Weather Records on 4 April 1946

459 weather records were set or tied worldwide on 4 April 1946. Highest significance: Zastron (Tnk), ZA.

Key Facts for 4 April 1946

On 4 April 1946, 459 weather records were set or tied at long-record stations worldwide.
218 were record highs and 9 were record lows, counting maximum and minimum temperature.
By timescale, 0 were all-time records, 13 monthly and 446 daily.
Zastron (Tnk) set a daily record precipitation of 51.6 mm (2.0 in) on 4 April 1946.
Across 155 earlier years (1794 to 2026) the same calendar date averaged 505 records.

Record Map

459 stations

459 station records on 4 April 1946 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 4 April 1946: highest significance records shown on the map
Station	Country	Type	Value	Significance
Zastron (Tnk)	South Africa	Record daily precipitation	51.6 mm (2.0 in)	56 of 100 (Notable)
Casino Airport	Australia	Record daily precipitation	101.6 mm (4.0 in)	55 of 100 (Notable)
Avoca	South Africa	Record daily precipitation	85.1 mm (3.4 in)	54 of 100 (Notable)
Herschel	South Africa	Record daily precipitation	68.1 mm (2.7 in)	53 of 100 (Notable)
Steinkopf (Pol)	South Africa	Record daily precipitation	38.1 mm (1.5 in)	53 of 100 (Notable)
Warron	Australia	Record daily precipitation	54.1 mm (2.1 in)	50 of 100 (Notable)
Cudgen Plantation	Australia	Record daily precipitation	133.6 mm (5.3 in)	50 of 100 (Notable)
Barkly East	South Africa	Record daily precipitation	41.9 mm (1.6 in)	50 of 100 (Notable)
Dunoon	Australia	Record daily precipitation	100.3 mm (3.9 in)	47 of 100 (Notable)
Uccle	Belgium	Record high maximum temperature	26.0 C (78.8 F)	45 of 100 (Notable)
Westminter Estate	South Africa	Record daily precipitation	44.5 mm (1.8 in)	45 of 100 (Notable)
Piketberg (Pol)	South Africa	Record daily precipitation	36.1 mm (1.4 in)	44 of 100 (Notable)
Western Creek	Australia	Record daily precipitation	41.1 mm (1.6 in)	43 of 100 (Notable)
Waterland	South Africa	Record daily precipitation	39.1 mm (1.5 in)	43 of 100 (Notable)
Eersterivier (Bos)	South Africa	Record daily precipitation	45.7 mm (1.8 in)	42 of 100 (Notable)
Praha-Klementinum	Czech Republic	Record high maximum temperature	21.9 C (71.4 F)	41 of 100 (Notable)
Mt Crosby	Australia	Record daily precipitation	63.0 mm (2.5 in)	39 of 100 (Notable)
Ramdurg	India	Record daily precipitation	35.6 mm (1.4 in)	38 of 100 (Notable)
Cape Town Fire Station	South Africa	Record daily precipitation	35.1 mm (1.4 in)	37 of 100 (Notable)
Royal Observatory	South Africa	Record daily precipitation	34.3 mm (1.4 in)	35 of 100 (Notable)
Robben Island (Vrt)	South Africa	Record daily precipitation	53.3 mm (2.1 in)	34 of 100 (Routine)
De Vlei "de Kruis"	South Africa	Record daily precipitation	26.4 mm (1.0 in)	34 of 100 (Routine)
Groenfontein "Montagu"	South Africa	Record daily precipitation	31.8 mm (1.3 in)	34 of 100 (Routine)
Kristianstad	Sweden	Record high maximum temperature	20.5 C (68.9 F)	34 of 100 (Routine)
Woodford Post Office	Australia	Record daily precipitation	83.8 mm (3.3 in)	33 of 100 (Routine)
Texas Station	Australia	Record daily precipitation	33.5 mm (1.3 in)	33 of 100 (Routine)
Ellesmere	South Africa	Record daily precipitation	28.7 mm (1.1 in)	32 of 100 (Routine)
