Weather Records on 12 July 2003

910 weather records were set or tied worldwide on 12 July 2003. Highest significance: Metairie, US.

Key Facts for 12 July 2003

On 12 July 2003, 910 weather records were set or tied at long-record stations worldwide.
549 were record highs and 258 were record lows, counting maximum and minimum temperature.
By timescale, 9 were all-time records, 28 monthly and 873 daily.
Metairie set a daily record precipitation of 91.2 mm (3.6 in) on 12 July 2003.
Across 158 earlier years (1796 to 2026) the same calendar date averaged 449 records.

Record Map

910 stations

910 station records on 12 July 2003 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 12 July 2003: highest significance records shown on the map
Station	Country	Type	Value	Significance
Metairie	United States	Record daily precipitation	91.2 mm (3.6 in)	56 of 100 (Notable)
Nemours (Ghazaouet)	Algeria	Record high minimum temperature	25.5 C (77.9 F)	55 of 100 (Notable)
Grafton	United States	Record low maximum temperature	13.9 C (57.0 F)	49 of 100 (Notable)
Kumamoto	Japan	Record daily precipitation	288.0 mm (11.3 in)	47 of 100 (Notable)
Nachiki	Russia	Record high maximum temperature	29.9 C (85.8 F)	46 of 100 (Notable)
Semenovka	Ukraine	Record daily precipitation	41.0 mm (1.6 in)	46 of 100 (Notable)
Charlevoix	United States	Record low maximum temperature	15.0 C (59.0 F)	46 of 100 (Notable)
Cocobeach	Gabon	Record daily precipitation	51.1 mm (2.0 in)	45 of 100 (Notable)
Madera	Mexico	Record high maximum temperature	35.6 C (96.1 F)	45 of 100 (Notable)
Acatlan de Juarez	Mexico	Record high minimum temperature	21.7 C (71.1 F)	45 of 100 (Notable)
Murjek	Sweden	Record daily precipitation	39.5 mm (1.6 in)	45 of 100 (Notable)
Ionia 2SSW	United States	Record low maximum temperature	20.0 C (68.0 F)	44 of 100 (Notable)
Kelliher	United States	Record low minimum temperature	2.2 C (36.0 F)	44 of 100 (Notable)
Gardiner	United States	Record low maximum temperature	15.0 C (59.0 F)	43 of 100 (Notable)
Madison	United States	Record low maximum temperature	13.9 C (57.0 F)	43 of 100 (Notable)
Espanola	United States	Record high maximum temperature	38.9 C (102.0 F)	43 of 100 (Notable)
Elizabeth City	United States	Record high minimum temperature	29.4 C (84.9 F)	43 of 100 (Notable)
Cornwall	United States	Record low maximum temperature	18.9 C (66.0 F)	43 of 100 (Notable)
Elma	United States	Record high minimum temperature	20.6 C (69.1 F)	43 of 100 (Notable)
Boulder	United States	Record high minimum temperature	22.8 C (73.0 F)	42 of 100 (Notable)
Sunnyside - Lund 31S	United States	Record high maximum temperature	37.2 C (99.0 F)	41 of 100 (Notable)
Flatonia 4SE	United States	Record low minimum temperature	19.4 C (66.9 F)	41 of 100 (Notable)
Newport	United States	Record high minimum temperature	18.3 C (64.9 F)	41 of 100 (Notable)
Lake Yellowstone	United States	Record high maximum temperature	33.3 C (91.9 F)	41 of 100 (Notable)
Thredbo Village	Australia	Record daily precipitation	71.6 mm (2.8 in)	40 of 100 (Notable)
Niznij Novgorod	Russia	Record daily precipitation	31.1 mm (1.2 in)	40 of 100 (Notable)
