Weather Records on 1 May 1933

706 weather records were set or tied worldwide on 1 May 1933. Highest significance: Prentice #2, US.

Key Facts for 1 May 1933

On 1 May 1933, 706 weather records were set or tied at long-record stations worldwide.
163 were record highs and 21 were record lows, counting maximum and minimum temperature.
By timescale, 0 were all-time records, 9 monthly and 697 daily.
Prentice #2 set a daily record precipitation of 60.7 mm (2.4 in) on 1 May 1933.
Across 165 earlier years (1795 to 2026) the same calendar date averaged 441 records.

Record Map

706 stations

706 station records on 1 May 1933 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 1 May 1933: highest significance records shown on the map
Station	Country	Type	Value	Significance
Prentice #2	United States	Record daily precipitation	60.7 mm (2.4 in)	53 of 100 (Notable)
Dholka	India	Record daily precipitation	48.3 mm (1.9 in)	51 of 100 (Notable)
Cape Northumberland	Australia	Record daily precipitation	35.8 mm (1.4 in)	48 of 100 (Notable)
Collegeville St Joe AP	United States	Record daily precipitation	95.5 mm (3.8 in)	48 of 100 (Notable)
Veedersburg	United States	Record daily precipitation	59.2 mm (2.3 in)	48 of 100 (Notable)
Wayne	United States	Record daily precipitation	46.0 mm (1.8 in)	47 of 100 (Notable)
Lucknow	Canada	Record daily precipitation	45.7 mm (1.8 in)	46 of 100 (Notable)
Merta City	India	Record daily precipitation	27.9 mm (1.1 in)	45 of 100 (Notable)
Glen Innes Post Office	Australia	Record daily precipitation	49.0 mm (1.9 in)	43 of 100 (Notable)
White Hall 1 E	United States	Record daily precipitation	45.7 mm (1.8 in)	43 of 100 (Notable)
Sampla	India	Record daily precipitation	30.5 mm (1.2 in)	42 of 100 (Notable)
Lucindale Post Office	Australia	Record daily precipitation	31.0 mm (1.2 in)	41 of 100 (Notable)
Malpura	India	Record daily precipitation	27.2 mm (1.1 in)	41 of 100 (Notable)
Oran-Hopital Militaire	Algeria	Record high minimum temperature	20.0 C (68.0 F)	39 of 100 (Notable)
Jacksonville 2E	United States	Record daily precipitation	43.4 mm (1.7 in)	39 of 100 (Notable)
Red Range (Victoria St)	Australia	Record daily precipitation	36.3 mm (1.4 in)	37 of 100 (Notable)
Beawar Nayanagar	India	Record daily precipitation	29.2 mm (1.1 in)	37 of 100 (Notable)
Wauseon Wtp	United States	Record daily precipitation	35.1 mm (1.4 in)	37 of 100 (Notable)
Matar	India	Record daily precipitation	29.2 mm (1.1 in)	35 of 100 (Notable)
Seoni	India	Record daily precipitation	33.0 mm (1.3 in)	35 of 100 (Notable)
Texas Station	Australia	Record daily precipitation	27.4 mm (1.1 in)	34 of 100 (Routine)
Bonshaw (Campbell St)	Australia	Record daily precipitation	25.4 mm (1.0 in)	34 of 100 (Routine)
Tizi Ouzou	Algeria	Record high minimum temperature	24.0 C (75.2 F)	33 of 100 (Routine)
Tenterfield (Federation Park)	Australia	Record daily precipitation	29.0 mm (1.1 in)	33 of 100 (Routine)
Pundi	India	Record daily precipitation	40.6 mm (1.6 in)	32 of 100 (Routine)
Napoleon	United States	Record daily precipitation	35.8 mm (1.4 in)	32 of 100 (Routine)
Toledo Blade	United States	Record daily precipitation	27.4 mm (1.1 in)	32 of 100 (Routine)
