Weather Records on 18 July 1975

643 weather records were set or tied worldwide on 18 July 1975. Highest significance: Ico, BR.

Key Facts for 18 July 1975

On 18 July 1975, 643 weather records were set or tied at long-record stations worldwide.
187 were record highs and 165 were record lows, counting maximum and minimum temperature.
By timescale, 3 were all-time records, 14 monthly and 626 daily.
Ico set a daily record precipitation of 34.4 mm (1.4 in) on 18 July 1975.
Across 156 earlier years (1793 to 2026) the same calendar date averaged 461 records.

Record Map

643 stations

643 station records on 18 July 1975 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 18 July 1975: highest significance records shown on the map
Station	Country	Type	Value	Significance
Ico	Brazil	Record daily precipitation	34.4 mm (1.4 in)	61 of 100 (Major)
Juremal (Jurema)	Brazil	Record daily precipitation	31.0 mm (1.2 in)	58 of 100 (Notable)
Beerfelden	Germany	Record daily precipitation	88.4 mm (3.5 in)	57 of 100 (Notable)
Nikolskoye/Beringa Ostrov	Russia	Record daily precipitation	37.4 mm (1.5 in)	55 of 100 (Notable)
Petrolandia (Itaparica)	Brazil	Record daily precipitation	49.0 mm (1.9 in)	54 of 100 (Notable)
Senhor Do Bonfim	Brazil	Record daily precipitation	35.0 mm (1.4 in)	54 of 100 (Notable)
Ravenna Lock 12	United States	Record daily precipitation	84.8 mm (3.3 in)	52 of 100 (Notable)
Arizona	Brazil	Record daily precipitation	39.6 mm (1.6 in)	51 of 100 (Notable)
Mirandela	Brazil	Record daily precipitation	48.3 mm (1.9 in)	51 of 100 (Notable)
Barra de Santa Rosa	Brazil	Record daily precipitation	94.0 mm (3.7 in)	50 of 100 (Notable)
Salgueiro	Brazil	Record daily precipitation	39.2 mm (1.5 in)	50 of 100 (Notable)
Cipo de Leite	Brazil	Record daily precipitation	40.0 mm (1.6 in)	50 of 100 (Notable)
Schierke	Germany	Record daily precipitation	50.0 mm (2.0 in)	49 of 100 (Notable)
Bernburg/Saale (Nord)	Germany	Record daily precipitation	30.6 mm (1.2 in)	49 of 100 (Notable)
Celle (Stadt)	Germany	Record daily precipitation	47.0 mm (1.9 in)	49 of 100 (Notable)
Muscle Shoals AP	United States	Record daily precipitation	80.3 mm (3.2 in)	49 of 100 (Notable)
Vitoria de Santo Antao	Brazil	Record daily precipitation	53.4 mm (2.1 in)	48 of 100 (Notable)
Sitio Arapua	Brazil	Record daily precipitation	35.2 mm (1.4 in)	46 of 100 (Notable)
Camp Wood	United States	Record daily precipitation	95.0 mm (3.7 in)	44 of 100 (Notable)
Travemunde	Germany	Record daily precipitation	35.2 mm (1.4 in)	42 of 100 (Notable)
Camp Hill 2NW	United States	Record daily precipitation	63.2 mm (2.5 in)	42 of 100 (Notable)
College Hill Lock 11	United States	Record daily precipitation	59.9 mm (2.4 in)	42 of 100 (Notable)
Willow City	United States	Record daily precipitation	33.8 mm (1.3 in)	42 of 100 (Notable)
Carpina (Floresta Dos Leoes)	Brazil	Record daily precipitation	71.2 mm (2.8 in)	41 of 100 (Notable)
Monte Santo	Brazil	Record daily precipitation	26.4 mm (1.0 in)	40 of 100 (Notable)
Rexton	Canada	Record high minimum temperature	23.3 C (73.9 F)	39 of 100 (Notable)
Tuttlingen	Germany	Record daily precipitation	34.1 mm (1.3 in)	39 of 100 (Notable)
