Weather Records on 21 February 2004

629 weather records were set or tied worldwide on 21 February 2004. Highest significance: Dannemora, US.

Key Facts for 21 February 2004

On 21 February 2004, 629 weather records were set or tied at long-record stations worldwide.
366 were record highs and 109 were record lows, counting maximum and minimum temperature.
By timescale, 14 were all-time records, 56 monthly and 559 daily.
Dannemora set a daily record precipitation of 38.6 mm (1.5 in) on 21 February 2004.
Across 164 earlier years (1795 to 2026) the same calendar date averaged 500 records.

Record Map

629 stations

629 station records on 21 February 2004 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 21 February 2004: highest significance records shown on the map
Station	Country	Type	Value	Significance
Dannemora	United States	Record daily precipitation	38.6 mm (1.5 in)	56 of 100 (Notable)
Milan	Italy	Record daily precipitation	44.0 mm (1.7 in)	53 of 100 (Notable)
Santo Domingo	Mexico	Record low minimum temperature	6.7 C (44.1 F)	51 of 100 (Notable)
Sultan Abdul Aziz Shah Intl	Malaysia	Record daily precipitation	150.1 mm (5.9 in)	49 of 100 (Notable)
South West Rocks (Smoky Cape L	Australia	Record high maximum temperature	39.2 C (102.6 F)	48 of 100 (Notable)
Landor	Australia	Record daily precipitation	50.9 mm (2.0 in)	45 of 100 (Notable)
San Luis Obispo Poly	United States	Record daily precipitation	58.4 mm (2.3 in)	45 of 100 (Notable)
Slettnes Fyr	Norway	Record daily precipitation	25.7 mm (1.0 in)	44 of 100 (Notable)
Biskra	Algeria	Record high maximum temperature	29.1 C (84.4 F)	43 of 100 (Notable)
Incheon	Korea, South	Record daily precipitation	39.9 mm (1.6 in)	43 of 100 (Notable)
Crosby	United States	Record snow depth	55.9 cm (22.0 in)	42 of 100 (Notable)
Punta Abreojos	Mexico	Record daily precipitation	25.9 mm (1.0 in)	41 of 100 (Notable)
Gunnedah Pool	Australia	Record high maximum temperature	40.9 C (105.6 F)	40 of 100 (Notable)
Taree (Radio Station 2Re)	Australia	Record high maximum temperature	45.2 C (113.4 F)	39 of 100 (Notable)
Ludington 4 SE	United States	Record high minimum temperature	2.2 C (36.0 F)	39 of 100 (Notable)
Sault Ste Marie Sanderson Fld	United States	Record daily snowfall	22.4 cm (8.8 in)	39 of 100 (Notable)
Mulga Downs	Australia	Record daily precipitation	111.0 mm (4.4 in)	38 of 100 (Notable)
Presa Colorines (Cfe)	Mexico	Record low minimum temperature	5.0 C (41.0 F)	38 of 100 (Notable)
Haines AP	United States	Record high minimum temperature	4.4 C (39.9 F)	38 of 100 (Notable)
Tizi Ouzou	Algeria	Record high maximum temperature	27.0 C (80.6 F)	37 of 100 (Notable)
El Rosario	Mexico	Record daily precipitation	65.3 mm (2.6 in)	37 of 100 (Notable)
Patrocinio	Mexico	Record daily precipitation	26.9 mm (1.1 in)	37 of 100 (Notable)
Santiago del Monte	Mexico	Record high minimum temperature	12.2 C (54.0 F)	37 of 100 (Notable)
Jalostotitlan	Mexico	Record high minimum temperature	15.0 C (59.0 F)	36 of 100 (Notable)
Nambour Dpi	Australia	Record high maximum temperature	40.1 C (104.2 F)	35 of 100 (Notable)
