Weather Records on 20 December 1976

382 weather records were set or tied worldwide on 20 December 1976. Highest significance: Manfred Downs Station, AU.

Key Facts for 20 December 1976

On 20 December 1976, 382 weather records were set or tied at long-record stations worldwide.
68 were record highs and 74 were record lows, counting maximum and minimum temperature.
By timescale, 3 were all-time records, 17 monthly and 362 daily.
Manfred Downs Station set a monthly record daily precipitation of 129.5 mm (5.1 in) on 20 December 1976.
Across 163 earlier years (1793 to 2025) the same calendar date averaged 468 records.

Record Map

382 stations

382 station records on 20 December 1976 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 20 December 1976: highest significance records shown on the map
Station	Country	Type	Value	Significance
Manfred Downs Station	Australia	Record daily precipitation	129.5 mm (5.1 in)	78 of 100 (Major)
Floraville Downs Station	Australia	Record daily precipitation	260.0 mm (10.2 in)	77 of 100 (Major)
Cardwell Marine Pde	Australia	Record daily precipitation	275.0 mm (10.8 in)	70 of 100 (Major)
Victoria Sugar Mill	Australia	Record daily precipitation	179.6 mm (7.1 in)	65 of 100 (Major)
Jedburgh Station	Australia	Record daily precipitation	100.0 mm (3.9 in)	62 of 100 (Major)
Canobie	Australia	Record daily precipitation	187.0 mm (7.4 in)	60 of 100 (Major)
Glenlyon Station	Australia	Record daily precipitation	155.0 mm (6.1 in)	59 of 100 (Notable)
Bambaroo	Australia	Record daily precipitation	196.0 mm (7.7 in)	54 of 100 (Notable)
Macknade Sugar Mill	Australia	Record daily precipitation	157.0 mm (6.2 in)	53 of 100 (Notable)
Bingil Bay	Australia	Record daily precipitation	196.0 mm (7.7 in)	52 of 100 (Notable)
Lucinda Township	Australia	Record daily precipitation	186.6 mm (7.3 in)	52 of 100 (Notable)
Save	Benin	Record daily precipitation	53.2 mm (2.1 in)	52 of 100 (Notable)
Croydon Township	Australia	Record daily precipitation	153.0 mm (6.0 in)	51 of 100 (Notable)
Lands End Station	Australia	Record daily precipitation	113.6 mm (4.5 in)	51 of 100 (Notable)
Meringa Sugar Exp STN	Australia	Record daily precipitation	150.6 mm (5.9 in)	50 of 100 (Notable)
South Johnstone Exp STN	Australia	Record daily precipitation	220.0 mm (8.7 in)	48 of 100 (Notable)
Majors Creek	Australia	Record daily precipitation	170.0 mm (6.7 in)	48 of 100 (Notable)
Cameron Downs	Australia	Record daily precipitation	99.6 mm (3.9 in)	48 of 100 (Notable)
Porteiras	Brazil	Record daily precipitation	65.8 mm (2.6 in)	48 of 100 (Notable)
Mossman Post Office	Australia	Record daily precipitation	151.6 mm (6.0 in)	47 of 100 (Notable)
Wales	United States	Record snow depth	86.4 cm (34.0 in)	47 of 100 (Notable)
Zonia Downs	Australia	Record daily precipitation	117.0 mm (4.6 in)	46 of 100 (Notable)
Liverpool Big Falls	Canada	Record daily precipitation	71.1 mm (2.8 in)	46 of 100 (Notable)
Coalcoman (Smn)	Mexico	Record daily precipitation	41.9 mm (1.6 in)	46 of 100 (Notable)
Miranda Downs Station	Australia	Record daily precipitation	73.8 mm (2.9 in)	44 of 100 (Notable)
