Weather Records on 16 April 1973

974 weather records were set or tied worldwide on 16 April 1973. Highest significance: Cape Otway Lighthouse, AU.

Key Facts for 16 April 1973

On 16 April 1973, 974 weather records were set or tied at long-record stations worldwide.
235 were record highs and 99 were record lows, counting maximum and minimum temperature.
By timescale, 0 were all-time records, 16 monthly and 958 daily.
Cape Otway Lighthouse set a daily record precipitation of 48.5 mm (1.9 in) on 16 April 1973.
Across 168 earlier years (1794 to 2026) the same calendar date averaged 457 records.

Record Map

974 stations

974 station records on 16 April 1973 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 16 April 1973: highest significance records shown on the map
Station	Country	Type	Value	Significance
Cape Otway Lighthouse	Australia	Record daily precipitation	48.5 mm (1.9 in)	75 of 100 (Major)
Corning	United States	Record daily precipitation	62.2 mm (2.4 in)	68 of 100 (Major)
Clarinda	United States	Record daily precipitation	82.6 mm (3.3 in)	63 of 100 (Major)
Manistique Wwtp	United States	Record daily precipitation	31.8 mm (1.3 in)	63 of 100 (Major)
Lake City	United States	Record daily precipitation	36.8 mm (1.4 in)	63 of 100 (Major)
Independence #1	United States	Record daily precipitation	39.1 mm (1.5 in)	62 of 100 (Major)
Harmony	United States	Record daily precipitation	71.1 mm (2.8 in)	61 of 100 (Major)
Decorah	United States	Record daily precipitation	67.8 mm (2.7 in)	60 of 100 (Major)
Muscoda	United States	Record daily precipitation	43.7 mm (1.7 in)	59 of 100 (Notable)
Hampton	United States	Record daily snowfall	5.1 cm (2.0 in)	55 of 100 (Notable)
Mather 3 NW	United States	Record daily precipitation	59.4 mm (2.3 in)	55 of 100 (Notable)
Walpeup	Australia	Record daily precipitation	25.7 mm (1.0 in)	54 of 100 (Notable)
Yevpatoriia	Ukraine	Record daily precipitation	40.5 mm (1.6 in)	53 of 100 (Notable)
Charles City	United States	Record daily precipitation	42.2 mm (1.7 in)	53 of 100 (Notable)
Floresville	United States	Record daily precipitation	91.4 mm (3.6 in)	53 of 100 (Notable)
Blair	United States	Record daily precipitation	47.0 mm (1.9 in)	53 of 100 (Notable)
Holcombe	United States	Record daily precipitation	53.3 mm (2.1 in)	53 of 100 (Notable)
Walpeup Research	Australia	Record daily precipitation	27.7 mm (1.1 in)	52 of 100 (Notable)
La Crescent Dam 7	United States	Record daily precipitation	67.3 mm (2.6 in)	52 of 100 (Notable)
Gilmer 4 WNW	United States	Record daily precipitation	179.3 mm (7.1 in)	52 of 100 (Notable)
Trempealeau Dam 6	United States	Record daily precipitation	55.9 mm (2.2 in)	52 of 100 (Notable)
Fall Rvr Lake	United States	Record daily precipitation	39.6 mm (1.6 in)	51 of 100 (Notable)
Minnesota City Dam 5	United States	Record daily precipitation	46.7 mm (1.8 in)	51 of 100 (Notable)
Guthrie Ctr	United States	Record daily precipitation	59.2 mm (2.3 in)	50 of 100 (Notable)
Fredonia	United States	Record daily precipitation	54.6 mm (2.1 in)	50 of 100 (Notable)
Caledonia	United States	Record daily precipitation	74.9 mm (2.9 in)	50 of 100 (Notable)
Johanna Glen	Australia	Record daily precipitation	56.9 mm (2.2 in)	49 of 100 (Notable)
