Weather Records on 25 April 1963

437 weather records were set or tied worldwide on 25 April 1963. Highest significance: Villa Ahumada, MX.

Key Facts for 25 April 1963

On 25 April 1963, 437 weather records were set or tied at long-record stations worldwide.
45 were record highs and 91 were record lows, counting maximum and minimum temperature.
By timescale, 2 were all-time records, 10 monthly and 425 daily.
Villa Ahumada set an all-time record daily precipitation of 99.8 mm (3.9 in) on 25 April 1963.
Across 164 earlier years (1794 to 2026) the same calendar date averaged 441 records.

Record Map

437 stations

437 station records on 25 April 1963 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 25 April 1963: highest significance records shown on the map
Station	Country	Type	Value	Significance
Villa Ahumada	Mexico	Record daily precipitation	99.8 mm (3.9 in)	73 of 100 (Major)
Cowell	Australia	Record daily precipitation	50.3 mm (2.0 in)	67 of 100 (Major)
Tanda	India	Record daily precipitation	63.5 mm (2.5 in)	61 of 100 (Major)
Roopena	Australia	Record daily precipitation	29.2 mm (1.1 in)	58 of 100 (Notable)
Atil	Mexico	Record daily precipitation	104.9 mm (4.1 in)	56 of 100 (Notable)
Arno Bay	Australia	Record daily precipitation	32.5 mm (1.3 in)	52 of 100 (Notable)
Siam	Australia	Record daily precipitation	28.7 mm (1.1 in)	51 of 100 (Notable)
Nonning	Australia	Record daily precipitation	28.2 mm (1.1 in)	49 of 100 (Notable)
Mbarara	Uganda	Record daily precipitation	85.2 mm (3.4 in)	49 of 100 (Notable)
Cleve	Australia	Record daily precipitation	38.6 mm (1.5 in)	48 of 100 (Notable)
Pondooma Post Office	Australia	Record daily precipitation	43.2 mm (1.7 in)	48 of 100 (Notable)
Whyalla (Norrie)	Australia	Record daily precipitation	32.5 mm (1.3 in)	47 of 100 (Notable)
Oxley (Walmer Downs)	Australia	Record daily precipitation	35.8 mm (1.4 in)	46 of 100 (Notable)
Kaiserganj	India	Record daily precipitation	52.6 mm (2.1 in)	44 of 100 (Notable)
Carpa	Australia	Record daily precipitation	33.5 mm (1.3 in)	43 of 100 (Notable)
Sonkatch	India	Record daily precipitation	37.6 mm (1.5 in)	43 of 100 (Notable)
Aravakurichi	India	Record daily precipitation	87.1 mm (3.4 in)	43 of 100 (Notable)
Darke Peak	Australia	Record daily precipitation	25.4 mm (1.0 in)	42 of 100 (Notable)
Basti	India	Record daily precipitation	39.4 mm (1.6 in)	42 of 100 (Notable)
Balkapur	India	Record daily precipitation	31.7 mm (1.2 in)	41 of 100 (Notable)
Iron Knob	Australia	Record daily precipitation	59.9 mm (2.4 in)	40 of 100 (Notable)
Kimba (Yeltana)	Australia	Record daily precipitation	71.9 mm (2.8 in)	40 of 100 (Notable)
Cygnet River	Australia	Record daily precipitation	31.5 mm (1.2 in)	40 of 100 (Notable)
Pakribarwan	India	Record daily precipitation	33.2 mm (1.3 in)	40 of 100 (Notable)
Pakala	India	Record daily precipitation	46.0 mm (1.8 in)	39 of 100 (Notable)
Tundi	India	Record daily precipitation	33.0 mm (1.3 in)	39 of 100 (Notable)
Saint Paul Is AP	United States	Record daily snowfall	10.7 cm (4.2 in)	39 of 100 (Notable)
