Weather Records on 2 September 1986

860 weather records were set or tied worldwide on 2 September 1986. Highest significance: Hereford, US.

Key Facts for 2 September 1986

On 2 September 1986, 860 weather records were set or tied at long-record stations worldwide.
163 were record highs and 391 were record lows, counting maximum and minimum temperature.
By timescale, 1 were all-time records, 28 monthly and 831 daily.
Hereford set a daily record precipitation of 68.8 mm (2.7 in) on 2 September 1986.
Across 167 earlier years (1797 to 2026) the same calendar date averaged 434 records.

Record Map

860 stations

860 station records on 2 September 1986 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 2 September 1986: highest significance records shown on the map
Station	Country	Type	Value	Significance
Hereford	United States	Record daily precipitation	68.8 mm (2.7 in)	71 of 100 (Major)
Keanae 346	United States	Record daily precipitation	279.4 mm (11.0 in)	65 of 100 (Major)
Lupi Upper 442	United States	Record daily precipitation	276.9 mm (10.9 in)	63 of 100 (Major)
Linxi	China	Record daily precipitation	130.8 mm (5.1 in)	61 of 100 (Major)
Comanche	United States	Record daily precipitation	86.4 mm (3.4 in)	60 of 100 (Major)
Cemal	Russia	Record daily precipitation	30.9 mm (1.2 in)	57 of 100 (Notable)
San Angelo	United States	Record daily precipitation	95.3 mm (3.8 in)	55 of 100 (Notable)
San Jon	United States	Record daily precipitation	93.5 mm (3.7 in)	54 of 100 (Notable)
Gann Valley 4NW	United States	Record daily precipitation	39.1 mm (1.5 in)	54 of 100 (Notable)
Yokohama	Japan	Record daily precipitation	114.0 mm (4.5 in)	52 of 100 (Notable)
Fleming	United States	Record daily precipitation	45.7 mm (1.8 in)	49 of 100 (Notable)
Hamilton	United States	Record daily precipitation	103.4 mm (4.1 in)	49 of 100 (Notable)
Lindong	China	Record daily precipitation	44.1 mm (1.7 in)	48 of 100 (Notable)
Shields	United States	Record daily precipitation	35.8 mm (1.4 in)	48 of 100 (Notable)
Lipan 4NW	United States	Record daily precipitation	88.9 mm (3.5 in)	47 of 100 (Notable)
Rainbow	United States	Record daily precipitation	133.4 mm (5.3 in)	47 of 100 (Notable)
Tucumcari 4 NE	United States	Record daily precipitation	44.7 mm (1.8 in)	46 of 100 (Notable)
Senador Pompeu	Brazil	Record daily precipitation	25.0 mm (1.0 in)	45 of 100 (Notable)
Tjuhtet	Russia	Record daily precipitation	32.9 mm (1.3 in)	45 of 100 (Notable)
Tribune 1W	United States	Record daily precipitation	25.7 mm (1.0 in)	45 of 100 (Notable)
Valentine 10 WSW	United States	Record daily precipitation	32.5 mm (1.3 in)	45 of 100 (Notable)
Lake Maloya	United States	Record daily precipitation	49.5 mm (1.9 in)	44 of 100 (Notable)
Gregory Springs Station	Australia	Record daily precipitation	60.4 mm (2.4 in)	43 of 100 (Notable)
Bingil Bay	Australia	Record daily precipitation	64.2 mm (2.5 in)	43 of 100 (Notable)
Niekerk	Netherlands	Record daily precipitation	31.4 mm (1.2 in)	43 of 100 (Notable)
Bogotol	Russia	Record daily precipitation	36.0 mm (1.4 in)	43 of 100 (Notable)
