Weather Records on 4 April 1933

167 weather records were set or tied worldwide on 4 April 1933. Highest significance: Kentani (Bos), ZA.

Key Facts for 4 April 1933

On 4 April 1933, 167 weather records were set or tied at long-record stations worldwide.
36 were record highs and 16 were record lows, counting maximum and minimum temperature.
By timescale, 0 were all-time records, 7 monthly and 160 daily.
Kentani (Bos) set a monthly record daily precipitation of 176.0 mm (6.9 in) on 4 April 1933.
Across 155 earlier years (1794 to 2026) the same calendar date averaged 506 records.

Record Map

167 stations

167 station records on 4 April 1933 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 4 April 1933: highest significance records shown on the map
Station	Country	Type	Value	Significance
Kentani (Bos)	South Africa	Record daily precipitation	176.0 mm (6.9 in)	56 of 100 (Notable)
Fredericton Unb	Canada	Record daily precipitation	50.5 mm (2.0 in)	53 of 100 (Notable)
Cofimvaba (Tnk)	South Africa	Record daily precipitation	57.2 mm (2.3 in)	49 of 100 (Notable)
Willowvale (Tnk)	South Africa	Record daily precipitation	65.3 mm (2.6 in)	38 of 100 (Notable)
Millinocket	United States	Record daily precipitation	43.7 mm (1.7 in)	38 of 100 (Notable)
Vattaram	India	Record daily precipitation	39.4 mm (1.6 in)	36 of 100 (Notable)
Elgin Downs	Australia	Record daily precipitation	65.3 mm (2.6 in)	35 of 100 (Notable)
Blue Hill Coop	United States	Record daily precipitation	33.3 mm (1.3 in)	35 of 100 (Notable)
Butterworth (Tnk)	South Africa	Record daily precipitation	53.6 mm (2.1 in)	34 of 100 (Routine)
Petrusville (Pol)	South Africa	Record daily precipitation	30.2 mm (1.2 in)	34 of 100 (Routine)
Houlton	United States	Record daily precipitation	52.3 mm (2.1 in)	34 of 100 (Routine)
Saint John	Canada	Record daily precipitation	38.9 mm (1.5 in)	32 of 100 (Routine)
Middleton (Sar)	South Africa	Record daily precipitation	33.8 mm (1.3 in)	32 of 100 (Routine)
Franklyn Vale	Australia	Record daily precipitation	55.9 mm (2.2 in)	31 of 100 (Routine)
Koolool	Australia	Record daily precipitation	76.5 mm (3.0 in)	31 of 100 (Routine)
Berlin (Sar)	South Africa	Record daily precipitation	71.6 mm (2.8 in)	31 of 100 (Routine)
Boston City WSO	United States	Record daily precipitation	34.8 mm (1.4 in)	31 of 100 (Routine)
Worcester	United States	Record daily precipitation	26.9 mm (1.1 in)	29 of 100 (Routine)
Edgeley 3WNW	United States	Record daily snowfall	8.4 cm (3.3 in)	28 of 100 (Routine)
Bar Harbor 3 NW	United States	Record daily precipitation	52.1 mm (2.1 in)	27 of 100 (Routine)
Chatham	Canada	Record daily precipitation	31.0 mm (1.2 in)	26 of 100 (Routine)
Rocky Ford 2 SE	United States	Record daily snowfall	6.4 cm (2.5 in)	26 of 100 (Routine)
Fall River	United States	Record daily precipitation	29.5 mm (1.2 in)	26 of 100 (Routine)
Grenfell	Canada	Record daily snowfall	20.3 cm (8.0 in)	25 of 100 (Routine)
Geryville (El-Bayadh)	Algeria	Record daily precipitation	26.0 mm (1.0 in)	24 of 100 (Routine)
Torrens Creek Post Office	Australia	Record daily precipitation	45.7 mm (1.8 in)	24 of 100 (Routine)
Byron Bay (Jacaranda Drive)	Australia	Record daily precipitation	172.5 mm (6.8 in)	24 of 100 (Routine)
