Weather Records on 12 July 1986

1,015 weather records were set or tied worldwide on 12 July 1986. Highest significance: Independence, US.

Key Facts for 12 July 1986

On 12 July 1986, 1,015 weather records were set or tied at long-record stations worldwide.
282 were record highs and 470 were record lows, counting maximum and minimum temperature.
By timescale, 5 were all-time records, 21 monthly and 989 daily.
Independence set a daily record precipitation of 129.5 mm (5.1 in) on 12 July 1986.
Across 158 earlier years (1796 to 2026) the same calendar date averaged 448 records.

Record Map

1,015 stations

1,015 station records on 12 July 1986 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 12 July 1986: highest significance records shown on the map
Station	Country	Type	Value	Significance
Independence	United States	Record daily precipitation	129.5 mm (5.1 in)	68 of 100 (Major)
Tallinn	Estonia	Record daily precipitation	63.1 mm (2.5 in)	62 of 100 (Major)
Petoskey	United States	Record daily precipitation	62.5 mm (2.5 in)	61 of 100 (Major)
Ust-Sugor	Russia	Record daily precipitation	28.7 mm (1.1 in)	55 of 100 (Notable)
Towner 2 NE	United States	Record daily precipitation	59.4 mm (2.3 in)	53 of 100 (Notable)
Urbana Wrf	United States	Record daily precipitation	50.8 mm (2.0 in)	53 of 100 (Notable)
Los Divisaderos	Mexico	Record daily precipitation	77.0 mm (3.0 in)	51 of 100 (Notable)
Hooker 12 NNW	United States	Record daily precipitation	52.8 mm (2.1 in)	51 of 100 (Notable)
Irwin	United States	Record daily precipitation	82.6 mm (3.3 in)	50 of 100 (Notable)
Mt Pleasant 1 SW	United States	Record daily precipitation	81.3 mm (3.2 in)	48 of 100 (Notable)
Jasper	United States	Record daily precipitation	64.8 mm (2.6 in)	47 of 100 (Notable)
Pedricea	Mexico	Record daily precipitation	47.5 mm (1.9 in)	46 of 100 (Notable)
Manistique Wwtp	United States	Record low maximum temperature	15.6 C (60.1 F)	45 of 100 (Notable)
Tartu	Estonia	Record daily precipitation	42.6 mm (1.7 in)	44 of 100 (Notable)
Mutsu	Japan	Record daily precipitation	82.5 mm (3.2 in)	44 of 100 (Notable)
Puebla (Dge)	Mexico	Record daily precipitation	68.1 mm (2.7 in)	44 of 100 (Notable)
Velikie Luki	Russia	Record low maximum temperature	13.4 C (56.1 F)	44 of 100 (Notable)
Plattsburgh AFB	United States	Record low maximum temperature	16.7 C (62.1 F)	44 of 100 (Notable)
Benton 2 N	United States	Record daily precipitation	67.3 mm (2.6 in)	43 of 100 (Notable)
Farmland 5 NNW	United States	Record daily precipitation	77.5 mm (3.1 in)	43 of 100 (Notable)
Taunton	United States	Record low maximum temperature	17.8 C (64.0 F)	43 of 100 (Notable)
Millen 4 N	United States	Record high minimum temperature	25.6 C (78.1 F)	42 of 100 (Notable)
Taylor	United States	Record daily precipitation	50.8 mm (2.0 in)	42 of 100 (Notable)
Shawano 2SSW	United States	Record low maximum temperature	17.2 C (63.0 F)	42 of 100 (Notable)
Grand Rapids Forestry Lab	United States	Record low maximum temperature	15.0 C (59.0 F)	41 of 100 (Notable)
