)	133.3 mm (5.2 in)	38 years	55 of 100 (Notable)
13 August 1940	Gainesville, US	monthly rain	128.3 mm (5.1 in)	58.2 mm (2.3 in)	0 years	54 of 100 (Notable)
13 August 1940	Asheville, US	daily rain	91.9 mm (3.6 in)	64.5 mm (2.5 in)	26 years	53 of 100 (Notable)
13 August 1940	Highlands, US	all-time rain	245.9 mm (9.7 in)	36.3 mm (1.4 in)	25 years	52 of 100 (Notable)
13 August 1940	Greenville Dwtn AP, US	daily rain	109.0 mm (4.3 in)	89.9 mm (3.5 in)	26 years	52 of 100 (Notable)
13 August 1940	Ranebennur, IN	daily rain	40.1 mm (1.6 in)	28.9 mm (1.1 in)	35 years	50 of 100 (Notable)
13 August 1940	Salem, US	all-time high min	32.8 C (91.0 F)	5.6 C (10.1 F)	41 years	50 of 100 (Notable)
13 August 1940	Walhalla, US	daily rain	161.8 mm (6.4 in)	105.2 mm (4.1 in)	20 years	50 of 100 (Notable)
13 August 1940	Keanae 346, US	daily rain	215.1 mm (8.5 in)	123.2 mm (4.9 in)	26 years	50 of 100 (Notable)
13 August 1940	Nagpur (Mayo Hospit, IN	daily rain	144.5 mm (5.7 in)	119.6 mm (4.7 in)	19 years	49 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 1940

Records set or tied on this calendar date in each year from 1793 to 1940. 1940 had 631 records.

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

Records on 08-13 in each year
Year	Records
1793	1
1796	1
1807	1
1843	2
1849	1
1855	1
1856	1
1857	1
1861	3
1864	3
1867	3
1868	2
1871	1
1872	1
1874	1
1876	3
1878	1
1879	1
1881	1
1885	3
1886	1
1887	5
1889	3
1890	2
1891	1
1892	1
1893	3
1894	4
1895	6
1896	4
1897	9
1898	2
1899	4
1900	3
1901	3
1902	23
1903	12
1904	11
1905	11
1906	8
1907	3
1908	36
1909	33
1910	9
1911	41
1912	53
1913	20
1914	19
1915	32
1916	64
1917	62
1918	68
1919	38
1920	56
1921	34
1922	39
1923	84
1924	168
1925	145
1926	168
1927	113
1928	215
1929	184
1930	490
1931	596
1932	369
1933	291
1934	427
1935	400
1936	705
1937	370
1938	442
1939	276
1940	631
1941	516
1942	388
1943	611
1944	761
1945	355
1946	599
1947	685
1948	346
1949	420
1950	436
1951	373
1952	985
1953	238
1954	781
1955	732
1956	355
1957	432
1958	352
1959	363
1960	460
1961	503
1962	550
1963	583
1964	1,526
1965	734
1966	565
1967	1,091
1968	828
1969	663
1970	390
1971	431
1972	485
1973	452
1974	572
1975	462
1976	693
1977	678
1978	761
1979	1,198
1980	502
1981	534
1982	653
1983	647
1984	597
1985	829
1986	609
1987	1,106
1988	1,363
1989	637
1990	770
1991	845
1992	1,666
1993	993
1994	944
1995	1,910
1996	1,276
1997	1,009
1998	917
1999	1,363
2000	719
2001	861
2002	1,475
2003	1,993
2004	2,040
2005	1,418
2006	1,023
2007	1,243
2008	842
2009	806
2010	1,783
2011	736
2012	969
2013	430
2014	701
2015	653
2016	1,064
2017	523
2018	462
2019	653
2020	753
2021	928
2022	799
2023	763
2024	1,061
2025	714
2026	1,097

Download the Data

Data for records on 1940-08-13: 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 2026-10-16 (16 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	464
50 to 100	21
100 to 150	8
150 to 200	0
200 to 250	1