Weather Records on 13 April 1963

353 weather records were set or tied worldwide on 13 April 1963. Highest significance: Calitzdorp (Dam), ZA.

Key Facts for 13 April 1963

On 13 April 1963, 353 weather records were set or tied at long-record stations worldwide.
123 were record highs and 13 were record lows, counting maximum and minimum temperature.
By timescale, 1 were all-time records, 7 monthly and 345 daily.
Calitzdorp (Dam) set a daily record precipitation of 33.0 mm (1.3 in) on 13 April 1963.
Across 164 earlier years (1798 to 2026) the same calendar date averaged 486 records.

Record Map

353 stations

353 station records on 13 April 1963 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 13 April 1963: highest significance records shown on the map
Station	Country	Type	Value	Significance
Calitzdorp (Dam)	South Africa	Record daily precipitation	33.0 mm (1.3 in)	55 of 100 (Notable)
Binthalya	Australia	Record daily precipitation	45.2 mm (1.8 in)	54 of 100 (Notable)
Brumado	Brazil	Record daily precipitation	59.5 mm (2.3 in)	52 of 100 (Notable)
Upper Mattole	United States	Record daily precipitation	77.0 mm (3.0 in)	52 of 100 (Notable)
Mapulehu 542	United States	Record daily precipitation	86.4 mm (3.4 in)	51 of 100 (Notable)
Tenali	India	Record daily precipitation	127.0 mm (5.0 in)	50 of 100 (Notable)
Milingimbi	Australia	Record daily precipitation	210.1 mm (8.3 in)	49 of 100 (Notable)
Quilimane	South Africa	Record daily precipitation	40.5 mm (1.6 in)	48 of 100 (Notable)
Nylsvley	South Africa	Record daily precipitation	52.5 mm (2.1 in)	46 of 100 (Notable)
Dalgaranga	Australia	Record daily precipitation	35.6 mm (1.4 in)	45 of 100 (Notable)
Holualoa Beach 68	United States	Record daily precipitation	50.0 mm (2.0 in)	45 of 100 (Notable)
Amarpara	India	Record daily precipitation	68.1 mm (2.7 in)	43 of 100 (Notable)
Rio Vista	United States	Record daily precipitation	26.4 mm (1.0 in)	42 of 100 (Notable)
Cerro Cora	Brazil	Record daily precipitation	187.2 mm (7.4 in)	39 of 100 (Notable)
Mangalore	India	Record daily precipitation	66.6 mm (2.6 in)	39 of 100 (Notable)
Schmidtsdrif	South Africa	Record daily precipitation	28.0 mm (1.1 in)	37 of 100 (Notable)
Jingemarra	Australia	Record daily precipitation	31.0 mm (1.2 in)	36 of 100 (Notable)
Nqadu Heights (Bos)	South Africa	Record daily precipitation	59.0 mm (2.3 in)	36 of 100 (Notable)
Beacon	Australia	Record daily precipitation	35.8 mm (1.4 in)	35 of 100 (Notable)
Nyabing	Australia	Record daily precipitation	29.0 mm (1.1 in)	35 of 100 (Notable)
Itaporanga (Misericordia)	Brazil	Record daily precipitation	72.4 mm (2.9 in)	35 of 100 (Notable)
Cramond, Albert Fall	South Africa	Record daily precipitation	38.1 mm (1.5 in)	35 of 100 (Notable)
Zastron (Tnk)	South Africa	Record daily precipitation	34.5 mm (1.4 in)	34 of 100 (Routine)
Windsorton (Pol)	South Africa	Record daily precipitation	32.5 mm (1.3 in)	34 of 100 (Routine)
Boogardie	Australia	Record daily precipitation	34.5 mm (1.4 in)	33 of 100 (Routine)
