Weather Records on 1 May 1972

562 weather records were set or tied worldwide on 1 May 1972. Highest significance: Alexandria, US.

Key Facts for 1 May 1972

On 1 May 1972, 562 weather records were set or tied at long-record stations worldwide.
99 were record highs and 157 were record lows, counting maximum and minimum temperature.
By timescale, 1 were all-time records, 85 monthly and 476 daily.
Alexandria set a daily record precipitation of 63.5 mm (2.5 in) on 1 May 1972.
Across 165 earlier years (1795 to 2026) the same calendar date averaged 442 records.

Record Map

562 stations

562 station records on 1 May 1972 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 1 May 1972: highest significance records shown on the map
Station	Country	Type	Value	Significance
Alexandria	United States	Record daily precipitation	63.5 mm (2.5 in)	60 of 100 (Major)
Pipestone	United States	Record daily precipitation	62.2 mm (2.4 in)	58 of 100 (Notable)
Mobridge 2NNW	United States	Record daily precipitation	60.5 mm (2.4 in)	58 of 100 (Notable)
Wolsey	United States	Record daily precipitation	56.4 mm (2.2 in)	57 of 100 (Notable)
Inwood 2 SW	United States	Record daily precipitation	98.0 mm (3.9 in)	56 of 100 (Notable)
W Pt	United States	Record daily precipitation	98.8 mm (3.9 in)	56 of 100 (Notable)
Menno	United States	Record daily precipitation	84.6 mm (3.3 in)	55 of 100 (Notable)
Onaka	United States	Record daily precipitation	76.2 mm (3.0 in)	55 of 100 (Notable)
Pollock	United States	Record daily precipitation	58.4 mm (2.3 in)	55 of 100 (Notable)
Sioux Falls	United States	Record daily precipitation	90.2 mm (3.6 in)	55 of 100 (Notable)
Springview 2NW	United States	Record daily precipitation	49.5 mm (1.9 in)	54 of 100 (Notable)
Akron	United States	Record daily precipitation	69.3 mm (2.7 in)	53 of 100 (Notable)
Forestburg 4 NNE	United States	Record daily precipitation	61.5 mm (2.4 in)	53 of 100 (Notable)
Howard	United States	Record daily precipitation	59.2 mm (2.3 in)	53 of 100 (Notable)
Castlewood	United States	Record daily precipitation	45.7 mm (1.8 in)	52 of 100 (Notable)
Parkston 8 ENE	United States	Record daily precipitation	50.8 mm (2.0 in)	52 of 100 (Notable)
Clark	United States	Record daily precipitation	56.1 mm (2.2 in)	51 of 100 (Notable)
Utica	United States	Record daily precipitation	53.3 mm (2.1 in)	50 of 100 (Notable)
Chamberlain	United States	Record daily precipitation	39.4 mm (1.6 in)	49 of 100 (Notable)
Luverne	United States	Record daily precipitation	56.6 mm (2.2 in)	48 of 100 (Notable)
Faulkton	United States	Record daily precipitation	66.8 mm (2.6 in)	48 of 100 (Notable)
Bruning	United States	Record daily precipitation	56.1 mm (2.2 in)	47 of 100 (Notable)
Fairmont	United States	Record daily precipitation	44.2 mm (1.7 in)	47 of 100 (Notable)
Seward	United States	Record daily precipitation	62.5 mm (2.5 in)	47 of 100 (Notable)
Tyndall	United States	Record daily precipitation	52.3 mm (2.1 in)	47 of 100 (Notable)
Schuyler	United States	Record daily precipitation	60.7 mm (2.4 in)	46 of 100 (Notable)
