Weather Records on 11 December 1966

525 weather records were set or tied worldwide on 11 December 1966. Highest significance: Ranaghat, IN.

Key Facts for 11 December 1966

On 11 December 1966, 525 weather records were set or tied at long-record stations worldwide.
282 were record highs and 130 were record lows, counting maximum and minimum temperature.
By timescale, 0 were all-time records, 16 monthly and 509 daily.
Ranaghat set a daily record precipitation of 30.8 mm (1.2 in) on 11 December 1966.
Across 154 earlier years (1796 to 2025) the same calendar date averaged 472 records.

Record Map

525 stations

525 station records on 11 December 1966 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 11 December 1966: highest significance records shown on the map
Station	Country	Type	Value	Significance
Ranaghat	India	Record daily precipitation	30.8 mm (1.2 in)	55 of 100 (Notable)
Johnstown	United States	Record daily precipitation	50.8 mm (2.0 in)	48 of 100 (Notable)
Wytheville	United States	Record daily precipitation	43.2 mm (1.7 in)	48 of 100 (Notable)
Oran-Hopital Militaire	Algeria	Record low minimum temperature	2.0 C (35.6 F)	43 of 100 (Notable)
Sangola	India	Record daily precipitation	38.0 mm (1.5 in)	43 of 100 (Notable)
Beerlaagte	South Africa	Record daily precipitation	40.0 mm (1.6 in)	40 of 100 (Notable)
Cape May 2 NW	United States	Record high maximum temperature	18.3 C (64.9 F)	40 of 100 (Notable)
Port Hastings	Canada	Record high minimum temperature	7.8 C (46.0 F)	39 of 100 (Notable)
Jefferson 2 E	United States	Record daily precipitation	49.0 mm (1.9 in)	39 of 100 (Notable)
Cortland	United States	Record high maximum temperature	19.4 C (66.9 F)	34 of 100 (Routine)
Belvidere	United States	Record high minimum temperature	7.2 C (45.0 F)	33 of 100 (Routine)
Salisbury	United States	Record high maximum temperature	16.7 C (62.1 F)	33 of 100 (Routine)
Robe Comparison	Australia	Record high maximum temperature	32.1 C (89.8 F)	31 of 100 (Routine)
Bar Harbor 3 NW	United States	Record high minimum temperature	7.2 C (45.0 F)	31 of 100 (Routine)
Adams	United States	Record high maximum temperature	17.2 C (63.0 F)	31 of 100 (Routine)
Tarboro 1 S	United States	Record high minimum temperature	11.7 C (53.1 F)	31 of 100 (Routine)
State College	United States	Record high maximum temperature	17.8 C (64.0 F)	31 of 100 (Routine)
Malsiras	India	Record daily precipitation	27.5 mm (1.1 in)	30 of 100 (Routine)
Middletown 2 NW	United States	Record high maximum temperature	16.7 C (62.1 F)	30 of 100 (Routine)
Port Jervis	United States	Record high maximum temperature	16.7 C (62.1 F)	30 of 100 (Routine)
Anadarko 3 E	United States	Record low minimum temperature	-12.8 C (9.0 F)	30 of 100 (Routine)
Huntingdon	United States	Record high maximum temperature	20.0 C (68.0 F)	30 of 100 (Routine)
Alpine	United States	Record low minimum temperature	-8.9 C (16.0 F)	30 of 100 (Routine)
Woodstock	United States	Record high maximum temperature	15.6 C (60.1 F)	30 of 100 (Routine)
Luz (Estacao)	Brazil	Record daily precipitation	78.8 mm (3.1 in)	29 of 100 (Routine)
Port Daniel	Canada	Record high maximum temperature	12.8 C (55.0 F)	29 of 100 (Routine)
