Weather Records on 21 April 2008

1,327 weather records were set or tied worldwide on 21 April 2008. Highest significance: Hopewell, US.

Key Facts for 21 April 2008

On 21 April 2008, 1,327 weather records were set or tied at long-record stations worldwide.
315 were record highs and 710 were record lows, counting maximum and minimum temperature.
By timescale, 2 were all-time records, 80 monthly and 1,245 daily.
Hopewell set a daily record precipitation of 71.1 mm (2.8 in) on 21 April 2008.
Across 159 earlier years (1793 to 2026) the same calendar date averaged 457 records.

Record Map

1,327 stations

1,327 station records on 21 April 2008 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 21 April 2008: highest significance records shown on the map
Station	Country	Type	Value	Significance
Hopewell	United States	Record daily precipitation	71.1 mm (2.8 in)	74 of 100 (Major)
Elizabeth City	United States	Record daily precipitation	81.3 mm (3.2 in)	70 of 100 (Major)
Freiburg	Germany	Record daily precipitation	33.9 mm (1.3 in)	68 of 100 (Major)
Mt Wx	United States	Record daily precipitation	57.9 mm (2.3 in)	65 of 100 (Major)
Great Falls 16St	United States	Record low minimum temperature	-18.9 C (-2.0 F)	63 of 100 (Major)
Munchen-Nymphenburg	Germany	Record daily precipitation	45.4 mm (1.8 in)	62 of 100 (Major)
Riverside 7 SSW	United States	Record daily snowfall	10.2 cm (4.0 in)	60 of 100 (Major)
Uberlingen/Bodensee	Germany	Record daily precipitation	31.5 mm (1.2 in)	59 of 100 (Notable)
Natl Arboretum Dc	United States	Record daily precipitation	52.8 mm (2.1 in)	59 of 100 (Notable)
Piedmont Rsch STN	United States	Record daily precipitation	47.2 mm (1.9 in)	59 of 100 (Notable)
Carlisle Wtp	United States	Record daily precipitation	58.4 mm (2.3 in)	58 of 100 (Notable)
Busby	United States	Record low minimum temperature	-18.9 C (-2.0 F)	56 of 100 (Notable)
Purcellville	United States	Record daily precipitation	84.8 mm (3.3 in)	56 of 100 (Notable)
Chester	United States	Record snow depth	15.2 cm (6.0 in)	54 of 100 (Notable)
Honey Brook 2 SSE	United States	Record daily precipitation	45.0 mm (1.8 in)	53 of 100 (Notable)
Vienna	United States	Record daily precipitation	90.7 mm (3.6 in)	53 of 100 (Notable)
Woodstock 2 NE	United States	Record daily precipitation	35.1 mm (1.4 in)	53 of 100 (Notable)
Aleksandrovsk-Sahalinskij	Russia	Record high maximum temperature	20.9 C (69.6 F)	52 of 100 (Notable)
Millheim	United States	Record daily precipitation	51.8 mm (2.0 in)	52 of 100 (Notable)
Suffolk Lake Kilby	United States	Record daily precipitation	86.1 mm (3.4 in)	52 of 100 (Notable)
Beaver Falls	United States	Record low minimum temperature	-7.2 C (19.0 F)	52 of 100 (Notable)
Kr. Ravensburg Weingarten	Germany	Record daily precipitation	36.6 mm (1.4 in)	51 of 100 (Notable)
Norfolk Intl AP	United States	Record daily precipitation	53.8 mm (2.1 in)	51 of 100 (Notable)
Pfullendorf	Germany	Record daily precipitation	34.5 mm (1.4 in)	50 of 100 (Notable)
Ashland	United States	Record daily precipitation	77.2 mm (3.0 in)	50 of 100 (Notable)
Quito	Mexico	Record high maximum temperature	40.6 C (105.1 F)	49 of 100 (Notable)
Kellogg	United States	Record daily snowfall	7.6 cm (3.0 in)	49 of 100 (Notable)