Amsterdam	Netherlands	Record daily precipitation	37.0 mm (1.5 in)	38 of 100 (Notable)
Sidney 2 N	United States	Record daily precipitation	53.6 mm (2.1 in)	37 of 100 (Notable)
Calhoun Falls	United States	Record daily precipitation	79.2 mm (3.1 in)	37 of 100 (Notable)
Rocksprings	United States	Record daily precipitation	57.9 mm (2.3 in)	37 of 100 (Notable)
San Rafael-Civic Ctr	United States	Record high minimum temperature	17.2 C (63.0 F)	36 of 100 (Notable)
Moosonee Ua	Canada	Record high minimum temperature	23.9 C (75.0 F)	35 of 100 (Notable)
Cimarron 4 SW	United States	Record low minimum temperature	5.0 C (41.0 F)	35 of 100 (Notable)
Sento SE	Brazil	Record daily precipitation	30.8 mm (1.2 in)	34 of 100 (Routine)
Uaua	Brazil	Record daily precipitation	26.0 mm (1.0 in)	33 of 100 (Routine)
Hamburg Fuhlsbuettel	Germany	Record daily precipitation	52.9 mm (2.1 in)	33 of 100 (Routine)
Lake City 2 SE	United States	Record daily precipitation	65.8 mm (2.6 in)	33 of 100 (Routine)
Sao Luiz Do Quitunde	Brazil	Record daily precipitation	70.0 mm (2.8 in)	32 of 100 (Routine)
Alhandra	Brazil	Record daily precipitation	78.8 mm (3.1 in)	32 of 100 (Routine)
White River	Canada	Record high minimum temperature	17.8 C (64.0 F)	32 of 100 (Routine)
Joskar-Ola	Russia	Record daily precipitation	33.5 mm (1.3 in)	32 of 100 (Routine)
Waynesboro 2 S	United States	Record low maximum temperature	25.0 C (77.0 F)	32 of 100 (Routine)
Houlton	United States	Record high minimum temperature	21.7 C (71.1 F)	32 of 100 (Routine)
Porto Real Do Colegio	Brazil	Record daily precipitation	26.4 mm (1.0 in)	31 of 100 (Routine)
Dono	Russia	Record daily precipitation	32.5 mm (1.3 in)	31 of 100 (Routine)
Newton	United States	Record daily precipitation	51.1 mm (2.0 in)	31 of 100 (Routine)
Ojai	United States	Record low maximum temperature	23.9 C (75.0 F)	31 of 100 (Routine)
Danville	United States	Record daily precipitation	71.1 mm (2.8 in)	31 of 100 (Routine)
Santa Quiteria	Brazil	Record daily precipitation	29.4 mm (1.2 in)	30 of 100 (Routine)
Acude Malhada Vermelha	Brazil	Record daily precipitation	69.6 mm (2.7 in)	30 of 100 (Routine)
Barra Do Jua	Brazil	Record daily precipitation	25.4 mm (1.0 in)	30 of 100 (Routine)
Tres Hermanos	Mexico	Record daily precipitation	69.9 mm (2.8 in)	30 of 100 (Routine)
Oceanside Marina	United States	Record low minimum temperature	10.0 C (50.0 F)	30 of 100 (Routine)
Saguache	United States	Record low minimum temperature	3.9 C (39.0 F)	30 of 100 (Routine)
Lumpkin 2 SE	United States	Record daily precipitation	51.3 mm (2.0 in)	30 of 100 (Routine)
Myakka Rvr Sp	United States	Record daily precipitation	49.0 mm (1.9 in)	29 of 100 (Routine)
Douglas	United States	Record daily precipitation	57.9 mm (2.3 in)	29 of 100 (Routine)
Upham 3 N	United States	Record daily precipitation	27.7 mm (1.1 in)	29 of 100 (Routine)
Wateree Dam	United States	Record daily precipitation	53.3 mm (2.1 in)	29 of 100 (Routine)

Counts by Type and Timescale

643 records

Records set or tied on 18 July 1975 by type: Highest daily maximum 39, Lowest daily maximum 112, Highest daily minimum 148, Lowest daily minimum 53, Heaviest daily rainfall 291.

