Weather Records on 18 July 2018

699 weather records were set or tied worldwide on 18 July 2018. Highest significance: Marysvale, US.

Key Facts for 18 July 2018

On 18 July 2018, 699 weather records were set or tied at long-record stations worldwide.
508 were record highs and 41 were record lows, counting maximum and minimum temperature.
By timescale, 38 were all-time records, 24 monthly and 637 daily.
Marysvale set a daily record precipitation of 56.6 mm (2.2 in) on 18 July 2018.
Across 156 earlier years (1793 to 2026) the same calendar date averaged 460 records.

Record Map

699 stations

699 station records on 18 July 2018 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 18 July 2018: highest significance records shown on the map
Station	Country	Type	Value	Significance
Marysvale	United States	Record daily precipitation	56.6 mm (2.2 in)	80 of 100 (Exceptional)
Madrid	United States	Record daily precipitation	89.9 mm (3.5 in)	78 of 100 (Major)
Sisian	Armenia	Record daily precipitation	99.3 mm (3.9 in)	71 of 100 (Major)
Olovjannaja	Russia	Record daily precipitation	92.7 mm (3.6 in)	63 of 100 (Major)
Fullerton 1 ESE	United States	Record daily precipitation	110.5 mm (4.4 in)	62 of 100 (Major)
Kennebec	United States	Record daily precipitation	81.3 mm (3.2 in)	61 of 100 (Major)
Wessington 2SE	United States	Record daily precipitation	71.1 mm (2.8 in)	57 of 100 (Notable)
Hammer Odde Fyr-1	Denmark	Record daily precipitation	31.1 mm (1.2 in)	52 of 100 (Notable)
Lampang	Thailand	Record daily precipitation	60.5 mm (2.4 in)	52 of 100 (Notable)
Nuwara Eliya	Sri Lanka	Record high maximum temperature	26.0 C (78.8 F)	51 of 100 (Notable)
Gvasjugi	Russia	Record high minimum temperature	21.3 C (70.3 F)	47 of 100 (Notable)
Kalac	Russia	Record daily precipitation	39.3 mm (1.5 in)	47 of 100 (Notable)
E Brimfield Lake	United States	Record daily precipitation	67.3 mm (2.6 in)	47 of 100 (Notable)
Carlisle Wtp	United States	Record daily precipitation	29.5 mm (1.2 in)	47 of 100 (Notable)
Glomfjord	Norway	Record high maximum temperature	30.5 C (86.9 F)	46 of 100 (Notable)
Abisko	Sweden	Record high maximum temperature	32.8 C (91.0 F)	46 of 100 (Notable)
Jamaica Plain	United States	Record daily precipitation	59.4 mm (2.3 in)	46 of 100 (Notable)
Chichibu	Japan	Record high minimum temperature	25.5 C (77.9 F)	45 of 100 (Notable)
Visby_Flygplats	Sweden	Record high maximum temperature	31.3 C (88.3 F)	45 of 100 (Notable)
Sodankyla Vuotso	Finland	Record high maximum temperature	31.7 C (89.1 F)	44 of 100 (Notable)
Milford	United States	Record daily precipitation	43.4 mm (1.7 in)	44 of 100 (Notable)
Hezuo	China	Record daily precipitation	33.0 mm (1.3 in)	43 of 100 (Notable)
Bardufoss	Norway	Record high maximum temperature	33.5 C (92.3 F)	43 of 100 (Notable)
Mazanovo	Russia	Record daily precipitation	76.5 mm (3.0 in)	43 of 100 (Notable)
St Paul 1 E	United States	Record daily precipitation	62.7 mm (2.5 in)	43 of 100 (Notable)
Morgantown	United States	Record daily precipitation	54.1 mm (2.1 in)	43 of 100 (Notable)
Laghouat	Algeria	Record high minimum temperature	28.5 C (83.3 F)	42 of 100 (Notable)
