Weather Records on 25 May 1993

824 weather records were set or tied worldwide on 25 May 1993. Highest significance: Marysville, US.

Key Facts for 25 May 1993

On 25 May 1993, 824 weather records were set or tied at long-record stations worldwide.
240 were record highs and 363 were record lows, counting maximum and minimum temperature.
By timescale, 1 were all-time records, 12 monthly and 811 daily.
Marysville set a daily record precipitation of 31.0 mm (1.2 in) on 25 May 1993.
Across 162 earlier years (1793 to 2026) the same calendar date averaged 440 records.

Record Map

824 stations

824 station records on 25 May 1993 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 25 May 1993: highest significance records shown on the map
Station	Country	Type	Value	Significance
Marysville	United States	Record daily precipitation	31.0 mm (1.2 in)	60 of 100 (Major)
Waterford (Tycor)	Ireland	Record daily precipitation	28.7 mm (1.1 in)	49 of 100 (Notable)
Ozark	United States	Record low minimum temperature	3.3 C (37.9 F)	49 of 100 (Notable)
Manati 2 E	Puerto Rico [United States]	Record low maximum temperature	24.4 C (75.9 F)	48 of 100 (Notable)
Plymouth: Mountbatten	United Kingdom	Record daily precipitation	32.2 mm (1.3 in)	46 of 100 (Notable)
Harrison Gulch Rs	United States	Record daily precipitation	36.1 mm (1.4 in)	44 of 100 (Notable)
Georgetown Rs	United States	Record daily precipitation	41.7 mm (1.6 in)	43 of 100 (Notable)
Minden	United States	Record low maximum temperature	21.7 C (71.1 F)	43 of 100 (Notable)
State UNIV	United States	Record daily precipitation	39.4 mm (1.6 in)	41 of 100 (Notable)
Mt Morris 2W	United States	Record daily precipitation	27.2 mm (1.1 in)	40 of 100 (Notable)
Lusk 2 SW	United States	Record low minimum temperature	-2.2 C (28.0 F)	40 of 100 (Notable)
Slapton	United Kingdom	Record daily precipitation	33.8 mm (1.3 in)	39 of 100 (Notable)
David City 4E	United States	Record low minimum temperature	-3.9 C (25.0 F)	39 of 100 (Notable)
Chatom	United States	Record daily precipitation	73.7 mm (2.9 in)	38 of 100 (Notable)
Glen St Mary 1 W	United States	Record low minimum temperature	6.1 C (43.0 F)	38 of 100 (Notable)
New Iberia AP - Acadiana Rgnl	United States	Record low maximum temperature	24.4 C (75.9 F)	38 of 100 (Notable)
Kipling 4 NNW	United States	Record daily precipitation	50.8 mm (2.0 in)	38 of 100 (Notable)
Lame Deer	United States	Record low minimum temperature	-2.8 C (27.0 F)	38 of 100 (Notable)
Capitan	United States	Record daily precipitation	30.5 mm (1.2 in)	38 of 100 (Notable)
Lajas Substn	Puerto Rico [United States]	Record daily precipitation	75.2 mm (3.0 in)	37 of 100 (Notable)
Rolling Fk	United States	Record daily precipitation	60.5 mm (2.4 in)	37 of 100 (Notable)
Sacaton	United States	Record high minimum temperature	22.2 C (72.0 F)	36 of 100 (Notable)
Lexington	United States	Record low minimum temperature	6.1 C (43.0 F)	36 of 100 (Notable)
Guntersville	United States	Record daily precipitation	43.7 mm (1.7 in)	35 of 100 (Notable)
Alexandria	United States	Record low maximum temperature	24.4 C (75.9 F)	35 of 100 (Notable)
