Weather Records on 12 October 1966

423 weather records were set or tied worldwide on 12 October 1966. Highest significance: Regensburg, DE.

Key Facts for 12 October 1966

On 12 October 1966, 423 weather records were set or tied at long-record stations worldwide.
106 were record highs and 110 were record lows, counting maximum and minimum temperature.
By timescale, 0 were all-time records, 8 monthly and 415 daily.
Regensburg set a daily record precipitation of 27.4 mm (1.1 in) on 12 October 1966.
Across 163 earlier years (1805 to 2026) the same calendar date averaged 452 records.

Record Map

423 stations

423 station records on 12 October 1966 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 12 October 1966: highest significance records shown on the map
Station	Country	Type	Value	Significance
Regensburg	Germany	Record daily precipitation	27.4 mm (1.1 in)	63 of 100 (Major)
Brooks 1	Canada	Record daily snowfall	20.3 cm (8.0 in)	50 of 100 (Notable)
Karesuando	Sweden	Record snow depth	31.0 cm (12.2 in)	50 of 100 (Notable)
Calgary Int'l A	Canada	Record daily snowfall	11.7 cm (4.6 in)	48 of 100 (Notable)
Cardston	Canada	Record daily snowfall	15.2 cm (6.0 in)	48 of 100 (Notable)
Mountain View	Canada	Record daily snowfall	20.3 cm (8.0 in)	45 of 100 (Notable)
Ranaghat	India	Record daily precipitation	76.2 mm (3.0 in)	45 of 100 (Notable)
Burlington Muni AP	United States	Record daily precipitation	48.3 mm (1.9 in)	45 of 100 (Notable)
Foremost	Canada	Record daily precipitation	25.4 mm (1.0 in)	44 of 100 (Notable)
Kautokeino	Norway	Record snow depth	32.0 cm (12.6 in)	43 of 100 (Notable)
Bad Muskau	Germany	Record daily precipitation	26.2 mm (1.0 in)	42 of 100 (Notable)
Thiruvananthapuram	India	Record daily precipitation	156.8 mm (6.2 in)	42 of 100 (Notable)
Caldwell	Canada	Record daily snowfall	17.8 cm (7.0 in)	41 of 100 (Notable)
Fort Macleod	Canada	Record daily snowfall	16.0 cm (6.3 in)	40 of 100 (Notable)
Galesburg	United States	Record daily precipitation	35.6 mm (1.4 in)	40 of 100 (Notable)
Carway	Canada	Record daily snowfall	17.8 cm (7.0 in)	38 of 100 (Notable)
Huell	Germany	Record daily precipitation	31.9 mm (1.3 in)	38 of 100 (Notable)
Manyberries Cda	Canada	Record daily snowfall	12.7 cm (5.0 in)	36 of 100 (Notable)
Ixmiquilpan (Smn)	Mexico	Record daily precipitation	39.4 mm (1.6 in)	36 of 100 (Notable)
Geneseo	United States	Record daily precipitation	42.2 mm (1.7 in)	36 of 100 (Notable)
Kulasekaram	India	Record daily precipitation	135.6 mm (5.3 in)	35 of 100 (Notable)
Monmouth	United States	Record daily precipitation	34.0 mm (1.3 in)	35 of 100 (Notable)
Columbus Junction	United States	Record daily precipitation	53.6 mm (2.1 in)	35 of 100 (Notable)
Wien	Austria	Record high maximum temperature	23.1 C (73.6 F)	34 of 100 (Routine)
Lethbridge Cda	Canada	Record daily snowfall	7.6 cm (3.0 in)	34 of 100 (Routine)
Banff	Canada	Record daily snowfall	6.1 cm (2.4 in)	34 of 100 (Routine)
