Weather Records on 28 August 1940

368 weather records were set or tied worldwide on 28 August 1940. Highest significance: Kotalpur, IN.

Key Facts for 28 August 1940

On 28 August 1940, 368 weather records were set or tied at long-record stations worldwide.
76 were record highs and 121 were record lows, counting maximum and minimum temperature.
By timescale, 1 were all-time records, 12 monthly and 355 daily.
Kotalpur set a daily record precipitation of 114.3 mm (4.5 in) on 28 August 1940.
Across 161 earlier years (1800 to 2026) the same calendar date averaged 457 records.

Record Map

368 stations

368 station records on 28 August 1940 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 28 August 1940: highest significance records shown on the map
Station	Country	Type	Value	Significance
Kotalpur	India	Record daily precipitation	114.3 mm (4.5 in)	53 of 100 (Notable)
Sherghati	India	Record daily precipitation	271.8 mm (10.7 in)	52 of 100 (Notable)
Bhagalpur	India	Record daily precipitation	203.2 mm (8.0 in)	51 of 100 (Notable)
Nabinagar	India	Record daily precipitation	177.8 mm (7.0 in)	51 of 100 (Notable)
Dauphin	Canada	Record daily precipitation	48.3 mm (1.9 in)	50 of 100 (Notable)
Henderson	United States	Record daily precipitation	65.5 mm (2.6 in)	50 of 100 (Notable)
Prince Rupert	Canada	Record daily precipitation	67.3 mm (2.6 in)	49 of 100 (Notable)
Nacogdoches	United States	Record daily precipitation	71.6 mm (2.8 in)	49 of 100 (Notable)
Vishnupur	India	Record daily precipitation	174.0 mm (6.9 in)	46 of 100 (Notable)
Pachet(Kharai)	India	Record daily precipitation	220.5 mm (8.7 in)	46 of 100 (Notable)
Ust-Sugor	Russia	Record daily precipitation	38.4 mm (1.5 in)	46 of 100 (Notable)
Chas	India	Record daily precipitation	170.2 mm (6.7 in)	45 of 100 (Notable)
Deo	India	Record daily precipitation	212.1 mm (8.4 in)	44 of 100 (Notable)
Amlagora	India	Record daily precipitation	141.2 mm (5.6 in)	44 of 100 (Notable)
Barabazar	India	Record daily precipitation	113.0 mm (4.4 in)	42 of 100 (Notable)
Mohania(Mahania)	India	Record daily precipitation	257.0 mm (10.1 in)	41 of 100 (Notable)
Minden	United States	Record daily precipitation	91.4 mm (3.6 in)	40 of 100 (Notable)
Aurangabad	India	Record daily precipitation	174.2 mm (6.9 in)	39 of 100 (Notable)
Russell	Canada	Record daily precipitation	35.6 mm (1.4 in)	38 of 100 (Notable)
Newark Liberty Intl AP	United States	Record low maximum temperature	16.1 C (61.0 F)	38 of 100 (Notable)
Longview	United States	Record daily precipitation	55.9 mm (2.2 in)	37 of 100 (Notable)
Jonesboro 3 SSE	United States	Record daily precipitation	60.2 mm (2.4 in)	35 of 100 (Notable)
Alfred	United States	Record daily precipitation	43.2 mm (1.7 in)	34 of 100 (Routine)
St Marys	United States	Record daily precipitation	67.6 mm (2.7 in)	34 of 100 (Routine)
Gangajalghati	India	Record daily precipitation	158.8 mm (6.3 in)	32 of 100 (Routine)
Purulia	India	Record daily precipitation	88.4 mm (3.5 in)	32 of 100 (Routine)
