Weather Records on 31 August 1964

591 weather records were set or tied worldwide on 31 August 1964. Highest significance: Bhimavaram, IN.

Key Facts for 31 August 1964

On 31 August 1964, 591 weather records were set or tied at long-record stations worldwide.
140 were record highs and 200 were record lows, counting maximum and minimum temperature.
By timescale, 4 were all-time records, 55 monthly and 532 daily.
Bhimavaram set an all-time record daily precipitation of 334.0 mm (13.1 in) on 31 August 1964.
Across 165 earlier years (1796 to 2026) the same calendar date averaged 435 records.

Record Map

591 stations

591 station records on 31 August 1964 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 31 August 1964: highest significance records shown on the map
Station	Country	Type	Value	Significance
Bhimavaram	India	Record daily precipitation	334.0 mm (13.1 in)	73 of 100 (Major)
Newport 1 NW	United States	Record daily precipitation	63.2 mm (2.5 in)	63 of 100 (Major)
Vaduj	India	Record daily precipitation	73.0 mm (2.9 in)	62 of 100 (Major)
Graham 2 ENE	United States	Record daily precipitation	132.6 mm (5.2 in)	59 of 100 (Notable)
Narsapur	India	Record daily precipitation	126.2 mm (5.0 in)	58 of 100 (Notable)
Emporia 1 WNW	United States	Record daily precipitation	84.6 mm (3.3 in)	51 of 100 (Notable)
Pinehurst Sthrn Pines	United States	Record daily precipitation	176.0 mm (6.9 in)	49 of 100 (Notable)
Piedmont	United States	Record daily precipitation	157.0 mm (6.2 in)	49 of 100 (Notable)
Minas Nuevas	Mexico	Record low minimum temperature	13.9 C (57.0 F)	48 of 100 (Notable)
Chatham	United States	Record daily precipitation	164.3 mm (6.5 in)	47 of 100 (Notable)
Jefferson 2 E	United States	Record daily precipitation	67.6 mm (2.7 in)	46 of 100 (Notable)
Sumter	United States	Record daily precipitation	110.5 mm (4.4 in)	46 of 100 (Notable)
N Wilkesboro	United States	Record daily precipitation	80.3 mm (3.2 in)	45 of 100 (Notable)
Winnemucca AP	United States	Record low maximum temperature	13.9 C (57.0 F)	45 of 100 (Notable)
Westernport	United States	Record daily precipitation	147.3 mm (5.8 in)	42 of 100 (Notable)
Warsaw 2 NW	United States	Record daily precipitation	58.4 mm (2.3 in)	42 of 100 (Notable)
Snow Hill 4 N	United States	Record daily precipitation	134.6 mm (5.3 in)	41 of 100 (Notable)
Wytheville	United States	Record daily precipitation	50.8 mm (2.0 in)	41 of 100 (Notable)
Kanigiri	India	Record daily precipitation	78.0 mm (3.1 in)	40 of 100 (Notable)
Selbu-Stubbe	Norway	Record daily precipitation	31.7 mm (1.2 in)	40 of 100 (Notable)
Uppsala_Aut	Sweden	Record low maximum temperature	14.1 C (57.4 F)	40 of 100 (Notable)
Lodi	United States	Record low maximum temperature	18.3 C (64.9 F)	40 of 100 (Notable)
Haraiya	India	Record daily precipitation	286.0 mm (11.3 in)	39 of 100 (Notable)
Lakeview 2 NNW	United States	Record low maximum temperature	9.4 C (48.9 F)	39 of 100 (Notable)
Sacramento 5 ESE	United States	Record low maximum temperature	18.9 C (66.0 F)	39 of 100 (Notable)
