Weather Records on 4 December 1981

638 weather records were set or tied worldwide on 4 December 1981. Highest significance: Cooroy Composite, AU.

Key Facts for 4 December 1981

On 4 December 1981, 638 weather records were set or tied at long-record stations worldwide.
122 were record highs and 75 were record lows, counting maximum and minimum temperature.
By timescale, 0 were all-time records, 24 monthly and 614 daily.
Cooroy Composite set a daily record precipitation of 113.0 mm (4.4 in) on 4 December 1981.
Across 166 earlier years (1796 to 2025) the same calendar date averaged 462 records.

Record Map

638 stations

638 station records on 4 December 1981 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 4 December 1981: highest significance records shown on the map
Station	Country	Type	Value	Significance
Cooroy Composite	Australia	Record daily precipitation	113.0 mm (4.4 in)	69 of 100 (Major)
Killarney Post Office	Australia	Record daily precipitation	83.0 mm (3.3 in)	61 of 100 (Major)
El Cuarto	Mexico	Record daily precipitation	39.9 mm (1.6 in)	61 of 100 (Major)
Pearston (Pol)	South Africa	Record daily precipitation	44.5 mm (1.8 in)	58 of 100 (Notable)
Rosewood Walloon Rd	Australia	Record daily precipitation	67.2 mm (2.6 in)	55 of 100 (Notable)
Caboolture Post Office	Australia	Record daily precipitation	119.6 mm (4.7 in)	54 of 100 (Notable)
Alderley	Australia	Record daily precipitation	106.2 mm (4.2 in)	54 of 100 (Notable)
Ixhuatlan del Cafe	Mexico	Record daily precipitation	84.8 mm (3.3 in)	54 of 100 (Notable)
Amcor - Petrie Mill	Australia	Record daily precipitation	77.2 mm (3.0 in)	50 of 100 (Notable)
Bonnie Brae	Australia	Record daily precipitation	82.4 mm (3.2 in)	50 of 100 (Notable)
Kr.Rottal-Inn Falkenberg	Germany	Record daily precipitation	25.4 mm (1.0 in)	50 of 100 (Notable)
Villa Cuauhtemoc	Mexico	Record daily precipitation	199.9 mm (7.9 in)	49 of 100 (Notable)
Zacualtipan (Smn)	Mexico	Record daily precipitation	52.1 mm (2.1 in)	48 of 100 (Notable)
Canton	Mexico	Record daily precipitation	75.4 mm (3.0 in)	47 of 100 (Notable)
Cortes Island	Canada	Record daily precipitation	72.8 mm (2.9 in)	46 of 100 (Notable)
Freystadt-Oberndorf	Germany	Record daily precipitation	26.5 mm (1.0 in)	46 of 100 (Notable)
Chicontepec de Tejeda (Smn)	Mexico	Record daily precipitation	81.8 mm (3.2 in)	46 of 100 (Notable)
Esk Post Office	Australia	Record daily precipitation	70.0 mm (2.8 in)	45 of 100 (Notable)
Kilkivan Post Office	Australia	Record daily precipitation	60.6 mm (2.4 in)	45 of 100 (Notable)
Little Yabba Sfr 274	Australia	Record daily precipitation	78.0 mm (3.1 in)	45 of 100 (Notable)
Lindfield	Australia	Record daily precipitation	90.6 mm (3.6 in)	45 of 100 (Notable)
Pommelsbrunn	Germany	Record daily precipitation	33.8 mm (1.3 in)	45 of 100 (Notable)
Kilcoy Post Office	Australia	Record daily precipitation	70.0 mm (2.8 in)	44 of 100 (Notable)
Ravensbourne	Australia	Record daily precipitation	72.8 mm (2.9 in)	44 of 100 (Notable)
Nukinenda	Australia	Record daily precipitation	57.0 mm (2.2 in)	44 of 100 (Notable)
Aldersbach-Kriestorf	Germany	Record daily precipitation	25.8 mm (1.0 in)	44 of 100 (Notable)
