Weather Records on 30 April 1933

422 weather records were set or tied worldwide on 30 April 1933. Highest significance: Rahapur, IN.

Key Facts for 30 April 1933

On 30 April 1933, 422 weather records were set or tied at long-record stations worldwide.
104 were record highs and 31 were record lows, counting maximum and minimum temperature.
By timescale, 0 were all-time records, 26 monthly and 396 daily.
Rahapur set a monthly record daily precipitation of 114.3 mm (4.5 in) on 30 April 1933.
Across 165 earlier years (1795 to 2026) the same calendar date averaged 447 records.

Record Map

422 stations

422 station records on 30 April 1933 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 30 April 1933: highest significance records shown on the map
Station	Country	Type	Value	Significance
Rahapur	India	Record daily precipitation	114.3 mm (4.5 in)	58 of 100 (Notable)
Isabela Substn	Puerto Rico [United States]	Record daily precipitation	68.6 mm (2.7 in)	52 of 100 (Notable)
Terry Hie Hie	Australia	Record daily precipitation	53.8 mm (2.1 in)	42 of 100 (Notable)
Rajnandgaon	India	Record daily precipitation	30.5 mm (1.2 in)	42 of 100 (Notable)
St Peter	United States	Record daily precipitation	30.0 mm (1.2 in)	42 of 100 (Notable)
White River	Canada	Record daily precipitation	29.0 mm (1.1 in)	39 of 100 (Notable)
Nawa	India	Record daily precipitation	27.9 mm (1.1 in)	39 of 100 (Notable)
Neillsville 3ESE	United States	Record daily precipitation	39.6 mm (1.6 in)	39 of 100 (Notable)
Todgarh	India	Record daily precipitation	25.4 mm (1.0 in)	37 of 100 (Notable)
Barmer	India	Record daily precipitation	26.2 mm (1.0 in)	37 of 100 (Notable)
Collegeville St John's	United States	Record daily precipitation	33.3 mm (1.3 in)	36 of 100 (Notable)
Park Rapids Muni AP	United States	Record daily precipitation	33.5 mm (1.3 in)	33 of 100 (Routine)
Algiers-Ville/Universite	Algeria	Record high minimum temperature	26.0 C (78.8 F)	31 of 100 (Routine)
Hartington	United States	Record daily precipitation	28.4 mm (1.1 in)	31 of 100 (Routine)
Medford	United States	Record daily precipitation	36.1 mm (1.4 in)	31 of 100 (Routine)
Prentice #2	United States	Record daily precipitation	41.4 mm (1.6 in)	31 of 100 (Routine)
Wahpeton 3 N	United States	Record daily precipitation	31.0 mm (1.2 in)	30 of 100 (Routine)
Waukesha Wwtp	United States	Record daily precipitation	26.7 mm (1.1 in)	30 of 100 (Routine)
Fort National	Algeria	Record high minimum temperature	22.0 C (71.6 F)	29 of 100 (Routine)
Hillsboro	United States	Record daily precipitation	35.1 mm (1.4 in)	29 of 100 (Routine)
Amity	United States	Record daily precipitation	60.7 mm (2.4 in)	28 of 100 (Routine)
Pocahontas 1	United States	Record daily precipitation	43.2 mm (1.7 in)	27 of 100 (Routine)
Cambridge City 3 N	United States	Record high minimum temperature	20.0 C (68.0 F)	27 of 100 (Routine)
Pipestone	United States	Record daily precipitation	34.0 mm (1.3 in)	27 of 100 (Routine)
College STN 6 SW	United States	Record high maximum temperature	35.6 C (96.1 F)	27 of 100 (Routine)
