Weather Records on 10 September 1966

330 weather records were set or tied worldwide on 10 September 1966. Highest significance: Brenham, US.

Key Facts for 10 September 1966

On 10 September 1966, 330 weather records were set or tied at long-record stations worldwide.
136 were record highs and 117 were record lows, counting maximum and minimum temperature.
By timescale, 0 were all-time records, 3 monthly and 327 daily.
Brenham set a daily record precipitation of 137.2 mm (5.4 in) on 10 September 1966.
Across 166 earlier years (1812 to 2026) the same calendar date averaged 429 records.

Record Map

330 stations

330 station records on 10 September 1966 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 10 September 1966: highest significance records shown on the map
Station	Country	Type	Value	Significance
Brenham	United States	Record daily precipitation	137.2 mm (5.4 in)	51 of 100 (Notable)
Gudauri	Georgia	Record daily precipitation	59.6 mm (2.3 in)	45 of 100 (Notable)
Col du Grand St-Bernard	Switzerland	Record high maximum temperature	17.0 C (62.6 F)	45 of 100 (Notable)
Odesa	Ukraine	Record daily precipitation	26.4 mm (1.0 in)	45 of 100 (Notable)
Youngs Siding	Australia	Record daily precipitation	36.8 mm (1.4 in)	43 of 100 (Notable)
Tewantin Post Office	Australia	Record daily precipitation	63.2 mm (2.5 in)	40 of 100 (Notable)
Adirampatanam	India	Record daily precipitation	66.0 mm (2.6 in)	38 of 100 (Notable)
Bowie	United States	Record low maximum temperature	20.6 C (69.1 F)	38 of 100 (Notable)
Fowlerton	United States	Record daily precipitation	63.5 mm (2.5 in)	38 of 100 (Notable)
Beawar Nayanagar	India	Record daily precipitation	100.0 mm (3.9 in)	36 of 100 (Notable)
Brownwood 2NE	United States	Record daily precipitation	77.5 mm (3.1 in)	36 of 100 (Notable)
Grapevine Dam	United States	Record low maximum temperature	22.8 C (73.0 F)	36 of 100 (Notable)
Albany	Australia	Record daily precipitation	35.3 mm (1.4 in)	35 of 100 (Notable)
Grassmere	Australia	Record daily precipitation	49.5 mm (1.9 in)	35 of 100 (Notable)
Coleman	United States	Record daily precipitation	71.1 mm (2.8 in)	34 of 100 (Routine)
Tartu	Estonia	Record low minimum temperature	0.0 C (32.0 F)	32 of 100 (Routine)
Duchesne	United States	Record high minimum temperature	15.0 C (59.0 F)	32 of 100 (Routine)
Bremer Bay	Australia	Record daily precipitation	31.0 mm (1.2 in)	31 of 100 (Routine)
Mapulehu 542	United States	Record daily precipitation	29.0 mm (1.1 in)	31 of 100 (Routine)
Kotzebue AP	United States	Record low minimum temperature	-1.7 C (28.9 F)	31 of 100 (Routine)
Peppermint Grove	Australia	Record daily precipitation	33.5 mm (1.3 in)	30 of 100 (Routine)
Col du Grand St-Bernard	Switzerland	Record high minimum temperature	9.2 C (48.6 F)	30 of 100 (Routine)
Franklin 3 NW	United States	Record low maximum temperature	27.8 C (82.0 F)	30 of 100 (Routine)
Svyatoy Nos;Cape(Closed)	Russia	Record low minimum temperature	0.5 C (32.9 F)	29 of 100 (Routine)
Brackettville	United States	Record low maximum temperature	26.1 C (79.0 F)	29 of 100 (Routine)
