Weather Records on 11 December 1963

604 weather records were set or tied worldwide on 11 December 1963. Highest significance: Goomalling, AU.

Key Facts for 11 December 1963

On 11 December 1963, 604 weather records were set or tied at long-record stations worldwide.
23 were record highs and 55 were record lows, counting maximum and minimum temperature.
By timescale, 0 were all-time records, 9 monthly and 595 daily.
Goomalling set a daily record precipitation of 36.1 mm (1.4 in) on 11 December 1963.
Across 154 earlier years (1796 to 2025) the same calendar date averaged 472 records.

Record Map

604 stations

604 station records on 11 December 1963 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 11 December 1963: highest significance records shown on the map
Station	Country	Type	Value	Significance
Goomalling	Australia	Record daily precipitation	36.1 mm (1.4 in)	69 of 100 (Major)
Riversdale	South Africa	Record daily precipitation	62.5 mm (2.5 in)	68 of 100 (Major)
Knysna (Tnk)	South Africa	Record daily precipitation	53.0 mm (2.1 in)	68 of 100 (Major)
Adelaide (Pol)	South Africa	Record daily precipitation	53.5 mm (2.1 in)	66 of 100 (Major)
Strasbourg	Canada	Record daily precipitation	25.4 mm (1.0 in)	52 of 100 (Notable)
Strasbourg	Canada	Record daily snowfall	25.4 cm (10.0 in)	52 of 100 (Notable)
Cape Agulhas	South Africa	Record daily precipitation	43.0 mm (1.7 in)	52 of 100 (Notable)
Wallan (Walnarring)	Australia	Record daily precipitation	54.4 mm (2.1 in)	50 of 100 (Notable)
Fullarton	South Africa	Record daily precipitation	42.0 mm (1.7 in)	50 of 100 (Notable)
Umtata	South Africa	Record daily precipitation	50.0 mm (2.0 in)	49 of 100 (Notable)
Arkansas City	United States	Record daily precipitation	95.3 mm (3.8 in)	48 of 100 (Notable)
Monticello Muni AP	United States	Record daily precipitation	93.5 mm (3.7 in)	48 of 100 (Notable)
Bodalla Post Office	Australia	Record daily precipitation	43.7 mm (1.7 in)	47 of 100 (Notable)
Cwebe	South Africa	Record daily precipitation	78.0 mm (3.1 in)	47 of 100 (Notable)
Mqanduli (Tnk)	South Africa	Record daily precipitation	54.7 mm (2.2 in)	47 of 100 (Notable)
Trangie Research Station AWS	Australia	Record daily precipitation	43.9 mm (1.7 in)	46 of 100 (Notable)
Inverary	Australia	Record daily precipitation	57.4 mm (2.3 in)	45 of 100 (Notable)
Maun	Botswana	Record daily precipitation	63.5 mm (2.5 in)	45 of 100 (Notable)
Plaatjies Kraal	South Africa	Record daily precipitation	42.0 mm (1.7 in)	45 of 100 (Notable)
Goudveld (Bos)	South Africa	Record daily precipitation	37.0 mm (1.5 in)	44 of 100 (Notable)
Scott	United States	Record daily precipitation	95.3 mm (3.8 in)	44 of 100 (Notable)
Glenferrie	Australia	Record daily precipitation	43.7 mm (1.7 in)	41 of 100 (Notable)
Beaudesert Cryna	Australia	Record daily precipitation	85.3 mm (3.4 in)	41 of 100 (Notable)
Alicedale	South Africa	Record daily precipitation	25.0 mm (1.0 in)	41 of 100 (Notable)
Danger Point - Vrt.	South Africa	Record daily precipitation	29.5 mm (1.2 in)	40 of 100 (Notable)
Keurboomsrivier (Bos)	South Africa	Record daily precipitation	51.0 mm (2.0 in)	40 of 100 (Notable)
Harrow Cda	Canada	Record daily snowfall	22.4 cm (8.8 in)	39 of 100 (Notable)