Eichstatt-Landershofen	Germany	Record daily precipitation	30.4 mm (1.2 in)	34 of 100 (Routine)
Vlaklaagte	South Africa	Record daily precipitation	53.1 mm (2.1 in)	34 of 100 (Routine)
Kendall	United States	Record low minimum temperature	-13.3 C (8.1 F)	34 of 100 (Routine)
Buhta Providenja	Russia	Record daily precipitation	25.1 mm (1.0 in)	33 of 100 (Routine)
Gleichen	Canada	Record daily snowfall	9.9 cm (3.9 in)	32 of 100 (Routine)
Mt Pleasant 1 SW	United States	Record daily precipitation	34.5 mm (1.4 in)	32 of 100 (Routine)
Chemnitz	Germany	Record high minimum temperature	12.0 C (53.6 F)	31 of 100 (Routine)
Koyah	India	Record daily precipitation	96.3 mm (3.8 in)	31 of 100 (Routine)
Old Koreelah (McPherson)	Australia	Record daily precipitation	29.7 mm (1.2 in)	30 of 100 (Routine)
Brooks Ahrc	Canada	Record daily snowfall	22.9 cm (9.0 in)	30 of 100 (Routine)
Foremost	Canada	Record daily snowfall	25.4 cm (10.0 in)	30 of 100 (Routine)
Zagreb-Gric	Croatia	Record high minimum temperature	15.9 C (60.6 F)	30 of 100 (Routine)
Fernandina Beach	United States	Record low minimum temperature	9.4 C (48.9 F)	30 of 100 (Routine)
Beaver Mines	Canada	Record daily snowfall	8.9 cm (3.5 in)	29 of 100 (Routine)
Weihenstephan-Durnast	Germany	Record daily precipitation	41.5 mm (1.6 in)	29 of 100 (Routine)
Hvar	Croatia	Record high minimum temperature	19.1 C (66.4 F)	29 of 100 (Routine)
Nedumangad	India	Record daily precipitation	102.6 mm (4.0 in)	29 of 100 (Routine)
Ville Platte	United States	Record daily precipitation	46.2 mm (1.8 in)	29 of 100 (Routine)
Laura	Australia	Record daily precipitation	38.9 mm (1.5 in)	28 of 100 (Routine)
Rooikop	South Africa	Record daily precipitation	63.5 mm (2.5 in)	28 of 100 (Routine)
Kvikkjokk-Arrenjarka	Sweden	Record snow depth	26.0 cm (10.2 in)	28 of 100 (Routine)
Brunswick	United States	Record daily precipitation	35.1 mm (1.4 in)	28 of 100 (Routine)
Portage Wwtp	United States	Record low minimum temperature	-5.6 C (21.9 F)	28 of 100 (Routine)
Kottayam P.W.D	India	Record daily precipitation	125.7 mm (4.9 in)	27 of 100 (Routine)
Verhojansk	Russia	Record low minimum temperature	-34.2 C (-29.6 F)	27 of 100 (Routine)
Mamogaleskraal	South Africa	Record daily precipitation	36.0 mm (1.4 in)	27 of 100 (Routine)
Groenvlei (Skl)	South Africa	Record daily precipitation	31.5 mm (1.2 in)	27 of 100 (Routine)
Fairfield	United States	Record daily precipitation	40.4 mm (1.6 in)	27 of 100 (Routine)
Tecumseh 1S	United States	Record high minimum temperature	16.1 C (61.0 F)	27 of 100 (Routine)
Tipton	United States	Record daily precipitation	33.0 mm (1.3 in)	26 of 100 (Routine)
Blaine	United States	Record low maximum temperature	11.7 C (53.1 F)	26 of 100 (Routine)
Clearbrook	United States	Record low maximum temperature	11.1 C (52.0 F)	26 of 100 (Routine)
Landsburg	United States	Record low maximum temperature	7.2 C (45.0 F)	26 of 100 (Routine)
Big Creek	Canada	Record low maximum temperature	2.8 C (37.0 F)	25 of 100 (Routine)

