Weather Records on 14 September 1964

658 weather records were set or tied worldwide on 14 September 1964. Highest significance: Knysna (Tnk), ZA.

Key Facts for 14 September 1964

On 14 September 1964, 658 weather records were set or tied at long-record stations worldwide.
42 were record highs and 378 were record lows, counting maximum and minimum temperature.
By timescale, 1 were all-time records, 10 monthly and 647 daily.
Knysna (Tnk) set a daily record precipitation of 93.0 mm (3.7 in) on 14 September 1964.
Across 159 earlier years (1814 to 2026) the same calendar date averaged 439 records.

Record Map

658 stations

658 station records on 14 September 1964 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 14 September 1964: highest significance records shown on the map
Station	Country	Type	Value	Significance
Knysna (Tnk)	South Africa	Record daily precipitation	93.0 mm (3.7 in)	64 of 100 (Major)
Port Hastings	Canada	Record daily precipitation	61.0 mm (2.4 in)	53 of 100 (Notable)
Proddatur	India	Record daily precipitation	89.9 mm (3.5 in)	52 of 100 (Notable)
Navalgund	India	Record daily precipitation	143.5 mm (5.6 in)	52 of 100 (Notable)
Satara	India	Record daily precipitation	123.2 mm (4.9 in)	52 of 100 (Notable)
Alagoa Nova (Laranjeiras)	Brazil	Record daily precipitation	45.2 mm (1.8 in)	51 of 100 (Notable)
Vicosa	Brazil	Record daily precipitation	41.1 mm (1.6 in)	51 of 100 (Notable)
Mt Stanley Forestry	Australia	Record daily precipitation	50.3 mm (2.0 in)	48 of 100 (Notable)
Jath	India	Record daily precipitation	100.8 mm (4.0 in)	48 of 100 (Notable)
Luis Gomes	Brazil	Record daily precipitation	33.8 mm (1.3 in)	47 of 100 (Notable)
Harapanahalli	India	Record daily precipitation	77.0 mm (3.0 in)	47 of 100 (Notable)
Goudveld (Bos)	South Africa	Record daily precipitation	60.5 mm (2.4 in)	47 of 100 (Notable)
Baddeck	Canada	Record daily precipitation	53.6 mm (2.1 in)	45 of 100 (Notable)
Sangola	India	Record daily precipitation	66.0 mm (2.6 in)	45 of 100 (Notable)
Winkelman 6 S	United States	Record daily precipitation	32.3 mm (1.3 in)	45 of 100 (Notable)
Harkerville (Bos)	South Africa	Record daily precipitation	84.0 mm (3.3 in)	44 of 100 (Notable)
Kamalapuram	India	Record daily precipitation	100.8 mm (4.0 in)	43 of 100 (Notable)
Cape St. Francis	South Africa	Record daily precipitation	75.0 mm (3.0 in)	43 of 100 (Notable)
Chapel Hill 2 W	United States	Record low maximum temperature	14.4 C (57.9 F)	43 of 100 (Notable)
Shirol	India	Record daily precipitation	99.0 mm (3.9 in)	41 of 100 (Notable)
Mhaswad	India	Record daily precipitation	105.4 mm (4.1 in)	41 of 100 (Notable)
Bapatla	India	Record daily precipitation	100.0 mm (3.9 in)	40 of 100 (Notable)
Isakapally	India	Record daily precipitation	68.0 mm (2.7 in)	40 of 100 (Notable)
Narasimharajapura	India	Record daily precipitation	53.3 mm (2.1 in)	40 of 100 (Notable)
Vega 2NW	United States	Record daily precipitation	30.5 mm (1.2 in)	38 of 100 (Notable)
Florence	United States	Record daily precipitation	26.2 mm (1.0 in)	37 of 100 (Notable)
