Weather Records on 7 April 1973

722 weather records were set or tied worldwide on 7 April 1973. Highest significance: Longmont 2 ESE, US.

Key Facts for 7 April 1973

On 7 April 1973, 722 weather records were set or tied at long-record stations worldwide.
40 were record highs and 256 were record lows, counting maximum and minimum temperature.
By timescale, 2 were all-time records, 11 monthly and 709 daily.
Longmont 2 ESE set a daily record precipitation of 42.2 mm (1.7 in) on 7 April 1973.
Across 165 earlier years (1800 to 2026) the same calendar date averaged 478 records.

Record Map

722 stations

722 station records on 7 April 1973 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 7 April 1973: highest significance records shown on the map
Station	Country	Type	Value	Significance
Longmont 2 ESE	United States	Record daily precipitation	42.2 mm (1.7 in)	62 of 100 (Major)
The Grange, Umzimkul	South Africa	Record daily precipitation	48.3 mm (1.9 in)	57 of 100 (Notable)
Vogelstruiskuil	South Africa	Record daily precipitation	74.0 mm (2.9 in)	54 of 100 (Notable)
Twyfelspoort	South Africa	Record daily precipitation	51.5 mm (2.0 in)	51 of 100 (Notable)
Beatrix	South Africa	Record daily precipitation	46.0 mm (1.8 in)	47 of 100 (Notable)
Enzelberg	South Africa	Record daily precipitation	109.0 mm (4.3 in)	47 of 100 (Notable)
The Downs	South Africa	Record daily precipitation	37.2 mm (1.5 in)	47 of 100 (Notable)
Maliye_Karmakuly	Russia	Record daily precipitation	25.9 mm (1.0 in)	46 of 100 (Notable)
Ottosdal	South Africa	Record daily precipitation	50.0 mm (2.0 in)	46 of 100 (Notable)
Koster (Pol)	South Africa	Record daily precipitation	55.0 mm (2.2 in)	46 of 100 (Notable)
Holyoke	United States	Record daily snowfall	20.3 cm (8.0 in)	46 of 100 (Notable)
Nitchequon	Canada	Record daily snowfall	17.0 cm (6.7 in)	45 of 100 (Notable)
Doorndraai	South Africa	Record daily precipitation	60.5 mm (2.4 in)	45 of 100 (Notable)
Rooijantjiesfontein	South Africa	Record daily precipitation	52.0 mm (2.0 in)	45 of 100 (Notable)
Pecos Nm	United States	Record daily snowfall	15.2 cm (6.0 in)	45 of 100 (Notable)
Una (Agr)	South Africa	Record daily precipitation	27.0 mm (1.1 in)	44 of 100 (Notable)
Vaughn	United States	Record daily snowfall	13.7 cm (5.4 in)	44 of 100 (Notable)
Klipspruit	South Africa	Record daily precipitation	45.0 mm (1.8 in)	43 of 100 (Notable)
Sugartown	United States	Record daily precipitation	61.7 mm (2.4 in)	43 of 100 (Notable)
Blackville 3 W	United States	Record daily precipitation	43.2 mm (1.7 in)	43 of 100 (Notable)
Ft Valley	United States	Record snow depth	88.9 cm (35.0 in)	42 of 100 (Notable)
Dinokana	South Africa	Record daily precipitation	66.5 mm (2.6 in)	41 of 100 (Notable)
De Funiak Springs 1 E	United States	Record daily precipitation	76.5 mm (3.0 in)	41 of 100 (Notable)
Imperial	United States	Record daily snowfall	15.2 cm (6.0 in)	41 of 100 (Notable)
Lorraine	South Africa	Record daily precipitation	34.5 mm (1.4 in)	40 of 100 (Notable)
Longmont 2 ESE	United States	Record daily snowfall	22.9 cm (9.0 in)	40 of 100 (Notable)
