Weather Records on 18 July 2015

745 weather records were set or tied worldwide on 18 July 2015. Highest significance: Columbus, US.

Key Facts for 18 July 2015

On 18 July 2015, 745 weather records were set or tied at long-record stations worldwide.
440 were record highs and 120 were record lows, counting maximum and minimum temperature.
By timescale, 4 were all-time records, 23 monthly and 718 daily.
Columbus set a daily record precipitation of 75.2 mm (3.0 in) on 18 July 2015.
Across 156 earlier years (1793 to 2026) the same calendar date averaged 460 records.

Record Map

745 stations

745 station records on 18 July 2015 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 18 July 2015: highest significance records shown on the map
Station	Country	Type	Value	Significance
Columbus	United States	Record daily precipitation	75.2 mm (3.0 in)	72 of 100 (Major)
Daltonganj	India	Record daily precipitation	150.9 mm (5.9 in)	64 of 100 (Major)
San Diego Intl AP	United States	Record daily precipitation	26.2 mm (1.0 in)	64 of 100 (Major)
San Diego Miramar NAS	United States	Record daily precipitation	33.8 mm (1.3 in)	63 of 100 (Major)
Kyoto	Japan	Record daily precipitation	258.1 mm (10.2 in)	61 of 100 (Major)
Prescott Love Fld	United States	Record daily precipitation	71.9 mm (2.8 in)	59 of 100 (Notable)
Albion	United States	Record daily precipitation	62.2 mm (2.4 in)	58 of 100 (Notable)
Ridgway	United States	Record daily precipitation	75.7 mm (3.0 in)	58 of 100 (Notable)
Astara	Azerbaijan	Record daily precipitation	57.9 mm (2.3 in)	56 of 100 (Notable)
Osaka	Japan	Record daily precipitation	192.0 mm (7.6 in)	56 of 100 (Notable)
Poway Valley	United States	Record daily precipitation	25.7 mm (1.0 in)	56 of 100 (Notable)
Portal 4 SW	United States	Record daily precipitation	59.2 mm (2.3 in)	53 of 100 (Notable)
San Carlos Rsvr	United States	Record low minimum temperature	12.2 C (54.0 F)	53 of 100 (Notable)
Bullhead City	United States	Record daily precipitation	49.0 mm (1.9 in)	52 of 100 (Notable)
Rochester Gtr Intl	United States	Record daily precipitation	38.4 mm (1.5 in)	52 of 100 (Notable)
Robertson	South Africa	Record daily precipitation	40.9 mm (1.6 in)	50 of 100 (Notable)
Jimma	Ethiopia	Record daily precipitation	56.9 mm (2.2 in)	48 of 100 (Notable)
Kobe	Japan	Record daily precipitation	200.9 mm (7.9 in)	48 of 100 (Notable)
Hoxie	United States	Record daily precipitation	55.9 mm (2.2 in)	48 of 100 (Notable)
Zagreb-Gric	Croatia	Record high minimum temperature	25.2 C (77.4 F)	47 of 100 (Notable)
1 ENE Fairfield	United States	Record high minimum temperature	25.6 C (78.1 F)	45 of 100 (Notable)
Faribault	United States	Record daily precipitation	31.2 mm (1.2 in)	45 of 100 (Notable)
Richlands (Bouverie)	Australia	Record daily precipitation	50.0 mm (2.0 in)	43 of 100 (Notable)
Manila	United States	Record low maximum temperature	20.6 C (69.1 F)	43 of 100 (Notable)
Morgantown Muni AP	United States	Record high minimum temperature	23.9 C (75.0 F)	43 of 100 (Notable)
Perl-Nennig	Germany	Record daily precipitation	27.4 mm (1.1 in)	42 of 100 (Notable)
Louisville McAlpine	United States	Record daily precipitation	52.1 mm (2.1 in)	42 of 100 (Notable)
