Weather Records on 4 April 1973

511 weather records were set or tied worldwide on 4 April 1973. Highest significance: Chardzhev, TM.

Key Facts for 4 April 1973

On 4 April 1973, 511 weather records were set or tied at long-record stations worldwide.
102 were record highs and 173 were record lows, counting maximum and minimum temperature.
By timescale, 0 were all-time records, 14 monthly and 497 daily.
Chardzhev set a daily record precipitation of 40.7 mm (1.6 in) on 4 April 1973.
Across 155 earlier years (1794 to 2026) the same calendar date averaged 504 records.

Record Map

511 stations

511 station records on 4 April 1973 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 4 April 1973: highest significance records shown on the map
Station	Country	Type	Value	Significance
Chardzhev	Turkmenistan	Record daily precipitation	40.7 mm (1.6 in)	58 of 100 (Notable)
Lennoxville	Canada	Record daily snowfall	23.9 cm (9.4 in)	53 of 100 (Notable)
Bakke	Norway	Record daily precipitation	55.0 mm (2.2 in)	53 of 100 (Notable)
Botanic Gardens - Pmb	South Africa	Record daily precipitation	52.4 mm (2.1 in)	53 of 100 (Notable)
Osijek	Croatia	Record daily precipitation	33.4 mm (1.3 in)	50 of 100 (Notable)
Cimarron 4 SW	United States	Record snow depth	38.1 cm (15.0 in)	50 of 100 (Notable)
Glen Eland	South Africa	Record daily precipitation	48.7 mm (1.9 in)	49 of 100 (Notable)
Ft Valley	United States	Record snow depth	101.6 cm (40.0 in)	48 of 100 (Notable)
Halden	Norway	Record daily precipitation	27.2 mm (1.1 in)	47 of 100 (Notable)
Glen St Mary 1 W	United States	Record daily precipitation	91.4 mm (3.6 in)	46 of 100 (Notable)
Alton	United States	Record snow depth	78.7 cm (31.0 in)	46 of 100 (Notable)
Weltevreden	South Africa	Record daily precipitation	93.5 mm (3.7 in)	45 of 100 (Notable)
Melbourne WFO	United States	Record daily precipitation	109.0 mm (4.3 in)	43 of 100 (Notable)
Bloomfield 3 SE	United States	Record daily snowfall	7.6 cm (3.0 in)	43 of 100 (Notable)
East London -Signal STN	South Africa	Record daily precipitation	41.2 mm (1.6 in)	42 of 100 (Notable)
Monticello 5 SE	United States	Record daily precipitation	108.7 mm (4.3 in)	42 of 100 (Notable)
Amsterdam (Pol)	South Africa	Record daily precipitation	45.0 mm (1.8 in)	41 of 100 (Notable)
Peddie (Mag)	South Africa	Record daily precipitation	51.0 mm (2.0 in)	38 of 100 (Notable)
Quitman 2 NW	United States	Record daily precipitation	76.2 mm (3.0 in)	38 of 100 (Notable)
Drummondville	Canada	Record daily snowfall	10.2 cm (4.0 in)	37 of 100 (Notable)
Lake City 2 E	United States	Record daily precipitation	80.0 mm (3.1 in)	36 of 100 (Notable)
Jersey City	United States	Record daily precipitation	39.4 mm (1.6 in)	36 of 100 (Notable)
College Park	United States	Record daily precipitation	25.4 mm (1.0 in)	35 of 100 (Notable)
East Angus	Canada	Record daily snowfall	14.7 cm (5.8 in)	33 of 100 (Routine)
Villa Ahumada	Mexico	Record low maximum temperature	12.8 C (55.0 F)	33 of 100 (Routine)
Col du Grand St-Bernard	Switzerland	Record low minimum temperature	-16.0 C (3.2 F)	33 of 100 (Routine)