Uitkyk	South Africa	Record daily precipitation	30.0 mm (1.2 in)	33 of 100 (Routine)
Balla	Australia	Record daily precipitation	41.1 mm (1.6 in)	32 of 100 (Routine)
Tallering	Australia	Record daily precipitation	31.8 mm (1.3 in)	32 of 100 (Routine)
Sweetwater	South Africa	Record daily precipitation	53.0 mm (2.1 in)	32 of 100 (Routine)
Ellesmere	South Africa	Record daily precipitation	31.0 mm (1.2 in)	30 of 100 (Routine)
Hebron	South Africa	Record daily precipitation	39.0 mm (1.5 in)	30 of 100 (Routine)
Marydale (Pol)	South Africa	Record daily precipitation	25.5 mm (1.0 in)	30 of 100 (Routine)
Mountainair	United States	Record high minimum temperature	16.1 C (61.0 F)	30 of 100 (Routine)
Yuin	Australia	Record daily precipitation	25.4 mm (1.0 in)	28 of 100 (Routine)
Missoula 6 NW WFO	United States	Record low minimum temperature	-5.0 C (23.0 F)	28 of 100 (Routine)
Springer	United States	Record high maximum temperature	28.9 C (84.0 F)	27 of 100 (Routine)
Fremont 5 NW	United States	Record high minimum temperature	10.0 C (50.0 F)	27 of 100 (Routine)
Stewart	Canada	Record high maximum temperature	17.8 C (64.0 F)	26 of 100 (Routine)
Makaweli 965	United States	Record high minimum temperature	21.7 C (71.1 F)	26 of 100 (Routine)
Paravur	India	Record daily precipitation	50.8 mm (2.0 in)	25 of 100 (Routine)
Baia Mare	Romania	Record high minimum temperature	9.3 C (48.7 F)	25 of 100 (Routine)
Vajda-Guba	Russia	Record high minimum temperature	1.3 C (34.3 F)	25 of 100 (Routine)
Laketown	United States	Record high maximum temperature	23.9 C (75.0 F)	25 of 100 (Routine)
Manti	United States	Record high maximum temperature	26.1 C (79.0 F)	25 of 100 (Routine)
Brushgrove Post Office	Australia	Record daily precipitation	49.5 mm (1.9 in)	24 of 100 (Routine)
Pombal	Brazil	Record daily precipitation	48.3 mm (1.9 in)	24 of 100 (Routine)
Bultfontein (Skl)	South Africa	Record daily precipitation	34.6 mm (1.4 in)	24 of 100 (Routine)
Valley Falls	United States	Record high minimum temperature	12.2 C (54.0 F)	24 of 100 (Routine)
Magadi	India	Record daily precipitation	25.4 mm (1.0 in)	23 of 100 (Routine)
Rooipoort	South Africa	Record daily precipitation	32.0 mm (1.3 in)	23 of 100 (Routine)
Zoetveld	South Africa	Record daily precipitation	38.0 mm (1.5 in)	23 of 100 (Routine)
Elberta	United States	Record high maximum temperature	28.9 C (84.0 F)	23 of 100 (Routine)
Ocampo	Mexico	Record high maximum temperature	35.0 C (95.0 F)	22 of 100 (Routine)
Sombrerete (Dge)	Mexico	Record high minimum temperature	13.9 C (57.0 F)	22 of 100 (Routine)
Haparanda	Sweden	Record high minimum temperature	1.5 C (34.7 F)	22 of 100 (Routine)
Condeuba	Brazil	Record daily precipitation	60.0 mm (2.4 in)	21 of 100 (Routine)
Rapalle	India	Record daily precipitation	25.4 mm (1.0 in)	21 of 100 (Routine)
Scotia	United States	Record daily precipitation	45.5 mm (1.8 in)	21 of 100 (Routine)
Satna	India	Record daily precipitation	19.1 mm (0.8 in)	20 of 100 (Routine)
Yarlerweelor	Australia	Record daily precipitation	22.4 mm (0.9 in)	20 of 100 (Routine)