Assateague	United States	Record daily precipitation	51.6 mm (2.0 in)	49 of 100 (Notable)
Bishop AP	United States	Record low minimum temperature	-6.7 C (19.9 F)	49 of 100 (Notable)
Oberschleissheim	Germany	Record daily precipitation	43.2 mm (1.7 in)	48 of 100 (Notable)
Klippeneck	Germany	Record daily precipitation	38.9 mm (1.5 in)	48 of 100 (Notable)
Dalecarlia Rsvr	United States	Record daily precipitation	57.2 mm (2.3 in)	48 of 100 (Notable)
Saint Ignatius	United States	Record low minimum temperature	-13.3 C (8.1 F)	48 of 100 (Notable)
Roanoke Rapids	United States	Record daily precipitation	63.8 mm (2.5 in)	48 of 100 (Notable)
Sigmaringen-Laiz	Germany	Record daily precipitation	27.8 mm (1.1 in)	47 of 100 (Notable)
Basel Binningen	Switzerland	Record daily precipitation	27.6 mm (1.1 in)	47 of 100 (Notable)
Willits 1 NE	United States	Record low minimum temperature	-4.4 C (24.1 F)	47 of 100 (Notable)
Ola	United States	Record low maximum temperature	7.2 C (45.0 F)	47 of 100 (Notable)
Saint Maries	United States	Record low maximum temperature	3.9 C (39.0 F)	47 of 100 (Notable)
Conowingo Dam	United States	Record daily precipitation	58.4 mm (2.3 in)	47 of 100 (Notable)
Anaconda	United States	Record low minimum temperature	-16.1 C (3.0 F)	47 of 100 (Notable)
Valentine	United States	Record low maximum temperature	-5.6 C (21.9 F)	47 of 100 (Notable)
S Mtn	United States	Record daily precipitation	63.8 mm (2.5 in)	47 of 100 (Notable)
Newport	United States	Record low maximum temperature	2.8 C (37.0 F)	47 of 100 (Notable)
Haugan 1 W	United States	Record snow depth	45.7 cm (18.0 in)	46 of 100 (Notable)
Heron 2 NW	United States	Record snow depth	22.9 cm (9.0 in)	46 of 100 (Notable)
Beowawe	United States	Record low minimum temperature	-13.9 C (7.0 F)	46 of 100 (Notable)
Huntington	United States	Record low maximum temperature	7.8 C (46.0 F)	46 of 100 (Notable)
Shahat	Libya	Record high minimum temperature	25.0 C (77.0 F)	45 of 100 (Notable)
Lima	United States	Record low maximum temperature	-5.6 C (21.9 F)	45 of 100 (Notable)
Raynesford 2 NNW	United States	Record low minimum temperature	-20.6 C (-5.1 F)	45 of 100 (Notable)
Orovada 3 W	United States	Record low minimum temperature	-12.8 C (9.0 F)	45 of 100 (Notable)
Richland	United States	Record low maximum temperature	7.8 C (46.0 F)	45 of 100 (Notable)
The Plains 2 NNE	United States	Record daily precipitation	38.6 mm (1.5 in)	45 of 100 (Notable)
Clearwater	United States	Record low maximum temperature	6.7 C (44.1 F)	45 of 100 (Notable)
Elko Rgnl AP	United States	Record low minimum temperature	-11.1 C (12.0 F)	45 of 100 (Notable)
Bridger 2 N	United States	Record low minimum temperature	-13.9 C (7.0 F)	44 of 100 (Notable)
Valentine	United States	Record low minimum temperature	-14.4 C (6.1 F)	44 of 100 (Notable)
Powhatan	United States	Record daily precipitation	31.8 mm (1.3 in)	44 of 100 (Notable)
Oceana NAS	United States	Record daily precipitation	54.1 mm (2.1 in)	44 of 100 (Notable)

Counts by Type and Timescale

1,327 records

Records set or tied on 21 April 2008 by type: Highest daily maximum 201, Lowest daily maximum 297, Highest daily minimum 114, Lowest daily minimum 413, Heaviest daily rainfall 206, Heaviest daily snowfall 41, Deepest snow cover 55.

