Weather Records on 31 July 1964

637 weather records were set or tied worldwide on 31 July 1964. Highest significance: Barsi, IN.

Key Facts for 31 July 1964

On 31 July 1964, 637 weather records were set or tied at long-record stations worldwide.
86 were record highs and 262 were record lows, counting maximum and minimum temperature.
By timescale, 2 were all-time records, 11 monthly and 624 daily.
Barsi set a monthly record daily precipitation of 131.0 mm (5.2 in) on 31 July 1964.
Across 155 earlier years (1804 to 2026) the same calendar date averaged 470 records.

Record Map

637 stations

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

Weather records on 31 July 1964: highest significance records shown on the map
Station	Country	Type	Value	Significance
Barsi	India	Record daily precipitation	131.0 mm (5.2 in)	63 of 100 (Major)
Kappawanta	Australia	Record daily precipitation	32.0 mm (1.3 in)	55 of 100 (Notable)
Harihar	India	Record daily precipitation	83.8 mm (3.3 in)	55 of 100 (Notable)
Clearbrook	United States	Record daily precipitation	35.3 mm (1.4 in)	55 of 100 (Notable)
Vaexjoe	Sweden	Record daily precipitation	34.6 mm (1.4 in)	51 of 100 (Notable)
Kamiah	United States	Record daily precipitation	25.9 mm (1.0 in)	51 of 100 (Notable)
Stansbury	Australia	Record daily precipitation	26.2 mm (1.0 in)	50 of 100 (Notable)
Siruguppa	India	Record daily precipitation	135.1 mm (5.3 in)	50 of 100 (Notable)
Hampton	United States	Record daily precipitation	81.8 mm (3.2 in)	49 of 100 (Notable)
Hubli	India	Record daily precipitation	33.8 mm (1.3 in)	48 of 100 (Notable)
Bansdih	India	Record daily precipitation	137.2 mm (5.4 in)	48 of 100 (Notable)
Nargund	India	Record daily precipitation	129.8 mm (5.1 in)	47 of 100 (Notable)
Wellton	United States	Record daily precipitation	26.2 mm (1.0 in)	47 of 100 (Notable)
Japaratuba	Brazil	Record daily precipitation	45.0 mm (1.8 in)	46 of 100 (Notable)
Truxton Canyon	United States	Record daily precipitation	30.0 mm (1.2 in)	46 of 100 (Notable)
Iowa Falls	United States	Record daily precipitation	158.8 mm (6.3 in)	45 of 100 (Notable)
Ft Dodge 5NNW	United States	Record daily precipitation	79.0 mm (3.1 in)	43 of 100 (Notable)
Pulivendla	India	Record daily precipitation	72.6 mm (2.9 in)	42 of 100 (Notable)
Riggins	United States	Record low maximum temperature	21.1 C (70.0 F)	42 of 100 (Notable)
Huntingdon	Canada	Record low minimum temperature	6.7 C (44.1 F)	41 of 100 (Notable)
Hosadurga	India	Record daily precipitation	50.8 mm (2.0 in)	41 of 100 (Notable)
Davangire	India	Record daily precipitation	38.1 mm (1.5 in)	41 of 100 (Notable)
Jammalamadugu	India	Record daily precipitation	61.0 mm (2.4 in)	40 of 100 (Notable)
Srinivaspur	India	Record daily precipitation	53.6 mm (2.1 in)	39 of 100 (Notable)
Cordes	United States	Record daily precipitation	29.7 mm (1.2 in)	39 of 100 (Notable)
The Pas	Canada	Record daily precipitation	31.5 mm (1.2 in)	37 of 100 (Notable)
