Weather Records on 21 April 2005

693 weather records were set or tied worldwide on 21 April 2005. Highest significance: Echeta 2 NW, US.

Key Facts for 21 April 2005

On 21 April 2005, 693 weather records were set or tied at long-record stations worldwide.
343 were record highs and 143 were record lows, counting maximum and minimum temperature.
By timescale, 5 were all-time records, 17 monthly and 671 daily.
Echeta 2 NW set a daily record snowfall of 38.1 cm (15.0 in) on 21 April 2005.
Across 159 earlier years (1793 to 2026) the same calendar date averaged 461 records.

Record Map

693 stations

693 station records on 21 April 2005 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 21 April 2005: highest significance records shown on the map
Station	Country	Type	Value	Significance
Echeta 2 NW	United States	Record daily snowfall	38.1 cm (15.0 in)	77 of 100 (Major)
Dillinger	United States	Record daily precipitation	44.5 mm (1.8 in)	63 of 100 (Major)
Dull Ctr 1SE	United States	Record daily snowfall	35.6 cm (14.0 in)	60 of 100 (Major)
Khartoum	Sudan	Record daily precipitation	59.9 mm (2.4 in)	58 of 100 (Notable)
Harrington	United States	Record daily precipitation	73.7 mm (2.9 in)	53 of 100 (Notable)
San Juan L M Marin Intl AP	Puerto Rico [United States]	Record daily precipitation	124.5 mm (4.9 in)	51 of 100 (Notable)
Atkinson 3SW	United States	Record daily precipitation	35.6 mm (1.4 in)	51 of 100 (Notable)
Dull Ctr 1SE	United States	Record daily precipitation	37.8 mm (1.5 in)	51 of 100 (Notable)
O'Neill	United States	Record daily precipitation	43.9 mm (1.7 in)	49 of 100 (Notable)
Ardmore 1 NW	United States	Record daily precipitation	46.2 mm (1.8 in)	49 of 100 (Notable)
Tarkio	United States	Record daily precipitation	57.2 mm (2.3 in)	49 of 100 (Notable)
Valentine Nwr	United States	Record daily precipitation	74.7 mm (2.9 in)	47 of 100 (Notable)
Weston 1 E	United States	Record daily precipitation	30.5 mm (1.2 in)	46 of 100 (Notable)
Rapelje	United States	Record snow depth	10.2 cm (4.0 in)	45 of 100 (Notable)
Hill City	United States	Record daily precipitation	33.0 mm (1.3 in)	45 of 100 (Notable)
Redbird	United States	Record daily precipitation	31.5 mm (1.2 in)	45 of 100 (Notable)
Philip AP	United States	Record daily precipitation	25.9 mm (1.0 in)	45 of 100 (Notable)
Lead	United States	Record daily snowfall	22.4 cm (8.8 in)	44 of 100 (Notable)
Dull Ctr 1SE	United States	Record snow depth	20.3 cm (8.0 in)	44 of 100 (Notable)
Valentine Miller Fld AP	United States	Record daily precipitation	49.5 mm (1.9 in)	44 of 100 (Notable)
Byron Bay (Jacaranda Drive)	Australia	Record daily precipitation	121.8 mm (4.8 in)	43 of 100 (Notable)
Nigniy_Studeniy	Ukraine	Record daily precipitation	27.0 mm (1.1 in)	43 of 100 (Notable)
Sullivan	United States	Record daily precipitation	46.5 mm (1.8 in)	43 of 100 (Notable)
Ft Meade	United States	Record daily precipitation	47.2 mm (1.9 in)	43 of 100 (Notable)
Interior 3 NE	United States	Record daily precipitation	42.2 mm (1.7 in)	43 of 100 (Notable)
Putbus	Germany	Record low minimum temperature	-3.8 C (25.2 F)	42 of 100 (Notable)
Tejon Rancho	United States	Record low minimum temperature	0.0 C (32.0 F)	42 of 100 (Notable)
