Weather Records on 11 August 1943

345 weather records were set or tied worldwide on 11 August 1943. Highest significance: Khannah, IN.

Key Facts for 11 August 1943

On 11 August 1943, 345 weather records were set or tied at long-record stations worldwide.
148 were record highs and 35 were record lows, counting maximum and minimum temperature.
By timescale, 1 were all-time records, 12 monthly and 332 daily.
Khannah set a monthly record daily precipitation of 215.9 mm (8.5 in) on 11 August 1943.
Across 161 earlier years (1793 to 2026) the same calendar date averaged 461 records.

Record Map

345 stations

345 station records on 11 August 1943 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 11 August 1943: highest significance records shown on the map
Station	Country	Type	Value	Significance
Khannah	India	Record daily precipitation	215.9 mm (8.5 in)	62 of 100 (Major)
Hamirpur	India	Record daily precipitation	204.5 mm (8.1 in)	55 of 100 (Notable)
Aijal	India	Record daily precipitation	145.0 mm (5.7 in)	51 of 100 (Notable)
Norddal	Norway	Record snow depth	32.0 cm (12.6 in)	50 of 100 (Notable)
Durham Downs	Australia	Record daily precipitation	30.0 mm (1.2 in)	48 of 100 (Notable)
Roosevelt 1 S	United States	Record daily precipitation	45.7 mm (1.8 in)	46 of 100 (Notable)
Girwan Naraini	India	Record daily precipitation	141.5 mm (5.6 in)	45 of 100 (Notable)
Makaweli 965	United States	Record daily precipitation	67.3 mm (2.6 in)	44 of 100 (Notable)
Banda	India	Record daily precipitation	171.5 mm (6.8 in)	43 of 100 (Notable)
South Comongin	Australia	Record daily precipitation	30.0 mm (1.2 in)	38 of 100 (Notable)
De Smet	United States	Record daily precipitation	49.8 mm (2.0 in)	37 of 100 (Notable)
Kishanganj	India	Record daily precipitation	168.4 mm (6.6 in)	35 of 100 (Notable)
Sairang	India	Record daily precipitation	119.9 mm (4.7 in)	34 of 100 (Routine)
Parkston 8 ENE	United States	Record daily precipitation	53.8 mm (2.1 in)	34 of 100 (Routine)
Gronbaek-Allingskovgard	Denmark	Record daily precipitation	40.4 mm (1.6 in)	32 of 100 (Routine)
Mariahu	India	Record daily precipitation	91.4 mm (3.6 in)	31 of 100 (Routine)
Tahlee (Carrington (Church St)	Australia	Record daily precipitation	54.4 mm (2.1 in)	30 of 100 (Routine)
E Lawai 934	United States	Record daily precipitation	38.6 mm (1.5 in)	30 of 100 (Routine)
Bourke Post Office	Australia	Record low maximum temperature	9.4 C (48.9 F)	29 of 100 (Routine)
Borsat	India	Record daily precipitation	67.6 mm (2.7 in)	29 of 100 (Routine)
Gondwara(Kohra)	India	Record daily precipitation	145.3 mm (5.7 in)	28 of 100 (Routine)
Malung	Sweden	Record daily precipitation	25.0 mm (1.0 in)	28 of 100 (Routine)
Castlewood	United States	Record daily precipitation	45.5 mm (1.8 in)	28 of 100 (Routine)
Moorland (Denro-An)	Australia	Record daily precipitation	76.2 mm (3.0 in)	27 of 100 (Routine)
Akbarpur	India	Record daily precipitation	71.9 mm (2.8 in)	27 of 100 (Routine)
Rock Rapids	United States	Record daily precipitation	87.9 mm (3.5 in)	26 of 100 (Routine)
