Weather Records on 29 December 1966

719 weather records were set or tied worldwide on 29 December 1966. Highest significance: Bergland Dam, US.

Key Facts for 29 December 1966

On 29 December 1966, 719 weather records were set or tied at long-record stations worldwide.
23 were record highs and 250 were record lows, counting maximum and minimum temperature.
By timescale, 0 were all-time records, 14 monthly and 705 daily.
Bergland Dam set a daily record snowfall of 36.3 cm (14.3 in) on 29 December 1966.
Across 161 earlier years (1799 to 2025) the same calendar date averaged 481 records.

Record Map

719 stations

719 station records on 29 December 1966 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 29 December 1966: highest significance records shown on the map
Station	Country	Type	Value	Significance
Bergland Dam	United States	Record daily snowfall	36.3 cm (14.3 in)	61 of 100 (Major)
Concordia ASOS	United States	Record snow depth	30.5 cm (12.0 in)	55 of 100 (Notable)
Bradford Cntrl Fs	United States	Record daily precipitation	53.1 mm (2.1 in)	52 of 100 (Notable)
The Forks	United States	Record daily precipitation	50.8 mm (2.0 in)	51 of 100 (Notable)
Columbia 2SSE	United States	Record snow depth	20.3 cm (8.0 in)	49 of 100 (Notable)
Teuschnitz	Germany	Record daily precipitation	37.0 mm (1.5 in)	47 of 100 (Notable)
Ashton 1N	United States	Record daily snowfall	20.3 cm (8.0 in)	46 of 100 (Notable)
Ellsworth	United States	Record snow depth	20.3 cm (8.0 in)	46 of 100 (Notable)
Rutland	United States	Record daily precipitation	35.8 mm (1.4 in)	46 of 100 (Notable)
Alton 1 W	United States	Record snow depth	27.9 cm (11.0 in)	44 of 100 (Notable)
La Pocatiere Cda	Canada	Record daily snowfall	32.3 cm (12.7 in)	41 of 100 (Notable)
Hays 1 S	United States	Record snow depth	25.4 cm (10.0 in)	40 of 100 (Notable)
Guanambi	Brazil	Record daily precipitation	76.5 mm (3.0 in)	39 of 100 (Notable)
Ogdensburg 4 NE	United States	Record snow depth	25.4 cm (10.0 in)	39 of 100 (Notable)
Paragonah	United States	Record daily snowfall	25.4 cm (10.0 in)	39 of 100 (Notable)
Port Dover	Canada	Record daily snowfall	15.2 cm (6.0 in)	38 of 100 (Notable)
Union Springs 9 S	United States	Record daily precipitation	81.3 mm (3.2 in)	38 of 100 (Notable)
Belvidere	United States	Record snow depth	38.1 cm (15.0 in)	38 of 100 (Notable)
La Pocatiere Cda	Canada	Record daily precipitation	32.3 mm (1.3 in)	37 of 100 (Notable)
Chaska	United States	Record daily snowfall	15.2 cm (6.0 in)	37 of 100 (Notable)
Franklin	United States	Record snow depth	25.4 cm (10.0 in)	37 of 100 (Notable)
Santa Fe	United States	Record low minimum temperature	-18.3 C (-0.9 F)	37 of 100 (Notable)
Ulamambri Post Office	Australia	Record daily precipitation	37.3 mm (1.5 in)	36 of 100 (Notable)
Winona	United States	Record snow depth	33.0 cm (13.0 in)	36 of 100 (Notable)
East Anaconda	United States	Record daily snowfall	10.2 cm (4.0 in)	36 of 100 (Notable)
Phillipsburg	United States	Record daily precipitation	40.6 mm (1.6 in)	36 of 100 (Notable)
