Weather Records on 1 August 1940

333 weather records were set or tied worldwide on 1 August 1940. Highest significance: Contai, IN.

Key Facts for 1 August 1940

On 1 August 1940, 333 weather records were set or tied at long-record stations worldwide.
141 were record highs and 47 were record lows, counting maximum and minimum temperature.
By timescale, 1 were all-time records, 7 monthly and 325 daily.
Contai set a monthly record daily precipitation of 256.5 mm (10.1 in) on 1 August 1940.
Across 164 earlier years (1797 to 2026) the same calendar date averaged 442 records.

Record Map

333 stations

333 station records on 1 August 1940 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 1 August 1940: highest significance records shown on the map
Station	Country	Type	Value	Significance
Contai	India	Record daily precipitation	256.5 mm (10.1 in)	59 of 100 (Notable)
Baliapal	India	Record daily precipitation	153.7 mm (6.1 in)	52 of 100 (Notable)
Tuscaloosa Oliver Dam	United States	Record high minimum temperature	29.4 C (84.9 F)	52 of 100 (Notable)
Grand Coteau	United States	Record daily precipitation	77.5 mm (3.1 in)	50 of 100 (Notable)
Morris W Cntrl Rsch & Outreach	United States	Record daily precipitation	88.9 mm (3.5 in)	48 of 100 (Notable)
Anupshahr	India	Record daily precipitation	161.3 mm (6.4 in)	47 of 100 (Notable)
Kheri	India	Record daily precipitation	154.9 mm (6.1 in)	47 of 100 (Notable)
Larimore 4SW	United States	Record daily precipitation	71.9 mm (2.8 in)	44 of 100 (Notable)
Hayward Rs	United States	Record daily precipitation	55.1 mm (2.2 in)	44 of 100 (Notable)
Forest City 2 NNE	United States	Record daily precipitation	78.7 mm (3.1 in)	40 of 100 (Notable)
Iowa Falls	United States	Record daily precipitation	55.1 mm (2.2 in)	40 of 100 (Notable)
Badnagar	India	Record daily precipitation	88.9 mm (3.5 in)	39 of 100 (Notable)
Sagar Island	India	Record daily precipitation	174.2 mm (6.9 in)	39 of 100 (Notable)
Weyerhaeuser 1N	United States	Record daily precipitation	44.7 mm (1.8 in)	39 of 100 (Notable)
Sojat	India	Record daily precipitation	101.9 mm (4.0 in)	36 of 100 (Notable)
Mustafabad Jasra	India	Record daily precipitation	91.9 mm (3.6 in)	36 of 100 (Notable)
Sailana	India	Record daily precipitation	142.2 mm (5.6 in)	35 of 100 (Notable)
Ratangarh	India	Record daily precipitation	87.9 mm (3.5 in)	34 of 100 (Routine)
Lisbon	United States	Record daily precipitation	38.1 mm (1.5 in)	34 of 100 (Routine)
Baroda	India	Record daily precipitation	127.8 mm (5.0 in)	33 of 100 (Routine)
Merta City	India	Record daily precipitation	112.0 mm (4.4 in)	32 of 100 (Routine)
Bluefield 2 NW	United States	Record daily precipitation	56.4 mm (2.2 in)	32 of 100 (Routine)
Barh	India	Record daily precipitation	78.0 mm (3.1 in)	31 of 100 (Routine)
Walgett Council Depot	Australia	Record high maximum temperature	26.8 C (80.2 F)	30 of 100 (Routine)
Gopalpur	India	Record daily precipitation	138.4 mm (5.4 in)	29 of 100 (Routine)
Baton Rouge	United States	Record daily precipitation	65.5 mm (2.6 in)	29 of 100 (Routine)
