Weather Records on 20 August 2004

1,333 weather records were set or tied worldwide on 20 August 2004. Highest significance: Hot Springs 1 NNE, US.

Key Facts for 20 August 2004

On 20 August 2004, 1,333 weather records were set or tied at long-record stations worldwide.
426 were record highs and 572 were record lows, counting maximum and minimum temperature.
By timescale, 5 were all-time records, 28 monthly and 1,300 daily.
Hot Springs 1 NNE set a daily record precipitation of 120.1 mm (4.7 in) on 20 August 2004.
Across 163 earlier years (1797 to 2026) the same calendar date averaged 449 records.

Record Map

1,333 stations

1,333 station records on 20 August 2004 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 20 August 2004: highest significance records shown on the map
Station	Country	Type	Value	Significance
Hot Springs 1 NNE	United States	Record daily precipitation	120.1 mm (4.7 in)	78 of 100 (Major)
Longview	United States	Record daily precipitation	57.9 mm (2.3 in)	69 of 100 (Major)
Orje	Norway	Record daily precipitation	44.8 mm (1.8 in)	66 of 100 (Major)
Cleburne	United States	Record daily precipitation	97.8 mm (3.9 in)	66 of 100 (Major)
Goldthwaite 1 WSW	United States	Record daily precipitation	61.5 mm (2.4 in)	61 of 100 (Major)
Davilla 2N	United States	Record daily precipitation	107.4 mm (4.2 in)	60 of 100 (Major)
Sarpsborg	Norway	Record daily precipitation	50.3 mm (2.0 in)	57 of 100 (Notable)
Rainbow	United States	Record daily precipitation	83.8 mm (3.3 in)	56 of 100 (Notable)
Benton	United States	Record daily precipitation	71.9 mm (2.8 in)	54 of 100 (Notable)
Des Arc	United States	Record daily precipitation	82.8 mm (3.3 in)	54 of 100 (Notable)
San Ildelfonso Villa Alta	Mexico	Record low minimum temperature	10.6 C (51.1 F)	53 of 100 (Notable)
Morgan	United States	Record daily precipitation	70.1 mm (2.8 in)	53 of 100 (Notable)
Nome AP	United States	Record high maximum temperature	25.6 C (78.1 F)	53 of 100 (Notable)
Ripley	United States	Record daily precipitation	50.8 mm (2.0 in)	52 of 100 (Notable)
Evant 1SSW	United States	Record daily precipitation	65.3 mm (2.6 in)	52 of 100 (Notable)
Flagstaff AP	United States	Record daily precipitation	46.7 mm (1.8 in)	52 of 100 (Notable)
Tangancicuaro	Mexico	Record high maximum temperature	36.7 C (98.1 F)	50 of 100 (Notable)
Bremond	United States	Record daily precipitation	102.4 mm (4.0 in)	50 of 100 (Notable)
Cleveland	United States	Record daily precipitation	62.7 mm (2.5 in)	50 of 100 (Notable)
Superior	United States	Record low maximum temperature	18.3 C (64.9 F)	49 of 100 (Notable)
Comanche	United States	Record daily precipitation	61.5 mm (2.4 in)	49 of 100 (Notable)
Stromsfoss Sluse	Norway	Record daily precipitation	26.7 mm (1.1 in)	48 of 100 (Notable)
Chattanooga	United States	Record daily precipitation	46.2 mm (1.8 in)	48 of 100 (Notable)
Akron 4 E	United States	Record low maximum temperature	15.6 C (60.1 F)	47 of 100 (Notable)
Leroy 5 WSW	United States	Record low maximum temperature	14.4 C (57.9 F)	47 of 100 (Notable)
Corsicana	United States	Record daily precipitation	66.8 mm (2.6 in)	47 of 100 (Notable)
