Weather Records on 19 September 1986

737 weather records were set or tied worldwide on 19 September 1986. Highest significance: Red Oak, US.

Key Facts for 19 September 1986

On 19 September 1986, 737 weather records were set or tied at long-record stations worldwide.
139 were record highs and 287 were record lows, counting maximum and minimum temperature.
By timescale, 1 were all-time records, 18 monthly and 718 daily.
Red Oak set a daily record precipitation of 95.3 mm (3.8 in) on 19 September 1986.
Across 166 earlier years (1805 to 2026) the same calendar date averaged 412 records.

Record Map

737 stations

737 station records on 19 September 1986 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 19 September 1986: highest significance records shown on the map
Station	Country	Type	Value	Significance
Red Oak	United States	Record daily precipitation	95.3 mm (3.8 in)	70 of 100 (Major)
Corning	United States	Record daily precipitation	102.9 mm (4.1 in)	66 of 100 (Major)
Highmore	United States	Record daily precipitation	50.8 mm (2.0 in)	64 of 100 (Major)
Blockton 1W	United States	Record daily precipitation	83.8 mm (3.3 in)	61 of 100 (Major)
Miller	United States	Record daily precipitation	43.4 mm (1.7 in)	61 of 100 (Major)
Shenandoah	United States	Record daily precipitation	101.1 mm (4.0 in)	58 of 100 (Notable)
Mt Ayr	United States	Record daily precipitation	96.5 mm (3.8 in)	56 of 100 (Notable)
Bombala (Therry Street)	Australia	Record daily precipitation	27.0 mm (1.1 in)	55 of 100 (Notable)
Chugwater	United States	Record daily precipitation	28.2 mm (1.1 in)	55 of 100 (Notable)
David City 4E	United States	Record daily precipitation	57.4 mm (2.3 in)	54 of 100 (Notable)
Oktjabrskij-Gorodok	Russia	Record daily precipitation	26.5 mm (1.0 in)	52 of 100 (Notable)
Whiteriver 1 SW	United States	Record high minimum temperature	26.1 C (79.0 F)	51 of 100 (Notable)
Chariton 1 E	United States	Record daily precipitation	99.6 mm (3.9 in)	49 of 100 (Notable)
Flandreau	United States	Record daily precipitation	56.6 mm (2.2 in)	49 of 100 (Notable)
Palmerville	Australia	Record high minimum temperature	24.5 C (76.1 F)	47 of 100 (Notable)
Mammoth Cave	United States	Record daily precipitation	84.6 mm (3.3 in)	47 of 100 (Notable)
Sterling	United States	Record daily precipitation	91.4 mm (3.6 in)	47 of 100 (Notable)
Utica	United States	Record daily precipitation	63.5 mm (2.5 in)	46 of 100 (Notable)
Canyon Dam	United States	Record daily snowfall	5.1 cm (2.0 in)	45 of 100 (Notable)
Winterset 4N	United States	Record daily precipitation	53.8 mm (2.1 in)	45 of 100 (Notable)
Summer Shade	United States	Record daily precipitation	110.7 mm (4.4 in)	45 of 100 (Notable)
Greenfield	United States	Record daily precipitation	57.4 mm (2.3 in)	44 of 100 (Notable)
Kamennaja-Step	Russia	Record daily precipitation	38.4 mm (1.5 in)	43 of 100 (Notable)
Wahoo	United States	Record daily precipitation	65.8 mm (2.6 in)	43 of 100 (Notable)
Bethpage 1 S	United States	Record daily precipitation	69.9 mm (2.8 in)	43 of 100 (Notable)
