Weather Records on 25 May 2011

1,180 weather records were set or tied worldwide on 25 May 2011. Highest significance: Aibonito 1 S, PR.

Key Facts for 25 May 2011

On 25 May 2011, 1,180 weather records were set or tied at long-record stations worldwide.
634 were record highs and 170 were record lows, counting maximum and minimum temperature.
By timescale, 27 were all-time records, 40 monthly and 1,113 daily.
Aibonito 1 S set a daily record precipitation of 127.3 mm (5.0 in) on 25 May 2011.
Across 162 earlier years (1793 to 2026) the same calendar date averaged 438 records.

Record Map

1,180 stations

1,180 station records on 25 May 2011 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 25 May 2011: highest significance records shown on the map
Station	Country	Type	Value	Significance
Aibonito 1 S	Puerto Rico [United States]	Record daily precipitation	127.3 mm (5.0 in)	80 of 100 (Exceptional)
Dresden	United States	Record daily precipitation	70.9 mm (2.8 in)	75 of 100 (Major)
Wray	United States	Record daily precipitation	62.0 mm (2.4 in)	69 of 100 (Major)
Beloit	United States	Record daily precipitation	73.7 mm (2.9 in)	67 of 100 (Major)
Leroy 5 WSW	United States	Record daily precipitation	51.6 mm (2.0 in)	60 of 100 (Major)
Leavenworth	United States	Record daily precipitation	60.5 mm (2.4 in)	60 of 100 (Major)
Huntley Exp STN	United States	Record daily precipitation	37.8 mm (1.5 in)	60 of 100 (Major)
Buffalo Bill Dam	United States	Record daily precipitation	27.2 mm (1.1 in)	59 of 100 (Notable)
Norcatur 3WSW	United States	Record daily precipitation	75.7 mm (3.0 in)	58 of 100 (Notable)
Eustis 2 NW	United States	Record daily precipitation	69.6 mm (2.7 in)	58 of 100 (Notable)
Medicine Creek Dam	United States	Record daily precipitation	74.9 mm (2.9 in)	58 of 100 (Notable)
Detroit Willow Run AP	United States	Record daily precipitation	39.9 mm (1.6 in)	58 of 100 (Notable)
Red Cloud	United States	Record daily precipitation	97.0 mm (3.8 in)	56 of 100 (Notable)
Wallace 2W	United States	Record daily precipitation	40.4 mm (1.6 in)	56 of 100 (Notable)
Burlington	United States	Record daily precipitation	95.5 mm (3.8 in)	55 of 100 (Notable)
Belle Plaine	United States	Record daily precipitation	53.1 mm (2.1 in)	55 of 100 (Notable)
Kearney 4 NE	United States	Record daily precipitation	80.5 mm (3.2 in)	54 of 100 (Notable)
Detroit City AP	United States	Record daily precipitation	77.0 mm (3.0 in)	54 of 100 (Notable)
Peru	United States	Record daily precipitation	89.4 mm (3.5 in)	52 of 100 (Notable)
Decorah	United States	Record daily precipitation	43.2 mm (1.7 in)	50 of 100 (Notable)
Cawker City	United States	Record daily precipitation	84.1 mm (3.3 in)	50 of 100 (Notable)
Edgerton	United States	Record daily precipitation	58.7 mm (2.3 in)	50 of 100 (Notable)
Orleans 2 W	United States	Record daily precipitation	69.1 mm (2.7 in)	50 of 100 (Notable)
Lisboa Geofisica	Portugal	Record high minimum temperature	21.5 C (70.7 F)	49 of 100 (Notable)
Miercurea Ciuc	Romania	Record daily precipitation	50.2 mm (2.0 in)	48 of 100 (Notable)
Walnut	United States	Record daily precipitation	35.6 mm (1.4 in)	48 of 100 (Notable)
Ellsworth	United States	Record daily precipitation	39.9 mm (1.6 in)	48 of 100 (Notable)
