Weather Records on 22 September 1964

249 weather records were set or tied worldwide on 22 September 1964. Highest significance: Griffith Csiro, AU.

Key Facts for 22 September 1964

On 22 September 1964, 249 weather records were set or tied at long-record stations worldwide.
77 were record highs and 48 were record lows, counting maximum and minimum temperature.
By timescale, 0 were all-time records, 4 monthly and 245 daily.
Griffith Csiro set a daily record precipitation of 31.8 mm (1.3 in) on 22 September 1964.
Across 166 earlier years (1793 to 2026) the same calendar date averaged 429 records.

Record Map

249 stations

249 station records on 22 September 1964 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 22 September 1964: highest significance records shown on the map
Station	Country	Type	Value	Significance
Griffith Csiro	Australia	Record daily precipitation	31.8 mm (1.3 in)	47 of 100 (Notable)
Ostrov Sosnovez	Russia	Record daily precipitation	31.1 mm (1.2 in)	45 of 100 (Notable)
Bucuresti Filaret	Romania	Record daily precipitation	36.8 mm (1.4 in)	43 of 100 (Notable)
Muskogee	United States	Record daily precipitation	110.5 mm (4.4 in)	43 of 100 (Notable)
Blue	United States	Record daily precipitation	33.0 mm (1.3 in)	42 of 100 (Notable)
Marlow 1 WSW	United States	Record daily precipitation	91.4 mm (3.6 in)	41 of 100 (Notable)
Maunabo	Puerto Rico [United States]	Record daily precipitation	86.1 mm (3.4 in)	37 of 100 (Notable)
Winkelman 6 S	United States	Record low maximum temperature	20.6 C (69.1 F)	36 of 100 (Notable)
Harrisville	United States	Record daily precipitation	30.5 mm (1.2 in)	35 of 100 (Notable)
Hata	India	Record daily precipitation	75.2 mm (3.0 in)	34 of 100 (Routine)
Juana Diaz Camp	Puerto Rico [United States]	Record low maximum temperature	27.8 C (82.0 F)	34 of 100 (Routine)
Tuba City	United States	Record low maximum temperature	19.4 C (66.9 F)	34 of 100 (Routine)
Sitamau	India	Record daily precipitation	71.4 mm (2.8 in)	32 of 100 (Routine)
Nimbahera	India	Record daily precipitation	82.0 mm (3.2 in)	32 of 100 (Routine)
Juncos 1 SE	Puerto Rico [United States]	Record daily precipitation	93.7 mm (3.7 in)	31 of 100 (Routine)
Springerville	United States	Record low maximum temperature	16.1 C (61.0 F)	31 of 100 (Routine)
Paragould	United States	Record daily precipitation	50.8 mm (2.0 in)	31 of 100 (Routine)
Umrer	India	Record daily precipitation	90.2 mm (3.6 in)	30 of 100 (Routine)
Benson	United States	Record low maximum temperature	25.0 C (77.0 F)	30 of 100 (Routine)
Madison Sewage Plt	United States	Record high minimum temperature	23.3 C (73.9 F)	30 of 100 (Routine)
Mio Hydro Plt	United States	Record daily precipitation	36.3 mm (1.4 in)	30 of 100 (Routine)
Kisinev	Moldova	Record daily precipitation	26.3 mm (1.0 in)	29 of 100 (Routine)
Arhangelsk	Russia	Record daily precipitation	29.3 mm (1.2 in)	27 of 100 (Routine)
Jonkoping	Sweden	Record low minimum temperature	-1.6 C (29.1 F)	27 of 100 (Routine)
Pocahontas 1	United States	Record daily precipitation	34.3 mm (1.4 in)	27 of 100 (Routine)