Sojat	India	Record daily precipitation	30.2 mm (1.2 in)	30 of 100 (Routine)
Cloverdale	United States	Record daily precipitation	33.0 mm (1.3 in)	30 of 100 (Routine)
Farmland 5 NNW	United States	Record daily precipitation	32.0 mm (1.3 in)	29 of 100 (Routine)
Covington 8 WNW	United States	Record daily precipitation	62.0 mm (2.4 in)	28 of 100 (Routine)
Ann Arbor U of Mich	United States	Record daily precipitation	31.2 mm (1.2 in)	28 of 100 (Routine)
Hillsdale	United States	Record daily precipitation	32.3 mm (1.3 in)	28 of 100 (Routine)
Yarrow Creek	Australia	Record daily precipitation	27.2 mm (1.1 in)	27 of 100 (Routine)
Wien	Austria	Record high minimum temperature	13.1 C (55.6 F)	27 of 100 (Routine)
Tunis	Tunisia	Record high minimum temperature	22.0 C (71.6 F)	27 of 100 (Routine)
Ruston la Tech	United States	Record daily precipitation	53.3 mm (2.1 in)	27 of 100 (Routine)
Joliet	United States	Record daily precipitation	30.5 mm (1.2 in)	27 of 100 (Routine)
Fort National	Algeria	Record high maximum temperature	31.0 C (87.8 F)	26 of 100 (Routine)
Tizi Ouzou	Algeria	Record high maximum temperature	38.0 C (100.4 F)	25 of 100 (Routine)
Wallangarra Post Office	Australia	Record daily precipitation	31.0 mm (1.2 in)	25 of 100 (Routine)
Emmaville Post Office	Australia	Record daily precipitation	44.5 mm (1.8 in)	25 of 100 (Routine)
Fredericton Unb	Canada	Record high maximum temperature	25.0 C (77.0 F)	25 of 100 (Routine)
Caguas	Puerto Rico [United States]	Record daily precipitation	52.6 mm (2.1 in)	25 of 100 (Routine)
Oroville 1 N	United States	Record low maximum temperature	12.8 C (55.0 F)	25 of 100 (Routine)
E Tawas	United States	Record daily precipitation	42.4 mm (1.7 in)	25 of 100 (Routine)
Greenville Wtp	United States	Record daily precipitation	25.4 mm (1.0 in)	25 of 100 (Routine)
Laghouat	Algeria	Record high minimum temperature	22.0 C (71.6 F)	24 of 100 (Routine)
Gravesend Post Office	Australia	Record daily precipitation	29.2 mm (1.1 in)	24 of 100 (Routine)
Sapphire (Argyle)	Australia	Record daily precipitation	36.8 mm (1.4 in)	24 of 100 (Routine)
Berhampore	India	Record daily precipitation	58.7 mm (2.3 in)	24 of 100 (Routine)
Tunis	Tunisia	Record high maximum temperature	35.0 C (95.0 F)	24 of 100 (Routine)
Welland	Canada	Record high maximum temperature	26.1 C (79.0 F)	23 of 100 (Routine)
Alton	Canada	Record daily precipitation	27.4 mm (1.1 in)	23 of 100 (Routine)
Tiskilwa 2 SE	United States	Record daily precipitation	29.2 mm (1.1 in)	23 of 100 (Routine)
Cascade Locks	United States	Record daily precipitation	29.2 mm (1.1 in)	23 of 100 (Routine)
Geryville (El-Bayadh)	Algeria	Record high minimum temperature	15.0 C (59.0 F)	21 of 100 (Routine)
Gragin	Australia	Record daily precipitation	34.0 mm (1.3 in)	21 of 100 (Routine)
Toronto	Canada	Record high minimum temperature	12.8 C (55.0 F)	21 of 100 (Routine)
Banda	India	Record daily precipitation	39.4 mm (1.6 in)	21 of 100 (Routine)

Counts by Type and Timescale

706 records

Records set or tied on 1 May 1933 by type: Highest daily maximum 39, Lowest daily maximum 14, Highest daily minimum 124, Lowest daily minimum 7, Heaviest daily rainfall 522.

