Weather Records on 21 July 2004

694 weather records were set or tied worldwide on 21 July 2004. Highest significance: Wahlsburg-Lippoldsberg, DE.

Key Facts for 21 July 2004

On 21 July 2004, 694 weather records were set or tied at long-record stations worldwide.
358 were record highs and 189 were record lows, counting maximum and minimum temperature.
By timescale, 16 were all-time records, 34 monthly and 644 daily.
Wahlsburg-Lippoldsberg set a daily record precipitation of 62.8 mm (2.5 in) on 21 July 2004.
Across 159 earlier years (1794 to 2026) the same calendar date averaged 465 records.

Record Map

694 stations

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

Weather records on 21 July 2004: highest significance records shown on the map
Station	Country	Type	Value	Significance
Wahlsburg-Lippoldsberg	Germany	Record daily precipitation	62.8 mm (2.5 in)	68 of 100 (Major)
Uzur	Russia	Record daily precipitation	43.2 mm (1.7 in)	60 of 100 (Major)
Carnarvon Airport	Australia	Record daily precipitation	63.6 mm (2.5 in)	58 of 100 (Notable)
Arch	United States	Record daily precipitation	48.3 mm (1.9 in)	57 of 100 (Notable)
Troy	United States	Record low minimum temperature	15.0 C (59.0 F)	56 of 100 (Notable)
Volkel_1	Netherlands	Record daily precipitation	59.8 mm (2.4 in)	54 of 100 (Notable)
Playa Vicente	Mexico	Record low minimum temperature	16.1 C (61.0 F)	50 of 100 (Notable)
Vardoe	Norway	Record daily precipitation	31.1 mm (1.2 in)	48 of 100 (Notable)
Komstorp	Sweden	Record daily precipitation	30.3 mm (1.2 in)	47 of 100 (Notable)
Bad Lauchstadt	Germany	Record daily precipitation	34.3 mm (1.4 in)	46 of 100 (Notable)
Chanthaburi	Thailand	Record daily precipitation	182.1 mm (7.2 in)	46 of 100 (Notable)
Brickhouse	Australia	Record daily precipitation	41.0 mm (1.6 in)	45 of 100 (Notable)
Kassel	Germany	Record daily precipitation	42.4 mm (1.7 in)	45 of 100 (Notable)
Finca Chicharras	Mexico	Record low minimum temperature	12.8 C (55.0 F)	44 of 100 (Notable)
Karesuando	Sweden	Record daily precipitation	33.0 mm (1.3 in)	44 of 100 (Notable)
Shimizu	Japan	Record high maximum temperature	35.2 C (95.4 F)	43 of 100 (Notable)
Ocosingo	Mexico	Record low maximum temperature	17.8 C (64.0 F)	43 of 100 (Notable)
Tomsk	Russia	Record daily precipitation	29.0 mm (1.1 in)	43 of 100 (Notable)
Highland Home	United States	Record low minimum temperature	15.0 C (59.0 F)	43 of 100 (Notable)
Tihosuco	Mexico	Record low minimum temperature	15.0 C (59.0 F)	42 of 100 (Notable)
Ulan-Ude	Russia	Record daily precipitation	25.1 mm (1.0 in)	42 of 100 (Notable)
Greeneville Exp STN	United States	Record low minimum temperature	11.7 C (53.1 F)	42 of 100 (Notable)
Torsas	Sweden	Record daily precipitation	32.4 mm (1.3 in)	41 of 100 (Notable)
Oshima	Japan	Record high maximum temperature	34.3 C (93.7 F)	40 of 100 (Notable)
Oktjabrskij-Gorodok	Russia	Record low maximum temperature	18.1 C (64.6 F)	40 of 100 (Notable)
Glorieta	United States	Record daily precipitation	31.0 mm (1.2 in)	40 of 100 (Notable)