Clarence	United States	Record daily precipitation	69.3 mm (2.7 in)	42 of 100 (Notable)
Farson 2NNE	United States	Record low maximum temperature	21.7 C (71.1 F)	42 of 100 (Notable)
Paradise	United States	Record low maximum temperature	24.4 C (75.9 F)	41 of 100 (Notable)
White Hall 1 E	United States	Record high minimum temperature	23.9 C (75.0 F)	41 of 100 (Notable)
Detroit Lakes 1 NNE	United States	Record low maximum temperature	17.8 C (64.0 F)	41 of 100 (Notable)
Montevideo 1SW	United States	Record daily precipitation	63.0 mm (2.5 in)	41 of 100 (Notable)
Pathfinder Dam	United States	Record low maximum temperature	23.9 C (75.0 F)	41 of 100 (Notable)
Palmdale AP	United States	Record low maximum temperature	25.6 C (78.1 F)	41 of 100 (Notable)
Riverside Fire STN 3	United States	Record low maximum temperature	25.0 C (77.0 F)	40 of 100 (Notable)
Zugspitze	Germany	Record high minimum temperature	7.9 C (46.2 F)	39 of 100 (Notable)
Calhoun City	United States	Record high minimum temperature	23.9 C (75.0 F)	38 of 100 (Notable)
Bishkek	Kyrgyzstan	Record high maximum temperature	39.4 C (102.9 F)	37 of 100 (Notable)
Alpine	United States	Record high maximum temperature	38.9 C (102.0 F)	37 of 100 (Notable)
Opihihale #2 24.1	United States	Record daily precipitation	54.6 mm (2.1 in)	37 of 100 (Notable)
Arxan	China	Record daily precipitation	102.9 mm (4.1 in)	36 of 100 (Notable)
Hatlestrand	Norway	Record daily precipitation	29.4 mm (1.2 in)	36 of 100 (Notable)
Elsinore	United States	Record low maximum temperature	22.8 C (73.0 F)	36 of 100 (Notable)
Murray	United States	Record high minimum temperature	26.1 C (79.0 F)	36 of 100 (Notable)
Monticello	United States	Record high minimum temperature	25.0 C (77.0 F)	36 of 100 (Notable)
Springfield Abraham Lincoln Ca	United States	Record high minimum temperature	26.1 C (79.0 F)	36 of 100 (Notable)
Karaganda	Kazakhstan	Record high maximum temperature	39.0 C (102.2 F)	35 of 100 (Notable)
Marble Hill	United States	Record high minimum temperature	24.4 C (75.9 F)	35 of 100 (Notable)
Pavillion	United States	Record low maximum temperature	20.0 C (68.0 F)	35 of 100 (Notable)
N Is NAS	United States	Record daily precipitation	30.2 mm (1.2 in)	35 of 100 (Notable)
Taraz	Kazakhstan	Record high minimum temperature	26.0 C (78.8 F)	34 of 100 (Routine)
Collins	United States	Record high minimum temperature	27.8 C (82.0 F)	34 of 100 (Routine)
Abiquiu Dam	United States	Record daily precipitation	26.7 mm (1.1 in)	34 of 100 (Routine)
Norfolk Intl AP	United States	Record daily precipitation	78.2 mm (3.1 in)	34 of 100 (Routine)
Tanegashima	Japan	Record low minimum temperature	20.9 C (69.6 F)	33 of 100 (Routine)
Sauda	Norway	Record daily precipitation	29.0 mm (1.1 in)	33 of 100 (Routine)
Jerseyville 2 SW	United States	Record high minimum temperature	25.0 C (77.0 F)	33 of 100 (Routine)
Olga 2 SE	United States	Record high maximum temperature	28.9 C (84.0 F)	33 of 100 (Routine)
Altoona Blair Co AP	United States	Record daily precipitation	30.7 mm (1.2 in)	33 of 100 (Routine)

Counts by Type and Timescale

745 records

Records set or tied on 18 July 2015 by type: Highest daily maximum 131, Lowest daily maximum 64, Highest daily minimum 309, Lowest daily minimum 56, Heaviest daily rainfall 185.