Winthrop UNIV	United States	Record high minimum temperature	24.4 C (75.9 F)	41 of 100 (Notable)
McCook	United States	Record high minimum temperature	28.9 C (84.0 F)	41 of 100 (Notable)
Warrenton 3 SE	United States	Record daily precipitation	26.7 mm (1.1 in)	40 of 100 (Notable)
Riga	Latvia	Record daily precipitation	44.7 mm (1.8 in)	39 of 100 (Notable)
Atchison	United States	Record low minimum temperature	11.7 C (53.1 F)	39 of 100 (Notable)
Foxholm 7 N	United States	Record daily precipitation	37.3 mm (1.5 in)	39 of 100 (Notable)
Lorimor	United States	Record daily precipitation	79.0 mm (3.1 in)	38 of 100 (Notable)
Greenville 2 NE	United States	Record low maximum temperature	19.4 C (66.9 F)	38 of 100 (Notable)
Heyuan	China	Record daily precipitation	123.6 mm (4.9 in)	37 of 100 (Notable)
Alma	United States	Record low maximum temperature	18.3 C (64.9 F)	37 of 100 (Notable)
Leech Lake	United States	Record low maximum temperature	15.0 C (59.0 F)	37 of 100 (Notable)
Winnibigoshish Dam	United States	Record low maximum temperature	18.3 C (64.9 F)	37 of 100 (Notable)
Kleve	Germany	Record low minimum temperature	6.5 C (43.7 F)	36 of 100 (Notable)
Leon (Dge)	Mexico	Record daily precipitation	52.8 mm (2.1 in)	36 of 100 (Notable)
Dublin	United States	Record high minimum temperature	25.0 C (77.0 F)	36 of 100 (Notable)
Eastman 1 W	United States	Record high minimum temperature	24.4 C (75.9 F)	36 of 100 (Notable)
Greencastle 1 W	United States	Record daily precipitation	38.4 mm (1.5 in)	36 of 100 (Notable)
Arkville 2 W	United States	Record daily precipitation	39.9 mm (1.6 in)	36 of 100 (Notable)
Leeds	United States	Record daily precipitation	38.4 mm (1.5 in)	36 of 100 (Notable)
Greer	United States	Record daily precipitation	57.2 mm (2.3 in)	36 of 100 (Notable)
Bayfield 6 N	United States	Record low maximum temperature	15.0 C (59.0 F)	36 of 100 (Notable)
San Francisco (Smn)	Mexico	Record daily precipitation	28.4 mm (1.1 in)	35 of 100 (Notable)
Balagansk	Russia	Record high minimum temperature	21.7 C (71.1 F)	35 of 100 (Notable)
David City 4E	United States	Record daily precipitation	54.9 mm (2.2 in)	35 of 100 (Notable)
Marysville	United States	Record daily precipitation	33.5 mm (1.3 in)	35 of 100 (Notable)
Celina	United States	Record daily precipitation	25.4 mm (1.0 in)	35 of 100 (Notable)
Beeville 5 NE	United States	Record high minimum temperature	26.1 C (79.0 F)	35 of 100 (Notable)
Ashland Exp Farm	United States	Record low maximum temperature	16.7 C (62.1 F)	35 of 100 (Notable)
Medford	United States	Record low maximum temperature	16.1 C (61.0 F)	35 of 100 (Notable)
Tartu-Toravere	Estonia	Record daily precipitation	33.2 mm (1.3 in)	34 of 100 (Routine)
La Vega	Mexico	Record daily precipitation	59.4 mm (2.3 in)	34 of 100 (Routine)
Chariton 1 E	United States	Record daily precipitation	53.6 mm (2.1 in)	34 of 100 (Routine)
Munday	United States	Record low minimum temperature	14.4 C (57.9 F)	34 of 100 (Routine)
Heyuan	China	Record low maximum temperature	26.4 C (79.5 F)	33 of 100 (Routine)
Ciudad Altamirano	Mexico	Record daily precipitation	69.9 mm (2.8 in)	33 of 100 (Routine)

