Weather Records on 26 May 2018

1,052 weather records were set or tied worldwide on 26 May 2018. Highest significance: Louisville 1 E, US.

Key Facts for 26 May 2018

On 26 May 2018, 1,052 weather records were set or tied at long-record stations worldwide.
881 were record highs and 53 were record lows, counting maximum and minimum temperature.
By timescale, 0 were all-time records, 41 monthly and 1,011 daily.
Louisville 1 E set a daily record precipitation of 110.2 mm (4.3 in) on 26 May 2018.
Across 161 earlier years (1814 to 2026) the same calendar date averaged 428 records.

Record Map

1,052 stations

1,052 station records on 26 May 2018 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 26 May 2018: highest significance records shown on the map
Station	Country	Type	Value	Significance
Louisville 1 E	United States	Record daily precipitation	110.2 mm (4.3 in)	80 of 100 (Exceptional)
Long Creek	United States	Record daily precipitation	45.2 mm (1.8 in)	56 of 100 (Notable)
Rome	United States	Record daily precipitation	61.5 mm (2.4 in)	54 of 100 (Notable)
Kem-Port	Russia	Record high minimum temperature	14.4 C (57.9 F)	49 of 100 (Notable)
Pamplona (Observatorio)	Spain	Record daily precipitation	31.3 mm (1.2 in)	49 of 100 (Notable)
Wallowa	United States	Record daily precipitation	34.5 mm (1.4 in)	49 of 100 (Notable)
Phuket Airport	Thailand	Record daily precipitation	133.3 mm (5.2 in)	48 of 100 (Notable)
Spirit Lake	United States	Record high minimum temperature	19.4 C (66.9 F)	48 of 100 (Notable)
Pierce	United States	Record daily precipitation	52.6 mm (2.1 in)	46 of 100 (Notable)
Falls City Brenner Fld	United States	Record high maximum temperature	38.3 C (100.9 F)	46 of 100 (Notable)
Huili	China	Record daily precipitation	55.1 mm (2.2 in)	45 of 100 (Notable)
Tulelake	United States	Record daily precipitation	33.0 mm (1.3 in)	45 of 100 (Notable)
Pamplona	Spain	Record daily precipitation	36.9 mm (1.5 in)	44 of 100 (Notable)
Spirit Lake	United States	Record high maximum temperature	33.3 C (91.9 F)	44 of 100 (Notable)
Hagerstown 1E	United States	Record high minimum temperature	21.1 C (70.0 F)	43 of 100 (Notable)
W Pelzer	United States	Record daily precipitation	62.2 mm (2.4 in)	43 of 100 (Notable)
Gail	United States	Record high maximum temperature	40.0 C (104.0 F)	43 of 100 (Notable)
Green Bay	United States	Record high maximum temperature	33.3 C (91.9 F)	43 of 100 (Notable)
Laghouat	Algeria	Record high minimum temperature	20.0 C (68.0 F)	42 of 100 (Notable)
Szeged (Aut)	Hungary	Record daily precipitation	38.1 mm (1.5 in)	42 of 100 (Notable)
Phuket Airport	Thailand	Record low minimum temperature	20.0 C (68.0 F)	42 of 100 (Notable)
Casey	United States	Record high maximum temperature	32.8 C (91.0 F)	42 of 100 (Notable)
Spencer 1 N	United States	Record high maximum temperature	35.0 C (95.0 F)	42 of 100 (Notable)
Geneva	United States	Record high maximum temperature	37.2 C (99.0 F)	42 of 100 (Notable)
Marion	United States	Record high minimum temperature	19.4 C (66.9 F)	42 of 100 (Notable)
Mondovi	United States	Record high maximum temperature	35.6 C (96.1 F)	42 of 100 (Notable)
