Weather Records on 9 September 1964

488 weather records were set or tied worldwide on 9 September 1964. Highest significance: Irkutsk, RU.

Key Facts for 9 September 1964

On 9 September 1964, 488 weather records were set or tied at long-record stations worldwide.
153 were record highs and 121 were record lows, counting maximum and minimum temperature.
By timescale, 0 were all-time records, 8 monthly and 480 daily.
Irkutsk set a daily record precipitation of 28.0 mm (1.1 in) on 9 September 1964.
Across 162 earlier years (1806 to 2026) the same calendar date averaged 461 records.

Record Map

488 stations

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

Weather records on 9 September 1964: highest significance records shown on the map
Station	Country	Type	Value	Significance
Irkutsk	Russia	Record daily precipitation	28.0 mm (1.1 in)	63 of 100 (Major)
Mulculca	Australia	Record daily precipitation	45.7 mm (1.8 in)	60 of 100 (Major)
Suassurana	Brazil	Record daily precipitation	35.2 mm (1.4 in)	52 of 100 (Notable)
Aramboly	India	Record daily precipitation	43.8 mm (1.7 in)	50 of 100 (Notable)
Haskote	India	Record daily precipitation	120.7 mm (4.8 in)	48 of 100 (Notable)
Mildura SE	Australia	Record daily precipitation	44.5 mm (1.8 in)	47 of 100 (Notable)
Island Falls	Canada	Record daily precipitation	44.7 mm (1.8 in)	46 of 100 (Notable)
Turuvekere	India	Record daily precipitation	89.4 mm (3.5 in)	46 of 100 (Notable)
Eraniel	India	Record daily precipitation	80.2 mm (3.2 in)	42 of 100 (Notable)
Benson	United States	Record daily precipitation	53.3 mm (2.1 in)	42 of 100 (Notable)
Roto (Merimerriwa Tank)	Australia	Record daily precipitation	26.7 mm (1.1 in)	41 of 100 (Notable)
Markapur	India	Record daily precipitation	70.0 mm (2.8 in)	41 of 100 (Notable)
Conceicao	Brazil	Record daily precipitation	36.3 mm (1.4 in)	40 of 100 (Notable)
Crescent City	United States	Record daily precipitation	90.9 mm (3.6 in)	39 of 100 (Notable)
Taboleiro Do Meio	Brazil	Record daily precipitation	34.5 mm (1.4 in)	38 of 100 (Notable)
Alagoa Nova (Laranjeiras)	Brazil	Record daily precipitation	72.7 mm (2.9 in)	38 of 100 (Notable)
Estherville 4E	United States	Record daily precipitation	120.7 mm (4.8 in)	38 of 100 (Notable)
Thuckalay	India	Record daily precipitation	73.0 mm (2.9 in)	37 of 100 (Notable)
Laguna	United States	Record high minimum temperature	21.1 C (70.0 F)	37 of 100 (Notable)
Kottayam P.W.D	India	Record daily precipitation	69.9 mm (2.8 in)	36 of 100 (Notable)
Banff	Canada	Record daily snowfall	11.4 cm (4.5 in)	35 of 100 (Notable)
Tombstone	United States	Record daily precipitation	26.2 mm (1.0 in)	35 of 100 (Notable)
Nikolskoye/Beringa Ostrov	Russia	Record low maximum temperature	7.8 C (46.0 F)	34 of 100 (Routine)
Benson	United States	Record low maximum temperature	26.7 C (80.1 F)	34 of 100 (Routine)
St Augustine	United States	Record daily precipitation	108.5 mm (4.3 in)	34 of 100 (Routine)
Woodford Post Office	Australia	Record daily precipitation	30.5 mm (1.2 in)	33 of 100 (Routine)