Newark Ag Farm	United States	Record high minimum temperature	7.2 C (45.0 F)	29 of 100 (Routine)
Framingham	United States	Record high minimum temperature	10.0 C (50.0 F)	29 of 100 (Routine)
Sussex 1 NW	United States	Record high minimum temperature	6.1 C (43.0 F)	29 of 100 (Routine)
Ithaca Cornell UNIV	United States	Record high maximum temperature	17.8 C (64.0 F)	29 of 100 (Routine)
Lake Placid 2 S	United States	Record high maximum temperature	15.6 C (60.1 F)	29 of 100 (Routine)
Poughkeepsie	United States	Record high maximum temperature	18.3 C (64.9 F)	29 of 100 (Routine)
Weldon	United States	Record high maximum temperature	23.9 C (75.0 F)	29 of 100 (Routine)
Quakertown	United States	Record high maximum temperature	17.8 C (64.0 F)	29 of 100 (Routine)
W Chester 2 NW	United States	Record high minimum temperature	9.4 C (48.9 F)	29 of 100 (Routine)
Chelsea	United States	Record high maximum temperature	16.1 C (61.0 F)	29 of 100 (Routine)
Parrsboro	Canada	Record high minimum temperature	7.2 C (45.0 F)	28 of 100 (Routine)
Coleman 3 WNW	United States	Record high maximum temperature	21.1 C (70.0 F)	28 of 100 (Routine)
Chestnut Hill	United States	Record high minimum temperature	8.9 C (48.0 F)	28 of 100 (Routine)
Hyannis	United States	Record high minimum temperature	8.9 C (48.0 F)	28 of 100 (Routine)
Bethlehem	United States	Record high maximum temperature	15.0 C (59.0 F)	28 of 100 (Routine)
Little Falls City Rsch	United States	Record high maximum temperature	16.7 C (62.1 F)	28 of 100 (Routine)
Fayetteville (Pwc)	United States	Record high minimum temperature	11.7 C (53.1 F)	28 of 100 (Routine)
Jefferson 3SE	United States	Record low minimum temperature	-15.6 C (3.9 F)	28 of 100 (Routine)
Coatesville 1 SW	United States	Record high maximum temperature	20.6 C (69.1 F)	28 of 100 (Routine)
Montrose	United States	Record high maximum temperature	16.7 C (62.1 F)	28 of 100 (Routine)
Towanda 1 S	United States	Record high maximum temperature	18.9 C (66.0 F)	28 of 100 (Routine)
Bloomfield	United States	Record high maximum temperature	15.6 C (60.1 F)	28 of 100 (Routine)
Ksara	Lebanon	Record daily precipitation	48.0 mm (1.9 in)	27 of 100 (Routine)
Weston	United States	Record high minimum temperature	8.3 C (46.9 F)	27 of 100 (Routine)
Hanover	United States	Record high maximum temperature	16.1 C (61.0 F)	27 of 100 (Routine)
Lock Haven	United States	Record high maximum temperature	18.3 C (64.9 F)	27 of 100 (Routine)
Rio Grande City	United States	Record low minimum temperature	-2.2 C (28.0 F)	27 of 100 (Routine)
Charlottesville 2W	United States	Record high maximum temperature	20.0 C (68.0 F)	27 of 100 (Routine)
Goldsboro 4 SE	United States	Record high minimum temperature	12.8 C (55.0 F)	27 of 100 (Routine)
Bingil Bay	Australia	Record daily precipitation	62.2 mm (2.4 in)	26 of 100 (Routine)
Madison	United States	Record high maximum temperature	12.8 C (55.0 F)	26 of 100 (Routine)
Rockport 1 ESE	United States	Record high minimum temperature	7.8 C (46.0 F)	26 of 100 (Routine)
Morrisville 6 SW	United States	Record high maximum temperature	17.8 C (64.0 F)	26 of 100 (Routine)
Hanover	United States	Record high maximum temperature	20.6 C (69.1 F)	26 of 100 (Routine)