Grenada	United States	Record daily precipitation	60.2 mm (2.4 in)	26 of 100 (Routine)
Brookings 2 NE	United States	Record daily precipitation	43.4 mm (1.7 in)	26 of 100 (Routine)
Forestburg 4 NNE	United States	Record daily precipitation	28.7 mm (1.1 in)	26 of 100 (Routine)
White Lake	United States	Record daily precipitation	66.5 mm (2.6 in)	26 of 100 (Routine)
Inwood 2 SW	United States	Record daily precipitation	34.5 mm (1.4 in)	25 of 100 (Routine)
Pratapgarh	India	Record daily precipitation	79.0 mm (3.1 in)	24 of 100 (Routine)
Sibley	United States	Record daily precipitation	56.9 mm (2.2 in)	24 of 100 (Routine)
Woodstock 2 NE	United States	Record high minimum temperature	26.1 C (79.0 F)	24 of 100 (Routine)
El Dorado Goodwin Fld	United States	Record daily precipitation	55.9 mm (2.2 in)	24 of 100 (Routine)
Gohpur	India	Record daily precipitation	96.5 mm (3.8 in)	23 of 100 (Routine)
Kotra	India	Record daily precipitation	45.7 mm (1.8 in)	23 of 100 (Routine)
Kalmar_D	Sweden	Record daily precipitation	26.0 mm (1.0 in)	23 of 100 (Routine)
Walgett Council Depot	Australia	Record low maximum temperature	10.3 C (50.5 F)	22 of 100 (Routine)
Demagiri	India	Record daily precipitation	101.9 mm (4.0 in)	22 of 100 (Routine)
Ambari	India	Record daily precipitation	115.1 mm (4.5 in)	22 of 100 (Routine)
Ghatampur	India	Record daily precipitation	89.7 mm (3.5 in)	22 of 100 (Routine)
Clifton	United States	Record low minimum temperature	15.6 C (60.1 F)	22 of 100 (Routine)
Grand Coteau	United States	Record low maximum temperature	27.8 C (82.0 F)	22 of 100 (Routine)
Pelee Island	Canada	Record high maximum temperature	33.3 C (91.9 F)	21 of 100 (Routine)
Vestervig	Denmark	Record low maximum temperature	13.7 C (56.7 F)	21 of 100 (Routine)
Pailani	India	Record daily precipitation	101.6 mm (4.0 in)	21 of 100 (Routine)
Mussoorie	India	Record daily precipitation	137.9 mm (5.4 in)	21 of 100 (Routine)
Salon	India	Record daily precipitation	134.1 mm (5.3 in)	21 of 100 (Routine)
Valley Head	United States	Record high minimum temperature	22.2 C (72.0 F)	21 of 100 (Routine)
Searcy	United States	Record daily precipitation	69.6 mm (2.7 in)	21 of 100 (Routine)
Abbeville	United States	Record daily precipitation	41.4 mm (1.6 in)	21 of 100 (Routine)
Yarronvale	Australia	Record daily precipitation	18.0 mm (0.7 in)	20 of 100 (Routine)
Cowley Station	Australia	Record daily precipitation	20.6 mm (0.8 in)	20 of 100 (Routine)
Charleville Post Office	Australia	Record daily precipitation	11.2 mm (0.4 in)	20 of 100 (Routine)
Dillalah	Australia	Record daily precipitation	23.9 mm (0.9 in)	20 of 100 (Routine)
Werrina	Australia	Record daily precipitation	18.5 mm (0.7 in)	20 of 100 (Routine)
Tanbar Station	Australia	Record daily precipitation	8.4 mm (0.33 in)	20 of 100 (Routine)
Mount Playfair	Australia	Record daily precipitation	7.4 mm (0.29 in)	20 of 100 (Routine)
Listowel Downs	Australia	Record daily precipitation	2.5 mm (0.10 in)	20 of 100 (Routine)