Grafton	United States	Record low minimum temperature	0.0 C (32.0 F)	37 of 100 (Notable)
Sullurpet	India	Record daily precipitation	88.4 mm (3.5 in)	36 of 100 (Notable)
Humboldt 3 W	United States	Record daily precipitation	208.5 mm (8.2 in)	36 of 100 (Notable)
Beaverlodge Cda	Canada	Record daily precipitation	26.7 mm (1.1 in)	35 of 100 (Notable)
Vempalli	India	Record daily precipitation	50.8 mm (2.0 in)	35 of 100 (Notable)
Haskote	India	Record daily precipitation	63.5 mm (2.5 in)	35 of 100 (Notable)
Vita (Khanapur)	India	Record daily precipitation	49.3 mm (1.9 in)	35 of 100 (Notable)
Silda Belpahari	India	Record daily precipitation	115.1 mm (4.5 in)	35 of 100 (Notable)
Prattville	United States	Record low minimum temperature	13.9 C (57.0 F)	34 of 100 (Routine)
Saint Maries	United States	Record low maximum temperature	19.4 C (66.9 F)	34 of 100 (Routine)
Pennagaram	India	Record daily precipitation	33.4 mm (1.3 in)	33 of 100 (Routine)
Algona	United States	Record daily precipitation	94.0 mm (3.7 in)	33 of 100 (Routine)
Tupelo	United States	Record daily precipitation	66.5 mm (2.6 in)	33 of 100 (Routine)
Cornwall	United States	Record low minimum temperature	5.0 C (41.0 F)	33 of 100 (Routine)
Barkerville	Canada	Record low maximum temperature	8.9 C (48.0 F)	32 of 100 (Routine)
Pbo Anantapur	India	Record daily precipitation	54.2 mm (2.1 in)	32 of 100 (Routine)
Gadag	India	Record daily precipitation	41.4 mm (1.6 in)	32 of 100 (Routine)
Grindstone Island	Canada	Record low maximum temperature	15.0 C (59.0 F)	31 of 100 (Routine)
Toledo 3N	United States	Record low maximum temperature	21.7 C (71.1 F)	31 of 100 (Routine)
Liberty 1 NE	United States	Record low minimum temperature	7.8 C (46.0 F)	31 of 100 (Routine)
Victor Harbor (Rivington Grang	Australia	Record daily precipitation	28.4 mm (1.1 in)	30 of 100 (Routine)
Beatrice	Canada	Record low minimum temperature	2.2 C (36.0 F)	30 of 100 (Routine)
Phulwari	India	Record daily precipitation	55.9 mm (2.2 in)	30 of 100 (Routine)
Chapra Obsy Sr	India	Record daily precipitation	77.1 mm (3.0 in)	30 of 100 (Routine)
St Peter	United States	Record low maximum temperature	20.0 C (68.0 F)	30 of 100 (Routine)
Libby 1 NE Rs	United States	Record low maximum temperature	20.0 C (68.0 F)	30 of 100 (Routine)
Vernonia	United States	Record low maximum temperature	17.8 C (64.0 F)	30 of 100 (Routine)
Centennial 1NE	United States	Record high minimum temperature	15.0 C (59.0 F)	30 of 100 (Routine)
Marhaura(Amnar)	India	Record daily precipitation	70.4 mm (2.8 in)	29 of 100 (Routine)
St Augustine	United States	Record low maximum temperature	28.3 C (82.9 F)	29 of 100 (Routine)
W Pt	United States	Record high minimum temperature	24.4 C (75.9 F)	29 of 100 (Routine)
Batesburg	United States	Record daily precipitation	35.3 mm (1.4 in)	29 of 100 (Routine)
Riverton	United States	Record high minimum temperature	20.0 C (68.0 F)	29 of 100 (Routine)
Sidlaghatta	India	Record daily precipitation	45.2 mm (1.8 in)	28 of 100 (Routine)