Steveston	Canada	Record daily precipitation	33.3 mm (1.3 in)	28 of 100 (Routine)
Akhnoor	India	Record daily precipitation	80.0 mm (3.1 in)	28 of 100 (Routine)
Isla Perez	Mexico	Record high maximum temperature	38.3 C (100.9 F)	28 of 100 (Routine)
Plain Dealing	United States	Record low maximum temperature	23.3 C (73.9 F)	28 of 100 (Routine)
Healdton 3 E	United States	Record low maximum temperature	22.2 C (72.0 F)	28 of 100 (Routine)
Bonham 3NNE	United States	Record low maximum temperature	21.1 C (70.0 F)	28 of 100 (Routine)
Fort Macleod	Canada	Record high maximum temperature	29.4 C (84.9 F)	27 of 100 (Routine)
Lovell	United States	Record high minimum temperature	11.7 C (53.1 F)	27 of 100 (Routine)
Texarkana Webb Fld	United States	Record low maximum temperature	20.0 C (68.0 F)	27 of 100 (Routine)
Denmark	Australia	Record daily precipitation	31.0 mm (1.2 in)	26 of 100 (Routine)
Teriberka	Russia	Record low minimum temperature	0.4 C (32.7 F)	26 of 100 (Routine)
Kotlas	Russia	Record daily precipitation	35.8 mm (1.4 in)	26 of 100 (Routine)
Russellville	United States	Record low maximum temperature	23.3 C (73.9 F)	26 of 100 (Routine)
Forsyth 2 E	United States	Record high maximum temperature	35.6 C (96.1 F)	26 of 100 (Routine)
Livingston	United States	Record high maximum temperature	32.2 C (90.0 F)	26 of 100 (Routine)
Antlers	United States	Record low maximum temperature	21.1 C (70.0 F)	26 of 100 (Routine)
Kamloops	Canada	Record high minimum temperature	16.7 C (62.1 F)	25 of 100 (Routine)
Maibong	India	Record daily precipitation	58.0 mm (2.3 in)	25 of 100 (Routine)
Madrid - Retiro	Spain	Record high minimum temperature	21.2 C (70.2 F)	25 of 100 (Routine)
Red Lodge	United States	Record high maximum temperature	28.9 C (84.0 F)	25 of 100 (Routine)
Crockett	United States	Record low maximum temperature	25.0 C (77.0 F)	25 of 100 (Routine)
Black Rock	United States	Record high minimum temperature	16.7 C (62.1 F)	25 of 100 (Routine)
Lewistown AP	United States	Record high maximum temperature	32.8 C (91.0 F)	25 of 100 (Routine)
Markovo	Russia	Record high minimum temperature	6.6 C (43.9 F)	24 of 100 (Routine)
Kyra	Russia	Record low minimum temperature	-6.8 C (19.8 F)	24 of 100 (Routine)
Lame Deer	United States	Record high maximum temperature	34.4 C (93.9 F)	24 of 100 (Routine)
Parrsboro	Canada	Record high maximum temperature	26.7 C (80.1 F)	23 of 100 (Routine)
Motozintla (Smn)	Mexico	Record low maximum temperature	22.8 C (73.0 F)	23 of 100 (Routine)
Zinder	Niger	Record low maximum temperature	24.4 C (75.9 F)	22 of 100 (Routine)
Hugo	United States	Record low maximum temperature	20.6 C (69.1 F)	22 of 100 (Routine)
Albany	United States	Record low maximum temperature	22.2 C (72.0 F)	22 of 100 (Routine)
Butte Bert Mooney AP	United States	Record high maximum temperature	30.6 C (87.1 F)	22 of 100 (Routine)
Barrett Meadows	Australia	Record daily precipitation	29.0 mm (1.1 in)	21 of 100 (Routine)
Cowichan Bay Cherry Point	Canada	Record low maximum temperature	15.0 C (59.0 F)	21 of 100 (Routine)
Glomfjord	Norway	Record low minimum temperature	1.5 C (34.7 F)	21 of 100 (Routine)