Milan	Italy	Record high maximum temperature	24.7 C (76.5 F)	24 of 100 (Routine)
Aliwal North	South Africa	Record daily precipitation	26.7 mm (1.1 in)	24 of 100 (Routine)
Somerset East	South Africa	Record daily precipitation	60.7 mm (2.4 in)	23 of 100 (Routine)
Tylden "Tulden"	South Africa	Record daily precipitation	25.1 mm (1.0 in)	23 of 100 (Routine)
Elliotdale (Tnk)	South Africa	Record daily precipitation	36.8 mm (1.4 in)	23 of 100 (Routine)
Independence	United States	Record high minimum temperature	12.2 C (54.0 F)	23 of 100 (Routine)
Avon Downs	Australia	Record daily precipitation	80.0 mm (3.1 in)	22 of 100 (Routine)
Tweed Heads Golf Club	Australia	Record daily precipitation	90.2 mm (3.6 in)	22 of 100 (Routine)
Pirie (Bos)	South Africa	Record daily precipitation	36.8 mm (1.4 in)	22 of 100 (Routine)
Buffelsfontein 14	South Africa	Record daily precipitation	30.0 mm (1.2 in)	22 of 100 (Routine)
Crescent City 3 NNW	United States	Record high maximum temperature	23.9 C (75.0 F)	22 of 100 (Routine)
Danforth (1)	United States	Record daily precipitation	25.4 mm (1.0 in)	21 of 100 (Routine)
Waterville Wwtp	United States	Record daily precipitation	28.7 mm (1.1 in)	21 of 100 (Routine)
Wallowa	United States	Record low minimum temperature	-7.8 C (18.0 F)	21 of 100 (Routine)
Caiwarro	Australia	Record daily precipitation	10.2 mm (0.4 in)	20 of 100 (Routine)
Laghouat	Algeria	Record daily precipitation	6.0 mm (0.24 in)	20 of 100 (Routine)
Grenfell	Canada	Record daily precipitation	20.3 mm (0.8 in)	20 of 100 (Routine)
Ledknapper Tank	Australia	Record daily precipitation	13.0 mm (0.5 in)	20 of 100 (Routine)
Wilmington City Hall	United States	Record daily precipitation	23.4 mm (0.9 in)	20 of 100 (Routine)
Bedford Hills	United States	Record daily precipitation	21.1 mm (0.8 in)	20 of 100 (Routine)
Vedaranayam	India	Record daily precipitation	12.2 mm (0.5 in)	19 of 100 (Routine)
Rockport 1 ESE	United States	Record daily precipitation	25.7 mm (1.0 in)	19 of 100 (Routine)
Canning Downs	Australia	Record daily precipitation	29.7 mm (1.2 in)	18 of 100 (Routine)
Quabathoo	Australia	Record daily precipitation	29.7 mm (1.2 in)	18 of 100 (Routine)
Clunes	Australia	Record daily precipitation	115.6 mm (4.6 in)	18 of 100 (Routine)
Yarmouth	Canada	Record daily precipitation	34.0 mm (1.3 in)	18 of 100 (Routine)
Williams	United States	Record high minimum temperature	5.0 C (41.0 F)	18 of 100 (Routine)
Lake Konomoc	United States	Record daily precipitation	30.0 mm (1.2 in)	18 of 100 (Routine)
Waterbury	United States	Record daily precipitation	21.8 mm (0.9 in)	18 of 100 (Routine)
Orono	United States	Record daily precipitation	42.4 mm (1.7 in)	18 of 100 (Routine)
Cutchogue	United States	Record daily precipitation	31.5 mm (1.2 in)	18 of 100 (Routine)
Setauket Strong	United States	Record daily precipitation	25.4 mm (1.0 in)	18 of 100 (Routine)
Pentland Post Office	Australia	Record daily precipitation	67.3 mm (2.6 in)	17 of 100 (Routine)

Counts by Type and Timescale

167 records

Records set or tied on 4 April 1933 by type: Highest daily maximum 21, Lowest daily maximum 6, Highest daily minimum 15, Lowest daily minimum 10, Heaviest daily rainfall 106, Heaviest daily snowfall 8, Deepest snow cover 1.

