Weather Records on 10 October 1986

828 weather records were set or tied worldwide on 10 October 1986. Highest significance: Kenai AP, US.

Key Facts for 10 October 1986

On 10 October 1986, 828 weather records were set or tied at long-record stations worldwide.
134 were record highs and 129 were record lows, counting maximum and minimum temperature.
By timescale, 5 were all-time records, 29 monthly and 794 daily.
Kenai AP set an all-time record daily precipitation of 108.7 mm (4.3 in) on 10 October 1986.
Across 164 earlier years (1793 to 2026) the same calendar date averaged 444 records.

Record Map

828 stations

828 station records on 10 October 1986 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 10 October 1986: highest significance records shown on the map
Station	Country	Type	Value	Significance
Kenai AP	United States	Record daily precipitation	108.7 mm (4.3 in)	92 of 100 (Exceptional)
Seward AP	United States	Record daily precipitation	382.3 mm (15.1 in)	82 of 100 (Exceptional)
Skwentna	United States	Record daily precipitation	123.7 mm (4.9 in)	68 of 100 (Major)
Sao Ludgero	Brazil	Record daily precipitation	107.4 mm (4.2 in)	58 of 100 (Notable)
Campo	United States	Record daily precipitation	53.3 mm (2.1 in)	56 of 100 (Notable)
Gammon Ranges (Wooltana)	Australia	Record daily precipitation	27.6 mm (1.1 in)	55 of 100 (Notable)
Picton Council Depot	Australia	Record daily precipitation	48.6 mm (1.9 in)	55 of 100 (Notable)
Woodstock	United States	Record daily precipitation	78.5 mm (3.1 in)	54 of 100 (Notable)
Tengchong	China	Record daily precipitation	88.8 mm (3.5 in)	53 of 100 (Notable)
Nowra Treatment Works	Australia	Record daily precipitation	58.6 mm (2.3 in)	52 of 100 (Notable)
Armazem Capivari	Brazil	Record daily precipitation	74.6 mm (2.9 in)	52 of 100 (Notable)
Descanso Rs	United States	Record daily precipitation	58.4 mm (2.3 in)	52 of 100 (Notable)
Bingham 2 NE	United States	Record daily precipitation	26.7 mm (1.1 in)	52 of 100 (Notable)
Berry Masonic Village	Australia	Record daily precipitation	75.0 mm (3.0 in)	51 of 100 (Notable)
Brusque (Pcd)	Brazil	Record daily precipitation	90.7 mm (3.6 in)	51 of 100 (Notable)
Malpaso	Mexico	Record daily precipitation	54.1 mm (2.1 in)	51 of 100 (Notable)
Elephant Butte Dam	United States	Record daily precipitation	35.6 mm (1.4 in)	51 of 100 (Notable)
Socorro	United States	Record daily precipitation	31.0 mm (1.2 in)	51 of 100 (Notable)
Major Gercino	Brazil	Record daily precipitation	90.4 mm (3.6 in)	50 of 100 (Notable)
Forquilhinha	Brazil	Record daily precipitation	123.7 mm (4.9 in)	50 of 100 (Notable)
Louisville	United States	Record daily precipitation	73.7 mm (2.9 in)	50 of 100 (Notable)
Talkeetna AP	United States	Record daily precipitation	96.3 mm (3.8 in)	50 of 100 (Notable)
Rio Pequeno	Brazil	Record daily precipitation	106.0 mm (4.2 in)	49 of 100 (Notable)
Badiraguato (Dge)	Mexico	Record daily precipitation	143.8 mm (5.7 in)	49 of 100 (Notable)
Qunu (Bos)	South Africa	Record daily precipitation	53.5 mm (2.1 in)	49 of 100 (Notable)
Franklin	United States	Record daily precipitation	28.4 mm (1.1 in)	49 of 100 (Notable)