Polavaram	India	Record daily precipitation	71.9 mm (2.8 in)	38 of 100 (Notable)
Beulah	United States	Record low maximum temperature	16.7 C (62.1 F)	38 of 100 (Notable)
Clifton Forge 2 NW	United States	Record daily precipitation	62.7 mm (2.5 in)	38 of 100 (Notable)
Yreka	United States	Record low maximum temperature	16.1 C (61.0 F)	37 of 100 (Notable)
Tanda	India	Record daily precipitation	94.0 mm (3.7 in)	36 of 100 (Notable)
Spokane Intl AP	United States	Record low minimum temperature	1.7 C (35.1 F)	36 of 100 (Notable)
Vedasandur	India	Record daily precipitation	44.0 mm (1.7 in)	35 of 100 (Notable)
Haldwani	India	Record daily precipitation	182.1 mm (7.2 in)	35 of 100 (Notable)
Rougemont	United States	Record daily precipitation	50.8 mm (2.0 in)	35 of 100 (Notable)
Danner	United States	Record low maximum temperature	12.2 C (54.0 F)	35 of 100 (Notable)
Emmett 2 E	United States	Record low maximum temperature	13.9 C (57.0 F)	34 of 100 (Routine)
Parma Exp STN	United States	Record low maximum temperature	12.2 C (54.0 F)	34 of 100 (Routine)
Paisley	United States	Record low maximum temperature	12.2 C (54.0 F)	34 of 100 (Routine)
Newark Liberty Intl AP	United States	Record high minimum temperature	23.9 C (75.0 F)	34 of 100 (Routine)
Gannavaram	India	Record daily precipitation	100.1 mm (3.9 in)	33 of 100 (Routine)
Basti	India	Record daily precipitation	75.2 mm (3.0 in)	33 of 100 (Routine)
Sheffield	United Kingdom	Record low minimum temperature	5.0 C (41.0 F)	33 of 100 (Routine)
Ft Bidwell	United States	Record low maximum temperature	14.4 C (57.9 F)	33 of 100 (Routine)
Deerfield 1 S	United States	Record daily precipitation	50.8 mm (2.0 in)	33 of 100 (Routine)
Modesto AP	United States	Record low maximum temperature	17.2 C (63.0 F)	33 of 100 (Routine)
Champawat	India	Record daily precipitation	70.4 mm (2.8 in)	32 of 100 (Routine)
Sultanpur	India	Record daily precipitation	83.3 mm (3.3 in)	32 of 100 (Routine)
Louisburg	United States	Record daily precipitation	33.8 mm (1.3 in)	32 of 100 (Routine)
Medicine Hat A	Canada	Record low maximum temperature	13.9 C (57.0 F)	31 of 100 (Routine)
Atraula	India	Record daily precipitation	119.6 mm (4.7 in)	31 of 100 (Routine)
Chico UNIV Farm	United States	Record low maximum temperature	20.0 C (68.0 F)	31 of 100 (Routine)
Rocklin	United States	Record low maximum temperature	21.1 C (70.0 F)	31 of 100 (Routine)
Medak	India	Record daily precipitation	78.7 mm (3.1 in)	30 of 100 (Routine)
Ghosi	India	Record daily precipitation	118.1 mm (4.6 in)	30 of 100 (Routine)
Roorkee	India	Record daily precipitation	109.1 mm (4.3 in)	30 of 100 (Routine)
Riggins	United States	Record low maximum temperature	17.2 C (63.0 F)	30 of 100 (Routine)
Orovada 3 W	United States	Record low maximum temperature	16.7 C (62.1 F)	30 of 100 (Routine)
Chapel Hill 2 W	United States	Record daily precipitation	62.2 mm (2.4 in)	30 of 100 (Routine)
Elkin	United States	Record daily precipitation	62.7 mm (2.5 in)	30 of 100 (Routine)
Danville 2 SE	United States	Record daily precipitation	114.8 mm (4.5 in)	30 of 100 (Routine)