Aberdeen	United States	Record high maximum temperature	36.1 C (97.0 F)	42 of 100 (Notable)
Rosa Brook	Australia	Record daily precipitation	34.2 mm (1.3 in)	41 of 100 (Notable)
Adelaide West Terrace	Australia	Record high maximum temperature	24.8 C (76.6 F)	41 of 100 (Notable)
Valley Head	United States	Record daily precipitation	33.8 mm (1.3 in)	41 of 100 (Notable)
Naples	United States	Record low maximum temperature	25.6 C (78.1 F)	41 of 100 (Notable)
Lake Park 3SSE	United States	Record high maximum temperature	35.6 C (96.1 F)	41 of 100 (Notable)
Artichoke Lake 1 E	United States	Record high maximum temperature	35.6 C (96.1 F)	41 of 100 (Notable)
Leech Lake	United States	Record high maximum temperature	32.2 C (90.0 F)	41 of 100 (Notable)
Auburn 5 ESE	United States	Record high maximum temperature	38.3 C (100.9 F)	41 of 100 (Notable)
Genoa 2 W	United States	Record high maximum temperature	36.7 C (98.1 F)	41 of 100 (Notable)
Newell	United States	Record high minimum temperature	16.7 C (62.1 F)	41 of 100 (Notable)
Bickley	Australia	Record daily precipitation	67.0 mm (2.6 in)	40 of 100 (Notable)
Asturias/Aviles	Spain	Record daily precipitation	32.3 mm (1.3 in)	40 of 100 (Notable)
Stockholm	Sweden	Record high maximum temperature	26.2 C (79.2 F)	40 of 100 (Notable)
Creston 2 SW	United States	Record high maximum temperature	36.1 C (97.0 F)	40 of 100 (Notable)
Milan 1NW	United States	Record high maximum temperature	35.0 C (95.0 F)	40 of 100 (Notable)
Fullerton 1 ESE	United States	Record high minimum temperature	16.7 C (62.1 F)	40 of 100 (Notable)
Sturgeon Bay Exp Farm	United States	Record high maximum temperature	32.2 C (90.0 F)	40 of 100 (Notable)
Alexandra Bridge	Australia	Record daily precipitation	61.0 mm (2.4 in)	39 of 100 (Notable)
West Souburg	Netherlands	Record high maximum temperature	27.2 C (81.0 F)	39 of 100 (Notable)
Rize	Turkey	Record high minimum temperature	20.2 C (68.4 F)	39 of 100 (Notable)
Hoxie	United States	Record high minimum temperature	20.0 C (68.0 F)	39 of 100 (Notable)
Pembina	United States	Record high maximum temperature	33.9 C (93.0 F)	39 of 100 (Notable)
Lyon - St Exupery	France	Record high minimum temperature	18.4 C (65.1 F)	38 of 100 (Notable)
Lake Park 3SSE	United States	Record high minimum temperature	21.7 C (71.1 F)	38 of 100 (Notable)
Mahnomen	United States	Record high maximum temperature	33.3 C (91.9 F)	38 of 100 (Notable)
Lead	United States	Record high maximum temperature	31.1 C (88.0 F)	38 of 100 (Notable)
Sutton Lake	United States	Record daily precipitation	36.1 mm (1.4 in)	38 of 100 (Notable)
Sauda	Norway	Record high maximum temperature	29.2 C (84.6 F)	37 of 100 (Notable)
Broadus	United States	Record high maximum temperature	34.4 C (93.9 F)	37 of 100 (Notable)
Edgeley 3WNW	United States	Record high minimum temperature	16.7 C (62.1 F)	37 of 100 (Notable)
Milwaukee Mitchell AP	United States	Record high minimum temperature	20.0 C (68.0 F)	37 of 100 (Notable)
Yap Island WSO AP	Federated States of Micronesia	Record high minimum temperature	28.0 C (82.4 F)	36 of 100 (Notable)
Lindesnes Fyr	Norway	Record high minimum temperature	18.0 C (64.4 F)	36 of 100 (Notable)

