Weather Records on 9 August 1964

755 weather records were set or tied worldwide on 9 August 1964. Highest significance: Mahua, IN.

Key Facts for 9 August 1964

On 9 August 1964, 755 weather records were set or tied at long-record stations worldwide.
66 were record highs and 556 were record lows, counting maximum and minimum temperature.
By timescale, 0 were all-time records, 10 monthly and 745 daily.
Mahua set a daily record precipitation of 66.2 mm (2.6 in) on 9 August 1964.
Across 156 earlier years (1798 to 2026) the same calendar date averaged 472 records.

Record Map

755 stations

755 station records on 9 August 1964 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 9 August 1964: highest significance records shown on the map
Station	Country	Type	Value	Significance
Mahua	India	Record daily precipitation	66.2 mm (2.6 in)	57 of 100 (Notable)
Niceville	United States	Record daily precipitation	124.5 mm (4.9 in)	52 of 100 (Notable)
Metaline Falls	United States	Record daily precipitation	34.3 mm (1.4 in)	50 of 100 (Notable)
Junagadh	India	Record daily precipitation	116.7 mm (4.6 in)	49 of 100 (Notable)
Kindersley	Canada	Record daily precipitation	47.2 mm (1.9 in)	48 of 100 (Notable)
Wallaceton-Lake Drummond	United States	Record daily precipitation	94.0 mm (3.7 in)	45 of 100 (Notable)
Nagarhole	India	Record daily precipitation	84.4 mm (3.3 in)	44 of 100 (Notable)
Karmad	India	Record daily precipitation	109.5 mm (4.3 in)	44 of 100 (Notable)
Oktjabrskaja	Russia	Record daily precipitation	39.2 mm (1.5 in)	42 of 100 (Notable)
Shahpur	India	Record daily precipitation	144.2 mm (5.7 in)	41 of 100 (Notable)
Khambha	India	Record daily precipitation	65.0 mm (2.6 in)	38 of 100 (Notable)
Humboldt	Canada	Record daily precipitation	25.7 mm (1.0 in)	37 of 100 (Notable)
Parry Sound	Canada	Record low minimum temperature	4.4 C (39.9 F)	37 of 100 (Notable)
Cuero	United States	Record daily precipitation	46.5 mm (1.8 in)	37 of 100 (Notable)
Falsterbo	Sweden	Record daily precipitation	32.9 mm (1.3 in)	36 of 100 (Notable)
Newport	United States	Record daily precipitation	42.9 mm (1.7 in)	36 of 100 (Notable)
Van Wert 1 S	United States	Record low minimum temperature	7.2 C (45.0 F)	36 of 100 (Notable)
W Lafayette 6 NW	United States	Record low minimum temperature	6.7 C (44.1 F)	35 of 100 (Notable)
Cambridge Galt Moe	Canada	Record low maximum temperature	18.9 C (66.0 F)	34 of 100 (Routine)
Chicoutimi	Canada	Record low maximum temperature	12.8 C (55.0 F)	34 of 100 (Routine)
Colchester 2 W	United States	Record low minimum temperature	3.9 C (39.0 F)	34 of 100 (Routine)
Roberval Nord	Canada	Record low maximum temperature	11.7 C (53.1 F)	33 of 100 (Routine)
Bhagamandala	India	Record daily precipitation	271.8 mm (10.7 in)	33 of 100 (Routine)
Saint Johns	United States	Record low minimum temperature	5.0 C (41.0 F)	33 of 100 (Routine)
Beaufort Wwtp	United States	Record daily precipitation	53.3 mm (2.1 in)	33 of 100 (Routine)
Chilton	United States	Record low minimum temperature	5.0 C (41.0 F)	33 of 100 (Routine)
