Weather Records on 21 March 2004

1,511 weather records were set or tied worldwide on 21 March 2004. Highest significance: Manoa Tun 2 716, US.

Key Facts for 21 March 2004

On 21 March 2004, 1,511 weather records were set or tied at long-record stations worldwide.
1,153 were record highs and 62 were record lows, counting maximum and minimum temperature.
By timescale, 5 were all-time records, 255 monthly and 1,251 daily.
Manoa Tun 2 716 set a daily record precipitation of 198.4 mm (7.8 in) on 21 March 2004.
Across 157 earlier years (1797 to 2026) the same calendar date averaged 476 records.

Record Map

1,511 stations

1,511 station records on 21 March 2004 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 21 March 2004: highest significance records shown on the map
Station	Country	Type	Value	Significance
Manoa Tun 2 716	United States	Record daily precipitation	198.4 mm (7.8 in)	61 of 100 (Major)
Albany	United States	Record daily precipitation	57.2 mm (2.3 in)	56 of 100 (Notable)
El Derrame	Mexico	Record daily precipitation	51.3 mm (2.0 in)	55 of 100 (Notable)
Hoglekardalen	Sweden	Record daily precipitation	34.9 mm (1.4 in)	55 of 100 (Notable)
Dolinovka	Russia	Record daily precipitation	28.1 mm (1.1 in)	54 of 100 (Notable)
Barrow AP	United States	Record high minimum temperature	-6.1 C (21.0 F)	54 of 100 (Notable)
Santo Domingo	Mexico	Record low minimum temperature	8.9 C (48.0 F)	53 of 100 (Notable)
Simon Bolivar	Mexico	Record daily precipitation	91.9 mm (3.6 in)	53 of 100 (Notable)
Ossora	Russia	Record daily precipitation	29.0 mm (1.1 in)	52 of 100 (Notable)
Ceballos	Mexico	Record daily precipitation	42.9 mm (1.7 in)	51 of 100 (Notable)
Paonia 1SW	United States	Record high maximum temperature	26.7 C (80.1 F)	51 of 100 (Notable)
Oakley	United States	Record high maximum temperature	25.0 C (77.0 F)	51 of 100 (Notable)
Paradise Valley 1 NW	United States	Record high maximum temperature	27.2 C (81.0 F)	50 of 100 (Notable)
Scipio	United States	Record high maximum temperature	26.1 C (79.0 F)	50 of 100 (Notable)
Montemorelos	Mexico	Record daily precipitation	52.8 mm (2.1 in)	48 of 100 (Notable)
Wells	United States	Record high maximum temperature	25.0 C (77.0 F)	48 of 100 (Notable)
Odesa	Ukraine	Record high maximum temperature	22.3 C (72.1 F)	47 of 100 (Notable)
Willcox	United States	Record high minimum temperature	15.6 C (60.1 F)	47 of 100 (Notable)
Gunnison 3SW	United States	Record high maximum temperature	20.6 C (69.1 F)	47 of 100 (Notable)
Lima	United States	Record high maximum temperature	18.9 C (66.0 F)	47 of 100 (Notable)
Cabezones	Mexico	Record daily precipitation	37.8 mm (1.5 in)	46 of 100 (Notable)
Presa la Codorniz	Mexico	Record daily precipitation	41.9 mm (1.6 in)	45 of 100 (Notable)
Presa la Flor	Mexico	Record daily precipitation	29.0 mm (1.1 in)	45 of 100 (Notable)
Odesa	Ukraine	Record high minimum temperature	10.2 C (50.4 F)	45 of 100 (Notable)
Lahontan Dam	United States	Record high maximum temperature	27.2 C (81.0 F)	45 of 100 (Notable)
La Boca	Mexico	Record daily precipitation	27.4 mm (1.1 in)	44 of 100 (Notable)
