Weather Records on 18 July 2026

806 weather records were set or tied worldwide on 18 July 2026. Highest significance: Yellowstone Park Mammoth, US.

Key Facts for 18 July 2026

On 18 July 2026, 806 weather records were set or tied at long-record stations worldwide.
473 were record highs and 64 were record lows, counting maximum and minimum temperature.
By timescale, 28 were all-time records, 35 monthly and 743 daily.
Yellowstone Park Mammoth set a monthly record daily precipitation of 49.0 mm (1.9 in) on 18 July 2026.
Across 156 earlier years (1793 to 2025) the same calendar date averaged 460 records.

Record Map

806 stations

806 station records on 18 July 2026 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 18 July 2026: highest significance records shown on the map
Station	Country	Type	Value	Significance
Yellowstone Park Mammoth	United States	Record daily precipitation	49.0 mm (1.9 in)	79 of 100 (Major)
Juupajoki Hyytiala	Finland	Record daily precipitation	85.5 mm (3.4 in)	78 of 100 (Major)
Obihiro	Japan	Record daily precipitation	228.0 mm (9.0 in)	78 of 100 (Major)
Kaunas	Lithuania	Record daily precipitation	72.4 mm (2.9 in)	76 of 100 (Major)
Skukuza	South Africa	Record daily precipitation	47.0 mm (1.9 in)	73 of 100 (Major)
Kilagarden	Sweden	Record daily precipitation	51.8 mm (2.0 in)	70 of 100 (Major)
Asheville AP	United States	Record daily precipitation	83.6 mm (3.3 in)	66 of 100 (Major)
Hachinohe	Japan	Record daily precipitation	97.5 mm (3.8 in)	65 of 100 (Major)
Tottori	Japan	Record daily precipitation	250.5 mm (9.9 in)	65 of 100 (Major)
Hobbs Park	United States	Record daily precipitation	53.3 mm (2.1 in)	65 of 100 (Major)
Wakamatsu	Japan	Record daily precipitation	147.5 mm (5.8 in)	63 of 100 (Major)
Mokpo	Korea, South	Record daily precipitation	119.1 mm (4.7 in)	63 of 100 (Major)
Skriveri	Latvia	Record daily precipitation	133.9 mm (5.3 in)	63 of 100 (Major)
Oskarshamn	Sweden	Record daily precipitation	48.0 mm (1.9 in)	63 of 100 (Major)
Holmbo_D	Sweden	Record daily precipitation	41.8 mm (1.6 in)	63 of 100 (Major)
Nokia Tottijarvi	Finland	Record daily precipitation	89.9 mm (3.5 in)	62 of 100 (Major)
Skulte	Latvia	Record daily precipitation	68.9 mm (2.7 in)	62 of 100 (Major)
Balgerbine	Australia	Record daily precipitation	54.0 mm (2.1 in)	61 of 100 (Major)
Viitasaari Haapaniemi	Finland	Record daily precipitation	78.2 mm (3.1 in)	61 of 100 (Major)
Klaipeda	Lithuania	Record daily precipitation	69.6 mm (2.7 in)	61 of 100 (Major)
Ytiniche	Australia	Record daily precipitation	54.0 mm (2.1 in)	59 of 100 (Notable)
Elena	Australia	Record daily precipitation	43.4 mm (1.7 in)	59 of 100 (Notable)
Parainen Uto	Finland	Record daily precipitation	43.7 mm (1.7 in)	57 of 100 (Notable)
Hiroo	Japan	Record daily precipitation	138.0 mm (5.4 in)	57 of 100 (Notable)
Kumagaya	Japan	Record daily precipitation	114.0 mm (4.5 in)	57 of 100 (Notable)
Clark 3NE	United States	Record daily precipitation	36.1 mm (1.4 in)	57 of 100 (Notable)
Cowcowing	Australia	Record daily precipitation	37.0 mm (1.5 in)	56 of 100 (Notable)