Springbok	South Africa	Record daily precipitation	38.1 mm (1.5 in)	32 of 100 (Routine)
Mount Gravatt	Australia	Record daily precipitation	55.6 mm (2.2 in)	31 of 100 (Routine)
Goondiwindi Post Office	Australia	Record daily precipitation	56.4 mm (2.2 in)	31 of 100 (Routine)
Nordby (Fano)	Denmark	Record high maximum temperature	21.0 C (69.8 F)	31 of 100 (Routine)
Oestersund-Froesoen	Sweden	Record high minimum temperature	5.0 C (41.0 F)	31 of 100 (Routine)
Gavle	Sweden	Record high maximum temperature	17.9 C (64.2 F)	31 of 100 (Routine)
Stockholm	Sweden	Record high minimum temperature	6.0 C (42.8 F)	31 of 100 (Routine)
Top Plains	Australia	Record daily precipitation	75.7 mm (3.0 in)	30 of 100 (Routine)
Umbercollie	Australia	Record daily precipitation	58.2 mm (2.3 in)	30 of 100 (Routine)
Vrugbaar	South Africa	Record daily precipitation	38.9 mm (1.5 in)	30 of 100 (Routine)
Clanwilliam (Pol)	South Africa	Record daily precipitation	26.9 mm (1.1 in)	30 of 100 (Routine)
Lisbon	United States	Record daily precipitation	38.9 mm (1.5 in)	30 of 100 (Routine)
Oakhurst 2	Australia	Record daily precipitation	53.8 mm (2.1 in)	29 of 100 (Routine)
Koebenhavn: Landbohojskolen-1	Denmark	Record high maximum temperature	17.7 C (63.9 F)	29 of 100 (Routine)
Leipzig-Holzhausen	Germany	Record high maximum temperature	25.0 C (77.0 F)	29 of 100 (Routine)
Philippolis (Pol)	South Africa	Record daily precipitation	30.2 mm (1.2 in)	29 of 100 (Routine)
Maleny Tamarind St	Australia	Record daily precipitation	134.6 mm (5.3 in)	28 of 100 (Routine)
Graz	Austria	Record high maximum temperature	24.0 C (75.2 F)	28 of 100 (Routine)
Karlsruhe	Germany	Record high maximum temperature	24.9 C (76.8 F)	28 of 100 (Routine)
Table.Mtn Woodhead Tunnel	South Africa	Record daily precipitation	43.9 mm (1.7 in)	28 of 100 (Routine)
Inglewood Post Office	Australia	Record daily precipitation	61.7 mm (2.4 in)	27 of 100 (Routine)
Kentville Cda	Canada	Record low minimum temperature	-12.2 C (10.0 F)	27 of 100 (Routine)
Sringeri	India	Record daily precipitation	25.9 mm (1.0 in)	27 of 100 (Routine)
Linkoeping-Malmslaett	Sweden	Record high minimum temperature	6.6 C (43.9 F)	27 of 100 (Routine)
Karlshamn	Sweden	Record high maximum temperature	16.0 C (60.8 F)	27 of 100 (Routine)
Wynnum Railway Station	Australia	Record daily precipitation	104.1 mm (4.1 in)	26 of 100 (Routine)
Coolatai (Orana)	Australia	Record daily precipitation	36.6 mm (1.4 in)	26 of 100 (Routine)
Cloudskraal	South Africa	Record daily precipitation	35.1 mm (1.4 in)	26 of 100 (Routine)
Colesberg (Tnk)	South Africa	Record daily precipitation	28.2 mm (1.1 in)	26 of 100 (Routine)
Lambertina	South Africa	Record daily precipitation	25.9 mm (1.0 in)	26 of 100 (Routine)
Zwartruggens (Pol)	South Africa	Record daily precipitation	25.7 mm (1.0 in)	26 of 100 (Routine)
Kristianstad	Sweden	Record high minimum temperature	7.0 C (44.6 F)	26 of 100 (Routine)
Kenilworth Township	Australia	Record daily precipitation	139.4 mm (5.5 in)	25 of 100 (Routine)

Counts by Type and Timescale

459 records

Records set or tied on 4 April 1946 by type: Highest daily maximum 129, Lowest daily maximum 2, Highest daily minimum 89, Lowest daily minimum 7, Heaviest daily rainfall 219, Heaviest daily snowfall 12, Deepest snow cover 1.

