Weather Records on 20 April 1954

377 weather records were set or tied worldwide on 20 April 1954. Highest significance: Mount Surprise Township, AU.

Key Facts for 20 April 1954

On 20 April 1954, 377 weather records were set or tied at long-record stations worldwide.
131 were record highs and 47 were record lows, counting maximum and minimum temperature.
By timescale, 0 were all-time records, 2 monthly and 375 daily.
Mount Surprise Township set a daily record precipitation of 50.8 mm (2.0 in) on 20 April 1954.
Across 159 earlier years (1807 to 2026) the same calendar date averaged 463 records.

Record Map

377 stations

377 station records on 20 April 1954 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 20 April 1954: highest significance records shown on the map
Station	Country	Type	Value	Significance
Mount Surprise Township	Australia	Record daily precipitation	50.8 mm (2.0 in)	61 of 100 (Major)
Karratha Station	Australia	Record daily precipitation	44.2 mm (1.7 in)	60 of 100 (Major)
Wando Vale Station	Australia	Record daily precipitation	31.2 mm (1.2 in)	56 of 100 (Notable)
Schoonoord	South Africa	Record daily precipitation	38.5 mm (1.5 in)	55 of 100 (Notable)
Leopold Downs	Australia	Record daily precipitation	40.6 mm (1.6 in)	54 of 100 (Notable)
Bambaroo	Australia	Record daily precipitation	105.4 mm (4.1 in)	53 of 100 (Notable)
Versamelhoek	South Africa	Record daily precipitation	51.0 mm (2.0 in)	51 of 100 (Notable)
Groblersplaas	South Africa	Record daily precipitation	62.5 mm (2.5 in)	50 of 100 (Notable)
Oran-Hopital Militaire	Algeria	Record low minimum temperature	3.0 C (37.4 F)	49 of 100 (Notable)
Juliana	South Africa	Record daily precipitation	49.5 mm (1.9 in)	48 of 100 (Notable)
Macrossan	Australia	Record daily precipitation	39.9 mm (1.6 in)	47 of 100 (Notable)
Klein Australie (Bos)	South Africa	Record daily precipitation	51.0 mm (2.0 in)	46 of 100 (Notable)
Port Washington	United States	Record daily precipitation	36.6 mm (1.4 in)	45 of 100 (Notable)
Louisa Downs	Australia	Record daily precipitation	71.9 mm (2.8 in)	44 of 100 (Notable)
Karina	South Africa	Record daily precipitation	39.5 mm (1.6 in)	44 of 100 (Notable)
Freeport	United States	Record daily precipitation	63.5 mm (2.5 in)	42 of 100 (Notable)
Halifax Macrossan St	Australia	Record daily precipitation	87.6 mm (3.4 in)	41 of 100 (Notable)
Morden	Canada	Record daily snowfall	10.2 cm (4.0 in)	40 of 100 (Notable)
Maasbult	South Africa	Record daily precipitation	36.1 mm (1.4 in)	39 of 100 (Notable)
Driefontein	South Africa	Record daily precipitation	52.0 mm (2.0 in)	39 of 100 (Notable)
Bloomfield	United States	Record daily precipitation	36.1 mm (1.4 in)	39 of 100 (Notable)
Derby Post Office	Australia	Record daily precipitation	51.3 mm (2.0 in)	38 of 100 (Notable)
Medicine Hat A	Canada	Record daily snowfall	10.7 cm (4.2 in)	38 of 100 (Notable)
Tshakhuma	South Africa	Record daily precipitation	53.0 mm (2.1 in)	38 of 100 (Notable)
Mount Anderson	Australia	Record daily precipitation	56.4 mm (2.2 in)	37 of 100 (Notable)
