Weather Records on 20 April 1946

395 weather records were set or tied worldwide on 20 April 1946. Highest significance: Port Macquarie (Bellevue Garde, AU.

Key Facts for 20 April 1946

On 20 April 1946, 395 weather records were set or tied at long-record stations worldwide.
163 were record highs and 19 were record lows, counting maximum and minimum temperature.
By timescale, 0 were all-time records, 9 monthly and 386 daily.
Port Macquarie (Bellevue Garde set a daily record precipitation of 110.0 mm (4.3 in) on 20 April 1946.
Across 159 earlier years (1807 to 2026) the same calendar date averaged 462 records.

Record Map

395 stations

395 station records on 20 April 1946 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 20 April 1946: highest significance records shown on the map
Station	Country	Type	Value	Significance
Port Macquarie (Bellevue Garde	Australia	Record daily precipitation	110.0 mm (4.3 in)	62 of 100 (Major)
Lake Ninan	Australia	Record daily precipitation	87.6 mm (3.4 in)	61 of 100 (Major)
Laurieton (Elouera St)	Australia	Record daily precipitation	173.7 mm (6.8 in)	60 of 100 (Major)
Muswellbrook (Lower Hill St)	Australia	Record daily precipitation	58.4 mm (2.3 in)	60 of 100 (Major)
Gloucester Post Office	Australia	Record daily precipitation	86.4 mm (3.4 in)	50 of 100 (Notable)
Gresford Post Office	Australia	Record daily precipitation	103.1 mm (4.1 in)	50 of 100 (Notable)
Stroud Post Office	Australia	Record daily precipitation	178.3 mm (7.0 in)	50 of 100 (Notable)
Singleton Post Office	Australia	Record daily precipitation	52.3 mm (2.1 in)	49 of 100 (Notable)
Ely Park	Australia	Record daily precipitation	39.9 mm (1.6 in)	48 of 100 (Notable)
Campbell (Mun)	South Africa	Record daily precipitation	38.1 mm (1.5 in)	47 of 100 (Notable)
Kenilworth Tu	Australia	Record daily precipitation	47.5 mm (1.9 in)	45 of 100 (Notable)
Jaguaruana	Brazil	Record daily precipitation	75.1 mm (3.0 in)	44 of 100 (Notable)
Saint John	Canada	Record daily snowfall	17.0 cm (6.7 in)	43 of 100 (Notable)
Wauchope (Avondale Street)	Australia	Record daily precipitation	80.0 mm (3.1 in)	41 of 100 (Notable)
Keonjhargarh	India	Record daily precipitation	63.5 mm (2.5 in)	41 of 100 (Notable)
Manoa 712.1	United States	Record daily precipitation	72.6 mm (2.9 in)	40 of 100 (Notable)
Branxton Post Office	Australia	Record daily precipitation	68.6 mm (2.7 in)	38 of 100 (Notable)
Borio	India	Record daily precipitation	50.8 mm (2.0 in)	36 of 100 (Notable)
Middelwater	South Africa	Record daily precipitation	31.8 mm (1.3 in)	35 of 100 (Notable)
Boodanoo	Australia	Record daily precipitation	30.5 mm (1.2 in)	34 of 100 (Routine)
Botanic Gardens - Pmb	South Africa	Record daily precipitation	30.7 mm (1.2 in)	34 of 100 (Routine)
Nord-Rana	Norway	Record daily precipitation	31.0 mm (1.2 in)	33 of 100 (Routine)
Raymond Terrace Post Office	Australia	Record daily precipitation	175.5 mm (6.9 in)	32 of 100 (Routine)
Cassilis Post Office	Australia	Record daily precipitation	27.4 mm (1.1 in)	32 of 100 (Routine)
Belmont (Pol)	South Africa	Record daily precipitation	25.4 mm (1.0 in)	32 of 100 (Routine)
Pantapin	Australia	Record daily precipitation	26.2 mm (1.0 in)	31 of 100 (Routine)
