Weather Records on 18 May 2025

619 weather records were set or tied worldwide on 18 May 2025. Highest significance: Jackson, US.

Key Facts for 18 May 2025

On 18 May 2025, 619 weather records were set or tied at long-record stations worldwide.
318 were record highs and 181 were record lows, counting maximum and minimum temperature.
By timescale, 0 were all-time records, 18 monthly and 601 daily.
Jackson set a daily record precipitation of 30.0 mm (1.2 in) on 18 May 2025.
Across 164 earlier years (1796 to 2026) the same calendar date averaged 441 records.

Record Map

619 stations

619 station records on 18 May 2025 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 18 May 2025: highest significance records shown on the map
Station	Country	Type	Value	Significance
Jackson	United States	Record daily precipitation	30.0 mm (1.2 in)	65 of 100 (Major)
Gaoua	Burkina Faso	Record daily precipitation	132.1 mm (5.2 in)	62 of 100 (Major)
Halls Creek Airport	Australia	Record low minimum temperature	3.4 C (38.1 F)	53 of 100 (Notable)
Brenham	United States	Record high minimum temperature	25.0 C (77.0 F)	46 of 100 (Notable)
Bomnak	Russia	Record low maximum temperature	3.8 C (38.8 F)	44 of 100 (Notable)
Cairns Post Office	Australia	Record high minimum temperature	22.7 C (72.9 F)	42 of 100 (Notable)
Strachowice	Poland	Record low maximum temperature	9.2 C (48.6 F)	42 of 100 (Notable)
Live Oak	United States	Record high maximum temperature	35.6 C (96.1 F)	42 of 100 (Notable)
Highmarket 2W	United States	Record daily precipitation	53.1 mm (2.1 in)	42 of 100 (Notable)
Cuero	United States	Record high minimum temperature	26.1 C (79.0 F)	42 of 100 (Notable)
Moose	United States	Record daily precipitation	35.6 mm (1.4 in)	42 of 100 (Notable)
Lake Charles Chenault	United States	Record high minimum temperature	25.0 C (77.0 F)	41 of 100 (Notable)
Ajan	Russia	Record daily precipitation	100.1 mm (3.9 in)	40 of 100 (Notable)
St Peter	United States	Record low maximum temperature	8.3 C (46.9 F)	40 of 100 (Notable)
Baton Rouge Metro AP	United States	Record high minimum temperature	25.0 C (77.0 F)	40 of 100 (Notable)
Red Lake Falls	United States	Record low maximum temperature	5.6 C (42.1 F)	39 of 100 (Notable)
Sumter	United States	Record high minimum temperature	21.7 C (71.1 F)	39 of 100 (Notable)
Ada	United States	Record low maximum temperature	5.6 C (42.1 F)	38 of 100 (Notable)
Marshall	United States	Record high minimum temperature	23.9 C (75.0 F)	38 of 100 (Notable)
Stykkisholmur	Iceland	Record high maximum temperature	18.7 C (65.7 F)	37 of 100 (Notable)
Camilla 3SE	United States	Record high minimum temperature	22.8 C (73.0 F)	37 of 100 (Notable)
Pine Rvr Dam	United States	Record low maximum temperature	7.8 C (46.0 F)	37 of 100 (Notable)
Lisbon	United States	Record low maximum temperature	6.7 C (44.1 F)	36 of 100 (Notable)
Cornwall	United States	Record daily precipitation	27.9 mm (1.1 in)	36 of 100 (Notable)
Essendon Airport	Australia	Record daily precipitation	26.6 mm (1.0 in)	35 of 100 (Notable)
Fernandina Beach	United States	Record high maximum temperature	35.6 C (96.1 F)	35 of 100 (Notable)
Brownwood 2NE	United States	Record high minimum temperature	22.8 C (73.0 F)	35 of 100 (Notable)
