Weather Records on 1 September 1966

596 weather records were set or tied worldwide on 1 September 1966. Highest significance: Tezpur, IN.

Key Facts for 1 September 1966

On 1 September 1966, 596 weather records were set or tied at long-record stations worldwide.
66 were record highs and 189 were record lows, counting maximum and minimum temperature.
By timescale, 1 were all-time records, 17 monthly and 578 daily.
Tezpur set a monthly record daily precipitation of 154.3 mm (6.1 in) on 1 September 1966.
Across 161 earlier years (1797 to 2026) the same calendar date averaged 440 records.

Record Map

596 stations

596 station records on 1 September 1966 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 1 September 1966: highest significance records shown on the map
Station	Country	Type	Value	Significance
Tezpur	India	Record daily precipitation	154.3 mm (6.1 in)	61 of 100 (Major)
Kampur	India	Record daily precipitation	240.0 mm (9.4 in)	59 of 100 (Notable)
Bettowynd (Condry)	Australia	Record daily precipitation	43.4 mm (1.7 in)	57 of 100 (Notable)
Greeley	United States	Record daily precipitation	38.1 mm (1.5 in)	57 of 100 (Notable)
Koloa 936	United States	Record daily precipitation	85.1 mm (3.4 in)	56 of 100 (Notable)
Mount Fairy (Merigan)	Australia	Record daily precipitation	41.4 mm (1.6 in)	55 of 100 (Notable)
Marion	United States	Record daily precipitation	94.0 mm (3.7 in)	54 of 100 (Notable)
Bungendore Post Office	Australia	Record daily precipitation	30.5 mm (1.2 in)	53 of 100 (Notable)
Braidwood (Krawarree)	Australia	Record daily precipitation	58.9 mm (2.3 in)	53 of 100 (Notable)
Imperial	United States	Record daily precipitation	58.9 mm (2.3 in)	53 of 100 (Notable)
Dudinka	Russia	Record daily precipitation	35.1 mm (1.4 in)	52 of 100 (Notable)
Oakes	United States	Record daily precipitation	42.7 mm (1.7 in)	50 of 100 (Notable)
Wondai Post Office	Australia	Record daily precipitation	67.1 mm (2.6 in)	49 of 100 (Notable)
Ainslie Tyson St	Australia	Record daily precipitation	31.2 mm (1.2 in)	49 of 100 (Notable)
Pine Bluffs	United States	Record daily precipitation	51.8 mm (2.0 in)	48 of 100 (Notable)
Kukuiula 935	United States	Record daily precipitation	68.6 mm (2.7 in)	46 of 100 (Notable)
Belconnen (Weetangerra)	Australia	Record daily precipitation	35.6 mm (1.4 in)	45 of 100 (Notable)
Araluen Post Office	Australia	Record daily precipitation	40.1 mm (1.6 in)	44 of 100 (Notable)
Midland 4 ENE	United States	Record daily precipitation	48.5 mm (1.9 in)	44 of 100 (Notable)
Bemboka Post Office	Australia	Record daily precipitation	37.1 mm (1.5 in)	43 of 100 (Notable)
Candelo Post Office	Australia	Record daily precipitation	30.2 mm (1.2 in)	42 of 100 (Notable)
Bodalla Post Office	Australia	Record daily precipitation	40.9 mm (1.6 in)	42 of 100 (Notable)
Captains Flat (Foxlow St)	Australia	Record daily precipitation	27.7 mm (1.1 in)	42 of 100 (Notable)
Lower Boro (Calderwood)	Australia	Record daily precipitation	27.9 mm (1.1 in)	42 of 100 (Notable)
Riva	Italy	Record low minimum temperature	10.0 C (50.0 F)	41 of 100 (Notable)
Cottonwood Weir	United States	Record daily precipitation	28.4 mm (1.1 in)	41 of 100 (Notable)