Iizuka	Japan	Record high maximum temperature	23.7 C (74.7 F)	35 of 100 (Notable)
Kilauea 1134	United States	Record high minimum temperature	21.1 C (70.0 F)	35 of 100 (Notable)
Lithgow (Birdwood St)	Australia	Record high maximum temperature	38.4 C (101.1 F)	34 of 100 (Routine)
Tripoli Airport	Libya	Record high minimum temperature	15.5 C (59.9 F)	34 of 100 (Routine)
San Diego de Alejandria	Mexico	Record high minimum temperature	15.0 C (59.0 F)	33 of 100 (Routine)
Lompoc	United States	Record low maximum temperature	13.3 C (55.9 F)	33 of 100 (Routine)
Tahquamenon Falls Sp	United States	Record daily precipitation	32.0 mm (1.3 in)	33 of 100 (Routine)
Haines AP	United States	Record high maximum temperature	7.2 C (45.0 F)	33 of 100 (Routine)
Talkeetna AP	United States	Record high minimum temperature	1.1 C (34.0 F)	33 of 100 (Routine)
Dandong	China	Record daily precipitation	35.6 mm (1.4 in)	32 of 100 (Routine)
El Burrero	Mexico	Record high maximum temperature	32.8 C (91.0 F)	32 of 100 (Routine)
Opheim 12 SSE	United States	Record snow depth	76.2 cm (30.0 in)	32 of 100 (Routine)
Cordova AP	United States	Record daily precipitation	50.8 mm (2.0 in)	32 of 100 (Routine)
Laverton	Australia	Record daily precipitation	37.4 mm (1.5 in)	31 of 100 (Routine)
Ajaccio	France	Record high maximum temperature	23.4 C (74.1 F)	31 of 100 (Routine)
Hirado	Japan	Record high maximum temperature	20.0 C (68.0 F)	31 of 100 (Routine)
Tiree	United Kingdom	Record low minimum temperature	-5.6 C (21.9 F)	31 of 100 (Routine)
Oued Irara	Algeria	Record high minimum temperature	20.4 C (68.7 F)	30 of 100 (Routine)
Casino Airport	Australia	Record high maximum temperature	42.5 C (108.5 F)	30 of 100 (Routine)
Santa Catarina Sur	Mexico	Record daily precipitation	30.0 mm (1.2 in)	30 of 100 (Routine)
Sotuta (Dge)	Mexico	Record high maximum temperature	41.7 C (107.1 F)	30 of 100 (Routine)
Legaspi	Philippines	Record daily precipitation	80.5 mm (3.2 in)	30 of 100 (Routine)
Pindari Dam	Australia	Record high maximum temperature	41.2 C (106.2 F)	29 of 100 (Routine)
Oita	Japan	Record high maximum temperature	22.8 C (73.0 F)	29 of 100 (Routine)
Nagasaki	Japan	Record high maximum temperature	21.9 C (71.4 F)	29 of 100 (Routine)
Etla	Mexico	Record low maximum temperature	16.1 C (61.0 F)	29 of 100 (Routine)
Stephenson 5WSW	United States	Record daily snowfall	15.2 cm (6.0 in)	29 of 100 (Routine)
Gunnedah Resource Centre	Australia	Record high maximum temperature	42.2 C (108.0 F)	28 of 100 (Routine)
Murwillumbah (Bray Park)	Australia	Record high maximum temperature	40.9 C (105.6 F)	28 of 100 (Routine)
Wellington Research Centre	Australia	Record high maximum temperature	43.5 C (110.3 F)	28 of 100 (Routine)
Mont-Aigoual	France	Record daily precipitation	63.5 mm (2.5 in)	28 of 100 (Routine)
San Javier	Mexico	Record high minimum temperature	15.6 C (60.1 F)	28 of 100 (Routine)
San Pedro Juchatengo (Cfe)	Mexico	Record low minimum temperature	5.6 C (42.1 F)	28 of 100 (Routine)
Munising	United States	Record daily snowfall	20.3 cm (8.0 in)	28 of 100 (Routine)
Rockhampton Aero	Australia	Record high maximum temperature	38.8 C (101.8 F)	27 of 100 (Routine)