Haiwee	United States	Record high maximum temperature	46.1 C (115.0 F)	40 of 100 (Notable)
Grapevine Dam	United States	Record low minimum temperature	15.6 C (60.1 F)	40 of 100 (Notable)
Blanding	United States	Record high maximum temperature	38.3 C (100.9 F)	40 of 100 (Notable)
Milan	Italy	Record high maximum temperature	35.5 C (95.9 F)	39 of 100 (Notable)
Blanca 4 NW	United States	Record high minimum temperature	13.9 C (57.0 F)	39 of 100 (Notable)
New Orleans Algiers	United States	Record daily precipitation	70.6 mm (2.8 in)	39 of 100 (Notable)
Woodstock	United States	Record low maximum temperature	17.2 C (63.0 F)	39 of 100 (Notable)
San Jose de Raices	Mexico	Record high minimum temperature	20.6 C (69.1 F)	38 of 100 (Notable)
Ocala	United States	Record daily precipitation	77.5 mm (3.1 in)	38 of 100 (Notable)
Winslow AP	United States	Record high minimum temperature	23.3 C (73.9 F)	38 of 100 (Notable)
Villa Purificacion (Dge)	Mexico	Record low minimum temperature	15.0 C (59.0 F)	37 of 100 (Notable)
Cottonwood 2 E	United States	Record low minimum temperature	4.4 C (39.9 F)	37 of 100 (Notable)
Moab	United States	Record high maximum temperature	43.3 C (109.9 F)	37 of 100 (Notable)
Hanksville	United States	Record high maximum temperature	43.9 C (111.0 F)	37 of 100 (Notable)
Cascabel	United States	Record daily precipitation	30.5 mm (1.2 in)	36 of 100 (Notable)
Dialville 2 W	United States	Record daily precipitation	36.8 mm (1.4 in)	36 of 100 (Notable)
Berlin	United States	Record low maximum temperature	13.3 C (55.9 F)	35 of 100 (Notable)
Ahuacatlan	Mexico	Record low minimum temperature	15.6 C (60.1 F)	34 of 100 (Routine)
Apuka	Russia	Record high minimum temperature	13.3 C (55.9 F)	34 of 100 (Routine)
Cortez	United States	Record high maximum temperature	37.8 C (100.0 F)	34 of 100 (Routine)
Titusville	United States	Record high minimum temperature	25.6 C (78.1 F)	34 of 100 (Routine)
Huntington	United States	Record high minimum temperature	26.1 C (79.0 F)	34 of 100 (Routine)
Tihosuco	Mexico	Record high maximum temperature	41.7 C (107.1 F)	33 of 100 (Routine)
Prescott	United States	Record high minimum temperature	20.0 C (68.0 F)	33 of 100 (Routine)
Lowell	United States	Record low maximum temperature	18.3 C (64.9 F)	33 of 100 (Routine)
Wharton	United States	Record daily precipitation	41.1 mm (1.6 in)	33 of 100 (Routine)
Seychelles Internat	Seychelles	Record daily precipitation	28.0 mm (1.1 in)	32 of 100 (Routine)
Big Sandy	United States	Record high minimum temperature	22.8 C (73.0 F)	32 of 100 (Routine)
Massabesic Lake	United States	Record low maximum temperature	17.8 C (64.0 F)	32 of 100 (Routine)
El Vado Dam	United States	Record high maximum temperature	35.6 C (96.1 F)	32 of 100 (Routine)
Monticello 2E	United States	Record high maximum temperature	35.0 C (95.0 F)	32 of 100 (Routine)
Tuba City	United States	Record high maximum temperature	40.6 C (105.1 F)	31 of 100 (Routine)
Deseret	United States	Record high maximum temperature	39.4 C (102.9 F)	31 of 100 (Routine)
Ignacio Zaragoza -Belen-	Mexico	Record high maximum temperature	45.6 C (114.1 F)	30 of 100 (Routine)