Highmore	United States	Record daily precipitation	57.4 mm (2.3 in)	46 of 100 (Notable)
Redfield	United States	Record daily precipitation	52.6 mm (2.1 in)	46 of 100 (Notable)
Sioux Ctr 2 SE	United States	Record daily precipitation	58.9 mm (2.3 in)	45 of 100 (Notable)
Lyons	United States	Record daily precipitation	62.5 mm (2.5 in)	45 of 100 (Notable)
Mc Cool Junction	United States	Record daily precipitation	41.9 mm (1.6 in)	45 of 100 (Notable)
Centerville 6 SE	United States	Record daily precipitation	43.9 mm (1.7 in)	44 of 100 (Notable)
Walthill 1E	United States	Record daily precipitation	61.0 mm (2.4 in)	43 of 100 (Notable)
Pierre Rgnl AP	United States	Record daily precipitation	54.1 mm (2.1 in)	43 of 100 (Notable)
Le Mars	United States	Record daily precipitation	58.7 mm (2.3 in)	42 of 100 (Notable)
Sheldon	United States	Record daily precipitation	50.3 mm (2.0 in)	42 of 100 (Notable)
Newcastle	United States	Record daily precipitation	56.4 mm (2.2 in)	42 of 100 (Notable)
Osceola	United States	Record daily precipitation	51.3 mm (2.0 in)	42 of 100 (Notable)
Wahoo	United States	Record daily precipitation	120.7 mm (4.8 in)	42 of 100 (Notable)
Miller	United States	Record daily precipitation	43.2 mm (1.7 in)	42 of 100 (Notable)
Bay City	United States	Record daily precipitation	53.1 mm (2.1 in)	41 of 100 (Notable)
Atlin	Canada	Record low minimum temperature	-8.9 C (16.0 F)	40 of 100 (Notable)
Alton	United States	Record daily precipitation	44.2 mm (1.7 in)	40 of 100 (Notable)
Sibley	United States	Record daily precipitation	62.2 mm (2.4 in)	40 of 100 (Notable)
McPherson	United States	Record daily precipitation	46.5 mm (1.8 in)	40 of 100 (Notable)
David City 4E	United States	Record daily precipitation	72.9 mm (2.9 in)	40 of 100 (Notable)
Winnebago	United States	Record daily precipitation	88.9 mm (3.5 in)	40 of 100 (Notable)
Armour	United States	Record daily precipitation	41.1 mm (1.6 in)	40 of 100 (Notable)
Lake Mills Wwtp	United States	Record daily precipitation	40.9 mm (1.6 in)	40 of 100 (Notable)
Iliamna AP	United States	Record snow depth	76.2 cm (30.0 in)	40 of 100 (Notable)
Blackfoot Fire Dept	United States	Record low minimum temperature	-8.3 C (17.1 F)	39 of 100 (Notable)
Bloomfield	United States	Record daily precipitation	41.4 mm (1.6 in)	39 of 100 (Notable)
Osmond	United States	Record daily precipitation	56.1 mm (2.2 in)	39 of 100 (Notable)
Academy 2NE	United States	Record daily precipitation	27.4 mm (1.1 in)	39 of 100 (Notable)
Wentworth 2.5 WNW	United States	Record daily precipitation	112.3 mm (4.4 in)	39 of 100 (Notable)
Wessington Springs	United States	Record daily precipitation	49.0 mm (1.9 in)	39 of 100 (Notable)
Green Rvr	United States	Record low minimum temperature	-10.6 C (12.9 F)	39 of 100 (Notable)
Onawa 3NW	United States	Record daily precipitation	55.9 mm (2.2 in)	38 of 100 (Notable)
Genoa 2 W	United States	Record daily precipitation	81.3 mm (3.2 in)	38 of 100 (Notable)
Hartington	United States	Record daily precipitation	59.7 mm (2.4 in)	38 of 100 (Notable)