Myroodah	Australia	Record daily precipitation	81.3 mm (3.2 in)	36 of 100 (Notable)
Yeeda	Australia	Record daily precipitation	62.2 mm (2.4 in)	36 of 100 (Notable)
Goedehoop (Bos)	South Africa	Record daily precipitation	45.5 mm (1.8 in)	36 of 100 (Notable)
Sibasa	South Africa	Record daily precipitation	40.3 mm (1.6 in)	36 of 100 (Notable)
Kailua 446	United States	Record low minimum temperature	12.8 C (55.0 F)	36 of 100 (Notable)
Entabeni (Bos)	South Africa	Record daily precipitation	61.0 mm (2.4 in)	35 of 100 (Notable)
Limbunya	Australia	Record daily precipitation	34.3 mm (1.4 in)	33 of 100 (Routine)
Walsh River Post Office	Australia	Record daily precipitation	91.9 mm (3.6 in)	33 of 100 (Routine)
Pierson	Canada	Record daily snowfall	10.2 cm (4.0 in)	33 of 100 (Routine)
The Downs	South Africa	Record daily precipitation	26.0 mm (1.0 in)	33 of 100 (Routine)
Port Douglas - Warner St	Australia	Record daily precipitation	90.2 mm (3.6 in)	31 of 100 (Routine)
Midale	Canada	Record daily snowfall	14.0 cm (5.5 in)	31 of 100 (Routine)
Pierson	Canada	Record daily precipitation	26.4 mm (1.0 in)	31 of 100 (Routine)
Freiburg	Germany	Record low minimum temperature	-2.8 C (27.0 F)	30 of 100 (Routine)
Elandsfontein	South Africa	Record daily precipitation	30.5 mm (1.2 in)	30 of 100 (Routine)
St John's	Canada	Record high maximum temperature	18.3 C (64.9 F)	29 of 100 (Routine)
Bergzicht	South Africa	Record daily precipitation	35.0 mm (1.4 in)	29 of 100 (Routine)
Zomerkomst (Bos)	South Africa	Record daily precipitation	41.0 mm (1.6 in)	29 of 100 (Routine)
Liveringa Upper	Australia	Record daily precipitation	45.7 mm (1.8 in)	28 of 100 (Routine)
Salzburg	Austria	Record low minimum temperature	-3.7 C (25.3 F)	28 of 100 (Routine)
Ravenshill	South Africa	Record daily precipitation	54.0 mm (2.1 in)	28 of 100 (Routine)
Timber Creek Police	Australia	Record daily precipitation	61.2 mm (2.4 in)	27 of 100 (Routine)
Winkelman 6 S	United States	Record high maximum temperature	35.0 C (95.0 F)	27 of 100 (Routine)
Chillagoe Atherton Street	Australia	Record daily precipitation	47.0 mm (1.9 in)	26 of 100 (Routine)
East Barron Forest Res	Australia	Record daily precipitation	68.6 mm (2.7 in)	26 of 100 (Routine)
Winkelman 6 S	United States	Record high minimum temperature	12.8 C (55.0 F)	26 of 100 (Routine)
Kohala Mis 175.1	United States	Record low minimum temperature	15.0 C (59.0 F)	25 of 100 (Routine)
Kowanyama Airport	Australia	Record daily precipitation	31.2 mm (1.2 in)	24 of 100 (Routine)
Klintonel	Canada	Record daily snowfall	12.7 cm (5.0 in)	24 of 100 (Routine)
Mt Vernon 3 SW	United States	Record high minimum temperature	15.0 C (59.0 F)	24 of 100 (Routine)
Beckley Va Hospital	United States	Record high maximum temperature	28.3 C (82.9 F)	24 of 100 (Routine)
Hurbanovo	Slovakia	Record low maximum temperature	6.3 C (43.3 F)	23 of 100 (Routine)
Schelm	South Africa	Record daily precipitation	36.0 mm (1.4 in)	23 of 100 (Routine)
Cloudcroft	United States	Record high maximum temperature	21.7 C (71.1 F)	23 of 100 (Routine)
El-Golea	Algeria	Record low minimum temperature	7.8 C (46.0 F)	22 of 100 (Routine)

