Weather Records on 13 August 1986

609 weather records were set or tied worldwide on 13 August 1986. Highest significance: Blockton 1W, US.

Key Facts for 13 August 1986

On 13 August 1986, 609 weather records were set or tied at long-record stations worldwide.
131 were record highs and 211 were record lows, counting maximum and minimum temperature.
By timescale, 2 were all-time records, 23 monthly and 584 daily.
Blockton 1W set a daily record precipitation of 96.0 mm (3.8 in) on 13 August 1986.
Across 159 earlier years (1793 to 2026) the same calendar date averaged 473 records.

Record Map

609 stations

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

Weather records on 13 August 1986: highest significance records shown on the map
Station	Country	Type	Value	Significance
Blockton 1W	United States	Record daily precipitation	96.0 mm (3.8 in)	72 of 100 (Major)
Carroll	United States	Record daily precipitation	101.6 mm (4.0 in)	66 of 100 (Major)
Kakinada	India	Record daily precipitation	91.9 mm (3.6 in)	62 of 100 (Major)
Audubon	United States	Record daily precipitation	88.9 mm (3.5 in)	59 of 100 (Notable)
Raleigh State UNIV	United States	Record daily precipitation	96.5 mm (3.8 in)	59 of 100 (Notable)
Bedford	United States	Record daily precipitation	82.6 mm (3.3 in)	57 of 100 (Notable)
Flagstaff AP	United States	Record daily precipitation	77.2 mm (3.0 in)	55 of 100 (Notable)
Ravensthorpe	Australia	Record daily precipitation	36.0 mm (1.4 in)	54 of 100 (Notable)
Lysva	Russia	Record daily precipitation	36.1 mm (1.4 in)	54 of 100 (Notable)
Atakpane	Togo	Record high maximum temperature	37.4 C (99.3 F)	53 of 100 (Notable)
Arcola	United States	Record daily precipitation	102.1 mm (4.0 in)	53 of 100 (Notable)
Raleigh 4 SW	United States	Record daily precipitation	100.8 mm (4.0 in)	53 of 100 (Notable)
Belle Plaine	United States	Record daily precipitation	69.9 mm (2.8 in)	52 of 100 (Notable)
Tygda	Russia	Record daily precipitation	55.2 mm (2.2 in)	51 of 100 (Notable)
Eureka	United States	Record high maximum temperature	40.6 C (105.1 F)	51 of 100 (Notable)
Neuse 2 NE	United States	Record daily precipitation	87.1 mm (3.4 in)	48 of 100 (Notable)
Tarkio	United States	Record daily precipitation	103.1 mm (4.1 in)	48 of 100 (Notable)
Nunkeri	Australia	Record daily precipitation	30.0 mm (1.2 in)	46 of 100 (Notable)
Queluz (Centro Saude)	Brazil	Record daily precipitation	57.4 mm (2.3 in)	46 of 100 (Notable)
Reeder	United States	Record daily precipitation	49.3 mm (1.9 in)	46 of 100 (Notable)
Cottonwood 2 E	United States	Record daily precipitation	41.4 mm (1.6 in)	46 of 100 (Notable)
Des Moines Intl AP	United States	Record daily precipitation	82.0 mm (3.2 in)	46 of 100 (Notable)
Pocahontas	United States	Record daily precipitation	73.4 mm (2.9 in)	45 of 100 (Notable)
Ankeny	United States	Record daily precipitation	76.7 mm (3.0 in)	43 of 100 (Notable)
Montezuma 2 NW	United States	Record daily precipitation	126.7 mm (5.0 in)	42 of 100 (Notable)
Auburn 5 ESE	United States	Record daily precipitation	65.0 mm (2.6 in)	42 of 100 (Notable)