Zamenkomst	South Africa	Record daily precipitation	50.5 mm (2.0 in)	49 of 100 (Notable)
Osage	United States	Record daily precipitation	41.1 mm (1.6 in)	49 of 100 (Notable)
Red Rvr	United States	Record snow depth	66.0 cm (26.0 in)	48 of 100 (Notable)
Lansdowne House	Canada	Record daily snowfall	30.0 cm (11.8 in)	47 of 100 (Notable)
Algona	United States	Record daily precipitation	48.3 mm (1.9 in)	47 of 100 (Notable)
Greenfield	United States	Record daily precipitation	55.1 mm (2.2 in)	47 of 100 (Notable)
Grand Meadow	United States	Record daily precipitation	39.4 mm (1.6 in)	47 of 100 (Notable)
Zumbrota	United States	Record daily precipitation	42.9 mm (1.7 in)	47 of 100 (Notable)
Tomahawk Spirit Rsvr	United States	Record daily precipitation	33.0 mm (1.3 in)	47 of 100 (Notable)
Oswego 1 N	United States	Record daily precipitation	33.3 mm (1.3 in)	46 of 100 (Notable)
Webbers Falls 5 WSW	United States	Record daily precipitation	71.1 mm (2.8 in)	46 of 100 (Notable)
Bartlesville Muni AP	United States	Record daily precipitation	57.9 mm (2.3 in)	46 of 100 (Notable)
Aguiar	Brazil	Record daily precipitation	93.0 mm (3.7 in)	44 of 100 (Notable)
Cumberland	United States	Record daily precipitation	47.2 mm (1.9 in)	44 of 100 (Notable)
Malmsbury Reservoir	Australia	Record daily precipitation	31.5 mm (1.2 in)	43 of 100 (Notable)
Cresco 1 NE	United States	Record daily snowfall	5.1 cm (2.0 in)	43 of 100 (Notable)
Fayette	United States	Record daily precipitation	46.7 mm (1.8 in)	43 of 100 (Notable)
Sedan	United States	Record daily precipitation	52.3 mm (2.1 in)	43 of 100 (Notable)
Wagoner	United States	Record daily precipitation	71.4 mm (2.8 in)	43 of 100 (Notable)
Jasper	United States	Record daily precipitation	53.3 mm (2.1 in)	43 of 100 (Notable)
Santa Isabel Do Rio Preto	Brazil	Record daily precipitation	54.0 mm (2.1 in)	42 of 100 (Notable)
Brazos	United States	Record daily precipitation	38.9 mm (1.5 in)	42 of 100 (Notable)
Cumberland	United States	Record daily snowfall	5.1 cm (2.0 in)	41 of 100 (Notable)
Mt Hope	United States	Record daily precipitation	27.7 mm (1.1 in)	41 of 100 (Notable)
Carthage	United States	Record daily precipitation	55.9 mm (2.2 in)	41 of 100 (Notable)
Genoa Dam 8	United States	Record daily precipitation	66.8 mm (2.6 in)	41 of 100 (Notable)
Viroqua	United States	Record daily precipitation	58.4 mm (2.3 in)	41 of 100 (Notable)
Baton Rouge Metro AP	United States	Record daily precipitation	109.7 mm (4.3 in)	41 of 100 (Notable)
Ft Valley	United States	Record snow depth	48.3 cm (19.0 in)	40 of 100 (Notable)
Lansing	United States	Record daily precipitation	54.6 mm (2.1 in)	40 of 100 (Notable)
Siloam Springs	United States	Record daily precipitation	57.4 mm (2.3 in)	39 of 100 (Notable)
Grand Marais 2 E	United States	Record daily precipitation	29.5 mm (1.2 in)	39 of 100 (Notable)
Prescott 2 NNW	United States	Record daily precipitation	74.4 mm (2.9 in)	38 of 100 (Notable)

Counts by Type and Timescale

974 records

Records set or tied on 16 April 1973 by type: Highest daily maximum 142, Lowest daily maximum 50, Highest daily minimum 93, Lowest daily minimum 49, Heaviest daily rainfall 596, Heaviest daily snowfall 34, Deepest snow cover 10.