Elliott 4 NW	United States	Record daily precipitation	61.0 mm (2.4 in)	35 of 100 (Notable)
Dublin Phoenix Park	Ireland	Record daily precipitation	28.6 mm (1.1 in)	34 of 100 (Routine)
La Belle	United States	Record high minimum temperature	27.2 C (81.0 F)	34 of 100 (Routine)
Deer Flat Dam	United States	Record high minimum temperature	17.8 C (64.0 F)	34 of 100 (Routine)
Busby	United States	Record low minimum temperature	-1.7 C (28.9 F)	34 of 100 (Routine)
Aberdeen	United States	Record high minimum temperature	14.4 C (57.9 F)	34 of 100 (Routine)
Altamira	Mexico	Record daily precipitation	93.0 mm (3.7 in)	33 of 100 (Routine)
Paradise	United States	Record daily precipitation	29.2 mm (1.1 in)	32 of 100 (Routine)
Jeanerette 5 NW	United States	Record low maximum temperature	23.9 C (75.0 F)	32 of 100 (Routine)
Lake Providence	United States	Record low maximum temperature	22.8 C (73.0 F)	32 of 100 (Routine)
Oakes	United States	Record low minimum temperature	-2.2 C (28.0 F)	32 of 100 (Routine)
The Poplars	United States	Record daily precipitation	27.4 mm (1.1 in)	32 of 100 (Routine)
Ocotlan de Morelos	Mexico	Record high minimum temperature	21.7 C (71.1 F)	31 of 100 (Routine)
Peamiller (Smn)	Mexico	Record daily precipitation	35.3 mm (1.4 in)	31 of 100 (Routine)
Natchitoches	United States	Record low maximum temperature	24.4 C (75.9 F)	31 of 100 (Routine)
Alger-Dar El Beida	Algeria	Record high maximum temperature	33.5 C (92.3 F)	30 of 100 (Routine)
Flatonia 4SE	United States	Record low maximum temperature	22.8 C (73.0 F)	30 of 100 (Routine)
Port Angeles	United States	Record high minimum temperature	12.8 C (55.0 F)	30 of 100 (Routine)
Eumungerie Post Office	Australia	Record daily precipitation	32.0 mm (1.3 in)	29 of 100 (Routine)
Sonnblick	Austria	Record high maximum temperature	7.4 C (45.3 F)	29 of 100 (Routine)
Salvatierra	Mexico	Record low minimum temperature	6.7 C (44.1 F)	29 of 100 (Routine)
Tapalpa (Smn)	Mexico	Record low minimum temperature	5.6 C (42.1 F)	29 of 100 (Routine)
Rio Grande (Smn)	Mexico	Record low maximum temperature	27.2 C (81.0 F)	29 of 100 (Routine)
Harrison	United States	Record low minimum temperature	-1.1 C (30.0 F)	29 of 100 (Routine)
Danevang 1 W	United States	Record low maximum temperature	26.1 C (79.0 F)	29 of 100 (Routine)
Ibapah	United States	Record high maximum temperature	31.1 C (88.0 F)	29 of 100 (Routine)
Merrill	United States	Record low maximum temperature	11.1 C (52.0 F)	29 of 100 (Routine)
Colonia Alvaro Obregon	Mexico	Record low minimum temperature	5.6 C (42.1 F)	28 of 100 (Routine)
Lindsay	United States	Record high minimum temperature	16.7 C (62.1 F)	28 of 100 (Routine)
Flagler 1S	United States	Record low maximum temperature	10.6 C (51.1 F)	28 of 100 (Routine)
Houma	United States	Record daily precipitation	43.2 mm (1.7 in)	28 of 100 (Routine)
Laurel 3 W	United States	Record high minimum temperature	21.1 C (70.0 F)	28 of 100 (Routine)
Pascagoula 3 NE	United States	Record daily precipitation	87.6 mm (3.4 in)	28 of 100 (Routine)
Landsburg	United States	Record high minimum temperature	12.8 C (55.0 F)	28 of 100 (Routine)
Las Comitas	Mexico	Record low minimum temperature	10.6 C (51.1 F)	27 of 100 (Routine)

