Weather Records on 11 December 1978

678 weather records were set or tied worldwide on 11 December 1978. Highest significance: Kaycee, US.

Key Facts for 11 December 1978

On 11 December 1978, 678 weather records were set or tied at long-record stations worldwide.
101 were record highs and 295 were record lows, counting maximum and minimum temperature.
By timescale, 2 were all-time records, 14 monthly and 662 daily.
Kaycee set a daily record snow depth of 30.5 cm (12.0 in) on 11 December 1978.
Across 154 earlier years (1796 to 2025) the same calendar date averaged 471 records.

Record Map

678 stations

678 station records on 11 December 1978 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 11 December 1978: highest significance records shown on the map
Station	Country	Type	Value	Significance
Kaycee	United States	Record snow depth	30.5 cm (12.0 in)	70 of 100 (Major)
Kugali	Kazakhstan	Record daily precipitation	36.5 mm (1.4 in)	66 of 100 (Major)
Red Lodge	United States	Record snow depth	119.4 cm (47.0 in)	65 of 100 (Major)
Dorset	South Africa	Record daily precipitation	200.0 mm (7.9 in)	52 of 100 (Notable)
Martin	United States	Record snow depth	35.6 cm (14.0 in)	52 of 100 (Notable)
Crescent Lake Nwr	United States	Record snow depth	25.4 cm (10.0 in)	51 of 100 (Notable)
Fowler 1 SE	United States	Record snow depth	10.2 cm (4.0 in)	49 of 100 (Notable)
Dull Ctr 1SE	United States	Record snow depth	38.1 cm (15.0 in)	46 of 100 (Notable)
Van der Waltshoek	South Africa	Record daily precipitation	57.5 mm (2.3 in)	45 of 100 (Notable)
Chadron 3SW	United States	Record snow depth	30.5 cm (12.0 in)	45 of 100 (Notable)
David City 4E	United States	Record snow depth	20.3 cm (8.0 in)	44 of 100 (Notable)
Billings Intl AP	United States	Record snow depth	53.3 cm (21.0 in)	44 of 100 (Notable)
Comstock	United States	Record snow depth	35.6 cm (14.0 in)	43 of 100 (Notable)
Baddeck	Canada	Record low minimum temperature	-13.3 C (8.1 F)	42 of 100 (Notable)
Usina Paineiras (Dnos)	Brazil	Record daily precipitation	122.8 mm (4.8 in)	41 of 100 (Notable)
Pedernal 9 E	United States	Record snow depth	30.5 cm (12.0 in)	41 of 100 (Notable)
W Palm Beach Intl AP	United States	Record daily precipitation	51.6 mm (2.0 in)	40 of 100 (Notable)
Caiana	Brazil	Record daily precipitation	77.4 mm (3.0 in)	39 of 100 (Notable)
Merriman	United States	Record snow depth	22.9 cm (9.0 in)	38 of 100 (Notable)
Stanton	United States	Record snow depth	17.8 cm (7.0 in)	38 of 100 (Notable)
Anatone	United States	Record daily snowfall	20.3 cm (8.0 in)	38 of 100 (Notable)
Minatitlan	Mexico	Record daily precipitation	98.3 mm (3.9 in)	36 of 100 (Notable)
Guacui	Brazil	Record daily precipitation	92.0 mm (3.6 in)	35 of 100 (Notable)
Onawa 3NW	United States	Record snow depth	27.9 cm (11.0 in)	35 of 100 (Notable)
Grand Junction Walker Fld	United States	Record low minimum temperature	-20.0 C (-4.0 F)	35 of 100 (Notable)
Nicosia	Cyprus	Record low maximum temperature	12.1 C (53.8 F)	34 of 100 (Routine)
Ft Lauderdale	United States	Record daily precipitation	61.5 mm (2.4 in)	34 of 100 (Routine)
Bridger 2 N	United States	Record snow depth	35.6 cm (14.0 in)	34 of 100 (Routine)
Kingsley Dam	United States	Record snow depth	20.3 cm (8.0 in)	34 of 100 (Routine)
Chestnut Hill	United States	Record daily snowfall	10.2 cm (4.0 in)	33 of 100 (Routine)