Canning Downs	Australia	Record daily precipitation	27.7 mm (1.1 in)	35 of 100 (Notable)
Toowoomba	Australia	Record daily precipitation	49.8 mm (2.0 in)	35 of 100 (Notable)
Elberton 2 N	United States	Record daily precipitation	54.4 mm (2.1 in)	35 of 100 (Notable)
Grundy Ctr	United States	Record daily snowfall	10.2 cm (4.0 in)	35 of 100 (Notable)
Houlton	United States	Record daily snowfall	17.8 cm (7.0 in)	34 of 100 (Routine)
Montreal/St-Hubert A	Canada	Record daily snowfall	28.2 cm (11.1 in)	33 of 100 (Routine)
Faribault	United States	Record daily snowfall	20.3 cm (8.0 in)	33 of 100 (Routine)
Oswego	United States	Record daily snowfall	21.1 cm (8.3 in)	33 of 100 (Routine)
Saint Johnsbury	United States	Record daily precipitation	25.1 mm (1.0 in)	33 of 100 (Routine)
Mungindi Post Office	Australia	Record daily precipitation	25.4 mm (1.0 in)	32 of 100 (Routine)
Corona	United States	Record low minimum temperature	-21.1 C (-6.0 F)	32 of 100 (Routine)
Pasamonte	United States	Record low minimum temperature	-24.4 C (-11.9 F)	32 of 100 (Routine)
Sulphur Springs	United States	Record low maximum temperature	0.6 C (33.1 F)	32 of 100 (Routine)
Brillion	United States	Record daily snowfall	22.9 cm (9.0 in)	32 of 100 (Routine)
Burnett 3 S	United States	Record snow depth	25.4 cm (10.0 in)	32 of 100 (Routine)
Bad Bruckenau (A)	Germany	Record daily precipitation	25.0 mm (1.0 in)	31 of 100 (Routine)
Rocky Ford 2 SE	United States	Record low minimum temperature	-23.9 C (-11.0 F)	31 of 100 (Routine)
Hedley	Canada	Record daily snowfall	11.9 cm (4.7 in)	30 of 100 (Routine)
Disraeli	Canada	Record daily snowfall	35.3 cm (13.9 in)	30 of 100 (Routine)
Bell Falls	Canada	Record daily snowfall	25.4 cm (10.0 in)	30 of 100 (Routine)
Bothaville (Mun)	South Africa	Record daily precipitation	36.0 mm (1.4 in)	30 of 100 (Routine)
Sigourney	United States	Record daily snowfall	11.9 cm (4.7 in)	30 of 100 (Routine)
Las Vegas 2 NW	United States	Record low minimum temperature	-25.6 C (-14.1 F)	30 of 100 (Routine)
Roy	United States	Record low minimum temperature	-21.7 C (-7.1 F)	30 of 100 (Routine)
Plymouth Wwtp	United States	Record snow depth	27.9 cm (11.0 in)	30 of 100 (Routine)
Centennial 1NE	United States	Record low minimum temperature	-21.1 C (-6.0 F)	30 of 100 (Routine)
Farnham	Canada	Record daily snowfall	18.8 cm (7.4 in)	29 of 100 (Routine)
Cedaredge	United States	Record low minimum temperature	-20.6 C (-5.1 F)	29 of 100 (Routine)
Lewiston	United States	Record daily precipitation	28.7 mm (1.1 in)	29 of 100 (Routine)
Elkton	United States	Record snow depth	22.9 cm (9.0 in)	29 of 100 (Routine)
Ironwood	United States	Record daily snowfall	20.8 cm (8.2 in)	29 of 100 (Routine)
Regina	United States	Record low maximum temperature	-6.1 C (21.0 F)	29 of 100 (Routine)
Brady	United States	Record low minimum temperature	-8.9 C (16.0 F)	29 of 100 (Routine)
Enosburg Falls	United States	Record daily snowfall	17.8 cm (7.0 in)	29 of 100 (Routine)