Garcia	Brazil	Record daily precipitation	82.0 mm (3.2 in)	48 of 100 (Notable)
Ituporanga (Pcd)	Brazil	Record daily precipitation	71.4 mm (2.8 in)	48 of 100 (Notable)
Panorama	Brazil	Record daily precipitation	107.4 mm (4.2 in)	48 of 100 (Notable)
Lyman	United States	Record daily snowfall	12.7 cm (5.0 in)	48 of 100 (Notable)
Rimini 2 SSW	United States	Record daily precipitation	80.0 mm (3.1 in)	47 of 100 (Notable)
Dillingham FAA AP	United States	Record daily precipitation	105.2 mm (4.1 in)	47 of 100 (Notable)
Dalton Post Office	Australia	Record daily precipitation	27.7 mm (1.1 in)	46 of 100 (Notable)
Sebeni (Bos)	South Africa	Record daily precipitation	65.5 mm (2.6 in)	46 of 100 (Notable)
High Range (Wanganderry)	Australia	Record daily precipitation	41.0 mm (1.6 in)	45 of 100 (Notable)
Bannaby (Hillasmount)	Australia	Record daily precipitation	45.0 mm (1.8 in)	45 of 100 (Notable)
Blumenau (Pcd)	Brazil	Record daily precipitation	70.0 mm (2.8 in)	45 of 100 (Notable)
Lyman	United States	Record daily precipitation	30.5 mm (1.2 in)	45 of 100 (Notable)
Taquarucu	Brazil	Record daily precipitation	115.0 mm (4.5 in)	44 of 100 (Notable)
Madera	Mexico	Record daily precipitation	36.3 mm (1.4 in)	44 of 100 (Notable)
Brawley 2 SW	United States	Record daily precipitation	55.9 mm (2.2 in)	43 of 100 (Notable)
Chatsbury (Maryland)	Australia	Record daily precipitation	27.0 mm (1.1 in)	42 of 100 (Notable)
Bellefontaine	United States	Record daily precipitation	27.7 mm (1.1 in)	42 of 100 (Notable)
Wyndham Post Office	Australia	Record daily precipitation	38.6 mm (1.5 in)	41 of 100 (Notable)
Cezu (Bos)	South Africa	Record daily precipitation	39.1 mm (1.5 in)	41 of 100 (Notable)
Salida	United States	Record daily precipitation	28.4 mm (1.1 in)	41 of 100 (Notable)
Bluff Lake	United States	Record daily precipitation	97.8 mm (3.9 in)	41 of 100 (Notable)
Anchorage Ted Stevens Intl AP	United States	Record daily precipitation	40.6 mm (1.6 in)	41 of 100 (Notable)
Emmaville (Strathbogie)	Australia	Record daily precipitation	50.8 mm (2.0 in)	40 of 100 (Notable)
Camden (Brownlow Hill)	Australia	Record daily precipitation	36.4 mm (1.4 in)	40 of 100 (Notable)
El Capitan Dam	United States	Record daily precipitation	30.0 mm (1.2 in)	40 of 100 (Notable)
Glen Ruth Station	Australia	Record daily precipitation	30.6 mm (1.2 in)	39 of 100 (Notable)
Lomba Alta	Brazil	Record daily precipitation	63.2 mm (2.5 in)	39 of 100 (Notable)
Korana "Xorana"	South Africa	Record daily precipitation	48.0 mm (1.9 in)	39 of 100 (Notable)
Alpine	United States	Record daily precipitation	38.1 mm (1.5 in)	39 of 100 (Notable)
Rienhardt Rch	United States	Record daily precipitation	31.8 mm (1.3 in)	39 of 100 (Notable)
Coondambo	Australia	Record daily precipitation	26.2 mm (1.0 in)	38 of 100 (Notable)
Springwood Bowling Club	Australia	Record daily precipitation	43.2 mm (1.7 in)	38 of 100 (Notable)
Menangle Jmai	Australia	Record daily precipitation	33.1 mm (1.3 in)	38 of 100 (Notable)
Helensburgh (Sawan St)	Australia	Record daily precipitation	55.6 mm (2.2 in)	38 of 100 (Notable)