Elgin 1 N	United States	Record daily precipitation	108.2 mm (4.3 in)	47 of 100 (Notable)
Tahoka	United States	Record daily precipitation	34.3 mm (1.4 in)	47 of 100 (Notable)
Creighton	United States	Record low minimum temperature	5.6 C (42.1 F)	46 of 100 (Notable)
Port Jervis	United States	Record daily precipitation	42.4 mm (1.7 in)	46 of 100 (Notable)
Lima Wwtp	United States	Record daily precipitation	35.6 mm (1.4 in)	46 of 100 (Notable)
Hillsboro	United States	Record daily precipitation	69.6 mm (2.7 in)	46 of 100 (Notable)
Rosser	United States	Record daily precipitation	57.9 mm (2.3 in)	46 of 100 (Notable)
Stephenville Clark Fld	United States	Record daily precipitation	61.2 mm (2.4 in)	46 of 100 (Notable)
Springhill	United States	Record daily precipitation	91.4 mm (3.6 in)	45 of 100 (Notable)
Center City	United States	Record daily precipitation	54.1 mm (2.1 in)	45 of 100 (Notable)
Glenwood 4 NNE	United States	Record daily precipitation	68.1 mm (2.7 in)	44 of 100 (Notable)
Leroy 5 WSW	United States	Record low minimum temperature	7.8 C (46.0 F)	44 of 100 (Notable)
Vestervig	Denmark	Record daily precipitation	26.4 mm (1.0 in)	43 of 100 (Notable)
Mutsu	Japan	Record daily precipitation	94.0 mm (3.7 in)	43 of 100 (Notable)
Orogrande	United States	Record low minimum temperature	10.0 C (50.0 F)	43 of 100 (Notable)
Healdton 3 E	United States	Record low maximum temperature	26.1 C (79.0 F)	43 of 100 (Notable)
Saguache	United States	Record low maximum temperature	17.2 C (63.0 F)	42 of 100 (Notable)
Palatka	United States	Record low minimum temperature	17.8 C (64.0 F)	42 of 100 (Notable)
Tarpon Spgs Sewage Plt	United States	Record high minimum temperature	26.7 C (80.1 F)	42 of 100 (Notable)
Hays 1 S	United States	Record low maximum temperature	17.8 C (64.0 F)	42 of 100 (Notable)
Waynesboro 2 W	United States	Record low minimum temperature	14.4 C (57.9 F)	42 of 100 (Notable)
Cooperstown	United States	Record low maximum temperature	16.1 C (61.0 F)	42 of 100 (Notable)
Coshocton Ag Rsch STN	United States	Record daily precipitation	54.9 mm (2.2 in)	42 of 100 (Notable)
Bonnerdale 5 E	United States	Record daily precipitation	102.9 mm (4.1 in)	41 of 100 (Notable)
Wynne	United States	Record daily precipitation	63.2 mm (2.5 in)	41 of 100 (Notable)
Princeton	United States	Record low maximum temperature	20.6 C (69.1 F)	41 of 100 (Notable)
Mason City	United States	Record low minimum temperature	6.7 C (44.1 F)	41 of 100 (Notable)
Atoka	United States	Record low maximum temperature	23.9 C (75.0 F)	41 of 100 (Notable)
Memphis	United States	Record daily precipitation	29.7 mm (1.2 in)	41 of 100 (Notable)
Tlacotepec	Mexico	Record daily precipitation	56.6 mm (2.2 in)	40 of 100 (Notable)
Xochitlan Todos Santos	Mexico	Record high minimum temperature	18.9 C (66.0 F)	40 of 100 (Notable)
Chariton 1 E	United States	Record low maximum temperature	20.0 C (68.0 F)	40 of 100 (Notable)
Kimball 2NE	United States	Record low maximum temperature	14.4 C (57.9 F)	40 of 100 (Notable)
Crosby	United States	Record low minimum temperature	1.7 C (35.1 F)	40 of 100 (Notable)

