Weather Records on 20 April 1944

304 weather records were set or tied worldwide on 20 April 1944. Highest significance: American River, AU.

Key Facts for 20 April 1944

On 20 April 1944, 304 weather records were set or tied at long-record stations worldwide.
38 were record highs and 88 were record lows, counting maximum and minimum temperature.
By timescale, 0 were all-time records, 3 monthly and 301 daily.
American River set a daily record precipitation of 27.9 mm (1.1 in) on 20 April 1944.
Across 159 earlier years (1807 to 2026) the same calendar date averaged 463 records.

Record Map

304 stations

304 station records on 20 April 1944 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 20 April 1944: highest significance records shown on the map
Station	Country	Type	Value	Significance
American River	Australia	Record daily precipitation	27.9 mm (1.1 in)	60 of 100 (Major)
Uaua	Brazil	Record daily precipitation	61.2 mm (2.4 in)	52 of 100 (Notable)
Utica	United States	Record daily precipitation	129.3 mm (5.1 in)	52 of 100 (Notable)
Burdwan	India	Record daily precipitation	54.6 mm (2.1 in)	43 of 100 (Notable)
Marysville	United States	Record daily precipitation	35.6 mm (1.4 in)	43 of 100 (Notable)
Jequie	Brazil	Record daily precipitation	60.0 mm (2.4 in)	41 of 100 (Notable)
Tribune 1W	United States	Record daily snowfall	10.2 cm (4.0 in)	40 of 100 (Notable)
Iguape	Brazil	Record daily precipitation	85.2 mm (3.4 in)	37 of 100 (Notable)
Mena	United States	Record daily precipitation	49.3 mm (1.9 in)	36 of 100 (Notable)
Moscow U of I	United States	Record daily snowfall	5.1 cm (2.0 in)	35 of 100 (Notable)
N Fk Rs	United States	Record daily precipitation	26.7 mm (1.1 in)	34 of 100 (Routine)
Susanville 2SW	United States	Record low maximum temperature	1.1 C (34.0 F)	30 of 100 (Routine)
Colfax	United States	Record daily precipitation	35.1 mm (1.4 in)	29 of 100 (Routine)
Grand Canyon HQ	United States	Record daily snowfall	5.1 cm (2.0 in)	27 of 100 (Routine)
Colgate Powerhouse	United States	Record daily precipitation	36.8 mm (1.4 in)	27 of 100 (Routine)
Arlington	United States	Record low maximum temperature	11.7 C (53.1 F)	27 of 100 (Routine)
Fergana	Uzbekistan	Record high minimum temperature	17.5 C (63.5 F)	27 of 100 (Routine)
Canudos	Brazil	Record daily precipitation	28.4 mm (1.1 in)	26 of 100 (Routine)
Pilao Arcado	Brazil	Record daily precipitation	26.0 mm (1.0 in)	26 of 100 (Routine)
Ituacu	Brazil	Record daily precipitation	50.0 mm (2.0 in)	26 of 100 (Routine)
Blackfoot Fire Dept	United States	Record daily snowfall	5.1 cm (2.0 in)	25 of 100 (Routine)
Reit Im Winkl	Germany	Record snow depth	63.0 cm (24.8 in)	24 of 100 (Routine)
Pine Bluff	United States	Record daily precipitation	34.8 mm (1.4 in)	24 of 100 (Routine)
Folsom	United States	Record low maximum temperature	11.7 C (53.1 F)	24 of 100 (Routine)
Quincy	United States	Record low maximum temperature	4.4 C (39.9 F)	24 of 100 (Routine)
Cumbres	United States	Record daily snowfall	20.3 cm (8.0 in)	24 of 100 (Routine)
Port Gibson 1 NE	United States	Record daily precipitation	105.7 mm (4.2 in)	24 of 100 (Routine)
Ulan-Ude	Russia	Record high minimum temperature	3.0 C (37.4 F)	23 of 100 (Routine)
