Weather Records on 13 March 1973

837 weather records were set or tied worldwide on 13 March 1973. Highest significance: Chaco Canyon Natl Mon, US.

Key Facts for 13 March 1973

On 13 March 1973, 837 weather records were set or tied at long-record stations worldwide.
418 were record highs and 77 were record lows, counting maximum and minimum temperature.
By timescale, 3 were all-time records, 17 monthly and 817 daily.
Chaco Canyon Natl Mon set a daily record snowfall of 10.2 cm (4.0 in) on 13 March 1973.
Across 160 earlier years (1810 to 2026) the same calendar date averaged 482 records.

Record Map

837 stations

837 station records on 13 March 1973 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 13 March 1973: highest significance records shown on the map
Station	Country	Type	Value	Significance
Chaco Canyon Natl Mon	United States	Record daily snowfall	10.2 cm (4.0 in)	61 of 100 (Major)
Oshkosh	United States	Record daily precipitation	34.3 mm (1.4 in)	60 of 100 (Major)
The Towers	South Africa	Record daily precipitation	26.5 mm (1.0 in)	58 of 100 (Notable)
Alliance 1WNW	United States	Record daily precipitation	27.7 mm (1.1 in)	57 of 100 (Notable)
Malmesbury	South Africa	Record daily precipitation	34.0 mm (1.3 in)	55 of 100 (Notable)
Fairbank 1 S	United States	Record daily precipitation	25.4 mm (1.0 in)	55 of 100 (Notable)
Groot Constantia	South Africa	Record daily precipitation	44.1 mm (1.7 in)	51 of 100 (Notable)
Vrugbaar	South Africa	Record daily precipitation	31.0 mm (1.2 in)	48 of 100 (Notable)
Greer	United States	Record daily snowfall	20.3 cm (8.0 in)	48 of 100 (Notable)
Koolpinyah	Australia	Record daily precipitation	168.9 mm (6.6 in)	46 of 100 (Notable)
Nogales	United States	Record daily snowfall	7.6 cm (3.0 in)	46 of 100 (Notable)
Sioux City AP	United States	Record daily precipitation	30.5 mm (1.2 in)	46 of 100 (Notable)
Paarl (Tnk)	South Africa	Record daily precipitation	37.5 mm (1.5 in)	45 of 100 (Notable)
Milingimbi	Australia	Record daily precipitation	104.1 mm (4.1 in)	44 of 100 (Notable)
Caipu	Brazil	Record daily precipitation	176.6 mm (7.0 in)	44 of 100 (Notable)
Nguiu	Australia	Record daily precipitation	107.2 mm (4.2 in)	42 of 100 (Notable)
Spencer 6 SSE	United States	Record daily precipitation	25.9 mm (1.0 in)	42 of 100 (Notable)
Mina	United States	Record daily snowfall	5.1 cm (2.0 in)	42 of 100 (Notable)
Simferopol	Ukraine	Record daily precipitation	30.1 mm (1.2 in)	41 of 100 (Notable)
Payson Rs	United States	Record snow depth	20.3 cm (8.0 in)	41 of 100 (Notable)
Chama	United States	Record daily snowfall	30.5 cm (12.0 in)	41 of 100 (Notable)
Lake City	United States	Record daily snowfall	15.2 cm (6.0 in)	40 of 100 (Notable)
Columbus 3 NE	United States	Record daily precipitation	26.4 mm (1.0 in)	40 of 100 (Notable)
Whiteriver 1 SW	United States	Record daily snowfall	15.2 cm (6.0 in)	39 of 100 (Notable)
Eagle Creek	United States	Record daily snowfall	10.2 cm (4.0 in)	37 of 100 (Notable)
Sioux Falls	United States	Record daily precipitation	25.1 mm (1.0 in)	37 of 100 (Notable)