Santa Clara	Mexico	Record daily precipitation	27.4 mm (1.1 in)	43 of 100 (Notable)
Parker Rsvr	United States	Record high minimum temperature	22.2 C (72.0 F)	43 of 100 (Notable)
Lake City	United States	Record high maximum temperature	19.4 C (66.9 F)	43 of 100 (Notable)
Saguache	United States	Record high maximum temperature	23.3 C (73.9 F)	42 of 100 (Notable)
Dyer 5S	United States	Record high maximum temperature	26.7 C (80.1 F)	42 of 100 (Notable)
Xochitlan Todos Santos	Mexico	Record high minimum temperature	17.8 C (64.0 F)	41 of 100 (Notable)
Henichesk	Ukraine	Record high minimum temperature	8.0 C (46.4 F)	41 of 100 (Notable)
Imperial	United States	Record high maximum temperature	37.2 C (99.0 F)	41 of 100 (Notable)
Parker Rsvr	United States	Record high maximum temperature	37.8 C (100.0 F)	41 of 100 (Notable)
Fruita	United States	Record high maximum temperature	28.3 C (82.9 F)	41 of 100 (Notable)
Minden	United States	Record high maximum temperature	28.9 C (84.0 F)	41 of 100 (Notable)
Mancos 1SW	United States	Record high maximum temperature	21.7 C (71.1 F)	40 of 100 (Notable)
Moultrie 2 ESE	United States	Record high maximum temperature	33.9 C (93.0 F)	40 of 100 (Notable)
Virginia City	United States	Record high maximum temperature	19.4 C (66.9 F)	40 of 100 (Notable)
Fillmore	United States	Record high maximum temperature	26.1 C (79.0 F)	40 of 100 (Notable)
Grand Junction Walker Fld	United States	Record high maximum temperature	26.1 C (79.0 F)	40 of 100 (Notable)
Semjachik	Russia	Record daily precipitation	32.2 mm (1.3 in)	39 of 100 (Notable)
Upington Agr.	South Africa	Record daily precipitation	95.8 mm (3.8 in)	39 of 100 (Notable)
Truckee Rs	United States	Record high maximum temperature	22.2 C (72.0 F)	39 of 100 (Notable)
McGill	United States	Record high maximum temperature	26.1 C (79.0 F)	39 of 100 (Notable)
Levan	United States	Record high maximum temperature	26.7 C (80.1 F)	39 of 100 (Notable)
Newport	United States	Record high maximum temperature	20.6 C (69.1 F)	39 of 100 (Notable)
Glenbrook	United States	Record high maximum temperature	17.8 C (64.0 F)	38 of 100 (Notable)
Moab	United States	Record high maximum temperature	29.4 C (84.9 F)	38 of 100 (Notable)
Elma	United States	Record high maximum temperature	25.6 C (78.1 F)	38 of 100 (Notable)
Feodosiia	Ukraine	Record high maximum temperature	23.3 C (73.9 F)	37 of 100 (Notable)
Calaveras Big Trees	United States	Record high minimum temperature	8.3 C (46.9 F)	37 of 100 (Notable)
Turlock #2	United States	Record high maximum temperature	27.2 C (81.0 F)	37 of 100 (Notable)
Cambridge	United States	Record high maximum temperature	22.8 C (73.0 F)	37 of 100 (Notable)
Paul 1ENE	United States	Record high maximum temperature	23.3 C (73.9 F)	37 of 100 (Notable)
Austin #2	United States	Record high maximum temperature	24.4 C (75.9 F)	37 of 100 (Notable)
Puerto de Valles	Mexico	Record daily precipitation	30.5 mm (1.2 in)	36 of 100 (Notable)
Bowman Dam	United States	Record high maximum temperature	23.3 C (73.9 F)	36 of 100 (Notable)
Graton	United States	Record high maximum temperature	29.4 C (84.9 F)	36 of 100 (Notable)