Counts by Type and Timescale

591 records

Records set or tied on 31 August 1964 by type: Highest daily maximum 21, Lowest daily maximum 141, Highest daily minimum 119, Lowest daily minimum 59, Heaviest daily rainfall 251.

Records on 31 August 1964 by type
Record type	Records
Highest daily maximum	21
Lowest daily maximum	141
Highest daily minimum	119
Lowest daily minimum	59
Heaviest daily rainfall	251
Heaviest daily snowfall	0
Deepest snow cover	0

Records on 31 August 1964 by timescale: all-time 4, monthly 55, daily 532.

How Much Records Were Beaten By

459 broken records

Margins by which the 459 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 87.4. Ties are not counted.

Top 20 by Significance

31 August 1964

Top 20 records on 31 August 1964 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
31 August 1964	Bhimavaram, IN	all-time rain	334.0 mm (13.1 in)	71.1 mm (2.8 in)	24 years	73 of 100 (Major)
31 August 1964	Newport 1 NW, US	daily rain	63.2 mm (2.5 in)	37.8 mm (1.5 in)	68 years	63 of 100 (Major)
31 August 1964	Vaduj, IN	daily rain	73.0 mm (2.9 in)	46.3 mm (1.8 in)	54 years	62 of 100 (Major)
31 August 1964	Graham 2 ENE, US	daily rain	132.6 mm (5.2 in)	58.9 mm (2.3 in)	53 years	59 of 100 (Notable)
31 August 1964	Narsapur, IN	daily rain	126.2 mm (5.0 in)	69.8 mm (2.7 in)	40 years	58 of 100 (Notable)
31 August 1964	Emporia 1 WNW, US	daily rain	84.6 mm (3.3 in)	80.8 mm (3.2 in)	15 years	51 of 100 (Notable)
31 August 1964	Pinehurst Sthrn Pines, US	monthly rain	176.0 mm (6.9 in)	32.0 mm (1.3 in)	59 years	49 of 100 (Notable)
31 August 1964	Piedmont, US	all-time rain	157.0 mm (6.2 in)	27.5 mm (1.1 in)	9 years	49 of 100 (Notable)
31 August 1964	Minas Nuevas, MX	daily low min	13.9 C (57.0 F)	5.0 C (9.0 F)	24 years	48 of 100 (Notable)
31 August 1964	Chatham, US	monthly rain	164.3 mm (6.5 in)	43.6 mm (1.7 in)	24 years	47 of 100 (Notable)
31 August 1964	Jefferson 2 E, US	daily rain	67.6 mm (2.7 in)	35.8 mm (1.4 in)	54 years	46 of 100 (Notable)
31 August 1964	Sumter, US	daily rain	110.5 mm (4.4 in)	87.4 mm (3.4 in)	1 year	46 of 100 (Notable)
31 August 1964	N Wilkesboro, US	daily rain	80.3 mm (3.2 in)	57.4 mm (2.3 in)	24 years	45 of 100 (Notable)
31 August 1964	Winnemucca AP, US	monthly low max	13.9 C (57.0 F)	1.7 C (3.1 F)	76 years	45 of 100 (Notable)
31 August 1964	Westernport, US	all-time rain	147.3 mm (5.8 in)	15.2 mm (0.6 in)	9 years	42 of 100 (Notable)
31 August 1964	Warsaw 2 NW, US	daily rain	58.4 mm (2.3 in)	36.8 mm (1.4 in)	53 years	42 of 100 (Notable)
31 August 1964	Snow Hill 4 N, US	daily rain	134.6 mm (5.3 in)	71.1 mm (2.8 in)	15 years	41 of 100 (Notable)
31 August 1964	Wytheville, US	daily rain	50.8 mm (2.0 in)	15.7 mm (0.6 in)	70 years	41 of 100 (Notable)
31 August 1964	Kanigiri, IN	monthly rain	78.0 mm (3.1 in)	18.8 mm (0.7 in)	26 years	40 of 100 (Notable)
31 August 1964	Selbu-Stubbe, NO	daily rain	31.7 mm (1.2 in)	16.8 mm (0.7 in)	28 years	40 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

1796 to 1964

Records set or tied on this calendar date in each year from 1796 to 1964. 1964 had 591 records.

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

Records on 08-31 in each year
Year	Records
1796	1
1806	1
1807	2
1813	1
1814	1
1816	1
1827	1
1836	1
1846	1
1849	1
1851	1
1856	2
1858	1
1859	1
1860	1
1861	1
1863	1
1867	1
1869	1
1873	1
1875	1
1876	1
1877	2
1879	2
1881	3
1882	2
1885	1
1886	5
1887	1
1889	1
1890	2
1892	3
1893	1
1894	1
1895	1
1896	1
1897	5
1898	10
1899	4
1900	3
1901	5
1902	5
1903	16
1904	13
1905	8
1906	47
1907	6
1908	12
1909	39
1910	20
1911	31
1912	34
1913	40
1914	23
1915	71
1916	7
1917	60
1918	58
1919	25
1920	46
1921	86
1922	58
1923	63
1924	232
1925	111
1926	148
1927	103
1928	201
1929	300
1930	243
1931	192
1932	807
1933	424
1934	381
1935	540
1936	226
1937	508
1938	324
1939	296
1940	400
1941	528
1942	422
1943	650
1944	638
1945	572
1946	545
1947	473
1948	367
1949	409
1950	662
1951	910
1952	388
1953	1,054
1954	633
1955	539
1956	734
1957	317
1958	417
1959	496
1960	366
1961	625
1962	432
1963	415
1964	591
1965	886
1966	830
1967	952
1968	562
1969	474
1970	558
1971	326
1972	287
1973	793
1974	587
1975	658
1976	732
1977	621
1978	891
1979	400
1980	701
1981	692
1982	586
1983	788
1984	866
1985	854
1986	1,218
1987	836
1988	570
1989	622
1990	966
1991	848
1992	1,274
1993	1,286
1994	1,139
1995	1,077
1996	1,451
1997	943
1998	1,163
1999	988
2000	1,545
2001	944
2002	852
2003	1,232
2004	963
2005	1,782
2006	1,147
2007	1,110
2008	870
2009	1,224
2010	1,490
2011	994
2012	932
2013	771
2014	458
2015	1,074
2016	599
2017	596
2018	366
2019	781
2020	737
2021	553
2022	1,191
2023	600
2024	766
2025	307
2026	595

Download the Data

Data for records on 1964-08-31: 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	418
20 to 40	25
40 to 60	9
60 to 80	4
80 to 100	3