Gallangowan Forestry	Australia	Record daily precipitation	32.8 mm (1.3 in)	40 of 100 (Notable)
Montrose	Australia	Record daily precipitation	36.8 mm (1.4 in)	40 of 100 (Notable)
Girard State Forest	Australia	Record daily precipitation	38.6 mm (1.5 in)	39 of 100 (Notable)
Turramurra (Kissing Point Road	Australia	Record daily precipitation	34.8 mm (1.4 in)	39 of 100 (Notable)
Adilabad	India	Record daily precipitation	94.0 mm (3.7 in)	39 of 100 (Notable)
Cobargo Post Office	Australia	Record daily precipitation	52.6 mm (2.1 in)	38 of 100 (Notable)
Nerriga Composite	Australia	Record daily precipitation	27.4 mm (1.1 in)	38 of 100 (Notable)
Epping Chester Street	Australia	Record daily precipitation	30.5 mm (1.2 in)	37 of 100 (Notable)
Kowen Forest	Australia	Record daily precipitation	30.5 mm (1.2 in)	37 of 100 (Notable)
Camargo (Smn)	Mexico	Record daily precipitation	48.8 mm (1.9 in)	37 of 100 (Notable)
Sugartown	United States	Record daily precipitation	59.9 mm (2.4 in)	37 of 100 (Notable)
Menno	United States	Record daily precipitation	32.3 mm (1.3 in)	37 of 100 (Notable)
Sterling Crossing Forest	Australia	Record daily precipitation	34.0 mm (1.3 in)	36 of 100 (Notable)
Cathcart (Mount Darragh)	Australia	Record daily precipitation	46.5 mm (1.8 in)	36 of 100 (Notable)
Bungendore (Gidleigh)	Australia	Record daily precipitation	32.5 mm (1.3 in)	36 of 100 (Notable)
Tarago (Kildare)	Australia	Record daily precipitation	28.4 mm (1.1 in)	36 of 100 (Notable)
Mullen 3S	United States	Record daily precipitation	51.3 mm (2.0 in)	36 of 100 (Notable)
Manly Railway Station	Australia	Record daily precipitation	41.1 mm (1.6 in)	35 of 100 (Notable)
Moruya Heads Pilot Station	Australia	Record daily precipitation	28.4 mm (1.1 in)	35 of 100 (Notable)
Jactial	India	Record daily precipitation	107.4 mm (4.2 in)	35 of 100 (Notable)
Saundatti	India	Record daily precipitation	27.7 mm (1.1 in)	35 of 100 (Notable)
Wallangarra Post Office	Australia	Record daily precipitation	36.1 mm (1.4 in)	34 of 100 (Routine)
Tweed Heads Golf Club	Australia	Record daily precipitation	30.5 mm (1.2 in)	34 of 100 (Routine)
Robertson (Caalong Street)	Australia	Record daily precipitation	61.7 mm (2.4 in)	34 of 100 (Routine)
Pambula Post Office	Australia	Record daily precipitation	36.1 mm (1.4 in)	34 of 100 (Routine)
Batemans Bay Post Office	Australia	Record daily precipitation	44.5 mm (1.8 in)	33 of 100 (Routine)
Atyrau	Kazakhstan	Record low minimum temperature	3.5 C (38.3 F)	33 of 100 (Routine)
Astrakan	Russia	Record low minimum temperature	5.9 C (42.6 F)	33 of 100 (Routine)
Eldorado	United States	Record daily precipitation	25.9 mm (1.0 in)	33 of 100 (Routine)
Alexandria	United States	Record daily precipitation	74.2 mm (2.9 in)	33 of 100 (Routine)
Fillmore	United States	Record low maximum temperature	20.0 C (68.0 F)	33 of 100 (Routine)
Heber	United States	Record low maximum temperature	17.2 C (63.0 F)	33 of 100 (Routine)
Spanish Fk Pwr House	United States	Record low maximum temperature	17.2 C (63.0 F)	33 of 100 (Routine)
Kumbia Post Office	Australia	Record daily precipitation	31.8 mm (1.3 in)	31 of 100 (Routine)

