Weather Records on 7 December 1963

436 weather records were set or tied worldwide on 7 December 1963. Highest significance: Ft Ripley, US.

Key Facts for 7 December 1963

On 7 December 1963, 436 weather records were set or tied at long-record stations worldwide.
69 were record highs and 42 were record lows, counting maximum and minimum temperature.
By timescale, 0 were all-time records, 9 monthly and 427 daily.
Ft Ripley set a daily record snowfall of 17.8 cm (7.0 in) on 7 December 1963.
Across 157 earlier years (1801 to 2025) the same calendar date averaged 494 records.

Record Map

436 stations

436 station records on 7 December 1963 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 7 December 1963: highest significance records shown on the map
Station	Country	Type	Value	Significance
Ft Ripley	United States	Record daily snowfall	17.8 cm (7.0 in)	59 of 100 (Notable)
Calitzdorp Pol	South Africa	Record daily precipitation	72.6 mm (2.9 in)	57 of 100 (Notable)
Ladismith (Tnk)	South Africa	Record daily precipitation	45.5 mm (1.8 in)	57 of 100 (Notable)
Calitzdorp (Dam)	South Africa	Record daily precipitation	61.0 mm (2.4 in)	56 of 100 (Notable)
Snydersfontein	South Africa	Record daily precipitation	32.0 mm (1.3 in)	56 of 100 (Notable)
Klaarstroom (Pol)	South Africa	Record daily precipitation	39.6 mm (1.6 in)	53 of 100 (Notable)
Buffelsvlei	South Africa	Record daily precipitation	51.5 mm (2.0 in)	51 of 100 (Notable)
Willowmore	South Africa	Record daily precipitation	35.5 mm (1.4 in)	51 of 100 (Notable)
Oulton	South Africa	Record daily precipitation	32.0 mm (1.3 in)	51 of 100 (Notable)
Valley City 3 NNW	United States	Record daily precipitation	25.4 mm (1.0 in)	51 of 100 (Notable)
Fairlight Station	Australia	Record daily precipitation	40.1 mm (1.6 in)	50 of 100 (Notable)
Coolamon Post Office	Australia	Record daily precipitation	40.6 mm (1.6 in)	46 of 100 (Notable)
Wupperthal	South Africa	Record daily precipitation	28.5 mm (1.1 in)	46 of 100 (Notable)
Grootdoornrivier	South Africa	Record daily precipitation	38.5 mm (1.5 in)	45 of 100 (Notable)
Cooperstown	United States	Record daily snowfall	14.0 cm (5.5 in)	45 of 100 (Notable)
Ashley (the Prairies)	Australia	Record daily precipitation	59.7 mm (2.4 in)	44 of 100 (Notable)
The Oaks John Street	Australia	Record daily precipitation	59.4 mm (2.3 in)	44 of 100 (Notable)
Balldale Post Office	Australia	Record daily precipitation	40.6 mm (1.6 in)	44 of 100 (Notable)
Russell	Canada	Record daily snowfall	7.6 cm (3.0 in)	44 of 100 (Notable)
Nellore	India	Record daily precipitation	156.9 mm (6.2 in)	43 of 100 (Notable)
Uitsig	South Africa	Record daily precipitation	31.5 mm (1.2 in)	43 of 100 (Notable)
Millwood (Bos)	South Africa	Record daily precipitation	53.3 mm (2.1 in)	42 of 100 (Notable)
Lead	United States	Record daily precipitation	26.7 mm (1.1 in)	42 of 100 (Notable)
Opsoek (Pos)	South Africa	Record daily precipitation	36.4 mm (1.4 in)	41 of 100 (Notable)
Gretna (Aut)	Canada	Record daily snowfall	16.5 cm (6.5 in)	40 of 100 (Notable)
