Weather Records on 18 August 1964

443 weather records were set or tied worldwide on 18 August 1964. Highest significance: Ferozepur Sadar, IN.

Key Facts for 18 August 1964

On 18 August 1964, 443 weather records were set or tied at long-record stations worldwide.
95 were record highs and 137 were record lows, counting maximum and minimum temperature.
By timescale, 2 were all-time records, 6 monthly and 435 daily.
Ferozepur Sadar set an all-time record daily precipitation of 282.7 mm (11.1 in) on 18 August 1964.
Across 171 earlier years (1797 to 2026) the same calendar date averaged 441 records.

Record Map

443 stations

443 station records on 18 August 1964 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 18 August 1964: highest significance records shown on the map
Station	Country	Type	Value	Significance
Ferozepur Sadar	India	Record daily precipitation	282.7 mm (11.1 in)	59 of 100 (Notable)
Sirohi	India	Record daily precipitation	226.1 mm (8.9 in)	59 of 100 (Notable)
Sheoganj	India	Record daily precipitation	135.1 mm (5.3 in)	54 of 100 (Notable)
Moga	India	Record daily precipitation	135.9 mm (5.4 in)	49 of 100 (Notable)
Boskoop	Netherlands	Record daily precipitation	42.0 mm (1.7 in)	48 of 100 (Notable)
Hebron	United States	Record daily precipitation	56.4 mm (2.2 in)	47 of 100 (Notable)
Clearbrook	United States	Record daily precipitation	42.4 mm (1.7 in)	47 of 100 (Notable)
Kotarh	India	Record daily precipitation	80.0 mm (3.1 in)	46 of 100 (Notable)
Zira	India	Record daily precipitation	270.5 mm (10.6 in)	46 of 100 (Notable)
Zima	Russia	Record daily precipitation	40.7 mm (1.6 in)	46 of 100 (Notable)
Middleburg	South Africa	Record daily precipitation	25.0 mm (1.0 in)	46 of 100 (Notable)
Amod	India	Record daily precipitation	142.0 mm (5.6 in)	44 of 100 (Notable)
Marlow 1 WSW	United States	Record daily precipitation	56.4 mm (2.2 in)	44 of 100 (Notable)
Bergschenhoek	Netherlands	Record daily precipitation	51.0 mm (2.0 in)	43 of 100 (Notable)
Jodhpur	India	Record daily precipitation	92.9 mm (3.7 in)	42 of 100 (Notable)
Hoofddorp	Netherlands	Record daily precipitation	30.4 mm (1.2 in)	42 of 100 (Notable)
Eastland	United States	Record daily precipitation	55.1 mm (2.2 in)	42 of 100 (Notable)
Leliekloof	South Africa	Record daily precipitation	28.5 mm (1.1 in)	39 of 100 (Notable)
Norwich	United States	Record daily precipitation	67.1 mm (2.6 in)	39 of 100 (Notable)
Roelofarendsveen	Netherlands	Record daily precipitation	32.9 mm (1.3 in)	38 of 100 (Notable)
Ardmore	United States	Record daily precipitation	76.7 mm (3.0 in)	38 of 100 (Notable)
Khamaria	India	Record daily precipitation	117.0 mm (4.6 in)	36 of 100 (Notable)
Cairo 1SW	United States	Record daily precipitation	93.5 mm (3.7 in)	36 of 100 (Notable)
Kosciusko	United States	Record low maximum temperature	26.7 C (80.1 F)	36 of 100 (Notable)
Cloud Chief 2 SE	United States	Record daily precipitation	56.4 mm (2.2 in)	36 of 100 (Notable)
Dungarpur	India	Record daily precipitation	80.0 mm (3.1 in)	35 of 100 (Notable)
Anadarko 3 E	United States	Record daily precipitation	34.0 mm (1.3 in)	34 of 100 (Routine)