Counts by Type and Timescale

345 records

Records set or tied on 11 August 1943 by type: Highest daily maximum 21, Lowest daily maximum 27, Highest daily minimum 127, Lowest daily minimum 8, Heaviest daily rainfall 161, Deepest snow cover 1.

Records on 11 August 1943 by type
Record type	Records
Highest daily maximum	21
Lowest daily maximum	27
Highest daily minimum	127
Lowest daily minimum	8
Heaviest daily rainfall	161
Heaviest daily snowfall	0
Deepest snow cover	1

Records on 11 August 1943 by timescale: all-time 1, monthly 12, daily 332.

How Much Records Were Beaten By

246 broken records

Margins by which the 246 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 320.0. Ties are not counted.

Top 20 by Significance

11 August 1943

Top 20 records on 11 August 1943 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
11 August 1943	Khannah, IN	monthly rain	215.9 mm (8.5 in)	88.1 mm (3.5 in)	30 years	62 of 100 (Major)
11 August 1943	Hamirpur, IN	daily rain	204.5 mm (8.1 in)	133.4 mm (5.3 in)	36 years	55 of 100 (Notable)
11 August 1943	Aijal, IN	monthly rain	145.0 mm (5.7 in)	51.0 mm (2.0 in)	9 years	51 of 100 (Notable)
11 August 1943	Norddal, NO	daily snow depth	32.0 cm (12.6 in)	32.0 cm (12.6 in)	47 years	50 of 100 (Notable)
11 August 1943	Durham Downs, AU	daily rain	30.0 mm (1.2 in)	30.0 mm (1.2 in)	45 years	48 of 100 (Notable)
11 August 1943	Roosevelt 1 S, US	daily rain	45.7 mm (1.8 in)	35.0 mm (1.4 in)	21 years	46 of 100 (Notable)
11 August 1943	Girwan Naraini, IN	daily rain	141.5 mm (5.6 in)	80.0 mm (3.1 in)	26 years	45 of 100 (Notable)
11 August 1943	Makaweli 965, US	daily rain	67.3 mm (2.6 in)	59.7 mm (2.4 in)	10 years	44 of 100 (Notable)
11 August 1943	Banda, IN	daily rain	171.5 mm (6.8 in)	87.7 mm (3.5 in)	17 years	43 of 100 (Notable)
11 August 1943	South Comongin, AU	daily rain	30.0 mm (1.2 in)	24.9 mm (1.0 in)	24 years	38 of 100 (Notable)
11 August 1943	De Smet, US	daily rain	49.8 mm (2.0 in)	32.0 mm (1.3 in)	30 years	37 of 100 (Notable)
11 August 1943	Kishanganj, IN	daily rain	168.4 mm (6.6 in)	57.4 mm (2.3 in)	37 years	35 of 100 (Notable)
11 August 1943	Sairang, IN	monthly rain	119.9 mm (4.7 in)	13.7 mm (0.5 in)	41 years	34 of 100 (Routine)
11 August 1943	Parkston 8 ENE, US	daily rain	53.8 mm (2.1 in)	35.3 mm (1.4 in)	16 years	34 of 100 (Routine)
11 August 1943	Gronbaek-Allingskovgard, DK	daily rain	40.4 mm (1.6 in)	15.9 mm (0.6 in)	16 years	32 of 100 (Routine)
11 August 1943	Mariahu, IN	daily rain	91.4 mm (3.6 in)	33.5 mm (1.3 in)	34 years	31 of 100 (Routine)
11 August 1943	Tahlee (Carrington (Church St), AU	daily rain	54.4 mm (2.1 in)	28.2 mm (1.1 in)	13 years	30 of 100 (Routine)
11 August 1943	E Lawai 934, US	daily rain	38.6 mm (1.5 in)	16.0 mm (0.6 in)	36 years	30 of 100 (Routine)
11 August 1943	Bourke Post Office, AU	daily low max	9.4 C (48.9 F)	0.6 C (1.1 F)	70 years	29 of 100 (Routine)
11 August 1943	Borsat, IN	daily rain	67.6 mm (2.7 in)	27.2 mm (1.1 in)	40 years	29 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

1793 to 1943

Records set or tied on this calendar date in each year from 1793 to 1943. 1943 had 345 records.

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

Records on 08-11 in each year
Year	Records
1793	1
1796	1
1811	1
1815	2
1838	1
1839	1
1841	1
1851	1
1855	1
1858	1
1861	2
1862	1
1863	1
1864	6
1865	1
1866	6
1869	4
1871	1
1875	1
1879	2
1881	1
1883	1
1885	1
1888	1
1889	4
1890	4
1891	1
1892	4
1893	1
1894	1
1895	2
1896	5
1897	3
1898	2
1899	3
1900	4
1901	4
1902	13
1903	12
1904	19
1905	9
1906	6
1907	8
1908	10
1909	41
1910	9
1911	24
1912	46
1913	43
1914	26
1915	27
1916	64
1917	217
1918	29
1919	18
1920	54
1921	201
1922	98
1923	80
1924	149
1925	219
1926	140
1927	190
1928	174
1929	354
1930	471
1931	453
1932	281
1933	416
1934	620
1935	499
1936	541
1937	356
1938	315
1939	389
1940	359
1941	807
1942	390
1943	345
1944	936
1945	401
1946	419
1947	709
1948	306
1949	471
1950	320
1951	296
1952	417
1953	283
1954	536
1955	319
1956	457
1957	305
1958	494
1959	337
1960	461
1961	429
1962	662
1963	493
1964	677
1965	793
1966	1,037
1967	1,071
1968	619
1969	533
1970	526
1971	711
1972	823
1973	451
1974	596
1975	753
1976	529
1977	845
1978	433
1979	797
1980	929
1981	645
1982	1,232
1983	1,095
1984	822
1985	804
1986	563
1987	885
1988	1,119
1989	983
1990	760
1991	822
1992	928
1993	840
1994	1,173
1995	1,324
1996	1,147
1997	1,512
1998	1,232
1999	1,152
2000	924
2001	811
2002	1,152
2003	1,601
2004	1,478
2005	1,031
2006	896
2007	1,428
2008	945
2009	836
2010	2,289
2011	1,106
2012	953
2013	470
2014	556
2015	696
2016	1,340
2017	619
2018	861
2019	758
2020	688
2021	834
2022	661
2023	757
2024	643
2025	722
2026	765

Download the Data

Data for records on 1943-08-11: 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	237
50 to 100	7
100 to 150	1
150 to 200	0
200 to 250	0
250 to 300	0
300 to 350	1