Counts by Type and Timescale

629 records

Records set or tied on 21 February 2004 by type: Highest daily maximum 229, Lowest daily maximum 44, Highest daily minimum 137, Lowest daily minimum 65, Heaviest daily rainfall 121, Heaviest daily snowfall 15, Deepest snow cover 18.

Records on 21 February 2004 by type
Record type	Records
Highest daily maximum	229
Lowest daily maximum	44
Highest daily minimum	137
Lowest daily minimum	65
Heaviest daily rainfall	121
Heaviest daily snowfall	15
Deepest snow cover	18

Records on 21 February 2004 by timescale: all-time 14, monthly 56, daily 559.

How Much Records Were Beaten By

525 broken records

Margins by which the 525 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 229.0. Ties are not counted.

Top 20 by Significance

21 February 2004

Top 20 records on 21 February 2004 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
21 February 2004	Dannemora, US	daily rain	38.6 mm (1.5 in)	15.7 mm (0.6 in)	80 years	56 of 100 (Notable)
21 February 2004	Milan, IT	daily rain	44.0 mm (1.7 in)	12.5 mm (0.5 in)	110 years	53 of 100 (Notable)
21 February 2004	Santo Domingo, MX	daily low min	6.7 C (44.1 F)	6.1 C (11.0 F)	32 years	51 of 100 (Notable)
21 February 2004	Sultan Abdul Aziz Shah Intl, MY	daily rain	150.1 mm (5.9 in)	99.0 mm (3.9 in)	16 years	49 of 100 (Notable)
21 February 2004	South West Rocks (Smoky Cape L, AU	monthly high max	39.2 C (102.6 F)	4.8 C (8.6 F)	38 years	48 of 100 (Notable)
21 February 2004	Landor, AU	daily rain	50.9 mm (2.0 in)	35.7 mm (1.4 in)	44 years	45 of 100 (Notable)
21 February 2004	San Luis Obispo Poly, US	daily rain	58.4 mm (2.3 in)	16.5 mm (0.6 in)	89 years	45 of 100 (Notable)
21 February 2004	Slettnes Fyr, NO	monthly rain	25.7 mm (1.0 in)	7.2 mm (0.28 in)	5 years	44 of 100 (Notable)
21 February 2004	Biskra, DZ	daily high max	29.1 C (84.4 F)	1.1 C (2.0 F)	118 years	43 of 100 (Notable)
21 February 2004	Incheon, KR	daily rain	39.9 mm (1.6 in)	23.9 mm (0.9 in)	10 years	43 of 100 (Notable)
21 February 2004	Crosby, US	daily snow depth	55.9 cm (22.0 in)	15.3 cm (6.0 in)	66 years	42 of 100 (Notable)
21 February 2004	Punta Abreojos, MX	daily rain	25.9 mm (1.0 in)	25.9 mm (1.0 in)	48 years	41 of 100 (Notable)
21 February 2004	Gunnedah Pool, AU	daily high max	40.9 C (105.6 F)	0.2 C (0.4 F)	126 years	40 of 100 (Notable)
21 February 2004	Taree (Radio Station 2Re), AU	all-time high max	45.2 C (113.4 F)	1.8 C (3.2 F)	35 years	39 of 100 (Notable)
21 February 2004	Ludington 4 SE, US	daily high min	2.2 C (36.0 F)	0.5 C (0.9 F)	97 years	39 of 100 (Notable)
21 February 2004	Sault Ste Marie Sanderson Fld, US	daily snowfall	22.4 cm (8.8 in)	10.0 cm (3.9 in)	30 years	39 of 100 (Notable)
21 February 2004	Mulga Downs, AU	daily rain	111.0 mm (4.4 in)	24.1 mm (0.9 in)	56 years	38 of 100 (Notable)
21 February 2004	Presa Colorines (Cfe), MX	daily low min	5.0 C (41.0 F)	3.3 C (5.9 F)	40 years	38 of 100 (Notable)
21 February 2004	Haines AP, US	daily high min	4.4 C (39.9 F)	3.8 C (6.8 F)	76 years	38 of 100 (Notable)
21 February 2004	Tizi Ouzou, DZ	daily high max	27.0 C (80.6 F)	2.0 C (3.6 F)	77 years	37 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

1795 to 2004

Records set or tied on this calendar date in each year from 1795 to 2004. 2004 had 629 records.

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

Records on 02-21 in each year
Year	Records
1795	1
1804	1
1810	3
1814	3
1838	1
1845	1
1846	2
1847	1
1849	2
1850	1
1851	1
1855	1
1856	1
1860	1
1861	1
1862	2
1870	2
1875	2
1876	1
1879	1
1880	2
1881	1
1882	1
1883	1
1884	1
1885	1
1886	3
1888	2
1889	4
1890	2
1891	1
1893	9
1894	2
1895	2
1896	1
1897	5
1898	14
1899	3
1900	1
1901	11
1902	8
1903	13
1904	12
1905	6
1906	51
1907	18
1908	12
1909	28
1910	26
1911	24
1912	26
1913	29
1914	25
1915	52
1916	82
1917	415
1918	80
1919	47
1920	23
1921	96
1922	157
1923	40
1924	84
1925	209
1926	101
1927	191
1928	81
1929	403
1930	1,334
1931	197
1932	159
1933	229
1934	423
1935	300
1936	617
1937	699
1938	181
1939	586
1940	159
1941	224
1942	552
1943	460
1944	313
1945	621
1946	149
1947	458
1948	511
1949	889
1950	492
1951	573
1952	356
1953	1,238
1954	958
1955	857
1956	460
1957	709
1958	993
1959	383
1960	493
1961	831
1962	590
1963	1,022
1964	357
1965	275
1966	574
1967	312
1968	1,177
1969	658
1970	545
1971	787
1972	717
1973	790
1974	634
1975	655
1976	845
1977	1,362
1978	1,382
1979	1,212
1980	837
1981	1,600
1982	1,074
1983	608
1984	518
1985	837
1986	1,341
1987	658
1988	633
1989	866
1990	1,971
1991	680
1992	418
1993	1,540
1994	980
1995	1,267
1996	1,742
1997	1,806
1998	1,100
1999	552
2000	812
2001	583
2002	934
2003	1,253
2004	629
2005	840
2006	801
2007	747
2008	1,131
2009	622
2010	1,156
2011	1,379
2012	540
2013	845
2014	881
2015	1,773
2016	1,151
2017	1,828
2018	2,891
2019	1,330
2020	547
2021	879
2022	734
2023	677
2024	648
2025	1,776
2026	552

Download the Data

Data for records on 2004-02-21: 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	512
50 to 100	8
100 to 150	3
150 to 200	1
200 to 250	1