Echeta 2 NW	United States	Record daily precipitation	25.4 mm (1.0 in)	43 of 100 (Notable)
Lafayette Purdue UNIV AP	United States	Record daily precipitation	69.3 mm (2.7 in)	43 of 100 (Notable)
Nova Trento	Brazil	Record daily precipitation	73.8 mm (2.9 in)	42 of 100 (Notable)
Owensboro Trtmt Plt E	United States	Record daily precipitation	57.7 mm (2.3 in)	42 of 100 (Notable)
San Rafael-Civic Ctr	United States	Record low maximum temperature	13.9 C (57.0 F)	41 of 100 (Notable)
Ferrara	Italy	Record daily precipitation	55.0 mm (2.2 in)	40 of 100 (Notable)
Marion	United States	Record daily precipitation	62.5 mm (2.5 in)	40 of 100 (Notable)
Malvern	United Kingdom	Record low minimum temperature	2.7 C (36.9 F)	39 of 100 (Notable)
Manzanita Lake	United States	Record daily snowfall	12.7 cm (5.0 in)	39 of 100 (Notable)
Vida 6 NE	United States	Record daily precipitation	28.7 mm (1.1 in)	39 of 100 (Notable)
Crater Lake Nps HQ	United States	Record snow depth	35.6 cm (14.0 in)	39 of 100 (Notable)
Creston 2 SW	United States	Record daily precipitation	66.3 mm (2.6 in)	38 of 100 (Notable)
Harlan	United States	Record daily precipitation	34.5 mm (1.4 in)	38 of 100 (Notable)
Piqua	United States	Record daily precipitation	34.0 mm (1.3 in)	38 of 100 (Notable)
Redfield	United States	Record daily precipitation	36.3 mm (1.4 in)	38 of 100 (Notable)
Rantoul	United States	Record daily precipitation	71.4 mm (2.8 in)	38 of 100 (Notable)
Bombala (Cambalong)	Australia	Record daily precipitation	25.0 mm (1.0 in)	37 of 100 (Notable)
San Juan del Mezquital	Mexico	Record daily precipitation	35.1 mm (1.4 in)	37 of 100 (Notable)
Weaverville	United States	Record low maximum temperature	10.0 C (50.0 F)	37 of 100 (Notable)
Clinton 1SSW	United States	Record daily precipitation	89.9 mm (3.5 in)	37 of 100 (Notable)
Osceola	United States	Record daily precipitation	73.7 mm (2.9 in)	37 of 100 (Notable)
Dover 1 W	United States	Record daily precipitation	55.9 mm (2.2 in)	37 of 100 (Notable)
Homer AP	United States	Record daily precipitation	37.6 mm (1.5 in)	37 of 100 (Notable)
Schwerin	Germany	Record low maximum temperature	12.4 C (54.3 F)	35 of 100 (Notable)
Korsakov	Russia	Record daily precipitation	58.2 mm (2.3 in)	35 of 100 (Notable)
Lorimor	United States	Record daily precipitation	64.3 mm (2.5 in)	35 of 100 (Notable)
Newport	United States	Record daily precipitation	27.9 mm (1.1 in)	35 of 100 (Notable)
Leipzig-Holzhausen	Germany	Record low minimum temperature	2.2 C (36.0 F)	34 of 100 (Routine)
Bedford	United States	Record daily precipitation	45.7 mm (1.8 in)	34 of 100 (Routine)
Centerville 5 NE	United States	Record daily precipitation	72.4 mm (2.9 in)	34 of 100 (Routine)
Glendive	United States	Record daily precipitation	36.1 mm (1.4 in)	34 of 100 (Routine)
Conde	United States	Record daily precipitation	31.8 mm (1.3 in)	34 of 100 (Routine)
Kailua 446	United States	Record high maximum temperature	30.0 C (86.0 F)	34 of 100 (Routine)
Vanersborg	Sweden	Record low minimum temperature	1.3 C (34.3 F)	33 of 100 (Routine)
Albia 3 NNE	United States	Record daily precipitation	76.7 mm (3.0 in)	33 of 100 (Routine)

