Weather Records on 11 December 1979

847 weather records were set or tied worldwide on 11 December 1979. Highest significance: Whyenbah, ZA.

Key Facts for 11 December 1979

On 11 December 1979, 847 weather records were set or tied at long-record stations worldwide.
549 were record highs and 43 were record lows, counting maximum and minimum temperature.
By timescale, 0 were all-time records, 28 monthly and 819 daily.
Whyenbah set a daily record precipitation of 92.0 mm (3.6 in) on 11 December 1979.
Across 154 earlier years (1796 to 2025) the same calendar date averaged 470 records.

Record Map

847 stations

847 station records on 11 December 1979 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 11 December 1979: highest significance records shown on the map
Station	Country	Type	Value	Significance
Whyenbah	South Africa	Record daily precipitation	92.0 mm (3.6 in)	50 of 100 (Notable)
Bad Ems	Germany	Record daily precipitation	28.4 mm (1.1 in)	45 of 100 (Notable)
Seesen	Germany	Record daily precipitation	31.6 mm (1.2 in)	45 of 100 (Notable)
Olyfenfontein	South Africa	Record daily precipitation	57.0 mm (2.2 in)	45 of 100 (Notable)
Taguai (Ribeiropolis)	Brazil	Record daily precipitation	64.0 mm (2.5 in)	44 of 100 (Notable)
Aachen	Germany	Record daily precipitation	29.3 mm (1.2 in)	44 of 100 (Notable)
Verhojansk	Russia	Record high minimum temperature	-23.4 C (-10.1 F)	44 of 100 (Notable)
Bad-Ahrweiler Neuenahr	Germany	Record daily precipitation	25.2 mm (1.0 in)	41 of 100 (Notable)
Benton Harbor AP	United States	Record high minimum temperature	8.3 C (46.9 F)	39 of 100 (Notable)
Khust	Ukraine	Record daily precipitation	52.7 mm (2.1 in)	38 of 100 (Notable)
Rosebery	Australia	Record daily precipitation	50.0 mm (2.0 in)	37 of 100 (Notable)
Astrakan	Russia	Record high minimum temperature	3.4 C (38.1 F)	37 of 100 (Notable)
Carlisle	United States	Record high maximum temperature	20.0 C (68.0 F)	36 of 100 (Notable)
Midland Odessa	United States	Record daily precipitation	31.5 mm (1.2 in)	36 of 100 (Notable)
McBride 4SE	Canada	Record daily precipitation	26.0 mm (1.0 in)	35 of 100 (Notable)
McBride 4SE	Canada	Record daily snowfall	26.0 cm (10.2 in)	35 of 100 (Notable)
Martinsburg E W Virginia Rgnl	United States	Record high minimum temperature	7.8 C (46.0 F)	35 of 100 (Notable)
Bulloo Downs	Australia	Record daily precipitation	33.0 mm (1.3 in)	34 of 100 (Routine)
Hagerstown	United States	Record high maximum temperature	20.0 C (68.0 F)	34 of 100 (Routine)
Woodstock	United States	Record high maximum temperature	20.0 C (68.0 F)	34 of 100 (Routine)
Warren 3 S	United States	Record high maximum temperature	17.2 C (63.0 F)	34 of 100 (Routine)
Neshaminy Falls	United States	Record high maximum temperature	16.7 C (62.1 F)	34 of 100 (Routine)
York 3 SSW Pump STN	United States	Record high maximum temperature	19.4 C (66.9 F)	34 of 100 (Routine)
Phillips	United States	Record snow depth	25.4 cm (10.0 in)	34 of 100 (Routine)
Welland	Canada	Record high maximum temperature	15.0 C (59.0 F)	33 of 100 (Routine)
Junsele	Sweden	Record low minimum temperature	-30.7 C (-23.3 F)	33 of 100 (Routine)
Petoskey	United States	Record high minimum temperature	4.4 C (39.9 F)	33 of 100 (Routine)