Clohesy River	Australia	Record daily precipitation	81.6 mm (3.2 in)	44 of 100 (Notable)
Cabanda Station	Australia	Record daily precipitation	80.0 mm (3.1 in)	43 of 100 (Notable)
Millungera Station	Australia	Record daily precipitation	173.0 mm (6.8 in)	42 of 100 (Notable)
Upper Stone Exelby	Australia	Record daily precipitation	115.0 mm (4.5 in)	42 of 100 (Notable)
Kajabbi Kalkadoon Hotel	Australia	Record daily precipitation	91.2 mm (3.6 in)	41 of 100 (Notable)
Portage des Roches	Canada	Record daily snowfall	23.1 cm (9.1 in)	40 of 100 (Notable)
Mowbray	Australia	Record daily precipitation	144.0 mm (5.7 in)	39 of 100 (Notable)
Numil Downs Station	Australia	Record daily precipitation	191.0 mm (7.5 in)	38 of 100 (Notable)
Karlshamn	Sweden	Record low minimum temperature	-17.5 C (0.5 F)	38 of 100 (Notable)
Jardim	Brazil	Record daily precipitation	78.2 mm (3.1 in)	37 of 100 (Notable)
McKinlay Roadhouse	Australia	Record daily precipitation	58.2 mm (2.3 in)	36 of 100 (Notable)
Glenbervie Station	Australia	Record daily precipitation	92.5 mm (3.6 in)	36 of 100 (Notable)
Vanrook Station	Australia	Record daily precipitation	106.2 mm (4.2 in)	35 of 100 (Notable)
Saxby Downs Station	Australia	Record daily precipitation	81.2 mm (3.2 in)	35 of 100 (Notable)
Tahoua	Niger	Record high minimum temperature	26.6 C (79.9 F)	35 of 100 (Notable)
Albilbah	Australia	Record daily precipitation	50.0 mm (2.0 in)	34 of 100 (Routine)
Sassandra	Cote D'Ivoire	Record low maximum temperature	26.0 C (78.8 F)	34 of 100 (Routine)
Mt Vernon	United States	Record high maximum temperature	18.9 C (66.0 F)	34 of 100 (Routine)
Koah	Australia	Record daily precipitation	77.2 mm (3.0 in)	33 of 100 (Routine)
Richmond Post Office	Australia	Record low maximum temperature	22.5 C (72.5 F)	32 of 100 (Routine)
Cairns Aero	Australia	Record daily precipitation	97.4 mm (3.8 in)	32 of 100 (Routine)
Albion	United States	Record high maximum temperature	15.6 C (60.1 F)	32 of 100 (Routine)
Shelbyville 1 E	United States	Record high maximum temperature	17.2 C (63.0 F)	32 of 100 (Routine)
Augustus Downs Station	Australia	Record daily precipitation	262.7 mm (10.3 in)	31 of 100 (Routine)
Milgarra	Australia	Record daily precipitation	124.6 mm (4.9 in)	31 of 100 (Routine)
Proa Station	Australia	Record daily precipitation	68.0 mm (2.7 in)	30 of 100 (Routine)
Landsborough Downs	Australia	Record daily precipitation	70.6 mm (2.8 in)	30 of 100 (Routine)
Grapevine Dam	United States	Record high maximum temperature	22.8 C (73.0 F)	30 of 100 (Routine)
Crowfels Station	Australia	Record daily precipitation	106.8 mm (4.2 in)	29 of 100 (Routine)
Goondi Mill Csr	Australia	Record daily precipitation	227.8 mm (9.0 in)	29 of 100 (Routine)
Sherman	United States	Record high maximum temperature	20.6 C (69.1 F)	29 of 100 (Routine)
Wondoola Station	Australia	Record daily precipitation	71.0 mm (2.8 in)	28 of 100 (Routine)
Iguala (Smn)	Mexico	Record high minimum temperature	20.0 C (68.0 F)	28 of 100 (Routine)
Columbus	United States	Record daily precipitation	35.1 mm (1.4 in)	28 of 100 (Routine)
Grand Marais 2 E	United States	Record daily snowfall	18.3 cm (7.2 in)	28 of 100 (Routine)