Counts by Type and Timescale

377 records

Records set or tied on 20 April 1954 by type: Highest daily maximum 76, Lowest daily maximum 21, Highest daily minimum 55, Lowest daily minimum 26, Heaviest daily rainfall 171, Heaviest daily snowfall 26, Deepest snow cover 2.

Records on 20 April 1954 by type
Record type	Records
Highest daily maximum	76
Lowest daily maximum	21
Highest daily minimum	55
Lowest daily minimum	26
Heaviest daily rainfall	171
Heaviest daily snowfall	26
Deepest snow cover	2

Records on 20 April 1954 by timescale: all-time 0, monthly 2, daily 375.

How Much Records Were Beaten By

294 broken records

Margins by which the 294 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 115.0. Ties are not counted.

Top 20 by Significance

20 April 1954

Top 20 records on 20 April 1954 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
20 April 1954	Mount Surprise Township, AU	daily rain	50.8 mm (2.0 in)	50.8 mm (2.0 in)	72 years	61 of 100 (Major)
20 April 1954	Karratha Station, AU	daily rain	44.2 mm (1.7 in)	44.2 mm (1.7 in)	52 years	60 of 100 (Major)
20 April 1954	Wando Vale Station, AU	daily rain	31.2 mm (1.2 in)	31.2 mm (1.2 in)	56 years	56 of 100 (Notable)
20 April 1954	Schoonoord, ZA	daily rain	38.5 mm (1.5 in)	32.9 mm (1.3 in)	48 years	55 of 100 (Notable)
20 April 1954	Leopold Downs, AU	daily rain	40.6 mm (1.6 in)	40.6 mm (1.6 in)	47 years	54 of 100 (Notable)
20 April 1954	Bambaroo, AU	daily rain	105.4 mm (4.1 in)	91.7 mm (3.6 in)	33 years	53 of 100 (Notable)
20 April 1954	Versamelhoek, ZA	daily rain	51.0 mm (2.0 in)	45.4 mm (1.8 in)	25 years	51 of 100 (Notable)
20 April 1954	Groblersplaas, ZA	daily rain	62.5 mm (2.5 in)	58.7 mm (2.3 in)	20 years	50 of 100 (Notable)
20 April 1954	Oran-Hopital Militaire, DZ	daily low min	3.0 C (37.4 F)	5.0 C (9.0 F)	61 years	49 of 100 (Notable)
20 April 1954	Juliana, ZA	daily rain	49.5 mm (1.9 in)	46.7 mm (1.8 in)	20 years	48 of 100 (Notable)
20 April 1954	Macrossan, AU	daily rain	39.9 mm (1.6 in)	30.5 mm (1.2 in)	54 years	47 of 100 (Notable)
20 April 1954	Klein Australie (Bos), ZA	daily rain	51.0 mm (2.0 in)	48.0 mm (1.9 in)	20 years	46 of 100 (Notable)
20 April 1954	Port Washington, US	daily rain	36.6 mm (1.4 in)	21.4 mm (0.8 in)	48 years	45 of 100 (Notable)
20 April 1954	Louisa Downs, AU	daily rain	71.9 mm (2.8 in)	67.8 mm (2.7 in)	5 years	44 of 100 (Notable)
20 April 1954	Karina, ZA	daily rain	39.5 mm (1.6 in)	36.2 mm (1.4 in)	5 years	44 of 100 (Notable)
20 April 1954	Freeport, US	daily rain	63.5 mm (2.5 in)	25.4 mm (1.0 in)	33 years	42 of 100 (Notable)
20 April 1954	Halifax Macrossan St, AU	daily rain	87.6 mm (3.4 in)	60.7 mm (2.4 in)	51 years	41 of 100 (Notable)
20 April 1954	Morden, CA	daily snowfall	10.2 cm (4.0 in)	7.7 cm (3.0 in)	64 years	40 of 100 (Notable)
20 April 1954	Maasbult, ZA	daily rain	36.1 mm (1.4 in)	34.8 mm (1.4 in)	25 years	39 of 100 (Notable)
20 April 1954	Driefontein, ZA	daily rain	52.0 mm (2.0 in)	50.5 mm (2.0 in)	5 years	39 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

1807 to 1954

Records set or tied on this calendar date in each year from 1807 to 1954. 1954 had 377 records.

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

Records on 04-20 in each year
Year	Records
1807	3
1817	1
1838	1
1849	2
1851	1
1852	4
1854	1
1858	1
1860	1
1864	1
1865	3
1868	1
1869	1
1870	1
1872	1
1874	3
1875	4
1876	1
1878	2
1880	2
1881	2
1884	1
1885	1
1886	2
1889	1
1891	2
1892	1
1893	6
1894	8
1895	7
1896	3
1897	6
1898	1
1899	1
1901	8
1902	3
1903	14
1904	31
1905	9
1906	12
1907	18
1908	14
1909	22
1910	25
1911	18
1912	12
1913	19
1914	46
1915	45
1916	19
1917	33
1918	42
1919	17
1920	49
1921	27
1922	40
1923	157
1924	113
1925	169
1926	310
1927	442
1928	212
1929	182
1930	87
1931	255
1932	166
1933	279
1934	384
1935	384
1936	311
1937	427
1938	339
1939	158
1940	519
1941	558
1942	223
1943	670
1944	304
1945	391
1946	395
1947	308
1948	493
1949	477
1950	329
1951	690
1952	552
1953	1,071
1954	377
1955	623
1956	384
1957	730
1958	327
1959	563
1960	472
1961	1,078
1962	487
1963	595
1964	749
1965	724
1966	1,174
1967	864
1968	975
1969	382
1970	948
1971	765
1972	531
1973	982
1974	673
1975	344
1976	661
1977	693
1978	800
1979	495
1980	1,539
1981	706
1982	906
1983	1,844
1984	922
1985	1,140
1986	770
1987	1,447
1988	1,144
1989	1,187
1990	1,495
1991	1,075
1992	1,009
1993	772
1994	756
1995	1,351
1996	970
1997	833
1998	1,490
1999	674
2000	931
2001	752
2002	1,081
2003	758
2004	567
2005	707
2006	859
2007	582
2008	1,110
2009	845
2010	693
2011	1,477
2012	726
2013	1,520
2014	384
2015	702
2016	650
2017	734
2018	1,309
2019	1,019
2020	449
2021	1,215
2022	596
2023	828
2024	673
2025	836
2026	533

Download the Data

Data for records on 1954-04-20: 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 20	233
20 to 40	34
40 to 60	17
60 to 80	6
80 to 100	1
100 to 120	3