Weather Records on 18 May 1996

1,767 weather records were set or tied worldwide on 18 May 1996. Highest significance: Ada, US.

Key Facts for 18 May 1996

On 18 May 1996, 1,767 weather records were set or tied at long-record stations worldwide.
1,143 were record highs and 317 were record lows, counting maximum and minimum temperature.
By timescale, 1 were all-time records, 87 monthly and 1,679 daily.
Ada set a daily record precipitation of 71.1 mm (2.8 in) on 18 May 1996.
Across 164 earlier years (1796 to 2026) the same calendar date averaged 434 records.

Record Map

1,767 stations

1,767 station records on 18 May 1996 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 18 May 1996: highest significance records shown on the map
Station	Country	Type	Value	Significance
Ada	United States	Record daily precipitation	71.1 mm (2.8 in)	64 of 100 (Major)
Greenview	United States	Record daily precipitation	68.6 mm (2.7 in)	56 of 100 (Notable)
Hutchinson 1 N	United States	Record daily precipitation	35.1 mm (1.4 in)	56 of 100 (Notable)
Wahpeton 3 N	United States	Record daily precipitation	43.9 mm (1.7 in)	53 of 100 (Notable)
Richmond	United States	Record daily precipitation	34.3 mm (1.4 in)	52 of 100 (Notable)
Williams 1 NW	United States	Record daily precipitation	29.2 mm (1.1 in)	51 of 100 (Notable)
Crookston NW Exp STN	United States	Record daily precipitation	54.9 mm (2.2 in)	50 of 100 (Notable)
Oorschot	South Africa	Record daily precipitation	31.0 mm (1.2 in)	48 of 100 (Notable)
Logan Utah St UNIV	United States	Record daily precipitation	29.5 mm (1.2 in)	48 of 100 (Notable)
San Juan Bautista Cuicatlan (	Mexico	Record low maximum temperature	22.8 C (73.0 F)	47 of 100 (Notable)
Sernovodsk	Russia	Record daily precipitation	34.9 mm (1.4 in)	47 of 100 (Notable)
Argyle	United States	Record daily precipitation	77.7 mm (3.1 in)	47 of 100 (Notable)
Mozyr	Belarus	Record daily precipitation	35.1 mm (1.4 in)	46 of 100 (Notable)
Alfred	United States	Record high maximum temperature	33.9 C (93.0 F)	46 of 100 (Notable)
Langlois #2	United States	Record daily precipitation	65.5 mm (2.6 in)	46 of 100 (Notable)
Los Pinzanes (Cfe)	Mexico	Record low minimum temperature	15.6 C (60.1 F)	45 of 100 (Notable)
Red Lake Falls	United States	Record daily precipitation	48.3 mm (1.9 in)	45 of 100 (Notable)
Hancock Exp Farm	United States	Record high minimum temperature	21.7 C (71.1 F)	45 of 100 (Notable)
Praha-Klementinum	Czech Republic	Record daily precipitation	37.5 mm (1.5 in)	44 of 100 (Notable)
Hammer Odde Fyr-1	Denmark	Record daily precipitation	31.0 mm (1.2 in)	43 of 100 (Notable)
Gillastig	Sweden	Record daily precipitation	28.5 mm (1.1 in)	43 of 100 (Notable)
Albion	United States	Record high minimum temperature	21.7 C (71.1 F)	43 of 100 (Notable)
Marion Forks Fish Hatchery	United States	Record daily precipitation	39.4 mm (1.6 in)	43 of 100 (Notable)
Kremsmuenster	Austria	Record high maximum temperature	28.1 C (82.6 F)	42 of 100 (Notable)
Ploumanac'h	France	Record daily precipitation	45.6 mm (1.8 in)	42 of 100 (Notable)
Cundancito	Mexico	Record daily precipitation	39.9 mm (1.6 in)	42 of 100 (Notable)
Aguiar da Beira	Portugal	Record daily precipitation	40.0 mm (1.6 in)	42 of 100 (Notable)