Counts by Type and Timescale

910 records

Records set or tied on 12 July 2003 by type: Highest daily maximum 323, Lowest daily maximum 120, Highest daily minimum 226, Lowest daily minimum 138, Heaviest daily rainfall 103.

Records on 12 July 2003 by type
Record type	Records
Highest daily maximum	323
Lowest daily maximum	120
Highest daily minimum	226
Lowest daily minimum	138
Heaviest daily rainfall	103
Heaviest daily snowfall	0
Deepest snow cover	0

Records on 12 July 2003 by timescale: all-time 9, monthly 28, daily 873.

How Much Records Were Beaten By

626 broken records

Margins by which the 626 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 134.5. Ties are not counted.

Top 20 by Significance

12 July 2003

Top 20 records on 12 July 2003 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
12 July 2003	Metairie, US	daily rain	91.2 mm (3.6 in)	62.2 mm (2.4 in)	48 years	56 of 100 (Notable)
12 July 2003	Nemours (Ghazaouet), DZ	daily high min	25.5 C (77.9 F)	3.5 C (6.3 F)	115 years	55 of 100 (Notable)
12 July 2003	Grafton, US	daily low max	13.9 C (57.0 F)	4.4 C (7.9 F)	96 years	49 of 100 (Notable)
12 July 2003	Kumamoto, JP	daily rain	288.0 mm (11.3 in)	134.5 mm (5.3 in)	30 years	47 of 100 (Notable)
12 July 2003	Nachiki, RU	all-time high max	29.9 C (85.8 F)	0.1 C (0.2 F)	67 years	46 of 100 (Notable)
12 July 2003	Semenovka, UA	daily rain	41.0 mm (1.6 in)	32.3 mm (1.3 in)	33 years	46 of 100 (Notable)
12 July 2003	Charlevoix, US	daily low max	15.0 C (59.0 F)	4.4 C (7.9 F)	85 years	46 of 100 (Notable)
12 July 2003	Cocobeach, GA	daily rain	51.1 mm (2.0 in)	48.1 mm (1.9 in)	1 year	45 of 100 (Notable)
12 July 2003	Madera, MX	daily high max	35.6 C (96.1 F)	3.9 C (7.0 F)	80 years	45 of 100 (Notable)
12 July 2003	Acatlan de Juarez, MX	daily high min	21.7 C (71.1 F)	3.9 C (7.0 F)	40 years	45 of 100 (Notable)
12 July 2003	Murjek, SE	daily rain	39.5 mm (1.6 in)	16.3 mm (0.6 in)	48 years	45 of 100 (Notable)
12 July 2003	Ionia 2SSW, US	daily low max	20.0 C (68.0 F)	1.7 C (3.1 F)	105 years	44 of 100 (Notable)
12 July 2003	Kelliher, US	daily low min	2.2 C (36.0 F)	3.4 C (6.1 F)	92 years	44 of 100 (Notable)
12 July 2003	Gardiner, US	daily low max	15.0 C (59.0 F)	2.2 C (4.0 F)	96 years	43 of 100 (Notable)
12 July 2003	Madison, US	daily low max	13.9 C (57.0 F)	1.7 C (3.1 F)	96 years	43 of 100 (Notable)
12 July 2003	Espanola, US	daily high max	38.9 C (102.0 F)	1.7 C (3.1 F)	93 years	43 of 100 (Notable)
12 July 2003	Elizabeth City, US	daily high min	29.4 C (84.9 F)	2.2 C (4.0 F)	92 years	43 of 100 (Notable)
12 July 2003	Cornwall, US	daily low max	18.9 C (66.0 F)	1.1 C (2.0 F)	104 years	43 of 100 (Notable)
12 July 2003	Elma, US	daily high min	20.6 C (69.1 F)	5.6 C (10.1 F)	49 years	43 of 100 (Notable)
12 July 2003	Boulder, US	all-time high min	22.8 C (73.0 F)	1.1 C (2.0 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

1796 to 2003

Records set or tied on this calendar date in each year from 1796 to 2003. 2003 had 910 records.

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

Records on 07-12 in each year
Year	Records
1796	1
1816	1
1821	2
1841	1
1847	2
1848	2
1850	3
1851	1
1858	1
1860	2
1866	1
1870	2
1873	1
1874	2
1875	1
1876	2
1879	1
1880	2
1882	1
1886	4
1887	1
1888	4
1889	1
1890	4
1891	3
1892	2
1893	1
1894	4
1895	7
1896	3
1897	2
1898	1
1900	2
1901	5
1902	2
1903	11
1904	13
1905	28
1906	22
1907	19
1908	46
1909	24
1910	12
1911	93
1912	19
1913	20
1914	57
1915	16
1916	39
1917	163
1918	99
1919	56
1920	37
1921	94
1922	42
1923	85
1924	68
1925	231
1926	272
1927	84
1928	79
1929	137
1930	561
1931	309
1932	305
1933	609
1934	348
1935	379
1936	1,082
1937	353
1938	257
1939	509
1940	623
1941	796
1942	363
1943	421
1944	446
1945	1,118
1946	234
1947	319
1948	379
1949	357
1950	485
1951	765
1952	680
1953	688
1954	907
1955	263
1956	474
1957	381
1958	434
1959	459
1960	466
1961	606
1962	447
1963	418
1964	898
1965	457
1966	614
1967	502
1968	466
1969	745
1970	298
1971	538
1972	716
1973	633
1974	617
1975	1,321
1976	812
1977	377
1978	635
1979	555
1980	998
1981	645
1982	526
1983	955
1984	871
1985	558
1986	1,015
1987	1,189
1988	961
1989	559
1990	1,489
1991	1,028
1992	1,167
1993	1,443
1994	904
1995	1,070
1996	964
1997	800
1998	1,244
1999	1,397
2000	796
2001	856
2002	1,537
2003	910
2004	799
2005	1,068
2006	1,038
2007	749
2008	719
2009	707
2010	1,450
2011	1,468
2012	979
2013	570
2014	437
2015	618
2016	740
2017	586
2018	398
2019	598
2020	875
2021	830
2022	507
2023	839
2024	968
2025	567
2026	1,100

Download the Data

Data for records on 2003-07-12: 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).

Margin	Records
0 to 20	614
20 to 40	8
40 to 60	1
60 to 80	2
80 to 100	0
100 to 120	0
120 to 140	1