Weather Records on 18 July 2004

985 weather records were set or tied worldwide on 18 July 2004. Highest significance: Grenville, US.

Key Facts for 18 July 2004

On 18 July 2004, 985 weather records were set or tied at long-record stations worldwide.
394 were record highs and 396 were record lows, counting maximum and minimum temperature.
By timescale, 6 were all-time records, 31 monthly and 948 daily.
Grenville set a daily record precipitation of 69.9 mm (2.8 in) on 18 July 2004.
Across 156 earlier years (1793 to 2026) the same calendar date averaged 458 records.

Record Map

985 stations

985 station records on 18 July 2004 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 18 July 2004: highest significance records shown on the map
Station	Country	Type	Value	Significance
Grenville	United States	Record daily precipitation	69.9 mm (2.8 in)	62 of 100 (Major)
Oaknolia 2N	United States	Record daily precipitation	69.6 mm (2.7 in)	61 of 100 (Major)
Windham 3 E	United States	Record daily precipitation	41.4 mm (1.6 in)	58 of 100 (Notable)
Bosque del Apache	United States	Record high minimum temperature	25.6 C (78.1 F)	57 of 100 (Notable)
Fukui	Japan	Record daily precipitation	193.0 mm (7.6 in)	55 of 100 (Notable)
Towanda 1 S	United States	Record daily precipitation	43.7 mm (1.7 in)	54 of 100 (Notable)
San Ildelfonso Villa Alta	Mexico	Record low minimum temperature	11.7 C (53.1 F)	52 of 100 (Notable)
Kotlas	Russia	Record daily precipitation	73.6 mm (2.9 in)	51 of 100 (Notable)
Rawlins AP	United States	Record daily precipitation	28.4 mm (1.1 in)	50 of 100 (Notable)
San Marcos	Mexico	Record low minimum temperature	15.0 C (59.0 F)	48 of 100 (Notable)
Perm	Russia	Record high minimum temperature	22.0 C (71.6 F)	48 of 100 (Notable)
Richfield	United States	Record low maximum temperature	22.2 C (72.0 F)	47 of 100 (Notable)
Joseph	United States	Record low minimum temperature	-0.6 C (30.9 F)	47 of 100 (Notable)
Dzan	Mexico	Record low maximum temperature	25.0 C (77.0 F)	46 of 100 (Notable)
Hamburg	United States	Record low maximum temperature	20.6 C (69.1 F)	46 of 100 (Notable)
Makaweli 965	United States	Record low maximum temperature	27.8 C (82.0 F)	46 of 100 (Notable)
Kolguev Severnyi	Russia	Record daily precipitation	30.4 mm (1.2 in)	45 of 100 (Notable)
Beckley Va Hospital	United States	Record low maximum temperature	18.3 C (64.9 F)	45 of 100 (Notable)
Jackson	United States	Record daily precipitation	51.6 mm (2.0 in)	44 of 100 (Notable)
Crane	United States	Record low minimum temperature	10.0 C (50.0 F)	44 of 100 (Notable)
Weston	United States	Record low maximum temperature	23.9 C (75.0 F)	44 of 100 (Notable)
Columbia Lock	United States	Record daily precipitation	75.7 mm (3.0 in)	43 of 100 (Notable)
Saltville 1N	United States	Record low maximum temperature	23.9 C (75.0 F)	43 of 100 (Notable)
Wytheville	United States	Record low maximum temperature	23.3 C (73.9 F)	43 of 100 (Notable)
Lewisburg 3 N	United States	Record low maximum temperature	20.0 C (68.0 F)	43 of 100 (Notable)
San Jose del Cabo	Mexico	Record high maximum temperature	40.0 C (104.0 F)	42 of 100 (Notable)