Uccle	Belgium	Record high maximum temperature	30.0 C (86.0 F)	36 of 100 (Notable)
Honnali	India	Record daily precipitation	73.1 mm (2.9 in)	36 of 100 (Notable)
Gouna (Bos)	South Africa	Record daily precipitation	68.5 mm (2.7 in)	36 of 100 (Notable)
Paardekraal	South Africa	Record daily precipitation	45.0 mm (1.8 in)	36 of 100 (Notable)
Colwana (Bos)	South Africa	Record daily precipitation	63.5 mm (2.5 in)	36 of 100 (Notable)
Fayetteville (Pwc)	United States	Record low maximum temperature	17.2 C (63.0 F)	36 of 100 (Notable)
Rocky Mt	United States	Record low maximum temperature	12.2 C (54.0 F)	36 of 100 (Notable)
Blackville (Welton Dale)	Australia	Record daily precipitation	34.5 mm (1.4 in)	35 of 100 (Notable)
Port Hastings	Canada	Record low minimum temperature	1.7 C (35.1 F)	35 of 100 (Notable)
Kothapeta	India	Record daily precipitation	125.0 mm (4.9 in)	35 of 100 (Notable)
Ashland	United States	Record low maximum temperature	13.9 C (57.0 F)	35 of 100 (Notable)
Vita (Khanapur)	India	Record daily precipitation	50.3 mm (2.0 in)	34 of 100 (Routine)
Table.Mtn Platteklip	South Africa	Record daily precipitation	28.5 mm (1.1 in)	34 of 100 (Routine)
Millwood (Bos)	South Africa	Record daily precipitation	57.0 mm (2.2 in)	34 of 100 (Routine)
Willcox	United States	Record daily precipitation	25.9 mm (1.0 in)	34 of 100 (Routine)
Collegeville	Canada	Record daily precipitation	69.3 mm (2.7 in)	33 of 100 (Routine)
Tenali	India	Record daily precipitation	80.0 mm (3.1 in)	33 of 100 (Routine)
Kangayam	India	Record daily precipitation	62.0 mm (2.4 in)	33 of 100 (Routine)
Decatur	United States	Record low minimum temperature	6.7 C (44.1 F)	33 of 100 (Routine)
Staunton Wtp	United States	Record low maximum temperature	13.3 C (55.9 F)	33 of 100 (Routine)
Knight L C,Balgowan	South Africa	Record daily precipitation	27.9 mm (1.1 in)	32 of 100 (Routine)
Lawrence	United States	Record low maximum temperature	14.4 C (57.9 F)	32 of 100 (Routine)
Farmerville	United States	Record low minimum temperature	8.9 C (48.0 F)	31 of 100 (Routine)
Moncure 3 SE	United States	Record low maximum temperature	15.6 C (60.1 F)	31 of 100 (Routine)
Cheraw	United States	Record low maximum temperature	16.1 C (61.0 F)	31 of 100 (Routine)
Columbia 2SSE	United States	Record low maximum temperature	13.3 C (55.9 F)	31 of 100 (Routine)
Martinsburg E W Virginia Rgnl	United States	Record low minimum temperature	1.1 C (34.0 F)	31 of 100 (Routine)
University	United States	Record low minimum temperature	4.4 C (39.9 F)	30 of 100 (Routine)
Elizabeth City	United States	Record low maximum temperature	18.3 C (64.9 F)	30 of 100 (Routine)
Nashville	United States	Record low maximum temperature	16.7 C (62.1 F)	30 of 100 (Routine)
Saluda	United States	Record low maximum temperature	20.0 C (68.0 F)	30 of 100 (Routine)
Trafalgar	Canada	Record daily precipitation	58.4 mm (2.3 in)	29 of 100 (Routine)
New Iberia AP - Acadiana Rgnl	United States	Record low minimum temperature	13.9 C (57.0 F)	29 of 100 (Routine)
Siler City 2 N	United States	Record low maximum temperature	13.9 C (57.0 F)	29 of 100 (Routine)