Sheboygan	United States	Record daily precipitation	27.4 mm (1.1 in)	27 of 100 (Routine)
Kingston Queens U	Canada	Record high maximum temperature	22.2 C (72.0 F)	25 of 100 (Routine)
Caguas	Puerto Rico [United States]	Record daily precipitation	27.9 mm (1.1 in)	25 of 100 (Routine)
Tunis	Tunisia	Record high maximum temperature	33.0 C (91.4 F)	24 of 100 (Routine)
Effingham 3SW	United States	Record daily precipitation	34.0 mm (1.3 in)	24 of 100 (Routine)
Marble Hill	United States	Record daily precipitation	43.9 mm (1.7 in)	24 of 100 (Routine)
Blanco	United States	Record high maximum temperature	36.7 C (98.1 F)	24 of 100 (Routine)
Parsons 3 SE	United States	Record high minimum temperature	15.6 C (60.1 F)	24 of 100 (Routine)
Meadow Valley Rs	United States	Record daily precipitation	25.4 mm (1.0 in)	24 of 100 (Routine)
Kaira	India	Record daily precipitation	28.4 mm (1.1 in)	23 of 100 (Routine)
Mehmedabad	India	Record daily precipitation	31.5 mm (1.2 in)	23 of 100 (Routine)
Tizi Ouzou	Algeria	Record high minimum temperature	22.0 C (71.6 F)	22 of 100 (Routine)
St Joseph	United States	Record high minimum temperature	12.8 C (55.0 F)	22 of 100 (Routine)
New Ulm 2 SE	United States	Record daily precipitation	32.3 mm (1.3 in)	22 of 100 (Routine)
Hayward Rs	United States	Record daily precipitation	29.7 mm (1.2 in)	22 of 100 (Routine)
Port Washington	United States	Record daily precipitation	31.0 mm (1.2 in)	22 of 100 (Routine)
Muscle Creek (Clendinning)	Australia	Record daily precipitation	27.7 mm (1.1 in)	21 of 100 (Routine)
Dixon Wwtp	United States	Record daily precipitation	30.7 mm (1.2 in)	21 of 100 (Routine)
Beeville 5 NE	United States	Record high minimum temperature	26.1 C (79.0 F)	21 of 100 (Routine)
Beloit	United States	Record daily precipitation	30.7 mm (1.2 in)	21 of 100 (Routine)
Grand River Lock	United States	Record daily precipitation	25.4 mm (1.0 in)	21 of 100 (Routine)
Heppner	United States	Record daily precipitation	19.1 mm (0.8 in)	20 of 100 (Routine)
Pendleton Dwtn	United States	Record daily precipitation	21.1 mm (0.8 in)	20 of 100 (Routine)
Calumet	United States	Record daily precipitation	21.6 mm (0.9 in)	20 of 100 (Routine)
Mahudha	India	Record daily precipitation	18.3 mm (0.7 in)	20 of 100 (Routine)
Carinda (Boorooma)	Australia	Record daily precipitation	23.6 mm (0.9 in)	20 of 100 (Routine)
Svirica	Russia	Record daily precipitation	5.6 mm (0.22 in)	20 of 100 (Routine)
Bird Island	United States	Record daily precipitation	18.3 mm (0.7 in)	20 of 100 (Routine)
Umatilla	United States	Record daily precipitation	9.7 mm (0.38 in)	20 of 100 (Routine)
Bali	India	Record daily precipitation	16.5 mm (0.6 in)	20 of 100 (Routine)
Lancaster 4 WSW	United States	Record daily precipitation	22.1 mm (0.9 in)	20 of 100 (Routine)
Bhaunagar	India	Record daily precipitation	15.7 mm (0.6 in)	20 of 100 (Routine)
Shahpura	India	Record daily precipitation	15.7 mm (0.6 in)	20 of 100 (Routine)
Moab	United States	Record daily precipitation	9.1 mm (0.36 in)	20 of 100 (Routine)
Coonamble (Nardoo)	Australia	Record daily precipitation	11.9 mm (0.5 in)	20 of 100 (Routine)