Holton	United States	Record high minimum temperature	17.2 C (63.0 F)	42 of 100 (Notable)
Genoa 2 W	United States	Record high minimum temperature	13.9 C (57.0 F)	42 of 100 (Notable)
Hot Springs	United States	Record daily precipitation	42.9 mm (1.7 in)	42 of 100 (Notable)
Longvalley	United States	Record daily precipitation	69.9 mm (2.8 in)	42 of 100 (Notable)
Albin	United States	Record daily precipitation	26.9 mm (1.1 in)	42 of 100 (Notable)
Midland	United States	Record daily precipitation	33.0 mm (1.3 in)	41 of 100 (Notable)
Taloga	United States	Record high minimum temperature	17.2 C (63.0 F)	40 of 100 (Notable)
Buenavista	Mexico	Record high minimum temperature	22.2 C (72.0 F)	39 of 100 (Notable)
Solomons	United States	Record high maximum temperature	31.7 C (89.1 F)	39 of 100 (Notable)
Kristianstad	Sweden	Record low minimum temperature	-4.8 C (23.4 F)	38 of 100 (Notable)
Slavsko	Ukraine	Record daily precipitation	30.0 mm (1.2 in)	38 of 100 (Notable)
Khust	Ukraine	Record daily precipitation	39.0 mm (1.5 in)	38 of 100 (Notable)
Agate 3 E	United States	Record daily precipitation	35.3 mm (1.4 in)	38 of 100 (Notable)
Springview 2NW	United States	Record daily precipitation	29.2 mm (1.1 in)	38 of 100 (Notable)
Gillette 3SE	United States	Record daily precipitation	35.6 mm (1.4 in)	38 of 100 (Notable)
Kitamiesashi	Japan	Record daily precipitation	26.9 mm (1.1 in)	37 of 100 (Notable)
La Concha	Mexico	Record low maximum temperature	25.0 C (77.0 F)	37 of 100 (Notable)
Visby_Flygplats	Sweden	Record low minimum temperature	-4.9 C (23.2 F)	37 of 100 (Notable)
Tuckerton 2 NE	United States	Record high maximum temperature	30.6 C (87.1 F)	37 of 100 (Notable)
Gillette 3SE	United States	Record daily snowfall	35.6 cm (14.0 in)	37 of 100 (Notable)
Haines AP	United States	Record high minimum temperature	6.1 C (43.0 F)	37 of 100 (Notable)
Marnitz	Germany	Record low minimum temperature	-5.2 C (22.6 F)	36 of 100 (Notable)
Richfield	United States	Record low maximum temperature	3.3 C (37.9 F)	36 of 100 (Notable)
Hartington	United States	Record daily precipitation	41.7 mm (1.6 in)	36 of 100 (Notable)
Spencer 6 SSE	United States	Record daily precipitation	35.1 mm (1.4 in)	36 of 100 (Notable)
Martin	United States	Record daily precipitation	79.8 mm (3.1 in)	36 of 100 (Notable)
Jerome	United States	Record low maximum temperature	5.6 C (42.1 F)	35 of 100 (Notable)
Kadoka	United States	Record daily precipitation	40.9 mm (1.6 in)	35 of 100 (Notable)
Tilzapotla	Mexico	Record low maximum temperature	30.0 C (86.0 F)	34 of 100 (Routine)
Drohobych	Ukraine	Record daily precipitation	26.0 mm (1.0 in)	34 of 100 (Routine)
Kirchdorf/Poel	Germany	Record low minimum temperature	-2.6 C (27.3 F)	33 of 100 (Routine)
Irgiz	Kazakhstan	Record high minimum temperature	15.2 C (59.4 F)	33 of 100 (Routine)
Haiwee	United States	Record low minimum temperature	-1.7 C (28.9 F)	33 of 100 (Routine)

Counts by Type and Timescale

693 records

Records set or tied on 21 April 2005 by type: Highest daily maximum 172, Lowest daily maximum 71, Highest daily minimum 171, Lowest daily minimum 72, Heaviest daily rainfall 171, Heaviest daily snowfall 18, Deepest snow cover 18.