San Diego Curupatzeo	Mexico	Record low minimum temperature	10.0 C (50.0 F)	42 of 100 (Notable)
San Javier	Mexico	Record high minimum temperature	27.8 C (82.0 F)	41 of 100 (Notable)
Norra_Stroo	Sweden	Record daily precipitation	34.0 mm (1.3 in)	41 of 100 (Notable)
Ojai	United States	Record low minimum temperature	5.0 C (41.0 F)	41 of 100 (Notable)
Lincoln	United States	Record low maximum temperature	23.9 C (75.0 F)	41 of 100 (Notable)
Tiffin	United States	Record low maximum temperature	21.7 C (71.1 F)	41 of 100 (Notable)
Goldendale	United States	Record high minimum temperature	20.0 C (68.0 F)	41 of 100 (Notable)
Jaransk	Russia	Record daily precipitation	32.9 mm (1.3 in)	40 of 100 (Notable)
Enfield	United States	Record daily precipitation	55.9 mm (2.2 in)	40 of 100 (Notable)
New Cumberland L/D	United States	Record low maximum temperature	20.0 C (68.0 F)	40 of 100 (Notable)
Berge	Germany	Record daily precipitation	32.1 mm (1.3 in)	39 of 100 (Notable)
White Hall 1 E	United States	Record low maximum temperature	25.0 C (77.0 F)	39 of 100 (Notable)
Liberty 1 NE	United States	Record low maximum temperature	20.0 C (68.0 F)	39 of 100 (Notable)
Creston	United States	Record low maximum temperature	22.2 C (72.0 F)	39 of 100 (Notable)
Romney 1 SW	United States	Record low minimum temperature	3.3 C (37.9 F)	39 of 100 (Notable)
Cut Bank AP	United States	Record high minimum temperature	18.9 C (66.0 F)	39 of 100 (Notable)
Zhijiang	China	Record daily precipitation	90.0 mm (3.5 in)	38 of 100 (Notable)
Kinloss	United Kingdom	Record low minimum temperature	0.0 C (32.0 F)	38 of 100 (Notable)
Donaldsonville 4 SW	United States	Record daily precipitation	92.7 mm (3.6 in)	38 of 100 (Notable)
Valley Park	United States	Record daily precipitation	82.6 mm (3.3 in)	38 of 100 (Notable)
Meeker 5 W	United States	Record low minimum temperature	16.7 C (62.1 F)	38 of 100 (Notable)
Mtn Dell Dam	United States	Record daily precipitation	37.3 mm (1.5 in)	38 of 100 (Notable)
San Juan del Rio	Mexico	Record high minimum temperature	20.6 C (69.1 F)	37 of 100 (Notable)
Presa Colorines (Cfe)	Mexico	Record low minimum temperature	9.4 C (48.9 F)	37 of 100 (Notable)
Oak Ridge	United States	Record daily precipitation	58.4 mm (2.3 in)	37 of 100 (Notable)
Abbeville	United States	Record daily precipitation	58.7 mm (2.3 in)	37 of 100 (Notable)
Hamilton	United States	Record high minimum temperature	17.8 C (64.0 F)	37 of 100 (Notable)
Gold Beach Rs	United States	Record high maximum temperature	29.4 C (84.9 F)	37 of 100 (Notable)
Bonham 3NNE	United States	Record low minimum temperature	17.2 C (63.0 F)	37 of 100 (Notable)
Moroni	United States	Record high minimum temperature	16.1 C (61.0 F)	37 of 100 (Notable)
Kingsville Naas	United States	Record high minimum temperature	30.0 C (86.0 F)	37 of 100 (Notable)
Xochitlan Todos Santos	Mexico	Record high minimum temperature	18.9 C (66.0 F)	36 of 100 (Notable)
Panama City 5N	United States	Record daily precipitation	101.6 mm (4.0 in)	36 of 100 (Notable)
Denton	United States	Record high minimum temperature	17.8 C (64.0 F)	36 of 100 (Notable)

