Weather Records on 18 December 1979

1,087 weather records were set or tied worldwide on 18 December 1979. Highest significance: Darrington Rs, US.

Key Facts for 18 December 1979

On 18 December 1979, 1,087 weather records were set or tied at long-record stations worldwide.
653 were record highs and 284 were record lows, counting maximum and minimum temperature.
By timescale, 0 were all-time records, 39 monthly and 1,048 daily.
Darrington Rs set a daily record precipitation of 91.4 mm (3.6 in) on 18 December 1979.
Across 156 earlier years (1793 to 2025) the same calendar date averaged 476 records.

Record Map

1,087 stations

1,087 station records on 18 December 1979 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 18 December 1979: highest significance records shown on the map
Station	Country	Type	Value	Significance
Darrington Rs	United States	Record daily precipitation	91.4 mm (3.6 in)	44 of 100 (Notable)
Glacier Rs	United States	Record daily precipitation	94.5 mm (3.7 in)	44 of 100 (Notable)
Abbeville	France	Record daily precipitation	37.6 mm (1.5 in)	42 of 100 (Notable)
Bay City Wtr Wks	United States	Record low maximum temperature	3.9 C (39.0 F)	41 of 100 (Notable)
Wauna 3 W	United States	Record daily precipitation	63.8 mm (2.5 in)	40 of 100 (Notable)
Bayview Model Basin	United States	Record daily precipitation	33.0 mm (1.3 in)	39 of 100 (Notable)
Diablo Dam	United States	Record daily precipitation	104.4 mm (4.1 in)	39 of 100 (Notable)
Aberdeen	United States	Record high maximum temperature	14.4 C (57.9 F)	38 of 100 (Notable)
Santa Ines	Brazil	Record daily precipitation	50.2 mm (2.0 in)	37 of 100 (Notable)
Chadron 3SW	United States	Record high maximum temperature	18.9 C (66.0 F)	37 of 100 (Notable)
Nicosia	Cyprus	Record high minimum temperature	10.8 C (51.4 F)	36 of 100 (Notable)
Warren	United States	Record high maximum temperature	12.8 C (55.0 F)	36 of 100 (Notable)
Concordia ASOS	United States	Record high maximum temperature	19.4 C (66.9 F)	36 of 100 (Notable)
Holyoke	United States	Record high maximum temperature	18.3 C (64.9 F)	35 of 100 (Notable)
Rosedale	United States	Record low maximum temperature	-1.7 C (28.9 F)	35 of 100 (Notable)
Geyser Rch	United States	Record high maximum temperature	17.2 C (63.0 F)	35 of 100 (Notable)
Goodland	United States	Record high maximum temperature	24.4 C (75.9 F)	35 of 100 (Notable)
Perth Regional Office	Australia	Record high minimum temperature	27.1 C (80.8 F)	34 of 100 (Routine)
Nitta Yuma	United States	Record low maximum temperature	-1.1 C (30.0 F)	34 of 100 (Routine)
Highmore	United States	Record high maximum temperature	15.6 C (60.1 F)	34 of 100 (Routine)
Boa Vista Do Tupim	Brazil	Record daily precipitation	61.6 mm (2.4 in)	33 of 100 (Routine)
Freehold-Marlboro	United States	Record low maximum temperature	-3.9 C (25.0 F)	33 of 100 (Routine)
Corvallis State UNIV	United States	Record high maximum temperature	17.2 C (63.0 F)	33 of 100 (Routine)
Cameron Falls	Canada	Record daily snowfall	13.0 cm (5.1 in)	32 of 100 (Routine)
Donaldsonville 4 SW	United States	Record low minimum temperature	-5.0 C (23.0 F)	32 of 100 (Routine)
Cedarville	United States	Record high maximum temperature	17.8 C (64.0 F)	31 of 100 (Routine)