Counts by Type and Timescale

637 records

Records set or tied on 31 July 1964 by type: Highest daily maximum 27, Lowest daily maximum 145, Highest daily minimum 59, Lowest daily minimum 117, Heaviest daily rainfall 289.

Records on 31 July 1964 by type
Record type	Records
Highest daily maximum	27
Lowest daily maximum	145
Highest daily minimum	59
Lowest daily minimum	117
Heaviest daily rainfall	289
Heaviest daily snowfall	0
Deepest snow cover	0

Records on 31 July 1964 by timescale: all-time 2, monthly 11, daily 624.

How Much Records Were Beaten By

526 broken records

Margins by which the 526 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 68.6. Ties are not counted.

Top 20 by Significance

31 July 1964

Top 20 records on 31 July 1964 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
31 July 1964	Barsi, IN	monthly rain	131.0 mm (5.2 in)	42.1 mm (1.7 in)	43 years	63 of 100 (Major)
31 July 1964	Kappawanta, AU	daily rain	32.0 mm (1.3 in)	20.1 mm (0.8 in)	58 years	55 of 100 (Notable)
31 July 1964	Harihar, IN	daily rain	83.8 mm (3.3 in)	68.6 mm (2.7 in)	31 years	55 of 100 (Notable)
31 July 1964	Clearbrook, US	daily rain	35.3 mm (1.4 in)	30.0 mm (1.2 in)	32 years	55 of 100 (Notable)
31 July 1964	Vaexjoe, SE	daily rain	34.6 mm (1.4 in)	11.8 mm (0.5 in)	79 years	51 of 100 (Notable)
31 July 1964	Kamiah, US	daily rain	25.9 mm (1.0 in)	23.4 mm (0.9 in)	24 years	51 of 100 (Notable)
31 July 1964	Stansbury, AU	daily rain	26.2 mm (1.0 in)	9.9 mm (0.39 in)	69 years	50 of 100 (Notable)
31 July 1964	Siruguppa, IN	monthly rain	135.1 mm (5.3 in)	24.1 mm (0.9 in)	54 years	50 of 100 (Notable)
31 July 1964	Hampton, US	daily rain	81.8 mm (3.2 in)	61.5 mm (2.4 in)	8 years	49 of 100 (Notable)
31 July 1964	Hubli, IN	daily rain	33.8 mm (1.3 in)	19.8 mm (0.8 in)	48 years	48 of 100 (Notable)
31 July 1964	Bansdih, IN	daily rain	137.2 mm (5.4 in)	62.0 mm (2.4 in)	63 years	48 of 100 (Notable)
31 July 1964	Nargund, IN	monthly rain	129.8 mm (5.1 in)	31.8 mm (1.3 in)	10 years	47 of 100 (Notable)
31 July 1964	Wellton, US	daily rain	26.2 mm (1.0 in)	24.9 mm (1.0 in)	19 years	47 of 100 (Notable)
31 July 1964	Japaratuba, BR	daily rain	45.0 mm (1.8 in)	30.5 mm (1.2 in)	42 years	46 of 100 (Notable)
31 July 1964	Truxton Canyon, US	daily rain	30.0 mm (1.2 in)	22.4 mm (0.9 in)	42 years	46 of 100 (Notable)
31 July 1964	Iowa Falls, US	all-time rain	158.8 mm (6.3 in)	16.1 mm (0.6 in)	22 years	45 of 100 (Notable)
31 July 1964	Ft Dodge 5NNW, US	daily rain	79.0 mm (3.1 in)	48.5 mm (1.9 in)	10 years	43 of 100 (Notable)
31 July 1964	Pulivendla, IN	daily rain	72.6 mm (2.9 in)	44.7 mm (1.8 in)	19 years	42 of 100 (Notable)
31 July 1964	Riggins, US	daily low max	21.1 C (70.0 F)	7.8 C (14.0 F)	66 years	42 of 100 (Notable)
31 July 1964	Huntingdon, CA	daily low min	6.7 C (44.1 F)	2.2 C (4.0 F)	88 years	41 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

1804 to 1964

Records set or tied on this calendar date in each year from 1804 to 1964. 1964 had 637 records.

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

Records on 07-31 in each year
Year	Records
1804	1
1815	1
1816	1
1828	1
1834	1
1839	1
1840	1
1841	2
1851	1
1858	2
1860	4
1863	1
1866	1
1873	2
1876	1
1879	1
1884	1
1885	1
1886	1
1887	5
1889	2
1890	2
1891	1
1892	1
1893	3
1894	2
1896	2
1897	2
1898	5
1900	1
1901	3
1902	4
1903	16
1904	12
1905	10
1906	14
1907	17
1908	22
1909	15
1910	21
1911	29
1912	14
1913	31
1914	28
1915	71
1916	63
1917	126
1918	39
1919	27
1920	168
1921	112
1922	24
1923	236
1924	97
1925	349
1926	226
1927	161
1928	145
1929	134
1930	143
1931	441
1932	314
1933	504
1934	449
1935	418
1936	548
1937	297
1938	417
1939	357
1940	415
1941	323
1942	342
1943	342
1944	312
1945	499
1946	426
1947	341
1948	341
1949	406
1950	511
1951	364
1952	472
1953	414
1954	459
1955	813
1956	574
1957	268
1958	374
1959	424
1960	622
1961	504
1962	348
1963	294
1964	637
1965	858
1966	606
1967	326
1968	637
1969	440
1970	576
1971	1,850
1972	667
1973	583
1974	363
1975	1,386
1976	530
1977	543
1978	754
1979	501
1980	1,047
1981	672
1982	767
1983	901
1984	777
1985	1,065
1986	1,021
1987	934
1988	940
1989	1,753
1990	911
1991	647
1992	1,169
1993	1,031
1994	1,207
1995	1,223
1996	1,084
1997	984
1998	1,195
1999	1,643
2000	1,001
2001	1,414
2002	1,080
2003	1,157
2004	779
2005	742
2006	1,405
2007	1,023
2008	911
2009	1,156
2010	1,485
2011	1,040
2012	712
2013	469
2014	1,000
2015	948
2016	501
2017	485
2018	1,135
2019	551
2020	1,034
2021	1,020
2022	861
2023	671
2024	748
2025	836
2026	754

Download the Data

Data for records on 1964-07-31: 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 10	457
10 to 20	35
20 to 30	19
30 to 40	6
40 to 50	5
50 to 60	1
60 to 70	3