Weather Records on 11 April 2021

892 weather records were set or tied worldwide on 11 April 2021. Highest significance: Ust-Maja, RU.

Key Facts for 11 April 2021

On 11 April 2021, 892 weather records were set or tied at long-record stations worldwide.
212 were record highs and 357 were record lows, counting maximum and minimum temperature.
By timescale, 0 were all-time records, 16 monthly and 876 daily.
Ust-Maja set a monthly record daily precipitation of 42.9 mm (1.7 in) on 11 April 2021.
Across 164 earlier years (1800 to 2026) the same calendar date averaged 478 records.

Record Map

892 stations

892 station records on 11 April 2021 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 11 April 2021: highest significance records shown on the map
Station	Country	Type	Value	Significance
Ust-Maja	Russia	Record daily precipitation	42.9 mm (1.7 in)	77 of 100 (Major)
Haines AP	United States	Record low minimum temperature	-12.1 C (10.2 F)	65 of 100 (Major)
Aledo	United States	Record daily precipitation	84.8 mm (3.3 in)	64 of 100 (Major)
Galva	United States	Record daily precipitation	62.2 mm (2.4 in)	61 of 100 (Major)
Inverness 3 SE	United States	Record daily precipitation	88.9 mm (3.5 in)	58 of 100 (Notable)
New Castle	United States	Record daily precipitation	45.2 mm (1.8 in)	57 of 100 (Notable)
Shoreham	Australia	Record daily precipitation	34.0 mm (1.3 in)	56 of 100 (Notable)
Hogemalen	Sweden	Record daily precipitation	25.0 mm (1.0 in)	56 of 100 (Notable)
Banner Elk	United States	Record daily precipitation	52.1 mm (2.1 in)	56 of 100 (Notable)
Ft Myers Page Fld AP	United States	Record daily precipitation	52.1 mm (2.1 in)	56 of 100 (Notable)
Fulton L&D #13	United States	Record daily precipitation	72.4 mm (2.9 in)	55 of 100 (Notable)
Hot Springs	United States	Record daily precipitation	55.9 mm (2.2 in)	55 of 100 (Notable)
Denham	Australia	Record daily precipitation	40.0 mm (1.6 in)	53 of 100 (Notable)
Morrison	United States	Record daily precipitation	69.6 mm (2.7 in)	52 of 100 (Notable)
Shippensburg	United States	Record daily precipitation	35.3 mm (1.4 in)	52 of 100 (Notable)
Winchester 7 SE	United States	Record daily precipitation	35.6 mm (1.4 in)	52 of 100 (Notable)
Montrose	Australia	Record daily precipitation	35.0 mm (1.4 in)	50 of 100 (Notable)
Mt Carroll	United States	Record daily precipitation	58.4 mm (2.3 in)	50 of 100 (Notable)
Fairfield	United States	Record daily precipitation	44.5 mm (1.8 in)	50 of 100 (Notable)
Keokuk L&D 19	United States	Record daily precipitation	70.1 mm (2.8 in)	49 of 100 (Notable)
Skagway	United States	Record low minimum temperature	-9.4 C (15.1 F)	48 of 100 (Notable)
Gladstone L/D 18	United States	Record daily precipitation	66.0 mm (2.6 in)	47 of 100 (Notable)
Ridgway	United States	Record high minimum temperature	11.7 C (53.1 F)	47 of 100 (Notable)
Dandenong	Australia	Record daily precipitation	48.4 mm (1.9 in)	46 of 100 (Notable)
Columbus Junction	United States	Record daily precipitation	56.1 mm (2.2 in)	46 of 100 (Notable)
Cedar Lake	United States	Record low minimum temperature	-2.8 C (27.0 F)	46 of 100 (Notable)