Grafton	United States	Record low maximum temperature	-11.7 C (10.9 F)	31 of 100 (Routine)
Willapa Harbor	United States	Record daily precipitation	86.1 mm (3.4 in)	31 of 100 (Routine)
Holyoke	United States	Record high minimum temperature	1.7 C (35.1 F)	30 of 100 (Routine)
Fenn Rs	United States	Record high maximum temperature	12.8 C (55.0 F)	30 of 100 (Routine)
Ellendale	United States	Record high maximum temperature	11.7 C (53.1 F)	30 of 100 (Routine)
Belle Fourche	United States	Record high maximum temperature	23.3 C (73.9 F)	30 of 100 (Routine)
Port Isabel	United States	Record low minimum temperature	-0.6 C (30.9 F)	30 of 100 (Routine)
Stevens Pass	United States	Record daily precipitation	73.7 mm (2.9 in)	30 of 100 (Routine)
Newport	United States	Record low maximum temperature	-2.8 C (27.0 F)	29 of 100 (Routine)
Burlington	United States	Record high maximum temperature	23.3 C (73.9 F)	29 of 100 (Routine)
Norton 9SSE	United States	Record high maximum temperature	21.1 C (70.0 F)	29 of 100 (Routine)
Phillipsburg 1 SSE	United States	Record high maximum temperature	21.1 C (70.0 F)	29 of 100 (Routine)
Bridger 2 N	United States	Record high minimum temperature	5.6 C (42.1 F)	29 of 100 (Routine)
Chester	United States	Record high minimum temperature	5.0 C (41.0 F)	29 of 100 (Routine)
Bridgeport	United States	Record high maximum temperature	18.3 C (64.9 F)	29 of 100 (Routine)
Beeville 5 NE	United States	Record low maximum temperature	6.7 C (44.1 F)	29 of 100 (Routine)
Clayton Muni Air Pk	United States	Record high maximum temperature	21.7 C (71.1 F)	29 of 100 (Routine)
Butte Bert Mooney AP	United States	Record high maximum temperature	12.8 C (55.0 F)	29 of 100 (Routine)
Grace	United States	Record high maximum temperature	12.8 C (55.0 F)	28 of 100 (Routine)
Ellsworth	United States	Record high maximum temperature	22.8 C (73.0 F)	28 of 100 (Routine)
Saint Francis	United States	Record high maximum temperature	20.6 C (69.1 F)	28 of 100 (Routine)
Ekalaka	United States	Record high minimum temperature	5.0 C (41.0 F)	28 of 100 (Routine)
Ft Assiniboine	United States	Record high minimum temperature	7.2 C (45.0 F)	28 of 100 (Routine)
Ashland	United States	Record high maximum temperature	18.3 C (64.9 F)	28 of 100 (Routine)
Medford Exp STN	United States	Record high maximum temperature	19.4 C (66.9 F)	28 of 100 (Routine)
Paisley	United States	Record high maximum temperature	15.6 C (60.1 F)	28 of 100 (Routine)
Hopewell 1 SE	United States	Record high maximum temperature	16.7 C (62.1 F)	28 of 100 (Routine)
Dublin 2SE	United States	Record low minimum temperature	-9.4 C (15.1 F)	28 of 100 (Routine)
Port Isabel	United States	Record low maximum temperature	6.7 C (44.1 F)	28 of 100 (Routine)
Enosburg Falls	United States	Record low maximum temperature	-15.6 C (3.9 F)	28 of 100 (Routine)
Newport News Press Bld	United States	Record low minimum temperature	-9.4 C (15.1 F)	28 of 100 (Routine)
Cody	United States	Record high minimum temperature	7.2 C (45.0 F)	28 of 100 (Routine)
Upton	United States	Record high maximum temperature	14.4 C (57.9 F)	28 of 100 (Routine)
Williston Sloulin Fld	United States	Record high maximum temperature	13.3 C (55.9 F)	28 of 100 (Routine)