St Ephrem	Canada	Record daily snowfall	14.7 cm (5.8 in)	32 of 100 (Routine)
Point Piedras Blanca	United States	Record high maximum temperature	23.9 C (75.0 F)	32 of 100 (Routine)
Owings Ferry Landing	United States	Record daily precipitation	39.1 mm (1.5 in)	32 of 100 (Routine)
Mtn Grove 2 N	United States	Record low maximum temperature	5.6 C (42.1 F)	32 of 100 (Routine)
Ny City Cntrl Park	United States	Record daily precipitation	37.8 mm (1.5 in)	32 of 100 (Routine)
Nqutu (Tnk)	South Africa	Record daily precipitation	40.0 mm (1.6 in)	31 of 100 (Routine)
Douglas	United States	Record daily precipitation	49.3 mm (1.9 in)	31 of 100 (Routine)
Savannah USDA Plt Gd	United States	Record daily precipitation	39.1 mm (1.5 in)	31 of 100 (Routine)
Doaktown	Canada	Record daily snowfall	12.7 cm (5.0 in)	30 of 100 (Routine)
Live Oak	United States	Record daily precipitation	103.9 mm (4.1 in)	30 of 100 (Routine)
Tifton	United States	Record daily precipitation	55.6 mm (2.2 in)	30 of 100 (Routine)
Mattoon	United States	Record low maximum temperature	5.6 C (42.1 F)	30 of 100 (Routine)
Hobart (Ellerslie Road)	Australia	Record high maximum temperature	28.4 C (83.1 F)	29 of 100 (Routine)
Lambton	Canada	Record daily snowfall	9.7 cm (3.8 in)	29 of 100 (Routine)
La Junta	Mexico	Record low maximum temperature	12.2 C (54.0 F)	29 of 100 (Routine)
Dinokana	South Africa	Record daily precipitation	36.5 mm (1.4 in)	29 of 100 (Routine)
Hollister 1 SW	United States	Record low minimum temperature	-1.1 C (30.0 F)	29 of 100 (Routine)
Pomona/Fairplex	United States	Record high minimum temperature	14.4 C (57.9 F)	29 of 100 (Routine)
Camilla 3SE	United States	Record daily precipitation	62.0 mm (2.4 in)	29 of 100 (Routine)
Lebanon 2W	United States	Record low maximum temperature	5.6 C (42.1 F)	29 of 100 (Routine)
Hope	United States	Record low maximum temperature	11.1 C (52.0 F)	29 of 100 (Routine)
Sonora	United States	Record low maximum temperature	15.6 C (60.1 F)	29 of 100 (Routine)
Grenfell	Canada	Record high maximum temperature	19.4 C (66.9 F)	28 of 100 (Routine)
Harrisburg Capital City AP	United States	Record daily precipitation	28.4 mm (1.1 in)	28 of 100 (Routine)
Syracuse Hancock Intl AP	United States	Record daily precipitation	30.7 mm (1.2 in)	28 of 100 (Routine)
Nicolet	Canada	Record daily snowfall	7.1 cm (2.8 in)	27 of 100 (Routine)
Tenerife/Los Rodeos	Spain	Record high minimum temperature	16.2 C (61.2 F)	27 of 100 (Routine)
Newport	United States	Record low maximum temperature	11.7 C (53.1 F)	27 of 100 (Routine)
New Bedford Coop	United States	Record daily precipitation	29.7 mm (1.2 in)	27 of 100 (Routine)
Webbers Falls 5 WSW	United States	Record low maximum temperature	12.2 C (54.0 F)	27 of 100 (Routine)
Baltimore Customs House	United States	Record daily precipitation	29.2 mm (1.1 in)	27 of 100 (Routine)
Wistaria	Canada	Record daily snowfall	6.4 cm (2.5 in)	26 of 100 (Routine)
Olds	Canada	Record daily snowfall	12.7 cm (5.0 in)	26 of 100 (Routine)
Hamiota	Canada	Record high maximum temperature	15.0 C (59.0 F)	26 of 100 (Routine)

