Weather Records on 16 April 1963

827 weather records were set or tied worldwide on 16 April 1963. Highest significance: Kaumana 88.1, US.

Key Facts for 16 April 1963

On 16 April 1963, 827 weather records were set or tied at long-record stations worldwide.
307 were record highs and 250 were record lows, counting maximum and minimum temperature.
By timescale, 0 were all-time records, 24 monthly and 803 daily.
Kaumana 88.1 set a daily record precipitation of 198.1 mm (7.8 in) on 16 April 1963.
Across 168 earlier years (1794 to 2026) the same calendar date averaged 458 records.

Record Map

827 stations

827 station records on 16 April 1963 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 16 April 1963: highest significance records shown on the map
Station	Country	Type	Value	Significance
Kaumana 88.1	United States	Record daily precipitation	198.1 mm (7.8 in)	61 of 100 (Major)
Maranboy	Australia	Record daily precipitation	75.4 mm (3.0 in)	55 of 100 (Notable)
Naalehu 14	United States	Record daily precipitation	148.1 mm (5.8 in)	55 of 100 (Notable)
Mtn View 91	United States	Record daily precipitation	164.6 mm (6.5 in)	53 of 100 (Notable)
San German 4 W	Puerto Rico [United States]	Record daily precipitation	97.0 mm (3.8 in)	52 of 100 (Notable)
Koolau Dam 833	United States	Record daily precipitation	101.6 mm (4.0 in)	52 of 100 (Notable)
Glenns Ferry	United States	Record daily snowfall	20.3 cm (8.0 in)	51 of 100 (Notable)
Kahuku 912	United States	Record daily precipitation	94.2 mm (3.7 in)	50 of 100 (Notable)
Kekaha 944	United States	Record daily precipitation	45.0 mm (1.8 in)	50 of 100 (Notable)
Tiruchengode	India	Record daily precipitation	80.4 mm (3.2 in)	49 of 100 (Notable)
Pahala 21	United States	Record daily precipitation	144.5 mm (5.7 in)	49 of 100 (Notable)
Ceylon	Canada	Record daily precipitation	30.7 mm (1.2 in)	47 of 100 (Notable)
Culbertson	United States	Record daily precipitation	29.7 mm (1.2 in)	47 of 100 (Notable)
Erode	India	Record daily precipitation	70.4 mm (2.8 in)	46 of 100 (Notable)
Waimea 892	United States	Record daily precipitation	66.0 mm (2.6 in)	46 of 100 (Notable)
Black Point 717	United States	Record daily precipitation	68.6 mm (2.7 in)	45 of 100 (Notable)
Kaneohe Mauka 781	United States	Record daily precipitation	78.7 mm (3.1 in)	44 of 100 (Notable)
Stettler	Canada	Record daily snowfall	15.2 cm (6.0 in)	42 of 100 (Notable)
Gogri	India	Record daily precipitation	28.8 mm (1.1 in)	42 of 100 (Notable)
Waiawa 943	United States	Record daily precipitation	43.2 mm (1.7 in)	41 of 100 (Notable)
Santaquin Chlorinator	United States	Record daily snowfall	16.0 cm (6.3 in)	40 of 100 (Notable)
Makapuu Point 724	United States	Record daily precipitation	93.5 mm (3.7 in)	40 of 100 (Notable)
Papaikou 144.1	United States	Record daily precipitation	161.8 mm (6.4 in)	40 of 100 (Notable)
Ewa Plantation 741	United States	Record daily precipitation	64.0 mm (2.5 in)	39 of 100 (Notable)
Honomu Mauka 138	United States	Record daily precipitation	156.2 mm (6.1 in)	39 of 100 (Notable)