Greensboro Lock 7	United States	Record daily precipitation	40.6 mm (1.6 in)	32 of 100 (Routine)
Chatra	India	Record daily precipitation	113.0 mm (4.4 in)	31 of 100 (Routine)
Culvers Lake	United States	Record daily precipitation	60.2 mm (2.4 in)	31 of 100 (Routine)
Layton 3 NW	United States	Record daily precipitation	57.9 mm (2.3 in)	31 of 100 (Routine)
Flint	United States	Record daily precipitation	59.7 mm (2.4 in)	31 of 100 (Routine)
Marshall	United States	Record daily precipitation	59.7 mm (2.4 in)	31 of 100 (Routine)
Rushville	United States	Record daily precipitation	60.7 mm (2.4 in)	30 of 100 (Routine)
Grafton 1 NE	United States	Record daily precipitation	31.8 mm (1.3 in)	30 of 100 (Routine)
Bhabua	India	Record daily precipitation	128.0 mm (5.0 in)	29 of 100 (Routine)
Freehold-Marlboro	United States	Record daily precipitation	34.5 mm (1.4 in)	29 of 100 (Routine)
Paterson	United States	Record daily precipitation	44.5 mm (1.8 in)	29 of 100 (Routine)
George School	United States	Record daily precipitation	41.1 mm (1.6 in)	29 of 100 (Routine)
Manoharpur	India	Record daily precipitation	88.4 mm (3.5 in)	28 of 100 (Routine)
Bedford Hills	United States	Record daily precipitation	46.7 mm (1.8 in)	28 of 100 (Routine)
Rowlesburg 1	United States	Record daily precipitation	38.9 mm (1.5 in)	28 of 100 (Routine)
Sandvig	Denmark	Record low maximum temperature	13.6 C (56.5 F)	27 of 100 (Routine)
Gadsden	United States	Record daily precipitation	38.1 mm (1.5 in)	27 of 100 (Routine)
Koebenhavn: Landbohojskolen-1	Denmark	Record low maximum temperature	15.7 C (60.3 F)	26 of 100 (Routine)
Sikraul	India	Record daily precipitation	61.7 mm (2.4 in)	26 of 100 (Routine)
Sussex 1 NW	United States	Record daily precipitation	59.2 mm (2.3 in)	26 of 100 (Routine)
Chand	India	Record daily precipitation	101.6 mm (4.0 in)	25 of 100 (Routine)
Grand Cane Fire Twr	United States	Record daily precipitation	43.2 mm (1.7 in)	25 of 100 (Routine)
Norwich	United States	Record low maximum temperature	14.4 C (57.9 F)	25 of 100 (Routine)
Daudnagar(Haspur)	India	Record daily precipitation	102.9 mm (4.1 in)	24 of 100 (Routine)
Pachamba	India	Record daily precipitation	77.5 mm (3.1 in)	24 of 100 (Routine)
Astrakan	Russia	Record high maximum temperature	34.9 C (94.8 F)	24 of 100 (Routine)
Angola	United States	Record daily precipitation	29.2 mm (1.1 in)	24 of 100 (Routine)
Trenton 2	United States	Record low maximum temperature	18.3 C (64.9 F)	24 of 100 (Routine)
Portsmouth-Sciotoville	United States	Record high minimum temperature	26.7 C (80.1 F)	24 of 100 (Routine)
Alice	United States	Record high maximum temperature	42.8 C (109.0 F)	24 of 100 (Routine)
Madras/Minambakkam	India	Record daily precipitation	33.5 mm (1.3 in)	23 of 100 (Routine)
Manbazar	India	Record daily precipitation	88.9 mm (3.5 in)	23 of 100 (Routine)
Hypoluxo	United States	Record high maximum temperature	36.7 C (98.1 F)	23 of 100 (Routine)
Peterborough	Canada	Record low maximum temperature	16.1 C (61.0 F)	22 of 100 (Routine)