Glenwood Spgs #2	United States	Record low maximum temperature	18.3 C (64.9 F)	43 of 100 (Notable)
Cresson	United States	Record daily precipitation	80.8 mm (3.2 in)	43 of 100 (Notable)
Weatherford	United States	Record daily precipitation	49.5 mm (1.9 in)	42 of 100 (Notable)
Bedford	United States	Record low maximum temperature	16.1 C (61.0 F)	42 of 100 (Notable)
Tower 2S	United States	Record daily precipitation	36.8 mm (1.4 in)	40 of 100 (Notable)
Napoopoo 28	United States	Record daily precipitation	40.6 mm (1.6 in)	40 of 100 (Notable)
Monterey	United States	Record low maximum temperature	16.1 C (61.0 F)	39 of 100 (Notable)
Naalehu 14	United States	Record high maximum temperature	31.7 C (89.1 F)	39 of 100 (Notable)
Luzon Clark AFB	Philippines	Record daily precipitation	107.7 mm (4.2 in)	37 of 100 (Notable)
Toccoa	United States	Record low maximum temperature	20.0 C (68.0 F)	37 of 100 (Notable)
Blowing Rock 1NW	United States	Record daily precipitation	30.5 mm (1.2 in)	37 of 100 (Notable)
Roxboro 7 ESE	United States	Record low maximum temperature	23.9 C (75.0 F)	37 of 100 (Notable)
Waterville 2	United States	Record daily precipitation	44.5 mm (1.8 in)	37 of 100 (Notable)
Wessington Springs 7SW	United States	Record daily precipitation	40.6 mm (1.6 in)	37 of 100 (Notable)
Kawaguchiko	Japan	Record daily precipitation	104.0 mm (4.1 in)	36 of 100 (Notable)
Huejotzingo	Mexico	Record high maximum temperature	31.7 C (89.1 F)	36 of 100 (Notable)
Sira	Russia	Record daily precipitation	25.3 mm (1.0 in)	36 of 100 (Notable)
Haswell	United States	Record daily precipitation	32.0 mm (1.3 in)	36 of 100 (Notable)
Lumpkin 2 SE	United States	Record daily precipitation	45.7 mm (1.8 in)	36 of 100 (Notable)
Washington 2 ESE	United States	Record low maximum temperature	21.1 C (70.0 F)	36 of 100 (Notable)
Hico	United States	Record daily precipitation	115.6 mm (4.6 in)	36 of 100 (Notable)
Plainview	United States	Record low maximum temperature	17.8 C (64.0 F)	36 of 100 (Notable)
Yokosuka	Japan	Record daily precipitation	98.6 mm (3.9 in)	35 of 100 (Notable)
Roden	Netherlands	Record daily precipitation	26.9 mm (1.1 in)	35 of 100 (Notable)
Walhalla	United States	Record low maximum temperature	19.4 C (66.9 F)	35 of 100 (Notable)
White Lake	United States	Record daily precipitation	78.7 mm (3.1 in)	35 of 100 (Notable)
Tranebjerg	Denmark	Record low maximum temperature	13.4 C (56.1 F)	34 of 100 (Routine)
Oshima	Japan	Record daily precipitation	134.5 mm (5.3 in)	34 of 100 (Routine)
Tripoli Sidi El Mesri	Libya	Record high minimum temperature	26.5 C (79.7 F)	34 of 100 (Routine)
Rockville 1 NE	United States	Record low maximum temperature	18.9 C (66.0 F)	34 of 100 (Routine)
Cameron	United States	Record daily precipitation	88.9 mm (3.5 in)	34 of 100 (Routine)
Hettinger	United States	Record low maximum temperature	13.3 C (55.9 F)	34 of 100 (Routine)
New Salem 5NW	United States	Record low maximum temperature	14.4 C (57.9 F)	34 of 100 (Routine)
Pactola Dam	United States	Record daily precipitation	26.2 mm (1.0 in)	34 of 100 (Routine)