Cheyenne	United States	Record daily snowfall	23.6 cm (9.3 in)	37 of 100 (Notable)
Humpty Doo Station	Australia	Record daily precipitation	73.4 mm (2.9 in)	36 of 100 (Notable)
Barreiras	Brazil	Record daily precipitation	163.0 mm (6.4 in)	36 of 100 (Notable)
Winona	United States	Record daily precipitation	30.5 mm (1.2 in)	36 of 100 (Notable)
Lufkin Angelina Co AP	United States	Record high minimum temperature	21.7 C (71.1 F)	36 of 100 (Notable)
Forbes (Camp Street)	Australia	Record low maximum temperature	16.5 C (61.7 F)	35 of 100 (Notable)
Chiricahua Nm	United States	Record daily snowfall	30.5 cm (12.0 in)	35 of 100 (Notable)
Globe Rs	United States	Record low maximum temperature	6.7 C (44.1 F)	35 of 100 (Notable)
Neillsville 3ESE	United States	Record high maximum temperature	17.2 C (63.0 F)	35 of 100 (Notable)
South Nietta	Australia	Record daily precipitation	53.6 mm (2.1 in)	34 of 100 (Routine)
Hawthorne AP	United States	Record low maximum temperature	4.4 C (39.9 F)	34 of 100 (Routine)
Corinne	United States	Record daily snowfall	9.4 cm (3.7 in)	33 of 100 (Routine)
Arlington	United States	Record daily precipitation	29.5 mm (1.2 in)	33 of 100 (Routine)
Cambridge Galt Moe	Canada	Record high minimum temperature	1.7 C (35.1 F)	32 of 100 (Routine)
Cibecue	United States	Record snow depth	15.2 cm (6.0 in)	32 of 100 (Routine)
Y Lightning Rch	United States	Record daily snowfall	16.5 cm (6.5 in)	32 of 100 (Routine)
Ames	United States	Record daily snowfall	35.6 cm (14.0 in)	32 of 100 (Routine)
Plant City	United States	Record high maximum temperature	32.2 C (90.0 F)	32 of 100 (Routine)
Boonton 1 SE	United States	Record high minimum temperature	7.2 C (45.0 F)	32 of 100 (Routine)
Weyerhaeuser 1N	United States	Record high maximum temperature	15.0 C (59.0 F)	32 of 100 (Routine)
Lafayette Rgnl AP	United States	Record high minimum temperature	21.7 C (71.1 F)	32 of 100 (Routine)
Mersa Matruh	Egypt	Record high minimum temperature	20.0 C (68.0 F)	31 of 100 (Routine)
Cibecue	United States	Record daily snowfall	15.2 cm (6.0 in)	31 of 100 (Routine)
Stephens Rch	United States	Record daily snowfall	7.1 cm (2.8 in)	31 of 100 (Routine)
Clinton	United States	Record high maximum temperature	17.8 C (64.0 F)	31 of 100 (Routine)
New Bedford Coop	United States	Record high minimum temperature	7.2 C (45.0 F)	31 of 100 (Routine)
Formosa Do Rio Preto (Pcd)	Brazil	Record daily precipitation	75.5 mm (3.0 in)	30 of 100 (Routine)
Barra Do Mendes	Brazil	Record daily precipitation	100.2 mm (3.9 in)	30 of 100 (Routine)
Eagle Creek	United States	Record snow depth	10.2 cm (4.0 in)	30 of 100 (Routine)
Lakeside Rs	United States	Record daily snowfall	20.3 cm (8.0 in)	30 of 100 (Routine)
Lewiston	United States	Record high minimum temperature	2.2 C (36.0 F)	30 of 100 (Routine)
W Pt	United States	Record high minimum temperature	8.9 C (48.0 F)	30 of 100 (Routine)
La Motte (Bos)	South Africa	Record daily precipitation	26.8 mm (1.1 in)	29 of 100 (Routine)
Winkelman 6 S	United States	Record low maximum temperature	11.1 C (52.0 F)	29 of 100 (Routine)