Minas Nuevas	Mexico	Record low minimum temperature	15.0 C (59.0 F)	33 of 100 (Routine)
Grootdam	South Africa	Record daily precipitation	26.5 mm (1.0 in)	33 of 100 (Routine)
Grootfontein 11,	South Africa	Record daily precipitation	27.0 mm (1.1 in)	33 of 100 (Routine)
Stornoway Airport	United Kingdom	Record low maximum temperature	10.2 C (50.4 F)	33 of 100 (Routine)
Tobermory	Canada	Record low maximum temperature	11.7 C (53.1 F)	32 of 100 (Routine)
Olpad	India	Record daily precipitation	104.0 mm (4.1 in)	31 of 100 (Routine)
Cordele	United States	Record daily precipitation	62.0 mm (2.4 in)	30 of 100 (Routine)
Coldwater	United States	Record daily precipitation	28.2 mm (1.1 in)	30 of 100 (Routine)
Chinook	United States	Record high maximum temperature	38.9 C (102.0 F)	30 of 100 (Routine)
Velikie Luki	Russia	Record low minimum temperature	3.6 C (38.5 F)	29 of 100 (Routine)
Georgetown Post Office	Australia	Record high maximum temperature	34.4 C (93.9 F)	28 of 100 (Routine)
Bauple	Australia	Record daily precipitation	30.7 mm (1.2 in)	28 of 100 (Routine)
Chilliwack	Canada	Record daily precipitation	28.4 mm (1.1 in)	28 of 100 (Routine)
Hanover (Pol)	South Africa	Record daily precipitation	25.0 mm (1.0 in)	28 of 100 (Routine)
Hernando	United States	Record low maximum temperature	27.8 C (82.0 F)	28 of 100 (Routine)
Seward	United States	Record daily precipitation	29.0 mm (1.1 in)	28 of 100 (Routine)
Syracuse	United States	Record low maximum temperature	21.7 C (71.1 F)	28 of 100 (Routine)
Enid	United States	Record daily precipitation	36.6 mm (1.4 in)	28 of 100 (Routine)
Lexington	United States	Record low minimum temperature	11.1 C (52.0 F)	28 of 100 (Routine)
Webster Springs	United States	Record low minimum temperature	6.1 C (43.0 F)	28 of 100 (Routine)
Anthony	United States	Record daily precipitation	41.4 mm (1.6 in)	28 of 100 (Routine)
Lindsay	Canada	Record low maximum temperature	17.2 C (63.0 F)	27 of 100 (Routine)
Fatehgarh	India	Record daily precipitation	63.0 mm (2.5 in)	27 of 100 (Routine)
Glen Roy	South Africa	Record daily precipitation	25.0 mm (1.0 in)	27 of 100 (Routine)
Trousdale 1 NE	United States	Record daily precipitation	87.4 mm (3.4 in)	27 of 100 (Routine)
Tartu-Toravere	Estonia	Record low minimum temperature	3.4 C (38.1 F)	26 of 100 (Routine)
De Doorns	South Africa	Record daily precipitation	26.0 mm (1.0 in)	26 of 100 (Routine)
Lincoln 1 SE	United States	Record daily precipitation	50.8 mm (2.0 in)	25 of 100 (Routine)
Apache	United States	Record daily precipitation	62.5 mm (2.5 in)	25 of 100 (Routine)
Breckenridge	United States	Record daily precipitation	34.8 mm (1.4 in)	25 of 100 (Routine)
Canton 4 SE	United States	Record daily precipitation	26.9 mm (1.1 in)	25 of 100 (Routine)
Hayes Center 1NW	United States	Record low maximum temperature	23.3 C (73.9 F)	25 of 100 (Routine)
Southampton	Canada	Record low maximum temperature	16.7 C (62.1 F)	24 of 100 (Routine)

Counts by Type and Timescale

443 records

Records set or tied on 18 August 1964 by type: Highest daily maximum 60, Lowest daily maximum 88, Highest daily minimum 35, Lowest daily minimum 49, Heaviest daily rainfall 211.