Jeanerette 5 NW	United States	Record daily precipitation	71.6 mm (2.8 in)	40 of 100 (Notable)
Beeville 5 NE	United States	Record daily precipitation	56.6 mm (2.2 in)	40 of 100 (Notable)
Akron Washington Co AP	United States	Record daily snowfall	12.7 cm (5.0 in)	40 of 100 (Notable)
Haenertsburg (Pol)	South Africa	Record daily precipitation	32.0 mm (1.3 in)	39 of 100 (Notable)
Hammond	United States	Record daily precipitation	92.5 mm (3.6 in)	39 of 100 (Notable)
Simmesport	United States	Record daily precipitation	58.7 mm (2.3 in)	38 of 100 (Notable)
Tallulah	United States	Record daily precipitation	55.1 mm (2.2 in)	38 of 100 (Notable)
Santa Rosa	United States	Record daily snowfall	7.6 cm (3.0 in)	38 of 100 (Notable)
George W 2 SSW	United States	Record daily precipitation	44.5 mm (1.8 in)	38 of 100 (Notable)
Rosetown Cda Epf	Canada	Record daily snowfall	17.8 cm (7.0 in)	37 of 100 (Notable)
Beaver City	United States	Record daily snowfall	15.2 cm (6.0 in)	37 of 100 (Notable)
Madrid	United States	Record daily snowfall	20.3 cm (8.0 in)	37 of 100 (Notable)
Cimarron 4 SW	United States	Record snow depth	10.2 cm (4.0 in)	37 of 100 (Notable)
Columbus	United States	Record daily precipitation	49.0 mm (1.9 in)	37 of 100 (Notable)
Oranjeoord	South Africa	Record daily precipitation	50.5 mm (2.0 in)	36 of 100 (Notable)
Kafferskraal	South Africa	Record daily precipitation	42.0 mm (1.7 in)	36 of 100 (Notable)
Groblersplaas	South Africa	Record daily precipitation	33.0 mm (1.3 in)	36 of 100 (Notable)
Santuck	United States	Record daily precipitation	39.1 mm (1.5 in)	36 of 100 (Notable)
Three Rivers	United States	Record daily precipitation	39.6 mm (1.6 in)	36 of 100 (Notable)
Hayes Center 1NW	United States	Record daily snowfall	15.2 cm (6.0 in)	36 of 100 (Notable)
Wolwefontein (Pol)	South Africa	Record daily precipitation	33.0 mm (1.3 in)	35 of 100 (Notable)
Potchefstroom;Braksp	South Africa	Record daily precipitation	72.5 mm (2.9 in)	35 of 100 (Notable)
Taylorsville	United States	Record daily precipitation	77.7 mm (3.1 in)	35 of 100 (Notable)
Atlanta Hartsfield-Jackson Int	United States	Record daily precipitation	60.5 mm (2.4 in)	35 of 100 (Notable)
Francisco I. Madero	Mexico	Record low minimum temperature	-4.4 C (24.1 F)	34 of 100 (Routine)
Tanhurst Est, Umzint	South Africa	Record daily precipitation	42.0 mm (1.7 in)	34 of 100 (Routine)
Wolhaarkop	South Africa	Record daily precipitation	31.5 mm (1.2 in)	34 of 100 (Routine)
Leeudoringstad (Skl)	South Africa	Record daily precipitation	56.0 mm (2.2 in)	34 of 100 (Routine)
Bay Minette	United States	Record daily precipitation	81.8 mm (3.2 in)	34 of 100 (Routine)
Springfield	United States	Record daily snowfall	10.2 cm (4.0 in)	34 of 100 (Routine)
Alexandria	United States	Record daily precipitation	61.7 mm (2.4 in)	34 of 100 (Routine)
New Braunfels	United States	Record low maximum temperature	12.8 C (55.0 F)	34 of 100 (Routine)
Sage 4 NNW	United States	Record daily snowfall	12.7 cm (5.0 in)	34 of 100 (Routine)
Duiwelskloof (Mun)	South Africa	Record daily precipitation	49.0 mm (1.9 in)	33 of 100 (Routine)