Krishnarajnagar	India	Record daily precipitation	50.8 mm (2.0 in)	33 of 100 (Routine)
Chimur	India	Record daily precipitation	64.8 mm (2.6 in)	33 of 100 (Routine)
Brownwood 2NE	United States	Record high minimum temperature	26.1 C (79.0 F)	33 of 100 (Routine)
Srinivaspur	India	Record daily precipitation	120.7 mm (4.8 in)	32 of 100 (Routine)
Punalur	India	Record daily precipitation	60.3 mm (2.4 in)	32 of 100 (Routine)
Radhapuram	India	Record daily precipitation	26.0 mm (1.0 in)	32 of 100 (Routine)
Somerville 4 NW	United States	Record high maximum temperature	35.0 C (95.0 F)	32 of 100 (Routine)
Tewantin Post Office	Australia	Record high minimum temperature	18.0 C (64.4 F)	31 of 100 (Routine)
Caldwell	Canada	Record daily snowfall	12.7 cm (5.0 in)	31 of 100 (Routine)
The Pas	Canada	Record daily snowfall	5.1 cm (2.0 in)	31 of 100 (Routine)
Cameron Falls	Canada	Record daily precipitation	60.5 mm (2.4 in)	31 of 100 (Routine)
Sherthala	India	Record daily precipitation	64.3 mm (2.5 in)	31 of 100 (Routine)
Mulakumood	India	Record daily precipitation	60.2 mm (2.4 in)	31 of 100 (Routine)
Santa Cruz	United States	Record low minimum temperature	4.4 C (39.9 F)	31 of 100 (Routine)
Amalapuram	India	Record daily precipitation	72.0 mm (2.8 in)	30 of 100 (Routine)
Colachel Salt Fa	India	Record daily precipitation	74.8 mm (2.9 in)	30 of 100 (Routine)
Paso Robles	United States	Record low minimum temperature	1.7 C (35.1 F)	30 of 100 (Routine)
Quakertown	United States	Record high maximum temperature	33.9 C (93.0 F)	30 of 100 (Routine)
Cambridge Galt Moe	Canada	Record high minimum temperature	18.9 C (66.0 F)	29 of 100 (Routine)
Adur	India	Record daily precipitation	62.7 mm (2.5 in)	29 of 100 (Routine)
Holbrook	United States	Record daily precipitation	40.4 mm (1.6 in)	29 of 100 (Routine)
Cooperstown	United States	Record high minimum temperature	17.2 C (63.0 F)	29 of 100 (Routine)
Athens 5 NW	United States	Record high maximum temperature	36.1 C (97.0 F)	29 of 100 (Routine)
Van Wert 1 S	United States	Record high maximum temperature	36.1 C (97.0 F)	29 of 100 (Routine)
Fort Macleod	Canada	Record low maximum temperature	6.7 C (44.1 F)	28 of 100 (Routine)
Ponnani	India	Record daily precipitation	63.0 mm (2.5 in)	28 of 100 (Routine)
Bartow 1SE	United States	Record high minimum temperature	24.4 C (75.9 F)	28 of 100 (Routine)
Tribune 1W	United States	Record high maximum temperature	37.8 C (100.0 F)	28 of 100 (Routine)
Crookston NW Exp STN	United States	Record high minimum temperature	21.1 C (70.0 F)	28 of 100 (Routine)
Springview 2NW	United States	Record high minimum temperature	20.0 C (68.0 F)	28 of 100 (Routine)
Millport 4 NE	United States	Record high maximum temperature	34.4 C (93.9 F)	28 of 100 (Routine)
Hassan Obsy	India	Record daily precipitation	35.6 mm (1.4 in)	27 of 100 (Routine)
Srirangpatnam	India	Record daily precipitation	35.6 mm (1.4 in)	27 of 100 (Routine)
Vaikom	India	Record daily precipitation	59.9 mm (2.4 in)	27 of 100 (Routine)