Huma	China	Record daily precipitation	85.8 mm (3.4 in)	41 of 100 (Notable)
Machilipatnam	India	Record daily precipitation	110.0 mm (4.3 in)	41 of 100 (Notable)
Beaconsfield 3N	United States	Record daily precipitation	78.2 mm (3.1 in)	40 of 100 (Notable)
Mt Ayr	United States	Record daily precipitation	51.6 mm (2.0 in)	40 of 100 (Notable)
Spassk Dalniy	Russia	Record daily precipitation	47.2 mm (1.9 in)	39 of 100 (Notable)
Emmetsburg	United States	Record daily precipitation	65.3 mm (2.6 in)	39 of 100 (Notable)
Vida 6 NE	United States	Record daily precipitation	33.3 mm (1.3 in)	39 of 100 (Notable)
Dodge City	United States	Record daily precipitation	79.8 mm (3.1 in)	39 of 100 (Notable)
Rio Abaixo (Faz.Cachoeira)	Brazil	Record daily precipitation	50.9 mm (2.0 in)	38 of 100 (Notable)
Guthrie Ctr	United States	Record daily precipitation	67.3 mm (2.6 in)	38 of 100 (Notable)
Rocky Mt	United States	Record daily precipitation	76.2 mm (3.0 in)	38 of 100 (Notable)
Underwood	United States	Record daily precipitation	38.6 mm (1.5 in)	38 of 100 (Notable)
Burdekin Shire Council	Australia	Record daily precipitation	27.8 mm (1.1 in)	37 of 100 (Notable)
Carville 2 SW	United States	Record daily precipitation	67.3 mm (2.6 in)	37 of 100 (Notable)
Maryville 2E	United States	Record daily precipitation	93.2 mm (3.7 in)	37 of 100 (Notable)
Clarks Hill 1 W	United States	Record daily precipitation	83.1 mm (3.3 in)	37 of 100 (Notable)
Sao Francisco Xavier	Brazil	Record daily precipitation	56.1 mm (2.2 in)	36 of 100 (Notable)
Jasso	Mexico	Record low minimum temperature	0.6 C (33.1 F)	36 of 100 (Notable)
Giru Post Office	Australia	Record daily precipitation	32.0 mm (1.3 in)	35 of 100 (Notable)
Charters Towers Post Office	Australia	Record high minimum temperature	19.0 C (66.2 F)	35 of 100 (Notable)
Zamboanga	Philippines	Record daily precipitation	48.0 mm (1.9 in)	35 of 100 (Notable)
Greenfield	United States	Record daily precipitation	60.5 mm (2.4 in)	35 of 100 (Notable)
Clemson UNIV	United States	Record low maximum temperature	23.9 C (75.0 F)	35 of 100 (Notable)
Juarez (Smn)	Mexico	Record daily precipitation	30.5 mm (1.2 in)	34 of 100 (Routine)
Crossett 2 SSE	United States	Record low minimum temperature	8.3 C (46.9 F)	34 of 100 (Routine)
Walnut	United States	Record low maximum temperature	21.1 C (70.0 F)	34 of 100 (Routine)
Conception	United States	Record daily precipitation	86.4 mm (3.4 in)	34 of 100 (Routine)
Lexington	United States	Record daily precipitation	61.0 mm (2.4 in)	33 of 100 (Routine)
Chase City	United States	Record daily precipitation	88.9 mm (3.5 in)	33 of 100 (Routine)
Emporia 1 WNW	United States	Record daily precipitation	74.9 mm (2.9 in)	33 of 100 (Routine)
Corning	United States	Record daily precipitation	47.2 mm (1.9 in)	32 of 100 (Routine)
Red Oak	United States	Record daily precipitation	66.8 mm (2.6 in)	32 of 100 (Routine)
Durham	United States	Record low maximum temperature	21.1 C (70.0 F)	32 of 100 (Routine)
Mc Cormick 9 E	United States	Record daily precipitation	38.6 mm (1.5 in)	32 of 100 (Routine)