Kolosib	India	Record daily precipitation	76.2 mm (3.0 in)	28 of 100 (Routine)
Federal Pt	United States	Record daily precipitation	71.4 mm (2.8 in)	28 of 100 (Routine)
Sloan 3 S	United States	Record daily precipitation	61.0 mm (2.4 in)	28 of 100 (Routine)
Sardarshahar	India	Record daily precipitation	80.0 mm (3.1 in)	27 of 100 (Routine)
Osage	United States	Record daily precipitation	54.6 mm (2.1 in)	27 of 100 (Routine)
Newcastle	United States	Record high minimum temperature	23.9 C (75.0 F)	27 of 100 (Routine)
Etawah	India	Record daily precipitation	53.3 mm (2.1 in)	26 of 100 (Routine)
Mawana	India	Record daily precipitation	74.7 mm (2.9 in)	26 of 100 (Routine)
Hays 1 S	United States	Record daily precipitation	32.3 mm (1.3 in)	26 of 100 (Routine)
Bagepalli	India	Record daily precipitation	45.7 mm (1.8 in)	25 of 100 (Routine)
Midnapore	India	Record daily precipitation	84.8 mm (3.3 in)	25 of 100 (Routine)
Petropavlovskij Majak	Russia	Record high minimum temperature	17.6 C (63.7 F)	25 of 100 (Routine)
Petropavlovsk-Kamchatskij	Russia	Record high minimum temperature	17.6 C (63.7 F)	25 of 100 (Routine)
Amenia	United States	Record daily precipitation	26.4 mm (1.0 in)	25 of 100 (Routine)
La Crosse Wb City	United States	Record daily precipitation	44.5 mm (1.8 in)	25 of 100 (Routine)
Barduar	India	Record daily precipitation	111.3 mm (4.4 in)	24 of 100 (Routine)
Phalodi	India	Record daily precipitation	29.5 mm (1.2 in)	24 of 100 (Routine)
Kieskamahoek (Pol)	South Africa	Record daily precipitation	26.2 mm (1.0 in)	24 of 100 (Routine)
New Ulm 2 SE	United States	Record daily precipitation	36.8 mm (1.4 in)	24 of 100 (Routine)
Redwood Falls Muni AP	United States	Record daily precipitation	60.5 mm (2.4 in)	24 of 100 (Routine)
Bourke Post Office	Australia	Record high maximum temperature	26.0 C (78.8 F)	23 of 100 (Routine)
Jamui	India	Record daily precipitation	85.1 mm (3.4 in)	23 of 100 (Routine)
Sheikhpura	India	Record daily precipitation	86.4 mm (3.4 in)	23 of 100 (Routine)
Jaitram	India	Record daily precipitation	65.0 mm (2.6 in)	23 of 100 (Routine)
Liberty	United States	Record daily precipitation	47.5 mm (1.9 in)	23 of 100 (Routine)
Charleville Post Office	Australia	Record high minimum temperature	15.0 C (59.0 F)	22 of 100 (Routine)
Fort Vermilion Cda	Canada	Record low minimum temperature	-0.6 C (30.9 F)	22 of 100 (Routine)
Griggsville	United States	Record high maximum temperature	38.3 C (100.9 F)	22 of 100 (Routine)
Keosauqua	United States	Record high maximum temperature	37.8 C (100.0 F)	22 of 100 (Routine)
Jennings	United States	Record daily precipitation	50.8 mm (2.0 in)	22 of 100 (Routine)
Crete 4ESE	United States	Record high minimum temperature	26.1 C (79.0 F)	22 of 100 (Routine)
Mohanpur	India	Record daily precipitation	49.5 mm (1.9 in)	21 of 100 (Routine)
Soro	India	Record daily precipitation	121.9 mm (4.8 in)	21 of 100 (Routine)
Alta	United States	Record high minimum temperature	22.2 C (72.0 F)	21 of 100 (Routine)