Buffelsnek (Bos)	South Africa	Record daily precipitation	56.2 mm (2.2 in)	39 of 100 (Notable)
Centerville	United States	Record daily snowfall	13.5 cm (5.3 in)	39 of 100 (Notable)
Moorhead	United States	Record daily precipitation	66.8 mm (2.6 in)	39 of 100 (Notable)
Caliph Post Office	Australia	Record daily precipitation	27.4 mm (1.1 in)	38 of 100 (Notable)
Lameroo Comparison	Australia	Record daily precipitation	26.7 mm (1.1 in)	38 of 100 (Notable)
Trangie Post Office	Australia	Record daily precipitation	45.7 mm (1.8 in)	38 of 100 (Notable)
Port Dover	Canada	Record daily snowfall	10.2 cm (4.0 in)	38 of 100 (Notable)
Balbrogie	South Africa	Record daily precipitation	61.9 mm (2.4 in)	38 of 100 (Notable)
Dumas	United States	Record daily precipitation	77.5 mm (3.1 in)	38 of 100 (Notable)
Pontotoc	United States	Record daily precipitation	60.5 mm (2.4 in)	38 of 100 (Notable)
Beulah	United States	Record low minimum temperature	-22.8 C (-9.0 F)	38 of 100 (Notable)
Nipawin 2	Canada	Record daily snowfall	11.2 cm (4.4 in)	37 of 100 (Notable)
Catus	France	Record daily precipitation	33.9 mm (1.3 in)	37 of 100 (Notable)
Nkobongo (Agr)	South Africa	Record daily precipitation	83.0 mm (3.3 in)	37 of 100 (Notable)
Sebeni (Bos)	South Africa	Record daily precipitation	59.0 mm (2.3 in)	37 of 100 (Notable)
Warren 2 ENE	United States	Record daily precipitation	91.7 mm (3.6 in)	37 of 100 (Notable)
Water Valley	United States	Record daily precipitation	62.2 mm (2.4 in)	37 of 100 (Notable)
Farmington	United States	Record snow depth	12.7 cm (5.0 in)	37 of 100 (Notable)
Tathra Post Office	Australia	Record daily precipitation	44.2 mm (1.7 in)	36 of 100 (Notable)
Greenville	United States	Record daily snowfall	8.9 cm (3.5 in)	36 of 100 (Notable)
Clarksdale	United States	Record daily precipitation	63.5 mm (2.5 in)	36 of 100 (Notable)
Cleveland	United States	Record daily precipitation	92.5 mm (3.6 in)	36 of 100 (Notable)
Rosedale	United States	Record daily precipitation	88.9 mm (3.5 in)	36 of 100 (Notable)
St Charles Elm Pt	United States	Record daily snowfall	10.2 cm (4.0 in)	36 of 100 (Notable)
Epping Chester Street	Australia	Record daily precipitation	34.3 mm (1.4 in)	35 of 100 (Notable)
Cezu (Bos)	South Africa	Record daily precipitation	55.0 mm (2.2 in)	34 of 100 (Routine)
Hartbeespoort Dam (Irr)	South Africa	Record daily precipitation	79.7 mm (3.1 in)	34 of 100 (Routine)
Pine Bluff	United States	Record daily precipitation	51.1 mm (2.0 in)	34 of 100 (Routine)
Farmington	United States	Record daily snowfall	12.7 cm (5.0 in)	34 of 100 (Routine)
La Estanzuela (Eele)	Uruguay	Record daily precipitation	82.0 mm (3.2 in)	34 of 100 (Routine)
Mt Crosby	Australia	Record daily precipitation	41.7 mm (1.6 in)	33 of 100 (Routine)
Woolgoolga (Clear Place)	Australia	Record daily precipitation	58.9 mm (2.3 in)	33 of 100 (Routine)
Buffelsvlei	South Africa	Record daily precipitation	35.5 mm (1.4 in)	33 of 100 (Routine)

Counts by Type and Timescale

604 records

Records set or tied on 11 December 1963 by type: Highest daily maximum 13, Lowest daily maximum 29, Highest daily minimum 10, Lowest daily minimum 26, Heaviest daily rainfall 376, Heaviest daily snowfall 130, Deepest snow cover 20.