Counts by Type and Timescale

368 records

Records set or tied on 28 August 1940 by type: Highest daily maximum 26, Lowest daily maximum 88, Highest daily minimum 50, Lowest daily minimum 33, Heaviest daily rainfall 171.

Records on 28 August 1940 by type
Record type	Records
Highest daily maximum	26
Lowest daily maximum	88
Highest daily minimum	50
Lowest daily minimum	33
Heaviest daily rainfall	171
Heaviest daily snowfall	0
Deepest snow cover	0

Records on 28 August 1940 by timescale: all-time 1, monthly 12, daily 355.

How Much Records Were Beaten By

293 broken records

Margins by which the 293 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 228.1. Ties are not counted.

Top 20 by Significance

28 August 1940

Top 20 records on 28 August 1940 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
28 August 1940	Kotalpur, IN	daily rain	114.3 mm (4.5 in)	94.2 mm (3.7 in)	31 years	53 of 100 (Notable)
28 August 1940	Sherghati, IN	daily rain	271.8 mm (10.7 in)	228.1 mm (9.0 in)	27 years	52 of 100 (Notable)
28 August 1940	Bhagalpur, IN	daily rain	203.2 mm (8.0 in)	96.0 mm (3.8 in)	26 years	51 of 100 (Notable)
28 August 1940	Nabinagar, IN	daily rain	177.8 mm (7.0 in)	146.6 mm (5.8 in)	27 years	51 of 100 (Notable)
28 August 1940	Dauphin, CA	daily rain	48.3 mm (1.9 in)	36.9 mm (1.5 in)	24 years	50 of 100 (Notable)
28 August 1940	Henderson, US	daily rain	65.5 mm (2.6 in)	58.9 mm (2.3 in)	26 years	50 of 100 (Notable)
28 August 1940	Prince Rupert, CA	daily rain	67.3 mm (2.6 in)	48.5 mm (1.9 in)	22 years	49 of 100 (Notable)
28 August 1940	Nacogdoches, US	daily rain	71.6 mm (2.8 in)	61.9 mm (2.4 in)	17 years	49 of 100 (Notable)
28 August 1940	Vishnupur, IN	daily rain	174.0 mm (6.9 in)	135.4 mm (5.3 in)	7 years	46 of 100 (Notable)
28 August 1940	Pachet(Kharai), IN	daily rain	220.5 mm (8.7 in)	164.1 mm (6.5 in)	11 years	46 of 100 (Notable)
28 August 1940	Ust-Sugor, RU	daily rain	38.4 mm (1.5 in)	20.9 mm (0.8 in)	34 years	46 of 100 (Notable)
28 August 1940	Chas, IN	daily rain	170.2 mm (6.7 in)	119.4 mm (4.7 in)	6 years	45 of 100 (Notable)
28 August 1940	Deo, IN	daily rain	212.1 mm (8.4 in)	125.5 mm (4.9 in)	13 years	44 of 100 (Notable)
28 August 1940	Amlagora, IN	daily rain	141.2 mm (5.6 in)	96.7 mm (3.8 in)	7 years	44 of 100 (Notable)
28 August 1940	Barabazar, IN	daily rain	113.0 mm (4.4 in)	77.2 mm (3.0 in)	12 years	42 of 100 (Notable)
28 August 1940	Mohania(Mahania), IN	all-time rain	257.0 mm (10.1 in)	28.4 mm (1.1 in)	20 years	41 of 100 (Notable)
28 August 1940	Minden, US	daily rain	91.4 mm (3.6 in)	58.6 mm (2.3 in)	7 years	40 of 100 (Notable)
28 August 1940	Aurangabad, IN	daily rain	174.2 mm (6.9 in)	82.8 mm (3.3 in)	18 years	39 of 100 (Notable)
28 August 1940	Russell, CA	daily rain	35.6 mm (1.4 in)	24.2 mm (1.0 in)	26 years	38 of 100 (Notable)
28 August 1940	Newark Liberty Intl AP, US	daily low max	16.1 C (61.0 F)	2.2 C (4.0 F)	76 years	38 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

1800 to 1940

Records set or tied on this calendar date in each year from 1800 to 1940. 1940 had 368 records.

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

Records on 08-28 in each year
Year	Records
1800	1
1807	4
1811	1
1814	2
1817	1
1835	1
1849	1
1850	1
1851	1
1854	1
1856	1
1858	1
1863	1
1864	4
1865	3
1870	2
1873	1
1874	1
1875	1
1876	1
1877	2
1880	3
1881	4
1884	1
1885	2
1886	1
1887	1
1889	1
1890	4
1891	1
1892	2
1893	3
1894	2
1895	4
1896	9
1897	3
1901	12
1902	2
1903	16
1904	13
1905	23
1906	12
1907	2
1908	10
1909	20
1910	5
1911	34
1912	44
1913	17
1914	40
1915	43
1916	141
1917	49
1918	43
1919	39
1920	80
1921	47
1922	60
1923	79
1924	207
1925	165
1926	241
1927	239
1928	252
1929	162
1930	152
1931	306
1932	383
1933	376
1934	346
1935	545
1936	531
1937	545
1938	325
1939	296
1940	368
1941	485
1942	461
1943	366
1944	592
1945	368
1946	495
1947	288
1948	1,133
1949	442
1950	492
1951	694
1952	447
1953	762
1954	499
1955	413
1956	327
1957	545
1958	288
1959	552
1960	470
1961	371
1962	469
1963	464
1964	556
1965	635
1966	338
1967	701
1968	864
1969	1,089
1970	617
1971	695
1972	651
1973	1,211
1974	816
1975	507
1976	505
1977	757
1978	774
1979	838
1980	424
1981	1,120
1982	1,009
1983	748
1984	886
1985	528
1986	1,995
1987	1,260
1988	953
1989	911
1990	983
1991	968
1992	1,814
1993	1,061
1994	688
1995	954
1996	1,109
1997	1,082
1998	1,415
1999	905
2000	1,028
2001	1,042
2002	903
2003	792
2004	966
2005	731
2006	1,244
2007	788
2008	889
2009	928
2010	914
2011	1,748
2012	682
2013	693
2014	590
2015	660
2016	812
2017	1,060
2018	1,110
2019	943
2020	1,008
2021	459
2022	388
2023	899
2024	862
2025	871
2026	873

Download the Data

Data for records on 1940-08-28: 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 50	277
50 to 100	10
100 to 150	4
150 to 200	1
200 to 250	1