Kellerberrin	Australia	Record daily precipitation	29.2 mm (1.1 in)	29 of 100 (Routine)
Mundagod	India	Record daily precipitation	40.1 mm (1.6 in)	29 of 100 (Routine)
Kumily	India	Record daily precipitation	42.7 mm (1.7 in)	29 of 100 (Routine)
Senekal (Agr)	South Africa	Record daily precipitation	33.5 mm (1.3 in)	29 of 100 (Routine)
Aleppo	Australia	Record daily precipitation	34.5 mm (1.4 in)	27 of 100 (Routine)
Tammin	Australia	Record daily precipitation	26.2 mm (1.0 in)	27 of 100 (Routine)
Merriwa (Gummun Place)	Australia	Record daily precipitation	37.3 mm (1.5 in)	27 of 100 (Routine)
Cuttack	India	Record daily precipitation	32.5 mm (1.3 in)	27 of 100 (Routine)
Khurda	India	Record daily precipitation	50.8 mm (2.0 in)	27 of 100 (Routine)
Alice Springs Post Office	Australia	Record low minimum temperature	3.3 C (37.9 F)	26 of 100 (Routine)
Cuttack	India	Record daily precipitation	32.5 mm (1.3 in)	25 of 100 (Routine)
Gop	India	Record daily precipitation	36.8 mm (1.4 in)	25 of 100 (Routine)
Katwa	India	Record daily precipitation	33.0 mm (1.3 in)	25 of 100 (Routine)
Boodjerakine	Australia	Record daily precipitation	32.8 mm (1.3 in)	24 of 100 (Routine)
Milagres	Brazil	Record daily precipitation	60.0 mm (2.4 in)	24 of 100 (Routine)
Raymondville	United States	Record daily precipitation	50.3 mm (2.0 in)	24 of 100 (Routine)
Mount Caroline	Australia	Record daily precipitation	27.9 mm (1.1 in)	23 of 100 (Routine)
Kolhapur	India	Record daily precipitation	34.5 mm (1.4 in)	23 of 100 (Routine)
Ram/Udayagiri	India	Record daily precipitation	38.9 mm (1.5 in)	23 of 100 (Routine)
Viroqua	United States	Record high maximum temperature	26.1 C (79.0 F)	23 of 100 (Routine)
Newington	Australia	Record daily precipitation	48.3 mm (1.9 in)	22 of 100 (Routine)
Telegraph Point (Farrawells Ro	Australia	Record daily precipitation	52.6 mm (2.1 in)	22 of 100 (Routine)
Tressillian	Australia	Record daily precipitation	25.4 mm (1.0 in)	21 of 100 (Routine)
Sawantwadi	India	Record daily precipitation	30.7 mm (1.2 in)	21 of 100 (Routine)
Lares	Puerto Rico [United States]	Record high minimum temperature	22.8 C (73.0 F)	21 of 100 (Routine)
Grand Meadow	United States	Record high maximum temperature	26.7 C (80.1 F)	21 of 100 (Routine)
Lakeside	Australia	Record daily precipitation	22.4 mm (0.9 in)	20 of 100 (Routine)
Mount Wittenoom	Australia	Record daily precipitation	17.3 mm (0.7 in)	20 of 100 (Routine)
Fulham Park	Australia	Record daily precipitation	20.3 mm (0.8 in)	20 of 100 (Routine)
The Granites	Australia	Record daily precipitation	17.5 mm (0.7 in)	20 of 100 (Routine)
Terowie (Neathvale)	Australia	Record daily precipitation	12.7 mm (0.5 in)	20 of 100 (Routine)
Gopalpur	India	Record daily precipitation	14.2 mm (0.6 in)	20 of 100 (Routine)
Aldersyde Post Office	Australia	Record daily precipitation	22.9 mm (0.9 in)	20 of 100 (Routine)
Ahwa	India	Record daily precipitation	10.9 mm (0.4 in)	20 of 100 (Routine)

Counts by Type and Timescale

395 records

Records set or tied on 20 April 1946 by type: Highest daily maximum 70, Lowest daily maximum 6, Highest daily minimum 93, Lowest daily minimum 13, Heaviest daily rainfall 209, Heaviest daily snowfall 3, Deepest snow cover 1.

