Weather Records on 25 May 1986

500 weather records were set or tied worldwide on 25 May 1986. Highest significance: Winnsboro 5 SSE, US.

Key Facts for 25 May 1986

On 25 May 1986, 500 weather records were set or tied at long-record stations worldwide.
212 were record highs and 111 were record lows, counting maximum and minimum temperature.
By timescale, 0 were all-time records, 30 monthly and 470 daily.
Winnsboro 5 SSE set a daily record precipitation of 101.6 mm (4.0 in) on 25 May 1986.
Across 162 earlier years (1793 to 2026) the same calendar date averaged 442 records.

Record Map

500 stations

500 station records on 25 May 1986 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 25 May 1986: highest significance records shown on the map
Station	Country	Type	Value	Significance
Winnsboro 5 SSE	United States	Record daily precipitation	101.6 mm (4.0 in)	53 of 100 (Notable)
Madisonville	United States	Record daily precipitation	66.5 mm (2.6 in)	48 of 100 (Notable)
Pecos	United States	Record daily precipitation	37.8 mm (1.5 in)	47 of 100 (Notable)
Baton Rouge Metro AP	United States	Record daily precipitation	89.7 mm (3.5 in)	46 of 100 (Notable)
Korsakov	Russia	Record daily precipitation	41.7 mm (1.6 in)	45 of 100 (Notable)
Nigniy_Studeniy	Ukraine	Record daily precipitation	35.3 mm (1.4 in)	42 of 100 (Notable)
Chester	United States	Record daily precipitation	63.5 mm (2.5 in)	41 of 100 (Notable)
Dolinsk	Russia	Record daily precipitation	67.9 mm (2.7 in)	40 of 100 (Notable)
Soria	Spain	Record daily precipitation	27.6 mm (1.1 in)	40 of 100 (Notable)
Aratichanguio	Mexico	Record low maximum temperature	33.3 C (91.9 F)	38 of 100 (Notable)
Loop	United States	Record daily precipitation	40.4 mm (1.6 in)	38 of 100 (Notable)
Villaflores (Smn)	Mexico	Record low minimum temperature	12.8 C (55.0 F)	37 of 100 (Notable)
Los Ramones	Mexico	Record daily precipitation	69.9 mm (2.8 in)	37 of 100 (Notable)
Donaldsonville 4 SW	United States	Record daily precipitation	41.4 mm (1.6 in)	37 of 100 (Notable)
Waynesboro	United States	Record daily precipitation	64.5 mm (2.5 in)	37 of 100 (Notable)
Blaine	United States	Record high minimum temperature	13.9 C (57.0 F)	37 of 100 (Notable)
Tortosa - Observatorio del Ebr	Spain	Record high minimum temperature	18.5 C (65.3 F)	36 of 100 (Notable)
Beregovo	Ukraine	Record daily precipitation	28.1 mm (1.1 in)	36 of 100 (Notable)
Dillingham FAA AP	United States	Record high minimum temperature	10.6 C (51.1 F)	36 of 100 (Notable)
Marion 4 NNE	United States	Record daily precipitation	65.8 mm (2.6 in)	35 of 100 (Notable)
Palestine	United States	Record daily precipitation	46.0 mm (1.8 in)	35 of 100 (Notable)
Tuskahoma	United States	Record daily precipitation	71.1 mm (2.8 in)	35 of 100 (Notable)
Jiexiu	China	Record daily precipitation	27.5 mm (1.1 in)	34 of 100 (Routine)
Hvar	Croatia	Record high minimum temperature	20.7 C (69.3 F)	34 of 100 (Routine)
Mc Minnville	United States	Record high minimum temperature	13.9 C (57.0 F)	34 of 100 (Routine)
Marseille Obs. Palais-Lonchamp	France	Record high maximum temperature	31.0 C (87.8 F)	33 of 100 (Routine)
Hot Springs	United States	Record low minimum temperature	-0.6 C (30.9 F)	33 of 100 (Routine)