Klamath Falls 2 SSW	United States	Record low minimum temperature	-12.2 C (10.0 F)	38 of 100 (Notable)
Crosby	United States	Record daily precipitation	27.4 mm (1.1 in)	37 of 100 (Notable)
Aiea Fld 764A	United States	Record daily precipitation	40.9 mm (1.6 in)	37 of 100 (Notable)
New Westminster	Canada	Record low maximum temperature	7.2 C (45.0 F)	36 of 100 (Notable)
Elberta	United States	Record snow depth	12.7 cm (5.0 in)	36 of 100 (Notable)
Moanalua 770	United States	Record daily precipitation	45.2 mm (1.8 in)	36 of 100 (Notable)
Keno	United States	Record daily snowfall	15.2 cm (6.0 in)	35 of 100 (Notable)
Wetaskiwin	Canada	Record daily snowfall	15.2 cm (6.0 in)	34 of 100 (Routine)
Mineral	United States	Record low minimum temperature	-13.3 C (8.1 F)	34 of 100 (Routine)
Ipswich	United States	Record daily precipitation	32.5 mm (1.3 in)	34 of 100 (Routine)
E Lawai 934	United States	Record daily precipitation	39.9 mm (1.6 in)	34 of 100 (Routine)
Koloa 936	United States	Record daily precipitation	43.7 mm (1.7 in)	34 of 100 (Routine)
Waipahu 750	United States	Record daily precipitation	51.3 mm (2.0 in)	34 of 100 (Routine)
Portland Rfc City	United States	Record low maximum temperature	9.4 C (48.9 F)	34 of 100 (Routine)
Die Hoogte	South Africa	Record daily precipitation	37.0 mm (1.5 in)	33 of 100 (Routine)
Bliss 4 NW	United States	Record low maximum temperature	4.4 C (39.9 F)	33 of 100 (Routine)
Amenia	United States	Record high minimum temperature	13.9 C (57.0 F)	33 of 100 (Routine)
Moloaa 1145	United States	Record daily precipitation	53.3 mm (2.1 in)	33 of 100 (Routine)
Waianae 798	United States	Record daily precipitation	28.4 mm (1.1 in)	33 of 100 (Routine)
Mataranka Homestead Resort	Australia	Record daily precipitation	52.3 mm (2.1 in)	32 of 100 (Routine)
Lacombe Cda	Canada	Record daily snowfall	12.7 cm (5.0 in)	32 of 100 (Routine)
Cedarville	United States	Record low minimum temperature	-8.3 C (17.1 F)	32 of 100 (Routine)
Grand View 4 NW	United States	Record daily snowfall	6.4 cm (2.5 in)	32 of 100 (Routine)
Disston 1 NE Laying Ck	United States	Record daily snowfall	15.2 cm (6.0 in)	32 of 100 (Routine)
Highmore	United States	Record daily precipitation	25.1 mm (1.0 in)	32 of 100 (Routine)
Aakukui 1007	United States	Record daily precipitation	64.0 mm (2.5 in)	32 of 100 (Routine)
Hakalau 142	United States	Record daily precipitation	85.1 mm (3.4 in)	32 of 100 (Routine)
Quincy	United States	Record low maximum temperature	5.0 C (41.0 F)	31 of 100 (Routine)
Lakeview 2 NNW	United States	Record daily snowfall	7.6 cm (3.0 in)	31 of 100 (Routine)
Kilauea 1134	United States	Record daily precipitation	90.4 mm (3.6 in)	31 of 100 (Routine)
Lodi	United States	Record low maximum temperature	13.3 C (55.9 F)	30 of 100 (Routine)
American Falls 6 NE	United States	Record low maximum temperature	2.2 C (36.0 F)	30 of 100 (Routine)
Detroit	United States	Record daily snowfall	12.7 cm (5.0 in)	30 of 100 (Routine)
Paauilo 221	United States	Record daily precipitation	103.6 mm (4.1 in)	30 of 100 (Routine)
Kharagpur India Aab	India	Record daily precipitation	40.6 mm (1.6 in)	29 of 100 (Routine)