Counts by Type and Timescale

333 records

Records set or tied on 1 August 1940 by type: Highest daily maximum 68, Lowest daily maximum 21, Highest daily minimum 73, Lowest daily minimum 26, Heaviest daily rainfall 145.

Records on 1 August 1940 by type
Record type	Records
Highest daily maximum	68
Lowest daily maximum	21
Highest daily minimum	73
Lowest daily minimum	26
Heaviest daily rainfall	145
Heaviest daily snowfall	0
Deepest snow cover	0

Records on 1 August 1940 by timescale: all-time 1, monthly 7, daily 325.

How Much Records Were Beaten By

255 broken records

Margins by which the 255 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 114.6. Ties are not counted.

Top 20 by Significance

1 August 1940

Top 20 records on 1 August 1940 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
1 August 1940	Contai, IN	monthly rain	256.5 mm (10.1 in)	95.0 mm (3.7 in)	16 years	59 of 100 (Notable)
1 August 1940	Baliapal, IN	daily rain	153.7 mm (6.1 in)	108.7 mm (4.3 in)	31 years	52 of 100 (Notable)
1 August 1940	Tuscaloosa Oliver Dam, US	all-time high min	29.4 C (84.9 F)	3.8 C (6.8 F)	37 years	52 of 100 (Notable)
1 August 1940	Grand Coteau, US	daily rain	77.5 mm (3.1 in)	55.9 mm (2.2 in)	31 years	50 of 100 (Notable)
1 August 1940	Morris W Cntrl Rsch & Outreach, US	daily rain	88.9 mm (3.5 in)	59.4 mm (2.3 in)	12 years	48 of 100 (Notable)
1 August 1940	Anupshahr, IN	daily rain	161.3 mm (6.4 in)	114.6 mm (4.5 in)	11 years	47 of 100 (Notable)
1 August 1940	Kheri, IN	daily rain	154.9 mm (6.1 in)	90.9 mm (3.6 in)	14 years	47 of 100 (Notable)
1 August 1940	Larimore 4SW, US	daily rain	71.9 mm (2.8 in)	43.2 mm (1.7 in)	3 years	44 of 100 (Notable)
1 August 1940	Hayward Rs, US	daily rain	55.1 mm (2.2 in)	37.1 mm (1.5 in)	40 years	44 of 100 (Notable)
1 August 1940	Forest City 2 NNE, US	daily rain	78.7 mm (3.1 in)	40.6 mm (1.6 in)	25 years	40 of 100 (Notable)
1 August 1940	Iowa Falls, US	daily rain	55.1 mm (2.2 in)	37.3 mm (1.5 in)	40 years	40 of 100 (Notable)
1 August 1940	Badnagar, IN	daily rain	88.9 mm (3.5 in)	66.0 mm (2.6 in)	27 years	39 of 100 (Notable)
1 August 1940	Sagar Island, IN	daily rain	174.2 mm (6.9 in)	74.6 mm (2.9 in)	21 years	39 of 100 (Notable)
1 August 1940	Weyerhaeuser 1N, US	daily rain	44.7 mm (1.8 in)	33.8 mm (1.3 in)	33 years	39 of 100 (Notable)
1 August 1940	Sojat, IN	daily rain	101.9 mm (4.0 in)	86.2 mm (3.4 in)	17 years	36 of 100 (Notable)
1 August 1940	Mustafabad Jasra, IN	daily rain	91.9 mm (3.6 in)	50.5 mm (2.0 in)	32 years	36 of 100 (Notable)
1 August 1940	Sailana, IN	daily rain	142.2 mm (5.6 in)	77.4 mm (3.0 in)	6 years	35 of 100 (Notable)
1 August 1940	Ratangarh, IN	daily rain	87.9 mm (3.5 in)	48.0 mm (1.9 in)	23 years	34 of 100 (Routine)
1 August 1940	Lisbon, US	daily rain	38.1 mm (1.5 in)	34.3 mm (1.4 in)	12 years	34 of 100 (Routine)
1 August 1940	Baroda, IN	daily rain	127.8 mm (5.0 in)	46.5 mm (1.8 in)	23 years	33 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

1797 to 1940

Records set or tied on this calendar date in each year from 1797 to 1940. 1940 had 333 records.

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

Records on 08-01 in each year
Year	Records
1797	1
1816	2
1829	1
1833	1
1834	2
1836	1
1838	1
1842	1
1851	1
1856	1
1858	3
1859	1
1861	1
1862	1
1863	1
1865	1
1868	1
1869	2
1873	1
1874	1
1875	3
1876	1
1878	1
1879	1
1881	3
1883	1
1886	2
1887	1
1890	1
1891	7
1892	4
1893	3
1894	1
1895	3
1896	4
1897	2
1898	3
1899	1
1900	1
1901	3
1902	5
1903	19
1904	10
1905	12
1906	18
1907	13
1908	18
1909	15
1910	30
1911	46
1912	49
1913	25
1914	17
1915	49
1916	16
1917	108
1918	55
1919	32
1920	101
1921	87
1922	44
1923	203
1924	93
1925	281
1926	252
1927	266
1928	132
1929	161
1930	252
1931	362
1932	408
1933	487
1934	448
1935	547
1936	636
1937	492
1938	523
1939	335
1940	333
1941	341
1942	388
1943	398
1944	410
1945	975
1946	336
1947	401
1948	354
1949	324
1950	552
1951	420
1952	391
1953	565
1954	462
1955	796
1956	441
1957	270
1958	389
1959	352
1960	677
1961	404
1962	602
1963	270
1964	883
1965	669
1966	383
1967	250
1968	625
1969	453
1970	482
1971	1,135
1972	609
1973	766
1974	526
1975	915
1976	886
1977	636
1978	706
1979	580
1980	906
1981	668
1982	742
1983	931
1984	532
1985	987
1986	846
1987	999
1988	880
1989	1,301
1990	927
1991	740
1992	1,024
1993	907
1994	1,217
1995	1,513
1996	1,118
1997	904
1998	1,281
1999	1,707
2000	1,020
2001	1,079
2002	1,249
2003	1,155
2004	740
2005	878
2006	1,655
2007	746
2008	795
2009	932
2010	1,182
2011	1,191
2012	850
2013	542
2014	853
2015	864
2016	499
2017	758
2018	987
2019	479
2020	838
2021	1,009
2022	915
2023	627
2024	879
2025	785
2026	1,085

Download the Data

Data for records on 1940-08-01: 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	209
20 to 40	30
40 to 60	8
60 to 80	3
80 to 100	3
100 to 120	2