Barre Falls Dam	United States	Record daily precipitation	61.2 mm (2.4 in)	42 of 100 (Notable)
Waverly	United States	Record high maximum temperature	37.2 C (99.0 F)	42 of 100 (Notable)
New Iberia AP - Acadiana Rgnl	United States	Record high minimum temperature	26.1 C (79.0 F)	41 of 100 (Notable)
Pawnee City	United States	Record low maximum temperature	22.8 C (73.0 F)	41 of 100 (Notable)
Gulkana AP	United States	Record low minimum temperature	0.6 C (33.1 F)	41 of 100 (Notable)
Dwarka	India	Record daily precipitation	82.0 mm (3.2 in)	40 of 100 (Notable)
Kautokeino	Norway	Record high maximum temperature	30.0 C (86.0 F)	40 of 100 (Notable)
Uppsala_Aut	Sweden	Record high maximum temperature	32.6 C (90.7 F)	40 of 100 (Notable)
Lycksele_A	Sweden	Record high maximum temperature	32.8 C (91.0 F)	40 of 100 (Notable)
Birch Hill Dam	United States	Record daily precipitation	70.9 mm (2.8 in)	40 of 100 (Notable)
Blue Hill Coop	United States	Record daily precipitation	34.5 mm (1.4 in)	40 of 100 (Notable)
Marblehead	United States	Record daily precipitation	51.6 mm (2.0 in)	40 of 100 (Notable)
Alva 1W	United States	Record daily precipitation	69.3 mm (2.7 in)	40 of 100 (Notable)
Edgemont	United States	Record daily precipitation	47.5 mm (1.9 in)	40 of 100 (Notable)
Fujin	China	Record daily precipitation	40.9 mm (1.6 in)	39 of 100 (Notable)
Muonio Alamuonio	Finland	Record high maximum temperature	30.8 C (87.4 F)	39 of 100 (Notable)
Alta Lufthavn	Norway	Record high maximum temperature	33.0 C (91.4 F)	39 of 100 (Notable)
Hoburg	Sweden	Record high maximum temperature	31.0 C (87.8 F)	39 of 100 (Notable)
Troy	United States	Record daily precipitation	61.2 mm (2.4 in)	39 of 100 (Notable)
Kansas City Intl AP	United States	Record daily precipitation	83.6 mm (3.3 in)	39 of 100 (Notable)
Glomfjord	Norway	Record high minimum temperature	20.5 C (68.9 F)	38 of 100 (Notable)
Vinga	Sweden	Record high minimum temperature	19.8 C (67.6 F)	38 of 100 (Notable)
Crowley 2 NE	United States	Record high minimum temperature	25.6 C (78.1 F)	38 of 100 (Notable)
Belchertown	United States	Record daily precipitation	94.7 mm (3.7 in)	38 of 100 (Notable)
Seabrook Farms	United States	Record daily precipitation	42.4 mm (1.7 in)	38 of 100 (Notable)
Indiana 3 SE	United States	Record daily precipitation	55.9 mm (2.2 in)	38 of 100 (Notable)
Tully Lake	United States	Record daily precipitation	61.5 mm (2.4 in)	37 of 100 (Notable)
Ft Myers Page Fld AP	United States	Record high minimum temperature	26.1 C (79.0 F)	37 of 100 (Notable)
Ueno	Japan	Record high maximum temperature	37.3 C (99.1 F)	36 of 100 (Notable)
Suhana	Russia	Record low minimum temperature	-3.3 C (26.1 F)	36 of 100 (Notable)
Hoburg	Sweden	Record high minimum temperature	21.3 C (70.3 F)	36 of 100 (Notable)
Keene	United States	Record daily precipitation	38.4 mm (1.5 in)	36 of 100 (Notable)
Ft Worth NAS	United States	Record high maximum temperature	42.2 C (108.0 F)	36 of 100 (Notable)

Counts by Type and Timescale

699 records

Records set or tied on 18 July 2018 by type: Highest daily maximum 217, Lowest daily maximum 16, Highest daily minimum 291, Lowest daily minimum 25, Heaviest daily rainfall 150.

