Weather Records on 8 August 1940

333 weather records were set or tied worldwide on 8 August 1940. Highest significance: Grand Coteau, US.

Key Facts for 8 August 1940

On 8 August 1940, 333 weather records were set or tied at long-record stations worldwide.
116 were record highs and 71 were record lows, counting maximum and minimum temperature.
By timescale, 2 were all-time records, 17 monthly and 314 daily.
Grand Coteau set a monthly record daily precipitation of 204.0 mm (8.0 in) on 8 August 1940.
Across 162 earlier years (1793 to 2026) the same calendar date averaged 468 records.

Record Map

333 stations

333 station records on 8 August 1940 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 8 August 1940: highest significance records shown on the map
Station	Country	Type	Value	Significance
Grand Coteau	United States	Record daily precipitation	204.0 mm (8.0 in)	63 of 100 (Major)
Faridpur	India	Record daily precipitation	215.9 mm (8.5 in)	57 of 100 (Notable)
Jennings	United States	Record daily precipitation	204.0 mm (8.0 in)	56 of 100 (Notable)
Tribune 1W	United States	Record daily precipitation	113.3 mm (4.5 in)	54 of 100 (Notable)
Lake Arthur 7 SW	United States	Record daily precipitation	218.4 mm (8.6 in)	52 of 100 (Notable)
Lafayette Rgnl AP	United States	Record daily precipitation	103.1 mm (4.1 in)	52 of 100 (Notable)
Aliganj	India	Record daily precipitation	203.7 mm (8.0 in)	51 of 100 (Notable)
Lake Charles Chenault	United States	Record daily precipitation	122.9 mm (4.8 in)	51 of 100 (Notable)
Firozabad	India	Record daily precipitation	97.8 mm (3.9 in)	50 of 100 (Notable)
Beaumont City	United States	Record daily precipitation	170.7 mm (6.7 in)	50 of 100 (Notable)
Hardoi	India	Record daily precipitation	196.9 mm (7.8 in)	47 of 100 (Notable)
Bella Coola	Canada	Record daily precipitation	47.8 mm (1.9 in)	44 of 100 (Notable)
Farrukhabad	India	Record daily precipitation	154.4 mm (6.1 in)	44 of 100 (Notable)
Kaimganj	India	Record daily precipitation	119.4 mm (4.7 in)	44 of 100 (Notable)
Gulah(Gula)	India	Record daily precipitation	111.3 mm (4.4 in)	42 of 100 (Notable)
Dataganj	India	Record daily precipitation	193.0 mm (7.6 in)	42 of 100 (Notable)
Baghpat Sr	India	Record daily precipitation	89.7 mm (3.5 in)	42 of 100 (Notable)
Newton	United States	Record daily precipitation	82.6 mm (3.3 in)	42 of 100 (Notable)
Donaldsonville 4 SW	United States	Record low maximum temperature	25.6 C (78.1 F)	41 of 100 (Notable)
Mahendraganj	India	Record daily precipitation	169.2 mm (6.7 in)	40 of 100 (Notable)
Etmadpur	India	Record daily precipitation	103.4 mm (4.1 in)	40 of 100 (Notable)
Fatehgarh	India	Record daily precipitation	113.8 mm (4.5 in)	40 of 100 (Notable)
Mohania(Mahania)	India	Record daily precipitation	210.1 mm (8.3 in)	39 of 100 (Notable)
Katwa	India	Record daily precipitation	99.8 mm (3.9 in)	38 of 100 (Notable)
Abbeville	United States	Record daily precipitation	223.5 mm (8.8 in)	38 of 100 (Notable)