Palermo	Italy	Record daily precipitation	48.3 mm (1.9 in)	44 of 100 (Notable)
Cuichapa	Mexico	Record daily precipitation	44.7 mm (1.8 in)	44 of 100 (Notable)
Burpengary Ulmann Rd	Australia	Record daily precipitation	96.0 mm (3.8 in)	43 of 100 (Notable)
Yandina Post Office	Australia	Record daily precipitation	83.0 mm (3.3 in)	43 of 100 (Notable)
Agua Buena (Smn)	Mexico	Record daily precipitation	75.9 mm (3.0 in)	43 of 100 (Notable)
Die Hoogte	South Africa	Record daily precipitation	39.5 mm (1.6 in)	43 of 100 (Notable)
Benarkin Forest Station	Australia	Record daily precipitation	65.2 mm (2.6 in)	41 of 100 (Notable)
West Haldon	Australia	Record daily precipitation	80.2 mm (3.2 in)	41 of 100 (Notable)
Cooran Post Office	Australia	Record daily precipitation	54.0 mm (2.1 in)	40 of 100 (Notable)
Double Island Point Lighthouse	Australia	Record daily precipitation	85.0 mm (3.3 in)	40 of 100 (Notable)
Gallangowan Forestry	Australia	Record daily precipitation	67.0 mm (2.6 in)	40 of 100 (Notable)
Palmwoods	Australia	Record daily precipitation	113.0 mm (4.4 in)	40 of 100 (Notable)
Greenmount Post Office	Australia	Record daily precipitation	64.0 mm (2.5 in)	40 of 100 (Notable)
Caloundra Signal Station	Australia	Record daily precipitation	66.1 mm (2.6 in)	39 of 100 (Notable)
Imbil Post Office	Australia	Record daily precipitation	75.0 mm (3.0 in)	39 of 100 (Notable)
Yabba Station	Australia	Record daily precipitation	53.4 mm (2.1 in)	39 of 100 (Notable)
Tannymorel	Australia	Record daily precipitation	62.6 mm (2.5 in)	39 of 100 (Notable)
Wylie Creek (Aloomba)	Australia	Record daily precipitation	62.0 mm (2.4 in)	39 of 100 (Notable)
Cameron Lake	Canada	Record daily precipitation	84.4 mm (3.3 in)	39 of 100 (Notable)
Reit Im Winkl	Germany	Record snow depth	112.0 cm (44.1 in)	38 of 100 (Notable)
Tantima	Mexico	Record daily precipitation	147.8 mm (5.8 in)	38 of 100 (Notable)
Jagersfontein	South Africa	Record daily precipitation	46.0 mm (1.8 in)	38 of 100 (Notable)
Amamoor Forestry	Australia	Record daily precipitation	62.4 mm (2.5 in)	37 of 100 (Notable)
Elgin Vale Forestry	Australia	Record daily precipitation	75.7 mm (3.0 in)	37 of 100 (Notable)
Imbil Forestry	Australia	Record daily precipitation	90.0 mm (3.5 in)	37 of 100 (Notable)
Brisbane Show Grounds	Australia	Record daily precipitation	86.4 mm (3.4 in)	37 of 100 (Notable)
San Lucas Ojitlan	Mexico	Record daily precipitation	59.9 mm (2.4 in)	37 of 100 (Notable)
Coscomatepec (Smn)	Mexico	Record daily precipitation	53.8 mm (2.1 in)	37 of 100 (Notable)
Beeldhouersfontein	South Africa	Record daily precipitation	28.0 mm (1.1 in)	37 of 100 (Notable)
Pechey Forestry	Australia	Record daily precipitation	43.0 mm (1.7 in)	36 of 100 (Notable)
Passau-Oberhaus	Germany	Record daily precipitation	30.6 mm (1.2 in)	36 of 100 (Notable)
Vogelstruiskuil	South Africa	Record daily precipitation	50.0 mm (2.0 in)	36 of 100 (Notable)
The Cedars	Australia	Record daily precipitation	67.6 mm (2.7 in)	35 of 100 (Notable)
Moore Post Office	Australia	Record daily precipitation	61.4 mm (2.4 in)	35 of 100 (Notable)