Wisconsin Rapids	United States	Record low minimum temperature	3.9 C (39.0 F)	33 of 100 (Routine)
Mistassini Post	Canada	Record low maximum temperature	8.3 C (46.9 F)	32 of 100 (Routine)
Alur	India	Record daily precipitation	50.8 mm (2.0 in)	32 of 100 (Routine)
Baldwin	United States	Record low minimum temperature	0.6 C (33.1 F)	32 of 100 (Routine)
Putbus	Germany	Record low maximum temperature	16.7 C (62.1 F)	31 of 100 (Routine)
Sanivarsanthe	India	Record daily precipitation	67.1 mm (2.6 in)	31 of 100 (Routine)
Plymouth Pwr Substn	United States	Record low minimum temperature	5.6 C (42.1 F)	31 of 100 (Routine)
Fayette	United States	Record low maximum temperature	16.7 C (62.1 F)	31 of 100 (Routine)
Orono	United States	Record low maximum temperature	14.4 C (57.9 F)	31 of 100 (Routine)
Grand Haven Fire Dept	United States	Record low minimum temperature	6.1 C (43.0 F)	31 of 100 (Routine)
Hastings	United States	Record low minimum temperature	3.3 C (37.9 F)	31 of 100 (Routine)
Addison	United States	Record low maximum temperature	20.0 C (68.0 F)	31 of 100 (Routine)
Racine Wwtp	United States	Record low maximum temperature	19.4 C (66.9 F)	31 of 100 (Routine)
Timiryazevskij	Russia	Record low minimum temperature	9.6 C (49.3 F)	30 of 100 (Routine)
Trinidad	United States	Record daily precipitation	63.5 mm (2.5 in)	30 of 100 (Routine)
Salamonia	United States	Record low minimum temperature	6.1 C (43.0 F)	30 of 100 (Routine)
Birch Tree	United States	Record low minimum temperature	10.6 C (51.1 F)	30 of 100 (Routine)
Farmington	United States	Record low minimum temperature	8.3 C (46.9 F)	30 of 100 (Routine)
Altoona Horseshoe Curv	United States	Record low minimum temperature	5.0 C (41.0 F)	30 of 100 (Routine)
Eagle Pass 3N	United States	Record low maximum temperature	31.7 C (89.1 F)	30 of 100 (Routine)
Lintlaw	Canada	Record daily precipitation	46.5 mm (1.8 in)	29 of 100 (Routine)
La Tuque	Canada	Record low maximum temperature	13.3 C (55.9 F)	29 of 100 (Routine)
Milford 2 SE	United States	Record low minimum temperature	10.0 C (50.0 F)	29 of 100 (Routine)
Anderson 1 N	United States	Record low minimum temperature	7.8 C (46.0 F)	29 of 100 (Routine)
Farmland 5 NNW	United States	Record low minimum temperature	6.7 C (44.1 F)	29 of 100 (Routine)
Marion 2 N	United States	Record low minimum temperature	7.2 C (45.0 F)	29 of 100 (Routine)
Rochester	United States	Record low minimum temperature	5.6 C (42.1 F)	29 of 100 (Routine)
Ludington 4 SE	United States	Record low minimum temperature	4.4 C (39.9 F)	29 of 100 (Routine)
Albert Lea 3SE	United States	Record low maximum temperature	17.2 C (63.0 F)	29 of 100 (Routine)
Brockport	United States	Record low minimum temperature	7.2 C (45.0 F)	29 of 100 (Routine)
Portage Wwtp	United States	Record low minimum temperature	7.2 C (45.0 F)	29 of 100 (Routine)
Waupaca	United States	Record low minimum temperature	4.4 C (39.9 F)	29 of 100 (Routine)
Escanaba	United States	Record low minimum temperature	5.0 C (41.0 F)	29 of 100 (Routine)
Tewantin Post Office	Australia	Record high maximum temperature	28.3 C (82.9 F)	28 of 100 (Routine)

