Weather Records on 18 May 2026

1,131 weather records were set or tied worldwide on 18 May 2026. Highest significance: Walden, US.

Key Facts for 18 May 2026

On 18 May 2026, 1,131 weather records were set or tied at long-record stations worldwide.
584 were record highs and 301 were record lows, counting maximum and minimum temperature.
By timescale, 2 were all-time records, 40 monthly and 1,089 daily.
Walden set a daily record precipitation of 30.7 mm (1.2 in) on 18 May 2026.
Across 164 earlier years (1796 to 2025) the same calendar date averaged 438 records.

Record Map

1,131 stations

1,131 station records on 18 May 2026 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 18 May 2026: highest significance records shown on the map
Station	Country	Type	Value	Significance
Walden	United States	Record daily precipitation	30.7 mm (1.2 in)	72 of 100 (Major)
Old Delamere	Australia	Record daily precipitation	48.6 mm (1.9 in)	67 of 100 (Major)
Lincoln 1 SE	United States	Record daily precipitation	130.8 mm (5.1 in)	66 of 100 (Major)
Randolph	United States	Record daily snowfall	13.2 cm (5.2 in)	66 of 100 (Major)
Church Buttes Gas Plt	United States	Record daily snowfall	17.8 cm (7.0 in)	65 of 100 (Major)
Cheboygan	United States	Record daily precipitation	53.3 mm (2.1 in)	62 of 100 (Major)
Enterprise	United States	Record daily snowfall	10.2 cm (4.0 in)	60 of 100 (Major)
Laketown	United States	Record daily snowfall	11.4 cm (4.5 in)	59 of 100 (Notable)
Clay Ctr	United States	Record daily precipitation	64.8 mm (2.6 in)	56 of 100 (Notable)
Numinbah State Farm	Australia	Record daily precipitation	142.0 mm (5.6 in)	55 of 100 (Notable)
Le Mars	United States	Record daily precipitation	56.9 mm (2.2 in)	53 of 100 (Notable)
Tanbar Station	Australia	Record daily precipitation	66.0 mm (2.6 in)	52 of 100 (Notable)
Sola	Norway	Record daily precipitation	34.7 mm (1.4 in)	51 of 100 (Notable)
Kentfield	United States	Record high minimum temperature	17.8 C (64.0 F)	51 of 100 (Notable)
Chapman	United States	Record daily precipitation	65.3 mm (2.6 in)	51 of 100 (Notable)
Fossil Butte	United States	Record daily snowfall	20.6 cm (8.1 in)	51 of 100 (Notable)
Minneapolis	United States	Record daily precipitation	93.2 mm (3.7 in)	50 of 100 (Notable)
Randolph	United States	Record snow depth	10.2 cm (4.0 in)	50 of 100 (Notable)
Mtn View	United States	Record snow depth	25.4 cm (10.0 in)	49 of 100 (Notable)
Curlewis Post Office	Australia	Record daily precipitation	59.6 mm (2.3 in)	48 of 100 (Notable)
Roosevelt Radio	United States	Record daily precipitation	27.6 mm (1.1 in)	48 of 100 (Notable)
Mtn View	United States	Record daily snowfall	24.4 cm (9.6 in)	48 of 100 (Notable)
Stavanger - Valand	Norway	Record daily precipitation	29.3 mm (1.2 in)	47 of 100 (Notable)
Calico Rock 2 WSW	United States	Record high minimum temperature	22.8 C (73.0 F)	46 of 100 (Notable)
Maybell	United States	Record daily precipitation	27.9 mm (1.1 in)	46 of 100 (Notable)
Memphis	United States	Record daily precipitation	38.1 mm (1.5 in)	46 of 100 (Notable)
