Weather Records on 21 April 1944

261 weather records were set or tied worldwide on 21 April 1944. Highest significance: Yates Ctr, US.

Key Facts for 21 April 1944

On 21 April 1944, 261 weather records were set or tied at long-record stations worldwide.
61 were record highs and 86 were record lows, counting maximum and minimum temperature.
By timescale, 0 were all-time records, 8 monthly and 253 daily.
Yates Ctr set a daily record precipitation of 78.5 mm (3.1 in) on 21 April 1944.
Across 159 earlier years (1793 to 2026) the same calendar date averaged 464 records.

Record Map

261 stations

261 station records on 21 April 1944 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 21 April 1944: highest significance records shown on the map
Station	Country	Type	Value	Significance
Yates Ctr	United States	Record daily precipitation	78.5 mm (3.1 in)	57 of 100 (Notable)
Government Creek	United States	Record daily precipitation	25.4 mm (1.0 in)	52 of 100 (Notable)
Richmond	United States	Record daily precipitation	32.0 mm (1.3 in)	51 of 100 (Notable)
Monte Santo	Brazil	Record daily precipitation	70.0 mm (2.8 in)	49 of 100 (Notable)
Clinton	United States	Record daily precipitation	67.3 mm (2.6 in)	48 of 100 (Notable)
Morro Do Chapeu	Brazil	Record daily precipitation	61.8 mm (2.4 in)	47 of 100 (Notable)
Andarai	Brazil	Record daily precipitation	75.0 mm (3.0 in)	47 of 100 (Notable)
Caetite	Brazil	Record daily precipitation	63.3 mm (2.5 in)	45 of 100 (Notable)
Portland	United States	Record daily precipitation	116.8 mm (4.6 in)	44 of 100 (Notable)
Truchas	United States	Record daily precipitation	33.0 mm (1.3 in)	44 of 100 (Notable)
Palmas de Monte Alto	Brazil	Record daily precipitation	48.2 mm (1.9 in)	40 of 100 (Notable)
Euclides da Cunha (Cumbe)	Brazil	Record daily precipitation	48.2 mm (1.9 in)	40 of 100 (Notable)
Truchas	United States	Record daily snowfall	33.0 cm (13.0 in)	40 of 100 (Notable)
Aberdeen Exp STN	United States	Record daily snowfall	12.7 cm (5.0 in)	37 of 100 (Notable)
Chariton 1 E	United States	Record daily precipitation	64.0 mm (2.5 in)	37 of 100 (Notable)
Carinhanha	Brazil	Record daily precipitation	47.2 mm (1.9 in)	36 of 100 (Notable)
South Pass City	United States	Record daily snowfall	35.6 cm (14.0 in)	36 of 100 (Notable)
Santa Maria da Boa Vista	Brazil	Record daily precipitation	40.0 mm (1.6 in)	35 of 100 (Notable)
St Joseph	United States	Record daily precipitation	67.1 mm (2.6 in)	35 of 100 (Notable)
Holton	United States	Record daily precipitation	65.5 mm (2.6 in)	34 of 100 (Routine)
Bethany	United States	Record daily precipitation	55.9 mm (2.2 in)	33 of 100 (Routine)
Hot Springs	United States	Record daily precipitation	30.5 mm (1.2 in)	33 of 100 (Routine)
Paripiranga	Brazil	Record daily precipitation	82.9 mm (3.3 in)	32 of 100 (Routine)
Eastland	United States	Record daily precipitation	61.0 mm (2.4 in)	32 of 100 (Routine)
Logan Utah St UNIV	United States	Record daily precipitation	36.3 mm (1.4 in)	32 of 100 (Routine)
Serra Talhada	Brazil	Record daily precipitation	65.3 mm (2.6 in)	31 of 100 (Routine)