Records on 18 August 1964 by type
Record type	Records
Highest daily maximum	60
Lowest daily maximum	88
Highest daily minimum	35
Lowest daily minimum	49
Heaviest daily rainfall	211
Heaviest daily snowfall	0
Deepest snow cover	0

Records on 18 August 1964 by timescale: all-time 2, monthly 6, daily 435.

How Much Records Were Beaten By

350 broken records

Margins by which the 350 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 190.0. Ties are not counted.

Top 20 by Significance

18 August 1964

Top 20 records on 18 August 1964 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
18 August 1964	Ferozepur Sadar, IN	all-time rain	282.7 mm (11.1 in)	76.9 mm (3.0 in)	1 year	59 of 100 (Notable)
18 August 1964	Sirohi, IN	daily rain	226.1 mm (8.9 in)	190.0 mm (7.5 in)	45 years	59 of 100 (Notable)
18 August 1964	Sheoganj, IN	daily rain	135.1 mm (5.3 in)	107.7 mm (4.2 in)	37 years	54 of 100 (Notable)
18 August 1964	Moga, IN	daily rain	135.9 mm (5.4 in)	97.5 mm (3.8 in)	13 years	49 of 100 (Notable)
18 August 1964	Boskoop, NL	daily rain	42.0 mm (1.7 in)	27.1 mm (1.1 in)	18 years	48 of 100 (Notable)
18 August 1964	Hebron, US	daily rain	56.4 mm (2.2 in)	29.7 mm (1.2 in)	67 years	47 of 100 (Notable)
18 August 1964	Clearbrook, US	daily rain	42.4 mm (1.7 in)	24.6 mm (1.0 in)	40 years	47 of 100 (Notable)
18 August 1964	Kotarh, IN	daily rain	80.0 mm (3.1 in)	34.3 mm (1.4 in)	57 years	46 of 100 (Notable)
18 August 1964	Zira, IN	all-time rain	270.5 mm (10.6 in)	27.9 mm (1.1 in)	32 years	46 of 100 (Notable)
18 August 1964	Zima, RU	daily rain	40.7 mm (1.6 in)	24.6 mm (1.0 in)	28 years	46 of 100 (Notable)
18 August 1964	Middleburg, ZA	daily rain	25.0 mm (1.0 in)	13.6 mm (0.5 in)	56 years	46 of 100 (Notable)
18 August 1964	Amod, IN	daily rain	142.0 mm (5.6 in)	80.5 mm (3.2 in)	18 years	44 of 100 (Notable)
18 August 1964	Marlow 1 WSW, US	daily rain	56.4 mm (2.2 in)	39.4 mm (1.6 in)	45 years	44 of 100 (Notable)
18 August 1964	Bergschenhoek, NL	daily rain	51.0 mm (2.0 in)	38.9 mm (1.5 in)	3 years	43 of 100 (Notable)
18 August 1964	Jodhpur, IN	daily rain	92.9 mm (3.7 in)	61.4 mm (2.4 in)	33 years	42 of 100 (Notable)
18 August 1964	Hoofddorp, NL	daily rain	30.4 mm (1.2 in)	7.5 mm (0.30 in)	76 years	42 of 100 (Notable)
18 August 1964	Eastland, US	daily rain	55.1 mm (2.2 in)	29.7 mm (1.2 in)	49 years	42 of 100 (Notable)
18 August 1964	Leliekloof, ZA	daily rain	28.5 mm (1.1 in)	23.5 mm (0.9 in)	4 years	39 of 100 (Notable)
18 August 1964	Norwich, US	daily rain	67.1 mm (2.6 in)	35.6 mm (1.4 in)	38 years	39 of 100 (Notable)
18 August 1964	Roelofarendsveen, NL	daily rain	32.9 mm (1.3 in)	20.4 mm (0.8 in)	18 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

1797 to 1964

Records set or tied on this calendar date in each year from 1797 to 1964. 1964 had 443 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 1964-08-18: 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 2026-10-16. Last revised 16 October 2026 (2026-10-16).

Margin	Records
0 to 25	327
25 to 50	16
50 to 75	2
75 to 100	3
100 to 125	1
125 to 150	0
150 to 175	0
175 to 200	1