Elmira Corning Rgnl AP	United States	Record daily precipitation	25.9 mm (1.0 in)	46 of 100 (Notable)
Cascade Locks	United States	Record low minimum temperature	-2.2 C (28.0 F)	45 of 100 (Notable)
Wayjo Park	Australia	Record daily precipitation	37.4 mm (1.5 in)	44 of 100 (Notable)
Belhaven 1 SE	United States	Record high minimum temperature	18.9 C (66.0 F)	44 of 100 (Notable)
Dale Enterprise	United States	Record daily precipitation	34.3 mm (1.4 in)	44 of 100 (Notable)
Chewelah	United States	Record low minimum temperature	-8.3 C (17.1 F)	44 of 100 (Notable)
Howatharra	Australia	Record daily precipitation	40.5 mm (1.6 in)	43 of 100 (Notable)
Bundarra (Araluen)	Australia	Record daily precipitation	25.0 mm (1.0 in)	43 of 100 (Notable)
Ellensburg	United States	Record low minimum temperature	-7.8 C (18.0 F)	43 of 100 (Notable)
Dixon Wwtp	United States	Record daily precipitation	47.0 mm (1.9 in)	42 of 100 (Notable)
Prophetstown	United States	Record daily precipitation	66.0 mm (2.6 in)	42 of 100 (Notable)
Taylorsville 2SW	United States	Record daily precipitation	27.9 mm (1.1 in)	42 of 100 (Notable)
Ann Arbor U of Mich	United States	Record daily precipitation	41.7 mm (1.6 in)	42 of 100 (Notable)
Poronajsk	Russia	Record high maximum temperature	13.5 C (56.3 F)	41 of 100 (Notable)
Plant City	United States	Record daily precipitation	63.5 mm (2.5 in)	41 of 100 (Notable)
Liberty 1 NE	United States	Record high minimum temperature	8.9 C (48.0 F)	41 of 100 (Notable)
The Dalles	United States	Record low minimum temperature	-1.7 C (28.9 F)	41 of 100 (Notable)
Centralia	United States	Record low minimum temperature	-2.8 C (27.0 F)	41 of 100 (Notable)
Romney 1 SW	United States	Record high minimum temperature	13.9 C (57.0 F)	41 of 100 (Notable)
Avoca	Australia	Record daily precipitation	27.0 mm (1.1 in)	40 of 100 (Notable)
Le Claire L&D 14	United States	Record daily precipitation	106.7 mm (4.2 in)	40 of 100 (Notable)
Hemlock	United States	Record high minimum temperature	11.7 C (53.1 F)	40 of 100 (Notable)
Estacada 2 SE	United States	Record low minimum temperature	-1.7 C (28.9 F)	40 of 100 (Notable)
Staunton Wtp	United States	Record daily precipitation	39.4 mm (1.6 in)	40 of 100 (Notable)
Middletown Harrisburg Intl AP	United States	Record daily precipitation	44.7 mm (1.8 in)	40 of 100 (Notable)
Reading Wb City	United States	Record daily precipitation	39.9 mm (1.6 in)	40 of 100 (Notable)
Rochester Gtr Intl	United States	Record daily precipitation	30.0 mm (1.2 in)	40 of 100 (Notable)
Marron	Australia	Record daily precipitation	33.6 mm (1.3 in)	39 of 100 (Notable)
Woodbridge	Australia	Record daily precipitation	30.4 mm (1.2 in)	39 of 100 (Notable)
Quelimane	Mozambique	Record daily precipitation	55.1 mm (2.2 in)	39 of 100 (Notable)
Sagen	Sweden	Record daily precipitation	26.5 mm (1.0 in)	39 of 100 (Notable)
Seaside	United States	Record low minimum temperature	-1.7 C (28.9 F)	39 of 100 (Notable)
Wytheville	United States	Record daily precipitation	45.2 mm (1.8 in)	39 of 100 (Notable)
Wiseman	United States	Record low minimum temperature	-32.8 C (-27.0 F)	39 of 100 (Notable)