Counts by Type and Timescale

737 records

Records set or tied on 19 September 1986 by type: Highest daily maximum 60, Lowest daily maximum 149, Highest daily minimum 79, Lowest daily minimum 138, Heaviest daily rainfall 300, Heaviest daily snowfall 6, Deepest snow cover 5.

Records on 19 September 1986 by type
Record type	Records
Highest daily maximum	60
Lowest daily maximum	149
Highest daily minimum	79
Lowest daily minimum	138
Heaviest daily rainfall	300
Heaviest daily snowfall	6
Deepest snow cover	5

Records on 19 September 1986 by timescale: all-time 1, monthly 18, daily 718.

How Much Records Were Beaten By

605 broken records

Margins by which the 605 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 305.0. Ties are not counted.

Top 20 by Significance

19 September 1986

Top 20 records on 19 September 1986 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
19 September 1986	Red Oak, US	daily rain	95.3 mm (3.8 in)	58.0 mm (2.3 in)	85 years	70 of 100 (Major)
19 September 1986	Corning, US	daily rain	102.9 mm (4.1 in)	67.1 mm (2.6 in)	56 years	66 of 100 (Major)
19 September 1986	Highmore, US	daily rain	50.8 mm (2.0 in)	29.0 mm (1.1 in)	80 years	64 of 100 (Major)
19 September 1986	Blockton 1W, US	daily rain	83.8 mm (3.3 in)	62.7 mm (2.5 in)	41 years	61 of 100 (Major)
19 September 1986	Miller, US	daily rain	43.4 mm (1.7 in)	30.7 mm (1.2 in)	64 years	61 of 100 (Major)
19 September 1986	Shenandoah, US	daily rain	101.1 mm (4.0 in)	77.0 mm (3.0 in)	41 years	58 of 100 (Notable)
19 September 1986	Mt Ayr, US	daily rain	96.5 mm (3.8 in)	52.0 mm (2.0 in)	56 years	56 of 100 (Notable)
19 September 1986	Bombala (Therry Street), AU	daily rain	27.0 mm (1.1 in)	12.3 mm (0.5 in)	90 years	55 of 100 (Notable)
19 September 1986	Chugwater, US	daily rain	28.2 mm (1.1 in)	18.0 mm (0.7 in)	80 years	55 of 100 (Notable)
19 September 1986	David City 4E, US	daily rain	57.4 mm (2.3 in)	35.8 mm (1.4 in)	63 years	54 of 100 (Notable)
19 September 1986	Oktjabrskij-Gorodok, RU	daily rain	26.5 mm (1.0 in)	14.1 mm (0.6 in)	59 years	52 of 100 (Notable)
19 September 1986	Whiteriver 1 SW, US	all-time high min	26.1 C (79.0 F)	1.7 C (3.1 F)	62 years	51 of 100 (Notable)
19 September 1986	Chariton 1 E, US	daily rain	99.6 mm (3.9 in)	71.4 mm (2.8 in)	3 years	49 of 100 (Notable)
19 September 1986	Flandreau, US	daily rain	56.6 mm (2.2 in)	28.7 mm (1.1 in)	55 years	49 of 100 (Notable)
19 September 1986	Palmerville, AU	monthly high min	24.5 C (76.1 F)	0.6 C (1.1 F)	88 years	47 of 100 (Notable)
19 September 1986	Mammoth Cave, US	daily rain	84.6 mm (3.3 in)	67.8 mm (2.7 in)	8 years	47 of 100 (Notable)
19 September 1986	Sterling, US	daily rain	91.4 mm (3.6 in)	52.5 mm (2.1 in)	36 years	47 of 100 (Notable)
19 September 1986	Utica, US	daily rain	63.5 mm (2.5 in)	33.0 mm (1.3 in)	55 years	46 of 100 (Notable)
19 September 1986	Canyon Dam, US	monthly snowfall	5.1 cm (2.0 in)	5.1 cm (2.0 in)	62 years	45 of 100 (Notable)
19 September 1986	Winterset 4N, US	daily rain	53.8 mm (2.1 in)	15.7 mm (0.6 in)	85 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

1805 to 1986

Records set or tied on this calendar date in each year from 1805 to 1986. 1986 had 737 records.

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

Records on 09-19 in each year
Year	Records
1805	1
1818	1
1820	1
1825	1
1830	1
1833	1
1834	1
1837	1
1847	1
1848	1
1849	3
1851	2
1854	1
1855	1
1856	1
1859	1
1862	1
1865	2
1866	1
1869	1
1872	1
1874	1
1875	3
1877	2
1881	2
1882	4
1884	2
1885	1
1886	3
1887	2
1888	1
1889	7
1890	1
1893	3
1894	2
1895	5
1896	2
1897	4
1898	2
1899	2
1900	2
1901	17
1902	6
1903	16
1904	9
1905	18
1906	33
1907	9
1908	5
1909	16
1910	16
1911	4
1912	39
1913	200
1914	48
1915	174
1916	38
1917	134
1918	62
1919	52
1920	53
1921	109
1922	81
1923	83
1924	90
1925	356
1926	171
1927	152
1928	211
1929	435
1930	154
1931	400
1932	292
1933	343
1934	171
1935	240
1936	152
1937	331
1938	519
1939	292
1940	459
1941	430
1942	830
1943	540
1944	406
1945	417
1946	802
1947	694
1948	457
1949	303
1950	474
1951	240
1952	545
1953	467
1954	557
1955	578
1956	661
1957	638
1958	354
1959	774
1960	344
1961	445
1962	387
1963	403
1964	350
1965	1,080
1966	529
1967	417
1968	433
1969	493
1970	437
1971	1,127
1972	629
1973	438
1974	637
1975	570
1976	390
1977	719
1978	1,139
1979	727
1980	591
1981	1,462
1982	594
1983	1,630
1984	970
1985	926
1986	737
1987	1,113
1988	973
1989	911
1990	874
1991	2,027
1992	752
1993	885
1994	736
1995	1,096
1996	1,069
1997	1,107
1998	1,039
1999	611
2000	947
2001	1,188
2002	866
2003	1,094
2004	964
2005	814
2006	851
2007	633
2008	647
2009	700
2010	1,414
2011	848
2012	775
2013	578
2014	715
2015	520
2016	999
2017	703
2018	871
2019	584
2020	668
2021	511
2022	666
2023	622
2024	707
2025	554
2026	712

Download the Data

Data for records on 1986-09-19: 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 2026-10-18. Last revised 18 October 2026 (2026-10-18).

Margin	Records
0 to 50	592
50 to 100	11
100 to 150	1
150 to 200	0
200 to 250	0
250 to 300	0
300 to 350	1