Records on 20 April 1946 by type
Record type	Records
Highest daily maximum	70
Lowest daily maximum	6
Highest daily minimum	93
Lowest daily minimum	13
Heaviest daily rainfall	209
Heaviest daily snowfall	3
Deepest snow cover	1

Records on 20 April 1946 by timescale: all-time 0, monthly 9, daily 386.

How Much Records Were Beaten By

315 broken records

Margins by which the 315 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 104.6. Ties are not counted.

Top 20 by Significance

20 April 1946

Top 20 records on 20 April 1946 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
20 April 1946	Port Macquarie (Bellevue Garde, AU	daily rain	110.0 mm (4.3 in)	50.3 mm (2.0 in)	103 years	62 of 100 (Major)
20 April 1946	Lake Ninan, AU	monthly rain	87.6 mm (3.4 in)	43.7 mm (1.7 in)	27 years	61 of 100 (Major)
20 April 1946	Laurieton (Elouera St), AU	daily rain	173.7 mm (6.8 in)	86.1 mm (3.4 in)	60 years	60 of 100 (Major)
20 April 1946	Muswellbrook (Lower Hill St), AU	daily rain	58.4 mm (2.3 in)	41.6 mm (1.6 in)	51 years	60 of 100 (Major)
20 April 1946	Gloucester Post Office, AU	daily rain	86.4 mm (3.4 in)	66.1 mm (2.6 in)	19 years	50 of 100 (Notable)
20 April 1946	Gresford Post Office, AU	daily rain	103.1 mm (4.1 in)	58.9 mm (2.3 in)	19 years	50 of 100 (Notable)
20 April 1946	Stroud Post Office, AU	daily rain	178.3 mm (7.0 in)	104.6 mm (4.1 in)	19 years	50 of 100 (Notable)
20 April 1946	Singleton Post Office, AU	daily rain	52.3 mm (2.1 in)	32.5 mm (1.3 in)	61 years	49 of 100 (Notable)
20 April 1946	Ely Park, AU	daily rain	39.9 mm (1.6 in)	28.2 mm (1.1 in)	17 years	48 of 100 (Notable)
20 April 1946	Campbell (Mun), ZA	daily rain	38.1 mm (1.5 in)	22.6 mm (0.9 in)	54 years	47 of 100 (Notable)
20 April 1946	Kenilworth Tu, AU	daily rain	47.5 mm (1.9 in)	31.0 mm (1.2 in)	8 years	45 of 100 (Notable)
20 April 1946	Jaguaruana, BR	daily rain	75.1 mm (3.0 in)	55.8 mm (2.2 in)	5 years	44 of 100 (Notable)
20 April 1946	Saint John, CA	daily snowfall	17.0 cm (6.7 in)	8.1 cm (3.2 in)	70 years	43 of 100 (Notable)
20 April 1946	Wauchope (Avondale Street), AU	daily rain	80.0 mm (3.1 in)	69.8 mm (2.7 in)	36 years	41 of 100 (Notable)
20 April 1946	Keonjhargarh, IN	daily rain	63.5 mm (2.5 in)	33.0 mm (1.3 in)	33 years	41 of 100 (Notable)
20 April 1946	Manoa 712.1, US	daily rain	72.6 mm (2.9 in)	43.1 mm (1.7 in)	35 years	40 of 100 (Notable)
20 April 1946	Branxton Post Office, AU	daily rain	68.6 mm (2.7 in)	44.0 mm (1.7 in)	15 years	38 of 100 (Notable)
20 April 1946	Borio, IN	daily rain	50.8 mm (2.0 in)	33.0 mm (1.3 in)	0 years	36 of 100 (Notable)
20 April 1946	Middelwater, ZA	daily rain	31.8 mm (1.3 in)	14.3 mm (0.6 in)	44 years	35 of 100 (Notable)
20 April 1946	Boodanoo, AU	daily rain	30.5 mm (1.2 in)	24.1 mm (0.9 in)	8 years	34 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

1807 to 1946

Records set or tied on this calendar date in each year from 1807 to 1946. 1946 had 395 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 1946-04-20: 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 2026-10-15. Last revised 15 October 2026 (2026-10-15).

Margin	Records
0 to 20	285
20 to 40	17
40 to 60	7
60 to 80	2
80 to 100	2
100 to 120	2