Lake Eleanor	United States	Record daily precipitation	34.5 mm (1.4 in)	23 of 100 (Routine)
Grace	United States	Record daily snowfall	12.7 cm (5.0 in)	23 of 100 (Routine)
Yazoo City	United States	Record daily precipitation	44.5 mm (1.8 in)	23 of 100 (Routine)
Pendleton Dwtn	United States	Record low maximum temperature	7.2 C (45.0 F)	23 of 100 (Routine)
Rosalia	United States	Record low maximum temperature	3.9 C (39.0 F)	23 of 100 (Routine)
Sunnyside	United States	Record low maximum temperature	10.6 C (51.1 F)	23 of 100 (Routine)
Burdekin Shire Council	Australia	Record low minimum temperature	11.1 C (52.0 F)	22 of 100 (Routine)
Shoreham	Australia	Record daily precipitation	25.9 mm (1.0 in)	22 of 100 (Routine)
Colusa Brg	United States	Record low minimum temperature	1.1 C (34.0 F)	22 of 100 (Routine)
Nevada City	United States	Record daily precipitation	40.6 mm (1.6 in)	22 of 100 (Routine)
Orland	United States	Record low minimum temperature	0.6 C (33.1 F)	22 of 100 (Routine)
Lakeside	United States	Record low maximum temperature	9.4 C (48.9 F)	22 of 100 (Routine)
Emmett 2 E	United States	Record daily precipitation	17.3 mm (0.7 in)	20 of 100 (Routine)
Benton City 2 NW	United States	Record daily precipitation	15.7 mm (0.6 in)	20 of 100 (Routine)
Caldwell	United States	Record daily precipitation	15.0 mm (0.6 in)	20 of 100 (Routine)
Mtn Home	United States	Record daily precipitation	16.3 mm (0.6 in)	20 of 100 (Routine)
Soldier Creek Adm Site	United States	Record daily precipitation	19.1 mm (0.8 in)	20 of 100 (Routine)
Kennewick	United States	Record daily precipitation	14.5 mm (0.6 in)	20 of 100 (Routine)
Marysville D St Brg	United States	Record daily precipitation	23.6 mm (0.9 in)	20 of 100 (Routine)
Weston 2 SE	United States	Record daily precipitation	22.6 mm (0.9 in)	20 of 100 (Routine)
Heber	United States	Record daily precipitation	16.0 mm (0.6 in)	20 of 100 (Routine)
Gooding 2 S	United States	Record daily precipitation	15.5 mm (0.6 in)	20 of 100 (Routine)
Meridian 1 W	United States	Record daily precipitation	12.4 mm (0.5 in)	20 of 100 (Routine)
Wells	United States	Record daily precipitation	17.3 mm (0.7 in)	20 of 100 (Routine)
Semej	Kazakhstan	Record daily precipitation	11.0 mm (0.4 in)	20 of 100 (Routine)
Latrobe (Coal Road)	Australia	Record daily precipitation	7.6 mm (0.30 in)	20 of 100 (Routine)
Lathrop San Joaquin Bd	United States	Record daily precipitation	10.9 mm (0.4 in)	20 of 100 (Routine)
Lakeside	United States	Record daily precipitation	9.4 mm (0.37 in)	20 of 100 (Routine)
Purulia	India	Record daily precipitation	8.9 mm (0.35 in)	20 of 100 (Routine)
Shoshone 1 WNW	United States	Record daily precipitation	18.3 mm (0.7 in)	20 of 100 (Routine)
Mariposa	United States	Record daily precipitation	23.4 mm (0.9 in)	20 of 100 (Routine)
Aztec Ruins Nm	United States	Record daily snowfall	2.5 cm (1.0 in)	20 of 100 (Routine)

Counts by Type and Timescale

304 records

Records set or tied on 20 April 1944 by type: Highest daily maximum 10, Lowest daily maximum 58, Highest daily minimum 28, Lowest daily minimum 30, Heaviest daily rainfall 160, Heaviest daily snowfall 12, Deepest snow cover 6.