Kulu	India	Record daily precipitation	56.1 mm (2.2 in)	37 of 100 (Notable)
Budaun	India	Record daily precipitation	104.1 mm (4.1 in)	37 of 100 (Notable)
Khurja	India	Record daily precipitation	111.8 mm (4.4 in)	37 of 100 (Notable)
Bezenchuk	Russia	Record high minimum temperature	25.7 C (78.3 F)	36 of 100 (Notable)
Alexandria	United States	Record daily precipitation	61.5 mm (2.4 in)	36 of 100 (Notable)
Bareilly Sadar	India	Record daily precipitation	127.0 mm (5.0 in)	35 of 100 (Notable)
Bulandshahr	India	Record daily precipitation	89.7 mm (3.5 in)	35 of 100 (Notable)
Hamirpur	India	Record daily precipitation	115.3 mm (4.5 in)	35 of 100 (Notable)
Pawnee City	United States	Record daily precipitation	73.7 mm (2.9 in)	35 of 100 (Notable)
Bagodar I	India	Record daily precipitation	74.9 mm (2.9 in)	33 of 100 (Routine)
Lake Charles Chenault	United States	Record low maximum temperature	25.6 C (78.1 F)	33 of 100 (Routine)
Agra	India	Record daily precipitation	75.7 mm (3.0 in)	31 of 100 (Routine)
Darauli	India	Record daily precipitation	108.2 mm (4.3 in)	30 of 100 (Routine)
Kasganj	India	Record daily precipitation	78.7 mm (3.1 in)	30 of 100 (Routine)
Mustafabad Jasra	India	Record daily precipitation	59.7 mm (2.4 in)	30 of 100 (Routine)
Lake City 2 E	United States	Record daily precipitation	59.4 mm (2.3 in)	30 of 100 (Routine)
Decatur Wtp	United States	Record daily precipitation	41.4 mm (1.6 in)	30 of 100 (Routine)
St Joseph 3 N	United States	Record low maximum temperature	24.4 C (75.9 F)	29 of 100 (Routine)
Chhibramau	India	Record daily precipitation	97.8 mm (3.9 in)	28 of 100 (Routine)
Shikohabad	India	Record daily precipitation	81.5 mm (3.2 in)	28 of 100 (Routine)
Tucumcari 4 NE	United States	Record daily precipitation	38.6 mm (1.5 in)	28 of 100 (Routine)
Gopalpur	India	Record daily precipitation	91.4 mm (3.6 in)	27 of 100 (Routine)
Ghatampur	India	Record daily precipitation	120.7 mm (4.8 in)	26 of 100 (Routine)
Harlan	United States	Record daily precipitation	56.4 mm (2.2 in)	26 of 100 (Routine)
Jeanerette 5 NW	United States	Record daily precipitation	86.4 mm (3.4 in)	26 of 100 (Routine)
Plain Dealing	United States	Record low maximum temperature	26.7 C (80.1 F)	26 of 100 (Routine)
Robeline	United States	Record low maximum temperature	23.9 C (75.0 F)	26 of 100 (Routine)
Cuero	United States	Record high minimum temperature	28.9 C (84.0 F)	26 of 100 (Routine)
Pahala 21	United States	Record high minimum temperature	21.1 C (70.0 F)	26 of 100 (Routine)
Manginapudi	India	Record daily precipitation	57.9 mm (2.3 in)	25 of 100 (Routine)
Bisauli	India	Record daily precipitation	62.5 mm (2.5 in)	25 of 100 (Routine)
Americus	United States	Record daily precipitation	29.5 mm (1.2 in)	25 of 100 (Routine)
Calhoun 2 N	United States	Record low maximum temperature	23.3 C (73.9 F)	25 of 100 (Routine)
Franklin 3 NW	United States	Record low maximum temperature	26.1 C (79.0 F)	25 of 100 (Routine)
Melville	United States	Record daily precipitation	41.4 mm (1.6 in)	25 of 100 (Routine)