Kulasekarapatnam	India	Record daily precipitation	73.7 mm (2.9 in)	38 of 100 (Notable)
Buckleboo (Buclkeboo Post Offi	Australia	Record daily precipitation	26.2 mm (1.0 in)	37 of 100 (Notable)
Cleve (Pineside)	Australia	Record daily precipitation	26.7 mm (1.1 in)	37 of 100 (Notable)
Western River	Australia	Record daily precipitation	32.3 mm (1.3 in)	37 of 100 (Notable)
Hesso	Australia	Record daily precipitation	29.2 mm (1.1 in)	36 of 100 (Notable)
Smith Bay (Smiths Bay)	Australia	Record daily precipitation	31.8 mm (1.3 in)	35 of 100 (Notable)
Kumily	India	Record daily precipitation	67.3 mm (2.6 in)	35 of 100 (Notable)
Kimba (the Pines)	Australia	Record daily precipitation	26.7 mm (1.1 in)	33 of 100 (Routine)
Domeriaganj Sr	India	Record daily precipitation	35.1 mm (1.4 in)	33 of 100 (Routine)
Sarajevo	Bosnia and Herzegovina	Record daily precipitation	36.9 mm (1.5 in)	32 of 100 (Routine)
Tamboril	Brazil	Record daily precipitation	34.0 mm (1.3 in)	32 of 100 (Routine)
Cleve (Mangalo)	Australia	Record daily precipitation	28.4 mm (1.1 in)	31 of 100 (Routine)
Bansi	India	Record daily precipitation	31.7 mm (1.2 in)	30 of 100 (Routine)
Kingscote (Karinga)	Australia	Record daily precipitation	32.0 mm (1.3 in)	29 of 100 (Routine)
Alisagar	India	Record daily precipitation	27.9 mm (1.1 in)	29 of 100 (Routine)
Ebor (Kotupna)	Australia	Record daily precipitation	33.5 mm (1.3 in)	28 of 100 (Routine)
Richland	United States	Record high minimum temperature	8.9 C (48.0 F)	28 of 100 (Routine)
Nguiu	Australia	Record daily precipitation	37.3 mm (1.5 in)	27 of 100 (Routine)
Nymboida (Armidale Road)	Australia	Record daily precipitation	25.9 mm (1.0 in)	27 of 100 (Routine)
Bowraville (Weeroona)	Australia	Record daily precipitation	35.3 mm (1.4 in)	27 of 100 (Routine)
Russellville	United States	Record low maximum temperature	18.3 C (64.9 F)	27 of 100 (Routine)
Low Head (Comparison)	Australia	Record high maximum temperature	20.3 C (68.5 F)	26 of 100 (Routine)
Astrakan	Russia	Record high minimum temperature	13.4 C (56.1 F)	26 of 100 (Routine)
Framingham	United States	Record low maximum temperature	8.3 C (46.9 F)	26 of 100 (Routine)
Mavelikara	India	Record daily precipitation	43.4 mm (1.7 in)	25 of 100 (Routine)
Greensboro	United States	Record low maximum temperature	13.9 C (57.0 F)	25 of 100 (Routine)
Farmington	United States	Record low maximum temperature	4.4 C (39.9 F)	25 of 100 (Routine)
Kohala Mis 175.1	United States	Record low minimum temperature	16.7 C (62.1 F)	25 of 100 (Routine)
Pahala 21	United States	Record low maximum temperature	23.3 C (73.9 F)	25 of 100 (Routine)
La Estanzuela (Eele)	Uruguay	Record high minimum temperature	21.0 C (69.8 F)	25 of 100 (Routine)
Port Neill	Australia	Record daily precipitation	41.1 mm (1.6 in)	24 of 100 (Routine)
Copmanhurst Post Office	Australia	Record daily precipitation	45.2 mm (1.8 in)	24 of 100 (Routine)
Riva	Italy	Record high maximum temperature	25.0 C (77.0 F)	24 of 100 (Routine)