Red Oak	United States	Record daily precipitation	49.5 mm (1.9 in)	27 of 100 (Routine)
Birch Tree	United States	Record daily precipitation	48.8 mm (1.9 in)	27 of 100 (Routine)
Put-In-Bay	United States	Record daily precipitation	35.6 mm (1.4 in)	27 of 100 (Routine)
Galesburg	United States	Record daily precipitation	26.7 mm (1.1 in)	26 of 100 (Routine)
Audubon	United States	Record daily precipitation	27.9 mm (1.1 in)	26 of 100 (Routine)
Jefferson	United States	Record daily precipitation	28.4 mm (1.1 in)	25 of 100 (Routine)
Montpelier	United States	Record high minimum temperature	19.4 C (66.9 F)	25 of 100 (Routine)
Khandwa	India	Record daily precipitation	81.6 mm (3.2 in)	24 of 100 (Routine)
Francisco I. Madero	Mexico	Record daily precipitation	33.8 mm (1.3 in)	24 of 100 (Routine)
Rudnaja Pristan	Russia	Record low maximum temperature	11.1 C (52.0 F)	24 of 100 (Routine)
Carlinville	United States	Record high minimum temperature	20.6 C (69.1 F)	24 of 100 (Routine)
Pana	United States	Record high minimum temperature	20.6 C (69.1 F)	24 of 100 (Routine)
Champaign 3S	United States	Record high minimum temperature	21.1 C (70.0 F)	24 of 100 (Routine)
Collegeville St Joe AP	United States	Record high minimum temperature	20.6 C (69.1 F)	24 of 100 (Routine)
Conception	United States	Record daily precipitation	30.2 mm (1.2 in)	24 of 100 (Routine)
Manteo	United States	Record low minimum temperature	5.6 C (42.1 F)	24 of 100 (Routine)
La Pryor	United States	Record daily precipitation	154.9 mm (6.1 in)	24 of 100 (Routine)
Port Washington	United States	Record high minimum temperature	16.1 C (61.0 F)	24 of 100 (Routine)
Armori	India	Record daily precipitation	45.0 mm (1.8 in)	23 of 100 (Routine)
Malvern	United Kingdom	Record high maximum temperature	22.8 C (73.0 F)	23 of 100 (Routine)
Benton	United States	Record high minimum temperature	20.6 C (69.1 F)	23 of 100 (Routine)
Black Rock	United States	Record daily precipitation	40.1 mm (1.6 in)	23 of 100 (Routine)
Fayetteville Exp STN	United States	Record daily precipitation	47.8 mm (1.9 in)	23 of 100 (Routine)
Hale Loud Dam	United States	Record daily precipitation	25.4 mm (1.0 in)	23 of 100 (Routine)
Sviland	Norway	Record daily precipitation	34.4 mm (1.4 in)	22 of 100 (Routine)
Chapleau 2	Canada	Record high minimum temperature	16.7 C (62.1 F)	21 of 100 (Routine)
Rudnaja Pristan	Russia	Record low minimum temperature	-1.8 C (28.8 F)	21 of 100 (Routine)
Golconda River	United States	Record daily precipitation	25.7 mm (1.0 in)	21 of 100 (Routine)
Roundup	United States	Record high minimum temperature	11.1 C (52.0 F)	21 of 100 (Routine)
Dulce	United States	Record low maximum temperature	18.9 C (66.0 F)	21 of 100 (Routine)
Dundee 6 NNW	United States	Record daily precipitation	37.6 mm (1.5 in)	21 of 100 (Routine)
Pinsk	Belarus	Record daily precipitation	22.8 mm (0.9 in)	20 of 100 (Routine)
Mariyna Gorka	Belarus	Record daily precipitation	20.4 mm (0.8 in)	20 of 100 (Routine)
Kanin Nos	Russia	Record daily precipitation	15.3 mm (0.6 in)	20 of 100 (Routine)
Matong (Bonnie Doon)	Australia	Record daily precipitation	18.0 mm (0.7 in)	20 of 100 (Routine)