Counts by Type and Timescale

1,087 records

Records set or tied on 18 December 1979 by type: Highest daily maximum 419, Lowest daily maximum 144, Highest daily minimum 234, Lowest daily minimum 140, Heaviest daily rainfall 133, Heaviest daily snowfall 14, Deepest snow cover 3.

Records on 18 December 1979 by type
Record type	Records
Highest daily maximum	419
Lowest daily maximum	144
Highest daily minimum	234
Lowest daily minimum	140
Heaviest daily rainfall	133
Heaviest daily snowfall	14
Deepest snow cover	3

Records on 18 December 1979 by timescale: all-time 0, monthly 39, daily 1,048.

How Much Records Were Beaten By

860 broken records

Margins by which the 860 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

18 December 1979

Top 20 records on 18 December 1979 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
18 December 1979	Darrington Rs, US	daily rain	91.4 mm (3.6 in)	35.5 mm (1.4 in)	61 years	44 of 100 (Notable)
18 December 1979	Glacier Rs, US	daily rain	94.5 mm (3.7 in)	29.5 mm (1.2 in)	61 years	44 of 100 (Notable)
18 December 1979	Abbeville, FR	monthly rain	37.6 mm (1.5 in)	9.1 mm (0.36 in)	23 years	42 of 100 (Notable)
18 December 1979	Bay City Wtr Wks, US	daily low max	3.9 C (39.0 F)	8.9 C (16.0 F)	64 years	41 of 100 (Notable)
18 December 1979	Wauna 3 W, US	daily rain	63.8 mm (2.5 in)	33.3 mm (1.3 in)	28 years	40 of 100 (Notable)
18 December 1979	Bayview Model Basin, US	daily rain	33.0 mm (1.3 in)	16.7 mm (0.7 in)	22 years	39 of 100 (Notable)
18 December 1979	Diablo Dam, US	daily rain	104.4 mm (4.1 in)	26.9 mm (1.1 in)	61 years	39 of 100 (Notable)
18 December 1979	Aberdeen, US	daily high max	14.4 C (57.9 F)	4.4 C (7.9 F)	85 years	38 of 100 (Notable)
18 December 1979	Santa Ines, BR	daily rain	50.2 mm (2.0 in)	39.6 mm (1.6 in)	9 years	37 of 100 (Notable)
18 December 1979	Chadron 3SW, US	daily high max	18.9 C (66.0 F)	3.3 C (5.9 F)	84 years	37 of 100 (Notable)
18 December 1979	Nicosia, CY	daily high min	10.8 C (51.4 F)	0.8 C (1.4 F)	84 years	36 of 100 (Notable)
18 December 1979	Warren, US	monthly high max	12.8 C (55.0 F)	1.1 C (2.0 F)	55 years	36 of 100 (Notable)
18 December 1979	Concordia ASOS, US	daily high max	19.4 C (66.9 F)	1.1 C (2.0 F)	89 years	36 of 100 (Notable)
18 December 1979	Holyoke, US	daily high max	18.3 C (64.9 F)	2.7 C (4.9 F)	80 years	35 of 100 (Notable)
18 December 1979	Rosedale, US	daily low max	-1.7 C (28.9 F)	2.3 C (4.1 F)	81 years	35 of 100 (Notable)
18 December 1979	Geyser Rch, US	daily high max	17.2 C (63.0 F)	4.4 C (7.9 F)	66 years	35 of 100 (Notable)
18 December 1979	Goodland, US	daily high max	24.4 C (75.9 F)	7.2 C (13.0 F)	61 years	35 of 100 (Notable)
18 December 1979	Perth Regional Office, AU	monthly high min	27.1 C (80.8 F)	1.0 C (1.8 F)	46 years	34 of 100 (Routine)
18 December 1979	Nitta Yuma, US	daily low max	-1.1 C (30.0 F)	2.8 C (5.0 F)	77 years	34 of 100 (Routine)
18 December 1979	Highmore, US	daily high max	15.6 C (60.1 F)	2.8 C (5.0 F)	78 years	34 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

1793 to 1979

Records set or tied on this calendar date in each year from 1793 to 1979. 1979 had 1,087 records.

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

Records on 12-18 in each year
Year	Records
1793	1
1796	1
1805	1
1814	1
1825	1
1846	1
1849	1
1852	2
1858	1
1859	4
1862	2
1864	1
1868	1
1873	1
1875	1
1876	2
1878	1
1881	2
1882	1
1884	2
1886	1
1887	1
1888	1
1889	4
1890	5
1892	4
1894	8
1895	1
1897	4
1898	9
1899	3
1900	2
1901	6
1902	33
1903	11
1904	25
1905	3
1906	21
1907	15
1908	16
1909	18
1910	19
1911	9
1912	33
1913	38
1914	20
1915	28
1916	57
1917	62
1918	21
1919	117
1920	77
1921	123
1922	108
1923	378
1924	480
1925	74
1926	173
1927	151
1928	165
1929	366
1930	230
1931	360
1932	353
1933	506
1934	209
1935	138
1936	466
1937	459
1938	185
1939	900
1940	242
1941	213
1942	281
1943	419
1944	191
1945	598
1946	199
1947	266
1948	354
1949	561
1950	289
1951	867
1952	450
1953	373
1954	507
1955	611
1956	333
1957	901
1958	524
1959	477
1960	477
1961	885
1962	759
1963	571
1964	840
1965	402
1966	644
1967	1,105
1968	488
1969	376
1970	502
1971	387
1972	375
1973	1,008
1974	229
1975	625
1976	459
1977	992
1978	946
1979	1,087
1980	772
1981	1,362
1982	537
1983	2,014
1984	1,439
1985	1,384
1986	875
1987	1,505
1988	1,061
1989	1,818
1990	1,367
1991	756
1992	1,045
1993	697
1994	643
1995	1,065
1996	1,833
1997	1,195
1998	863
1999	923
2000	1,572
2001	906
2002	1,437
2003	987
2004	506
2005	987
2006	1,167
2007	746
2008	1,014
2009	1,253
2010	1,322
2011	697
2012	729
2013	513
2014	556
2015	1,254
2016	1,821
2017	516
2018	464
2019	679
2020	326
2021	762
2022	536
2023	1,293
2024	780
2025	994

Download the Data

Data for records on 1979-12-18: 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	836
20 to 40	19
40 to 60	2
60 to 80	2
80 to 100	0
100 to 120	1