Weather Records on 13 May 1986

776 weather records were set or tied worldwide on 13 May 1986. Highest significance: Ponce 4 E, PR.

Key Facts for 13 May 1986

On 13 May 1986, 776 weather records were set or tied at long-record stations worldwide.
211 were record highs and 104 were record lows, counting maximum and minimum temperature.
By timescale, 6 were all-time records, 22 monthly and 748 daily.
Ponce 4 E set a daily record precipitation of 134.9 mm (5.3 in) on 13 May 1986.
Across 164 earlier years (1794 to 2026) the same calendar date averaged 446 records.

Record Map

776 stations

776 station records on 13 May 1986 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 13 May 1986: highest significance records shown on the map
Station	Country	Type	Value	Significance
Ponce 4 E	Puerto Rico [United States]	Record daily precipitation	134.9 mm (5.3 in)	73 of 100 (Major)
Hutchinson 1 N	United States	Record daily precipitation	48.8 mm (1.9 in)	56 of 100 (Notable)
Haugan 1 W	United States	Record daily precipitation	26.7 mm (1.1 in)	54 of 100 (Notable)
Darrington Rs	United States	Record daily precipitation	57.2 mm (2.3 in)	54 of 100 (Notable)
Brule Rs	United States	Record daily precipitation	60.5 mm (2.4 in)	54 of 100 (Notable)
Jose de Melo	Brazil	Record daily precipitation	63.2 mm (2.5 in)	53 of 100 (Notable)
Juana Diaz Camp	Puerto Rico [United States]	Record daily precipitation	134.6 mm (5.3 in)	52 of 100 (Notable)
Congonhas-Montante	Brazil	Record daily precipitation	42.5 mm (1.7 in)	49 of 100 (Notable)
Usina Quatiara	Brazil	Record daily precipitation	56.2 mm (2.2 in)	49 of 100 (Notable)
Rancharia (Mc Fadden)	Brazil	Record daily precipitation	63.2 mm (2.5 in)	48 of 100 (Notable)
Caete	Brazil	Record daily precipitation	41.1 mm (1.6 in)	47 of 100 (Notable)
Ibirite	Brazil	Record daily precipitation	47.6 mm (1.9 in)	47 of 100 (Notable)
Paola	United States	Record daily precipitation	65.5 mm (2.6 in)	47 of 100 (Notable)
Qiqihar	China	Record daily precipitation	33.7 mm (1.3 in)	46 of 100 (Notable)
Cidra 1 E	Puerto Rico [United States]	Record daily precipitation	93.2 mm (3.7 in)	46 of 100 (Notable)
Sabara	Brazil	Record daily precipitation	44.6 mm (1.8 in)	45 of 100 (Notable)
Mayaguez City	Puerto Rico [United States]	Record daily precipitation	110.5 mm (4.4 in)	45 of 100 (Notable)
Vespasiano	Brazil	Record daily precipitation	62.5 mm (2.5 in)	44 of 100 (Notable)
Quata	Brazil	Record daily precipitation	52.1 mm (2.1 in)	43 of 100 (Notable)
Indiana	Brazil	Record daily precipitation	65.9 mm (2.6 in)	43 of 100 (Notable)
Cayey 1 E	Puerto Rico [United States]	Record daily precipitation	75.7 mm (3.0 in)	43 of 100 (Notable)
Austin Waste Wtp Facility	United States	Record daily precipitation	57.2 mm (2.3 in)	43 of 100 (Notable)
Merredin Pump Station No.4	Australia	Record daily precipitation	31.4 mm (1.2 in)	42 of 100 (Notable)
Jaguaruna-Jusante (on?A)	Brazil	Record daily precipitation	42.2 mm (1.7 in)	42 of 100 (Notable)
Batatais	Brazil	Record daily precipitation	55.6 mm (2.2 in)	42 of 100 (Notable)