Lewistown AP	United States	Record snow depth	38.1 cm (15.0 in)	33 of 100 (Routine)
Casino Airport	Australia	Record daily precipitation	42.4 mm (1.7 in)	32 of 100 (Routine)
Ponte de Itabapoana	Brazil	Record daily precipitation	76.4 mm (3.0 in)	32 of 100 (Routine)
Sussex	Canada	Record low maximum temperature	-16.0 C (3.2 F)	32 of 100 (Routine)
Elliotdale (Tnk)	South Africa	Record daily precipitation	40.0 mm (1.6 in)	32 of 100 (Routine)
Zaaiplaats	South Africa	Record daily precipitation	48.5 mm (1.9 in)	32 of 100 (Routine)
Eastport	United States	Record low minimum temperature	-19.4 C (-2.9 F)	32 of 100 (Routine)
Oelrichs	United States	Record snow depth	27.9 cm (11.0 in)	32 of 100 (Routine)
Serowe	Botswana	Record daily precipitation	59.5 mm (2.3 in)	31 of 100 (Routine)
Vanderbilt 11ENE	United States	Record daily snowfall	12.7 cm (5.0 in)	31 of 100 (Routine)
Dulce	United States	Record low minimum temperature	-30.6 C (-23.1 F)	31 of 100 (Routine)
Hooker 12 NNW	United States	Record daily snowfall	29.0 cm (11.4 in)	31 of 100 (Routine)
Marshall	United States	Record low minimum temperature	-9.4 C (15.1 F)	31 of 100 (Routine)
Nenzel 20 S	United States	Record snow depth	25.4 cm (10.0 in)	30 of 100 (Routine)
Taos	United States	Record low minimum temperature	-22.2 C (-8.0 F)	30 of 100 (Routine)
Blanco	United States	Record low minimum temperature	-9.4 C (15.1 F)	30 of 100 (Routine)
Grand Junction Walker Fld	United States	Record snow depth	12.7 cm (5.0 in)	30 of 100 (Routine)
Petrified Forest Np	United States	Record low minimum temperature	-19.4 C (-2.9 F)	29 of 100 (Routine)
Stuart	United States	Record daily precipitation	43.7 mm (1.7 in)	29 of 100 (Routine)
Charleston	United States	Record low minimum temperature	-10.6 C (12.9 F)	29 of 100 (Routine)
Llano	United States	Record low minimum temperature	-9.4 C (15.1 F)	29 of 100 (Routine)
Little Nerang Dam	Australia	Record daily precipitation	50.2 mm (2.0 in)	28 of 100 (Routine)
De Wagendrift	South Africa	Record daily precipitation	32.5 mm (1.3 in)	28 of 100 (Routine)
Clifton	United States	Record low minimum temperature	-7.2 C (19.0 F)	28 of 100 (Routine)
Melstone	United States	Record snow depth	38.1 cm (15.0 in)	28 of 100 (Routine)
Harrisburg 12WNW	United States	Record daily snowfall	7.6 cm (3.0 in)	28 of 100 (Routine)
Junction 4SSW	United States	Record low minimum temperature	-8.3 C (17.1 F)	28 of 100 (Routine)
Sugar Land	United States	Record low minimum temperature	-5.0 C (23.0 F)	28 of 100 (Routine)
Atilio Vivacqua	Brazil	Record daily precipitation	50.4 mm (2.0 in)	27 of 100 (Routine)
Pte de la Hague	France	Record high maximum temperature	16.2 C (61.2 F)	27 of 100 (Routine)

Counts by Type and Timescale

678 records

Records set or tied on 11 December 1978 by type: Highest daily maximum 55, Lowest daily maximum 79, Highest daily minimum 46, Lowest daily minimum 216, Heaviest daily rainfall 167, Heaviest daily snowfall 18, Deepest snow cover 97.

Records on 11 December 1978 by type
Record type	Records
Highest daily maximum	55
Lowest daily maximum	79
Highest daily minimum	46
Lowest daily minimum	216
Heaviest daily rainfall	167
Heaviest daily snowfall	18
Deepest snow cover	97

Records on 11 December 1978 by timescale: all-time 2, monthly 14, daily 662.