Brakboschpoort	South Africa	Record daily precipitation	26.0 mm (1.0 in)	40 of 100 (Notable)
Sterkstroom	South Africa	Record daily precipitation	28.0 mm (1.1 in)	39 of 100 (Notable)
Rust-En-Vrede	South Africa	Record daily precipitation	46.5 mm (1.8 in)	38 of 100 (Notable)
Merriwa (Merry Vale)	Australia	Record daily precipitation	32.5 mm (1.3 in)	37 of 100 (Notable)
Kasane	Botswana	Record daily precipitation	62.0 mm (2.4 in)	37 of 100 (Notable)
Morden	Canada	Record daily snowfall	9.1 cm (3.6 in)	37 of 100 (Notable)
Queanbeyan Bowling Club	Australia	Record daily precipitation	31.0 mm (1.2 in)	36 of 100 (Notable)
Laingsburg	South Africa	Record daily precipitation	44.5 mm (1.8 in)	36 of 100 (Notable)
Powers Lake 1N	United States	Record daily snowfall	12.7 cm (5.0 in)	36 of 100 (Notable)
Overdene	South Africa	Record daily precipitation	42.5 mm (1.7 in)	35 of 100 (Notable)
Mohall	United States	Record daily snowfall	12.7 cm (5.0 in)	35 of 100 (Notable)
Ignace	Canada	Record daily snowfall	25.4 cm (10.0 in)	34 of 100 (Routine)
Tiruppur	India	Record daily precipitation	38.4 mm (1.5 in)	34 of 100 (Routine)
Great Brak River	South Africa	Record daily precipitation	48.0 mm (1.9 in)	34 of 100 (Routine)
Matjiesrivier (Skl)	South Africa	Record daily precipitation	45.0 mm (1.8 in)	34 of 100 (Routine)
Grand Forks UNIV (NWS)	United States	Record daily snowfall	12.7 cm (5.0 in)	34 of 100 (Routine)
Onaka	United States	Record daily snowfall	11.7 cm (4.6 in)	34 of 100 (Routine)
Devils Lake Kdlr	United States	Record daily snowfall	13.7 cm (5.4 in)	34 of 100 (Routine)
Mount Horeb (Marathorn)	Australia	Record daily precipitation	30.0 mm (1.2 in)	33 of 100 (Routine)
Flin Flon	Canada	Record daily snowfall	6.4 cm (2.5 in)	33 of 100 (Routine)
Grootfontein	South Africa	Record daily precipitation	27.5 mm (1.1 in)	33 of 100 (Routine)
Sterling	South Africa	Record daily precipitation	25.5 mm (1.0 in)	33 of 100 (Routine)
Ignace	Canada	Record daily precipitation	25.4 mm (1.0 in)	32 of 100 (Routine)
St Andrews	Canada	Record low minimum temperature	-13.9 C (7.0 F)	32 of 100 (Routine)
Coimbatore	India	Record daily precipitation	30.8 mm (1.2 in)	32 of 100 (Routine)
Reitfontein	South Africa	Record daily precipitation	25.5 mm (1.0 in)	32 of 100 (Routine)
Hannah 2 N	United States	Record daily snowfall	12.7 cm (5.0 in)	32 of 100 (Routine)
Swan River	Canada	Record daily snowfall	5.1 cm (2.0 in)	31 of 100 (Routine)
Hansboro 4 NNE	United States	Record daily snowfall	7.6 cm (3.0 in)	31 of 100 (Routine)
Clark	United States	Record daily snowfall	11.9 cm (4.7 in)	31 of 100 (Routine)
Angledool (Angledool Station)	Australia	Record daily precipitation	51.3 mm (2.0 in)	30 of 100 (Routine)
Bugaldie (Ulundi)	Australia	Record daily precipitation	35.8 mm (1.4 in)	30 of 100 (Routine)
Neilrex (Caigan)	Australia	Record daily precipitation	33.0 mm (1.3 in)	30 of 100 (Routine)
Tirumayam	India	Record daily precipitation	44.2 mm (1.7 in)	30 of 100 (Routine)
Velva	United States	Record daily snowfall	17.8 cm (7.0 in)	30 of 100 (Routine)