Guajataca Dam	Puerto Rico [United States]	Record daily precipitation	92.7 mm (3.6 in)	42 of 100 (Notable)
Guayama 1SW	Puerto Rico [United States]	Record daily precipitation	74.9 mm (2.9 in)	42 of 100 (Notable)
Jayuya	Puerto Rico [United States]	Record daily precipitation	94.0 mm (3.7 in)	42 of 100 (Notable)
Konnongorring	Australia	Record daily precipitation	32.0 mm (1.3 in)	40 of 100 (Notable)
Rio Piracicaba	Brazil	Record daily precipitation	33.2 mm (1.3 in)	40 of 100 (Notable)
Bastos	Brazil	Record daily precipitation	61.9 mm (2.4 in)	40 of 100 (Notable)
Dijon-Longvic	France	Record daily precipitation	40.0 mm (1.6 in)	40 of 100 (Notable)
Grayland	United States	Record daily precipitation	37.8 mm (1.5 in)	40 of 100 (Notable)
Caixa de Areia	Brazil	Record daily precipitation	42.2 mm (1.7 in)	39 of 100 (Notable)
Adamantina	Brazil	Record daily precipitation	56.7 mm (2.2 in)	39 of 100 (Notable)
San Juan L M Marin Intl AP	Puerto Rico [United States]	Record daily precipitation	114.6 mm (4.5 in)	39 of 100 (Notable)
Elma	United States	Record daily precipitation	28.4 mm (1.1 in)	39 of 100 (Notable)
Palmer 3 ESE	United States	Record daily precipitation	50.0 mm (2.0 in)	39 of 100 (Notable)
Usina Peti	Brazil	Record daily precipitation	38.0 mm (1.5 in)	38 of 100 (Notable)
Barra Do Funchal	Brazil	Record daily precipitation	46.0 mm (1.8 in)	38 of 100 (Notable)
Aberdeen 20NNE	United States	Record daily precipitation	77.2 mm (3.0 in)	38 of 100 (Notable)
Stevens Pass	United States	Record daily precipitation	42.4 mm (1.7 in)	38 of 100 (Notable)
Piquerobi	Brazil	Record daily precipitation	45.9 mm (1.8 in)	37 of 100 (Notable)
Pirapozinho	Brazil	Record daily precipitation	60.1 mm (2.4 in)	37 of 100 (Notable)
Aneth Plt	United States	Record low minimum temperature	0.6 C (33.1 F)	37 of 100 (Notable)
La Cua	Mexico	Record high maximum temperature	41.1 C (106.0 F)	36 of 100 (Notable)
Manistique Wwtp	United States	Record high minimum temperature	10.0 C (50.0 F)	36 of 100 (Notable)
Grantsburg	United States	Record daily precipitation	68.6 mm (2.7 in)	36 of 100 (Notable)
Jardinopolis	Brazil	Record daily precipitation	49.3 mm (1.9 in)	35 of 100 (Notable)
Ze da Rosa	Brazil	Record daily precipitation	33.3 mm (1.3 in)	35 of 100 (Notable)
Bugt	China	Record daily precipitation	30.0 mm (1.2 in)	35 of 100 (Notable)
Tototlan	Mexico	Record high maximum temperature	42.8 C (109.0 F)	35 of 100 (Notable)
McKinney Muni AP	United States	Record high minimum temperature	25.6 C (78.1 F)	35 of 100 (Notable)
Aiuruoca	Brazil	Record daily precipitation	35.3 mm (1.4 in)	34 of 100 (Routine)
Porto Santa Terezinha An/Cesp	Brazil	Record daily precipitation	56.5 mm (2.2 in)	34 of 100 (Routine)
Sao Jose da Bela Vista	Brazil	Record daily precipitation	33.9 mm (1.3 in)	34 of 100 (Routine)
Caiua	Brazil	Record daily precipitation	31.3 mm (1.2 in)	34 of 100 (Routine)
Elwha Rs	United States	Record daily precipitation	37.1 mm (1.5 in)	34 of 100 (Routine)
Cachoeira Paulista (Pcd)	Brazil	Record daily precipitation	28.8 mm (1.1 in)	33 of 100 (Routine)
Usina Esmeril (Cpfl) B4-005	Brazil	Record daily precipitation	42.5 mm (1.7 in)	33 of 100 (Routine)