Records on 1 May 1933 by type
Record type	Records
Highest daily maximum	39
Lowest daily maximum	14
Highest daily minimum	124
Lowest daily minimum	7
Heaviest daily rainfall	522
Heaviest daily snowfall	0
Deepest snow cover	0

Records on 1 May 1933 by timescale: all-time 0, monthly 9, daily 697.

How Much Records Were Beaten By

641 broken records

Margins by which the 641 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 79.5. Ties are not counted.

Top 20 by Significance

1 May 1933

Top 20 records on 1 May 1933 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
1 May 1933	Prentice #2, US	daily rain	60.7 mm (2.4 in)	43.9 mm (1.7 in)	34 years	53 of 100 (Notable)
1 May 1933	Dholka, IN	daily rain	48.3 mm (1.9 in)	48.3 mm (1.9 in)	32 years	51 of 100 (Notable)
1 May 1933	Cape Northumberland, AU	daily rain	35.8 mm (1.4 in)	24.6 mm (1.0 in)	7 years	48 of 100 (Notable)
1 May 1933	Collegeville St Joe AP, US	daily rain	95.5 mm (3.8 in)	79.5 mm (3.1 in)	14 years	48 of 100 (Notable)
1 May 1933	Veedersburg, US	daily rain	59.2 mm (2.3 in)	43.2 mm (1.7 in)	14 years	48 of 100 (Notable)
1 May 1933	Wayne, US	daily rain	46.0 mm (1.8 in)	30.0 mm (1.2 in)	35 years	47 of 100 (Notable)
1 May 1933	Lucknow, CA	daily rain	45.7 mm (1.8 in)	26.6 mm (1.0 in)	46 years	46 of 100 (Notable)
1 May 1933	Merta City, IN	daily rain	27.9 mm (1.1 in)	27.9 mm (1.1 in)	32 years	45 of 100 (Notable)
1 May 1933	Glen Innes Post Office, AU	daily rain	49.0 mm (1.9 in)	35.5 mm (1.4 in)	12 years	43 of 100 (Notable)
1 May 1933	White Hall 1 E, US	daily rain	45.7 mm (1.8 in)	34.8 mm (1.4 in)	38 years	43 of 100 (Notable)
1 May 1933	Sampla, IN	daily rain	30.5 mm (1.2 in)	30.5 mm (1.2 in)	32 years	42 of 100 (Notable)
1 May 1933	Lucindale Post Office, AU	daily rain	31.0 mm (1.2 in)	20.8 mm (0.8 in)	7 years	41 of 100 (Notable)
1 May 1933	Malpura, IN	daily rain	27.2 mm (1.1 in)	27.2 mm (1.1 in)	32 years	41 of 100 (Notable)
1 May 1933	Oran-Hopital Militaire, DZ	daily high min	20.0 C (68.0 F)	2.5 C (4.5 F)	67 years	39 of 100 (Notable)
1 May 1933	Jacksonville 2E, US	daily rain	43.4 mm (1.7 in)	32.2 mm (1.3 in)	34 years	39 of 100 (Notable)
1 May 1933	Red Range (Victoria St), AU	daily rain	36.3 mm (1.4 in)	26.6 mm (1.0 in)	12 years	37 of 100 (Notable)
1 May 1933	Beawar Nayanagar, IN	daily rain	29.2 mm (1.1 in)	29.2 mm (1.1 in)	32 years	37 of 100 (Notable)
1 May 1933	Wauseon Wtp, US	daily rain	35.1 mm (1.4 in)	19.1 mm (0.8 in)	35 years	37 of 100 (Notable)
1 May 1933	Matar, IN	daily rain	29.2 mm (1.1 in)	28.7 mm (1.1 in)	16 years	35 of 100 (Notable)
1 May 1933	Seoni, IN	daily rain	33.0 mm (1.3 in)	27.7 mm (1.1 in)	16 years	35 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 1933

Records set or tied on this calendar date in each year from 1795 to 1933. 1933 had 706 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 1933-05-01: 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 2026-10-15. Last revised 15 October 2026 (2026-10-15).

Margin	Records
0 to 10	514
10 to 20	93
20 to 30	20
30 to 40	8
40 to 50	5
50 to 60	0
60 to 70	0
70 to 80	1