Counts by Type and Timescale

860 records

Records set or tied on 2 September 1986 by type: Highest daily maximum 94, Lowest daily maximum 322, Highest daily minimum 69, Lowest daily minimum 69, Heaviest daily rainfall 306.

Records on 2 September 1986 by type
Record type	Records
Highest daily maximum	94
Lowest daily maximum	322
Highest daily minimum	69
Lowest daily minimum	69
Heaviest daily rainfall	306
Heaviest daily snowfall	0
Deepest snow cover	0

Records on 2 September 1986 by timescale: all-time 1, monthly 28, daily 831.

How Much Records Were Beaten By

716 broken records

Margins by which the 716 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 229.4. Ties are not counted.

Top 20 by Significance

2 September 1986

Top 20 records on 2 September 1986 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
2 September 1986	Hereford, US	daily rain	68.8 mm (2.7 in)	55.6 mm (2.2 in)	77 years	71 of 100 (Major)
2 September 1986	Keanae 346, US	daily rain	279.4 mm (11.0 in)	213.1 mm (8.4 in)	57 years	65 of 100 (Major)
2 September 1986	Lupi Upper 442, US	daily rain	276.9 mm (10.9 in)	229.4 mm (9.0 in)	57 years	63 of 100 (Major)
2 September 1986	Linxi, CN	monthly rain	130.8 mm (5.1 in)	89.2 mm (3.5 in)	26 years	61 of 100 (Major)
2 September 1986	Comanche, US	daily rain	86.4 mm (3.4 in)	74.7 mm (2.9 in)	53 years	60 of 100 (Major)
2 September 1986	Cemal, RU	daily rain	30.9 mm (1.2 in)	20.9 mm (0.8 in)	40 years	57 of 100 (Notable)
2 September 1986	San Angelo, US	daily rain	95.3 mm (3.8 in)	68.6 mm (2.7 in)	65 years	55 of 100 (Notable)
2 September 1986	San Jon, US	monthly rain	93.5 mm (3.7 in)	17.3 mm (0.7 in)	66 years	54 of 100 (Notable)
2 September 1986	Gann Valley 4NW, US	daily rain	39.1 mm (1.5 in)	22.6 mm (0.9 in)	76 years	54 of 100 (Notable)
2 September 1986	Yokohama, JP	daily rain	114.0 mm (4.5 in)	102.3 mm (4.0 in)	32 years	52 of 100 (Notable)
2 September 1986	Fleming, US	monthly rain	45.7 mm (1.8 in)	12.4 mm (0.5 in)	39 years	49 of 100 (Notable)
2 September 1986	Hamilton, US	daily rain	103.4 mm (4.1 in)	87.7 mm (3.5 in)	9 years	49 of 100 (Notable)
2 September 1986	Lindong, CN	daily rain	44.1 mm (1.7 in)	29.6 mm (1.2 in)	16 years	48 of 100 (Notable)
2 September 1986	Shields, US	daily rain	35.8 mm (1.4 in)	30.7 mm (1.2 in)	35 years	48 of 100 (Notable)
2 September 1986	Lipan 4NW, US	daily rain	88.9 mm (3.5 in)	66.5 mm (2.6 in)	16 years	47 of 100 (Notable)
2 September 1986	Rainbow, US	daily rain	133.4 mm (5.3 in)	108.0 mm (4.3 in)	9 years	47 of 100 (Notable)
2 September 1986	Tucumcari 4 NE, US	daily rain	44.7 mm (1.8 in)	18.5 mm (0.7 in)	68 years	46 of 100 (Notable)
2 September 1986	Senador Pompeu, BR	daily rain	25.0 mm (1.0 in)	25.0 mm (1.0 in)	75 years	45 of 100 (Notable)
2 September 1986	Tjuhtet, RU	daily rain	32.9 mm (1.3 in)	17.5 mm (0.7 in)	3 years	45 of 100 (Notable)
2 September 1986	Tribune 1W, US	daily rain	25.7 mm (1.0 in)	13.0 mm (0.5 in)	80 years	45 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

1797 to 1986

Records set or tied on this calendar date in each year from 1797 to 1986. 1986 had 860 records.

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

Records on 09-02 in each year
Year	Records
1797	1
1800	1
1802	1
1808	1
1838	1
1841	1
1843	1
1850	1
1854	1
1855	1
1857	1
1860	3
1861	1
1864	1
1867	2
1869	2
1870	1
1871	2
1872	1
1875	1
1876	1
1877	3
1878	2
1879	1
1881	1
1883	1
1884	1
1885	4
1886	5
1888	1
1889	2
1890	5
1891	1
1892	5
1893	3
1894	4
1895	3
1896	4
1897	4
1898	8
1899	10
1900	3
1901	4
1902	5
1903	13
1904	6
1905	14
1906	25
1907	11
1908	58
1909	35
1910	13
1911	82
1912	37
1913	37
1914	16
1915	38
1916	26
1917	20
1918	31
1919	17
1920	39
1921	85
1922	46
1923	75
1924	212
1925	147
1926	215
1927	71
1928	203
1929	322
1930	194
1931	305
1932	473
1933	427
1934	537
1935	602
1936	391
1937	905
1938	376
1939	439
1940	224
1941	467
1942	389
1943	336
1944	353
1945	392
1946	635
1947	1,147
1948	431
1949	563
1950	745
1951	515
1952	698
1953	1,153
1954	721
1955	501
1956	440
1957	385
1958	348
1959	534
1960	448
1961	839
1962	318
1963	272
1964	679
1965	440
1966	362
1967	1,213
1968	493
1969	465
1970	553
1971	521
1972	743
1973	1,148
1974	1,294
1975	519
1976	835
1977	589
1978	484
1979	647
1980	697
1981	521
1982	672
1983	1,076
1984	598
1985	714
1986	860
1987	915
1988	1,284
1989	659
1990	675
1991	807
1992	1,117
1993	1,405
1994	1,291
1995	1,143
1996	604
1997	1,547
1998	1,263
1999	912
2000	1,931
2001	981
2002	805
2003	1,310
2004	679
2005	623
2006	1,238
2007	1,086
2008	1,229
2009	706
2010	1,081
2011	1,265
2012	885
2013	717
2014	650
2015	661
2016	621
2017	1,047
2018	473
2019	789
2020	701
2021	742
2022	991
2023	707
2024	923
2025	431
2026	866

Download the Data

Data for records on 1986-09-02: 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 50	701
50 to 100	11
100 to 150	2
150 to 200	0
200 to 250	2