Chicontepec de Tejeda (Smn)	Mexico	Record daily precipitation	79.8 mm (3.1 in)	32 of 100 (Routine)
Russellville #2	United States	Record daily precipitation	63.5 mm (2.5 in)	32 of 100 (Routine)
Prairie du Rocher 3 WNW	United States	Record daily precipitation	48.0 mm (1.9 in)	32 of 100 (Routine)
Tierra Blanca (Smn)	Mexico	Record daily precipitation	57.4 mm (2.3 in)	31 of 100 (Routine)
Vernon	United States	Record daily precipitation	50.8 mm (2.0 in)	31 of 100 (Routine)
Tallulah	United States	Record daily precipitation	75.7 mm (3.0 in)	31 of 100 (Routine)
Onward	United States	Record daily precipitation	50.3 mm (2.0 in)	31 of 100 (Routine)
Valsetz	United States	Record high minimum temperature	14.4 C (57.9 F)	31 of 100 (Routine)
Elma	United States	Record high minimum temperature	15.0 C (59.0 F)	31 of 100 (Routine)
Stuttgart	United States	Record daily precipitation	57.2 mm (2.3 in)	30 of 100 (Routine)
Cloverdale	United States	Record high minimum temperature	15.6 C (60.1 F)	30 of 100 (Routine)
Seaside	United States	Record high minimum temperature	15.6 C (60.1 F)	30 of 100 (Routine)
Mena	United States	Record low maximum temperature	20.0 C (68.0 F)	29 of 100 (Routine)
Everett	United States	Record high minimum temperature	15.6 C (60.1 F)	29 of 100 (Routine)
Durango (Dge)	Mexico	Record low maximum temperature	23.3 C (73.9 F)	28 of 100 (Routine)
Ingenio Tamazula	Mexico	Record low maximum temperature	28.3 C (82.9 F)	28 of 100 (Routine)
Charleston	United States	Record daily precipitation	61.0 mm (2.4 in)	28 of 100 (Routine)
Austin #2	United States	Record high maximum temperature	30.6 C (87.1 F)	28 of 100 (Routine)
Sayre	United States	Record daily precipitation	74.2 mm (2.9 in)	28 of 100 (Routine)
Tillamook	United States	Record high minimum temperature	15.6 C (60.1 F)	28 of 100 (Routine)
Grayland	United States	Record high minimum temperature	13.9 C (57.0 F)	28 of 100 (Routine)
Oktyabr Skoye	Russia	Record daily precipitation	35.3 mm (1.4 in)	27 of 100 (Routine)
Sobol Twr	United States	Record daily precipitation	71.1 mm (2.8 in)	27 of 100 (Routine)
Prineville	United States	Record high maximum temperature	33.9 C (93.0 F)	27 of 100 (Routine)
Cameron	United States	Record high minimum temperature	25.6 C (78.1 F)	27 of 100 (Routine)
Garden City	United States	Record daily precipitation	31.5 mm (1.2 in)	27 of 100 (Routine)
Seattle Urban Site	United States	Record high minimum temperature	16.7 C (62.1 F)	27 of 100 (Routine)
El Grullo	Mexico	Record daily precipitation	28.4 mm (1.1 in)	26 of 100 (Routine)
Cerralvo (Dge)	Mexico	Record daily precipitation	47.0 mm (1.9 in)	26 of 100 (Routine)
Ilyinskiy	Russia	Record daily precipitation	26.6 mm (1.0 in)	26 of 100 (Routine)
Madrid - Retiro	Spain	Record high maximum temperature	31.8 C (89.2 F)	26 of 100 (Routine)
Tenerife/Los Rodeos	Spain	Record high maximum temperature	33.4 C (92.1 F)	26 of 100 (Routine)
Crescent City 3 NNW	United States	Record high minimum temperature	13.3 C (55.9 F)	26 of 100 (Routine)

Counts by Type and Timescale

500 records

Records set or tied on 25 May 1986 by type: Highest daily maximum 98, Lowest daily maximum 68, Highest daily minimum 114, Lowest daily minimum 43, Heaviest daily rainfall 177.