Counts by Type and Timescale

488 records

Records set or tied on 9 September 1964 by type: Highest daily maximum 68, Lowest daily maximum 47, Highest daily minimum 85, Lowest daily minimum 74, Heaviest daily rainfall 207, Heaviest daily snowfall 7.

Records on 9 September 1964 by type
Record type	Records
Highest daily maximum	68
Lowest daily maximum	47
Highest daily minimum	85
Lowest daily minimum	74
Heaviest daily rainfall	207
Heaviest daily snowfall	7
Deepest snow cover	0

Records on 9 September 1964 by timescale: all-time 0, monthly 8, daily 480.

How Much Records Were Beaten By

369 broken records

Margins by which the 369 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 127.0. Ties are not counted.

Top 20 by Significance

9 September 1964

Top 20 records on 9 September 1964 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
9 September 1964	Irkutsk, RU	daily rain	28.0 mm (1.1 in)	18.0 mm (0.7 in)	78 years	63 of 100 (Major)
9 September 1964	Mulculca, AU	daily rain	45.7 mm (1.8 in)	26.4 mm (1.0 in)	44 years	60 of 100 (Major)
9 September 1964	Suassurana, BR	daily rain	35.2 mm (1.4 in)	35.2 mm (1.4 in)	45 years	52 of 100 (Notable)
9 September 1964	Aramboly, IN	daily rain	43.8 mm (1.7 in)	27.3 mm (1.1 in)	62 years	50 of 100 (Notable)
9 September 1964	Haskote, IN	daily rain	120.7 mm (4.8 in)	101.6 mm (4.0 in)	9 years	48 of 100 (Notable)
9 September 1964	Mildura SE, AU	daily rain	44.5 mm (1.8 in)	30.0 mm (1.2 in)	15 years	47 of 100 (Notable)
9 September 1964	Island Falls, CA	daily rain	44.7 mm (1.8 in)	34.8 mm (1.4 in)	12 years	46 of 100 (Notable)
9 September 1964	Turuvekere, IN	daily rain	89.4 mm (3.5 in)	54.3 mm (2.1 in)	38 years	46 of 100 (Notable)
9 September 1964	Eraniel, IN	daily rain	80.2 mm (3.2 in)	48.4 mm (1.9 in)	22 years	42 of 100 (Notable)
9 September 1964	Benson, US	daily rain	53.3 mm (2.1 in)	25.6 mm (1.0 in)	26 years	42 of 100 (Notable)
9 September 1964	Roto (Merimerriwa Tank), AU	daily rain	26.7 mm (1.1 in)	9.7 mm (0.38 in)	69 years	41 of 100 (Notable)
9 September 1964	Markapur, IN	daily rain	70.0 mm (2.8 in)	46.9 mm (1.8 in)	29 years	41 of 100 (Notable)
9 September 1964	Conceicao, BR	daily rain	36.3 mm (1.4 in)	35.9 mm (1.4 in)	30 years	40 of 100 (Notable)
9 September 1964	Crescent City, US	daily rain	90.9 mm (3.6 in)	53.8 mm (2.1 in)	21 years	39 of 100 (Notable)
9 September 1964	Taboleiro Do Meio, BR	daily rain	34.5 mm (1.4 in)	29.7 mm (1.2 in)	21 years	38 of 100 (Notable)
9 September 1964	Alagoa Nova (Laranjeiras), BR	monthly rain	72.7 mm (2.9 in)	17.5 mm (0.7 in)	1 year	38 of 100 (Notable)
9 September 1964	Estherville 4E, US	monthly rain	120.7 mm (4.8 in)	3.9 mm (0.15 in)	63 years	38 of 100 (Notable)
9 September 1964	Thuckalay, IN	daily rain	73.0 mm (2.9 in)	45.6 mm (1.8 in)	22 years	37 of 100 (Notable)
9 September 1964	Laguna, US	monthly high min	21.1 C (70.0 F)	2.2 C (4.0 F)	52 years	37 of 100 (Notable)
9 September 1964	Kottayam P.W.D, IN	daily rain	69.9 mm (2.8 in)	26.7 mm (1.1 in)	62 years	36 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

1806 to 1964

Records set or tied on this calendar date in each year from 1806 to 1964. 1964 had 488 records.

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

Records on 09-09 in each year
Year	Records
1806	1
1812	1
1813	1
1814	2
1834	1
1836	1
1845	1
1847	1
1848	1
1849	2
1850	1
1854	1
1864	2
1865	3
1866	3
1867	1
1869	1
1871	1
1873	1
1878	1
1879	1
1880	2
1883	3
1884	4
1886	1
1888	4
1889	1
1890	1
1891	1
1892	4
1893	4
1894	3
1895	7
1897	3
1898	5
1899	6
1900	1
1901	4
1902	5
1903	14
1904	9
1905	8
1906	24
1907	9
1908	5
1909	9
1910	17
1911	27
1912	48
1913	12
1914	69
1915	48
1916	16
1917	44
1918	40
1919	74
1920	145
1921	92
1922	115
1923	58
1924	232
1925	248
1926	168
1927	246
1928	108
1929	362
1930	211
1931	558
1932	302
1933	433
1934	256
1935	461
1936	297
1937	242
1938	416
1939	429
1940	294
1941	763
1942	357
1943	596
1944	719
1945	355
1946	366
1947	465
1948	307
1949	1,407
1950	426
1951	338
1952	511
1953	344
1954	283
1955	608
1956	742
1957	390
1958	419
1959	736
1960	492
1961	383
1962	847
1963	400
1964	488
1965	326
1966	366
1967	367
1968	440
1969	603
1970	584
1971	498
1972	464
1973	517
1974	689
1975	555
1976	773
1977	410
1978	702
1979	878
1980	829
1981	1,011
1982	814
1983	958
1984	1,304
1985	1,269
1986	1,026
1987	676
1988	836
1989	983
1990	762
1991	882
1992	620
1993	886
1994	892
1995	937
1996	809
1997	837
1998	1,667
1999	1,013
2000	811
2001	1,647
2002	1,355
2003	786
2004	1,603
2005	1,068
2006	917
2007	948
2008	1,161
2009	792
2010	1,049
2011	1,328
2012	681
2013	974
2014	590
2015	806
2016	1,210
2017	661
2018	876
2019	953
2020	2,579
2021	1,458
2022	1,094
2023	1,222
2024	1,146
2025	520
2026	815

Download the Data

Data for records on 1964-09-09: 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	333
20 to 40	27
40 to 60	6
60 to 80	1
80 to 100	0
100 to 120	1
120 to 140	1