Counts by Type and Timescale

827 records

Records set or tied on 16 April 1963 by type: Highest daily maximum 71, Lowest daily maximum 188, Highest daily minimum 236, Lowest daily minimum 62, Heaviest daily rainfall 205, Heaviest daily snowfall 55, Deepest snow cover 10.

Records on 16 April 1963 by type
Record type	Records
Highest daily maximum	71
Lowest daily maximum	188
Highest daily minimum	236
Lowest daily minimum	62
Heaviest daily rainfall	205
Heaviest daily snowfall	55
Deepest snow cover	10

Records on 16 April 1963 by timescale: all-time 0, monthly 24, daily 803.

How Much Records Were Beaten By

641 broken records

Margins by which the 641 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 152.0. Ties are not counted.

Top 20 by Significance

16 April 1963

Top 20 records on 16 April 1963 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
16 April 1963	Kaumana 88.1, US	daily rain	198.1 mm (7.8 in)	128.2 mm (5.0 in)	57 years	61 of 100 (Major)
16 April 1963	Maranboy, AU	daily rain	75.4 mm (3.0 in)	64.2 mm (2.5 in)	37 years	55 of 100 (Notable)
16 April 1963	Naalehu 14, US	daily rain	148.1 mm (5.8 in)	114.8 mm (4.5 in)	36 years	55 of 100 (Notable)
16 April 1963	Mtn View 91, US	daily rain	164.6 mm (6.5 in)	107.7 mm (4.2 in)	28 years	53 of 100 (Notable)
16 April 1963	San German 4 W, PR	daily rain	97.0 mm (3.8 in)	72.9 mm (2.9 in)	20 years	52 of 100 (Notable)
16 April 1963	Koolau Dam 833, US	daily rain	101.6 mm (4.0 in)	47.8 mm (1.9 in)	38 years	52 of 100 (Notable)
16 April 1963	Glenns Ferry, US	monthly snowfall	20.3 cm (8.0 in)	15.2 cm (6.0 in)	20 years	51 of 100 (Notable)
16 April 1963	Kahuku 912, US	daily rain	94.2 mm (3.7 in)	47.0 mm (1.9 in)	17 years	50 of 100 (Notable)
16 April 1963	Kekaha 944, US	daily rain	45.0 mm (1.8 in)	42.7 mm (1.7 in)	52 years	50 of 100 (Notable)
16 April 1963	Tiruchengode, IN	daily rain	80.4 mm (3.2 in)	50.7 mm (2.0 in)	24 years	49 of 100 (Notable)
16 April 1963	Pahala 21, US	daily rain	144.5 mm (5.7 in)	115.8 mm (4.6 in)	14 years	49 of 100 (Notable)
16 April 1963	Ceylon, CA	daily rain	30.7 mm (1.2 in)	26.1 mm (1.0 in)	36 years	47 of 100 (Notable)
16 April 1963	Culbertson, US	daily rain	29.7 mm (1.2 in)	16.7 mm (0.7 in)	44 years	47 of 100 (Notable)
16 April 1963	Erode, IN	daily rain	70.4 mm (2.8 in)	59.0 mm (2.3 in)	24 years	46 of 100 (Notable)
16 April 1963	Waimea 892, US	daily rain	66.0 mm (2.6 in)	43.4 mm (1.7 in)	8 years	46 of 100 (Notable)
16 April 1963	Black Point 717, US	daily rain	68.6 mm (2.7 in)	41.9 mm (1.6 in)	5 years	45 of 100 (Notable)
16 April 1963	Kaneohe Mauka 781, US	daily rain	78.7 mm (3.1 in)	58.9 mm (2.3 in)	5 years	44 of 100 (Notable)
16 April 1963	Stettler, CA	daily snowfall	15.2 cm (6.0 in)	13.9 cm (5.5 in)	40 years	42 of 100 (Notable)
16 April 1963	Gogri, IN	daily rain	28.8 mm (1.1 in)	25.8 mm (1.0 in)	48 years	42 of 100 (Notable)
16 April 1963	Waiawa 943, US	daily rain	43.2 mm (1.7 in)	24.7 mm (1.0 in)	57 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 827 records.

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

Records on 04-16 in each year
Year	Records
1794	1
1796	1
1801	2
1809	1
1816	1
1823	1
1837	1
1838	1
1839	1
1842	1
1845	1
1847	1
1849	2
1852	2
1853	2
1855	1
1858	2
1862	2
1865	4
1866	1
1868	1
1869	1
1870	1
1875	1
1876	2
1877	2
1878	2
1880	5
1883	1
1884	1
1887	3
1888	2
1889	4
1890	7
1891	1
1892	4
1893	1
1894	3
1896	4
1897	1
1898	1
1899	14
1900	7
1901	4
1902	5
1903	6
1904	48
1905	15
1906	12
1907	25
1908	31
1909	6
1910	31
1911	11
1912	24
1913	35
1914	43
1915	16
1916	17
1917	50
1918	36
1919	53
1920	88
1921	73
1922	75
1923	72
1924	131
1925	141
1926	325
1927	245
1928	506
1929	269
1930	229
1931	322
1932	344
1933	379
1934	385
1935	608
1936	272
1937	252
1938	573
1939	499
1940	243
1941	438
1942	645
1943	716
1944	322
1945	732
1946	378
1947	877
1948	386
1949	346
1950	492
1951	542
1952	323
1953	681
1954	488
1955	377
1956	515
1957	335
1958	730
1959	360
1960	478
1961	938
1962	737
1963	827
1964	679
1965	575
1966	425
1967	1,027
1968	448
1969	1,171
1970	511
1971	779
1972	850
1973	974
1974	291
1975	559
1976	2,099
1977	831
1978	669
1979	573
1980	596
1981	779
1982	934
1983	1,174
1984	712
1985	642
1986	1,041
1987	735
1988	1,077
1989	676
1990	964
1991	448
1992	898
1993	1,067
1994	928
1995	937
1996	924
1997	699
1998	2,069
1999	1,330
2000	1,052
2001	741
2002	2,494
2003	1,166
2004	609
2005	504
2006	1,423
2007	1,788
2008	889
2009	854
2010	634
2011	1,279
2012	1,015
2013	1,372
2014	1,436
2015	574
2016	742
2017	441
2018	2,238
2019	413
2020	867
2021	580
2022	994
2023	708
2024	746
2025	802
2026	1,065

Download the Data

Data for records on 1963-04-16: 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	550
20 to 40	47
40 to 60	19
60 to 80	12
80 to 100	1
100 to 120	6
120 to 140	5
140 to 160	1