Weather Records on 12 December 1966

369 weather records were set or tied worldwide on 12 December 1966. Highest significance: Heerde, NL.

Key Facts for 12 December 1966

On 12 December 1966, 369 weather records were set or tied at long-record stations worldwide.
50 were record highs and 88 were record lows, counting maximum and minimum temperature.
By timescale, 1 were all-time records, 11 monthly and 357 daily.
Heerde set a daily record precipitation of 34.3 mm (1.4 in) on 12 December 1966.
Across 153 earlier years (1796 to 2025) the same calendar date averaged 469 records.

Record Map

369 stations

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

Weather records on 12 December 1966: highest significance records shown on the map
Station	Country	Type	Value	Significance
Heerde	Netherlands	Record daily precipitation	34.3 mm (1.4 in)	67 of 100 (Major)
Dullabcherra	India	Record daily precipitation	75.8 mm (3.0 in)	63 of 100 (Major)
Dewan	India	Record daily precipitation	40.3 mm (1.6 in)	63 of 100 (Major)
Putten (Gld)	Netherlands	Record daily precipitation	31.1 mm (1.2 in)	57 of 100 (Notable)
Arnhem	Netherlands	Record daily precipitation	26.1 mm (1.0 in)	57 of 100 (Notable)
Tamenlong	India	Record daily precipitation	37.0 mm (1.5 in)	50 of 100 (Notable)
Wildeperdehoek	South Africa	Record daily precipitation	48.8 mm (1.9 in)	45 of 100 (Notable)
Nordhorn	Germany	Record daily precipitation	29.0 mm (1.1 in)	43 of 100 (Notable)
Roelofarendsveen	Netherlands	Record daily precipitation	28.1 mm (1.1 in)	43 of 100 (Notable)
Denekamp	Netherlands	Record daily precipitation	25.4 mm (1.0 in)	39 of 100 (Notable)
Lisse	Netherlands	Record daily precipitation	26.6 mm (1.0 in)	38 of 100 (Notable)
Zegveld	Netherlands	Record daily precipitation	27.5 mm (1.1 in)	38 of 100 (Notable)
Abbeville	France	Record daily precipitation	27.0 mm (1.1 in)	37 of 100 (Notable)
Leiden	Netherlands	Record daily precipitation	28.2 mm (1.1 in)	37 of 100 (Notable)
Zandvoort	Netherlands	Record daily precipitation	26.1 mm (1.0 in)	36 of 100 (Notable)
Castricum	Netherlands	Record daily precipitation	26.3 mm (1.0 in)	36 of 100 (Notable)
Palayankottai	India	Record daily precipitation	82.5 mm (3.2 in)	35 of 100 (Notable)
Yalta	Ukraine	Record daily precipitation	49.2 mm (1.9 in)	35 of 100 (Notable)
Agartala	India	Record daily precipitation	33.0 mm (1.3 in)	33 of 100 (Routine)
White Rock Campbell Scientific	Canada	Record daily precipitation	32.5 mm (1.3 in)	32 of 100 (Routine)
Tirunelveli	India	Record daily precipitation	61.4 mm (2.4 in)	31 of 100 (Routine)
Mangochi	Malawi	Record daily precipitation	69.1 mm (2.7 in)	31 of 100 (Routine)
Nurina	Australia	Record daily precipitation	33.0 mm (1.3 in)	30 of 100 (Routine)
Crescent City 3 NNW	United States	Record high minimum temperature	12.2 C (54.0 F)	30 of 100 (Routine)
Warfield	Canada	Record daily precipitation	35.6 mm (1.4 in)	29 of 100 (Routine)
Pirmasens	Germany	Record daily precipitation	25.9 mm (1.0 in)	29 of 100 (Routine)