Records on 21 April 2005 by type
Record type	Records
Highest daily maximum	172
Lowest daily maximum	71
Highest daily minimum	171
Lowest daily minimum	72
Heaviest daily rainfall	171
Heaviest daily snowfall	18
Deepest snow cover	18

Records on 21 April 2005 by timescale: all-time 5, monthly 17, daily 671.

How Much Records Were Beaten By

502 broken records

Margins by which the 502 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 305.0. Ties are not counted.

Top 20 by Significance

21 April 2005

Top 20 records on 21 April 2005 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
21 April 2005	Echeta 2 NW, US	daily snowfall	38.1 cm (15.0 in)	30.5 cm (12.0 in)	96 years	77 of 100 (Major)
21 April 2005	Dillinger, US	daily rain	44.5 mm (1.8 in)	30.8 mm (1.2 in)	58 years	63 of 100 (Major)
21 April 2005	Dull Ctr 1SE, US	daily snowfall	35.6 cm (14.0 in)	25.4 cm (10.0 in)	58 years	60 of 100 (Major)
21 April 2005	Khartoum, SD	daily rain	59.9 mm (2.4 in)	59.9 mm (2.4 in)	48 years	58 of 100 (Notable)
21 April 2005	Harrington, US	monthly rain	73.7 mm (2.9 in)	23.7 mm (0.9 in)	34 years	53 of 100 (Notable)
21 April 2005	San Juan L M Marin Intl AP, PR	daily rain	124.5 mm (4.9 in)	66.1 mm (2.6 in)	22 years	51 of 100 (Notable)
21 April 2005	Atkinson 3SW, US	daily rain	35.6 mm (1.4 in)	16.3 mm (0.6 in)	82 years	51 of 100 (Notable)
21 April 2005	Dull Ctr 1SE, US	daily rain	37.8 mm (1.5 in)	18.7 mm (0.7 in)	60 years	51 of 100 (Notable)
21 April 2005	O'Neill, US	daily rain	43.9 mm (1.7 in)	31.2 mm (1.2 in)	28 years	49 of 100 (Notable)
21 April 2005	Ardmore 1 NW, US	daily rain	46.2 mm (1.8 in)	21.3 mm (0.8 in)	60 years	49 of 100 (Notable)
21 April 2005	Tarkio, US	daily rain	57.2 mm (2.3 in)	26.5 mm (1.0 in)	54 years	49 of 100 (Notable)
21 April 2005	Valentine Nwr, US	daily rain	74.7 mm (2.9 in)	52.3 mm (2.1 in)	6 years	47 of 100 (Notable)
21 April 2005	Weston 1 E, US	daily rain	30.5 mm (1.2 in)	18.1 mm (0.7 in)	36 years	46 of 100 (Notable)
21 April 2005	Rapelje, US	daily snow depth	10.2 cm (4.0 in)	10.2 cm (4.0 in)	96 years	45 of 100 (Notable)
21 April 2005	Hill City, US	daily rain	33.0 mm (1.3 in)	20.3 mm (0.8 in)	40 years	45 of 100 (Notable)
21 April 2005	Redbird, US	daily rain	31.5 mm (1.2 in)	24.4 mm (1.0 in)	34 years	45 of 100 (Notable)
21 April 2005	Philip AP, US	daily rain	25.9 mm (1.0 in)	12.9 mm (0.5 in)	60 years	45 of 100 (Notable)
21 April 2005	Lead, US	daily snowfall	22.4 cm (8.8 in)	9.7 cm (3.8 in)	92 years	44 of 100 (Notable)
21 April 2005	Dull Ctr 1SE, US	daily snow depth	20.3 cm (8.0 in)	12.7 cm (5.0 in)	78 years	44 of 100 (Notable)
21 April 2005	Valentine Miller Fld AP, US	daily rain	49.5 mm (1.9 in)	27.1 mm (1.1 in)	8 years	44 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

1793 to 2005

Records set or tied on this calendar date in each year from 1793 to 2005. 2005 had 693 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 2005-04-21: 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 50	479
50 to 100	14
100 to 150	4
150 to 200	2
200 to 250	1
250 to 300	1
300 to 350	1