Counts by Type and Timescale

824 records

Records set or tied on 25 May 1993 by type: Highest daily maximum 118, Lowest daily maximum 200, Highest daily minimum 122, Lowest daily minimum 163, Heaviest daily rainfall 221.

Records on 25 May 1993 by type
Record type	Records
Highest daily maximum	118
Lowest daily maximum	200
Highest daily minimum	122
Lowest daily minimum	163
Heaviest daily rainfall	221
Heaviest daily snowfall	0
Deepest snow cover	0

Records on 25 May 1993 by timescale: all-time 1, monthly 12, daily 811.

How Much Records Were Beaten By

632 broken records

Margins by which the 632 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 57.9. Ties are not counted.

Top 20 by Significance

25 May 1993

Top 20 records on 25 May 1993 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
25 May 1993	Marysville, US	daily rain	31.0 mm (1.2 in)	15.8 mm (0.6 in)	87 years	60 of 100 (Major)
25 May 1993	Waterford (Tycor), IE	daily rain	28.7 mm (1.1 in)	17.0 mm (0.7 in)	36 years	49 of 100 (Notable)
25 May 1993	Ozark, US	daily low min	3.3 C (37.9 F)	3.9 C (7.0 F)	100 years	49 of 100 (Notable)
25 May 1993	Manati 2 E, PR	daily low max	24.4 C (75.9 F)	3.4 C (6.1 F)	79 years	48 of 100 (Notable)
25 May 1993	Plymouth: Mountbatten, GB	daily rain	32.2 mm (1.3 in)	18.5 mm (0.7 in)	20 years	46 of 100 (Notable)
25 May 1993	Harrison Gulch Rs, US	daily rain	36.1 mm (1.4 in)	22.6 mm (0.9 in)	32 years	44 of 100 (Notable)
25 May 1993	Georgetown Rs, US	daily rain	41.7 mm (1.6 in)	32.0 mm (1.3 in)	20 years	43 of 100 (Notable)
25 May 1993	Minden, US	daily low max	21.7 C (71.1 F)	2.2 C (4.0 F)	92 years	43 of 100 (Notable)
25 May 1993	State UNIV, US	daily rain	39.4 mm (1.6 in)	17.0 mm (0.7 in)	72 years	41 of 100 (Notable)
25 May 1993	Mt Morris 2W, US	daily rain	27.2 mm (1.1 in)	1.8 mm (0.07 in)	94 years	40 of 100 (Notable)
25 May 1993	Lusk 2 SW, US	daily low min	-2.2 C (28.0 F)	0.5 C (0.9 F)	99 years	40 of 100 (Notable)
25 May 1993	Slapton, GB	daily rain	33.8 mm (1.3 in)	18.1 mm (0.7 in)	14 years	39 of 100 (Notable)
25 May 1993	David City 4E, US	daily low min	-3.9 C (25.0 F)	5.0 C (9.0 F)	68 years	39 of 100 (Notable)
25 May 1993	Chatom, US	daily rain	73.7 mm (2.9 in)	50.6 mm (2.0 in)	34 years	38 of 100 (Notable)
25 May 1993	Glen St Mary 1 W, US	daily low min	6.1 C (43.0 F)	4.5 C (8.1 F)	62 years	38 of 100 (Notable)
25 May 1993	New Iberia AP - Acadiana Rgnl, US	daily low max	24.4 C (75.9 F)	1.2 C (2.2 F)	80 years	38 of 100 (Notable)
25 May 1993	Kipling 4 NNW, US	daily rain	50.8 mm (2.0 in)	36.1 mm (1.4 in)	34 years	38 of 100 (Notable)
25 May 1993	Lame Deer, US	daily low min	-2.8 C (27.0 F)	1.1 C (2.0 F)	90 years	38 of 100 (Notable)
25 May 1993	Capitan, US	daily rain	30.5 mm (1.2 in)	17.3 mm (0.7 in)	32 years	38 of 100 (Notable)
25 May 1993	Lajas Substn, PR	daily rain	75.2 mm (3.0 in)	48.5 mm (1.9 in)	8 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

1793 to 1993

Records set or tied on this calendar date in each year from 1793 to 1993. 1993 had 824 records.

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

Records on 05-25 in each year
Year	Records
1793	1
1795	1
1797	1
1824	1
1830	1
1837	2
1839	1
1841	1
1846	2
1847	3
1848	1
1852	1
1864	1
1865	1
1866	2
1867	2
1868	3
1869	1
1870	1
1875	1
1879	2
1880	3
1881	1
1883	1
1886	1
1887	2
1889	3
1890	12
1891	1
1892	1
1893	1
1894	1
1895	3
1897	1
1898	5
1899	2
1900	5
1901	10
1902	2
1903	7
1904	14
1905	9
1906	41
1907	18
1908	25
1909	20
1910	35
1911	15
1912	21
1913	46
1914	33
1915	20
1916	33
1917	53
1918	22
1919	36
1920	59
1921	208
1922	118
1923	113
1924	277
1925	675
1926	221
1927	240
1928	301
1929	122
1930	156
1931	262
1932	358
1933	400
1934	219
1935	301
1936	407
1937	176
1938	456
1939	322
1940	259
1941	297
1942	534
1943	567
1944	392
1945	225
1946	371
1947	588
1948	317
1949	371
1950	644
1951	542
1952	436
1953	1,024
1954	284
1955	1,068
1956	940
1957	463
1958	439
1959	316
1960	493
1961	254
1962	567
1963	352
1964	716
1965	662
1966	295
1967	946
1968	394
1969	367
1970	385
1971	700
1972	477
1973	595
1974	820
1975	922
1976	412
1977	946
1978	581
1979	1,432
1980	1,160
1981	1,072
1982	714
1983	1,147
1984	677
1985	519
1986	500
1987	703
1988	635
1989	1,190
1990	656
1991	1,768
1992	1,682
1993	824
1994	773
1995	1,546
1996	1,304
1997	1,513
1998	882
1999	708
2000	1,417
2001	1,201
2002	1,001
2003	918
2004	903
2005	909
2006	801
2007	1,420
2008	840
2009	1,088
2010	1,512
2011	1,180
2012	1,616
2013	912
2014	761
2015	407
2016	429
2017	829
2018	800
2019	641
2020	564
2021	505
2022	752
2023	305
2024	688
2025	527
2026	913

Download the Data

Data for records on 1993-05-25: 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 2026-10-18. Last revised 18 October 2026 (2026-10-18).

Margin	Records
0 to 10	577
10 to 20	34
20 to 30	11
30 to 40	5
40 to 50	3
50 to 60	2