Records on 11 December 1963 by type
Record type	Records
Highest daily maximum	13
Lowest daily maximum	29
Highest daily minimum	10
Lowest daily minimum	26
Heaviest daily rainfall	376
Heaviest daily snowfall	130
Deepest snow cover	20

Records on 11 December 1963 by timescale: all-time 0, monthly 9, daily 595.

How Much Records Were Beaten By

526 broken records

Margins by which the 526 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 203.0. Ties are not counted.

Top 20 by Significance

11 December 1963

Top 20 records on 11 December 1963 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
11 December 1963	Goomalling, AU	daily rain	36.1 mm (1.4 in)	36.1 mm (1.4 in)	73 years	69 of 100 (Major)
11 December 1963	Riversdale, ZA	daily rain	62.5 mm (2.5 in)	42.4 mm (1.7 in)	76 years	68 of 100 (Major)
11 December 1963	Knysna (Tnk), ZA	daily rain	53.0 mm (2.1 in)	33.2 mm (1.3 in)	76 years	68 of 100 (Major)
11 December 1963	Adelaide (Pol), ZA	daily rain	53.5 mm (2.1 in)	38.0 mm (1.5 in)	70 years	66 of 100 (Major)
11 December 1963	Strasbourg, CA	daily rain	25.4 mm (1.0 in)	20.3 mm (0.8 in)	24 years	52 of 100 (Notable)
11 December 1963	Strasbourg, CA	daily snowfall	25.4 cm (10.0 in)	20.3 cm (8.0 in)	24 years	52 of 100 (Notable)
11 December 1963	Cape Agulhas, ZA	daily rain	43.0 mm (1.7 in)	37.0 mm (1.5 in)	18 years	52 of 100 (Notable)
11 December 1963	Wallan (Walnarring), AU	daily rain	54.4 mm (2.1 in)	39.4 mm (1.6 in)	10 years	50 of 100 (Notable)
11 December 1963	Fullarton, ZA	daily rain	42.0 mm (1.7 in)	31.8 mm (1.3 in)	33 years	50 of 100 (Notable)
11 December 1963	Umtata, ZA	daily rain	50.0 mm (2.0 in)	29.5 mm (1.2 in)	45 years	49 of 100 (Notable)
11 December 1963	Arkansas City, US	daily rain	95.3 mm (3.8 in)	39.4 mm (1.6 in)	63 years	48 of 100 (Notable)
11 December 1963	Monticello Muni AP, US	daily rain	93.5 mm (3.7 in)	68.9 mm (2.7 in)	1 year	48 of 100 (Notable)
11 December 1963	Bodalla Post Office, AU	daily rain	43.7 mm (1.7 in)	23.4 mm (0.9 in)	77 years	47 of 100 (Notable)
11 December 1963	Cwebe, ZA	daily rain	78.0 mm (3.1 in)	39.9 mm (1.6 in)	41 years	47 of 100 (Notable)
11 December 1963	Mqanduli (Tnk), ZA	daily rain	54.7 mm (2.2 in)	35.4 mm (1.4 in)	12 years	47 of 100 (Notable)
11 December 1963	Trangie Research Station AWS, AU	daily rain	43.9 mm (1.7 in)	37.8 mm (1.5 in)	8 years	46 of 100 (Notable)
11 December 1963	Inverary, AU	daily rain	57.4 mm (2.3 in)	42.2 mm (1.7 in)	8 years	45 of 100 (Notable)
11 December 1963	Maun, BW	daily rain	63.5 mm (2.5 in)	44.8 mm (1.8 in)	5 years	45 of 100 (Notable)
11 December 1963	Plaatjies Kraal, ZA	daily rain	42.0 mm (1.7 in)	41.2 mm (1.6 in)	6 years	45 of 100 (Notable)
11 December 1963	Goudveld (Bos), ZA	daily rain	37.0 mm (1.5 in)	20.0 mm (0.8 in)	60 years	44 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 1963

Records set or tied on this calendar date in each year from 1796 to 1963. 1963 had 604 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 1963-12-11: 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	497
50 to 100	24
100 to 150	4
150 to 200	0
200 to 250	1