Counts by Type and Timescale

985 records

Records set or tied on 18 July 2004 by type: Highest daily maximum 155, Lowest daily maximum 246, Highest daily minimum 239, Lowest daily minimum 150, Heaviest daily rainfall 195.

Records on 18 July 2004 by type
Record type	Records
Highest daily maximum	155
Lowest daily maximum	246
Highest daily minimum	239
Lowest daily minimum	150
Heaviest daily rainfall	195
Heaviest daily snowfall	0
Deepest snow cover	0

Records on 18 July 2004 by timescale: all-time 6, monthly 31, daily 948.

How Much Records Were Beaten By

702 broken records

Margins by which the 702 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 59.3. Ties are not counted.

Top 20 by Significance

18 July 2004

Top 20 records on 18 July 2004 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
18 July 2004	Grenville, US	daily rain	69.9 mm (2.8 in)	47.0 mm (1.9 in)	54 years	62 of 100 (Major)
18 July 2004	Oaknolia 2N, US	daily rain	69.6 mm (2.7 in)	49.8 mm (2.0 in)	62 years	61 of 100 (Major)
18 July 2004	Windham 3 E, US	daily rain	41.4 mm (1.6 in)	19.6 mm (0.8 in)	100 years	58 of 100 (Notable)
18 July 2004	Bosque del Apache, US	monthly high min	25.6 C (78.1 F)	1.7 C (3.1 F)	103 years	57 of 100 (Notable)
18 July 2004	Fukui, JP	all-time rain	193.0 mm (7.6 in)	42.5 mm (1.7 in)	38 years	55 of 100 (Notable)
18 July 2004	Towanda 1 S, US	daily rain	43.7 mm (1.7 in)	13.2 mm (0.5 in)	101 years	54 of 100 (Notable)
18 July 2004	San Ildelfonso Villa Alta, MX	daily low min	11.7 C (53.1 F)	3.3 C (5.9 F)	71 years	52 of 100 (Notable)
18 July 2004	Kotlas, RU	daily rain	73.6 mm (2.9 in)	40.6 mm (1.6 in)	17 years	51 of 100 (Notable)
18 July 2004	Rawlins AP, US	daily rain	28.4 mm (1.1 in)	21.3 mm (0.8 in)	18 years	50 of 100 (Notable)
18 July 2004	San Marcos, MX	daily low min	15.0 C (59.0 F)	5.6 C (10.1 F)	32 years	48 of 100 (Notable)
18 July 2004	Perm, RU	daily high min	22.0 C (71.6 F)	3.2 C (5.8 F)	98 years	48 of 100 (Notable)
18 July 2004	Richfield, US	daily low max	22.2 C (72.0 F)	5.0 C (9.0 F)	86 years	47 of 100 (Notable)
18 July 2004	Joseph, US	daily low min	-0.6 C (30.9 F)	2.8 C (5.0 F)	106 years	47 of 100 (Notable)
18 July 2004	Dzan, MX	daily low max	25.0 C (77.0 F)	6.7 C (12.1 F)	27 years	46 of 100 (Notable)
18 July 2004	Hamburg, US	daily low max	20.6 C (69.1 F)	2.2 C (4.0 F)	101 years	46 of 100 (Notable)
18 July 2004	Makaweli 965, US	daily low max	27.8 C (82.0 F)	1.1 C (2.0 F)	88 years	46 of 100 (Notable)
18 July 2004	Kolguev Severnyi, RU	monthly rain	30.4 mm (1.2 in)	3.4 mm (0.13 in)	67 years	45 of 100 (Notable)
18 July 2004	Beckley Va Hospital, US	daily low max	18.3 C (64.9 F)	2.3 C (4.1 F)	94 years	45 of 100 (Notable)
18 July 2004	Jackson, US	daily rain	51.6 mm (2.0 in)	36.1 mm (1.4 in)	55 years	44 of 100 (Notable)
18 July 2004	Crane, US	daily low min	10.0 C (50.0 F)	6.7 C (12.1 F)	29 years	44 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 2004

Records set or tied on this calendar date in each year from 1793 to 2004. 2004 had 985 records.

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

Records on 07-18 in each year
Year	Records
1793	2
1801	1
1845	1
1847	1
1851	1
1858	1
1862	1
1863	2
1865	1
1866	2
1871	2
1872	1
1874	1
1877	1
1878	4
1880	1
1881	2
1883	2
1886	2
1887	2
1888	1
1889	2
1890	4
1891	1
1892	2
1895	1
1896	2
1897	6
1898	2
1899	3
1900	8
1901	5
1902	3
1903	14
1904	7
1905	22
1906	13
1907	12
1908	39
1909	11
1910	33
1911	42
1912	28
1913	21
1914	47
1915	95
1916	235
1917	265
1918	58
1919	38
1920	59
1921	67
1922	138
1923	126
1924	306
1925	217
1926	191
1927	85
1928	108
1929	123
1930	462
1931	382
1932	343
1933	228
1934	502
1935	212
1936	665
1937	334
1938	306
1939	424
1940	352
1941	349
1942	661
1943	277
1944	333
1945	350
1946	334
1947	385
1948	289
1949	521
1950	632
1951	307
1952	597
1953	493
1954	501
1955	423
1956	466
1957	325
1958	475
1959	548
1960	669
1961	280
1962	516
1963	269
1964	523
1965	707
1966	545
1967	735
1968	998
1969	590
1970	530
1971	625
1972	701
1973	976
1974	729
1975	643
1976	1,047
1977	839
1978	881
1979	821
1980	747
1981	624
1982	749
1983	1,071
1984	1,000
1985	582
1986	908
1987	1,845
1988	1,001
1989	1,233
1990	1,053
1991	589
1992	1,135
1993	1,013
1994	720
1995	904
1996	1,157
1997	785
1998	1,169
1999	900
2000	1,214
2001	909
2002	840
2003	1,159
2004	985
2005	1,210
2006	1,285
2007	1,267
2008	593
2009	1,757
2010	878
2011	1,148
2012	1,070
2013	921
2014	1,348
2015	745
2016	609
2017	426
2018	699
2019	548
2020	361
2021	676
2022	1,071
2023	867
2024	581
2025	779
2026	806

Download the Data

Data for records on 2004-07-18: 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 2026-10-15 (15 October 2026). Records are computed by this site and are not official.

Data as of 2026-10-15. Last revised 15 October 2026 (2026-10-15).

Margin	Records
0 to 10	640
10 to 20	36
20 to 30	11
30 to 40	4
40 to 50	8
50 to 60	3