Port Wakefield	Australia	Record daily precipitation	26.0 mm (1.0 in)	45 of 100 (Notable)
Zearing	United States	Record daily precipitation	26.4 mm (1.0 in)	45 of 100 (Notable)
Manhattan	United States	Record daily precipitation	43.4 mm (1.7 in)	45 of 100 (Notable)
Auburn 5 ESE	United States	Record daily precipitation	74.7 mm (2.9 in)	45 of 100 (Notable)
Manila	United States	Record daily precipitation	33.0 mm (1.3 in)	45 of 100 (Notable)
Newton	United States	Record daily precipitation	78.7 mm (3.1 in)	44 of 100 (Notable)
Fillmore	United States	Record low maximum temperature	10.6 C (51.1 F)	44 of 100 (Notable)
Ibapah	United States	Record low maximum temperature	8.3 C (46.9 F)	44 of 100 (Notable)
Church Buttes Gas Plt	United States	Record snow depth	17.8 cm (7.0 in)	44 of 100 (Notable)
Alderley	Australia	Record daily precipitation	42.2 mm (1.7 in)	43 of 100 (Notable)
Deniliquin (Wilkinson St)	Australia	Record daily precipitation	45.0 mm (1.8 in)	43 of 100 (Notable)
Corning	United States	Record high minimum temperature	24.4 C (75.9 F)	43 of 100 (Notable)
Waldron	United States	Record high minimum temperature	23.3 C (73.9 F)	43 of 100 (Notable)
Aspendell	United States	Record low minimum temperature	-6.1 C (21.0 F)	43 of 100 (Notable)
Sedan	United States	Record high minimum temperature	25.0 C (77.0 F)	43 of 100 (Notable)
Charlevoix	United States	Record daily precipitation	27.9 mm (1.1 in)	43 of 100 (Notable)
Cairo 3N	United States	Record high minimum temperature	23.3 C (73.9 F)	43 of 100 (Notable)
Obrestad Fyr	Norway	Record daily precipitation	43.7 mm (1.7 in)	42 of 100 (Notable)
Longford	United States	Record daily precipitation	61.0 mm (2.4 in)	42 of 100 (Notable)
Mtn Grove 2 N	United States	Record high minimum temperature	20.0 C (68.0 F)	42 of 100 (Notable)
Vandalia	United States	Record high minimum temperature	19.4 C (66.9 F)	42 of 100 (Notable)
Enid	United States	Record high minimum temperature	25.0 C (77.0 F)	42 of 100 (Notable)
Milan Exp STN	United States	Record high minimum temperature	22.2 C (72.0 F)	42 of 100 (Notable)
Basin	United States	Record low minimum temperature	-2.2 C (28.0 F)	42 of 100 (Notable)
Bartlesville Muni AP	United States	Record high minimum temperature	25.6 C (78.1 F)	42 of 100 (Notable)
Malvern	United States	Record high minimum temperature	22.2 C (72.0 F)	41 of 100 (Notable)
Ola	United States	Record low minimum temperature	-2.2 C (28.0 F)	41 of 100 (Notable)
Raleigh State UNIV	United States	Record high maximum temperature	35.6 C (96.1 F)	41 of 100 (Notable)
Medora	United States	Record low minimum temperature	-8.9 C (16.0 F)	41 of 100 (Notable)
Elk City 4 W	United States	Record high minimum temperature	23.3 C (73.9 F)	41 of 100 (Notable)
Ashland	United States	Record high maximum temperature	35.0 C (95.0 F)	41 of 100 (Notable)
Leo 6 SW	United States	Record snow depth	30.5 cm (12.0 in)	41 of 100 (Notable)
Upton	United States	Record low minimum temperature	-2.2 C (28.0 F)	41 of 100 (Notable)
Tyler Pounds Fld	United States	Record high minimum temperature	25.0 C (77.0 F)	41 of 100 (Notable)