Burnet	United States	Record high minimum temperature	23.3 C (73.9 F)	35 of 100 (Notable)
Carrizo Springs 3S	United States	Record high minimum temperature	25.0 C (77.0 F)	35 of 100 (Notable)
Chittenden	United States	Record daily precipitation	26.2 mm (1.0 in)	35 of 100 (Notable)
Lufkin Angelina Co AP	United States	Record high minimum temperature	24.4 C (75.9 F)	35 of 100 (Notable)
Altai	Mongolia	Record high minimum temperature	13.2 C (55.8 F)	34 of 100 (Routine)
Medicine Lake 3 SE	United States	Record low maximum temperature	6.1 C (43.0 F)	34 of 100 (Routine)
Naryn	Kyrgyzstan	Record high minimum temperature	12.0 C (53.6 F)	33 of 100 (Routine)
Lugo/Rozas	Spain	Record daily precipitation	30.8 mm (1.2 in)	33 of 100 (Routine)
Saint Anthony	United States	Record low maximum temperature	8.3 C (46.9 F)	33 of 100 (Routine)
Homer 1N	United States	Record high minimum temperature	23.9 C (75.0 F)	33 of 100 (Routine)
Big Falls	United States	Record low maximum temperature	7.8 C (46.0 F)	33 of 100 (Routine)
Morris W Cntrl Rsch & Outreach	United States	Record low maximum temperature	6.1 C (43.0 F)	33 of 100 (Routine)
Wheaton	United States	Record low maximum temperature	6.1 C (43.0 F)	33 of 100 (Routine)
Jefferson	United States	Record daily precipitation	30.7 mm (1.2 in)	33 of 100 (Routine)
Baytown	United States	Record high minimum temperature	25.6 C (78.1 F)	33 of 100 (Routine)
Qitai	China	Record high maximum temperature	36.2 C (97.2 F)	32 of 100 (Routine)
Kisinev	Moldova	Record low minimum temperature	4.9 C (40.8 F)	32 of 100 (Routine)
Ocracoke	United States	Record high minimum temperature	23.3 C (73.9 F)	32 of 100 (Routine)
Gilman	United States	Record daily precipitation	43.2 mm (1.7 in)	32 of 100 (Routine)
Keflavik	Iceland	Record high maximum temperature	20.0 C (68.0 F)	31 of 100 (Routine)
Iasi	Romania	Record low minimum temperature	2.6 C (36.7 F)	31 of 100 (Routine)
Nagornyj	Russia	Record low maximum temperature	2.0 C (35.6 F)	31 of 100 (Routine)
Erofej Pavlovic	Russia	Record low maximum temperature	5.4 C (41.7 F)	31 of 100 (Routine)
Subiaco	United States	Record daily precipitation	47.8 mm (1.9 in)	31 of 100 (Routine)
Gainesville	United States	Record high minimum temperature	18.9 C (66.0 F)	31 of 100 (Routine)
Brainerd	United States	Record low maximum temperature	7.2 C (45.0 F)	31 of 100 (Routine)
Waseca S Rsch & Outreach Ctr	United States	Record low maximum temperature	8.9 C (48.0 F)	31 of 100 (Routine)
Zumbrota	United States	Record low maximum temperature	10.0 C (50.0 F)	31 of 100 (Routine)
Mayville	United States	Record low maximum temperature	3.3 C (37.9 F)	31 of 100 (Routine)
Crockett	United States	Record high minimum temperature	24.4 C (75.9 F)	31 of 100 (Routine)
Park Falls Dnr HQ	United States	Record low maximum temperature	8.3 C (46.9 F)	31 of 100 (Routine)
Monroe Rgnl AP	United States	Record high minimum temperature	24.4 C (75.9 F)	31 of 100 (Routine)
Yakataga AP	United States	Record high minimum temperature	8.0 C (46.4 F)	31 of 100 (Routine)

Counts by Type and Timescale

619 records

Records set or tied on 18 May 2025 by type: Highest daily maximum 70, Lowest daily maximum 153, Highest daily minimum 248, Lowest daily minimum 28, Heaviest daily rainfall 117, Heaviest daily snowfall 2, Deepest snow cover 1.