Records on 4 April 1946 by type
Record type	Records
Highest daily maximum	129
Lowest daily maximum	2
Highest daily minimum	89
Lowest daily minimum	7
Heaviest daily rainfall	219
Heaviest daily snowfall	12
Deepest snow cover	1

Records on 4 April 1946 by timescale: all-time 0, monthly 13, daily 446.

How Much Records Were Beaten By

398 broken records

Margins by which the 398 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 102.0. Ties are not counted.

Top 20 by Significance

4 April 1946

Top 20 records on 4 April 1946 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
4 April 1946	Zastron (Tnk), ZA	daily rain	51.6 mm (2.0 in)	38.9 mm (1.5 in)	39 years	56 of 100 (Notable)
4 April 1946	Casino Airport, AU	daily rain	101.6 mm (4.0 in)	36.1 mm (1.4 in)	84 years	55 of 100 (Notable)
4 April 1946	Avoca, ZA	monthly rain	85.1 mm (3.4 in)	36.1 mm (1.4 in)	5 years	54 of 100 (Notable)
4 April 1946	Herschel, ZA	monthly rain	68.1 mm (2.7 in)	19.3 mm (0.8 in)	59 years	53 of 100 (Notable)
4 April 1946	Steinkopf (Pol), ZA	daily rain	38.1 mm (1.5 in)	34.3 mm (1.4 in)	24 years	53 of 100 (Notable)
4 April 1946	Warron, AU	daily rain	54.1 mm (2.1 in)	48.8 mm (1.9 in)	25 years	50 of 100 (Notable)
4 April 1946	Cudgen Plantation, AU	daily rain	133.6 mm (5.3 in)	63.7 mm (2.5 in)	40 years	50 of 100 (Notable)
4 April 1946	Barkly East, ZA	daily rain	41.9 mm (1.6 in)	22.3 mm (0.9 in)	36 years	50 of 100 (Notable)
4 April 1946	Dunoon, AU	daily rain	100.3 mm (3.9 in)	48.2 mm (1.9 in)	40 years	47 of 100 (Notable)
4 April 1946	Uccle, BE	daily high max	26.0 C (78.8 F)	2.7 C (4.9 F)	97 years	45 of 100 (Notable)
4 April 1946	Westminter Estate, ZA	daily rain	44.5 mm (1.8 in)	37.9 mm (1.5 in)	12 years	45 of 100 (Notable)
4 April 1946	Piketberg (Pol), ZA	daily rain	36.1 mm (1.4 in)	21.6 mm (0.9 in)	55 years	44 of 100 (Notable)
4 April 1946	Western Creek, AU	daily rain	41.1 mm (1.6 in)	34.5 mm (1.4 in)	27 years	43 of 100 (Notable)
4 April 1946	Waterland, ZA	daily rain	39.1 mm (1.5 in)	34.0 mm (1.3 in)	12 years	43 of 100 (Notable)
4 April 1946	Eersterivier (Bos), ZA	daily rain	45.7 mm (1.8 in)	19.5 mm (0.8 in)	40 years	42 of 100 (Notable)
4 April 1946	Praha-Klementinum, CZ	daily high max	21.9 C (71.4 F)	0.5 C (0.9 F)	167 years	41 of 100 (Notable)
4 April 1946	Mt Crosby, AU	daily rain	63.0 mm (2.5 in)	40.9 mm (1.6 in)	16 years	39 of 100 (Notable)
4 April 1946	Ramdurg, IN	daily rain	35.6 mm (1.4 in)	30.5 mm (1.2 in)	29 years	38 of 100 (Notable)
4 April 1946	Cape Town Fire Station, ZA	daily rain	35.1 mm (1.4 in)	15.8 mm (0.6 in)	37 years	37 of 100 (Notable)
4 April 1946	Royal Observatory, ZA	daily rain	34.3 mm (1.4 in)	11.2 mm (0.4 in)	37 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

1794 to 1946

Records set or tied on this calendar date in each year from 1794 to 1946. 1946 had 459 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 1946-04-04: 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	355
20 to 40	33
40 to 60	7
60 to 80	2
80 to 100	0
100 to 120	1