Council	United States	Record daily snowfall	15.2 cm (6.0 in)	29 of 100 (Routine)
Haig	Australia	Record daily precipitation	29.2 mm (1.1 in)	28 of 100 (Routine)
Las Vigas	Mexico	Record low maximum temperature	1.7 C (35.1 F)	28 of 100 (Routine)
Rio Grande City	United States	Record low minimum temperature	-5.6 C (21.9 F)	28 of 100 (Routine)
Saanich Dom Astro Obs	Canada	Record daily precipitation	35.6 mm (1.4 in)	27 of 100 (Routine)
Bad Bruckenau (A)	Germany	Record daily precipitation	26.6 mm (1.0 in)	27 of 100 (Routine)
Pablillo (Smn)	Mexico	Record low minimum temperature	-4.4 C (24.1 F)	27 of 100 (Routine)
Schellingwoude	Netherlands	Record daily precipitation	25.2 mm (1.0 in)	27 of 100 (Routine)
Brownsville	United States	Record low minimum temperature	-1.1 C (30.0 F)	27 of 100 (Routine)
Ko253Lpatti Sr	India	Record daily precipitation	44.0 mm (1.7 in)	26 of 100 (Routine)
Kailua 446	United States	Record high maximum temperature	28.9 C (84.0 F)	26 of 100 (Routine)
Seattle NAS	United States	Record daily precipitation	38.1 mm (1.5 in)	26 of 100 (Routine)
Frammersbach	Germany	Record daily precipitation	31.0 mm (1.2 in)	25 of 100 (Routine)
Lake Sutherland	United States	Record daily precipitation	53.3 mm (2.1 in)	25 of 100 (Routine)
Chemainus	Canada	Record daily precipitation	54.4 mm (2.1 in)	24 of 100 (Routine)
Chimacum 4 S	United States	Record daily precipitation	27.4 mm (1.1 in)	24 of 100 (Routine)
San Angelo	United States	Record low minimum temperature	-11.7 C (10.9 F)	24 of 100 (Routine)
Manchester	United States	Record high maximum temperature	13.9 C (57.0 F)	23 of 100 (Routine)
Ballinger 2 NW	United States	Record low minimum temperature	-11.1 C (12.0 F)	23 of 100 (Routine)
Midland 4 ENE	United States	Record low minimum temperature	-10.6 C (12.9 F)	23 of 100 (Routine)
Cowichan Bay Cherry Point	Canada	Record daily precipitation	32.5 mm (1.3 in)	22 of 100 (Routine)
Kaslo	Canada	Record daily precipitation	28.7 mm (1.1 in)	22 of 100 (Routine)
Amiens-Glisy	France	Record daily precipitation	29.4 mm (1.2 in)	22 of 100 (Routine)
Ambasamudram	India	Record daily precipitation	80.2 mm (3.2 in)	22 of 100 (Routine)
Ai-Petri	Ukraine	Record daily precipitation	68.5 mm (2.7 in)	22 of 100 (Routine)
De Ridder	United States	Record low maximum temperature	4.4 C (39.9 F)	22 of 100 (Routine)
Clatskanie	United States	Record daily precipitation	43.9 mm (1.7 in)	22 of 100 (Routine)
Marathon	United States	Record low minimum temperature	-13.3 C (8.1 F)	22 of 100 (Routine)
Waialua 847	United States	Record low minimum temperature	13.3 C (55.9 F)	22 of 100 (Routine)
Kellerberrin	Australia	Record low minimum temperature	9.0 C (48.2 F)	21 of 100 (Routine)
Southern Cross	Australia	Record low minimum temperature	8.9 C (48.0 F)	21 of 100 (Routine)
Eagle Pass 3N	United States	Record low minimum temperature	-7.8 C (18.0 F)	21 of 100 (Routine)
Hoofddorp	Netherlands	Record daily precipitation	22.3 mm (0.9 in)	20 of 100 (Routine)
Zolotonosha	Ukraine	Record daily precipitation	17.9 mm (0.7 in)	20 of 100 (Routine)