Counts by Type and Timescale

722 records

Records set or tied on 7 April 1973 by type: Highest daily maximum 16, Lowest daily maximum 124, Highest daily minimum 24, Lowest daily minimum 132, Heaviest daily rainfall 336, Heaviest daily snowfall 74, Deepest snow cover 16.

Records on 7 April 1973 by type
Record type	Records
Highest daily maximum	16
Lowest daily maximum	124
Highest daily minimum	24
Lowest daily minimum	132
Heaviest daily rainfall	336
Heaviest daily snowfall	74
Deepest snow cover	16

Records on 7 April 1973 by timescale: all-time 2, monthly 11, daily 709.

How Much Records Were Beaten By

596 broken records

Margins by which the 596 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 508.0. Ties are not counted.

Top 20 by Significance

7 April 1973

Top 20 records on 7 April 1973 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
7 April 1973	Longmont 2 ESE, US	daily rain	42.2 mm (1.7 in)	32.0 mm (1.3 in)	60 years	62 of 100 (Major)
7 April 1973	The Grange, Umzimkul, ZA	daily rain	48.3 mm (1.9 in)	44.0 mm (1.7 in)	43 years	57 of 100 (Notable)
7 April 1973	Vogelstruiskuil, ZA	daily rain	74.0 mm (2.9 in)	59.5 mm (2.3 in)	36 years	54 of 100 (Notable)
7 April 1973	Twyfelspoort, ZA	daily rain	51.5 mm (2.0 in)	33.0 mm (1.3 in)	56 years	51 of 100 (Notable)
7 April 1973	Beatrix, ZA	daily rain	46.0 mm (1.8 in)	35.1 mm (1.4 in)	30 years	47 of 100 (Notable)
7 April 1973	Enzelberg, ZA	daily rain	109.0 mm (4.3 in)	78.0 mm (3.1 in)	2 years	47 of 100 (Notable)
7 April 1973	The Downs, ZA	daily rain	37.2 mm (1.5 in)	27.5 mm (1.1 in)	44 years	47 of 100 (Notable)
7 April 1973	Maliye_Karmakuly, RU	monthly rain	25.9 mm (1.0 in)	7.1 mm (0.28 in)	6 years	46 of 100 (Notable)
7 April 1973	Ottosdal, ZA	daily rain	50.0 mm (2.0 in)	36.8 mm (1.4 in)	36 years	46 of 100 (Notable)
7 April 1973	Koster (Pol), ZA	daily rain	55.0 mm (2.2 in)	39.5 mm (1.6 in)	32 years	46 of 100 (Notable)
7 April 1973	Holyoke, US	daily snowfall	20.3 cm (8.0 in)	12.7 cm (5.0 in)	54 years	46 of 100 (Notable)
7 April 1973	Nitchequon, CA	daily snowfall	17.0 cm (6.7 in)	14.0 cm (5.5 in)	8 years	45 of 100 (Notable)
7 April 1973	Doorndraai, ZA	daily rain	60.5 mm (2.4 in)	45.5 mm (1.8 in)	4 years	45 of 100 (Notable)
7 April 1973	Rooijantjiesfontein, ZA	daily rain	52.0 mm (2.0 in)	39.6 mm (1.6 in)	20 years	45 of 100 (Notable)
7 April 1973	Pecos Nm, US	daily snowfall	15.2 cm (6.0 in)	15.2 cm (6.0 in)	56 years	45 of 100 (Notable)
7 April 1973	Una (Agr), ZA	daily rain	27.0 mm (1.1 in)	27.0 mm (1.1 in)	52 years	44 of 100 (Notable)
7 April 1973	Vaughn, US	daily snowfall	13.7 cm (5.4 in)	8.6 cm (3.4 in)	59 years	44 of 100 (Notable)
7 April 1973	Klipspruit, ZA	daily rain	45.0 mm (1.8 in)	41.7 mm (1.6 in)	23 years	43 of 100 (Notable)
7 April 1973	Sugartown, US	daily rain	61.7 mm (2.4 in)	36.8 mm (1.4 in)	64 years	43 of 100 (Notable)
7 April 1973	Blackville 3 W, US	daily rain	43.2 mm (1.7 in)	19.3 mm (0.8 in)	73 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

1800 to 1973

Records set or tied on this calendar date in each year from 1800 to 1973. 1973 had 722 records.

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

Records on 04-07 in each year
Year	Records
1800	1
1808	1
1809	3
1811	1
1815	2
1839	1
1844	1
1851	1
1854	2
1858	2
1859	1
1863	1
1864	4
1865	1
1866	2
1868	1
1870	1
1871	1
1872	1
1875	2
1876	2
1880	1
1881	3
1882	1
1883	2
1884	1
1885	2
1886	2
1887	1
1888	1
1890	3
1891	2
1893	3
1894	3
1895	2
1896	3
1897	7
1898	3
1899	8
1900	5
1901	6
1902	14
1903	10
1904	11
1905	12
1906	2
1907	33
1908	20
1909	33
1910	24
1911	24
1912	59
1913	55
1914	23
1915	33
1916	62
1917	83
1918	37
1919	157
1920	63
1921	319
1922	57
1923	83
1924	138
1925	152
1926	343
1927	99
1928	378
1929	835
1930	327
1931	406
1932	132
1933	174
1934	230
1935	381
1936	1,184
1937	170
1938	803
1939	956
1940	294
1941	258
1942	420
1943	720
1944	166
1945	356
1946	397
1947	278
1948	734
1949	237
1950	1,030
1951	311
1952	491
1953	425
1954	514
1955	198
1956	458
1957	293
1958	358
1959	384
1960	532
1961	665
1962	572
1963	630
1964	457
1965	342
1966	302
1967	569
1968	302
1969	449
1970	494
1971	1,260
1972	1,290
1973	722
1974	576
1975	1,305
1976	329
1977	1,050
1978	686
1979	691
1980	497
1981	353
1982	3,747
1983	1,517
1984	583
1985	599
1986	901
1987	724
1988	1,402
1989	1,386
1990	813
1991	2,007
1992	693
1993	590
1994	1,144
1995	897
1996	1,112
1997	1,996
1998	1,231
1999	898
2000	634
2001	1,556
2002	755
2003	2,205
2004	554
2005	1,002
2006	856
2007	2,249
2008	807
2009	1,183
2010	1,691
2011	1,187
2012	514
2013	693
2014	936
2015	658
2016	793
2017	692
2018	1,980
2019	604
2020	529
2021	758
2022	818
2023	844
2024	1,360
2025	645
2026	381

Download the Data

Data for records on 1973-04-07: 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 100	576
100 to 200	18
200 to 300	1
300 to 400	0
400 to 500	0
500 to 600	1