Counts by Type and Timescale

423 records

Records set or tied on 12 October 1966 by type: Highest daily maximum 37, Lowest daily maximum 61, Highest daily minimum 69, Lowest daily minimum 49, Heaviest daily rainfall 174, Heaviest daily snowfall 28, Deepest snow cover 5.

Records on 12 October 1966 by type
Record type	Records
Highest daily maximum	37
Lowest daily maximum	61
Highest daily minimum	69
Lowest daily minimum	49
Heaviest daily rainfall	174
Heaviest daily snowfall	28
Deepest snow cover	5

Records on 12 October 1966 by timescale: all-time 0, monthly 8, daily 415.

How Much Records Were Beaten By

343 broken records

Margins by which the 343 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 220.0. Ties are not counted.

Top 20 by Significance

12 October 1966

Top 20 records on 12 October 1966 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
12 October 1966	Regensburg, DE	daily rain	27.4 mm (1.1 in)	17.2 mm (0.7 in)	52 years	63 of 100 (Major)
12 October 1966	Brooks 1, CA	monthly snowfall	20.3 cm (8.0 in)	7.6 cm (3.0 in)	48 years	50 of 100 (Notable)
12 October 1966	Karesuando, SE	daily snow depth	31.0 cm (12.2 in)	22.0 cm (8.7 in)	24 years	50 of 100 (Notable)
12 October 1966	Calgary Int'l A, CA	daily snowfall	11.7 cm (4.6 in)	9.2 cm (3.6 in)	66 years	48 of 100 (Notable)
12 October 1966	Cardston, CA	daily snowfall	15.2 cm (6.0 in)	15.2 cm (6.0 in)	48 years	48 of 100 (Notable)
12 October 1966	Mountain View, CA	daily snowfall	20.3 cm (8.0 in)	17.8 cm (7.0 in)	45 years	45 of 100 (Notable)
12 October 1966	Ranaghat, IN	daily rain	76.2 mm (3.0 in)	51.6 mm (2.0 in)	41 years	45 of 100 (Notable)
12 October 1966	Burlington Muni AP, US	daily rain	48.3 mm (1.9 in)	26.7 mm (1.1 in)	53 years	45 of 100 (Notable)
12 October 1966	Foremost, CA	daily rain	25.4 mm (1.0 in)	14.2 mm (0.6 in)	24 years	44 of 100 (Notable)
12 October 1966	Kautokeino, NO	daily snow depth	32.0 cm (12.6 in)	22.0 cm (8.7 in)	23 years	43 of 100 (Notable)
12 October 1966	Bad Muskau, DE	daily rain	26.2 mm (1.0 in)	12.0 mm (0.5 in)	36 years	42 of 100 (Notable)
12 October 1966	Thiruvananthapuram, IN	daily rain	156.8 mm (6.2 in)	66.4 mm (2.6 in)	37 years	42 of 100 (Notable)
12 October 1966	Caldwell, CA	daily snowfall	17.8 cm (7.0 in)	17.8 cm (7.0 in)	55 years	41 of 100 (Notable)
12 October 1966	Fort Macleod, CA	daily snowfall	16.0 cm (6.3 in)	8.4 cm (3.3 in)	66 years	40 of 100 (Notable)
12 October 1966	Galesburg, US	daily rain	35.6 mm (1.4 in)	18.6 mm (0.7 in)	64 years	40 of 100 (Notable)
12 October 1966	Carway, CA	daily snowfall	17.8 cm (7.0 in)	16.5 cm (6.5 in)	23 years	38 of 100 (Notable)
12 October 1966	Huell, DE	daily rain	31.9 mm (1.3 in)	15.3 mm (0.6 in)	32 years	38 of 100 (Notable)
12 October 1966	Manyberries Cda, CA	daily snowfall	12.7 cm (5.0 in)	12.7 cm (5.0 in)	37 years	36 of 100 (Notable)
12 October 1966	Ixmiquilpan (Smn), MX	daily rain	39.4 mm (1.6 in)	22.6 mm (0.9 in)	36 years	36 of 100 (Notable)
12 October 1966	Geneseo, US	daily rain	42.2 mm (1.7 in)	13.0 mm (0.5 in)	64 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

1805 to 1966

Records set or tied on this calendar date in each year from 1805 to 1966. 1966 had 423 records.

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

Records on 10-12 in each year
Year	Records
1805	2
1809	1
1810	1
1814	3
1822	1
1839	1
1841	1
1843	1
1850	1
1852	1
1854	1
1859	1
1860	2
1861	1
1867	1
1871	3
1873	2
1875	2
1876	5
1879	2
1881	2
1884	1
1885	2
1886	1
1887	2
1888	1
1889	1
1890	3
1891	1
1892	1
1893	2
1894	2
1895	2
1896	3
1897	3
1898	2
1899	3
1900	2
1901	6
1902	14
1903	16
1904	30
1905	13
1906	16
1907	10
1908	13
1909	30
1910	13
1911	10
1912	30
1913	33
1914	17
1915	34
1916	29
1917	53
1918	29
1919	53
1920	79
1921	102
1922	21
1923	200
1924	129
1925	107
1926	201
1927	195
1928	714
1929	165
1930	606
1931	283
1932	398
1933	155
1934	477
1935	209
1936	301
1937	185
1938	470
1939	198
1940	235
1941	226
1942	540
1943	418
1944	274
1945	321
1946	554
1947	358
1948	311
1949	725
1950	594
1951	391
1952	352
1953	252
1954	911
1955	383
1956	899
1957	473
1958	448
1959	501
1960	449
1961	436
1962	971
1963	459
1964	636
1965	157
1966	423
1967	623
1968	443
1969	1,828
1970	763
1971	382
1972	412
1973	673
1974	369
1975	830
1976	582
1977	832
1978	525
1979	898
1980	741
1981	1,201
1982	777
1983	992
1984	636
1985	872
1986	1,510
1987	1,530
1988	1,015
1989	543
1990	1,325
1991	948
1992	865
1993	1,145
1994	934
1995	1,238
1996	816
1997	1,851
1998	741
1999	641
2000	1,095
2001	1,194
2002	1,139
2003	1,043
2004	750
2005	872
2006	1,357
2007	566
2008	1,669
2009	2,300
2010	797
2011	906
2012	921
2013	558
2014	514
2015	964
2016	374
2017	1,068
2018	1,195
2019	1,321
2020	655
2021	1,294
2022	439
2023	904
2024	958
2025	624
2026	768

Download the Data

Data for records on 1966-10-12: 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 50	323
50 to 100	13
100 to 150	1
150 to 200	4
200 to 250	2