Records on 21 April 2008 by type
Record type	Records
Highest daily maximum	201
Lowest daily maximum	297
Highest daily minimum	114
Lowest daily minimum	413
Heaviest daily rainfall	206
Heaviest daily snowfall	41
Deepest snow cover	55

Records on 21 April 2008 by timescale: all-time 2, monthly 80, daily 1,245.

How Much Records Were Beaten By

1,045 broken records

Margins by which the 1,045 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 254.0. Ties are not counted.

Top 20 by Significance

21 April 2008

Top 20 records on 21 April 2008 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
21 April 2008	Hopewell, US	daily rain	71.1 mm (2.8 in)	41.4 mm (1.6 in)	90 years	74 of 100 (Major)
21 April 2008	Elizabeth City, US	daily rain	81.3 mm (3.2 in)	50.8 mm (2.0 in)	73 years	70 of 100 (Major)
21 April 2008	Freiburg, DE	daily rain	33.9 mm (1.3 in)	17.1 mm (0.7 in)	117 years	68 of 100 (Major)
21 April 2008	Mt Wx, US	daily rain	57.9 mm (2.3 in)	41.4 mm (1.6 in)	61 years	65 of 100 (Major)
21 April 2008	Great Falls 16St, US	daily low min	-18.9 C (-2.0 F)	11.7 C (21.1 F)	99 years	63 of 100 (Major)
21 April 2008	Munchen-Nymphenburg, DE	daily rain	45.4 mm (1.8 in)	29.3 mm (1.2 in)	43 years	62 of 100 (Major)
21 April 2008	Riverside 7 SSW, US	daily snowfall	10.2 cm (4.0 in)	10.2 cm (4.0 in)	108 years	60 of 100 (Major)
21 April 2008	Uberlingen/Bodensee, DE	daily rain	31.5 mm (1.2 in)	23.7 mm (0.9 in)	44 years	59 of 100 (Notable)
21 April 2008	Natl Arboretum Dc, US	daily rain	52.8 mm (2.1 in)	41.4 mm (1.6 in)	44 years	59 of 100 (Notable)
21 April 2008	Piedmont Rsch STN, US	daily rain	47.2 mm (1.9 in)	39.6 mm (1.6 in)	44 years	59 of 100 (Notable)
21 April 2008	Carlisle Wtp, US	daily rain	58.4 mm (2.3 in)	29.2 mm (1.1 in)	147 years	58 of 100 (Notable)
21 April 2008	Busby, US	daily low min	-18.9 C (-2.0 F)	7.8 C (14.0 F)	99 years	56 of 100 (Notable)
21 April 2008	Purcellville, US	monthly rain	84.8 mm (3.3 in)	7.3 mm (0.29 in)	106 years	56 of 100 (Notable)
21 April 2008	Chester, US	daily snow depth	15.2 cm (6.0 in)	15.2 cm (6.0 in)	97 years	54 of 100 (Notable)
21 April 2008	Honey Brook 2 SSE, US	daily rain	45.0 mm (1.8 in)	34.8 mm (1.4 in)	44 years	53 of 100 (Notable)
21 April 2008	Vienna, US	monthly rain	90.7 mm (3.6 in)	31.8 mm (1.3 in)	8 years	53 of 100 (Notable)
21 April 2008	Woodstock 2 NE, US	daily rain	35.1 mm (1.4 in)	11.7 mm (0.5 in)	107 years	53 of 100 (Notable)
21 April 2008	Aleksandrovsk-Sahalinskij, RU	monthly high max	20.9 C (69.6 F)	1.1 C (2.0 F)	106 years	52 of 100 (Notable)
21 April 2008	Millheim, US	daily rain	51.8 mm (2.0 in)	28.7 mm (1.1 in)	44 years	52 of 100 (Notable)
21 April 2008	Suffolk Lake Kilby, US	daily rain	86.1 mm (3.4 in)	71.9 mm (2.8 in)	22 years	52 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 2008

Records set or tied on this calendar date in each year from 1793 to 2008. 2008 had 1,327 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 2008-04-21: 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 2026-10-13 (13 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	1,000
50 to 100	22
100 to 150	12
150 to 200	5
200 to 250	5
250 to 300	1