Counts by Type and Timescale

525 records

Records set or tied on 11 December 1966 by type: Highest daily maximum 167, Lowest daily maximum 30, Highest daily minimum 115, Lowest daily minimum 100, Heaviest daily rainfall 99, Heaviest daily snowfall 5, Deepest snow cover 9.

Records on 11 December 1966 by type
Record type	Records
Highest daily maximum	167
Lowest daily maximum	30
Highest daily minimum	115
Lowest daily minimum	100
Heaviest daily rainfall	99
Heaviest daily snowfall	5
Deepest snow cover	9

Records on 11 December 1966 by timescale: all-time 0, monthly 16, daily 509.

How Much Records Were Beaten By

405 broken records

Margins by which the 405 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 102.0. Ties are not counted.

Top 20 by Significance

11 December 1966

Top 20 records on 11 December 1966 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
11 December 1966	Ranaghat, IN	daily rain	30.8 mm (1.2 in)	30.8 mm (1.2 in)	64 years	55 of 100 (Notable)
11 December 1966	Johnstown, US	daily rain	50.8 mm (2.0 in)	25.4 mm (1.0 in)	13 years	48 of 100 (Notable)
11 December 1966	Wytheville, US	daily rain	43.2 mm (1.7 in)	17.8 mm (0.7 in)	71 years	48 of 100 (Notable)
11 December 1966	Oran-Hopital Militaire, DZ	daily low min	2.0 C (35.6 F)	3.0 C (5.4 F)	76 years	43 of 100 (Notable)
11 December 1966	Sangola, IN	daily rain	38.0 mm (1.5 in)	28.6 mm (1.1 in)	64 years	43 of 100 (Notable)
11 December 1966	Beerlaagte, ZA	daily rain	40.0 mm (1.6 in)	22.7 mm (0.9 in)	51 years	40 of 100 (Notable)
11 December 1966	Cape May 2 NW, US	daily high max	18.3 C (64.9 F)	2.7 C (4.9 F)	86 years	40 of 100 (Notable)
11 December 1966	Port Hastings, CA	daily high min	7.8 C (46.0 F)	3.4 C (6.1 F)	80 years	39 of 100 (Notable)
11 December 1966	Jefferson 2 E, US	daily rain	49.0 mm (1.9 in)	31.5 mm (1.2 in)	13 years	39 of 100 (Notable)
11 December 1966	Cortland, US	monthly high max	19.4 C (66.9 F)	1.1 C (2.0 F)	54 years	34 of 100 (Routine)
11 December 1966	Belvidere, US	daily high min	7.2 C (45.0 F)	3.3 C (5.9 F)	66 years	33 of 100 (Routine)
11 December 1966	Salisbury, US	daily high max	16.7 C (62.1 F)	3.9 C (7.0 F)	68 years	33 of 100 (Routine)
11 December 1966	Robe Comparison, AU	daily high max	32.1 C (89.8 F)	1.4 C (2.5 F)	69 years	31 of 100 (Routine)
11 December 1966	Bar Harbor 3 NW, US	daily high min	7.2 C (45.0 F)	2.8 C (5.0 F)	68 years	31 of 100 (Routine)
11 December 1966	Adams, US	daily high max	17.2 C (63.0 F)	2.8 C (5.0 F)	68 years	31 of 100 (Routine)
11 December 1966	Tarboro 1 S, US	daily high min	11.7 C (53.1 F)	1.1 C (2.0 F)	71 years	31 of 100 (Routine)
11 December 1966	State College, US	daily high max	17.8 C (64.0 F)	2.2 C (4.0 F)	68 years	31 of 100 (Routine)
11 December 1966	Malsiras, IN	daily rain	27.5 mm (1.1 in)	12.3 mm (0.5 in)	64 years	30 of 100 (Routine)
11 December 1966	Middletown 2 NW, US	daily high max	16.7 C (62.1 F)	1.7 C (3.1 F)	68 years	30 of 100 (Routine)
11 December 1966	Port Jervis, US	daily high max	16.7 C (62.1 F)	1.7 C (3.1 F)	68 years	30 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 525 records.

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

Records on 12-11 in each year
Year	Records
1796	2
1808	2
1815	2
1825	2
1841	1
1852	1
1855	2
1862	1
1868	1
1869	3
1871	4
1872	1
1876	2
1877	1
1878	2
1879	4
1880	2
1882	3
1886	1
1887	1
1889	1
1891	3
1892	2
1893	3
1894	1
1895	4
1897	2
1898	14
1899	5
1900	4
1901	5
1902	6
1903	2
1904	28
1905	15
1906	12
1907	30
1908	18
1909	7
1910	31
1911	49
1912	36
1913	8
1914	13
1915	93
1916	55
1917	103
1918	32
1919	40
1920	58
1921	49
1922	143
1923	88
1924	84
1925	81
1926	77
1927	232
1928	111
1929	345
1930	72
1931	762
1932	696
1933	260
1934	480
1935	290
1936	357
1937	839
1938	231
1939	626
1940	302
1941	353
1942	263
1943	196
1944	407
1945	234
1946	717
1947	342
1948	153
1949	1,201
1950	463
1951	261
1952	923
1953	157
1954	492
1955	312
1956	300
1957	517
1958	985
1959	322
1960	746
1961	1,300
1962	723
1963	604
1964	542
1965	1,216
1966	525
1967	945
1968	543
1969	587
1970	617
1971	900
1972	1,514
1973	334
1974	313
1975	454
1976	380
1977	1,182
1978	678
1979	847
1980	522
1981	949
1982	657
1983	971
1984	1,013
1985	1,471
1986	561
1987	639
1988	850
1989	584
1990	747
1991	1,102
1992	1,357
1993	749
1994	1,243
1995	1,837
1996	1,307
1997	1,203
1998	1,012
1999	769
2000	1,584
2001	626
2002	1,139
2003	646
2004	1,166
2005	816
2006	858
2007	1,613
2008	1,312
2009	1,091
2010	1,284
2011	416
2012	618
2013	737
2014	893
2015	1,183
2016	489
2017	670
2018	353
2019	442
2020	517
2021	1,175
2022	679
2023	814
2024	539
2025	1,691

Download the Data

Data for records on 1966-12-11: 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 2026-10-18. Last revised 18 October 2026 (2026-10-18).

Margin	Records
0 to 20	388
20 to 40	13
40 to 60	0
60 to 80	3
80 to 100	0
100 to 120	1