Counts by Type and Timescale

437 records

Records set or tied on 25 April 1963 by type: Highest daily maximum 22, Lowest daily maximum 64, Highest daily minimum 23, Lowest daily minimum 27, Heaviest daily rainfall 295, Heaviest daily snowfall 5, Deepest snow cover 1.

Records on 25 April 1963 by type
Record type	Records
Highest daily maximum	22
Lowest daily maximum	64
Highest daily minimum	23
Lowest daily minimum	27
Heaviest daily rainfall	295
Heaviest daily snowfall	5
Deepest snow cover	1

Records on 25 April 1963 by timescale: all-time 2, monthly 10, daily 425.

How Much Records Were Beaten By

379 broken records

Margins by which the 379 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 63.6. Ties are not counted.

Top 20 by Significance

25 April 1963

Top 20 records on 25 April 1963 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
25 April 1963	Villa Ahumada, MX	all-time rain	99.8 mm (3.9 in)	39.9 mm (1.6 in)	26 years	73 of 100 (Major)
25 April 1963	Cowell, AU	daily rain	50.3 mm (2.0 in)	46.5 mm (1.8 in)	69 years	67 of 100 (Major)
25 April 1963	Tanda, IN	monthly rain	63.5 mm (2.5 in)	30.0 mm (1.2 in)	17 years	61 of 100 (Major)
25 April 1963	Roopena, AU	daily rain	29.2 mm (1.1 in)	21.6 mm (0.9 in)	69 years	58 of 100 (Notable)
25 April 1963	Atil, MX	all-time rain	104.9 mm (4.1 in)	18.0 mm (0.7 in)	20 years	56 of 100 (Notable)
25 April 1963	Arno Bay, AU	daily rain	32.5 mm (1.3 in)	21.6 mm (0.9 in)	24 years	52 of 100 (Notable)
25 April 1963	Siam, AU	daily rain	28.7 mm (1.1 in)	24.1 mm (0.9 in)	36 years	51 of 100 (Notable)
25 April 1963	Nonning, AU	daily rain	28.2 mm (1.1 in)	24.6 mm (1.0 in)	36 years	49 of 100 (Notable)
25 April 1963	Mbarara, UG	daily rain	85.2 mm (3.4 in)	63.6 mm (2.5 in)	22 years	49 of 100 (Notable)
25 April 1963	Cleve, AU	daily rain	38.6 mm (1.5 in)	27.9 mm (1.1 in)	8 years	48 of 100 (Notable)
25 April 1963	Pondooma Post Office, AU	daily rain	43.2 mm (1.7 in)	38.6 mm (1.5 in)	8 years	48 of 100 (Notable)
25 April 1963	Whyalla (Norrie), AU	daily rain	32.5 mm (1.3 in)	24.1 mm (0.9 in)	8 years	47 of 100 (Notable)
25 April 1963	Oxley (Walmer Downs), AU	daily rain	35.8 mm (1.4 in)	31.0 mm (1.2 in)	10 years	46 of 100 (Notable)
25 April 1963	Kaiserganj, IN	daily rain	52.6 mm (2.1 in)	28.5 mm (1.1 in)	53 years	44 of 100 (Notable)
25 April 1963	Carpa, AU	daily rain	33.5 mm (1.3 in)	23.6 mm (0.9 in)	8 years	43 of 100 (Notable)
25 April 1963	Sonkatch, IN	monthly rain	37.6 mm (1.5 in)	17.3 mm (0.7 in)	34 years	43 of 100 (Notable)
25 April 1963	Aravakurichi, IN	daily rain	87.1 mm (3.4 in)	50.5 mm (2.0 in)	29 years	43 of 100 (Notable)
25 April 1963	Darke Peak, AU	daily rain	25.4 mm (1.0 in)	15.2 mm (0.6 in)	36 years	42 of 100 (Notable)
25 April 1963	Basti, IN	daily rain	39.4 mm (1.6 in)	23.9 mm (0.9 in)	37 years	42 of 100 (Notable)
25 April 1963	Balkapur, IN	daily rain	31.7 mm (1.2 in)	29.4 mm (1.2 in)	22 years	41 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

1794 to 1963

Records set or tied on this calendar date in each year from 1794 to 1963. 1963 had 437 records.

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

Records on 04-25 in each year
Year	Records
1794	2
1796	1
1805	1
1807	1
1808	1
1812	1
1813	1
1817	2
1841	1
1842	1
1844	1
1845	1
1849	1
1850	1
1854	7
1856	1
1857	3
1861	1
1862	1
1865	2
1867	2
1873	3
1874	4
1875	2
1882	2
1883	5
1884	1
1885	2
1887	2
1888	3
1889	3
1890	9
1891	1
1892	1
1893	1
1895	1
1897	1
1898	1
1899	2
1901	6
1902	3
1903	29
1904	10
1905	8
1906	20
1907	22
1908	26
1909	47
1910	42
1911	14
1912	16
1913	53
1914	14
1915	82
1916	54
1917	28
1918	136
1919	103
1920	41
1921	83
1922	66
1923	95
1924	142
1925	231
1926	439
1927	175
1928	143
1929	288
1930	280
1931	269
1932	362
1933	133
1934	360
1935	248
1936	175
1937	494
1938	375
1939	371
1940	534
1941	223
1942	644
1943	340
1944	294
1945	638
1946	379
1947	324
1948	599
1949	572
1950	647
1951	370
1952	636
1953	369
1954	767
1955	644
1956	607
1957	442
1958	569
1959	385
1960	992
1961	563
1962	1,116
1963	437
1964	538
1965	526
1966	541
1967	837
1968	1,011
1969	419
1970	462
1971	629
1972	508
1973	434
1974	919
1975	764
1976	561
1977	812
1978	696
1979	622
1980	784
1981	900
1982	628
1983	1,860
1984	874
1985	649
1986	1,031
1987	1,009
1988	736
1989	1,382
1990	1,553
1991	1,003
1992	1,032
1993	862
1994	1,200
1995	1,128
1996	866
1997	1,348
1998	777
1999	986
2000	1,026
2001	1,170
2002	1,194
2003	859
2004	801
2005	1,435
2006	791
2007	1,149
2008	998
2009	1,366
2010	862
2011	1,166
2012	1,676
2013	1,193
2014	469
2015	743
2016	692
2017	705
2018	660
2019	660
2020	477
2021	386
2022	588
2023	540
2024	485
2025	493
2026	581

Download the Data

Data for records on 1963-04-25: 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 10	272
10 to 20	63
20 to 30	28
30 to 40	9
40 to 50	5
50 to 60	1
60 to 70	1