Counts by Type and Timescale

1,511 records

Records set or tied on 21 March 2004 by type: Highest daily maximum 771, Lowest daily maximum 40, Highest daily minimum 382, Lowest daily minimum 22, Heaviest daily rainfall 287, Heaviest daily snowfall 1, Deepest snow cover 8.

Records on 21 March 2004 by type
Record type	Records
Highest daily maximum	771
Lowest daily maximum	40
Highest daily minimum	382
Lowest daily minimum	22
Heaviest daily rainfall	287
Heaviest daily snowfall	1
Deepest snow cover	8

Records on 21 March 2004 by timescale: all-time 5, monthly 255, daily 1,251.

How Much Records Were Beaten By

1,206 broken records

Margins by which the 1,206 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 128.8. Ties are not counted.

Top 20 by Significance

21 March 2004

Top 20 records on 21 March 2004 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
21 March 2004	Manoa Tun 2 716, US	daily rain	198.4 mm (7.8 in)	128.8 mm (5.1 in)	53 years	61 of 100 (Major)
21 March 2004	Albany, US	daily rain	57.2 mm (2.3 in)	40.2 mm (1.6 in)	34 years	56 of 100 (Notable)
21 March 2004	El Derrame, MX	monthly rain	51.3 mm (2.0 in)	32.5 mm (1.3 in)	36 years	55 of 100 (Notable)
21 March 2004	Hoglekardalen, SE	daily rain	34.9 mm (1.4 in)	28.3 mm (1.1 in)	37 years	55 of 100 (Notable)
21 March 2004	Dolinovka, RU	monthly rain	28.1 mm (1.1 in)	13.7 mm (0.5 in)	5 years	54 of 100 (Notable)
21 March 2004	Barrow AP, US	daily high min	-6.1 C (21.0 F)	8.9 C (16.0 F)	100 years	54 of 100 (Notable)
21 March 2004	Santo Domingo, MX	daily low min	8.9 C (48.0 F)	5.0 C (9.0 F)	51 years	53 of 100 (Notable)
21 March 2004	Simon Bolivar, MX	monthly rain	91.9 mm (3.6 in)	67.0 mm (2.6 in)	3 years	53 of 100 (Notable)
21 March 2004	Ossora, RU	daily rain	29.0 mm (1.1 in)	20.3 mm (0.8 in)	32 years	52 of 100 (Notable)
21 March 2004	Ceballos, MX	monthly rain	42.9 mm (1.7 in)	27.4 mm (1.1 in)	36 years	51 of 100 (Notable)
21 March 2004	Paonia 1SW, US	monthly high max	26.7 C (80.1 F)	1.1 C (2.0 F)	97 years	51 of 100 (Notable)
21 March 2004	Oakley, US	monthly high max	25.0 C (77.0 F)	0.6 C (1.1 F)	108 years	51 of 100 (Notable)
21 March 2004	Paradise Valley 1 NW, US	monthly high max	27.2 C (81.0 F)	0.5 C (0.9 F)	108 years	50 of 100 (Notable)
21 March 2004	Scipio, US	monthly high max	26.1 C (79.0 F)	0.5 C (0.9 F)	100 years	50 of 100 (Notable)
21 March 2004	Montemorelos, MX	daily rain	52.8 mm (2.1 in)	37.8 mm (1.5 in)	22 years	48 of 100 (Notable)
21 March 2004	Wells, US	monthly high max	25.0 C (77.0 F)	1.1 C (2.0 F)	89 years	48 of 100 (Notable)
21 March 2004	Odesa, UA	daily high max	22.3 C (72.1 F)	3.9 C (7.0 F)	98 years	47 of 100 (Notable)
21 March 2004	Willcox, US	monthly high min	15.6 C (60.1 F)	3.4 C (6.1 F)	64 years	47 of 100 (Notable)
21 March 2004	Gunnison 3SW, US	daily high max	20.6 C (69.1 F)	5.0 C (9.0 F)	94 years	47 of 100 (Notable)
21 March 2004	Lima, US	daily high max	18.9 C (66.0 F)	3.9 C (7.0 F)	104 years	47 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

1797 to 2004

Records set or tied on this calendar date in each year from 1797 to 2004. 2004 had 1,511 records.

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

Records on 03-21 in each year
Year	Records
1797	2
1805	1
1806	1
1822	1
1830	1
1836	1
1837	1
1845	1
1846	1
1850	1
1852	2
1857	1
1865	7
1874	1
1877	1
1880	1
1881	1
1883	2
1884	1
1885	5
1886	2
1888	1
1890	3
1892	1
1893	1
1894	1
1895	1
1896	2
1897	2
1898	3
1899	4
1900	4
1901	9
1902	18
1903	23
1904	17
1905	6
1906	3
1907	14
1908	3
1909	11
1910	10
1911	10
1912	36
1913	97
1914	71
1915	27
1916	44
1917	43
1918	43
1919	29
1920	90
1921	96
1922	50
1923	72
1924	96
1925	141
1926	282
1927	179
1928	293
1929	104
1930	99
1931	638
1932	305
1933	235
1934	114
1935	675
1936	225
1937	172
1938	783
1939	280
1940	366
1941	311
1942	330
1943	217
1944	556
1945	294
1946	570
1947	192
1948	948
1949	330
1950	398
1951	779
1952	689
1953	342
1954	211
1955	1,124
1956	686
1957	373
1958	619
1959	230
1960	892
1961	268
1962	548
1963	298
1964	333
1965	1,961
1966	464
1967	487
1968	798
1969	219
1970	612
1971	358
1972	519
1973	385
1974	1,097
1975	751
1976	710
1977	376
1978	838
1979	656
1980	775
1981	676
1982	850
1983	1,673
1984	835
1985	503
1986	1,170
1987	948
1988	1,155
1989	1,396
1990	1,380
1991	1,446
1992	877
1993	687
1994	684
1995	1,141
1996	1,119
1997	1,670
1998	935
1999	1,044
2000	802
2001	1,342
2002	1,593
2003	1,073
2004	1,511
2005	649
2006	1,417
2007	1,220
2008	734
2009	558
2010	1,134
2011	1,451
2012	2,854
2013	727
2014	639
2015	568
2016	553
2017	1,117
2018	809
2019	649
2020	445
2021	489
2022	615
2023	815
2024	432
2025	845
2026	2,614

Download the Data

Data for records on 2004-03-21: 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 20	1,181
20 to 40	19
40 to 60	2
60 to 80	3
80 to 100	0
100 to 120	0
120 to 140	1