Gustorp_D	Sweden	Record daily precipitation	57.4 mm (2.3 in)	55 of 100 (Notable)
Pielavesi Venetmaki	Finland	Record daily precipitation	58.1 mm (2.3 in)	54 of 100 (Notable)
Hogboda	Sweden	Record daily precipitation	38.4 mm (1.5 in)	54 of 100 (Notable)
Sunne_A	Sweden	Record daily precipitation	46.0 mm (1.8 in)	54 of 100 (Notable)
Wattoning	Australia	Record daily precipitation	32.0 mm (1.3 in)	53 of 100 (Notable)
Tlaxcala de Xicontecatl (Dge)	Mexico	Record high maximum temperature	36.8 C (98.2 F)	53 of 100 (Notable)
Omu	Japan	Record daily precipitation	97.0 mm (3.8 in)	52 of 100 (Notable)
Stromsfoss Sluse	Norway	Record daily precipitation	52.8 mm (2.1 in)	51 of 100 (Notable)
Alpena Co Rgnl AP	United States	Record daily precipitation	66.0 mm (2.6 in)	51 of 100 (Notable)
Wakayama	Japan	Record daily precipitation	210.0 mm (8.3 in)	50 of 100 (Notable)
Acapulco Gro.	Mexico	Record low maximum temperature	27.8 C (82.0 F)	50 of 100 (Notable)
Mariestad	Sweden	Record daily precipitation	30.1 mm (1.2 in)	50 of 100 (Notable)
Hobart Muni AP	United States	Record daily precipitation	32.5 mm (1.3 in)	50 of 100 (Notable)
Karawa	Australia	Record daily precipitation	54.0 mm (2.1 in)	49 of 100 (Notable)
Ciudad Victoria	Mexico	Record high minimum temperature	31.0 C (87.8 F)	49 of 100 (Notable)
Gardermoen Sor	Norway	Record daily precipitation	38.1 mm (1.5 in)	49 of 100 (Notable)
Bialystok	Poland	Record daily precipitation	83.0 mm (3.3 in)	49 of 100 (Notable)
Fagre	Sweden	Record daily precipitation	32.4 mm (1.3 in)	49 of 100 (Notable)
Montpelier	United States	Record daily precipitation	69.6 mm (2.7 in)	49 of 100 (Notable)
Yorkrakine	Australia	Record daily precipitation	36.0 mm (1.4 in)	48 of 100 (Notable)
Vesanto Sonkari	Finland	Record daily precipitation	52.7 mm (2.1 in)	48 of 100 (Notable)
Saltillo	Mexico	Record high minimum temperature	25.0 C (77.0 F)	48 of 100 (Notable)
Harstena A	Sweden	Record daily precipitation	34.5 mm (1.4 in)	48 of 100 (Notable)
Vanersborg	Sweden	Record daily precipitation	32.6 mm (1.3 in)	48 of 100 (Notable)
Beaver Is	United States	Record daily precipitation	25.9 mm (1.0 in)	48 of 100 (Notable)
Rochester Gtr Intl	United States	Record daily precipitation	76.5 mm (3.0 in)	48 of 100 (Notable)
Aanekoski Kalaniemi	Finland	Record daily precipitation	71.2 mm (2.8 in)	47 of 100 (Notable)
Lapinlahti Lamminkayra	Finland	Record daily precipitation	47.9 mm (1.9 in)	47 of 100 (Notable)
Urakawa	Japan	Record daily precipitation	203.0 mm (8.0 in)	47 of 100 (Notable)
Moran 5WNW	United States	Record high minimum temperature	13.3 C (55.9 F)	47 of 100 (Notable)
Multia Pirttipera	Finland	Record daily precipitation	82.1 mm (3.2 in)	46 of 100 (Notable)
Saffle	Sweden	Record daily precipitation	49.3 mm (1.9 in)	46 of 100 (Notable)
Arvika_A	Sweden	Record daily precipitation	40.8 mm (1.6 in)	46 of 100 (Notable)

Counts by Type and Timescale

806 records

Records set or tied on 18 July 2026 by type: Highest daily maximum 87, Lowest daily maximum 39, Highest daily minimum 386, Lowest daily minimum 25, Heaviest daily rainfall 269.