St Petersburg	United States	Record high maximum temperature	33.3 C (91.9 F)	31 of 100 (Routine)
Tobias Barreto	Brazil	Record daily precipitation	38.0 mm (1.5 in)	29 of 100 (Routine)
Durango	United States	Record daily snowfall	6.6 cm (2.6 in)	29 of 100 (Routine)
Vicosa Do Ceara	Brazil	Record daily precipitation	68.3 mm (2.7 in)	26 of 100 (Routine)
Bjuraker	Sweden	Record high minimum temperature	6.7 C (44.1 F)	26 of 100 (Routine)
Forbes (Camp Street)	Australia	Record low minimum temperature	0.7 C (33.3 F)	25 of 100 (Routine)
Ouricuri	Brazil	Record daily precipitation	30.0 mm (1.2 in)	25 of 100 (Routine)
Richfield	United States	Record daily precipitation	25.7 mm (1.0 in)	24 of 100 (Routine)
Minden	United States	Record high minimum temperature	20.6 C (69.1 F)	24 of 100 (Routine)
Paratinga	Brazil	Record daily precipitation	33.2 mm (1.3 in)	23 of 100 (Routine)
Esplanada	Brazil	Record daily precipitation	43.5 mm (1.7 in)	23 of 100 (Routine)
Reit Im Winkl	Germany	Record snow depth	54.0 cm (21.3 in)	23 of 100 (Routine)
State UNIV	United States	Record high minimum temperature	20.6 C (69.1 F)	23 of 100 (Routine)
Grant City	United States	Record daily precipitation	34.5 mm (1.4 in)	23 of 100 (Routine)
Waterville	United States	Record low maximum temperature	6.1 C (43.0 F)	23 of 100 (Routine)
Burdekin Shire Council	Australia	Record low minimum temperature	11.1 C (52.0 F)	22 of 100 (Routine)
Redding Fire STN 2	United States	Record low minimum temperature	2.8 C (37.0 F)	22 of 100 (Routine)
Olathe 3E	United States	Record daily precipitation	28.2 mm (1.1 in)	22 of 100 (Routine)
South Pass City	United States	Record daily precipitation	34.8 mm (1.4 in)	22 of 100 (Routine)
St Joseph Wbo	United States	Record daily precipitation	67.1 mm (2.6 in)	22 of 100 (Routine)
Oakland	United States	Record low minimum temperature	2.2 C (36.0 F)	21 of 100 (Routine)
Plain Dealing	United States	Record high minimum temperature	20.6 C (69.1 F)	21 of 100 (Routine)
Staunton Wtp	United States	Record high maximum temperature	31.1 C (88.0 F)	21 of 100 (Routine)
Sunnyside	United States	Record daily precipitation	11.9 mm (0.5 in)	20 of 100 (Routine)
Debrecen Airport	Hungary	Record daily precipitation	24.0 mm (0.9 in)	20 of 100 (Routine)
Umatilla	United States	Record daily precipitation	6.6 mm (0.26 in)	20 of 100 (Routine)
Fillmore	United States	Record daily precipitation	21.3 mm (0.8 in)	20 of 100 (Routine)
Ardmore 1 NW	United States	Record daily precipitation	24.9 mm (1.0 in)	20 of 100 (Routine)
Oak City	United States	Record daily precipitation	21.6 mm (0.9 in)	20 of 100 (Routine)
Waterville	United States	Record daily precipitation	5.1 mm (0.20 in)	20 of 100 (Routine)
Mc Cook	United States	Record daily snowfall	2.5 cm (1.0 in)	20 of 100 (Routine)
Rio de Contas	Brazil	Record daily precipitation	18.5 mm (0.7 in)	20 of 100 (Routine)
Lysebotn	Norway	Record daily precipitation	22.0 mm (0.9 in)	20 of 100 (Routine)
Prescott 2 NNW	United States	Record high minimum temperature	18.9 C (66.0 F)	20 of 100 (Routine)