Chilton	United States	Record high maximum temperature	10.0 C (50.0 F)	33 of 100 (Routine)
Racine Wwtp	United States	Record high maximum temperature	12.8 C (55.0 F)	33 of 100 (Routine)
Mt Clemens Ang Base	United States	Record high minimum temperature	8.3 C (46.9 F)	33 of 100 (Routine)
Toronto	Canada	Record high maximum temperature	13.3 C (55.9 F)	32 of 100 (Routine)
Little Hills	United States	Record daily snowfall	10.2 cm (4.0 in)	32 of 100 (Routine)
Hagerstown 1E	United States	Record high maximum temperature	20.6 C (69.1 F)	32 of 100 (Routine)
Frederick Police Brks	United States	Record high maximum temperature	19.4 C (66.9 F)	32 of 100 (Routine)
Palmerville	Australia	Record high maximum temperature	39.5 C (103.1 F)	31 of 100 (Routine)
Lamspringe	Germany	Record daily precipitation	28.1 mm (1.1 in)	31 of 100 (Routine)
Green Mt Dam	United States	Record daily snowfall	20.3 cm (8.0 in)	31 of 100 (Routine)
Hemlock	United States	Record high maximum temperature	15.6 C (60.1 F)	31 of 100 (Routine)
Dennison Wtr Wks	United States	Record high maximum temperature	18.3 C (64.9 F)	31 of 100 (Routine)
Puntilla	United States	Record snow depth	99.1 cm (39.0 in)	31 of 100 (Routine)
Fartura	Brazil	Record daily precipitation	58.4 mm (2.3 in)	30 of 100 (Routine)
Kjusjur	Russia	Record high minimum temperature	-13.8 C (7.2 F)	30 of 100 (Routine)
Suhana	Russia	Record high maximum temperature	-1.0 C (30.2 F)	30 of 100 (Routine)
Selagoncy	Russia	Record high minimum temperature	-8.5 C (16.7 F)	30 of 100 (Routine)
Kamennaja-Step	Russia	Record high minimum temperature	1.8 C (35.2 F)	30 of 100 (Routine)
Owosso Wwtp	United States	Record high minimum temperature	6.7 C (44.1 F)	30 of 100 (Routine)
Rochester Gtr Intl	United States	Record high minimum temperature	8.9 C (48.0 F)	30 of 100 (Routine)
Susendal	Norway	Record snow depth	74.0 cm (29.1 in)	29 of 100 (Routine)
Olenek	Russia	Record high maximum temperature	-0.2 C (31.6 F)	29 of 100 (Routine)
Bezenchuk	Russia	Record high maximum temperature	4.3 C (39.7 F)	29 of 100 (Routine)
Schikfontein	South Africa	Record daily precipitation	45.0 mm (1.8 in)	29 of 100 (Routine)
Anderson 1 N	United States	Record high minimum temperature	7.8 C (46.0 F)	29 of 100 (Routine)
Coldwater St School	United States	Record high maximum temperature	15.0 C (59.0 F)	29 of 100 (Routine)
Angelica	United States	Record high maximum temperature	16.7 C (62.1 F)	29 of 100 (Routine)
Tewantin Post Office	Australia	Record high maximum temperature	36.2 C (97.2 F)	28 of 100 (Routine)
Clausthal-Zellerfeld	Germany	Record daily precipitation	39.7 mm (1.6 in)	28 of 100 (Routine)
Arad	Romania	Record high minimum temperature	7.0 C (44.6 F)	28 of 100 (Routine)
Petropavlovsk-Kamchatskij	Russia	Record high maximum temperature	4.6 C (40.3 F)	28 of 100 (Routine)
Alfred	United States	Record high maximum temperature	20.0 C (68.0 F)	28 of 100 (Routine)
Sheboygan	United States	Record high maximum temperature	12.2 C (54.0 F)	28 of 100 (Routine)

Counts by Type and Timescale

847 records

Records set or tied on 11 December 1979 by type: Highest daily maximum 330, Lowest daily maximum 17, Highest daily minimum 219, Lowest daily minimum 26, Heaviest daily rainfall 226, Heaviest daily snowfall 23, Deepest snow cover 6.