Counts by Type and Timescale

369 records

Records set or tied on 12 December 1966 by type: Highest daily maximum 25, Lowest daily maximum 38, Highest daily minimum 25, Lowest daily minimum 50, Heaviest daily rainfall 223, Heaviest daily snowfall 4, Deepest snow cover 4.

Records on 12 December 1966 by type
Record type	Records
Highest daily maximum	25
Lowest daily maximum	38
Highest daily minimum	25
Lowest daily minimum	50
Heaviest daily rainfall	223
Heaviest daily snowfall	4
Deepest snow cover	4

Records on 12 December 1966 by timescale: all-time 1, monthly 11, daily 357.

How Much Records Were Beaten By

309 broken records

Margins by which the 309 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 150.0. Ties are not counted.

Top 20 by Significance

12 December 1966

Top 20 records on 12 December 1966 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
12 December 1966	Heerde, NL	daily rain	34.3 mm (1.4 in)	18.8 mm (0.7 in)	68 years	67 of 100 (Major)
12 December 1966	Dullabcherra, IN	monthly rain	75.8 mm (3.0 in)	30.8 mm (1.2 in)	60 years	63 of 100 (Major)
12 December 1966	Dewan, IN	daily rain	40.3 mm (1.6 in)	32.4 mm (1.3 in)	59 years	63 of 100 (Major)
12 December 1966	Putten (Gld), NL	daily rain	31.1 mm (1.2 in)	16.6 mm (0.7 in)	49 years	57 of 100 (Notable)
12 December 1966	Arnhem, NL	daily rain	26.1 mm (1.0 in)	17.6 mm (0.7 in)	48 years	57 of 100 (Notable)
12 December 1966	Tamenlong, IN	daily rain	37.0 mm (1.5 in)	36.5 mm (1.4 in)	20 years	50 of 100 (Notable)
12 December 1966	Wildeperdehoek, ZA	daily rain	48.8 mm (1.9 in)	33.1 mm (1.3 in)	32 years	45 of 100 (Notable)
12 December 1966	Nordhorn, DE	daily rain	29.0 mm (1.1 in)	21.3 mm (0.8 in)	4 years	43 of 100 (Notable)
12 December 1966	Roelofarendsveen, NL	daily rain	28.1 mm (1.1 in)	18.3 mm (0.7 in)	1 year	43 of 100 (Notable)
12 December 1966	Denekamp, NL	daily rain	25.4 mm (1.0 in)	17.0 mm (0.7 in)	1 year	39 of 100 (Notable)
12 December 1966	Lisse, NL	daily rain	26.6 mm (1.0 in)	16.0 mm (0.6 in)	1 year	38 of 100 (Notable)
12 December 1966	Zegveld, NL	daily rain	27.5 mm (1.1 in)	15.6 mm (0.6 in)	1 year	38 of 100 (Notable)
12 December 1966	Abbeville, FR	daily rain	27.0 mm (1.1 in)	15.0 mm (0.6 in)	0 years	37 of 100 (Notable)
12 December 1966	Leiden, NL	daily rain	28.2 mm (1.1 in)	12.6 mm (0.5 in)	21 years	37 of 100 (Notable)
12 December 1966	Zandvoort, NL	daily rain	26.1 mm (1.0 in)	15.6 mm (0.6 in)	1 year	36 of 100 (Notable)
12 December 1966	Castricum, NL	daily rain	26.3 mm (1.0 in)	14.4 mm (0.6 in)	1 year	36 of 100 (Notable)
12 December 1966	Palayankottai, IN	daily rain	82.5 mm (3.2 in)	31.2 mm (1.2 in)	56 years	35 of 100 (Notable)
12 December 1966	Yalta, UA	daily rain	49.2 mm (1.9 in)	13.8 mm (0.5 in)	40 years	35 of 100 (Notable)
12 December 1966	Agartala, IN	daily rain	33.0 mm (1.3 in)	10.9 mm (0.4 in)	59 years	33 of 100 (Routine)
12 December 1966	White Rock Campbell Scientific, CA	daily rain	32.5 mm (1.3 in)	22.8 mm (0.9 in)	9 years	32 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

1796 to 1966

Records set or tied on this calendar date in each year from 1796 to 1966. 1966 had 369 records.

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

Records on 12-12 in each year
Year	Records
1796	2
1798	1
1802	1
1808	2
1814	1
1825	2
1831	1
1835	2
1846	1
1855	2
1861	1
1863	3
1870	2
1871	5
1873	2
1879	2
1882	3
1887	1
1889	1
1891	2
1892	2
1893	8
1894	3
1895	1
1896	4
1897	3
1898	20
1899	11
1900	5
1901	4
1902	7
1903	18
1904	20
1905	10
1906	14
1907	8
1908	25
1909	20
1910	39
1911	104
1912	53
1913	20
1914	19
1915	46
1916	115
1917	246
1918	33
1919	23
1920	41
1921	63
1922	61
1923	91
1924	130
1925	75
1926	143
1927	335
1928	234
1929	405
1930	45
1931	522
1932	813
1933	358
1934	430
1935	266
1936	142
1937	468
1938	103
1939	418
1940	621
1941	260
1942	257
1943	165
1944	688
1945	212
1946	761
1947	295
1948	282
1949	789
1950	364
1951	175
1952	501
1953	288
1954	696
1955	381
1956	441
1957	1,118
1958	884
1959	464
1960	710
1961	1,481
1962	1,495
1963	439
1964	459
1965	1,045
1966	369
1967	565
1968	727
1969	499
1970	366
1971	585
1972	1,669
1973	397
1974	191
1975	492
1976	319
1977	907
1978	382
1979	1,016
1980	583
1981	734
1982	867
1983	816
1984	808
1985	1,384
1986	408
1987	468
1988	1,030
1989	930
1990	676
1991	1,980
1992	818
1993	887
1994	1,172
1995	2,030
1996	1,391
1997	869
1998	1,103
1999	952
2000	2,510
2001	700
2002	683
2003	537
2004	727
2005	769
2006	886
2007	1,315
2008	1,424
2009	818
2010	1,501
2011	621
2012	684
2013	646
2014	1,040
2015	1,496
2016	530
2017	808
2018	256
2019	418
2020	507
2021	441
2022	767
2023	544
2024	328
2025	1,485

Download the Data

Data for records on 1966-12-12: 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 20	290
20 to 40	14
40 to 60	3
60 to 80	1
80 to 100	0
100 to 120	0
120 to 140	0
140 to 160	1