Records on 18 July 2018 by type
Record type	Records
Highest daily maximum	217
Lowest daily maximum	16
Highest daily minimum	291
Lowest daily minimum	25
Heaviest daily rainfall	150
Heaviest daily snowfall	0
Deepest snow cover	0

Records on 18 July 2018 by timescale: all-time 38, monthly 24, daily 637.

How Much Records Were Beaten By

554 broken records

Margins by which the 554 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 64.5. Ties are not counted.

Top 20 by Significance

18 July 2018

Top 20 records on 18 July 2018 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
18 July 2018	Marysvale, US	daily rain	56.6 mm (2.2 in)	43.9 mm (1.7 in)	104 years	80 of 100 (Exceptional)
18 July 2018	Madrid, US	daily rain	89.9 mm (3.5 in)	64.5 mm (2.5 in)	93 years	78 of 100 (Major)
18 July 2018	Sisian, AM	monthly rain	99.3 mm (3.9 in)	45.5 mm (1.8 in)	45 years	71 of 100 (Major)
18 July 2018	Olovjannaja, RU	daily rain	92.7 mm (3.6 in)	59.1 mm (2.3 in)	51 years	63 of 100 (Major)
18 July 2018	Fullerton 1 ESE, US	monthly rain	110.5 mm (4.4 in)	14.5 mm (0.6 in)	111 years	62 of 100 (Major)
18 July 2018	Kennebec, US	monthly rain	81.3 mm (3.2 in)	12.7 mm (0.5 in)	99 years	61 of 100 (Major)
18 July 2018	Wessington 2SE, US	daily rain	71.1 mm (2.8 in)	52.8 mm (2.1 in)	28 years	57 of 100 (Notable)
18 July 2018	Hammer Odde Fyr-1, DK	daily rain	31.1 mm (1.2 in)	24.7 mm (1.0 in)	40 years	52 of 100 (Notable)
18 July 2018	Lampang, TH	daily rain	60.5 mm (2.4 in)	33.3 mm (1.3 in)	61 years	52 of 100 (Notable)
18 July 2018	Nuwara Eliya, LK	daily high max	26.0 C (78.8 F)	2.4 C (4.3 F)	100 years	51 of 100 (Notable)
18 July 2018	Gvasjugi, RU	all-time high min	21.3 C (70.3 F)	0.2 C (0.4 F)	68 years	47 of 100 (Notable)
18 July 2018	Kalac, RU	daily rain	39.3 mm (1.5 in)	19.9 mm (0.8 in)	49 years	47 of 100 (Notable)
18 July 2018	E Brimfield Lake, US	daily rain	67.3 mm (2.6 in)	30.7 mm (1.2 in)	52 years	47 of 100 (Notable)
18 July 2018	Carlisle Wtp, US	daily rain	29.5 mm (1.2 in)	11.7 mm (0.5 in)	141 years	47 of 100 (Notable)
18 July 2018	Glomfjord, NO	all-time high max	30.5 C (86.9 F)	1.0 C (1.8 F)	60 years	46 of 100 (Notable)
18 July 2018	Abisko, SE	all-time high max	32.8 C (91.0 F)	3.2 C (5.8 F)	44 years	46 of 100 (Notable)
18 July 2018	Jamaica Plain, US	daily rain	59.4 mm (2.3 in)	46.4 mm (1.8 in)	8 years	46 of 100 (Notable)
18 July 2018	Chichibu, JP	all-time high min	25.5 C (77.9 F)	0.2 C (0.4 F)	65 years	45 of 100 (Notable)
18 July 2018	Visby_Flygplats, SE	daily high max	31.3 C (88.3 F)	1.8 C (3.2 F)	135 years	45 of 100 (Notable)
18 July 2018	Sodankyla Vuotso, FI	all-time high max	31.7 C (89.1 F)	0.7 C (1.3 F)	57 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 2018

Records set or tied on this calendar date in each year from 1793 to 2018. 2018 had 699 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 2018-07-18: 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 10	486
10 to 20	38
20 to 30	13
30 to 40	7
40 to 50	6
50 to 60	2
60 to 70	2