Counts by Type and Timescale

330 records

Records set or tied on 10 September 1966 by type: Highest daily maximum 85, Lowest daily maximum 74, Highest daily minimum 51, Lowest daily minimum 43, Heaviest daily rainfall 77.

Records on 10 September 1966 by type
Record type	Records
Highest daily maximum	85
Lowest daily maximum	74
Highest daily minimum	51
Lowest daily minimum	43
Heaviest daily rainfall	77
Heaviest daily snowfall	0
Deepest snow cover	0

Records on 10 September 1966 by timescale: all-time 0, monthly 3, daily 327.

How Much Records Were Beaten By

261 broken records

Margins by which the 261 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 113.6. Ties are not counted.

Top 20 by Significance

10 September 1966

Top 20 records on 10 September 1966 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
10 September 1966	Brenham, US	daily rain	137.2 mm (5.4 in)	113.6 mm (4.5 in)	13 years	51 of 100 (Notable)
10 September 1966	Gudauri, GE	daily rain	59.6 mm (2.3 in)	35.2 mm (1.4 in)	8 years	45 of 100 (Notable)
10 September 1966	Col du Grand St-Bernard, CH	daily high max	17.0 C (62.6 F)	2.2 C (4.0 F)	101 years	45 of 100 (Notable)
10 September 1966	Odesa, UA	daily rain	26.4 mm (1.0 in)	15.2 mm (0.6 in)	65 years	45 of 100 (Notable)
10 September 1966	Youngs Siding, AU	daily rain	36.8 mm (1.4 in)	14.2 mm (0.6 in)	52 years	43 of 100 (Notable)
10 September 1966	Tewantin Post Office, AU	daily rain	63.2 mm (2.5 in)	46.2 mm (1.8 in)	16 years	40 of 100 (Notable)
10 September 1966	Adirampatanam, IN	daily rain	66.0 mm (2.6 in)	31.7 mm (1.2 in)	52 years	38 of 100 (Notable)
10 September 1966	Bowie, US	daily low max	20.6 C (69.1 F)	6.1 C (11.0 F)	59 years	38 of 100 (Notable)
10 September 1966	Fowlerton, US	daily rain	63.5 mm (2.5 in)	39.4 mm (1.6 in)	44 years	38 of 100 (Notable)
10 September 1966	Beawar Nayanagar, IN	daily rain	100.0 mm (3.9 in)	53.8 mm (2.1 in)	29 years	36 of 100 (Notable)
10 September 1966	Brownwood 2NE, US	daily rain	77.5 mm (3.1 in)	50.8 mm (2.0 in)	13 years	36 of 100 (Notable)
10 September 1966	Grapevine Dam, US	daily low max	22.8 C (73.0 F)	5.5 C (9.9 F)	59 years	36 of 100 (Notable)
10 September 1966	Albany, AU	daily rain	35.3 mm (1.4 in)	14.7 mm (0.6 in)	20 years	35 of 100 (Notable)
10 September 1966	Grassmere, AU	daily rain	49.5 mm (1.9 in)	17.2 mm (0.7 in)	20 years	35 of 100 (Notable)
10 September 1966	Coleman, US	daily rain	71.1 mm (2.8 in)	19.0 mm (0.7 in)	65 years	34 of 100 (Routine)
10 September 1966	Tartu, EE	daily low min	0.0 C (32.0 F)	0.5 C (0.9 F)	77 years	32 of 100 (Routine)
10 September 1966	Duchesne, US	daily high min	15.0 C (59.0 F)	3.3 C (5.9 F)	60 years	32 of 100 (Routine)
10 September 1966	Bremer Bay, AU	daily rain	31.0 mm (1.2 in)	20.3 mm (0.8 in)	0 years	31 of 100 (Routine)
10 September 1966	Mapulehu 542, US	daily rain	29.0 mm (1.1 in)	18.8 mm (0.7 in)	24 years	31 of 100 (Routine)
10 September 1966	Kotzebue AP, US	daily low min	-1.7 C (28.9 F)	1.7 C (3.1 F)	67 years	31 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

1812 to 1966

Records set or tied on this calendar date in each year from 1812 to 1966. 1966 had 330 records.

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

Records on 09-10 in each year
Year	Records
1812	1
1813	1
1814	2
1818	1
1838	2
1841	1
1846	1
1847	1
1848	1
1850	2
1854	3
1857	1
1858	1
1865	5
1868	1
1869	2
1871	1
1874	2
1875	1
1876	2
1878	1
1879	2
1880	3
1881	2
1883	3
1884	4
1885	2
1886	1
1887	1
1888	2
1889	3
1890	1
1891	3
1892	3
1893	2
1894	4
1895	3
1896	1
1897	7
1898	4
1899	10
1901	1
1902	10
1903	13
1904	5
1905	7
1906	23
1907	15
1908	15
1909	25
1910	26
1911	8
1912	62
1913	24
1914	43
1915	53
1916	15
1917	79
1918	33
1919	42
1920	132
1921	207
1922	78
1923	38
1924	335
1925	197
1926	68
1927	262
1928	109
1929	282
1930	161
1931	724
1932	258
1933	333
1934	247
1935	478
1936	336
1937	376
1938	369
1939	386
1940	410
1941	389
1942	271
1943	352
1944	470
1945	334
1946	295
1947	534
1948	432
1949	793
1950	394
1951	344
1952	476
1953	250
1954	271
1955	376
1956	834
1957	332
1958	435
1959	670
1960	376
1961	459
1962	798
1963	384
1964	710
1965	355
1966	330
1967	512
1968	846
1969	635
1970	582
1971	400
1972	477
1973	559
1974	522
1975	528
1976	1,041
1977	391
1978	883
1979	563
1980	716
1981	629
1982	687
1983	1,329
1984	824
1985	1,140
1986	960
1987	574
1988	783
1989	1,098
1990	782
1991	827
1992	745
1993	936
1994	816
1995	643
1996	1,003
1997	829
1998	1,832
1999	1,068
2000	1,088
2001	1,129
2002	1,298
2003	1,149
2004	652
2005	1,173
2006	1,110
2007	866
2008	975
2009	636
2010	1,273
2011	1,235
2012	793
2013	1,198
2014	894
2015	789
2016	1,085
2017	674
2018	1,030
2019	816
2020	2,105
2021	1,311
2022	633
2023	1,114
2024	933
2025	583
2026	832

Download the Data

Data for records on 1966-09-10: 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	252
20 to 40	5
40 to 60	3
60 to 80	0
80 to 100	0
100 to 120	1