Counts by Type and Timescale

1,015 records

Records set or tied on 12 July 1986 by type: Highest daily maximum 104, Lowest daily maximum 272, Highest daily minimum 178, Lowest daily minimum 198, Heaviest daily rainfall 263.

Records on 12 July 1986 by type
Record type	Records
Highest daily maximum	104
Lowest daily maximum	272
Highest daily minimum	178
Lowest daily minimum	198
Heaviest daily rainfall	263
Heaviest daily snowfall	0
Deepest snow cover	0

Records on 12 July 1986 by timescale: all-time 5, monthly 21, daily 989.

How Much Records Were Beaten By

797 broken records

Margins by which the 797 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 76.4. Ties are not counted.

Top 20 by Significance

12 July 1986

Top 20 records on 12 July 1986 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
12 July 1986	Independence, US	daily rain	129.5 mm (5.1 in)	76.4 mm (3.0 in)	64 years	68 of 100 (Major)
12 July 1986	Tallinn, EE	monthly rain	63.1 mm (2.5 in)	22.5 mm (0.9 in)	44 years	62 of 100 (Major)
12 July 1986	Petoskey, US	daily rain	62.5 mm (2.5 in)	34.8 mm (1.4 in)	64 years	61 of 100 (Major)
12 July 1986	Ust-Sugor, RU	daily rain	28.7 mm (1.1 in)	15.8 mm (0.6 in)	76 years	55 of 100 (Notable)
12 July 1986	Towner 2 NE, US	daily rain	59.4 mm (2.3 in)	32.0 mm (1.3 in)	43 years	53 of 100 (Notable)
12 July 1986	Urbana Wrf, US	daily rain	50.8 mm (2.0 in)	27.9 mm (1.1 in)	76 years	53 of 100 (Notable)
12 July 1986	Los Divisaderos, MX	daily rain	77.0 mm (3.0 in)	59.7 mm (2.4 in)	29 years	51 of 100 (Notable)
12 July 1986	Hooker 12 NNW, US	daily rain	52.8 mm (2.1 in)	29.9 mm (1.2 in)	72 years	51 of 100 (Notable)
12 July 1986	Irwin, US	daily rain	82.6 mm (3.3 in)	55.2 mm (2.2 in)	21 years	50 of 100 (Notable)
12 July 1986	Mt Pleasant 1 SW, US	daily rain	81.3 mm (3.2 in)	47.3 mm (1.9 in)	25 years	48 of 100 (Notable)
12 July 1986	Jasper, US	daily rain	64.8 mm (2.6 in)	48.5 mm (1.9 in)	16 years	47 of 100 (Notable)
12 July 1986	Pedricea, MX	daily rain	47.5 mm (1.9 in)	33.0 mm (1.3 in)	25 years	46 of 100 (Notable)
12 July 1986	Manistique Wwtp, US	daily low max	15.6 C (60.1 F)	3.8 C (6.8 F)	87 years	45 of 100 (Notable)
12 July 1986	Tartu, EE	daily rain	42.6 mm (1.7 in)	14.3 mm (0.6 in)	48 years	44 of 100 (Notable)
12 July 1986	Mutsu, JP	daily rain	82.5 mm (3.2 in)	55.0 mm (2.2 in)	16 years	44 of 100 (Notable)
12 July 1986	Puebla (Dge), MX	daily rain	68.1 mm (2.7 in)	46.0 mm (1.8 in)	4 years	44 of 100 (Notable)
12 July 1986	Velikie Luki, RU	daily low max	13.4 C (56.1 F)	1.8 C (3.2 F)	103 years	44 of 100 (Notable)
12 July 1986	Plattsburgh AFB, US	daily low max	16.7 C (62.1 F)	4.4 C (7.9 F)	79 years	44 of 100 (Notable)
12 July 1986	Benton 2 N, US	daily rain	67.3 mm (2.6 in)	44.2 mm (1.7 in)	21 years	43 of 100 (Notable)
12 July 1986	Farmland 5 NNW, US	daily rain	77.5 mm (3.1 in)	36.1 mm (1.4 in)	16 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

1796 to 1986

Records set or tied on this calendar date in each year from 1796 to 1986. 1986 had 1,015 records.

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

Records on 07-12 in each year
Year	Records
1796	1
1816	1
1821	2
1841	1
1847	2
1848	2
1850	3
1851	1
1858	1
1860	2
1866	1
1870	2
1873	1
1874	2
1875	1
1876	2
1879	1
1880	2
1882	1
1886	4
1887	1
1888	4
1889	1
1890	4
1891	3
1892	2
1893	1
1894	4
1895	7
1896	3
1897	2
1898	1
1900	2
1901	5
1902	2
1903	11
1904	13
1905	28
1906	22
1907	19
1908	46
1909	24
1910	12
1911	93
1912	19
1913	20
1914	57
1915	16
1916	39
1917	163
1918	99
1919	56
1920	37
1921	94
1922	42
1923	85
1924	68
1925	231
1926	272
1927	84
1928	79
1929	137
1930	561
1931	309
1932	305
1933	609
1934	348
1935	379
1936	1,082
1937	353
1938	257
1939	509
1940	623
1941	796
1942	363
1943	421
1944	446
1945	1,118
1946	234
1947	319
1948	379
1949	357
1950	485
1951	765
1952	680
1953	688
1954	907
1955	263
1956	474
1957	381
1958	434
1959	459
1960	466
1961	606
1962	447
1963	418
1964	898
1965	457
1966	614
1967	502
1968	466
1969	745
1970	298
1971	538
1972	716
1973	633
1974	617
1975	1,321
1976	812
1977	377
1978	635
1979	555
1980	998
1981	645
1982	526
1983	955
1984	871
1985	558
1986	1,015
1987	1,189
1988	961
1989	559
1990	1,489
1991	1,028
1992	1,167
1993	1,443
1994	904
1995	1,070
1996	964
1997	800
1998	1,244
1999	1,397
2000	796
2001	856
2002	1,537
2003	910
2004	799
2005	1,068
2006	1,038
2007	749
2008	719
2009	707
2010	1,450
2011	1,468
2012	979
2013	570
2014	437
2015	618
2016	740
2017	586
2018	398
2019	598
2020	875
2021	830
2022	507
2023	839
2024	968
2025	567
2026	1,100

Download the Data

Data for records on 1986-07-12: 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	694
10 to 20	63
20 to 30	21
30 to 40	8
40 to 50	6
50 to 60	3
60 to 70	1
70 to 80	1