Counts by Type and Timescale

596 records

Records set or tied on 1 September 1966 by type: Highest daily maximum 40, Lowest daily maximum 122, Highest daily minimum 26, Lowest daily minimum 67, Heaviest daily rainfall 341.

Records on 1 September 1966 by type
Record type	Records
Highest daily maximum	40
Lowest daily maximum	122
Highest daily minimum	26
Lowest daily minimum	67
Heaviest daily rainfall	341
Heaviest daily snowfall	0
Deepest snow cover	0

Records on 1 September 1966 by timescale: all-time 1, monthly 17, daily 578.

How Much Records Were Beaten By

533 broken records

Margins by which the 533 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

1 September 1966

Top 20 records on 1 September 1966 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
1 September 1966	Tezpur, IN	monthly rain	154.3 mm (6.1 in)	51.4 mm (2.0 in)	48 years	61 of 100 (Major)
1 September 1966	Kampur, IN	all-time rain	240.0 mm (9.4 in)	55.0 mm (2.2 in)	0 years	59 of 100 (Notable)
1 September 1966	Bettowynd (Condry), AU	daily rain	43.4 mm (1.7 in)	33.5 mm (1.3 in)	68 years	57 of 100 (Notable)
1 September 1966	Greeley, US	daily rain	38.1 mm (1.5 in)	26.7 mm (1.1 in)	61 years	57 of 100 (Notable)
1 September 1966	Koloa 936, US	daily rain	85.1 mm (3.4 in)	41.9 mm (1.6 in)	36 years	56 of 100 (Notable)
1 September 1966	Mount Fairy (Merigan), AU	daily rain	41.4 mm (1.6 in)	23.6 mm (0.9 in)	60 years	55 of 100 (Notable)
1 September 1966	Marion, US	daily rain	94.0 mm (3.7 in)	44.2 mm (1.7 in)	60 years	54 of 100 (Notable)
1 September 1966	Bungendore Post Office, AU	daily rain	30.5 mm (1.2 in)	18.3 mm (0.7 in)	68 years	53 of 100 (Notable)
1 September 1966	Braidwood (Krawarree), AU	daily rain	58.9 mm (2.3 in)	38.6 mm (1.5 in)	60 years	53 of 100 (Notable)
1 September 1966	Imperial, US	daily rain	58.9 mm (2.3 in)	37.8 mm (1.5 in)	56 years	53 of 100 (Notable)
1 September 1966	Dudinka, RU	monthly rain	35.1 mm (1.4 in)	8.8 mm (0.35 in)	48 years	52 of 100 (Notable)
1 September 1966	Oakes, US	daily rain	42.7 mm (1.7 in)	32.5 mm (1.3 in)	23 years	50 of 100 (Notable)
1 September 1966	Wondai Post Office, AU	daily rain	67.1 mm (2.6 in)	42.2 mm (1.7 in)	20 years	49 of 100 (Notable)
1 September 1966	Ainslie Tyson St, AU	daily rain	31.2 mm (1.2 in)	26.6 mm (1.0 in)	28 years	49 of 100 (Notable)
1 September 1966	Pine Bluffs, US	daily rain	51.8 mm (2.0 in)	41.4 mm (1.6 in)	15 years	48 of 100 (Notable)
1 September 1966	Kukuiula 935, US	daily rain	68.6 mm (2.7 in)	34.3 mm (1.4 in)	36 years	46 of 100 (Notable)
1 September 1966	Belconnen (Weetangerra), AU	daily rain	35.6 mm (1.4 in)	11.2 mm (0.4 in)	77 years	45 of 100 (Notable)
1 September 1966	Araluen Post Office, AU	daily rain	40.1 mm (1.6 in)	24.9 mm (1.0 in)	71 years	44 of 100 (Notable)
1 September 1966	Midland 4 ENE, US	daily rain	48.5 mm (1.9 in)	23.1 mm (0.9 in)	70 years	44 of 100 (Notable)
1 September 1966	Bemboka Post Office, AU	daily rain	37.1 mm (1.5 in)	23.1 mm (0.9 in)	71 years	43 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

1797 to 1966

Records set or tied on this calendar date in each year from 1797 to 1966. 1966 had 596 records.

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

Records on 09-01 in each year
Year	Records
1797	1
1806	1
1819	1
1827	1
1831	1
1838	1
1851	1
1853	1
1854	1
1857	1
1858	1
1859	1
1860	2
1861	1
1865	1
1866	1
1867	2
1869	3
1871	1
1873	1
1876	2
1877	2
1878	3
1879	2
1881	5
1883	1
1886	3
1887	3
1888	2
1890	2
1892	2
1894	3
1897	4
1898	10
1899	3
1900	2
1901	14
1902	5
1903	16
1904	9
1905	6
1906	26
1907	14
1908	26
1909	34
1910	22
1911	16
1912	47
1913	32
1914	23
1915	46
1916	16
1917	24
1918	31
1919	19
1920	31
1921	46
1922	67
1923	75
1924	210
1925	127
1926	182
1927	136
1928	166
1929	324
1930	264
1931	233
1932	550
1933	622
1934	654
1935	584
1936	385
1937	502
1938	373
1939	303
1940	333
1941	497
1942	532
1943	578
1944	377
1945	497
1946	642
1947	555
1948	460
1949	1,102
1950	849
1951	668
1952	644
1953	937
1954	407
1955	413
1956	504
1957	320
1958	427
1959	519
1960	408
1961	531
1962	368
1963	416
1964	621
1965	657
1966	596
1967	1,263
1968	604
1969	493
1970	502
1971	464
1972	518
1973	874
1974	895
1975	939
1976	627
1977	500
1978	809
1979	459
1980	671
1981	649
1982	642
1983	1,167
1984	619
1985	901
1986	964
1987	909
1988	651
1989	823
1990	749
1991	687
1992	1,010
1993	1,122
1994	1,291
1995	1,165
1996	823
1997	1,161
1998	1,159
1999	925
2000	1,613
2001	904
2002	778
2003	1,254
2004	827
2005	901
2006	1,157
2007	976
2008	1,204
2009	1,003
2010	1,313
2011	1,071
2012	874
2013	775
2014	515
2015	661
2016	522
2017	686
2018	399
2019	800
2020	689
2021	751
2022	1,016
2023	720
2024	938
2025	359
2026	521

Download the Data

Data for records on 1966-09-01: 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	416
10 to 20	68
20 to 30	29
30 to 40	10
40 to 50	7
50 to 60	2
60 to 70	1