Records on 18 July 2015 by type
Record type	Records
Highest daily maximum	131
Lowest daily maximum	64
Highest daily minimum	309
Lowest daily minimum	56
Heaviest daily rainfall	185
Heaviest daily snowfall	0
Deepest snow cover	0

Records on 18 July 2015 by timescale: all-time 4, monthly 23, daily 718.

How Much Records Were Beaten By

561 broken records

Margins by which the 561 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 153.4. Ties are not counted.

Top 20 by Significance

18 July 2015

Top 20 records on 18 July 2015 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
18 July 2015	Columbus, US	daily rain	75.2 mm (3.0 in)	45.0 mm (1.8 in)	102 years	72 of 100 (Major)
18 July 2015	Daltonganj, IN	daily rain	150.9 mm (5.9 in)	109.1 mm (4.3 in)	48 years	64 of 100 (Major)
18 July 2015	San Diego Intl AP, US	monthly rain	26.2 mm (1.0 in)	20.4 mm (0.8 in)	23 years	64 of 100 (Major)
18 July 2015	San Diego Miramar NAS, US	monthly rain	33.8 mm (1.3 in)	21.9 mm (0.9 in)	23 years	63 of 100 (Major)
18 July 2015	Kyoto, JP	monthly rain	258.1 mm (10.2 in)	74.5 mm (2.9 in)	48 years	61 of 100 (Major)
18 July 2015	Prescott Love Fld, US	daily rain	71.9 mm (2.8 in)	41.7 mm (1.6 in)	44 years	59 of 100 (Notable)
18 July 2015	Albion, US	daily rain	62.2 mm (2.4 in)	26.1 mm (1.0 in)	90 years	58 of 100 (Notable)
18 July 2015	Ridgway, US	daily rain	75.7 mm (3.0 in)	33.0 mm (1.3 in)	72 years	58 of 100 (Notable)
18 July 2015	Astara, AZ	daily rain	57.9 mm (2.3 in)	54.1 mm (2.1 in)	28 years	56 of 100 (Notable)
18 July 2015	Osaka, JP	monthly rain	192.0 mm (7.6 in)	57.1 mm (2.2 in)	37 years	56 of 100 (Notable)
18 July 2015	Poway Valley, US	monthly rain	25.7 mm (1.0 in)	6.6 mm (0.26 in)	112 years	56 of 100 (Notable)
18 July 2015	Portal 4 SW, US	daily rain	59.2 mm (2.3 in)	35.3 mm (1.4 in)	48 years	53 of 100 (Notable)
18 July 2015	San Carlos Rsvr, US	daily low min	12.2 C (54.0 F)	3.9 C (7.0 F)	104 years	53 of 100 (Notable)
18 July 2015	Bullhead City, US	daily rain	49.0 mm (1.9 in)	48.2 mm (1.9 in)	30 years	52 of 100 (Notable)
18 July 2015	Rochester Gtr Intl, US	daily rain	38.4 mm (1.5 in)	21.9 mm (0.9 in)	76 years	52 of 100 (Notable)
18 July 2015	Robertson, ZA	daily rain	40.9 mm (1.6 in)	16.8 mm (0.7 in)	65 years	50 of 100 (Notable)
18 July 2015	Jimma, ET	daily rain	56.9 mm (2.2 in)	23.3 mm (0.9 in)	58 years	48 of 100 (Notable)
18 July 2015	Kobe, JP	daily rain	200.9 mm (7.9 in)	153.4 mm (6.0 in)	8 years	48 of 100 (Notable)
18 July 2015	Hoxie, US	daily rain	55.9 mm (2.2 in)	18.1 mm (0.7 in)	85 years	48 of 100 (Notable)
18 July 2015	Zagreb-Gric, HR	daily high min	25.2 C (77.4 F)	2.1 C (3.8 F)	130 years	47 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 2015

Records set or tied on this calendar date in each year from 1793 to 2015. 2015 had 745 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 2015-07-18: 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	539
20 to 40	13
40 to 60	6
60 to 80	1
80 to 100	0
100 to 120	1
120 to 140	0
140 to 160	1