Jacksonville 2E	United States	Record high minimum temperature	21.1 C (70.0 F)	42 of 100 (Notable)
Olney 2S	United States	Record high minimum temperature	21.7 C (71.1 F)	42 of 100 (Notable)
Burlington Intl AP	United States	Record daily precipitation	35.3 mm (1.4 in)	42 of 100 (Notable)
Burlington Muni AP	United States	Record high minimum temperature	22.8 C (73.0 F)	42 of 100 (Notable)
Clarendon	United States	Record high minimum temperature	23.3 C (73.9 F)	42 of 100 (Notable)
Plymouth: Mountbatten	United Kingdom	Record daily precipitation	44.2 mm (1.7 in)	41 of 100 (Notable)
Grace	United States	Record daily precipitation	36.6 mm (1.4 in)	41 of 100 (Notable)
Hillsboro	United States	Record high minimum temperature	22.2 C (72.0 F)	41 of 100 (Notable)
La Harpe	United States	Record high minimum temperature	21.1 C (70.0 F)	41 of 100 (Notable)
Olathe 3E	United States	Record high minimum temperature	22.2 C (72.0 F)	41 of 100 (Notable)
Mahnomen	United States	Record daily precipitation	46.2 mm (1.8 in)	41 of 100 (Notable)
Lamar 7N	United States	Record high minimum temperature	22.2 C (72.0 F)	41 of 100 (Notable)
St Charles Elm Pt	United States	Record high maximum temperature	33.9 C (93.0 F)	41 of 100 (Notable)
Vanersborg	Sweden	Record low maximum temperature	5.3 C (41.5 F)	40 of 100 (Notable)
Warren	United States	Record daily precipitation	38.1 mm (1.5 in)	40 of 100 (Notable)
Monmouth	United States	Record high minimum temperature	21.7 C (71.1 F)	40 of 100 (Notable)
Iowa City	United States	Record high minimum temperature	22.2 C (72.0 F)	40 of 100 (Notable)
Keosauqua	United States	Record high minimum temperature	22.8 C (73.0 F)	40 of 100 (Notable)
Halstad	United States	Record daily precipitation	43.7 mm (1.7 in)	40 of 100 (Notable)
Bethany	United States	Record high minimum temperature	21.1 C (70.0 F)	40 of 100 (Notable)
Houston	United States	Record high minimum temperature	20.6 C (69.1 F)	40 of 100 (Notable)
Kirksville	United States	Record high minimum temperature	22.2 C (72.0 F)	40 of 100 (Notable)
St Charles Elm Pt	United States	Record high minimum temperature	20.6 C (69.1 F)	40 of 100 (Notable)
Steffenville	United States	Record high minimum temperature	22.8 C (73.0 F)	40 of 100 (Notable)
Meeker 5 W	United States	Record high minimum temperature	22.2 C (72.0 F)	40 of 100 (Notable)
Elkton 3 SW	United States	Record daily precipitation	36.6 mm (1.4 in)	40 of 100 (Notable)
Canadian	United States	Record high minimum temperature	22.2 C (72.0 F)	40 of 100 (Notable)
Blanding	United States	Record high minimum temperature	17.2 C (63.0 F)	40 of 100 (Notable)
Halmstad	Sweden	Record low maximum temperature	8.4 C (47.1 F)	39 of 100 (Notable)
Carlinville	United States	Record high minimum temperature	21.7 C (71.1 F)	39 of 100 (Notable)
Galva	United States	Record high minimum temperature	22.2 C (72.0 F)	39 of 100 (Notable)
Rockville	United States	Record high minimum temperature	21.1 C (70.0 F)	39 of 100 (Notable)
Hays 1 S	United States	Record high maximum temperature	36.7 C (98.1 F)	39 of 100 (Notable)

Counts by Type and Timescale

1,767 records

Records set or tied on 18 May 1996 by type: Highest daily maximum 497, Lowest daily maximum 211, Highest daily minimum 646, Lowest daily minimum 106, Heaviest daily rainfall 302, Heaviest daily snowfall 1, Deepest snow cover 4.