How Much Records Were Beaten By

554 broken records

Margins by which the 554 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 711.0. Ties are not counted.

Top 20 by Significance

11 December 1978

Top 20 records on 11 December 1978 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
11 December 1978	Kaycee, US	daily snow depth	30.5 cm (12.0 in)	17.8 cm (7.0 in)	76 years	70 of 100 (Major)
11 December 1978	Kugali, KZ	monthly rain	36.5 mm (1.4 in)	19.5 mm (0.8 in)	35 years	66 of 100 (Major)
11 December 1978	Red Lodge, US	daily snow depth	119.4 cm (47.0 in)	71.1 cm (28.0 in)	59 years	65 of 100 (Major)
11 December 1978	Dorset, ZA	all-time rain	200.0 mm (7.9 in)	40.0 mm (1.6 in)	0 years	52 of 100 (Notable)
11 December 1978	Martin, US	daily snow depth	35.6 cm (14.0 in)	20.4 cm (8.0 in)	31 years	52 of 100 (Notable)
11 December 1978	Crescent Lake Nwr, US	daily snow depth	25.4 cm (10.0 in)	20.3 cm (8.0 in)	40 years	51 of 100 (Notable)
11 December 1978	Fowler 1 SE, US	daily snow depth	10.2 cm (4.0 in)	10.2 cm (4.0 in)	75 years	49 of 100 (Notable)
11 December 1978	Dull Ctr 1SE, US	daily snow depth	38.1 cm (15.0 in)	22.9 cm (9.0 in)	5 years	46 of 100 (Notable)
11 December 1978	Van der Waltshoek, ZA	daily rain	57.5 mm (2.3 in)	33.9 mm (1.3 in)	24 years	45 of 100 (Notable)
11 December 1978	Chadron 3SW, US	daily snow depth	30.5 cm (12.0 in)	15.3 cm (6.0 in)	23 years	45 of 100 (Notable)
11 December 1978	David City 4E, US	daily snow depth	20.3 cm (8.0 in)	10.1 cm (4.0 in)	79 years	44 of 100 (Notable)
11 December 1978	Billings Intl AP, US	daily snow depth	53.3 cm (21.0 in)	33.0 cm (13.0 in)	5 years	44 of 100 (Notable)
11 December 1978	Comstock, US	daily snow depth	35.6 cm (14.0 in)	28.0 cm (11.0 in)	3 years	43 of 100 (Notable)
11 December 1978	Baddeck, CA	daily low min	-13.3 C (8.1 F)	1.1 C (2.0 F)	101 years	42 of 100 (Notable)
11 December 1978	Usina Paineiras (Dnos), BR	all-time rain	122.8 mm (4.8 in)	17.8 mm (0.7 in)	28 years	41 of 100 (Notable)
11 December 1978	Pedernal 9 E, US	daily snow depth	30.5 cm (12.0 in)	20.3 cm (8.0 in)	7 years	41 of 100 (Notable)
11 December 1978	W Palm Beach Intl AP, US	daily rain	51.6 mm (2.0 in)	40.9 mm (1.6 in)	11 years	40 of 100 (Notable)
11 December 1978	Caiana, BR	daily rain	77.4 mm (3.0 in)	45.0 mm (1.8 in)	27 years	39 of 100 (Notable)
11 December 1978	Merriman, US	daily snow depth	22.9 cm (9.0 in)	12.7 cm (5.0 in)	1 year	38 of 100 (Notable)
11 December 1978	Stanton, US	daily snow depth	17.8 cm (7.0 in)	12.7 cm (5.0 in)	63 years	38 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

1796 to 1978

Records set or tied on this calendar date in each year from 1796 to 1978. 1978 had 678 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 1978-12-11: 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 2026-10-16. Last revised 16 October 2026 (2026-10-16).

Margin	Records
0 to 100	528
100 to 200	18
200 to 300	6
300 to 400	1
400 to 500	0
500 to 600	0
600 to 700	0
700 to 800	1