Weather Records on 18 August 1941

467 weather records were set or tied worldwide on 18 August 1941. Highest significance: Kharsawan, IN.

Key Facts for 18 August 1941

On 18 August 1941, 467 weather records were set or tied at long-record stations worldwide.
55 were record highs and 187 were record lows, counting maximum and minimum temperature.
By timescale, 1 were all-time records, 10 monthly and 456 daily.
Kharsawan set a daily record precipitation of 149.9 mm (5.9 in) on 18 August 1941.
Across 171 earlier years (1797 to 2026) the same calendar date averaged 441 records.

Record Map

467 stations

467 station records on 18 August 1941 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 18 August 1941: highest significance records shown on the map
Station	Country	Type	Value	Significance
Kharsawan	India	Record daily precipitation	149.9 mm (5.9 in)	51 of 100 (Notable)
Angai	India	Record daily precipitation	133.6 mm (5.3 in)	51 of 100 (Notable)
Jhaldah(Jhalda)	India	Record daily precipitation	158.2 mm (6.2 in)	50 of 100 (Notable)
Klamath Falls 2 SSW	United States	Record daily precipitation	51.1 mm (2.0 in)	50 of 100 (Notable)
Scott City	United States	Record daily precipitation	62.0 mm (2.4 in)	49 of 100 (Notable)
Beetaloo Reservoir Old Site	Australia	Record daily precipitation	40.6 mm (1.6 in)	47 of 100 (Notable)
Ranchi	India	Record daily precipitation	101.1 mm (4.0 in)	45 of 100 (Notable)
Bloemhof	South Africa	Record daily precipitation	27.7 mm (1.1 in)	45 of 100 (Notable)
Tamar	India	Record daily precipitation	102.9 mm (4.1 in)	43 of 100 (Notable)
Dholpur	India	Record daily precipitation	79.2 mm (3.1 in)	41 of 100 (Notable)
Beiarn	Norway	Record daily precipitation	32.0 mm (1.3 in)	41 of 100 (Notable)
Saraikela	India	Record daily precipitation	167.6 mm (6.6 in)	39 of 100 (Notable)
Bhagwanpur	India	Record daily precipitation	157.0 mm (6.2 in)	39 of 100 (Notable)
Silli	India	Record daily precipitation	91.9 mm (3.6 in)	38 of 100 (Notable)
Garden City	United States	Record daily precipitation	47.2 mm (1.9 in)	38 of 100 (Notable)
Simcoe	Canada	Record low maximum temperature	16.7 C (62.1 F)	36 of 100 (Notable)
Amta	India	Record daily precipitation	140.7 mm (5.5 in)	36 of 100 (Notable)
Raipur	India	Record daily precipitation	222.3 mm (8.8 in)	35 of 100 (Notable)
Tustervatnet	Norway	Record daily precipitation	26.0 mm (1.0 in)	35 of 100 (Notable)
Kvikkjokk-Arrenjarka	Sweden	Record daily precipitation	34.3 mm (1.4 in)	35 of 100 (Notable)
Lakin	United States	Record daily precipitation	40.1 mm (1.6 in)	35 of 100 (Notable)
Khannah	India	Record daily precipitation	113.5 mm (4.5 in)	34 of 100 (Routine)
Watervale	Australia	Record daily precipitation	29.5 mm (1.2 in)	33 of 100 (Routine)
Sonkatch	India	Record daily precipitation	106.7 mm (4.2 in)	33 of 100 (Routine)
Haparanda	Sweden	Record daily precipitation	28.2 mm (1.1 in)	33 of 100 (Routine)
Wray	United States	Record daily precipitation	28.4 mm (1.1 in)	32 of 100 (Routine)