Records on 11 December 1979 by type
Record type	Records
Highest daily maximum	330
Lowest daily maximum	17
Highest daily minimum	219
Lowest daily minimum	26
Heaviest daily rainfall	226
Heaviest daily snowfall	23
Deepest snow cover	6

Records on 11 December 1979 by timescale: all-time 0, monthly 28, daily 819.

How Much Records Were Beaten By

724 broken records

Margins by which the 724 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 356.0. Ties are not counted.

Top 20 by Significance

11 December 1979

Top 20 records on 11 December 1979 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
11 December 1979	Whyenbah, ZA	daily rain	92.0 mm (3.6 in)	83.0 mm (3.3 in)	21 years	50 of 100 (Notable)
11 December 1979	Bad Ems, DE	daily rain	28.4 mm (1.1 in)	19.8 mm (0.8 in)	4 years	45 of 100 (Notable)
11 December 1979	Seesen, DE	daily rain	31.6 mm (1.2 in)	19.6 mm (0.8 in)	4 years	45 of 100 (Notable)
11 December 1979	Olyfenfontein, ZA	daily rain	57.0 mm (2.2 in)	44.0 mm (1.7 in)	12 years	45 of 100 (Notable)
11 December 1979	Taguai (Ribeiropolis), BR	daily rain	64.0 mm (2.5 in)	43.0 mm (1.7 in)	24 years	44 of 100 (Notable)
11 December 1979	Aachen, DE	daily rain	29.3 mm (1.2 in)	15.8 mm (0.6 in)	4 years	44 of 100 (Notable)
11 December 1979	Verhojansk, RU	daily high min	-23.4 C (-10.1 F)	7.8 C (14.0 F)	77 years	44 of 100 (Notable)
11 December 1979	Bad-Ahrweiler Neuenahr, DE	daily rain	25.2 mm (1.0 in)	9.7 mm (0.38 in)	38 years	41 of 100 (Notable)
11 December 1979	Benton Harbor AP, US	daily high min	8.3 C (46.9 F)	3.9 C (7.0 F)	81 years	39 of 100 (Notable)
11 December 1979	Khust, UA	daily rain	52.7 mm (2.1 in)	28.0 mm (1.1 in)	13 years	38 of 100 (Notable)
11 December 1979	Rosebery, AU	daily rain	50.0 mm (2.0 in)	23.3 mm (0.9 in)	21 years	37 of 100 (Notable)
11 December 1979	Astrakan, RU	daily high min	3.4 C (38.1 F)	0.3 C (0.5 F)	94 years	37 of 100 (Notable)
11 December 1979	Carlisle, US	daily high max	20.0 C (68.0 F)	2.2 C (4.0 F)	81 years	36 of 100 (Notable)
11 December 1979	Midland Odessa, US	monthly rain	31.5 mm (1.2 in)	5.3 mm (0.21 in)	36 years	36 of 100 (Notable)
11 December 1979	McBride 4SE, CA	daily rain	26.0 mm (1.0 in)	13.3 mm (0.5 in)	25 years	35 of 100 (Notable)
11 December 1979	McBride 4SE, CA	daily snowfall	26.0 cm (10.2 in)	13.3 cm (5.2 in)	25 years	35 of 100 (Notable)
11 December 1979	Martinsburg E W Virginia Rgnl, US	daily high min	7.8 C (46.0 F)	1.7 C (3.1 F)	82 years	35 of 100 (Notable)
11 December 1979	Bulloo Downs, AU	daily rain	33.0 mm (1.3 in)	22.8 mm (0.9 in)	24 years	34 of 100 (Routine)
11 December 1979	Hagerstown, US	daily high max	20.0 C (68.0 F)	1.1 C (2.0 F)	81 years	34 of 100 (Routine)
11 December 1979	Woodstock, US	daily high max	20.0 C (68.0 F)	1.1 C (2.0 F)	81 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

1796 to 1979

Records set or tied on this calendar date in each year from 1796 to 1979. 1979 had 847 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 1979-12-11: 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 50	716
50 to 100	3
100 to 150	4
150 to 200	0
200 to 250	0
250 to 300	0
300 to 350	0
350 to 400	1