Records on 25 May 1986 by type
Record type	Records
Highest daily maximum	98
Lowest daily maximum	68
Highest daily minimum	114
Lowest daily minimum	43
Heaviest daily rainfall	177
Heaviest daily snowfall	0
Deepest snow cover	0

Records on 25 May 1986 by timescale: all-time 0, monthly 30, daily 470.

How Much Records Were Beaten By

397 broken records

Margins by which the 397 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 68.4. Ties are not counted.

Top 20 by Significance

25 May 1986

Top 20 records on 25 May 1986 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
25 May 1986	Winnsboro 5 SSE, US	daily rain	101.6 mm (4.0 in)	63.5 mm (2.5 in)	40 years	53 of 100 (Notable)
25 May 1986	Madisonville, US	daily rain	66.5 mm (2.6 in)	42.1 mm (1.7 in)	39 years	48 of 100 (Notable)
25 May 1986	Pecos, US	daily rain	37.8 mm (1.5 in)	26.1 mm (1.0 in)	44 years	47 of 100 (Notable)
25 May 1986	Baton Rouge Metro AP, US	daily rain	89.7 mm (3.5 in)	68.4 mm (2.7 in)	27 years	46 of 100 (Notable)
25 May 1986	Korsakov, RU	daily rain	41.7 mm (1.6 in)	16.5 mm (0.6 in)	37 years	45 of 100 (Notable)
25 May 1986	Nigniy_Studeniy, UA	daily rain	35.3 mm (1.4 in)	18.3 mm (0.7 in)	36 years	42 of 100 (Notable)
25 May 1986	Chester, US	daily rain	63.5 mm (2.5 in)	32.3 mm (1.3 in)	33 years	41 of 100 (Notable)
25 May 1986	Dolinsk, RU	monthly rain	67.9 mm (2.7 in)	14.6 mm (0.6 in)	25 years	40 of 100 (Notable)
25 May 1986	Soria, ES	daily rain	27.6 mm (1.1 in)	15.8 mm (0.6 in)	29 years	40 of 100 (Notable)
25 May 1986	Aratichanguio, MX	daily low max	33.3 C (91.9 F)	5.6 C (10.1 F)	15 years	38 of 100 (Notable)
25 May 1986	Loop, US	daily rain	40.4 mm (1.6 in)	28.0 mm (1.1 in)	44 years	38 of 100 (Notable)
25 May 1986	Villaflores (Smn), MX	daily low min	12.8 C (55.0 F)	3.9 C (7.0 F)	48 years	37 of 100 (Notable)
25 May 1986	Los Ramones, MX	daily rain	69.9 mm (2.8 in)	54.2 mm (2.1 in)	25 years	37 of 100 (Notable)
25 May 1986	Donaldsonville 4 SW, US	daily rain	41.4 mm (1.6 in)	2.5 mm (0.10 in)	90 years	37 of 100 (Notable)
25 May 1986	Waynesboro, US	daily rain	64.5 mm (2.5 in)	24.1 mm (0.9 in)	39 years	37 of 100 (Notable)
25 May 1986	Blaine, US	daily high min	13.9 C (57.0 F)	1.7 C (3.1 F)	73 years	37 of 100 (Notable)
25 May 1986	Tortosa - Observatorio del Ebr, ES	daily high min	18.5 C (65.3 F)	1.2 C (2.2 F)	79 years	36 of 100 (Notable)
25 May 1986	Beregovo, UA	daily rain	28.1 mm (1.1 in)	12.8 mm (0.5 in)	36 years	36 of 100 (Notable)
25 May 1986	Dillingham FAA AP, US	daily high min	10.6 C (51.1 F)	3.9 C (7.0 F)	60 years	36 of 100 (Notable)
25 May 1986	Marion 4 NNE, US	daily rain	65.8 mm (2.6 in)	37.9 mm (1.5 in)	15 years	35 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 1986

Records set or tied on this calendar date in each year from 1793 to 1986. 1986 had 500 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 1986-05-25: 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 2026-10-16. Last revised 16 October 2026 (2026-10-16).

Margin	Records
0 to 10	330
10 to 20	33
20 to 30	17
30 to 40	9
40 to 50	4
50 to 60	2
60 to 70	2