Kulu	India	Record daily precipitation	59.7 mm (2.4 in)	30 of 100 (Routine)
Cottonwood Falls	United States	Record daily precipitation	36.8 mm (1.4 in)	30 of 100 (Routine)
Norris Madison Pwr House	United States	Record daily precipitation	35.1 mm (1.4 in)	30 of 100 (Routine)
Belhaven 1 SE	United States	Record low minimum temperature	10.0 C (50.0 F)	30 of 100 (Routine)
Vidisha	India	Record daily precipitation	178.8 mm (7.0 in)	29 of 100 (Routine)
Dunderlandsdalen	Norway	Record daily precipitation	45.0 mm (1.8 in)	29 of 100 (Routine)
Adrian 2 NNE	United States	Record low maximum temperature	19.4 C (66.9 F)	29 of 100 (Routine)
Chaibasa	India	Record daily precipitation	200.7 mm (7.9 in)	28 of 100 (Routine)
Kalpi	India	Record daily precipitation	90.7 mm (3.6 in)	28 of 100 (Routine)
Nerchinskij Zavod	Russia	Record low minimum temperature	-1.3 C (29.7 F)	28 of 100 (Routine)
Bushy Vales, Margate	South Africa	Record daily precipitation	55.9 mm (2.2 in)	28 of 100 (Routine)
Jagnathpur	India	Record daily precipitation	85.1 mm (3.4 in)	27 of 100 (Routine)
Deoband	India	Record daily precipitation	80.0 mm (3.1 in)	27 of 100 (Routine)
Khatra	India	Record daily precipitation	83.6 mm (3.3 in)	27 of 100 (Routine)
Visby_Flygplats	Sweden	Record low minimum temperature	6.7 C (44.1 F)	27 of 100 (Routine)
Chapman	United States	Record daily precipitation	40.6 mm (1.6 in)	27 of 100 (Routine)
Mandhata	India	Record daily precipitation	90.2 mm (3.6 in)	26 of 100 (Routine)
Pachet(Kharai)	India	Record daily precipitation	95.0 mm (3.7 in)	26 of 100 (Routine)
Jackson	United States	Record daily precipitation	43.2 mm (1.7 in)	26 of 100 (Routine)
Wirrabara Forest	Australia	Record daily precipitation	26.7 mm (1.1 in)	25 of 100 (Routine)
Low Head (Comparison)	Australia	Record high maximum temperature	16.4 C (61.5 F)	25 of 100 (Routine)
Baliapal	India	Record daily precipitation	71.6 mm (2.8 in)	25 of 100 (Routine)
Mainpuri	India	Record daily precipitation	35.3 mm (1.4 in)	25 of 100 (Routine)
Dayton Mcd	United States	Record daily precipitation	42.7 mm (1.7 in)	25 of 100 (Routine)
Bagodar I	India	Record daily precipitation	76.2 mm (3.0 in)	24 of 100 (Routine)
Jallesore	India	Record daily precipitation	64.5 mm (2.5 in)	24 of 100 (Routine)
Fatehabad	India	Record daily precipitation	47.8 mm (1.9 in)	24 of 100 (Routine)
Auraiya	India	Record daily precipitation	67.1 mm (2.6 in)	24 of 100 (Routine)
Drevja	Norway	Record daily precipitation	29.5 mm (1.2 in)	24 of 100 (Routine)
Bhimber	Pakistan	Record daily precipitation	66.5 mm (2.6 in)	24 of 100 (Routine)
Lambertville River	United States	Record low minimum temperature	7.8 C (46.0 F)	24 of 100 (Routine)
Chippewa Lake	United States	Record low maximum temperature	20.6 C (69.1 F)	24 of 100 (Routine)
Charleston 1	United States	Record low maximum temperature	21.1 C (70.0 F)	24 of 100 (Routine)
Barwasagar	India	Record daily precipitation	94.0 mm (3.7 in)	23 of 100 (Routine)