Counts by Type and Timescale

422 records

Records set or tied on 30 April 1933 by type: Highest daily maximum 33, Lowest daily maximum 15, Highest daily minimum 71, Lowest daily minimum 16, Heaviest daily rainfall 286, Heaviest daily snowfall 1.

Records on 30 April 1933 by type
Record type	Records
Highest daily maximum	33
Lowest daily maximum	15
Highest daily minimum	71
Lowest daily minimum	16
Heaviest daily rainfall	286
Heaviest daily snowfall	1
Deepest snow cover	0

Records on 30 April 1933 by timescale: all-time 0, monthly 26, daily 396.

How Much Records Were Beaten By

362 broken records

Margins by which the 362 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 110.5. Ties are not counted.

Top 20 by Significance

30 April 1933

Top 20 records on 30 April 1933 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
30 April 1933	Rahapur, IN	monthly rain	114.3 mm (4.5 in)	110.5 mm (4.4 in)	18 years	58 of 100 (Notable)
30 April 1933	Isabela Substn, PR	daily rain	68.6 mm (2.7 in)	56.7 mm (2.2 in)	31 years	52 of 100 (Notable)
30 April 1933	Terry Hie Hie, AU	daily rain	53.8 mm (2.1 in)	44.1 mm (1.7 in)	26 years	42 of 100 (Notable)
30 April 1933	Rajnandgaon, IN	daily rain	30.5 mm (1.2 in)	30.5 mm (1.2 in)	31 years	42 of 100 (Notable)
30 April 1933	St Peter, US	daily rain	30.0 mm (1.2 in)	24.9 mm (1.0 in)	34 years	42 of 100 (Notable)
30 April 1933	White River, CA	daily rain	29.0 mm (1.1 in)	13.8 mm (0.5 in)	32 years	39 of 100 (Notable)
30 April 1933	Nawa, IN	daily rain	27.9 mm (1.1 in)	27.9 mm (1.1 in)	32 years	39 of 100 (Notable)
30 April 1933	Neillsville 3ESE, US	daily rain	39.6 mm (1.6 in)	24.4 mm (1.0 in)	36 years	39 of 100 (Notable)
30 April 1933	Todgarh, IN	daily rain	25.4 mm (1.0 in)	25.4 mm (1.0 in)	32 years	37 of 100 (Notable)
30 April 1933	Barmer, IN	monthly rain	26.2 mm (1.0 in)	20.6 mm (0.8 in)	14 years	37 of 100 (Notable)
30 April 1933	Collegeville St John's, US	daily rain	33.3 mm (1.3 in)	16.3 mm (0.6 in)	38 years	36 of 100 (Notable)
30 April 1933	Park Rapids Muni AP, US	daily rain	33.5 mm (1.3 in)	12.4 mm (0.5 in)	38 years	33 of 100 (Routine)
30 April 1933	Algiers-Ville/Universite, DZ	monthly high min	26.0 C (78.8 F)	3.0 C (5.4 F)	19 years	31 of 100 (Routine)
30 April 1933	Hartington, US	daily rain	28.4 mm (1.1 in)	18.2 mm (0.7 in)	27 years	31 of 100 (Routine)
30 April 1933	Medford, US	daily rain	36.1 mm (1.4 in)	24.2 mm (1.0 in)	16 years	31 of 100 (Routine)
30 April 1933	Prentice #2, US	daily rain	41.4 mm (1.6 in)	22.1 mm (0.9 in)	3 years	31 of 100 (Routine)
30 April 1933	Wahpeton 3 N, US	daily rain	31.0 mm (1.2 in)	14.7 mm (0.6 in)	34 years	30 of 100 (Routine)
30 April 1933	Waukesha Wwtp, US	daily rain	26.7 mm (1.1 in)	13.2 mm (0.5 in)	38 years	30 of 100 (Routine)
30 April 1933	Fort National, DZ	monthly high min	22.0 C (71.6 F)	1.0 C (1.8 F)	40 years	29 of 100 (Routine)
30 April 1933	Hillsboro, US	daily rain	35.1 mm (1.4 in)	13.5 mm (0.5 in)	38 years	29 of 100 (Routine)

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 422 records.

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

Records on 04-30 in each year
Year	Records
1795	1
1804	1
1809	1
1812	1
1814	2
1833	1
1840	1
1848	1
1850	1
1853	1
1854	1
1856	1
1859	1
1862	1
1864	1
1865	1
1866	3
1872	1
1873	1
1874	2
1876	1
1878	4
1879	2
1880	1
1881	1
1882	1
1884	1
1885	1
1886	5
1888	1
1889	1
1891	5
1892	7
1894	1
1895	5
1896	3
1897	2
1898	6
1899	11
1900	4
1901	8
1902	13
1903	21
1904	11
1905	9
1906	16
1907	35
1908	28
1909	74
1910	17
1911	19
1912	18
1913	62
1914	8
1915	20
1916	21
1917	25
1918	28
1919	130
1920	70
1921	54
1922	138
1923	42
1924	96
1925	210
1926	331
1927	127
1928	130
1929	119
1930	232
1931	548
1932	145
1933	422
1934	443
1935	327
1936	373
1937	228
1938	282
1939	268
1940	526
1941	484
1942	1,163
1943	470
1944	286
1945	314
1946	301
1947	330
1948	912
1949	447
1950	671
1951	783
1952	435
1953	635
1954	1,224
1955	1,252
1956	908
1957	401
1958	482
1959	575
1960	507
1961	381
1962	617
1963	730
1964	339
1965	488
1966	740
1967	914
1968	928
1969	587
1970	1,189
1971	365
1972	497
1973	398
1974	822
1975	468
1976	783
1977	525
1978	631
1979	675
1980	545
1981	1,342
1982	504
1983	1,154
1984	1,519
1985	650
1986	660
1987	1,437
1988	808
1989	674
1990	977
1991	828
1992	1,808
1993	765
1994	1,499
1995	1,007
1996	1,637
1997	764
1998	857
1999	1,012
2000	1,046
2001	900
2002	1,171
2003	927
2004	703
2005	1,113
2006	778
2007	996
2008	1,260
2009	660
2010	921
2011	636
2012	819
2013	732
2014	946
2015	380
2016	969
2017	1,450
2018	708
2019	700
2020	1,476
2021	1,167
2022	499
2023	782
2024	705
2025	489
2026	365

Download the Data

Data for records on 1933-04-30: 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 20	346
20 to 40	12
40 to 60	3
60 to 80	0
80 to 100	0
100 to 120	1