Mill	Netherlands	Record daily precipitation	36.3 mm (1.4 in)	39 of 100 (Notable)
Cuernavaca (Dge)	Mexico	Record low minimum temperature	11.7 C (53.1 F)	38 of 100 (Notable)
Ojo Caliente	Mexico	Record daily precipitation	43.4 mm (1.7 in)	38 of 100 (Notable)
Rinconada	Mexico	Record high maximum temperature	38.9 C (102.0 F)	38 of 100 (Notable)
Aksa	Russia	Record high maximum temperature	41.7 C (107.1 F)	38 of 100 (Notable)
Borzja	Russia	Record high maximum temperature	40.3 C (104.5 F)	38 of 100 (Notable)
Babuskin	Russia	Record daily precipitation	48.9 mm (1.9 in)	37 of 100 (Notable)
Borinquen AP	Puerto Rico [United States]	Record daily precipitation	46.2 mm (1.8 in)	36 of 100 (Notable)
Orogrande	United States	Record low minimum temperature	13.3 C (55.9 F)	36 of 100 (Notable)
Utsjoki Outakoski	Finland	Record daily precipitation	26.1 mm (1.0 in)	35 of 100 (Notable)
Enyeje	Mexico	Record daily precipitation	31.8 mm (1.3 in)	35 of 100 (Notable)
Santiago Chivela	Mexico	Record low minimum temperature	16.7 C (62.1 F)	34 of 100 (Routine)
Dzan	Mexico	Record low minimum temperature	14.4 C (57.9 F)	34 of 100 (Routine)
Alma Bacon Co AP	United States	Record low minimum temperature	17.2 C (63.0 F)	34 of 100 (Routine)
Quobba	Australia	Record daily precipitation	104.0 mm (4.1 in)	33 of 100 (Routine)
Tulihe	China	Record high maximum temperature	35.9 C (96.6 F)	33 of 100 (Routine)
Guiyang	China	Record daily precipitation	88.9 mm (3.5 in)	33 of 100 (Routine)
Tokushima	Japan	Record high minimum temperature	28.2 C (82.8 F)	33 of 100 (Routine)
Loreto	Mexico	Record daily precipitation	33.8 mm (1.3 in)	33 of 100 (Routine)
Mulege	Mexico	Record high maximum temperature	40.6 C (105.1 F)	33 of 100 (Routine)
Algona	United States	Record daily precipitation	52.1 mm (2.1 in)	33 of 100 (Routine)
Bad Sooden-Allendorf	Germany	Record daily precipitation	28.8 mm (1.1 in)	32 of 100 (Routine)
Hidalgo (Dge)	Mexico	Record daily precipitation	72.1 mm (2.8 in)	32 of 100 (Routine)
Dzan	Mexico	Record low maximum temperature	25.6 C (78.1 F)	32 of 100 (Routine)
Bjoernoeya	Norway	Record high maximum temperature	15.1 C (59.2 F)	32 of 100 (Routine)
Nelson Bay (Nelson Head)	Australia	Record daily precipitation	33.8 mm (1.3 in)	31 of 100 (Routine)
Baruun-Urt	Mongolia	Record high minimum temperature	23.0 C (73.4 F)	31 of 100 (Routine)
Kirkwall	United Kingdom	Record low minimum temperature	0.0 C (32.0 F)	31 of 100 (Routine)
Clayton	United States	Record low minimum temperature	15.6 C (60.1 F)	31 of 100 (Routine)
Wentworth 2.5 WNW	United States	Record daily precipitation	50.3 mm (2.0 in)	31 of 100 (Routine)
Salvatierra	Mexico	Record daily precipitation	44.2 mm (1.7 in)	30 of 100 (Routine)
Canton	Mexico	Record high minimum temperature	23.9 C (75.0 F)	30 of 100 (Routine)
Santa Fe 2	United States	Record daily precipitation	27.7 mm (1.1 in)	30 of 100 (Routine)
Xochitlan Todos Santos	Mexico	Record daily precipitation	25.9 mm (1.0 in)	29 of 100 (Routine)