Counts by Type and Timescale

892 records

Records set or tied on 11 April 2021 by type: Highest daily maximum 67, Lowest daily maximum 105, Highest daily minimum 145, Lowest daily minimum 252, Heaviest daily rainfall 309, Heaviest daily snowfall 5, Deepest snow cover 9.

Records on 11 April 2021 by type
Record type	Records
Highest daily maximum	67
Lowest daily maximum	105
Highest daily minimum	145
Lowest daily minimum	252
Heaviest daily rainfall	309
Heaviest daily snowfall	5
Deepest snow cover	9

Records on 11 April 2021 by timescale: all-time 0, monthly 16, daily 876.

How Much Records Were Beaten By

763 broken records

Margins by which the 763 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 279.0. Ties are not counted.

Top 20 by Significance

11 April 2021

Top 20 records on 11 April 2021 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
11 April 2021	Ust-Maja, RU	monthly rain	42.9 mm (1.7 in)	27.6 mm (1.1 in)	58 years	77 of 100 (Major)
11 April 2021	Haines AP, US	daily low min	-12.1 C (10.2 F)	8.8 C (15.8 F)	91 years	65 of 100 (Major)
11 April 2021	Aledo, US	daily rain	84.8 mm (3.3 in)	50.3 mm (2.0 in)	47 years	64 of 100 (Major)
11 April 2021	Galva, US	daily rain	62.2 mm (2.4 in)	24.9 mm (1.0 in)	99 years	61 of 100 (Major)
11 April 2021	Inverness 3 SE, US	daily rain	88.9 mm (3.5 in)	27.4 mm (1.1 in)	108 years	58 of 100 (Notable)
11 April 2021	New Castle, US	daily rain	45.2 mm (1.8 in)	31.2 mm (1.2 in)	62 years	57 of 100 (Notable)
11 April 2021	Shoreham, AU	daily rain	34.0 mm (1.3 in)	17.2 mm (0.7 in)	88 years	56 of 100 (Notable)
11 April 2021	Hogemalen, SE	daily rain	25.0 mm (1.0 in)	11.3 mm (0.4 in)	72 years	56 of 100 (Notable)
11 April 2021	Banner Elk, US	daily rain	52.1 mm (2.1 in)	21.6 mm (0.9 in)	102 years	56 of 100 (Notable)
11 April 2021	Ft Myers Page Fld AP, US	daily rain	52.1 mm (2.1 in)	24.2 mm (1.0 in)	110 years	56 of 100 (Notable)
11 April 2021	Fulton L&D #13, US	daily rain	72.4 mm (2.9 in)	44.5 mm (1.8 in)	26 years	55 of 100 (Notable)
11 April 2021	Hot Springs, US	daily rain	55.9 mm (2.2 in)	16.0 mm (0.6 in)	102 years	55 of 100 (Notable)
11 April 2021	Denham, AU	daily rain	40.0 mm (1.6 in)	37.8 mm (1.5 in)	23 years	53 of 100 (Notable)
11 April 2021	Morrison, US	daily rain	69.6 mm (2.7 in)	42.4 mm (1.7 in)	8 years	52 of 100 (Notable)
11 April 2021	Shippensburg, US	daily rain	35.3 mm (1.4 in)	16.2 mm (0.6 in)	87 years	52 of 100 (Notable)
11 April 2021	Winchester 7 SE, US	daily rain	35.6 mm (1.4 in)	11.5 mm (0.5 in)	102 years	52 of 100 (Notable)
11 April 2021	Montrose, AU	daily rain	35.0 mm (1.4 in)	12.1 mm (0.5 in)	95 years	50 of 100 (Notable)
11 April 2021	Mt Carroll, US	daily rain	58.4 mm (2.3 in)	14.7 mm (0.6 in)	86 years	50 of 100 (Notable)
11 April 2021	Fairfield, US	daily rain	44.5 mm (1.8 in)	11.5 mm (0.5 in)	127 years	50 of 100 (Notable)
11 April 2021	Keokuk L&D 19, US	daily rain	70.1 mm (2.8 in)	10.2 mm (0.4 in)	118 years	49 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

1800 to 2021

Records set or tied on this calendar date in each year from 1800 to 2021. 2021 had 892 records.

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

Records on 04-11 in each year
Year	Records
1800	1
1803	1
1808	1
1809	1
1812	3
1818	1
1831	1
1832	1
1834	1
1837	1
1845	1
1854	1
1857	1
1863	2
1865	2
1866	1
1868	1
1869	3
1871	1
1874	1
1876	2
1879	2
1880	2
1881	1
1882	2
1885	1
1886	1
1887	2
1888	4
1889	2
1890	2
1891	2
1892	3
1894	7
1895	5
1896	3
1898	7
1899	11
1900	6
1901	4
1902	6
1903	13
1904	12
1905	20
1906	19
1907	7
1908	12
1909	30
1910	19
1911	19
1912	47
1913	48
1914	38
1915	127
1916	64
1917	62
1918	43
1919	42
1920	73
1921	32
1922	140
1923	89
1924	169
1925	197
1926	198
1927	156
1928	220
1929	214
1930	761
1931	185
1932	497
1933	481
1934	246
1935	261
1936	175
1937	245
1938	289
1939	611
1940	932
1941	579
1942	301
1943	546
1944	626
1945	890
1946	383
1947	478
1948	921
1949	402
1950	322
1951	623
1952	502
1953	594
1954	392
1955	610
1956	420
1957	508
1958	473
1959	582
1960	469
1961	532
1962	384
1963	450
1964	255
1965	763
1966	599
1967	757
1968	663
1969	353
1970	522
1971	495
1972	792
1973	1,479
1974	982
1975	851
1976	478
1977	1,231
1978	854
1979	977
1980	399
1981	1,036
1982	1,132
1983	1,040
1984	623
1985	952
1986	1,062
1987	440
1988	1,162
1989	1,931
1990	1,347
1991	1,287
1992	978
1993	722
1994	952
1995	2,134
1996	1,182
1997	3,077
1998	916
1999	1,318
2000	667
2001	1,865
2002	568
2003	1,156
2004	888
2005	930
2006	666
2007	962
2008	1,373
2009	1,102
2010	623
2011	1,664
2012	806
2013	1,482
2014	633
2015	399
2016	534
2017	489
2018	795
2019	812
2020	625
2021	892
2022	1,179
2023	1,036
2024	782
2025	1,177
2026	604

Download the Data

Data for records on 2021-04-11: 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 50	758
50 to 100	3
100 to 150	1
150 to 200	0
200 to 250	0
250 to 300	1