Counts by Type and Timescale

353 records

Records set or tied on 13 April 1963 by type: Highest daily maximum 82, Lowest daily maximum 6, Highest daily minimum 41, Lowest daily minimum 7, Heaviest daily rainfall 216, Heaviest daily snowfall 1.

Records on 13 April 1963 by type
Record type	Records
Highest daily maximum	82
Lowest daily maximum	6
Highest daily minimum	41
Lowest daily minimum	7
Heaviest daily rainfall	216
Heaviest daily snowfall	1
Deepest snow cover	0

Records on 13 April 1963 by timescale: all-time 1, monthly 7, daily 345.

How Much Records Were Beaten By

299 broken records

Margins by which the 299 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 189.0. Ties are not counted.

Top 20 by Significance

13 April 1963

Top 20 records on 13 April 1963 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
13 April 1963	Calitzdorp (Dam), ZA	daily rain	33.0 mm (1.3 in)	33.0 mm (1.3 in)	38 years	55 of 100 (Notable)
13 April 1963	Binthalya, AU	daily rain	45.2 mm (1.8 in)	41.6 mm (1.6 in)	28 years	54 of 100 (Notable)
13 April 1963	Brumado, BR	daily rain	59.5 mm (2.3 in)	45.0 mm (1.8 in)	48 years	52 of 100 (Notable)
13 April 1963	Upper Mattole, US	daily rain	77.0 mm (3.0 in)	43.2 mm (1.7 in)	66 years	52 of 100 (Notable)
13 April 1963	Mapulehu 542, US	daily rain	86.4 mm (3.4 in)	71.2 mm (2.8 in)	24 years	51 of 100 (Notable)
13 April 1963	Tenali, IN	monthly rain	127.0 mm (5.0 in)	38.1 mm (1.5 in)	37 years	50 of 100 (Notable)
13 April 1963	Milingimbi, AU	daily rain	210.1 mm (8.3 in)	189.0 mm (7.4 in)	18 years	49 of 100 (Notable)
13 April 1963	Quilimane, ZA	daily rain	40.5 mm (1.6 in)	30.1 mm (1.2 in)	41 years	48 of 100 (Notable)
13 April 1963	Nylsvley, ZA	daily rain	52.5 mm (2.1 in)	45.2 mm (1.8 in)	8 years	46 of 100 (Notable)
13 April 1963	Dalgaranga, AU	daily rain	35.6 mm (1.4 in)	31.0 mm (1.2 in)	1 year	45 of 100 (Notable)
13 April 1963	Holualoa Beach 68, US	daily rain	50.0 mm (2.0 in)	32.7 mm (1.3 in)	20 years	45 of 100 (Notable)
13 April 1963	Amarpara, IN	daily rain	68.1 mm (2.7 in)	40.9 mm (1.6 in)	16 years	43 of 100 (Notable)
13 April 1963	Rio Vista, US	daily rain	26.4 mm (1.0 in)	20.0 mm (0.8 in)	40 years	42 of 100 (Notable)
13 April 1963	Cerro Cora, BR	all-time rain	187.2 mm (7.4 in)	17.2 mm (0.7 in)	20 years	39 of 100 (Notable)
13 April 1963	Mangalore, IN	daily rain	66.6 mm (2.6 in)	43.2 mm (1.7 in)	16 years	39 of 100 (Notable)
13 April 1963	Schmidtsdrif, ZA	daily rain	28.0 mm (1.1 in)	22.7 mm (0.9 in)	16 years	37 of 100 (Notable)
13 April 1963	Jingemarra, AU	daily rain	31.0 mm (1.2 in)	25.4 mm (1.0 in)	1 year	36 of 100 (Notable)
13 April 1963	Nqadu Heights (Bos), ZA	daily rain	59.0 mm (2.3 in)	28.5 mm (1.1 in)	24 years	36 of 100 (Notable)
13 April 1963	Beacon, AU	daily rain	35.8 mm (1.4 in)	21.6 mm (0.9 in)	30 years	35 of 100 (Notable)
13 April 1963	Nyabing, AU	daily rain	29.0 mm (1.1 in)	17.8 mm (0.7 in)	32 years	35 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

1798 to 1963

Records set or tied on this calendar date in each year from 1798 to 1963. 1963 had 353 records.

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

Records on 04-13 in each year
Year	Records
1798	1
1806	1
1809	2
1812	1
1817	1
1830	1
1831	1
1834	1
1836	1
1837	1
1839	2
1849	1
1852	1
1854	1
1856	2
1862	1
1864	1
1865	3
1869	3
1872	1
1874	1
1875	3
1876	2
1878	1
1879	2
1882	2
1885	1
1886	3
1889	2
1890	8
1891	2
1892	4
1894	1
1895	1
1896	3
1897	4
1898	2
1899	2
1900	5
1901	1
1902	3
1903	11
1904	15
1905	9
1906	23
1907	16
1908	6
1909	37
1910	13
1911	32
1912	41
1913	62
1914	58
1915	17
1916	47
1917	36
1918	35
1919	26
1920	258
1921	59
1922	74
1923	125
1924	96
1925	137
1926	232
1927	167
1928	139
1929	117
1930	477
1931	339
1932	392
1933	489
1934	674
1935	480
1936	435
1937	185
1938	268
1939	857
1940	1,562
1941	1,085
1942	137
1943	745
1944	212
1945	978
1946	391
1947	532
1948	595
1949	302
1950	1,352
1951	715
1952	738
1953	609
1954	504
1955	665
1956	294
1957	714
1958	465
1959	515
1960	286
1961	669
1962	603
1963	353
1964	408
1965	656
1966	563
1967	665
1968	739
1969	324
1970	624
1971	390
1972	1,411
1973	701
1974	729
1975	675
1976	807
1977	1,066
1978	448
1979	715
1980	734
1981	872
1982	710
1983	1,394
1984	397
1985	746
1986	1,509
1987	768
1988	1,145
1989	1,671
1990	800
1991	1,326
1992	1,189
1993	574
1994	1,104
1995	789
1996	913
1997	2,451
1998	1,710
1999	631
2000	956
2001	1,013
2002	916
2003	1,245
2004	1,091
2005	425
2006	1,023
2007	1,271
2008	1,021
2009	760
2010	1,028
2011	761
2012	609
2013	759
2014	868
2015	607
2016	510
2017	454
2018	914
2019	736
2020	2,051
2021	465
2022	2,173
2023	1,433
2024	1,172
2025	952
2026	849

Download the Data

Data for records on 1963-04-13: 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 2026-10-15 (15 October 2026). Records are computed by this site and are not official.

Data as of 2026-10-15. Last revised 15 October 2026 (2026-10-15).

Margin	Records
0 to 25	281
25 to 50	15
50 to 75	1
75 to 100	0
100 to 125	1
125 to 150	0
150 to 175	0
175 to 200	1