Records on 18 May 2025 by type
Record type	Records
Highest daily maximum	70
Lowest daily maximum	153
Highest daily minimum	248
Lowest daily minimum	28
Heaviest daily rainfall	117
Heaviest daily snowfall	2
Deepest snow cover	1

Records on 18 May 2025 by timescale: all-time 0, monthly 18, daily 601.

How Much Records Were Beaten By

485 broken records

Margins by which the 485 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 69.0. Ties are not counted.

Top 20 by Significance

18 May 2025

Top 20 records on 18 May 2025 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
18 May 2025	Jackson, US	daily rain	30.0 mm (1.2 in)	14.8 mm (0.6 in)	87 years	65 of 100 (Major)
18 May 2025	Gaoua, BF	daily rain	132.1 mm (5.2 in)	69.0 mm (2.7 in)	48 years	62 of 100 (Major)
18 May 2025	Halls Creek Airport, AU	daily low min	3.4 C (38.1 F)	7.3 C (13.1 F)	80 years	53 of 100 (Notable)
18 May 2025	Brenham, US	daily high min	25.0 C (77.0 F)	2.2 C (4.0 F)	123 years	46 of 100 (Notable)
18 May 2025	Bomnak, RU	daily low max	3.8 C (38.8 F)	2.3 C (4.1 F)	110 years	44 of 100 (Notable)
18 May 2025	Cairns Post Office, AU	daily high min	22.7 C (72.9 F)	0.5 C (0.9 F)	132 years	42 of 100 (Notable)
18 May 2025	Strachowice, PL	daily low max	9.2 C (48.6 F)	4.7 C (8.5 F)	84 years	42 of 100 (Notable)
18 May 2025	Live Oak, US	daily high max	35.6 C (96.1 F)	0.6 C (1.1 F)	116 years	42 of 100 (Notable)
18 May 2025	Highmarket 2W, US	daily rain	53.1 mm (2.1 in)	23.1 mm (0.9 in)	35 years	42 of 100 (Notable)
18 May 2025	Cuero, US	daily high min	26.1 C (79.0 F)	1.7 C (3.1 F)	95 years	42 of 100 (Notable)
18 May 2025	Moose, US	daily rain	35.6 mm (1.4 in)	14.3 mm (0.6 in)	28 years	42 of 100 (Notable)
18 May 2025	Lake Charles Chenault, US	daily high min	25.0 C (77.0 F)	1.1 C (2.0 F)	95 years	41 of 100 (Notable)
18 May 2025	Ajan, RU	monthly rain	100.1 mm (3.9 in)	18.1 mm (0.7 in)	11 years	40 of 100 (Notable)
18 May 2025	St Peter, US	daily low max	8.3 C (46.9 F)	0.6 C (1.1 F)	110 years	40 of 100 (Notable)
18 May 2025	Baton Rouge Metro AP, US	daily high min	25.0 C (77.0 F)	1.1 C (2.0 F)	95 years	40 of 100 (Notable)
18 May 2025	Red Lake Falls, US	daily low max	5.6 C (42.1 F)	3.3 C (5.9 F)	83 years	39 of 100 (Notable)
18 May 2025	Sumter, US	daily high min	21.7 C (71.1 F)	0.6 C (1.1 F)	95 years	39 of 100 (Notable)
18 May 2025	Ada, US	daily low max	5.6 C (42.1 F)	2.7 C (4.9 F)	83 years	38 of 100 (Notable)
18 May 2025	Marshall, US	daily high min	23.9 C (75.0 F)	1.1 C (2.0 F)	87 years	38 of 100 (Notable)
18 May 2025	Stykkisholmur, IS	daily high max	18.7 C (65.7 F)	5.3 C (9.5 F)	44 years	37 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 2025

Records set or tied on this calendar date in each year from 1796 to 2025. 2025 had 619 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 2025-05-18: 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 2026-10-16. Last revised 16 October 2026 (2026-10-16).

Margin	Records
0 to 10	465
10 to 20	16
20 to 30	2
30 to 40	0
40 to 50	0
50 to 60	1
60 to 70	1