Counts by Type and Timescale

467 records

Records set or tied on 18 August 1941 by type: Highest daily maximum 11, Lowest daily maximum 69, Highest daily minimum 44, Lowest daily minimum 118, Heaviest daily rainfall 225.

Records on 18 August 1941 by type
Record type	Records
Highest daily maximum	11
Lowest daily maximum	69
Highest daily minimum	44
Lowest daily minimum	118
Heaviest daily rainfall	225
Heaviest daily snowfall	0
Deepest snow cover	0

Records on 18 August 1941 by timescale: all-time 1, monthly 10, daily 456.

How Much Records Were Beaten By

387 broken records

Margins by which the 387 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 99.0. Ties are not counted.

Top 20 by Significance

18 August 1941

Top 20 records on 18 August 1941 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
18 August 1941	Kharsawan, IN	daily rain	149.9 mm (5.9 in)	83.6 mm (3.3 in)	24 years	51 of 100 (Notable)
18 August 1941	Angai, IN	daily rain	133.6 mm (5.3 in)	92.5 mm (3.6 in)	24 years	51 of 100 (Notable)
18 August 1941	Jhaldah(Jhalda), IN	daily rain	158.2 mm (6.2 in)	99.0 mm (3.9 in)	23 years	50 of 100 (Notable)
18 August 1941	Klamath Falls 2 SSW, US	monthly rain	51.1 mm (2.0 in)	17.1 mm (0.7 in)	29 years	50 of 100 (Notable)
18 August 1941	Scott City, US	daily rain	62.0 mm (2.4 in)	48.8 mm (1.9 in)	43 years	49 of 100 (Notable)
18 August 1941	Beetaloo Reservoir Old Site, AU	daily rain	40.6 mm (1.6 in)	28.9 mm (1.1 in)	19 years	47 of 100 (Notable)
18 August 1941	Ranchi, IN	daily rain	101.1 mm (4.0 in)	56.6 mm (2.2 in)	31 years	45 of 100 (Notable)
18 August 1941	Bloemhof, ZA	daily rain	27.7 mm (1.1 in)	24.1 mm (0.9 in)	26 years	45 of 100 (Notable)
18 August 1941	Tamar, IN	daily rain	102.9 mm (4.1 in)	58.2 mm (2.3 in)	30 years	43 of 100 (Notable)
18 August 1941	Dholpur, IN	daily rain	79.2 mm (3.1 in)	56.3 mm (2.2 in)	32 years	41 of 100 (Notable)
18 August 1941	Beiarn, NO	daily rain	32.0 mm (1.3 in)	22.4 mm (0.9 in)	12 years	41 of 100 (Notable)
18 August 1941	Saraikela, IN	daily rain	167.6 mm (6.6 in)	69.8 mm (2.7 in)	14 years	39 of 100 (Notable)
18 August 1941	Bhagwanpur, IN	daily rain	157.0 mm (6.2 in)	55.4 mm (2.2 in)	34 years	39 of 100 (Notable)
18 August 1941	Silli, IN	daily rain	91.9 mm (3.6 in)	45.4 mm (1.8 in)	35 years	38 of 100 (Notable)
18 August 1941	Garden City, US	daily rain	47.2 mm (1.9 in)	32.2 mm (1.3 in)	28 years	38 of 100 (Notable)
18 August 1941	Simcoe, CA	daily low max	16.7 C (62.1 F)	4.4 C (7.9 F)	58 years	36 of 100 (Notable)
18 August 1941	Amta, IN	daily rain	140.7 mm (5.5 in)	77.2 mm (3.0 in)	8 years	36 of 100 (Notable)
18 August 1941	Raipur, IN	all-time rain	222.3 mm (8.8 in)	16.6 mm (0.7 in)	12 years	35 of 100 (Notable)
18 August 1941	Tustervatnet, NO	daily rain	26.0 mm (1.0 in)	10.6 mm (0.4 in)	45 years	35 of 100 (Notable)
18 August 1941	Kvikkjokk-Arrenjarka, SE	daily rain	34.3 mm (1.4 in)	16.0 mm (0.6 in)	16 years	35 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

1797 to 1941

Records set or tied on this calendar date in each year from 1797 to 1941. 1941 had 467 records.

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

Records on 08-18 in each year
Year	Records
1797	2
1805	1
1816	1
1827	1
1829	1
1830	1
1833	1
1841	1
1844	1
1845	3
1846	1
1847	1
1849	1
1851	1
1852	1
1853	1
1854	2
1855	1
1856	1
1861	1
1864	2
1866	1
1868	2
1869	1
1870	2
1872	1
1873	1
1875	3
1876	1
1878	1
1879	2
1883	3
1885	3
1886	3
1887	3
1888	2
1889	1
1890	1
1891	2
1892	6
1893	4
1894	4
1895	1
1898	4
1899	6
1900	2
1901	10
1902	8
1903	6
1904	8
1905	10
1906	40
1907	7
1908	21
1909	24
1910	16
1911	11
1912	21
1913	43
1914	37
1915	60
1916	71
1917	70
1918	53
1919	34
1920	51
1921	39
1922	129
1923	90
1924	225
1925	300
1926	168
1927	269
1928	141
1929	181
1930	150
1931	241
1932	382
1933	431
1934	638
1935	424
1936	766
1937	308
1938	243
1939	381
1940	434
1941	467
1942	333
1943	738
1944	325
1945	400
1946	416
1947	958
1948	315
1949	393
1950	683
1951	355
1952	405
1953	323
1954	622
1955	795
1956	580
1957	380
1958	580
1959	537
1960	599
1961	415
1962	428
1963	760
1964	443
1965	525
1966	573
1967	623
1968	795
1969	530
1970	597
1971	381
1972	493
1973	734
1974	639
1975	844
1976	917
1977	1,112
1978	854
1979	1,309
1980	771
1981	1,386
1982	563
1983	1,420
1984	600
1985	765
1986	861
1987	1,609
1988	1,351
1989	952
1990	920
1991	533
1992	1,497
1993	706
1994	1,027
1995	1,882
1996	760
1997	1,191
1998	923
1999	888
2000	1,183
2001	1,036
2002	1,306
2003	860
2004	1,050
2005	865
2006	842
2007	1,116
2008	1,265
2009	839
2010	1,167
2011	1,239
2012	1,247
2013	752
2014	751
2015	880
2016	704
2017	565
2018	462
2019	615
2020	1,541
2021	1,118
2022	1,237
2023	1,094
2024	696
2025	455
2026	545

Download the Data

Data for records on 1941-08-18: 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).