Counts by Type and Timescale

609 records

Records set or tied on 13 August 1986 by type: Highest daily maximum 45, Lowest daily maximum 136, Highest daily minimum 86, Lowest daily minimum 75, Heaviest daily rainfall 267.

Records on 13 August 1986 by type
Record type	Records
Highest daily maximum	45
Lowest daily maximum	136
Highest daily minimum	86
Lowest daily minimum	75
Heaviest daily rainfall	267
Heaviest daily snowfall	0
Deepest snow cover	0

Records on 13 August 1986 by timescale: all-time 2, monthly 23, daily 584.

How Much Records Were Beaten By

479 broken records

Margins by which the 479 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 75.9. Ties are not counted.

Top 20 by Significance

13 August 1986

Top 20 records on 13 August 1986 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
13 August 1986	Blockton 1W, US	daily rain	96.0 mm (3.8 in)	63.0 mm (2.5 in)	86 years	72 of 100 (Major)
13 August 1986	Carroll, US	daily rain	101.6 mm (4.0 in)	51.8 mm (2.0 in)	69 years	66 of 100 (Major)
13 August 1986	Kakinada, IN	daily rain	91.9 mm (3.6 in)	53.3 mm (2.1 in)	61 years	62 of 100 (Major)
13 August 1986	Audubon, US	daily rain	88.9 mm (3.5 in)	44.4 mm (1.7 in)	76 years	59 of 100 (Notable)
13 August 1986	Raleigh State UNIV, US	daily rain	96.5 mm (3.8 in)	39.9 mm (1.6 in)	84 years	59 of 100 (Notable)
13 August 1986	Bedford, US	daily rain	82.6 mm (3.3 in)	40.7 mm (1.6 in)	86 years	57 of 100 (Notable)
13 August 1986	Flagstaff AP, US	monthly rain	77.2 mm (3.0 in)	19.3 mm (0.8 in)	34 years	55 of 100 (Notable)
13 August 1986	Ravensthorpe, AU	daily rain	36.0 mm (1.4 in)	27.9 mm (1.1 in)	20 years	54 of 100 (Notable)
13 August 1986	Lysva, RU	daily rain	36.1 mm (1.4 in)	20.9 mm (0.8 in)	35 years	54 of 100 (Notable)
13 August 1986	Atakpane, TG	daily high max	37.4 C (99.3 F)	6.4 C (11.5 F)	37 years	53 of 100 (Notable)
13 August 1986	Arcola, US	daily rain	102.1 mm (4.0 in)	75.9 mm (3.0 in)	29 years	53 of 100 (Notable)
13 August 1986	Raleigh 4 SW, US	daily rain	100.8 mm (4.0 in)	68.8 mm (2.7 in)	25 years	53 of 100 (Notable)
13 August 1986	Belle Plaine, US	daily rain	69.9 mm (2.8 in)	38.1 mm (1.5 in)	67 years	52 of 100 (Notable)
13 August 1986	Tygda, RU	daily rain	55.2 mm (2.2 in)	35.6 mm (1.4 in)	28 years	51 of 100 (Notable)
13 August 1986	Eureka, US	monthly high max	40.6 C (105.1 F)	1.2 C (2.2 F)	97 years	51 of 100 (Notable)
13 August 1986	Neuse 2 NE, US	daily rain	87.1 mm (3.4 in)	53.3 mm (2.1 in)	25 years	48 of 100 (Notable)
13 August 1986	Tarkio, US	daily rain	103.1 mm (4.1 in)	73.1 mm (2.9 in)	4 years	48 of 100 (Notable)
13 August 1986	Nunkeri, AU	daily rain	30.0 mm (1.2 in)	22.8 mm (0.9 in)	12 years	46 of 100 (Notable)
13 August 1986	Queluz (Centro Saude), BR	daily rain	57.4 mm (2.3 in)	44.2 mm (1.7 in)	9 years	46 of 100 (Notable)
13 August 1986	Reeder, US	daily rain	49.3 mm (1.9 in)	30.2 mm (1.2 in)	32 years	46 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 609 records.

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

Records on 08-13 in each year
Year	Records
1793	1
1796	1
1807	1
1843	2
1849	1
1855	1
1856	1
1857	1
1861	3
1864	3
1867	3
1868	2
1871	1
1872	1
1874	1
1876	3
1878	1
1879	1
1881	1
1885	3
1886	1
1887	5
1889	3
1890	2
1891	1
1892	1
1893	3
1894	4
1895	6
1896	4
1897	9
1898	2
1899	4
1900	3
1901	3
1902	23
1903	12
1904	11
1905	11
1906	8
1907	3
1908	36
1909	33
1910	9
1911	41
1912	53
1913	20
1914	19
1915	32
1916	64
1917	62
1918	68
1919	38
1920	56
1921	34
1922	39
1923	84
1924	168
1925	146
1926	168
1927	113
1928	215
1929	184
1930	490
1931	596
1932	369
1933	291
1934	427
1935	400
1936	705
1937	370
1938	442
1939	276
1940	631
1941	516
1942	388
1943	611
1944	761
1945	356
1946	599
1947	685
1948	346
1949	420
1950	436
1951	373
1952	985
1953	238
1954	781
1955	732
1956	355
1957	432
1958	352
1959	363
1960	460
1961	503
1962	550
1963	583
1964	1,526
1965	734
1966	565
1967	1,091
1968	828
1969	663
1970	390
1971	431
1972	485
1973	452
1974	572
1975	462
1976	693
1977	678
1978	761
1979	1,198
1980	502
1981	534
1982	653
1983	647
1984	597
1985	829
1986	609
1987	1,106
1988	1,363
1989	637
1990	770
1991	845
1992	1,666
1993	993
1994	944
1995	1,910
1996	1,276
1997	1,009
1998	917
1999	1,363
2000	719
2001	861
2002	1,475
2003	1,993
2004	2,040
2005	1,418
2006	1,023
2007	1,243
2008	842
2009	806
2010	1,783
2011	736
2012	969
2013	430
2014	701
2015	652
2016	1,064
2017	523
2018	461
2019	653
2020	753
2021	928
2022	799
2023	763
2024	1,061
2025	714
2026	1,097

Download the Data

Data for records on 1986-08-13: 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 2026-10-12. Last revised 12 October 2026 (2026-10-12).

Margin	Records
0 to 10	375
10 to 20	45
20 to 30	27
30 to 40	15
40 to 50	7
50 to 60	4
60 to 70	4
70 to 80	2