Counts by Type and Timescale

638 records

Records set or tied on 4 December 1981 by type: Highest daily maximum 27, Lowest daily maximum 15, Highest daily minimum 95, Lowest daily minimum 60, Heaviest daily rainfall 343, Heaviest daily snowfall 28, Deepest snow cover 70.

Records on 4 December 1981 by type
Record type	Records
Highest daily maximum	27
Lowest daily maximum	15
Highest daily minimum	95
Lowest daily minimum	60
Heaviest daily rainfall	343
Heaviest daily snowfall	28
Deepest snow cover	70

Records on 4 December 1981 by timescale: all-time 0, monthly 24, daily 614.

How Much Records Were Beaten By

548 broken records

Margins by which the 548 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 340.0. Ties are not counted.

Top 20 by Significance

4 December 1981

Top 20 records on 4 December 1981 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
4 December 1981	Cooroy Composite, AU	daily rain	113.0 mm (4.4 in)	78.7 mm (3.1 in)	83 years	69 of 100 (Major)
4 December 1981	Killarney Post Office, AU	daily rain	83.0 mm (3.3 in)	31.4 mm (1.2 in)	83 years	61 of 100 (Major)
4 December 1981	El Cuarto, MX	monthly rain	39.9 mm (1.6 in)	20.1 mm (0.8 in)	27 years	61 of 100 (Major)
4 December 1981	Pearston (Pol), ZA	daily rain	44.5 mm (1.8 in)	25.4 mm (1.0 in)	75 years	58 of 100 (Notable)
4 December 1981	Rosewood Walloon Rd, AU	daily rain	67.2 mm (2.6 in)	36.0 mm (1.4 in)	83 years	55 of 100 (Notable)
4 December 1981	Caboolture Post Office, AU	daily rain	119.6 mm (4.7 in)	66.3 mm (2.6 in)	48 years	54 of 100 (Notable)
4 December 1981	Alderley, AU	daily rain	106.2 mm (4.2 in)	70.1 mm (2.8 in)	35 years	54 of 100 (Notable)
4 December 1981	Ixhuatlan del Cafe, MX	monthly rain	84.8 mm (3.3 in)	43.4 mm (1.7 in)	4 years	54 of 100 (Notable)
4 December 1981	Amcor - Petrie Mill, AU	daily rain	77.2 mm (3.0 in)	31.5 mm (1.2 in)	83 years	50 of 100 (Notable)
4 December 1981	Bonnie Brae, AU	daily rain	82.4 mm (3.2 in)	54.2 mm (2.1 in)	23 years	50 of 100 (Notable)
4 December 1981	Kr.Rottal-Inn Falkenberg, DE	daily rain	25.4 mm (1.0 in)	14.6 mm (0.6 in)	36 years	50 of 100 (Notable)
4 December 1981	Villa Cuauhtemoc, MX	monthly rain	199.9 mm (7.9 in)	65.0 mm (2.6 in)	7 years	49 of 100 (Notable)
4 December 1981	Zacualtipan (Smn), MX	monthly rain	52.1 mm (2.1 in)	16.3 mm (0.6 in)	35 years	48 of 100 (Notable)
4 December 1981	Canton, MX	daily rain	75.4 mm (3.0 in)	44.7 mm (1.8 in)	32 years	47 of 100 (Notable)
4 December 1981	Cortes Island, CA	daily rain	72.8 mm (2.9 in)	44.6 mm (1.8 in)	10 years	46 of 100 (Notable)
4 December 1981	Freystadt-Oberndorf, DE	daily rain	26.5 mm (1.0 in)	18.8 mm (0.7 in)	8 years	46 of 100 (Notable)
4 December 1981	Chicontepec de Tejeda (Smn), MX	daily rain	81.8 mm (3.2 in)	70.9 mm (2.8 in)	10 years	46 of 100 (Notable)
4 December 1981	Esk Post Office, AU	daily rain	70.0 mm (2.8 in)	19.2 mm (0.8 in)	83 years	45 of 100 (Notable)
4 December 1981	Kilkivan Post Office, AU	daily rain	60.6 mm (2.4 in)	17.4 mm (0.7 in)	83 years	45 of 100 (Notable)
4 December 1981	Little Yabba Sfr 274, AU	daily rain	78.0 mm (3.1 in)	50.3 mm (2.0 in)	35 years	45 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 1981

Records set or tied on this calendar date in each year from 1796 to 1981. 1981 had 638 records.

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

Records on 12-04 in each year
Year	Records
1796	2
1797	1
1810	2
1823	1
1829	2
1846	1
1847	1
1849	1
1850	1
1852	3
1854	1
1855	5
1856	2
1858	1
1859	1
1860	1
1861	1
1865	1
1866	1
1867	1
1868	2
1870	3
1872	1
1873	1
1875	2
1876	1
1878	1
1879	7
1882	3
1883	2
1885	1
1886	4
1887	1
1888	1
1889	1
1891	4
1892	9
1896	2
1897	5
1898	9
1899	3
1900	13
1901	7
1902	15
1903	7
1904	6
1905	16
1906	25
1907	5
1908	8
1909	45
1910	7
1911	27
1912	46
1913	59
1914	61
1915	61
1916	95
1917	31
1918	27
1919	94
1920	54
1921	60
1922	72
1923	142
1924	129
1925	266
1926	174
1927	184
1928	143
1929	432
1930	221
1931	411
1932	265
1933	524
1934	149
1935	330
1936	637
1937	148
1938	275
1939	443
1940	600
1941	1,326
1942	450
1943	259
1944	377
1945	332
1946	515
1947	577
1948	504
1949	120
1950	852
1951	583
1952	269
1953	738
1954	689
1955	811
1956	692
1957	350
1958	529
1959	212
1960	628
1961	570
1962	574
1963	285
1964	1,195
1965	590
1966	1,047
1967	428
1968	775
1969	366
1970	933
1971	768
1972	1,973
1973	1,124
1974	651
1975	757
1976	669
1977	654
1978	1,582
1979	943
1980	976
1981	638
1982	2,138
1983	1,284
1984	796
1985	1,239
1986	549
1987	624
1988	764
1989	1,541
1990	1,164
1991	1,178
1992	1,075
1993	708
1994	1,029
1995	972
1996	684
1997	654
1998	2,549
1999	930
2000	895
2001	974
2002	1,478
2003	595
2004	721
2005	1,075
2006	1,510
2007	1,005
2008	652
2009	1,114
2010	1,874
2011	1,252
2012	1,482
2013	1,227
2014	629
2015	428
2016	533
2017	607
2018	563
2019	522
2020	424
2021	942
2022	437
2023	736
2024	590
2025	535

Download the Data

Data for records on 1981-12-04: 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	501
50 to 100	35
100 to 150	4
150 to 200	3
200 to 250	2
250 to 300	1
300 to 350	2