Counts by Type and Timescale

837 records

Records set or tied on 13 March 1973 by type: Highest daily maximum 149, Lowest daily maximum 67, Highest daily minimum 269, Lowest daily minimum 10, Heaviest daily rainfall 267, Heaviest daily snowfall 63, Deepest snow cover 12.

Records on 13 March 1973 by type
Record type	Records
Highest daily maximum	149
Lowest daily maximum	67
Highest daily minimum	269
Lowest daily minimum	10
Heaviest daily rainfall	267
Heaviest daily snowfall	63
Deepest snow cover	12

Records on 13 March 1973 by timescale: all-time 3, monthly 17, daily 817.

How Much Records Were Beaten By

687 broken records

Margins by which the 687 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

13 March 1973

Top 20 records on 13 March 1973 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
13 March 1973	Chaco Canyon Natl Mon, US	daily snowfall	10.2 cm (4.0 in)	10.2 cm (4.0 in)	63 years	61 of 100 (Major)
13 March 1973	Oshkosh, US	daily rain	34.3 mm (1.4 in)	28.7 mm (1.1 in)	48 years	60 of 100 (Major)
13 March 1973	The Towers, ZA	daily rain	26.5 mm (1.0 in)	21.2 mm (0.8 in)	46 years	58 of 100 (Notable)
13 March 1973	Alliance 1WNW, US	daily rain	27.7 mm (1.1 in)	15.0 mm (0.6 in)	60 years	57 of 100 (Notable)
13 March 1973	Malmesbury, ZA	daily rain	34.0 mm (1.3 in)	16.5 mm (0.6 in)	67 years	55 of 100 (Notable)
13 March 1973	Fairbank 1 S, US	daily rain	25.4 mm (1.0 in)	19.8 mm (0.8 in)	44 years	55 of 100 (Notable)
13 March 1973	Groot Constantia, ZA	daily rain	44.1 mm (1.7 in)	34.4 mm (1.4 in)	26 years	51 of 100 (Notable)
13 March 1973	Vrugbaar, ZA	daily rain	31.0 mm (1.2 in)	19.6 mm (0.8 in)	68 years	48 of 100 (Notable)
13 March 1973	Greer, US	daily snowfall	20.3 cm (8.0 in)	15.2 cm (6.0 in)	67 years	48 of 100 (Notable)
13 March 1973	Koolpinyah, AU	daily rain	168.9 mm (6.6 in)	92.7 mm (3.6 in)	0 years	46 of 100 (Notable)
13 March 1973	Nogales, US	daily snowfall	7.6 cm (3.0 in)	7.6 cm (3.0 in)	77 years	46 of 100 (Notable)
13 March 1973	Sioux City AP, US	daily rain	30.5 mm (1.2 in)	23.6 mm (0.9 in)	12 years	46 of 100 (Notable)
13 March 1973	Paarl (Tnk), ZA	daily rain	37.5 mm (1.5 in)	12.9 mm (0.5 in)	75 years	45 of 100 (Notable)
13 March 1973	Milingimbi, AU	daily rain	104.1 mm (4.1 in)	60.4 mm (2.4 in)	38 years	44 of 100 (Notable)
13 March 1973	Caipu, BR	all-time rain	176.6 mm (7.0 in)	38.8 mm (1.5 in)	7 years	44 of 100 (Notable)
13 March 1973	Nguiu, AU	daily rain	107.2 mm (4.2 in)	61.0 mm (2.4 in)	31 years	42 of 100 (Notable)
13 March 1973	Spencer 6 SSE, US	daily rain	25.9 mm (1.0 in)	25.4 mm (1.0 in)	14 years	42 of 100 (Notable)
13 March 1973	Mina, US	daily snowfall	5.1 cm (2.0 in)	5.1 cm (2.0 in)	76 years	42 of 100 (Notable)
13 March 1973	Simferopol, UA	monthly rain	30.1 mm (1.2 in)	9.1 mm (0.36 in)	2 years	41 of 100 (Notable)
13 March 1973	Payson Rs, US	daily snow depth	20.3 cm (8.0 in)	15.2 cm (6.0 in)	20 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

1810 to 1973

Records set or tied on this calendar date in each year from 1810 to 1973. 1973 had 837 records.

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

Records on 03-13 in each year
Year	Records
1810	2
1828	1
1842	1
1845	3
1847	1
1854	3
1856	1
1857	1
1859	2
1862	1
1867	2
1868	1
1871	2
1873	1
1874	2
1876	1
1878	1
1879	1
1882	1
1884	1
1885	5
1886	2
1887	1
1888	5
1889	2
1890	1
1891	2
1892	8
1893	4
1894	13
1895	1
1896	1
1897	2
1898	1
1899	1
1901	4
1902	13
1903	16
1904	9
1905	5
1906	14
1907	21
1908	6
1909	11
1910	55
1911	37
1912	18
1913	97
1914	145
1915	26
1916	41
1917	45
1918	141
1919	19
1920	52
1921	57
1922	53
1923	90
1924	139
1925	192
1926	337
1927	438
1928	101
1929	344
1930	190
1931	326
1932	579
1933	481
1934	298
1935	178
1936	160
1937	328
1938	282
1939	507
1940	597
1941	249
1942	282
1943	300
1944	444
1945	317
1946	781
1947	706
1948	707
1949	216
1950	822
1951	594
1952	313
1953	348
1954	528
1955	359
1956	627
1957	519
1958	622
1959	327
1960	908
1961	565
1962	617
1963	519
1964	321
1965	266
1966	443
1967	1,041
1968	782
1969	744
1970	384
1971	531
1972	1,182
1973	837
1974	590
1975	782
1976	321
1977	1,085
1978	557
1979	497
1980	878
1981	830
1982	733
1983	1,036
1984	1,113
1985	546
1986	630
1987	790
1988	870
1989	1,589
1990	2,798
1991	797
1992	1,212
1993	2,758
1994	910
1995	1,446
1996	858
1997	1,200
1998	1,545
1999	1,142
2000	418
2001	1,110
2002	939
2003	1,202
2004	637
2005	904
2006	2,290
2007	1,700
2008	622
2009	985
2010	650
2011	494
2012	1,194
2013	992
2014	868
2015	822
2016	955
2017	859
2018	615
2019	1,252
2020	812
2021	745
2022	981
2023	1,119
2024	492
2025	850
2026	1,162

Download the Data

Data for records on 1973-03-13: 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 2026-10-14 (14 October 2026). Records are computed by this site and are not official.

Data as of 2026-10-12. Last revised 12 October 2026 (2026-10-12).

Margin	Records
0 to 20	616
20 to 40	33
40 to 60	12
60 to 80	12
80 to 100	5
100 to 120	5
120 to 140	1
140 to 160	3