Counts by Type and Timescale

261 records

Records set or tied on 21 April 1944 by type: Highest daily maximum 27, Lowest daily maximum 58, Highest daily minimum 34, Lowest daily minimum 28, Heaviest daily rainfall 93, Heaviest daily snowfall 16, Deepest snow cover 5.

Records on 21 April 1944 by type
Record type	Records
Highest daily maximum	27
Lowest daily maximum	58
Highest daily minimum	34
Lowest daily minimum	28
Heaviest daily rainfall	93
Heaviest daily snowfall	16
Deepest snow cover	5

Records on 21 April 1944 by timescale: all-time 0, monthly 8, daily 253.

How Much Records Were Beaten By

208 broken records

Margins by which the 208 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 191.0. Ties are not counted.

Top 20 by Significance

21 April 1944

Top 20 records on 21 April 1944 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
21 April 1944	Yates Ctr, US	daily rain	78.5 mm (3.1 in)	48.0 mm (1.9 in)	44 years	57 of 100 (Notable)
21 April 1944	Government Creek, US	daily rain	25.4 mm (1.0 in)	16.8 mm (0.7 in)	42 years	52 of 100 (Notable)
21 April 1944	Richmond, US	daily rain	32.0 mm (1.3 in)	26.2 mm (1.0 in)	29 years	51 of 100 (Notable)
21 April 1944	Monte Santo, BR	daily rain	70.0 mm (2.8 in)	42.5 mm (1.7 in)	22 years	49 of 100 (Notable)
21 April 1944	Clinton, US	daily rain	67.3 mm (2.6 in)	48.2 mm (1.9 in)	23 years	48 of 100 (Notable)
21 April 1944	Morro Do Chapeu, BR	daily rain	61.8 mm (2.4 in)	41.8 mm (1.6 in)	15 years	47 of 100 (Notable)
21 April 1944	Andarai, BR	daily rain	75.0 mm (3.0 in)	64.2 mm (2.5 in)	16 years	47 of 100 (Notable)
21 April 1944	Caetite, BR	daily rain	63.3 mm (2.5 in)	56.1 mm (2.2 in)	8 years	45 of 100 (Notable)
21 April 1944	Portland, US	daily rain	116.8 mm (4.6 in)	63.5 mm (2.5 in)	23 years	44 of 100 (Notable)
21 April 1944	Truchas, US	daily rain	33.0 mm (1.3 in)	31.7 mm (1.2 in)	6 years	44 of 100 (Notable)
21 April 1944	Palmas de Monte Alto, BR	daily rain	48.2 mm (1.9 in)	45.6 mm (1.8 in)	23 years	40 of 100 (Notable)
21 April 1944	Euclides da Cunha (Cumbe), BR	daily rain	48.2 mm (1.9 in)	37.1 mm (1.5 in)	9 years	40 of 100 (Notable)
21 April 1944	Truchas, US	monthly snowfall	33.0 cm (13.0 in)	10.1 cm (4.0 in)	30 years	40 of 100 (Notable)
21 April 1944	Aberdeen Exp STN, US	daily snowfall	12.7 cm (5.0 in)	12.7 cm (5.0 in)	30 years	37 of 100 (Notable)
21 April 1944	Chariton 1 E, US	daily rain	64.0 mm (2.5 in)	34.8 mm (1.4 in)	12 years	37 of 100 (Notable)
21 April 1944	Carinhanha, BR	daily rain	47.2 mm (1.9 in)	28.2 mm (1.1 in)	32 years	36 of 100 (Notable)
21 April 1944	South Pass City, US	daily snowfall	35.6 cm (14.0 in)	19.1 cm (7.5 in)	32 years	36 of 100 (Notable)
21 April 1944	Santa Maria da Boa Vista, BR	daily rain	40.0 mm (1.6 in)	34.7 mm (1.4 in)	30 years	35 of 100 (Notable)
21 April 1944	St Joseph, US	daily rain	67.1 mm (2.6 in)	26.5 mm (1.0 in)	15 years	35 of 100 (Notable)
21 April 1944	Holton, US	daily rain	65.5 mm (2.6 in)	37.3 mm (1.5 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

1793 to 1944

Records set or tied on this calendar date in each year from 1793 to 1944. 1944 had 261 records.

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

Records on 04-21 in each year
Year	Records
1793	1
1814	1
1820	1
1838	1
1849	2
1851	1
1852	3
1854	1
1858	3
1861	2
1865	3
1866	1
1868	1
1870	1
1875	4
1876	2
1877	1
1879	3
1880	1
1881	1
1882	1
1884	1
1885	2
1888	1
1890	1
1891	1
1892	1
1893	2
1894	4
1895	1
1897	1
1898	2
1899	2
1900	7
1901	17
1902	7
1903	3
1904	10
1905	18
1906	5
1907	17
1908	25
1909	20
1910	33
1911	9
1912	22
1913	14
1914	220
1915	24
1916	64
1917	48
1918	84
1919	31
1920	85
1921	59
1922	70
1923	223
1924	119
1925	295
1926	148
1927	284
1928	269
1929	193
1930	127
1931	358
1932	304
1933	201
1934	497
1935	266
1936	277
1937	416
1938	295
1939	110
1940	462
1941	306
1942	285
1943	481
1944	261
1945	367
1946	448
1947	459
1948	365
1949	448
1950	529
1951	884
1952	665
1953	640
1954	527
1955	607
1956	497
1957	824
1958	329
1959	505
1960	889
1961	647
1962	319
1963	778
1964	1,125
1965	658
1966	756
1967	903
1968	655
1969	388
1970	728
1971	546
1972	593
1973	1,163
1974	528
1975	360
1976	452
1977	854
1978	735
1979	449
1980	1,934
1981	944
1982	1,075
1983	1,366
1984	1,231
1985	1,245
1986	977
1987	1,290
1988	898
1989	1,557
1990	1,463
1991	1,291
1992	1,763
1993	847
1994	859
1995	1,476
1996	788
1997	964
1998	876
1999	752
2000	921
2001	967
2002	1,312
2003	607
2004	586
2005	693
2006	761
2007	480
2008	1,327
2009	983
2010	805
2011	1,053
2012	687
2013	1,015
2014	393
2015	621
2016	587
2017	797
2018	862
2019	731
2020	397
2021	1,608
2022	433
2023	886
2024	754
2025	506
2026	853

Download the Data

Data for records on 1944-04-21: 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 2026-10-14 (14 October 2026). Records are computed by this site and are not official.

Data as of 2026-10-12. Last revised 12 October 2026 (2026-10-12).

Margin	Records
0 to 25	176
25 to 50	18
50 to 75	6
75 to 100	0
100 to 125	3
125 to 150	1
150 to 175	2
175 to 200	2