Records on 18 July 2026 by type
Record type	Records
Highest daily maximum	87
Lowest daily maximum	39
Highest daily minimum	386
Lowest daily minimum	25
Heaviest daily rainfall	269
Heaviest daily snowfall	0
Deepest snow cover	0

Records on 18 July 2026 by timescale: all-time 28, monthly 35, daily 743.

How Much Records Were Beaten By

628 broken records

Margins by which the 628 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 177.7. Ties are not counted.

Top 20 by Significance

18 July 2026

Top 20 records on 18 July 2026 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
18 July 2026	Yellowstone Park Mammoth, US	monthly rain	49.0 mm (1.9 in)	13.4 mm (0.5 in)	124 years	79 of 100 (Major)
18 July 2026	Juupajoki Hyytiala, FI	all-time rain	85.5 mm (3.4 in)	23.1 mm (0.9 in)	64 years	78 of 100 (Major)
18 July 2026	Obihiro, JP	all-time rain	228.0 mm (9.0 in)	54.0 mm (2.1 in)	37 years	78 of 100 (Major)
18 July 2026	Kaunas, LT	daily rain	72.4 mm (2.9 in)	54.8 mm (2.2 in)	88 years	76 of 100 (Major)
18 July 2026	Skukuza, ZA	daily rain	47.0 mm (1.9 in)	47.0 mm (1.9 in)	112 years	73 of 100 (Major)
18 July 2026	Kilagarden, SE	daily rain	51.8 mm (2.0 in)	32.0 mm (1.3 in)	75 years	70 of 100 (Major)
18 July 2026	Asheville AP, US	daily rain	83.6 mm (3.3 in)	41.9 mm (1.6 in)	76 years	66 of 100 (Major)
18 July 2026	Hachinohe, JP	daily rain	97.5 mm (3.8 in)	71.8 mm (2.8 in)	61 years	65 of 100 (Major)
18 July 2026	Tottori, JP	daily rain	250.5 mm (9.9 in)	177.7 mm (7.0 in)	61 years	65 of 100 (Major)
18 July 2026	Hobbs Park, US	monthly rain	53.3 mm (2.1 in)	25.4 mm (1.0 in)	39 years	65 of 100 (Major)
18 July 2026	Wakamatsu, JP	daily rain	147.5 mm (5.8 in)	86.5 mm (3.4 in)	56 years	63 of 100 (Major)
18 July 2026	Mokpo, KR	daily rain	119.1 mm (4.7 in)	68.1 mm (2.7 in)	96 years	63 of 100 (Major)
18 July 2026	Skriveri, LV	daily rain	133.9 mm (5.3 in)	121.0 mm (4.8 in)	53 years	63 of 100 (Major)
18 July 2026	Oskarshamn, SE	daily rain	48.0 mm (1.9 in)	23.7 mm (0.9 in)	79 years	63 of 100 (Major)
18 July 2026	Holmbo_D, SE	daily rain	41.8 mm (1.6 in)	25.7 mm (1.0 in)	77 years	63 of 100 (Major)
18 July 2026	Nokia Tottijarvi, FI	all-time rain	89.9 mm (3.5 in)	20.1 mm (0.8 in)	29 years	62 of 100 (Major)
18 July 2026	Skulte, LV	daily rain	68.9 mm (2.7 in)	41.9 mm (1.6 in)	53 years	62 of 100 (Major)
18 July 2026	Balgerbine, AU	daily rain	54.0 mm (2.1 in)	24.8 mm (1.0 in)	52 years	61 of 100 (Major)
18 July 2026	Viitasaari Haapaniemi, FI	all-time rain	78.2 mm (3.1 in)	15.9 mm (0.6 in)	46 years	61 of 100 (Major)
18 July 2026	Klaipeda, LT	daily rain	69.6 mm (2.7 in)	42.8 mm (1.7 in)	36 years	61 of 100 (Major)

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 2026

Records set or tied on this calendar date in each year from 1793 to 2026. 2026 had 806 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 2026-07-18: 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 2026-10-17. Last revised 17 October 2026 (2026-10-17).

Margin	Records
0 to 25	585
25 to 50	31
50 to 75	8
75 to 100	1
100 to 125	2
125 to 150	0
150 to 175	0
175 to 200	1