Records on 18 July 1975 by type
Record type	Records
Highest daily maximum	39
Lowest daily maximum	112
Highest daily minimum	148
Lowest daily minimum	53
Heaviest daily rainfall	291
Heaviest daily snowfall	0
Deepest snow cover	0

Records on 18 July 1975 by timescale: all-time 3, monthly 14, daily 626.

How Much Records Were Beaten By

505 broken records

Margins by which the 505 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 86.6. Ties are not counted.

Top 20 by Significance

18 July 1975

Top 20 records on 18 July 1975 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
18 July 1975	Ico, BR	daily rain	34.4 mm (1.4 in)	32.4 mm (1.3 in)	52 years	61 of 100 (Major)
18 July 1975	Juremal (Jurema), BR	monthly rain	31.0 mm (1.2 in)	15.8 mm (0.6 in)	15 years	58 of 100 (Notable)
18 July 1975	Beerfelden, DE	daily rain	88.4 mm (3.5 in)	56.3 mm (2.2 in)	44 years	57 of 100 (Notable)
18 July 1975	Nikolskoye/Beringa Ostrov, RU	daily rain	37.4 mm (1.5 in)	31.5 mm (1.2 in)	28 years	55 of 100 (Notable)
18 July 1975	Petrolandia (Itaparica), BR	monthly rain	49.0 mm (1.9 in)	22.6 mm (0.9 in)	0 years	54 of 100 (Notable)
18 July 1975	Senhor Do Bonfim, BR	daily rain	35.0 mm (1.4 in)	25.2 mm (1.0 in)	29 years	54 of 100 (Notable)
18 July 1975	Ravenna Lock 12, US	daily rain	84.8 mm (3.3 in)	60.9 mm (2.4 in)	28 years	52 of 100 (Notable)
18 July 1975	Arizona, BR	monthly rain	39.6 mm (1.6 in)	35.0 mm (1.4 in)	9 years	51 of 100 (Notable)
18 July 1975	Mirandela, BR	daily rain	48.3 mm (1.9 in)	26.9 mm (1.1 in)	26 years	51 of 100 (Notable)
18 July 1975	Barra de Santa Rosa, BR	daily rain	94.0 mm (3.7 in)	86.6 mm (3.4 in)	21 years	50 of 100 (Notable)
18 July 1975	Salgueiro, BR	monthly rain	39.2 mm (1.5 in)	6.5 mm (0.26 in)	64 years	50 of 100 (Notable)
18 July 1975	Cipo de Leite, BR	daily rain	40.0 mm (1.6 in)	29.4 mm (1.2 in)	24 years	50 of 100 (Notable)
18 July 1975	Schierke, DE	daily rain	50.0 mm (2.0 in)	24.5 mm (1.0 in)	38 years	49 of 100 (Notable)
18 July 1975	Bernburg/Saale (Nord), DE	daily rain	30.6 mm (1.2 in)	17.6 mm (0.7 in)	64 years	49 of 100 (Notable)
18 July 1975	Celle (Stadt), DE	daily rain	47.0 mm (1.9 in)	36.1 mm (1.4 in)	20 years	49 of 100 (Notable)
18 July 1975	Muscle Shoals AP, US	daily rain	80.3 mm (3.2 in)	58.7 mm (2.3 in)	26 years	49 of 100 (Notable)
18 July 1975	Vitoria de Santo Antao, BR	daily rain	53.4 mm (2.1 in)	28.9 mm (1.1 in)	30 years	48 of 100 (Notable)
18 July 1975	Sitio Arapua, BR	daily rain	35.2 mm (1.4 in)	19.2 mm (0.8 in)	8 years	46 of 100 (Notable)
18 July 1975	Camp Wood, US	daily rain	95.0 mm (3.7 in)	74.7 mm (2.9 in)	5 years	44 of 100 (Notable)
18 July 1975	Travemunde, DE	daily rain	35.2 mm (1.4 in)	23.9 mm (0.9 in)	1 year	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

1793 to 1975

Records set or tied on this calendar date in each year from 1793 to 1975. 1975 had 643 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 1975-07-18: 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 2026-10-17 (17 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	470
20 to 40	28
40 to 60	4
60 to 80	2
80 to 100	1