Counts by Type and Timescale

694 records

Records set or tied on 21 July 2004 by type: Highest daily maximum 191, Lowest daily maximum 68, Highest daily minimum 167, Lowest daily minimum 121, Heaviest daily rainfall 147.

Records on 21 July 2004 by type
Record type	Records
Highest daily maximum	191
Lowest daily maximum	68
Highest daily minimum	167
Lowest daily minimum	121
Heaviest daily rainfall	147
Heaviest daily snowfall	0
Deepest snow cover	0

Records on 21 July 2004 by timescale: all-time 16, monthly 34, daily 644.

How Much Records Were Beaten By

464 broken records

Margins by which the 464 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 66.1. Ties are not counted.

Top 20 by Significance

21 July 2004

Top 20 records on 21 July 2004 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
21 July 2004	Wahlsburg-Lippoldsberg, DE	daily rain	62.8 mm (2.5 in)	32.1 mm (1.3 in)	71 years	68 of 100 (Major)
21 July 2004	Uzur, RU	daily rain	43.2 mm (1.7 in)	27.8 mm (1.1 in)	67 years	60 of 100 (Major)
21 July 2004	Carnarvon Airport, AU	daily rain	63.6 mm (2.5 in)	48.6 mm (1.9 in)	40 years	58 of 100 (Notable)
21 July 2004	Arch, US	daily rain	48.3 mm (1.9 in)	34.3 mm (1.4 in)	74 years	57 of 100 (Notable)
21 July 2004	Troy, US	daily low min	15.0 C (59.0 F)	2.8 C (5.0 F)	94 years	56 of 100 (Notable)
21 July 2004	Volkel_1, NL	monthly rain	59.8 mm (2.4 in)	20.9 mm (0.8 in)	24 years	54 of 100 (Notable)
21 July 2004	Playa Vicente, MX	daily low min	16.1 C (61.0 F)	4.5 C (8.1 F)	33 years	50 of 100 (Notable)
21 July 2004	Vardoe, NO	daily rain	31.1 mm (1.2 in)	15.5 mm (0.6 in)	29 years	48 of 100 (Notable)
21 July 2004	Komstorp, SE	daily rain	30.3 mm (1.2 in)	18.6 mm (0.7 in)	42 years	47 of 100 (Notable)
21 July 2004	Bad Lauchstadt, DE	daily rain	34.3 mm (1.4 in)	5.0 mm (0.20 in)	102 years	46 of 100 (Notable)
21 July 2004	Chanthaburi, TH	daily rain	182.1 mm (7.2 in)	66.1 mm (2.6 in)	53 years	46 of 100 (Notable)
21 July 2004	Brickhouse, AU	daily rain	41.0 mm (1.6 in)	13.8 mm (0.5 in)	80 years	45 of 100 (Notable)
21 July 2004	Kassel, DE	daily rain	42.4 mm (1.7 in)	21.0 mm (0.8 in)	38 years	45 of 100 (Notable)
21 July 2004	Finca Chicharras, MX	daily low min	12.8 C (55.0 F)	2.8 C (5.0 F)	42 years	44 of 100 (Notable)
21 July 2004	Karesuando, SE	daily rain	33.0 mm (1.3 in)	9.0 mm (0.35 in)	65 years	44 of 100 (Notable)
21 July 2004	Shimizu, JP	all-time high max	35.2 C (95.4 F)	0.7 C (1.3 F)	51 years	43 of 100 (Notable)
21 July 2004	Ocosingo, MX	daily low max	17.8 C (64.0 F)	7.8 C (14.0 F)	48 years	43 of 100 (Notable)
21 July 2004	Tomsk, RU	daily rain	29.0 mm (1.1 in)	2.9 mm (0.11 in)	107 years	43 of 100 (Notable)
21 July 2004	Highland Home, US	daily low min	15.0 C (59.0 F)	0.6 C (1.1 F)	100 years	43 of 100 (Notable)
21 July 2004	Tihosuco, MX	daily low min	15.0 C (59.0 F)	3.9 C (7.0 F)	47 years	42 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

1794 to 2004

Records set or tied on this calendar date in each year from 1794 to 2004. 2004 had 694 records.

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

Records on 07-21 in each year
Year	Records
1794	1
1795	1
1796	1
1797	1
1813	2
1832	2
1837	1
1839	1
1843	1
1844	2
1854	1
1859	3
1865	3
1868	3
1872	1
1876	1
1879	2
1880	1
1881	1
1884	1
1885	1
1886	2
1888	2
1889	3
1890	2
1892	3
1893	3
1894	3
1895	1
1896	3
1897	4
1898	7
1899	2
1900	6
1901	13
1902	12
1903	10
1904	8
1905	13
1906	13
1907	12
1908	25
1909	18
1910	12
1911	37
1912	52
1913	41
1914	48
1915	81
1916	72
1917	136
1918	130
1919	51
1920	33
1921	55
1922	48
1923	132
1924	286
1925	202
1926	401
1927	191
1928	205
1929	360
1930	521
1931	549
1932	322
1933	208
1934	965
1935	236
1936	322
1937	253
1938	638
1939	415
1940	318
1941	226
1942	318
1943	253
1944	716
1945	300
1946	398
1947	795
1948	403
1949	603
1950	662
1951	427
1952	657
1953	351
1954	656
1955	582
1956	490
1957	447
1958	531
1959	940
1960	651
1961	388
1962	263
1963	470
1964	457
1965	748
1966	626
1967	313
1968	334
1969	636
1970	1,241
1971	475
1972	1,046
1973	871
1974	536
1975	380
1976	477
1977	708
1978	1,155
1979	964
1980	926
1981	1,352
1982	588
1983	1,234
1984	764
1985	554
1986	791
1987	1,025
1988	1,015
1989	973
1990	914
1991	812
1992	1,562
1993	866
1994	773
1995	1,247
1996	1,141
1997	849
1998	1,674
1999	814
2000	1,230
2001	889
2002	990
2003	1,250
2004	694
2005	1,420
2006	1,479
2007	1,145
2008	989
2009	1,306
2010	1,148
2011	1,414
2012	815
2013	526
2014	762
2015	704
2016	645
2017	433
2018	942
2019	755
2020	363
2021	574
2022	866
2023	816
2024	873
2025	881
2026	874

Download the Data

Data for records on 2004-07-21: 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 10	418
10 to 20	26
20 to 30	11
30 to 40	5
40 to 50	3
50 to 60	0
60 to 70	1