Counts by Type and Timescale

719 records

Records set or tied on 29 December 1966 by type: Highest daily maximum 8, Lowest daily maximum 95, Highest daily minimum 15, Lowest daily minimum 155, Heaviest daily rainfall 282, Heaviest daily snowfall 106, Deepest snow cover 58.

Records on 29 December 1966 by type
Record type	Records
Highest daily maximum	8
Lowest daily maximum	95
Highest daily minimum	15
Lowest daily minimum	155
Heaviest daily rainfall	282
Heaviest daily snowfall	106
Deepest snow cover	58

Records on 29 December 1966 by timescale: all-time 0, monthly 14, daily 705.

How Much Records Were Beaten By

589 broken records

Margins by which the 589 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 223.0. Ties are not counted.

Top 20 by Significance

29 December 1966

Top 20 records on 29 December 1966 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
29 December 1966	Bergland Dam, US	daily snowfall	36.3 cm (14.3 in)	22.3 cm (8.8 in)	47 years	61 of 100 (Major)
29 December 1966	Concordia ASOS, US	daily snow depth	30.5 cm (12.0 in)	20.3 cm (8.0 in)	27 years	55 of 100 (Notable)
29 December 1966	Bradford Cntrl Fs, US	monthly rain	53.1 mm (2.1 in)	19.3 mm (0.8 in)	4 years	52 of 100 (Notable)
29 December 1966	The Forks, US	daily rain	50.8 mm (2.0 in)	26.7 mm (1.1 in)	44 years	51 of 100 (Notable)
29 December 1966	Columbia 2SSE, US	daily snow depth	20.3 cm (8.0 in)	12.7 cm (5.0 in)	31 years	49 of 100 (Notable)
29 December 1966	Teuschnitz, DE	daily rain	37.0 mm (1.5 in)	24.0 mm (0.9 in)	25 years	47 of 100 (Notable)
29 December 1966	Ashton 1N, US	daily snowfall	20.3 cm (8.0 in)	10.1 cm (4.0 in)	53 years	46 of 100 (Notable)
29 December 1966	Ellsworth, US	daily snow depth	20.3 cm (8.0 in)	15.2 cm (6.0 in)	13 years	46 of 100 (Notable)
29 December 1966	Rutland, US	daily rain	35.8 mm (1.4 in)	19.0 mm (0.7 in)	40 years	46 of 100 (Notable)
29 December 1966	Alton 1 W, US	daily snow depth	27.9 cm (11.0 in)	12.7 cm (5.0 in)	55 years	44 of 100 (Notable)
29 December 1966	La Pocatiere Cda, CA	daily snowfall	32.3 cm (12.7 in)	14.5 cm (5.7 in)	36 years	41 of 100 (Notable)
29 December 1966	Hays 1 S, US	daily snow depth	25.4 cm (10.0 in)	10.2 cm (4.0 in)	48 years	40 of 100 (Notable)
29 December 1966	Guanambi, BR	daily rain	76.5 mm (3.0 in)	46.5 mm (1.8 in)	20 years	39 of 100 (Notable)
29 December 1966	Ogdensburg 4 NE, US	monthly snow depth	25.4 cm (10.0 in)	2.5 cm (1.0 in)	63 years	39 of 100 (Notable)
29 December 1966	Paragonah, US	daily snowfall	25.4 cm (10.0 in)	10.2 cm (4.0 in)	51 years	39 of 100 (Notable)
29 December 1966	Port Dover, CA	daily snowfall	15.2 cm (6.0 in)	1.7 cm (0.7 in)	89 years	38 of 100 (Notable)
29 December 1966	Union Springs 9 S, US	daily rain	81.3 mm (3.2 in)	30.2 mm (1.2 in)	51 years	38 of 100 (Notable)
29 December 1966	Belvidere, US	daily snow depth	38.1 cm (15.0 in)	17.8 cm (7.0 in)	5 years	38 of 100 (Notable)
29 December 1966	La Pocatiere Cda, CA	daily rain	32.3 mm (1.3 in)	14.5 mm (0.6 in)	36 years	37 of 100 (Notable)
29 December 1966	Chaska, US	daily snowfall	15.2 cm (6.0 in)	11.4 cm (4.5 in)	20 years	37 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

1799 to 1966

Records set or tied on this calendar date in each year from 1799 to 1966. 1966 had 719 records.

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

Records on 12-29 in each year
Year	Records
1799	1
1810	1
1824	1
1829	1
1839	2
1853	2
1864	1
1865	1
1866	1
1867	1
1868	2
1870	1
1871	1
1872	2
1873	1
1874	2
1876	2
1877	2
1878	1
1880	6
1881	4
1882	2
1884	1
1885	1
1886	1
1887	3
1889	2
1890	7
1891	3
1893	2
1894	3
1895	1
1896	1
1897	8
1898	7
1899	4
1900	1
1901	18
1902	8
1903	10
1904	16
1905	19
1906	14
1907	10
1908	21
1909	18
1910	7
1911	6
1912	52
1913	12
1914	46
1915	47
1916	69
1917	145
1918	33
1919	157
1920	68
1921	60
1922	42
1923	126
1924	119
1925	209
1926	117
1927	350
1928	93
1929	262
1930	96
1931	363
1932	192
1933	479
1934	406
1935	392
1936	552
1937	280
1938	178
1939	272
1940	648
1941	110
1942	458
1943	232
1944	226
1945	497
1946	1,122
1947	310
1948	711
1949	217
1950	286
1951	571
1952	156
1953	205
1954	955
1955	373
1956	563
1957	527
1958	442
1959	251
1960	404
1961	525
1962	754
1963	285
1964	533
1965	634
1966	719
1967	867
1968	1,028
1969	964
1970	694
1971	660
1972	1,001
1973	674
1974	719
1975	646
1976	748
1977	656
1978	1,349
1979	830
1980	959
1981	713
1982	1,565
1983	2,576
1984	2,687
1985	551
1986	752
1987	1,484
1988	1,082
1989	633
1990	1,861
1991	630
1992	1,099
1993	905
1994	965
1995	1,202
1996	2,213
1997	1,114
1998	783
1999	1,207
2000	1,677
2001	599
2002	959
2003	951
2004	909
2005	858
2006	1,219
2007	1,046
2008	753
2009	1,027
2010	1,308
2011	748
2012	805
2013	714
2014	506
2015	1,440
2016	620
2017	1,559
2018	440
2019	1,471
2020	504
2021	1,098
2022	516
2023	900
2024	931
2025	637

Download the Data

Data for records on 1966-12-29: 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).

Histogram of margins by which records were beaten on 29 December 1966
Margin	Records
0 to 50	533
50 to 100	33
100 to 150	17
150 to 200	4
200 to 250	2