Counts by Type and Timescale

1,333 records

Records set or tied on 20 August 2004 by type: Highest daily maximum 145, Lowest daily maximum 332, Highest daily minimum 281, Lowest daily minimum 240, Heaviest daily rainfall 335.

Records on 20 August 2004 by type
Record type	Records
Highest daily maximum	145
Lowest daily maximum	332
Highest daily minimum	281
Lowest daily minimum	240
Heaviest daily rainfall	335
Heaviest daily snowfall	0
Deepest snow cover	0

Records on 20 August 2004 by timescale: all-time 5, monthly 28, daily 1,300.

How Much Records Were Beaten By

991 broken records

Margins by which the 991 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 93.0. Ties are not counted.

Top 20 by Significance

20 August 2004

Top 20 records on 20 August 2004 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
20 August 2004	Hot Springs 1 NNE, US	daily rain	120.1 mm (4.7 in)	82.5 mm (3.2 in)	94 years	78 of 100 (Major)
20 August 2004	Longview, US	daily rain	57.9 mm (2.3 in)	48.5 mm (1.9 in)	96 years	69 of 100 (Major)
20 August 2004	Orje, NO	daily rain	44.8 mm (1.8 in)	20.2 mm (0.8 in)	106 years	66 of 100 (Major)
20 August 2004	Cleburne, US	daily rain	97.8 mm (3.9 in)	77.0 mm (3.0 in)	58 years	66 of 100 (Major)
20 August 2004	Goldthwaite 1 WSW, US	daily rain	61.5 mm (2.4 in)	44.5 mm (1.8 in)	69 years	61 of 100 (Major)
20 August 2004	Davilla 2N, US	daily rain	107.4 mm (4.2 in)	77.7 mm (3.1 in)	48 years	60 of 100 (Major)
20 August 2004	Sarpsborg, NO	daily rain	50.3 mm (2.0 in)	18.5 mm (0.7 in)	88 years	57 of 100 (Notable)
20 August 2004	Rainbow, US	daily rain	83.8 mm (3.3 in)	56.6 mm (2.2 in)	58 years	56 of 100 (Notable)
20 August 2004	Benton, US	daily rain	71.9 mm (2.8 in)	32.5 mm (1.3 in)	92 years	54 of 100 (Notable)
20 August 2004	Des Arc, US	daily rain	82.8 mm (3.3 in)	50.3 mm (2.0 in)	48 years	54 of 100 (Notable)
20 August 2004	San Ildelfonso Villa Alta, MX	daily low min	10.6 C (51.1 F)	4.4 C (7.9 F)	47 years	53 of 100 (Notable)
20 August 2004	Morgan, US	daily rain	70.1 mm (2.8 in)	70.1 mm (2.8 in)	39 years	53 of 100 (Notable)
20 August 2004	Nome AP, US	daily high max	25.6 C (78.1 F)	5.6 C (10.1 F)	87 years	53 of 100 (Notable)
20 August 2004	Ripley, US	daily rain	50.8 mm (2.0 in)	50.8 mm (2.0 in)	42 years	52 of 100 (Notable)
20 August 2004	Evant 1SSW, US	daily rain	65.3 mm (2.6 in)	62.0 mm (2.4 in)	37 years	52 of 100 (Notable)
20 August 2004	Flagstaff AP, US	daily rain	46.7 mm (1.8 in)	32.5 mm (1.3 in)	9 years	52 of 100 (Notable)
20 August 2004	Tangancicuaro, MX	daily high max	36.7 C (98.1 F)	6.1 C (11.0 F)	47 years	50 of 100 (Notable)
20 August 2004	Bremond, US	daily rain	102.4 mm (4.0 in)	93.0 mm (3.7 in)	21 years	50 of 100 (Notable)
20 August 2004	Cleveland, US	daily rain	62.7 mm (2.5 in)	47.2 mm (1.9 in)	49 years	50 of 100 (Notable)
20 August 2004	Superior, US	daily low max	18.3 C (64.9 F)	5.0 C (9.0 F)	96 years	49 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 1,333 records.

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

Records on 08-20 in each year
Year	Records
1797	1
1807	1
1809	2
1816	1
1830	1
1832	1
1838	1
1840	1
1842	1
1846	1
1849	1
1850	1
1852	1
1858	3
1863	5
1867	4
1870	3
1871	1
1873	1
1875	2
1877	1
1883	2
1884	2
1885	6
1886	1
1888	1
1889	2
1890	2
1891	2
1892	6
1893	1
1894	1
1895	1
1896	5
1897	6
1898	1
1899	5
1900	7
1901	12
1902	3
1903	7
1904	30
1905	7
1906	26
1907	15
1908	21
1909	69
1910	7
1911	18
1912	25
1913	23
1914	15
1915	14
1916	74
1917	51
1918	69
1919	25
1920	47
1921	23
1922	52
1923	83
1924	132
1925	193
1926	187
1927	338
1928	101
1929	213
1930	318
1931	214
1932	299
1933	324
1934	376
1935	339
1936	543
1937	537
1938	250
1939	448
1940	695
1941	230
1942	429
1943	436
1944	355
1945	398
1946	349
1947	988
1948	403
1949	431
1950	1,341
1951	824
1952	425
1953	441
1954	476
1955	848
1956	678
1957	342
1958	281
1959	764
1960	465
1961	520
1962	684
1963	577
1964	629
1965	470
1966	1,094
1967	657
1968	862
1969	608
1970	414
1971	585
1972	522
1973	490
1974	565
1975	411
1976	894
1977	860
1978	563
1979	1,009
1980	991
1981	856
1982	620
1983	1,465
1984	696
1985	666
1986	819
1987	564
1988	991
1989	603
1990	1,262
1991	804
1992	1,168
1993	759
1994	719
1995	1,113
1996	900
1997	1,214
1998	802
1999	810
2000	989
2001	909
2002	1,208
2003	1,031
2004	1,333
2005	1,112
2006	851
2007	1,955
2008	1,170
2009	1,414
2010	1,028
2011	987
2012	1,086
2013	545
2014	582
2015	1,075
2016	872
2017	324
2018	657
2019	698
2020	1,051
2021	1,028
2022	1,038
2023	1,479
2024	589
2025	1,134
2026	985

Download the Data

Data for records on 2004-08-20: 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 2026-10-16 (16 October 2026). Records are computed by this site and are not official.

Data as of 2026-10-16. Last revised 16 October 2026 (2026-10-16).

Histogram of margins by which records were beaten on 20 August 2004
Margin	Records
0 to 20	912
20 to 40	56
40 to 60	15
60 to 80	6
80 to 100	2