Ionia	United States	Record daily precipitation	91.7 mm (3.6 in)	48 of 100 (Notable)
Hayes Center 1NW	United States	Record daily precipitation	48.5 mm (1.9 in)	48 of 100 (Notable)
Miller	United States	Record daily precipitation	45.0 mm (1.8 in)	47 of 100 (Notable)
Burlington Muni AP	United States	Record daily precipitation	66.0 mm (2.6 in)	47 of 100 (Notable)
Madrid	United States	Record daily precipitation	51.8 mm (2.0 in)	46 of 100 (Notable)
Paso de Los Toros	Uruguay	Record daily precipitation	114.0 mm (4.5 in)	46 of 100 (Notable)
Idalia	United States	Record daily precipitation	50.8 mm (2.0 in)	45 of 100 (Notable)
Smith Ctr	United States	Record daily precipitation	71.1 mm (2.8 in)	45 of 100 (Notable)
Ann Arbor U of Mich	United States	Record daily precipitation	70.9 mm (2.8 in)	45 of 100 (Notable)
S Bend AP	United States	Record daily precipitation	57.2 mm (2.3 in)	45 of 100 (Notable)
Colfax	United States	Record low maximum temperature	10.0 C (50.0 F)	44 of 100 (Notable)
Decatur Wtp	United States	Record daily precipitation	52.6 mm (2.1 in)	44 of 100 (Notable)
Kirwin Dam	United States	Record daily precipitation	88.9 mm (3.5 in)	44 of 100 (Notable)
Loretta 1W	United States	Record daily precipitation	82.6 mm (3.3 in)	44 of 100 (Notable)
General Wayne A Downing Intl A	United States	Record daily precipitation	70.9 mm (2.8 in)	44 of 100 (Notable)
Akron 4 E	United States	Record daily precipitation	52.6 mm (2.1 in)	43 of 100 (Notable)
Yuma	United States	Record daily precipitation	78.7 mm (3.1 in)	43 of 100 (Notable)
Osceola	United States	Record daily precipitation	77.0 mm (3.0 in)	43 of 100 (Notable)
Holdrege	United States	Record daily precipitation	74.9 mm (2.9 in)	43 of 100 (Notable)
Sioux City AP	United States	Record daily precipitation	71.4 mm (2.8 in)	43 of 100 (Notable)
Ft Madison	United States	Record daily precipitation	56.9 mm (2.2 in)	42 of 100 (Notable)
Bison 3NW	United States	Record daily precipitation	85.1 mm (3.4 in)	42 of 100 (Notable)
Springdale	United States	Record daily precipitation	61.0 mm (2.4 in)	42 of 100 (Notable)
Seal Rocks Camping Reserve	Australia	Record daily precipitation	81.6 mm (3.2 in)	41 of 100 (Notable)
Progreso	Mexico	Record high minimum temperature	25.0 C (77.0 F)	41 of 100 (Notable)
W Lafayette 6 NW	United States	Record daily precipitation	38.1 mm (1.5 in)	41 of 100 (Notable)
Frankfort	United States	Record daily precipitation	48.0 mm (1.9 in)	41 of 100 (Notable)
Sharon Springs	United States	Record daily precipitation	27.9 mm (1.1 in)	41 of 100 (Notable)
Chicago Ohare Intl AP	United States	Record daily precipitation	56.9 mm (2.2 in)	41 of 100 (Notable)
Koror	Palau	Record daily precipitation	76.2 mm (3.0 in)	40 of 100 (Notable)
Delphi 2 N	United States	Record daily precipitation	50.3 mm (2.0 in)	40 of 100 (Notable)
S Haven	United States	Record daily precipitation	35.6 mm (1.4 in)	40 of 100 (Notable)
Chillicothe 2S	United States	Record daily precipitation	38.9 mm (1.5 in)	40 of 100 (Notable)

Counts by Type and Timescale

1,180 records

Records set or tied on 25 May 2011 by type: Highest daily maximum 395, Lowest daily maximum 88, Highest daily minimum 239, Lowest daily minimum 82, Heaviest daily rainfall 371, Heaviest daily snowfall 2, Deepest snow cover 3.