Counts by Type and Timescale

333 records

Records set or tied on 8 August 1940 by type: Highest daily maximum 80, Lowest daily maximum 51, Highest daily minimum 36, Lowest daily minimum 20, Heaviest daily rainfall 146.

Records on 8 August 1940 by type
Record type	Records
Highest daily maximum	80
Lowest daily maximum	51
Highest daily minimum	36
Lowest daily minimum	20
Heaviest daily rainfall	146
Heaviest daily snowfall	0
Deepest snow cover	0

Records on 8 August 1940 by timescale: all-time 2, monthly 17, daily 314.

How Much Records Were Beaten By

265 broken records

Margins by which the 265 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 177.8. Ties are not counted.

Top 20 by Significance

8 August 1940

Top 20 records on 8 August 1940 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
8 August 1940	Grand Coteau, US	monthly rain	204.0 mm (8.0 in)	101.1 mm (4.0 in)	31 years	63 of 100 (Major)
8 August 1940	Faridpur, IN	monthly rain	215.9 mm (8.5 in)	81.8 mm (3.2 in)	29 years	57 of 100 (Notable)
8 August 1940	Jennings, US	daily rain	204.0 mm (8.0 in)	146.6 mm (5.8 in)	41 years	56 of 100 (Notable)
8 August 1940	Tribune 1W, US	monthly rain	113.3 mm (4.5 in)	38.9 mm (1.5 in)	25 years	54 of 100 (Notable)
8 August 1940	Lake Arthur 7 SW, US	daily rain	218.4 mm (8.6 in)	177.8 mm (7.0 in)	27 years	52 of 100 (Notable)
8 August 1940	Lafayette Rgnl AP, US	daily rain	103.1 mm (4.1 in)	51.0 mm (2.0 in)	37 years	52 of 100 (Notable)
8 August 1940	Aliganj, IN	daily rain	203.7 mm (8.0 in)	169.4 mm (6.7 in)	24 years	51 of 100 (Notable)
8 August 1940	Lake Charles Chenault, US	daily rain	122.9 mm (4.8 in)	84.8 mm (3.3 in)	24 years	51 of 100 (Notable)
8 August 1940	Firozabad, IN	daily rain	97.8 mm (3.9 in)	66.8 mm (2.6 in)	37 years	50 of 100 (Notable)
8 August 1940	Beaumont City, US	daily rain	170.7 mm (6.7 in)	90.7 mm (3.6 in)	20 years	50 of 100 (Notable)
8 August 1940	Hardoi, IN	daily rain	196.9 mm (7.8 in)	94.8 mm (3.7 in)	18 years	47 of 100 (Notable)
8 August 1940	Bella Coola, CA	daily rain	47.8 mm (1.9 in)	43.5 mm (1.7 in)	22 years	44 of 100 (Notable)
8 August 1940	Farrukhabad, IN	daily rain	154.4 mm (6.1 in)	98.0 mm (3.9 in)	6 years	44 of 100 (Notable)
8 August 1940	Kaimganj, IN	daily rain	119.4 mm (4.7 in)	81.6 mm (3.2 in)	18 years	44 of 100 (Notable)
8 August 1940	Gulah(Gula), IN	daily rain	111.3 mm (4.4 in)	66.8 mm (2.6 in)	24 years	42 of 100 (Notable)
8 August 1940	Dataganj, IN	monthly rain	193.0 mm (7.6 in)	50.5 mm (2.0 in)	19 years	42 of 100 (Notable)
8 August 1940	Baghpat Sr, IN	daily rain	89.7 mm (3.5 in)	50.1 mm (2.0 in)	39 years	42 of 100 (Notable)
8 August 1940	Newton, US	daily rain	82.6 mm (3.3 in)	64.8 mm (2.6 in)	1 year	42 of 100 (Notable)
8 August 1940	Donaldsonville 4 SW, US	daily low max	25.6 C (78.1 F)	5.5 C (9.9 F)	41 years	41 of 100 (Notable)
8 August 1940	Mahendraganj, IN	daily rain	169.2 mm (6.7 in)	86.1 mm (3.4 in)	18 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

1793 to 1940

Records set or tied on this calendar date in each year from 1793 to 1940. 1940 had 333 records.

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

Records on 08-08 in each year
Year	Records
1793	1
1798	1
1800	1
1808	3
1815	1
1833	1
1843	1
1844	2
1845	1
1854	1
1859	3
1860	1
1861	1
1863	1
1865	1
1868	2
1869	1
1871	1
1873	3
1875	2
1876	2
1877	1
1878	1
1879	2
1880	1
1884	3
1888	3
1890	2
1891	1
1892	2
1893	1
1895	8
1896	2
1897	5
1898	10
1899	8
1900	11
1901	2
1902	2
1903	20
1904	13
1905	7
1906	9
1907	9
1908	13
1909	34
1910	5
1911	38
1912	57
1913	28
1914	7
1915	47
1916	39
1917	35
1918	160
1919	28
1920	138
1921	42
1922	74
1923	70
1924	99
1925	149
1926	190
1927	278
1928	252
1929	166
1930	801
1931	318
1932	234
1933	228
1934	734
1935	508
1936	359
1937	362
1938	855
1939	671
1940	333
1941	324
1942	614
1943	512
1944	352
1945	572
1946	349
1947	442
1948	543
1949	675
1950	516
1951	513
1952	305
1953	393
1954	558
1955	537
1956	273
1957	517
1958	496
1959	470
1960	399
1961	270
1962	567
1963	601
1964	467
1965	520
1966	598
1967	432
1968	868
1969	584
1970	703
1971	646
1972	1,073
1973	446
1974	726
1975	1,041
1976	1,202
1977	607
1978	976
1979	466
1980	919
1981	964
1982	711
1983	1,110
1984	619
1985	726
1986	575
1987	861
1988	733
1989	2,398
1990	1,124
1991	1,230
1992	1,267
1993	654
1994	1,009
1995	1,503
1996	814
1997	1,381
1998	1,304
1999	1,248
2000	961
2001	1,557
2002	1,059
2003	1,432
2004	1,115
2005	882
2006	842
2007	1,660
2008	834
2009	1,112
2010	1,254
2011	1,256
2012	754
2013	841
2014	542
2015	835
2016	560
2017	831
2018	731
2019	722
2020	894
2021	502
2022	711
2023	979
2024	774
2025	752
2026	1,000

Download the Data

Data for records on 1940-08-08: 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 25	216
25 to 50	25
50 to 75	13
75 to 100	7
100 to 125	1
125 to 150	1
150 to 175	1
175 to 200	1