Counts by Type and Timescale

436 records

Records set or tied on 7 December 1963 by type: Highest daily maximum 38, Lowest daily maximum 29, Highest daily minimum 31, Lowest daily minimum 13, Heaviest daily rainfall 277, Heaviest daily snowfall 48.

Records on 7 December 1963 by type
Record type	Records
Highest daily maximum	38
Lowest daily maximum	29
Highest daily minimum	31
Lowest daily minimum	13
Heaviest daily rainfall	277
Heaviest daily snowfall	48
Deepest snow cover	0

Records on 7 December 1963 by timescale: all-time 0, monthly 9, daily 427.

How Much Records Were Beaten By

390 broken records

Margins by which the 390 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 153.0. Ties are not counted.

Top 20 by Significance

7 December 1963

Top 20 records on 7 December 1963 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
7 December 1963	Ft Ripley, US	daily snowfall	17.8 cm (7.0 in)	15.3 cm (6.0 in)	52 years	59 of 100 (Notable)
7 December 1963	Calitzdorp Pol, ZA	daily rain	72.6 mm (2.9 in)	67.3 mm (2.6 in)	30 years	57 of 100 (Notable)
7 December 1963	Ladismith (Tnk), ZA	daily rain	45.5 mm (1.8 in)	35.8 mm (1.4 in)	66 years	57 of 100 (Notable)
7 December 1963	Calitzdorp (Dam), ZA	monthly rain	61.0 mm (2.4 in)	31.0 mm (1.2 in)	9 years	56 of 100 (Notable)
7 December 1963	Snydersfontein, ZA	daily rain	32.0 mm (1.3 in)	32.0 mm (1.3 in)	40 years	56 of 100 (Notable)
7 December 1963	Klaarstroom (Pol), ZA	daily rain	39.6 mm (1.6 in)	32.5 mm (1.3 in)	30 years	53 of 100 (Notable)
7 December 1963	Buffelsvlei, ZA	daily rain	51.5 mm (2.0 in)	49.0 mm (1.9 in)	38 years	51 of 100 (Notable)
7 December 1963	Willowmore, ZA	daily rain	35.5 mm (1.4 in)	24.6 mm (1.0 in)	64 years	51 of 100 (Notable)
7 December 1963	Oulton, ZA	daily rain	32.0 mm (1.3 in)	32.0 mm (1.3 in)	32 years	51 of 100 (Notable)
7 December 1963	Valley City 3 NNW, US	daily rain	25.4 mm (1.0 in)	22.4 mm (0.9 in)	14 years	51 of 100 (Notable)
7 December 1963	Fairlight Station, AU	daily rain	40.1 mm (1.6 in)	22.1 mm (0.9 in)	76 years	50 of 100 (Notable)
7 December 1963	Coolamon Post Office, AU	daily rain	40.6 mm (1.6 in)	25.9 mm (1.0 in)	40 years	46 of 100 (Notable)
7 December 1963	Wupperthal, ZA	daily rain	28.5 mm (1.1 in)	23.2 mm (0.9 in)	26 years	46 of 100 (Notable)
7 December 1963	Grootdoornrivier, ZA	daily rain	38.5 mm (1.5 in)	29.6 mm (1.2 in)	25 years	45 of 100 (Notable)
7 December 1963	Cooperstown, US	daily snowfall	14.0 cm (5.5 in)	11.5 cm (4.5 in)	46 years	45 of 100 (Notable)
7 December 1963	Ashley (the Prairies), AU	daily rain	59.7 mm (2.4 in)	36.8 mm (1.4 in)	32 years	44 of 100 (Notable)
7 December 1963	The Oaks John Street, AU	daily rain	59.4 mm (2.3 in)	36.0 mm (1.4 in)	40 years	44 of 100 (Notable)
7 December 1963	Balldale Post Office, AU	daily rain	40.6 mm (1.6 in)	35.3 mm (1.4 in)	22 years	44 of 100 (Notable)
7 December 1963	Russell, CA	daily snowfall	7.6 cm (3.0 in)	5.1 cm (2.0 in)	75 years	44 of 100 (Notable)
7 December 1963	Nellore, IN	daily rain	156.9 mm (6.2 in)	59.1 mm (2.3 in)	56 years	43 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

1801 to 1963

Records set or tied on this calendar date in each year from 1801 to 1963. 1963 had 436 records.

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

Records on 12-07 in each year
Year	Records
1801	1
1805	1
1812	2
1815	1
1825	2
1832	1
1836	1
1839	1
1844	4
1848	3
1852	1
1856	3
1863	1
1866	1
1868	5
1871	5
1875	6
1879	5
1881	1
1884	2
1885	1
1889	1
1890	2
1891	3
1892	1
1893	5
1894	1
1895	1
1896	8
1897	4
1898	10
1899	3
1900	2
1901	9
1902	16
1903	9
1904	7
1905	3
1906	21
1907	4
1908	24
1909	21
1910	26
1911	7
1912	21
1913	19
1914	32
1915	53
1916	36
1917	52
1918	30
1919	38
1920	81
1921	39
1922	272
1923	128
1924	374
1925	119
1926	372
1927	404
1928	105
1929	146
1930	534
1931	180
1932	555
1933	130
1934	274
1935	270
1936	602
1937	890
1938	279
1939	780
1940	145
1941	139
1942	526
1943	199
1944	357
1945	240
1946	855
1947	240
1948	320
1949	187
1950	1,472
1951	1,751
1952	447
1953	673
1954	445
1955	195
1956	1,358
1957	589
1958	831
1959	539
1960	561
1961	206
1962	642
1963	436
1964	467
1965	476
1966	1,047
1967	386
1968	461
1969	952
1970	724
1971	854
1972	2,239
1973	448
1974	508
1975	404
1976	1,037
1977	1,369
1978	1,882
1979	827
1980	1,314
1981	896
1982	542
1983	957
1984	957
1985	922
1986	1,126
1987	866
1988	582
1989	675
1990	744
1991	698
1992	906
1993	544
1994	1,772
1995	912
1996	1,152
1997	818
1998	2,384
1999	674
2000	1,085
2001	743
2002	917
2003	1,184
2004	1,096
2005	1,433
2006	1,246
2007	1,402
2008	833
2009	972
2010	1,405
2011	1,507
2012	643
2013	2,119
2014	479
2015	1,079
2016	389
2017	508
2018	558
2019	447
2020	597
2021	547
2022	579
2023	952
2024	712
2025	665

Download the Data

Data for records on 1963-12-07: 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	315
20 to 40	49
40 to 60	7
60 to 80	15
80 to 100	2
100 to 120	1
120 to 140	0
140 to 160	1