Records on 25 May 2011 by type
Record type	Records
Highest daily maximum	395
Lowest daily maximum	88
Highest daily minimum	239
Lowest daily minimum	82
Heaviest daily rainfall	371
Heaviest daily snowfall	2
Deepest snow cover	3

Records on 25 May 2011 by timescale: all-time 27, monthly 40, daily 1,113.

How Much Records Were Beaten By

832 broken records

Margins by which the 832 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 178.0. Ties are not counted.

Top 20 by Significance

25 May 2011

Top 20 records on 25 May 2011 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
25 May 2011	Aibonito 1 S, PR	daily rain	127.3 mm (5.0 in)	74.0 mm (2.9 in)	102 years	80 of 100 (Exceptional)
25 May 2011	Dresden, US	daily rain	70.9 mm (2.8 in)	44.2 mm (1.7 in)	112 years	75 of 100 (Major)
25 May 2011	Wray, US	daily rain	62.0 mm (2.4 in)	42.9 mm (1.7 in)	73 years	69 of 100 (Major)
25 May 2011	Beloit, US	daily rain	73.7 mm (2.9 in)	32.3 mm (1.3 in)	105 years	67 of 100 (Major)
25 May 2011	Leroy 5 WSW, US	daily rain	51.6 mm (2.0 in)	22.1 mm (0.9 in)	89 years	60 of 100 (Major)
25 May 2011	Leavenworth, US	daily rain	60.5 mm (2.4 in)	30.5 mm (1.2 in)	105 years	60 of 100 (Major)
25 May 2011	Huntley Exp STN, US	daily rain	37.8 mm (1.5 in)	14.2 mm (0.6 in)	100 years	60 of 100 (Major)
25 May 2011	Buffalo Bill Dam, US	daily rain	27.2 mm (1.1 in)	16.0 mm (0.6 in)	104 years	59 of 100 (Notable)
25 May 2011	Norcatur 3WSW, US	daily rain	75.7 mm (3.0 in)	52.1 mm (2.1 in)	45 years	58 of 100 (Notable)
25 May 2011	Eustis 2 NW, US	daily rain	69.6 mm (2.7 in)	44.2 mm (1.7 in)	53 years	58 of 100 (Notable)
25 May 2011	Medicine Creek Dam, US	daily rain	74.9 mm (2.9 in)	46.7 mm (1.8 in)	45 years	58 of 100 (Notable)
25 May 2011	Detroit Willow Run AP, US	daily rain	39.9 mm (1.6 in)	32.3 mm (1.3 in)	49 years	58 of 100 (Notable)
25 May 2011	Red Cloud, US	daily rain	97.0 mm (3.8 in)	46.7 mm (1.8 in)	28 years	56 of 100 (Notable)
25 May 2011	Wallace 2W, US	daily rain	40.4 mm (1.6 in)	17.5 mm (0.7 in)	106 years	56 of 100 (Notable)
25 May 2011	Burlington, US	monthly rain	95.5 mm (3.8 in)	24.4 mm (1.0 in)	42 years	55 of 100 (Notable)
25 May 2011	Belle Plaine, US	daily rain	53.1 mm (2.1 in)	20.1 mm (0.8 in)	96 years	55 of 100 (Notable)
25 May 2011	Kearney 4 NE, US	daily rain	80.5 mm (3.2 in)	45.4 mm (1.8 in)	28 years	54 of 100 (Notable)
25 May 2011	Detroit City AP, US	monthly rain	77.0 mm (3.0 in)	17.8 mm (0.7 in)	63 years	54 of 100 (Notable)
25 May 2011	Peru, US	daily rain	89.4 mm (3.5 in)	69.1 mm (2.7 in)	28 years	52 of 100 (Notable)
25 May 2011	Decorah, US	daily rain	43.2 mm (1.7 in)	11.2 mm (0.4 in)	106 years	50 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 2011

Records set or tied on this calendar date in each year from 1793 to 2011. 2011 had 1,180 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 2011-05-25: 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 2026-10-16 (16 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 25	793
25 to 50	32
50 to 75	5
75 to 100	1
100 to 125	0
125 to 150	0
150 to 175	0
175 to 200	1