Records on 4 April 1933 by type
Record type	Records
Highest daily maximum	21
Lowest daily maximum	6
Highest daily minimum	15
Lowest daily minimum	10
Heaviest daily rainfall	106
Heaviest daily snowfall	8
Deepest snow cover	1

Records on 4 April 1933 by timescale: all-time 0, monthly 7, daily 160.

How Much Records Were Beaten By

143 broken records

Margins by which the 143 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 127.0. Ties are not counted.

Top 20 by Significance

4 April 1933

Top 20 records on 4 April 1933 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
4 April 1933	Kentani (Bos), ZA	monthly rain	176.0 mm (6.9 in)	41.4 mm (1.6 in)	39 years	56 of 100 (Notable)
4 April 1933	Fredericton Unb, CA	daily rain	50.5 mm (2.0 in)	32.2 mm (1.3 in)	32 years	53 of 100 (Notable)
4 April 1933	Cofimvaba (Tnk), ZA	monthly rain	57.2 mm (2.3 in)	22.7 mm (0.9 in)	11 years	49 of 100 (Notable)
4 April 1933	Willowvale (Tnk), ZA	daily rain	65.3 mm (2.6 in)	32.8 mm (1.3 in)	42 years	38 of 100 (Notable)
4 April 1933	Millinocket, US	daily rain	43.7 mm (1.7 in)	28.5 mm (1.1 in)	20 years	38 of 100 (Notable)
4 April 1933	Vattaram, IN	daily rain	39.4 mm (1.6 in)	38.6 mm (1.5 in)	24 years	36 of 100 (Notable)
4 April 1933	Elgin Downs, AU	daily rain	65.3 mm (2.6 in)	45.2 mm (1.8 in)	30 years	35 of 100 (Notable)
4 April 1933	Blue Hill Coop, US	daily rain	33.3 mm (1.3 in)	20.3 mm (0.8 in)	38 years	35 of 100 (Notable)
4 April 1933	Butterworth (Tnk), ZA	daily rain	53.6 mm (2.1 in)	31.5 mm (1.2 in)	16 years	34 of 100 (Routine)
4 April 1933	Petrusville (Pol), ZA	daily rain	30.2 mm (1.2 in)	18.5 mm (0.7 in)	16 years	34 of 100 (Routine)
4 April 1933	Houlton, US	monthly rain	52.3 mm (2.1 in)	7.8 mm (0.31 in)	37 years	34 of 100 (Routine)
4 April 1933	Saint John, CA	daily rain	38.9 mm (1.5 in)	10.7 mm (0.4 in)	47 years	32 of 100 (Routine)
4 April 1933	Middleton (Sar), ZA	daily rain	33.8 mm (1.3 in)	14.2 mm (0.6 in)	47 years	32 of 100 (Routine)
4 April 1933	Franklyn Vale, AU	daily rain	55.9 mm (2.2 in)	24.9 mm (1.0 in)	28 years	31 of 100 (Routine)
4 April 1933	Koolool, AU	daily rain	76.5 mm (3.0 in)	30.3 mm (1.2 in)	33 years	31 of 100 (Routine)
4 April 1933	Berlin (Sar), ZA	daily rain	71.6 mm (2.8 in)	58.6 mm (2.3 in)	4 years	31 of 100 (Routine)
4 April 1933	Boston City WSO, US	daily rain	34.8 mm (1.4 in)	22.6 mm (0.9 in)	22 years	31 of 100 (Routine)
4 April 1933	Worcester, US	daily rain	26.9 mm (1.1 in)	13.2 mm (0.5 in)	38 years	29 of 100 (Routine)
4 April 1933	Edgeley 3WNW, US	daily snowfall	8.4 cm (3.3 in)	8.4 cm (3.3 in)	31 years	28 of 100 (Routine)
4 April 1933	Bar Harbor 3 NW, US	daily rain	52.1 mm (2.1 in)	19.1 mm (0.8 in)	32 years	27 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

1794 to 1933

Records set or tied on this calendar date in each year from 1794 to 1933. 1933 had 167 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 1933-04-04: 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 2026-10-15. Last revised 15 October 2026 (2026-10-15).

Margin	Records
0 to 20	115
20 to 40	21
40 to 60	4
60 to 80	1
80 to 100	1
100 to 120	0
120 to 140	1