Counts by Type and Timescale

755 records

Records set or tied on 9 August 1964 by type: Highest daily maximum 21, Lowest daily maximum 249, Highest daily minimum 45, Lowest daily minimum 307, Heaviest daily rainfall 133.

Records on 9 August 1964 by type
Record type	Records
Highest daily maximum	21
Lowest daily maximum	249
Highest daily minimum	45
Lowest daily minimum	307
Heaviest daily rainfall	133
Heaviest daily snowfall	0
Deepest snow cover	0

Records on 9 August 1964 by timescale: all-time 0, monthly 10, daily 745.

How Much Records Were Beaten By

582 broken records

Margins by which the 582 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 86.6. Ties are not counted.

Top 20 by Significance

9 August 1964

Top 20 records on 9 August 1964 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
9 August 1964	Mahua, IN	daily rain	66.2 mm (2.6 in)	51.0 mm (2.0 in)	57 years	57 of 100 (Notable)
9 August 1964	Niceville, US	daily rain	124.5 mm (4.9 in)	79.0 mm (3.1 in)	33 years	52 of 100 (Notable)
9 August 1964	Metaline Falls, US	daily rain	34.3 mm (1.4 in)	27.9 mm (1.1 in)	17 years	50 of 100 (Notable)
9 August 1964	Junagadh, IN	daily rain	116.7 mm (4.6 in)	74.8 mm (2.9 in)	11 years	49 of 100 (Notable)
9 August 1964	Kindersley, CA	daily rain	47.2 mm (1.9 in)	37.5 mm (1.5 in)	11 years	48 of 100 (Notable)
9 August 1964	Wallaceton-Lake Drummond, US	daily rain	94.0 mm (3.7 in)	67.3 mm (2.6 in)	11 years	45 of 100 (Notable)
9 August 1964	Nagarhole, IN	daily rain	84.4 mm (3.3 in)	53.2 mm (2.1 in)	14 years	44 of 100 (Notable)
9 August 1964	Karmad, IN	daily rain	109.5 mm (4.3 in)	86.6 mm (3.4 in)	4 years	44 of 100 (Notable)
9 August 1964	Oktjabrskaja, RU	daily rain	39.2 mm (1.5 in)	26.8 mm (1.1 in)	24 years	42 of 100 (Notable)
9 August 1964	Shahpur, IN	daily rain	144.2 mm (5.7 in)	81.0 mm (3.2 in)	1 year	41 of 100 (Notable)
9 August 1964	Khambha, IN	daily rain	65.0 mm (2.6 in)	52.3 mm (2.1 in)	6 years	38 of 100 (Notable)
9 August 1964	Humboldt, CA	daily rain	25.7 mm (1.0 in)	12.7 mm (0.5 in)	48 years	37 of 100 (Notable)
9 August 1964	Parry Sound, CA	daily low min	4.4 C (39.9 F)	1.2 C (2.2 F)	84 years	37 of 100 (Notable)
9 August 1964	Cuero, US	daily rain	46.5 mm (1.8 in)	26.2 mm (1.0 in)	45 years	37 of 100 (Notable)
9 August 1964	Falsterbo, SE	daily rain	32.9 mm (1.3 in)	11.0 mm (0.4 in)	37 years	36 of 100 (Notable)
9 August 1964	Newport, US	daily rain	42.9 mm (1.7 in)	21.1 mm (0.8 in)	38 years	36 of 100 (Notable)
9 August 1964	Van Wert 1 S, US	daily low min	7.2 C (45.0 F)	3.4 C (6.1 F)	70 years	36 of 100 (Notable)
9 August 1964	W Lafayette 6 NW, US	daily low min	6.7 C (44.1 F)	4.4 C (7.9 F)	60 years	35 of 100 (Notable)
9 August 1964	Cambridge Galt Moe, CA	daily low max	18.9 C (66.0 F)	1.1 C (2.0 F)	81 years	34 of 100 (Routine)
9 August 1964	Chicoutimi, CA	daily low max	12.8 C (55.0 F)	1.6 C (2.9 F)	79 years	34 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

1798 to 1964

Records set or tied on this calendar date in each year from 1798 to 1964. 1964 had 755 records.

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

Records on 08-09 in each year
Year	Records
1798	2
1800	1
1838	1
1845	3
1856	1
1859	3
1861	1
1863	2
1868	1
1870	1
1871	1
1873	1
1875	1
1878	1
1881	3
1884	2
1886	1
1887	1
1888	1
1889	1
1890	1
1891	4
1892	4
1893	3
1894	3
1895	1
1896	3
1897	7
1898	12
1899	4
1900	8
1901	3
1902	3
1903	6
1904	9
1905	5
1906	15
1907	9
1908	9
1909	51
1910	16
1911	44
1912	47
1913	76
1914	21
1915	61
1916	37
1917	46
1918	210
1919	49
1920	289
1921	36
1922	70
1923	73
1924	143
1925	307
1926	142
1927	391
1928	220
1929	127
1930	570
1931	399
1932	194
1933	250
1934	654
1935	587
1936	519
1937	351
1938	379
1939	480
1940	455
1941	372
1942	527
1943	366
1944	647
1945	365
1946	307
1947	544
1948	440
1949	715
1950	407
1951	405
1952	317
1953	363
1954	377
1955	433
1956	278
1957	347
1958	417
1959	453
1960	459
1961	347
1962	636
1963	500
1964	755
1965	632
1966	568
1967	457
1968	1,037
1969	527
1970	751
1971	543
1972	1,089
1973	547
1974	660
1975	790
1976	883
1977	453
1978	784
1979	630
1980	945
1981	941
1982	935
1983	839
1984	683
1985	714
1986	509
1987	927
1988	625
1989	2,082
1990	799
1991	988
1992	1,699
1993	702
1994	1,097
1995	1,417
1996	864
1997	1,446
1998	969
1999	1,370
2000	1,237
2001	1,485
2002	1,167
2003	1,344
2004	941
2005	1,001
2006	828
2007	1,687
2008	667
2009	1,028
2010	1,393
2011	1,177
2012	843
2013	761
2014	531
2015	595
2016	634
2017	773
2018	972
2019	717
2020	643
2021	523
2022	793
2023	820
2024	952
2025	799
2026	1,019

Download the Data

Data for records on 1964-08-09: 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 20	560
20 to 40	12
40 to 60	4
60 to 80	3
80 to 100	3