Counts by Type and Timescale

776 records

Records set or tied on 13 May 1986 by type: Highest daily maximum 105, Lowest daily maximum 52, Highest daily minimum 106, Lowest daily minimum 52, Heaviest daily rainfall 453, Heaviest daily snowfall 7, Deepest snow cover 1.

Records on 13 May 1986 by type
Record type	Records
Highest daily maximum	105
Lowest daily maximum	52
Highest daily minimum	106
Lowest daily minimum	52
Heaviest daily rainfall	453
Heaviest daily snowfall	7
Deepest snow cover	1

Records on 13 May 1986 by timescale: all-time 6, monthly 22, daily 748.

How Much Records Were Beaten By

656 broken records

Margins by which the 656 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 93.2. Ties are not counted.

Top 20 by Significance

13 May 1986

Top 20 records on 13 May 1986 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
13 May 1986	Ponce 4 E, PR	daily rain	134.9 mm (5.3 in)	85.4 mm (3.4 in)	84 years	73 of 100 (Major)
13 May 1986	Hutchinson 1 N, US	daily rain	48.8 mm (1.9 in)	20.9 mm (0.8 in)	89 years	56 of 100 (Notable)
13 May 1986	Haugan 1 W, US	daily rain	26.7 mm (1.1 in)	17.3 mm (0.7 in)	35 years	54 of 100 (Notable)
13 May 1986	Darrington Rs, US	daily rain	57.2 mm (2.3 in)	43.2 mm (1.7 in)	25 years	54 of 100 (Notable)
13 May 1986	Brule Rs, US	daily rain	60.5 mm (2.4 in)	33.8 mm (1.3 in)	52 years	54 of 100 (Notable)
13 May 1986	Jose de Melo, BR	daily rain	63.2 mm (2.5 in)	50.8 mm (2.0 in)	32 years	53 of 100 (Notable)
13 May 1986	Juana Diaz Camp, PR	daily rain	134.6 mm (5.3 in)	93.2 mm (3.7 in)	24 years	52 of 100 (Notable)
13 May 1986	Congonhas-Montante, BR	daily rain	42.5 mm (1.7 in)	30.1 mm (1.2 in)	32 years	49 of 100 (Notable)
13 May 1986	Usina Quatiara, BR	daily rain	56.2 mm (2.2 in)	44.8 mm (1.8 in)	32 years	49 of 100 (Notable)
13 May 1986	Rancharia (Mc Fadden), BR	daily rain	63.2 mm (2.5 in)	47.2 mm (1.9 in)	41 years	48 of 100 (Notable)
13 May 1986	Caete, BR	daily rain	41.1 mm (1.6 in)	37.6 mm (1.5 in)	25 years	47 of 100 (Notable)
13 May 1986	Ibirite, BR	daily rain	47.6 mm (1.9 in)	37.6 mm (1.5 in)	28 years	47 of 100 (Notable)
13 May 1986	Paola, US	daily rain	65.5 mm (2.6 in)	32.7 mm (1.3 in)	51 years	47 of 100 (Notable)
13 May 1986	Qiqihar, CN	daily rain	33.7 mm (1.3 in)	27.8 mm (1.1 in)	11 years	46 of 100 (Notable)
13 May 1986	Cidra 1 E, PR	daily rain	93.2 mm (3.7 in)	28.4 mm (1.1 in)	76 years	46 of 100 (Notable)
13 May 1986	Sabara, BR	daily rain	44.6 mm (1.8 in)	30.6 mm (1.2 in)	32 years	45 of 100 (Notable)
13 May 1986	Mayaguez City, PR	daily rain	110.5 mm (4.4 in)	46.7 mm (1.8 in)	33 years	45 of 100 (Notable)
13 May 1986	Vespasiano, BR	daily rain	62.5 mm (2.5 in)	55.3 mm (2.2 in)	0 years	44 of 100 (Notable)
13 May 1986	Quata, BR	daily rain	52.1 mm (2.1 in)	42.0 mm (1.7 in)	40 years	43 of 100 (Notable)
13 May 1986	Indiana, BR	daily rain	65.9 mm (2.6 in)	61.0 mm (2.4 in)	3 years	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

1794 to 1986

Records set or tied on this calendar date in each year from 1794 to 1986. 1986 had 776 records.

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

Records on 05-13 in each year
Year	Records
1794	1
1799	1
1806	1
1811	1
1814	1
1816	1
1820	1
1833	1
1834	1
1842	1
1848	2
1851	1
1859	1
1860	2
1866	1
1867	1
1868	1
1876	1
1877	1
1878	1
1879	3
1881	4
1882	2
1883	2
1884	1
1885	3
1886	4
1887	1
1889	1
1890	2
1891	2
1893	1
1894	3
1895	5
1896	7
1897	6
1898	2
1899	2
1900	6
1901	5
1902	6
1903	4
1904	14
1905	16
1906	31
1907	25
1908	26
1909	10
1910	24
1911	22
1912	51
1913	50
1914	118
1915	133
1916	39
1917	91
1918	208
1919	37
1920	34
1921	62
1922	45
1923	140
1924	97
1925	130
1926	101
1927	165
1928	227
1929	145
1930	197
1931	386
1932	268
1933	709
1934	263
1935	319
1936	319
1937	186
1938	443
1939	309
1940	495
1941	662
1942	650
1943	605
1944	369
1945	507
1946	349
1947	299
1948	382
1949	462
1950	331
1951	538
1952	412
1953	1,053
1954	311
1955	502
1956	1,420
1957	481
1958	632
1959	592
1960	1,466
1961	556
1962	978
1963	451
1964	469
1965	266
1966	683
1967	609
1968	975
1969	663
1970	723
1971	843
1972	444
1973	546
1974	1,122
1975	381
1976	549
1977	834
1978	932
1979	633
1980	563
1981	469
1982	953
1983	1,041
1984	1,005
1985	939
1986	776
1987	1,101
1988	876
1989	669
1990	719
1991	1,046
1992	962
1993	950
1994	620
1995	1,883
1996	1,980
1997	1,113
1998	1,402
1999	727
2000	1,197
2001	1,142
2002	1,225
2003	695
2004	1,328
2005	889
2006	777
2007	655
2008	663
2009	690
2010	1,362
2011	715
2012	732
2013	1,051
2014	979
2015	632
2016	385
2017	572
2018	949
2019	524
2020	894
2021	656
2022	1,727
2023	550
2024	488
2025	887
2026	1,027

Download the Data

Data for records on 1986-05-13: 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 2026-10-14 (14 October 2026). Records are computed by this site and are not official.

Data as of 2026-10-15. Last revised 15 October 2026 (2026-10-15).

Margin	Records
0 to 20	548
20 to 40	88
40 to 60	17
60 to 80	1
80 to 100	2