Counts by Type and Timescale

249 records

Records set or tied on 22 September 1964 by type: Highest daily maximum 11, Lowest daily maximum 22, Highest daily minimum 66, Lowest daily minimum 26, Heaviest daily rainfall 124.

Records on 22 September 1964 by type
Record type	Records
Highest daily maximum	11
Lowest daily maximum	22
Highest daily minimum	66
Lowest daily minimum	26
Heaviest daily rainfall	124
Heaviest daily snowfall	0
Deepest snow cover	0

Records on 22 September 1964 by timescale: all-time 0, monthly 4, daily 245.

How Much Records Were Beaten By

202 broken records

Margins by which the 202 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 67.3. Ties are not counted.

Top 20 by Significance

22 September 1964

Top 20 records on 22 September 1964 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
22 September 1964	Griffith Csiro, AU	daily rain	31.8 mm (1.3 in)	24.7 mm (1.0 in)	8 years	47 of 100 (Notable)
22 September 1964	Ostrov Sosnovez, RU	daily rain	31.1 mm (1.2 in)	15.8 mm (0.6 in)	12 years	45 of 100 (Notable)
22 September 1964	Bucuresti Filaret, RO	daily rain	36.8 mm (1.4 in)	16.3 mm (0.6 in)	58 years	43 of 100 (Notable)
22 September 1964	Muskogee, US	daily rain	110.5 mm (4.4 in)	42.4 mm (1.7 in)	50 years	43 of 100 (Notable)
22 September 1964	Blue, US	daily rain	33.0 mm (1.3 in)	22.8 mm (0.9 in)	35 years	42 of 100 (Notable)
22 September 1964	Marlow 1 WSW, US	daily rain	91.4 mm (3.6 in)	31.5 mm (1.2 in)	62 years	41 of 100 (Notable)
22 September 1964	Maunabo, PR	daily rain	86.1 mm (3.4 in)	34.3 mm (1.4 in)	59 years	37 of 100 (Notable)
22 September 1964	Winkelman 6 S, US	daily low max	20.6 C (69.1 F)	3.3 C (5.9 F)	67 years	36 of 100 (Notable)
22 September 1964	Harrisville, US	daily rain	30.5 mm (1.2 in)	7.6 mm (0.30 in)	65 years	35 of 100 (Notable)
22 September 1964	Hata, IN	daily rain	75.2 mm (3.0 in)	56.4 mm (2.2 in)	29 years	34 of 100 (Routine)
22 September 1964	Juana Diaz Camp, PR	daily low max	27.8 C (82.0 F)	2.8 C (5.0 F)	33 years	34 of 100 (Routine)
22 September 1964	Tuba City, US	daily low max	19.4 C (66.9 F)	3.9 C (7.0 F)	60 years	34 of 100 (Routine)
22 September 1964	Sitamau, IN	daily rain	71.4 mm (2.8 in)	33.6 mm (1.3 in)	41 years	32 of 100 (Routine)
22 September 1964	Nimbahera, IN	daily rain	82.0 mm (3.2 in)	67.3 mm (2.6 in)	19 years	32 of 100 (Routine)
22 September 1964	Juncos 1 SE, PR	daily rain	93.7 mm (3.7 in)	48.0 mm (1.9 in)	12 years	31 of 100 (Routine)
22 September 1964	Springerville, US	daily low max	16.1 C (61.0 F)	3.9 C (7.0 F)	47 years	31 of 100 (Routine)
22 September 1964	Paragould, US	daily rain	50.8 mm (2.0 in)	36.6 mm (1.4 in)	4 years	31 of 100 (Routine)
22 September 1964	Umrer, IN	daily rain	90.2 mm (3.6 in)	42.4 mm (1.7 in)	21 years	30 of 100 (Routine)
22 September 1964	Benson, US	daily low max	25.0 C (77.0 F)	1.7 C (3.1 F)	61 years	30 of 100 (Routine)
22 September 1964	Madison Sewage Plt, US	daily high min	23.3 C (73.9 F)	1.1 C (2.0 F)	70 years	30 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

1793 to 1964

Records set or tied on this calendar date in each year from 1793 to 1964. 1964 had 249 records.

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

Records on 09-22 in each year
Year	Records
1793	1
1796	1
1824	1
1825	1
1827	1
1830	1
1835	1
1838	1
1840	1
1842	2
1845	1
1846	1
1848	1
1851	3
1855	1
1856	1
1858	1
1863	1
1865	1
1868	1
1872	1
1874	1
1875	1
1877	4
1878	1
1881	2
1882	3
1885	1
1886	1
1888	1
1889	2
1890	2
1892	3
1893	1
1894	1
1895	7
1896	2
1897	3
1898	8
1899	12
1900	3
1901	3
1902	7
1903	4
1904	34
1905	5
1906	16
1907	12
1908	10
1909	6
1910	18
1911	17
1912	17
1913	43
1914	48
1915	23
1916	236
1917	128
1918	25
1919	64
1920	35
1921	44
1922	27
1923	118
1924	132
1925	265
1926	214
1927	160
1928	119
1929	166
1930	231
1931	732
1932	189
1933	230
1934	348
1935	231
1936	448
1937	507
1938	394
1939	266
1940	621
1941	424
1942	323
1943	266
1944	299
1945	739
1946	288
1947	583
1948	345
1949	385
1950	394
1951	419
1952	383
1953	253
1954	359
1955	584
1956	490
1957	580
1958	633
1959	416
1960	360
1961	555
1962	732
1963	351
1964	249
1965	841
1966	595
1967	507
1968	526
1969	488
1970	1,197
1971	500
1972	448
1973	509
1974	1,075
1975	591
1976	538
1977	632
1978	620
1979	991
1980	1,199
1981	754
1982	1,122
1983	2,060
1984	614
1985	820
1986	729
1987	1,300
1988	665
1989	1,155
1990	795
1991	758
1992	1,011
1993	1,448
1994	941
1995	2,498
1996	916
1997	851
1998	1,251
1999	1,172
2000	1,508
2001	604
2002	718
2003	1,472
2004	948
2005	1,155
2006	1,260
2007	896
2008	830
2009	985
2010	1,217
2011	611
2012	568
2013	673
2014	812
2015	666
2016	1,096
2017	1,272
2018	574
2019	651
2020	687
2021	432
2022	985
2023	905
2024	502
2025	387
2026	309

Download the Data

Data for records on 1964-09-22: 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	159
10 to 20	26
20 to 30	7
30 to 40	5
40 to 50	3
50 to 60	1
60 to 70	1