Counts by Type and Timescale

562 records

Records set or tied on 1 May 1972 by type: Highest daily maximum 37, Lowest daily maximum 36, Highest daily minimum 62, Lowest daily minimum 121, Heaviest daily rainfall 289, Heaviest daily snowfall 13, Deepest snow cover 4.

Records on 1 May 1972 by type
Record type	Records
Highest daily maximum	37
Lowest daily maximum	36
Highest daily minimum	62
Lowest daily minimum	121
Heaviest daily rainfall	289
Heaviest daily snowfall	13
Deepest snow cover	4

Records on 1 May 1972 by timescale: all-time 1, monthly 85, daily 476.

How Much Records Were Beaten By

485 broken records

Margins by which the 485 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 229.0. Ties are not counted.

Top 20 by Significance

1 May 1972

Top 20 records on 1 May 1972 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
1 May 1972	Alexandria, US	daily rain	63.5 mm (2.5 in)	43.2 mm (1.7 in)	57 years	60 of 100 (Major)
1 May 1972	Pipestone, US	daily rain	62.2 mm (2.4 in)	40.6 mm (1.6 in)	30 years	58 of 100 (Notable)
1 May 1972	Mobridge 2NNW, US	daily rain	60.5 mm (2.4 in)	42.7 mm (1.7 in)	42 years	58 of 100 (Notable)
1 May 1972	Wolsey, US	daily rain	56.4 mm (2.2 in)	37.3 mm (1.5 in)	66 years	57 of 100 (Notable)
1 May 1972	Inwood 2 SW, US	monthly rain	98.0 mm (3.9 in)	29.4 mm (1.2 in)	35 years	56 of 100 (Notable)
1 May 1972	W Pt, US	monthly rain	98.8 mm (3.9 in)	23.4 mm (0.9 in)	66 years	56 of 100 (Notable)
1 May 1972	Menno, US	daily rain	84.6 mm (3.3 in)	57.9 mm (2.3 in)	27 years	55 of 100 (Notable)
1 May 1972	Onaka, US	daily rain	76.2 mm (3.0 in)	41.7 mm (1.6 in)	30 years	55 of 100 (Notable)
1 May 1972	Pollock, US	daily rain	58.4 mm (2.3 in)	35.5 mm (1.4 in)	30 years	55 of 100 (Notable)
1 May 1972	Sioux Falls, US	daily rain	90.2 mm (3.6 in)	67.6 mm (2.7 in)	37 years	55 of 100 (Notable)
1 May 1972	Springview 2NW, US	daily rain	49.5 mm (1.9 in)	27.9 mm (1.1 in)	62 years	54 of 100 (Notable)
1 May 1972	Akron, US	daily rain	69.3 mm (2.7 in)	56.1 mm (2.2 in)	21 years	53 of 100 (Notable)
1 May 1972	Forestburg 4 NNE, US	daily rain	61.5 mm (2.4 in)	44.0 mm (1.7 in)	30 years	53 of 100 (Notable)
1 May 1972	Howard, US	daily rain	59.2 mm (2.3 in)	36.6 mm (1.4 in)	30 years	53 of 100 (Notable)
1 May 1972	Castlewood, US	daily rain	45.7 mm (1.8 in)	20.3 mm (0.8 in)	76 years	52 of 100 (Notable)
1 May 1972	Parkston 8 ENE, US	daily rain	50.8 mm (2.0 in)	36.6 mm (1.4 in)	19 years	52 of 100 (Notable)
1 May 1972	Clark, US	daily rain	56.1 mm (2.2 in)	30.2 mm (1.2 in)	37 years	51 of 100 (Notable)
1 May 1972	Utica, US	daily rain	53.3 mm (2.1 in)	33.7 mm (1.3 in)	49 years	50 of 100 (Notable)
1 May 1972	Chamberlain, US	daily rain	39.4 mm (1.6 in)	21.6 mm (0.9 in)	72 years	49 of 100 (Notable)
1 May 1972	Luverne, US	daily rain	56.6 mm (2.2 in)	21.0 mm (0.8 in)	77 years	48 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

1795 to 1972

Records set or tied on this calendar date in each year from 1795 to 1972. 1972 had 562 records.

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

Records on 05-01 in each year
Year	Records
1795	1
1802	1
1804	1
1814	1
1818	1
1835	1
1836	1
1840	1
1846	2
1847	1
1850	1
1851	1
1857	1
1860	1
1861	1
1864	2
1865	1
1868	2
1872	1
1875	4
1878	2
1879	2
1880	3
1881	2
1884	1
1885	1
1886	2
1887	2
1888	2
1889	3
1890	2
1891	5
1892	6
1893	2
1894	5
1896	1
1897	4
1898	1
1899	8
1900	1
1901	5
1902	7
1903	9
1904	9
1905	13
1906	12
1907	31
1908	20
1909	49
1910	13
1911	22
1912	18
1913	54
1914	23
1915	27
1916	27
1917	37
1918	34
1919	150
1920	186
1921	41
1922	92
1923	64
1924	63
1925	118
1926	500
1927	125
1928	190
1929	142
1930	263
1931	537
1932	220
1933	706
1934	305
1935	276
1936	368
1937	218
1938	304
1939	227
1940	731
1941	333
1942	1,036
1943	526
1944	229
1945	350
1946	415
1947	655
1948	774
1949	405
1950	439
1951	894
1952	557
1953	917
1954	1,506
1955	772
1956	1,106
1957	359
1958	448
1959	764
1960	737
1961	588
1962	615
1963	704
1964	312
1965	360
1966	707
1967	948
1968	426
1969	429
1970	1,075
1971	444
1972	562
1973	841
1974	589
1975	286
1976	673
1977	545
1978	1,202
1979	612
1980	507
1981	1,265
1982	508
1983	1,423
1984	640
1985	789
1986	512
1987	1,098
1988	1,058
1989	949
1990	922
1991	633
1992	1,201
1993	1,101
1994	1,210
1995	1,365
1996	1,439
1997	804
1998	951
1999	932
2000	809
2001	1,106
2002	1,221
2003	964
2004	887
2005	1,320
2006	734
2007	857
2008	979
2009	679
2010	1,151
2011	716
2012	796
2013	976
2014	941
2015	550
2016	844
2017	1,163
2018	519
2019	788
2020	1,099
2021	834
2022	319
2023	912
2024	458
2025	430
2026	623

Download the Data

Data for records on 1972-05-01: 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	477
50 to 100	5
100 to 150	1
150 to 200	0
200 to 250	2