Counts by Type and Timescale

511 records

Records set or tied on 4 April 1973 by type: Highest daily maximum 36, Lowest daily maximum 107, Highest daily minimum 66, Lowest daily minimum 66, Heaviest daily rainfall 186, Heaviest daily snowfall 39, Deepest snow cover 11.

Records on 4 April 1973 by type
Record type	Records
Highest daily maximum	36
Lowest daily maximum	107
Highest daily minimum	66
Lowest daily minimum	66
Heaviest daily rainfall	186
Heaviest daily snowfall	39
Deepest snow cover	11

Records on 4 April 1973 by timescale: all-time 0, monthly 14, daily 497.

How Much Records Were Beaten By

415 broken records

Margins by which the 415 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 558.0. Ties are not counted.

Top 20 by Significance

4 April 1973

Top 20 records on 4 April 1973 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
4 April 1973	Chardzhev, TM	daily rain	40.7 mm (1.6 in)	28.6 mm (1.1 in)	34 years	58 of 100 (Notable)
4 April 1973	Lennoxville, CA	daily snowfall	23.9 cm (9.4 in)	16.3 cm (6.4 in)	47 years	53 of 100 (Notable)
4 April 1973	Bakke, NO	daily rain	55.0 mm (2.2 in)	28.2 mm (1.1 in)	68 years	53 of 100 (Notable)
4 April 1973	Botanic Gardens - Pmb, ZA	daily rain	52.4 mm (2.1 in)	24.5 mm (1.0 in)	64 years	53 of 100 (Notable)
4 April 1973	Osijek, HR	daily rain	33.4 mm (1.3 in)	20.8 mm (0.8 in)	48 years	50 of 100 (Notable)
4 April 1973	Cimarron 4 SW, US	daily snow depth	38.1 cm (15.0 in)	30.5 cm (12.0 in)	44 years	50 of 100 (Notable)
4 April 1973	Glen Eland, ZA	daily rain	48.7 mm (1.9 in)	36.0 mm (1.4 in)	35 years	49 of 100 (Notable)
4 April 1973	Ft Valley, US	daily snow depth	101.6 cm (40.0 in)	53.3 cm (21.0 in)	20 years	48 of 100 (Notable)
4 April 1973	Halden, NO	monthly rain	27.2 mm (1.1 in)	2.2 mm (0.09 in)	82 years	47 of 100 (Notable)
4 April 1973	Glen St Mary 1 W, US	daily rain	91.4 mm (3.6 in)	50.3 mm (2.0 in)	36 years	46 of 100 (Notable)
4 April 1973	Alton, US	daily snow depth	78.7 cm (31.0 in)	55.8 cm (22.0 in)	4 years	46 of 100 (Notable)
4 April 1973	Weltevreden, ZA	daily rain	93.5 mm (3.7 in)	67.0 mm (2.6 in)	2 years	45 of 100 (Notable)
4 April 1973	Melbourne WFO, US	monthly rain	109.0 mm (4.3 in)	34.8 mm (1.4 in)	19 years	43 of 100 (Notable)
4 April 1973	Bloomfield 3 SE, US	daily snowfall	7.6 cm (3.0 in)	7.6 cm (3.0 in)	68 years	43 of 100 (Notable)
4 April 1973	East London -Signal STN, ZA	daily rain	41.2 mm (1.6 in)	13.0 mm (0.5 in)	82 years	42 of 100 (Notable)
4 April 1973	Monticello 5 SE, US	daily rain	108.7 mm (4.3 in)	43.4 mm (1.7 in)	52 years	42 of 100 (Notable)
4 April 1973	Amsterdam (Pol), ZA	daily rain	45.0 mm (1.8 in)	19.6 mm (0.8 in)	59 years	41 of 100 (Notable)
4 April 1973	Peddie (Mag), ZA	daily rain	51.0 mm (2.0 in)	16.7 mm (0.7 in)	52 years	38 of 100 (Notable)
4 April 1973	Quitman 2 NW, US	daily rain	76.2 mm (3.0 in)	31.7 mm (1.2 in)	52 years	38 of 100 (Notable)
4 April 1973	Drummondville, CA	daily snowfall	10.2 cm (4.0 in)	7.7 cm (3.0 in)	47 years	37 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 511 records.

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

Records on 04-04 in each year
Year	Records
1794	1
1808	1
1809	1
1815	2
1819	1
1853	1
1857	1
1873	1
1874	2
1877	2
1878	1
1879	3
1880	2
1881	3
1882	1
1883	1
1884	1
1885	1
1886	2
1887	1
1888	1
1891	1
1892	6
1893	2
1895	2
1896	3
1897	4
1898	7
1899	4
1900	7
1901	12
1902	2
1903	17
1904	6
1905	23
1906	7
1907	9
1908	20
1909	15
1910	48
1911	55
1912	25
1913	31
1914	13
1915	52
1916	65
1917	36
1918	37
1919	27
1920	89
1921	205
1922	39
1923	101
1924	51
1925	126
1926	206
1927	203
1928	625
1929	1,320
1930	86
1931	201
1932	193
1933	167
1934	656
1935	402
1936	714
1937	344
1938	201
1939	243
1940	392
1941	353
1942	537
1943	456
1944	975
1945	806
1946	459
1947	397
1948	202
1949	458
1950	1,044
1951	352
1952	348
1953	332
1954	742
1955	448
1956	426
1957	984
1958	492
1959	524
1960	756
1961	525
1962	308
1963	586
1964	675
1965	443
1966	469
1967	438
1968	640
1969	424
1970	438
1971	560
1972	695
1973	511
1974	1,356
1975	1,981
1976	353
1977	780
1978	497
1979	984
1980	690
1981	1,393
1982	1,251
1983	1,202
1984	762
1985	865
1986	810
1987	2,317
1988	1,119
1989	668
1990	826
1991	957
1992	1,270
1993	733
1994	726
1995	935
1996	699
1997	1,538
1998	931
1999	1,575
2000	1,371
2001	1,040
2002	989
2003	1,055
2004	782
2005	1,070
2006	911
2007	1,009
2008	860
2009	1,068
2010	758
2011	1,155
2012	830
2013	938
2014	705
2015	452
2016	795
2017	603
2018	1,196
2019	407
2020	914
2021	1,341
2022	1,014
2023	2,058
2024	966
2025	1,330
2026	894

Download the Data

Data for records on 1973-04-04: 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	406
100 to 200	5
200 to 300	1
300 to 400	1
400 to 500	0
500 to 600	2