Records on 20 April 1944 by type
Record type	Records
Highest daily maximum	10
Lowest daily maximum	58
Highest daily minimum	28
Lowest daily minimum	30
Heaviest daily rainfall	160
Heaviest daily snowfall	12
Deepest snow cover	6

Records on 20 April 1944 by timescale: all-time 0, monthly 3, daily 301.

How Much Records Were Beaten By

243 broken records

Margins by which the 243 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 210.0. Ties are not counted.

Top 20 by Significance

20 April 1944

Top 20 records on 20 April 1944 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
20 April 1944	American River, AU	daily rain	27.9 mm (1.1 in)	24.1 mm (0.9 in)	49 years	60 of 100 (Major)
20 April 1944	Uaua, BR	daily rain	61.2 mm (2.4 in)	61.0 mm (2.4 in)	32 years	52 of 100 (Notable)
20 April 1944	Utica, US	daily rain	129.3 mm (5.1 in)	98.6 mm (3.9 in)	29 years	52 of 100 (Notable)
20 April 1944	Burdwan, IN	daily rain	54.6 mm (2.1 in)	42.2 mm (1.7 in)	34 years	43 of 100 (Notable)
20 April 1944	Marysville, US	daily rain	35.6 mm (1.4 in)	33.1 mm (1.3 in)	19 years	43 of 100 (Notable)
20 April 1944	Jequie, BR	daily rain	60.0 mm (2.4 in)	42.1 mm (1.7 in)	31 years	41 of 100 (Notable)
20 April 1944	Tribune 1W, US	daily snowfall	10.2 cm (4.0 in)	10.2 cm (4.0 in)	50 years	40 of 100 (Notable)
20 April 1944	Iguape, BR	daily rain	85.2 mm (3.4 in)	38.6 mm (1.5 in)	2 years	37 of 100 (Notable)
20 April 1944	Mena, US	daily rain	49.3 mm (1.9 in)	29.0 mm (1.1 in)	52 years	36 of 100 (Notable)
20 April 1944	Moscow U of I, US	daily snowfall	5.1 cm (2.0 in)	5.1 cm (2.0 in)	49 years	35 of 100 (Notable)
20 April 1944	N Fk Rs, US	daily rain	26.7 mm (1.1 in)	23.7 mm (0.9 in)	40 years	34 of 100 (Routine)
20 April 1944	Susanville 2SW, US	monthly low max	1.1 C (34.0 F)	1.1 C (2.0 F)	46 years	30 of 100 (Routine)
20 April 1944	Colfax, US	daily rain	35.1 mm (1.4 in)	24.9 mm (1.0 in)	34 years	29 of 100 (Routine)
20 April 1944	Grand Canyon HQ, US	daily snowfall	5.1 cm (2.0 in)	5.1 cm (2.0 in)	40 years	27 of 100 (Routine)
20 April 1944	Colgate Powerhouse, US	daily rain	36.8 mm (1.4 in)	23.6 mm (0.9 in)	19 years	27 of 100 (Routine)
20 April 1944	Arlington, US	daily low max	11.7 C (53.1 F)	3.3 C (5.9 F)	50 years	27 of 100 (Routine)
20 April 1944	Fergana, UZ	daily high min	17.5 C (63.5 F)	1.9 C (3.4 F)	54 years	27 of 100 (Routine)
20 April 1944	Canudos, BR	daily rain	28.4 mm (1.1 in)	23.4 mm (0.9 in)	14 years	26 of 100 (Routine)
20 April 1944	Pilao Arcado, BR	daily rain	26.0 mm (1.0 in)	24.8 mm (1.0 in)	13 years	26 of 100 (Routine)
20 April 1944	Ituacu, BR	daily rain	50.0 mm (2.0 in)	23.7 mm (0.9 in)	22 years	26 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 1944

Records set or tied on this calendar date in each year from 1807 to 1944. 1944 had 304 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 1944-04-20: 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 50	230
50 to 100	8
100 to 150	3
150 to 200	1
200 to 250	1