Records on 18 May 1996 by type
Record type	Records
Highest daily maximum	497
Lowest daily maximum	211
Highest daily minimum	646
Lowest daily minimum	106
Heaviest daily rainfall	302
Heaviest daily snowfall	1
Deepest snow cover	4

Records on 18 May 1996 by timescale: all-time 1, monthly 87, daily 1,679.

How Much Records Were Beaten By

1,370 broken records

Margins by which the 1,370 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 130.0. Ties are not counted.

Top 20 by Significance

18 May 1996

Top 20 records on 18 May 1996 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
18 May 1996	Ada, US	daily rain	71.1 mm (2.8 in)	52.6 mm (2.1 in)	47 years	64 of 100 (Major)
18 May 1996	Greenview, US	daily rain	68.6 mm (2.7 in)	57.2 mm (2.3 in)	39 years	56 of 100 (Notable)
18 May 1996	Hutchinson 1 N, US	daily rain	35.1 mm (1.4 in)	17.3 mm (0.7 in)	98 years	56 of 100 (Notable)
18 May 1996	Wahpeton 3 N, US	daily rain	43.9 mm (1.7 in)	24.8 mm (1.0 in)	58 years	53 of 100 (Notable)
18 May 1996	Richmond, US	daily rain	34.3 mm (1.4 in)	12.7 mm (0.5 in)	83 years	52 of 100 (Notable)
18 May 1996	Williams 1 NW, US	daily rain	29.2 mm (1.1 in)	20.3 mm (0.8 in)	5 years	51 of 100 (Notable)
18 May 1996	Crookston NW Exp STN, US	daily rain	54.9 mm (2.2 in)	26.7 mm (1.1 in)	47 years	50 of 100 (Notable)
18 May 1996	Oorschot, ZA	daily rain	31.0 mm (1.2 in)	22.6 mm (0.9 in)	54 years	48 of 100 (Notable)
18 May 1996	Logan Utah St UNIV, US	daily rain	29.5 mm (1.2 in)	9.2 mm (0.36 in)	81 years	48 of 100 (Notable)
18 May 1996	San Juan Bautista Cuicatlan (, MX	daily low max	22.8 C (73.0 F)	7.2 C (13.0 F)	71 years	47 of 100 (Notable)
18 May 1996	Sernovodsk, RU	monthly rain	34.9 mm (1.4 in)	7.6 mm (0.30 in)	52 years	47 of 100 (Notable)
18 May 1996	Argyle, US	monthly rain	77.7 mm (3.1 in)	23.1 mm (0.9 in)	17 years	47 of 100 (Notable)
18 May 1996	Mozyr, BY	daily rain	35.1 mm (1.4 in)	20.9 mm (0.8 in)	18 years	46 of 100 (Notable)
18 May 1996	Alfred, US	monthly high max	33.9 C (93.0 F)	0.6 C (1.1 F)	84 years	46 of 100 (Notable)
18 May 1996	Langlois #2, US	daily rain	65.5 mm (2.6 in)	34.8 mm (1.4 in)	39 years	46 of 100 (Notable)
18 May 1996	Los Pinzanes (Cfe), MX	monthly low min	15.6 C (60.1 F)	4.4 C (7.9 F)	30 years	45 of 100 (Notable)
18 May 1996	Red Lake Falls, US	daily rain	48.3 mm (1.9 in)	22.1 mm (0.9 in)	47 years	45 of 100 (Notable)
18 May 1996	Hancock Exp Farm, US	monthly high min	21.7 C (71.1 F)	0.6 C (1.1 F)	84 years	45 of 100 (Notable)
18 May 1996	Praha-Klementinum, CZ	daily rain	37.5 mm (1.5 in)	10.7 mm (0.4 in)	60 years	44 of 100 (Notable)
18 May 1996	Hammer Odde Fyr-1, DK	daily rain	31.0 mm (1.2 in)	21.0 mm (0.8 in)	1 year	43 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 1996

Records set or tied on this calendar date in each year from 1796 to 1996. 1996 had 1,767 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 1996-05-18: 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 20	1,333
20 to 40	29
40 to 60	5
60 to 80	1
80 to 100	1
100 to 120	0
120 to 140	1