Counts by Type and Timescale

382 records

Records set or tied on 20 December 1976 by type: Highest daily maximum 49, Lowest daily maximum 46, Highest daily minimum 19, Lowest daily minimum 28, Heaviest daily rainfall 218, Heaviest daily snowfall 15, Deepest snow cover 7.

Records on 20 December 1976 by type
Record type	Records
Highest daily maximum	49
Lowest daily maximum	46
Highest daily minimum	19
Lowest daily minimum	28
Heaviest daily rainfall	218
Heaviest daily snowfall	15
Deepest snow cover	7

Records on 20 December 1976 by timescale: all-time 3, monthly 17, daily 362.

How Much Records Were Beaten By

330 broken records

Margins by which the 330 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 381.0. Ties are not counted.

Top 20 by Significance

20 December 1976

Top 20 records on 20 December 1976 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
20 December 1976	Manfred Downs Station, AU	monthly rain	129.5 mm (5.1 in)	49.5 mm (1.9 in)	81 years	78 of 100 (Major)
20 December 1976	Floraville Downs Station, AU	monthly rain	260.0 mm (10.2 in)	81.2 mm (3.2 in)	67 years	77 of 100 (Major)
20 December 1976	Cardwell Marine Pde, AU	daily rain	275.0 mm (10.8 in)	131.2 mm (5.2 in)	69 years	70 of 100 (Major)
20 December 1976	Victoria Sugar Mill, AU	daily rain	179.6 mm (7.1 in)	135.4 mm (5.3 in)	59 years	65 of 100 (Major)
20 December 1976	Jedburgh Station, AU	daily rain	100.0 mm (3.9 in)	89.1 mm (3.5 in)	56 years	62 of 100 (Major)
20 December 1976	Canobie, AU	monthly rain	187.0 mm (7.4 in)	51.1 mm (2.0 in)	60 years	60 of 100 (Major)
20 December 1976	Glenlyon Station, AU	monthly rain	155.0 mm (6.1 in)	49.6 mm (2.0 in)	52 years	59 of 100 (Notable)
20 December 1976	Bambaroo, AU	daily rain	196.0 mm (7.7 in)	127.9 mm (5.0 in)	33 years	54 of 100 (Notable)
20 December 1976	Macknade Sugar Mill, AU	daily rain	157.0 mm (6.2 in)	104.2 mm (4.1 in)	65 years	53 of 100 (Notable)
20 December 1976	Bingil Bay, AU	daily rain	196.0 mm (7.7 in)	155.4 mm (6.1 in)	26 years	52 of 100 (Notable)
20 December 1976	Lucinda Township, AU	daily rain	186.6 mm (7.3 in)	154.8 mm (6.1 in)	14 years	52 of 100 (Notable)
20 December 1976	Save, BJ	daily rain	53.2 mm (2.1 in)	53.2 mm (2.1 in)	31 years	52 of 100 (Notable)
20 December 1976	Croydon Township, AU	monthly rain	153.0 mm (6.0 in)	32.3 mm (1.3 in)	50 years	51 of 100 (Notable)
20 December 1976	Lands End Station, AU	daily rain	113.6 mm (4.5 in)	84.1 mm (3.3 in)	20 years	51 of 100 (Notable)
20 December 1976	Meringa Sugar Exp STN, AU	daily rain	150.6 mm (5.9 in)	119.6 mm (4.7 in)	20 years	50 of 100 (Notable)
20 December 1976	South Johnstone Exp STN, AU	daily rain	220.0 mm (8.7 in)	135.2 mm (5.3 in)	13 years	48 of 100 (Notable)
20 December 1976	Majors Creek, AU	daily rain	170.0 mm (6.7 in)	128.1 mm (5.0 in)	33 years	48 of 100 (Notable)
20 December 1976	Cameron Downs, AU	daily rain	99.6 mm (3.9 in)	69.1 mm (2.7 in)	27 years	48 of 100 (Notable)
20 December 1976	Porteiras, BR	daily rain	65.8 mm (2.6 in)	48.6 mm (1.9 in)	66 years	48 of 100 (Notable)
20 December 1976	Mossman Post Office, AU	daily rain	151.6 mm (6.0 in)	81.2 mm (3.2 in)	26 years	47 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

1793 to 1976

Records set or tied on this calendar date in each year from 1793 to 1976. 1976 had 382 records.

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

Records on 12-20 in each year
Year	Records
1793	1
1795	1
1804	1
1805	2
1808	1
1815	1
1828	1
1837	1
1846	1
1855	8
1858	1
1860	1
1866	1
1867	1
1868	1
1869	1
1871	2
1874	3
1875	1
1877	2
1878	1
1879	1
1880	1
1881	1
1882	1
1884	4
1885	1
1886	4
1889	4
1890	2
1891	2
1892	1
1894	2
1895	8
1896	1
1897	4
1898	2
1899	1
1900	7
1901	8
1902	14
1903	17
1904	9
1905	5
1906	5
1907	11
1908	5
1909	22
1910	17
1911	24
1912	27
1913	7
1914	43
1915	18
1916	45
1917	33
1918	18
1919	25
1920	22
1921	101
1922	88
1923	215
1924	332
1925	96
1926	163
1927	200
1928	93
1929	256
1930	67
1931	536
1932	170
1933	492
1934	265
1935	152
1936	416
1937	181
1938	240
1939	308
1940	965
1941	633
1942	817
1943	193
1944	340
1945	430
1946	327
1947	385
1948	345
1949	1,141
1950	758
1951	926
1952	394
1953	385
1954	416
1955	726
1956	471
1957	1,354
1958	382
1959	142
1960	354
1961	369
1962	475
1963	875
1964	499
1965	353
1966	555
1967	1,370
1968	482
1969	514
1970	518
1971	441
1972	448
1973	1,184
1974	328
1975	610
1976	382
1977	484
1978	910
1979	600
1980	667
1981	1,681
1982	712
1983	2,995
1984	1,411
1985	1,035
1986	321
1987	1,179
1988	760
1989	1,812
1990	1,885
1991	1,172
1992	1,134
1993	1,266
1994	813
1995	1,128
1996	1,448
1997	651
1998	1,110
1999	938
2000	1,150
2001	523
2002	943
2003	1,315
2004	836
2005	515
2006	1,387
2007	986
2008	1,356
2009	1,502
2010	2,055
2011	846
2012	1,131
2013	584
2014	524
2015	1,238
2016	603
2017	688
2018	592
2019	731
2020	554
2021	442
2022	567
2023	1,242
2024	897
2025	1,166

Download the Data

Data for records on 1976-12-20: 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	297
50 to 100	22
100 to 150	8
150 to 200	2
200 to 250	0
250 to 300	0
300 to 350	0
350 to 400	1