Counts by Type and Timescale

658 records

Records set or tied on 14 September 1964 by type: Highest daily maximum 21, Lowest daily maximum 91, Highest daily minimum 21, Lowest daily minimum 287, Heaviest daily rainfall 236, Deepest snow cover 2.

Records on 14 September 1964 by type
Record type	Records
Highest daily maximum	21
Lowest daily maximum	91
Highest daily minimum	21
Lowest daily minimum	287
Heaviest daily rainfall	236
Heaviest daily snowfall	0
Deepest snow cover	2

Records on 14 September 1964 by timescale: all-time 1, monthly 10, daily 647.

How Much Records Were Beaten By

542 broken records

Margins by which the 542 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 70.0. Ties are not counted.

Top 20 by Significance

14 September 1964

Top 20 records on 14 September 1964 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
14 September 1964	Knysna (Tnk), ZA	daily rain	93.0 mm (3.7 in)	56.4 mm (2.2 in)	55 years	64 of 100 (Major)
14 September 1964	Port Hastings, CA	daily rain	61.0 mm (2.4 in)	42.2 mm (1.7 in)	59 years	53 of 100 (Notable)
14 September 1964	Proddatur, IN	daily rain	89.9 mm (3.5 in)	65.8 mm (2.6 in)	41 years	52 of 100 (Notable)
14 September 1964	Navalgund, IN	daily rain	143.5 mm (5.6 in)	60.9 mm (2.4 in)	45 years	52 of 100 (Notable)
14 September 1964	Satara, IN	daily rain	123.2 mm (4.9 in)	59.7 mm (2.4 in)	20 years	52 of 100 (Notable)
14 September 1964	Alagoa Nova (Laranjeiras), BR	daily rain	45.2 mm (1.8 in)	32.0 mm (1.3 in)	20 years	51 of 100 (Notable)
14 September 1964	Vicosa, BR	daily rain	41.1 mm (1.6 in)	24.3 mm (1.0 in)	44 years	51 of 100 (Notable)
14 September 1964	Mt Stanley Forestry, AU	monthly rain	50.3 mm (2.0 in)	9.7 mm (0.38 in)	63 years	48 of 100 (Notable)
14 September 1964	Jath, IN	daily rain	100.8 mm (4.0 in)	59.4 mm (2.3 in)	38 years	48 of 100 (Notable)
14 September 1964	Luis Gomes, BR	daily rain	33.8 mm (1.3 in)	28.5 mm (1.1 in)	40 years	47 of 100 (Notable)
14 September 1964	Harapanahalli, IN	daily rain	77.0 mm (3.0 in)	36.6 mm (1.4 in)	62 years	47 of 100 (Notable)
14 September 1964	Goudveld (Bos), ZA	daily rain	60.5 mm (2.4 in)	37.6 mm (1.5 in)	32 years	47 of 100 (Notable)
14 September 1964	Baddeck, CA	daily rain	53.6 mm (2.1 in)	46.0 mm (1.8 in)	3 years	45 of 100 (Notable)
14 September 1964	Sangola, IN	daily rain	66.0 mm (2.6 in)	41.6 mm (1.6 in)	60 years	45 of 100 (Notable)
14 September 1964	Winkelman 6 S, US	daily rain	32.3 mm (1.3 in)	17.3 mm (0.7 in)	60 years	45 of 100 (Notable)
14 September 1964	Harkerville (Bos), ZA	daily rain	84.0 mm (3.3 in)	41.8 mm (1.6 in)	21 years	44 of 100 (Notable)
14 September 1964	Kamalapuram, IN	daily rain	100.8 mm (4.0 in)	57.6 mm (2.3 in)	17 years	43 of 100 (Notable)
14 September 1964	Cape St. Francis, ZA	daily rain	75.0 mm (3.0 in)	31.0 mm (1.2 in)	32 years	43 of 100 (Notable)
14 September 1964	Chapel Hill 2 W, US	daily low max	14.4 C (57.9 F)	7.8 C (14.0 F)	62 years	43 of 100 (Notable)
14 September 1964	Shirol, IN	daily rain	99.0 mm (3.9 in)	25.3 mm (1.0 in)	62 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

1814 to 1964

Records set or tied on this calendar date in each year from 1814 to 1964. 1964 had 658 records.

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

Records on 09-14 in each year
Year	Records
1814	1
1828	1
1830	1
1831	1
1833	1
1835	1
1837	3
1848	1
1854	1
1861	1
1867	2
1868	2
1870	1
1872	1
1873	3
1874	1
1876	2
1879	1
1880	1
1882	1
1886	5
1887	3
1888	1
1889	1
1890	1
1891	2
1893	1
1894	2
1895	2
1896	1
1897	2
1898	4
1899	2
1900	2
1901	11
1902	12
1903	34
1904	13
1905	12
1906	14
1907	7
1908	16
1909	31
1910	9
1911	61
1912	50
1913	36
1914	31
1915	116
1916	13
1917	30
1918	35
1919	166
1920	108
1921	38
1922	77
1923	279
1924	95
1925	206
1926	49
1927	455
1928	116
1929	185
1930	197
1931	652
1932	211
1933	365
1934	181
1935	636
1936	609
1937	406
1938	335
1939	1,007
1940	415
1941	227
1942	186
1943	281
1944	293
1945	691
1946	379
1947	718
1948	504
1949	640
1950	327
1951	422
1952	469
1953	680
1954	275
1955	469
1956	479
1957	490
1958	254
1959	702
1960	599
1961	956
1962	339
1963	592
1964	658
1965	640
1966	888
1967	355
1968	369
1969	429
1970	1,351
1971	549
1972	409
1973	854
1974	622
1975	880
1976	547
1977	572
1978	663
1979	957
1980	543
1981	486
1982	1,012
1983	623
1984	855
1985	736
1986	716
1987	856
1988	781
1989	1,127
1990	1,088
1991	999
1992	677
1993	2,279
1994	1,143
1995	904
1996	1,091
1997	786
1998	2,049
1999	854
2000	997
2001	813
2002	899
2003	821
2004	762
2005	878
2006	1,009
2007	672
2008	1,437
2009	843
2010	938
2011	1,132
2012	634
2013	760
2014	758
2015	888
2016	1,387
2017	677
2018	632
2019	524
2020	671
2021	419
2022	612
2023	507
2024	838
2025	527
2026	783

Download the Data

Data for records on 1964-09-14: 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	462
10 to 20	39
20 to 30	12
30 to 40	10
40 to 50	10
50 to 60	5
60 to 70	4