Counts by Type and Timescale

1,052 records

Records set or tied on 26 May 2018 by type: Highest daily maximum 475, Lowest daily maximum 27, Highest daily minimum 406, Lowest daily minimum 26, Heaviest daily rainfall 118.

Records on 26 May 2018 by type
Record type	Records
Highest daily maximum	475
Lowest daily maximum	27
Highest daily minimum	406
Lowest daily minimum	26
Heaviest daily rainfall	118
Heaviest daily snowfall	0
Deepest snow cover	0

Records on 26 May 2018 by timescale: all-time 0, monthly 41, daily 1,011.

How Much Records Were Beaten By

807 broken records

Margins by which the 807 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 61.8. Ties are not counted.

Top 20 by Significance

26 May 2018

Top 20 records on 26 May 2018 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
26 May 2018	Louisville 1 E, US	daily rain	110.2 mm (4.3 in)	59.4 mm (2.3 in)	115 years	80 of 100 (Exceptional)
26 May 2018	Long Creek, US	monthly rain	45.2 mm (1.8 in)	14.2 mm (0.6 in)	29 years	56 of 100 (Notable)
26 May 2018	Rome, US	daily rain	61.5 mm (2.4 in)	33.3 mm (1.3 in)	65 years	54 of 100 (Notable)
26 May 2018	Kem-Port, RU	monthly high min	14.4 C (57.9 F)	0.1 C (0.2 F)	96 years	49 of 100 (Notable)
26 May 2018	Pamplona (Observatorio), ES	daily rain	31.3 mm (1.2 in)	18.5 mm (0.7 in)	61 years	49 of 100 (Notable)
26 May 2018	Wallowa, US	daily rain	34.5 mm (1.4 in)	14.7 mm (0.6 in)	40 years	49 of 100 (Notable)
26 May 2018	Phuket Airport, TH	daily rain	133.3 mm (5.2 in)	61.8 mm (2.4 in)	47 years	48 of 100 (Notable)
26 May 2018	Spirit Lake, US	daily high min	19.4 C (66.9 F)	3.8 C (6.8 F)	119 years	48 of 100 (Notable)
26 May 2018	Pierce, US	daily rain	52.6 mm (2.1 in)	29.7 mm (1.2 in)	7 years	46 of 100 (Notable)
26 May 2018	Falls City Brenner Fld, US	daily high max	38.3 C (100.9 F)	3.3 C (5.9 F)	105 years	46 of 100 (Notable)
26 May 2018	Huili, CN	daily rain	55.1 mm (2.2 in)	25.3 mm (1.0 in)	43 years	45 of 100 (Notable)
26 May 2018	Tulelake, US	monthly rain	33.0 mm (1.3 in)	4.0 mm (0.16 in)	60 years	45 of 100 (Notable)
26 May 2018	Pamplona, ES	daily rain	36.9 mm (1.5 in)	23.8 mm (0.9 in)	39 years	44 of 100 (Notable)
26 May 2018	Spirit Lake, US	daily high max	33.3 C (91.9 F)	2.7 C (4.9 F)	123 years	44 of 100 (Notable)
26 May 2018	Hagerstown 1E, US	daily high min	21.1 C (70.0 F)	1.7 C (3.1 F)	104 years	43 of 100 (Notable)
26 May 2018	W Pelzer, US	daily rain	62.2 mm (2.4 in)	40.1 mm (1.6 in)	36 years	43 of 100 (Notable)
26 May 2018	Gail, US	daily high max	40.0 C (104.0 F)	1.7 C (3.1 F)	104 years	43 of 100 (Notable)
26 May 2018	Green Bay, US	daily high max	33.3 C (91.9 F)	2.2 C (4.0 F)	104 years	43 of 100 (Notable)
26 May 2018	Laghouat, DZ	daily high min	20.0 C (68.0 F)	1.0 C (1.8 F)	113 years	42 of 100 (Notable)
26 May 2018	Szeged (Aut), HU	daily rain	38.1 mm (1.5 in)	27.4 mm (1.1 in)	11 years	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

1814 to 2018

Records set or tied on this calendar date in each year from 1814 to 2018. 2018 had 1,052 records.

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

Records on 05-26 in each year
Year	Records
1814	1
1817	1
1839	1
1841	1
1843	1
1845	1
1847	2
1852	1
1858	1
1864	3
1866	1
1867	2
1868	3
1869	1
1870	1
1871	1
1876	1
1877	1
1879	3
1880	6
1882	2
1883	1
1884	1
1886	2
1887	1
1888	1
1889	5
1890	7
1891	2
1892	5
1894	3
1895	2
1896	1
1898	1
1899	3
1900	11
1901	12
1902	5
1903	16
1904	10
1905	10
1906	9
1907	24
1908	20
1909	9
1910	47
1911	42
1912	40
1913	49
1914	86
1915	13
1916	24
1917	33
1918	29
1919	37
1920	54
1921	63
1922	64
1923	74
1924	122
1925	570
1926	188
1927	141
1928	144
1929	110
1930	201
1931	289
1932	299
1933	475
1934	247
1935	191
1936	340
1937	255
1938	624
1939	253
1940	242
1941	322
1942	782
1943	473
1944	469
1945	279
1946	385
1947	587
1948	308
1949	438
1950	1,010
1951	542
1952	243
1953	996
1954	427
1955	1,208
1956	549
1957	351
1958	548
1959	391
1960	293
1961	800
1962	450
1963	398
1964	590
1965	621
1966	403
1967	954
1968	518
1969	621
1970	404
1971	533
1972	438
1973	609
1974	662
1975	495
1976	476
1977	561
1978	648
1979	1,243
1980	909
1981	1,077
1982	662
1983	1,173
1984	798
1985	582
1986	629
1987	913
1988	810
1989	1,173
1990	750
1991	1,352
1992	1,733
1993	998
1994	785
1995	936
1996	1,389
1997	967
1998	1,065
1999	581
2000	1,181
2001	848
2002	574
2003	1,069
2004	934
2005	827
2006	966
2007	1,180
2008	812
2009	938
2010	1,083
2011	1,109
2012	1,422
2013	905
2014	696
2015	502
2016	648
2017	483
2018	1,052
2019	779
2020	792
2021	566
2022	753
2023	376
2024	688
2025	546
2026	1,330

Download the Data

Data for records on 2018-05-26: 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	778
10 to 20	13
20 to 30	9
30 to 40	3
40 to 50	1
50 to 60	2
60 to 70	1