Counts by Type and Timescale

828 records

Records set or tied on 10 October 1986 by type: Highest daily maximum 61, Lowest daily maximum 72, Highest daily minimum 73, Lowest daily minimum 57, Heaviest daily rainfall 537, Heaviest daily snowfall 18, Deepest snow cover 10.

Records on 10 October 1986 by type
Record type	Records
Highest daily maximum	61
Lowest daily maximum	72
Highest daily minimum	73
Lowest daily minimum	57
Heaviest daily rainfall	537
Heaviest daily snowfall	18
Deepest snow cover	10

Records on 10 October 1986 by timescale: all-time 5, monthly 29, daily 794.

How Much Records Were Beaten By

709 broken records

Margins by which the 709 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 149.4. Ties are not counted.

Top 20 by Significance

10 October 1986

Top 20 records on 10 October 1986 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
10 October 1986	Kenai AP, US	all-time rain	108.7 mm (4.3 in)	57.9 mm (2.3 in)	81 years	92 of 100 (Exceptional)
10 October 1986	Seward AP, US	all-time rain	382.3 mm (15.1 in)	149.4 mm (5.9 in)	51 years	82 of 100 (Exceptional)
10 October 1986	Skwentna, US	all-time rain	123.7 mm (4.9 in)	52.6 mm (2.1 in)	14 years	68 of 100 (Major)
10 October 1986	Sao Ludgero, BR	monthly rain	107.4 mm (4.2 in)	41.2 mm (1.6 in)	27 years	58 of 100 (Notable)
10 October 1986	Campo, US	monthly rain	53.3 mm (2.1 in)	24.6 mm (1.0 in)	11 years	56 of 100 (Notable)
10 October 1986	Gammon Ranges (Wooltana), AU	daily rain	27.6 mm (1.1 in)	15.9 mm (0.6 in)	88 years	55 of 100 (Notable)
10 October 1986	Picton Council Depot, AU	daily rain	48.6 mm (1.9 in)	27.0 mm (1.1 in)	75 years	55 of 100 (Notable)
10 October 1986	Woodstock, US	daily rain	78.5 mm (3.1 in)	57.9 mm (2.3 in)	44 years	54 of 100 (Notable)
10 October 1986	Tengchong, CN	daily rain	88.8 mm (3.5 in)	66.2 mm (2.6 in)	33 years	53 of 100 (Notable)
10 October 1986	Nowra Treatment Works, AU	daily rain	58.6 mm (2.3 in)	37.5 mm (1.5 in)	75 years	52 of 100 (Notable)
10 October 1986	Armazem Capivari, BR	daily rain	74.6 mm (2.9 in)	60.1 mm (2.4 in)	29 years	52 of 100 (Notable)
10 October 1986	Descanso Rs, US	daily rain	58.4 mm (2.3 in)	46.5 mm (1.8 in)	20 years	52 of 100 (Notable)
10 October 1986	Bingham 2 NE, US	daily rain	26.7 mm (1.1 in)	26.7 mm (1.1 in)	47 years	52 of 100 (Notable)
10 October 1986	Berry Masonic Village, AU	daily rain	75.0 mm (3.0 in)	63.6 mm (2.5 in)	39 years	51 of 100 (Notable)
10 October 1986	Brusque (Pcd), BR	daily rain	90.7 mm (3.6 in)	76.6 mm (3.0 in)	24 years	51 of 100 (Notable)
10 October 1986	Malpaso, MX	daily rain	54.1 mm (2.1 in)	38.1 mm (1.5 in)	28 years	51 of 100 (Notable)
10 October 1986	Elephant Butte Dam, US	daily rain	35.6 mm (1.4 in)	28.0 mm (1.1 in)	32 years	51 of 100 (Notable)
10 October 1986	Socorro, US	daily rain	31.0 mm (1.2 in)	20.8 mm (0.8 in)	67 years	51 of 100 (Notable)
10 October 1986	Major Gercino, BR	daily rain	90.4 mm (3.6 in)	73.2 mm (2.9 in)	21 years	50 of 100 (Notable)
10 October 1986	Forquilhinha, BR	daily rain	123.7 mm (4.9 in)	90.9 mm (3.6 in)	20 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 1986

Records set or tied on this calendar date in each year from 1793 to 1986. 1986 had 828 records.

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

Records on 10-10 in each year
Year	Records
1793	1
1799	1
1802	2
1803	1
1809	1
1834	1
1839	1
1842	1
1850	2
1854	1
1856	1
1859	1
1860	3
1861	1
1864	1
1865	1
1866	1
1867	3
1875	2
1876	2
1878	2
1879	3
1881	1
1884	1
1885	1
1886	2
1887	6
1888	2
1889	1
1890	1
1891	3
1892	2
1893	2
1894	2
1895	3
1896	3
1897	6
1899	4
1900	6
1901	6
1902	6
1903	8
1904	14
1905	8
1906	46
1907	9
1908	14
1909	29
1910	27
1911	16
1912	25
1913	54
1914	36
1915	17
1916	34
1917	49
1918	8
1919	106
1920	41
1921	125
1922	48
1923	119
1924	90
1925	374
1926	146
1927	62
1928	434
1929	254
1930	362
1931	431
1932	292
1933	169
1934	510
1935	434
1936	354
1937	420
1938	427
1939	505
1940	176
1941	295
1942	265
1943	510
1944	159
1945	304
1946	479
1947	451
1948	327
1949	1,525
1950	569
1951	439
1952	473
1953	371
1954	471
1955	543
1956	616
1957	295
1958	847
1959	847
1960	372
1961	680
1962	495
1963	613
1964	749
1965	295
1966	378
1967	527
1968	269
1969	498
1970	1,047
1971	561
1972	732
1973	1,312
1974	379
1975	403
1976	1,008
1977	526
1978	401
1979	1,677
1980	505
1981	829
1982	1,274
1983	431
1984	566
1985	1,491
1986	828
1987	1,059
1988	613
1989	603
1990	1,498
1991	975
1992	627
1993	798
1994	626
1995	977
1996	993
1997	1,523
1998	630
1999	1,056
2000	2,722
2001	970
2002	793
2003	1,518
2004	544
2005	912
2006	785
2007	768
2008	896
2009	2,211
2010	1,017
2011	994
2012	462
2013	718
2014	649
2015	972
2016	371
2017	1,313
2018	1,780
2019	1,485
2020	756
2021	762
2022	326
2023	651
2024	916
2025	734
2026	583

Download the Data

Data for records on 1986-10-10: 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 20	595
20 to 40	81
40 to 60	20
60 to 80	8
80 to 100	1
100 to 120	1
120 to 140	2
140 to 160	1