Records on 16 April 1973 by type
Record type	Records
Highest daily maximum	142
Lowest daily maximum	50
Highest daily minimum	93
Lowest daily minimum	49
Heaviest daily rainfall	596
Heaviest daily snowfall	34
Deepest snow cover	10

Records on 16 April 1973 by timescale: all-time 0, monthly 16, daily 958.

How Much Records Were Beaten By

883 broken records

Margins by which the 883 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 381.0. Ties are not counted.

Top 20 by Significance

16 April 1973

Top 20 records on 16 April 1973 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
16 April 1973	Cape Otway Lighthouse, AU	daily rain	48.5 mm (1.9 in)	33.5 mm (1.3 in)	83 years	75 of 100 (Major)
16 April 1973	Corning, US	daily rain	62.2 mm (2.4 in)	38.6 mm (1.5 in)	77 years	68 of 100 (Major)
16 April 1973	Clarinda, US	daily rain	82.6 mm (3.3 in)	52.6 mm (2.1 in)	52 years	63 of 100 (Major)
16 April 1973	Manistique Wwtp, US	daily rain	31.8 mm (1.3 in)	25.4 mm (1.0 in)	76 years	63 of 100 (Major)
16 April 1973	Lake City, US	daily rain	36.8 mm (1.4 in)	27.9 mm (1.1 in)	72 years	63 of 100 (Major)
16 April 1973	Independence #1, US	daily rain	39.1 mm (1.5 in)	21.3 mm (0.8 in)	103 years	62 of 100 (Major)
16 April 1973	Harmony, US	monthly rain	71.1 mm (2.8 in)	31.5 mm (1.2 in)	28 years	61 of 100 (Major)
16 April 1973	Decorah, US	daily rain	67.8 mm (2.7 in)	43.4 mm (1.7 in)	43 years	60 of 100 (Major)
16 April 1973	Muscoda, US	daily rain	43.7 mm (1.7 in)	30.5 mm (1.2 in)	56 years	59 of 100 (Notable)
16 April 1973	Hampton, US	daily snowfall	5.1 cm (2.0 in)	5.1 cm (2.0 in)	79 years	55 of 100 (Notable)
16 April 1973	Mather 3 NW, US	daily rain	59.4 mm (2.3 in)	36.0 mm (1.4 in)	28 years	55 of 100 (Notable)
16 April 1973	Walpeup, AU	daily rain	25.7 mm (1.0 in)	24.9 mm (1.0 in)	52 years	54 of 100 (Notable)
16 April 1973	Yevpatoriia, UA	monthly rain	40.5 mm (1.6 in)	15.2 mm (0.6 in)	14 years	53 of 100 (Notable)
16 April 1973	Charles City, US	daily rain	42.2 mm (1.7 in)	22.4 mm (0.9 in)	72 years	53 of 100 (Notable)
16 April 1973	Floresville, US	daily rain	91.4 mm (3.6 in)	78.4 mm (3.1 in)	27 years	53 of 100 (Notable)
16 April 1973	Blair, US	daily rain	47.0 mm (1.9 in)	32.3 mm (1.3 in)	35 years	53 of 100 (Notable)
16 April 1973	Holcombe, US	daily rain	53.3 mm (2.1 in)	37.3 mm (1.5 in)	35 years	53 of 100 (Notable)
16 April 1973	Walpeup Research, AU	daily rain	27.7 mm (1.1 in)	26.9 mm (1.1 in)	32 years	52 of 100 (Notable)
16 April 1973	La Crescent Dam 7, US	monthly rain	67.3 mm (2.6 in)	25.4 mm (1.0 in)	22 years	52 of 100 (Notable)
16 April 1973	Gilmer 4 WNW, US	daily rain	179.3 mm (7.1 in)	133.3 mm (5.2 in)	27 years	52 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 1973

Records set or tied on this calendar date in each year from 1794 to 1973. 1973 had 974 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 1973-04-16: 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 50	860
50 to 100	18
100 to 150	1
150 to 200	0
200 to 250	2
250 to 300	0
300 to 350	0
350 to 400	2