Counts by Type and Timescale

1,131 records

Records set or tied on 18 May 2026 by type: Highest daily maximum 207, Lowest daily maximum 160, Highest daily minimum 377, Lowest daily minimum 141, Heaviest daily rainfall 201, Heaviest daily snowfall 25, Deepest snow cover 20.

Records on 18 May 2026 by type
Record type	Records
Highest daily maximum	207
Lowest daily maximum	160
Highest daily minimum	377
Lowest daily minimum	141
Heaviest daily rainfall	201
Heaviest daily snowfall	25
Deepest snow cover	20

Records on 18 May 2026 by timescale: all-time 2, monthly 40, daily 1,089.

How Much Records Were Beaten By

883 broken records

Margins by which the 883 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 254.0. Ties are not counted.

Top 20 by Significance

18 May 2026

Top 20 records on 18 May 2026 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
18 May 2026	Walden, US	daily rain	30.7 mm (1.2 in)	24.9 mm (1.0 in)	73 years	72 of 100 (Major)
18 May 2026	Old Delamere, AU	monthly rain	48.6 mm (1.9 in)	30.8 mm (1.2 in)	57 years	67 of 100 (Major)
18 May 2026	Lincoln 1 SE, US	daily rain	130.8 mm (5.1 in)	63.5 mm (2.5 in)	55 years	66 of 100 (Major)
18 May 2026	Randolph, US	daily snowfall	13.2 cm (5.2 in)	13.2 cm (5.2 in)	132 years	66 of 100 (Major)
18 May 2026	Church Buttes Gas Plt, US	daily snowfall	17.8 cm (7.0 in)	17.8 cm (7.0 in)	69 years	65 of 100 (Major)
18 May 2026	Cheboygan, US	daily rain	53.3 mm (2.1 in)	30.4 mm (1.2 in)	55 years	62 of 100 (Major)
18 May 2026	Enterprise, US	daily snowfall	10.2 cm (4.0 in)	10.2 cm (4.0 in)	119 years	60 of 100 (Major)
18 May 2026	Laketown, US	daily snowfall	11.4 cm (4.5 in)	11.4 cm (4.5 in)	124 years	59 of 100 (Notable)
18 May 2026	Clay Ctr, US	daily rain	64.8 mm (2.6 in)	22.1 mm (0.9 in)	116 years	56 of 100 (Notable)
18 May 2026	Numinbah State Farm, AU	daily rain	142.0 mm (5.6 in)	80.8 mm (3.2 in)	36 years	55 of 100 (Notable)
18 May 2026	Le Mars, US	daily rain	56.9 mm (2.2 in)	27.4 mm (1.1 in)	64 years	53 of 100 (Notable)
18 May 2026	Tanbar Station, AU	daily rain	66.0 mm (2.6 in)	33.8 mm (1.3 in)	48 years	52 of 100 (Notable)
18 May 2026	Sola, NO	daily rain	34.7 mm (1.4 in)	20.1 mm (0.8 in)	15 years	51 of 100 (Notable)
18 May 2026	Kentfield, US	daily high min	17.8 C (64.0 F)	3.4 C (6.1 F)	95 years	51 of 100 (Notable)
18 May 2026	Chapman, US	daily rain	65.3 mm (2.6 in)	16.3 mm (0.6 in)	111 years	51 of 100 (Notable)
18 May 2026	Fossil Butte, US	monthly snowfall	20.6 cm (8.1 in)	9.2 cm (3.6 in)	19 years	51 of 100 (Notable)
18 May 2026	Minneapolis, US	daily rain	93.2 mm (3.7 in)	34.8 mm (1.4 in)	55 years	50 of 100 (Notable)
18 May 2026	Randolph, US	daily snow depth	10.2 cm (4.0 in)	10.2 cm (4.0 in)	101 years	50 of 100 (Notable)
18 May 2026	Mtn View, US	daily snow depth	25.4 cm (10.0 in)	25.4 cm (10.0 in)	60 years	49 of 100 (Notable)
18 May 2026	Curlewis Post Office, AU	daily rain	59.6 mm (2.3 in)	31.0 mm (1.2 in)	37 years	48 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 2026

Records set or tied on this calendar date in each year from 1796 to 2026. 2026 had 1,131 records.

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

Records on 05-18 in each year
Year	Records
1796	1
1798	1
1802	2
1832	1
1833	1
1845	1
1847	1
1848	1
1855	1
1859	1
1861	2
1863	3
1864	1
1866	2
1868	2
1869	1
1870	1
1871	2
1872	1
1874	2
1877	4
1878	1
1879	1
1881	1
1883	2
1884	2
1885	1
1887	1
1888	4
1889	2
1891	1
1893	2
1894	4
1895	5
1896	2
1897	2
1898	1
1899	1
1900	13
1901	6
1902	9
1903	7
1904	11
1905	2
1906	24
1907	18
1908	5
1909	12
1910	50
1911	64
1912	5
1913	11
1914	45
1915	55
1916	74
1917	30
1918	42
1919	30
1920	26
1921	41
1922	33
1923	61
1924	92
1925	220
1926	133
1927	180
1928	160
1929	193
1930	475
1931	191
1932	460
1933	380
1934	390
1935	400
1936	282
1937	348
1938	382
1939	169
1940	315
1941	334
1942	421
1943	744
1944	496
1945	706
1946	651
1947	231
1948	426
1949	597
1950	473
1951	279
1952	493
1953	393
1954	498
1955	848
1956	795
1957	595
1958	334
1959	435
1960	404
1961	187
1962	1,199
1963	477
1964	329
1965	345
1966	438
1967	410
1968	817
1969	865
1970	703
1971	666
1972	499
1973	1,233
1974	1,097
1975	383
1976	733
1977	1,126
1978	1,090
1979	399
1980	614
1981	1,218
1982	452
1983	1,093
1984	717
1985	498
1986	1,131
1987	823
1988	1,154
1989	721
1990	753
1991	1,218
1992	921
1993	707
1994	1,015
1995	1,849
1996	1,767
1997	1,115
1998	1,060
1999	584
2000	922
2001	898
2002	1,833
2003	1,270
2004	847
2005	630
2006	1,493
2007	1,133
2008	999
2009	1,368
2010	894
2011	1,406
2012	523
2013	816
2014	609
2015	785
2016	597
2017	1,855
2018	557
2019	810
2020	706
2021	418
2022	711
2023	554
2024	551
2025	619
2026	1,131

Download the Data

Data for records on 2026-05-18: 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 50	863
50 to 100	10
100 to 150	5
150 to 200	3
200 to 250	1
250 to 300	1