Weather Records on 28 September 1986

1,264 weather records were set or tied worldwide on 28 September 1986. Highest significance: Kaneohe Bay MCAS, US.

Key Facts for 28 September 1986

On 28 September 1986, 1,264 weather records were set or tied at long-record stations worldwide.
574 were record highs and 397 were record lows, counting maximum and minimum temperature.
By timescale, 1 were all-time records, 56 monthly and 1,207 daily.
Kaneohe Bay MCAS set a daily record precipitation of 43.4 mm (1.7 in) on 28 September 1986.
Across 162 earlier years (1794 to 2026) the same calendar date averaged 423 records.

Record Map

1,264 stations

1,264 station records on 28 September 1986 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 28 September 1986: highest significance records shown on the map
Station	Country	Type	Value	Significance
Kaneohe Bay MCAS	United States	Record daily precipitation	43.4 mm (1.7 in)	55 of 100 (Notable)
Sheldon	United States	Record daily precipitation	43.7 mm (1.7 in)	52 of 100 (Notable)
Narrabri Bowling Club	Australia	Record daily precipitation	74.0 mm (2.9 in)	51 of 100 (Notable)
Crater Lake Nps HQ	United States	Record snow depth	66.0 cm (26.0 in)	50 of 100 (Notable)
St George	United States	Record low maximum temperature	16.7 C (62.1 F)	47 of 100 (Notable)
Eureka	South Africa	Record daily precipitation	43.5 mm (1.7 in)	46 of 100 (Notable)
Visby_Flygplats	Sweden	Record low minimum temperature	0.0 C (32.0 F)	46 of 100 (Notable)
Berezovo	Russia	Record low minimum temperature	-15.4 C (4.3 F)	45 of 100 (Notable)
Mansfield 5 W	United States	Record daily precipitation	56.4 mm (2.2 in)	45 of 100 (Notable)
Haparanda	Sweden	Record low minimum temperature	-7.0 C (19.4 F)	44 of 100 (Notable)
Kanab	United States	Record low maximum temperature	12.2 C (54.0 F)	44 of 100 (Notable)
Kalihi Rsch Site 777	United States	Record daily precipitation	73.2 mm (2.9 in)	44 of 100 (Notable)
Concordia ASOS	United States	Record daily precipitation	46.7 mm (1.8 in)	44 of 100 (Notable)
Lamoni	United States	Record daily precipitation	60.2 mm (2.4 in)	43 of 100 (Notable)
Loa	United States	Record low maximum temperature	6.1 C (43.0 F)	43 of 100 (Notable)
Kurnool	India	Record daily precipitation	75.9 mm (3.0 in)	42 of 100 (Notable)
Emmaville (Strathbogie)	Australia	Record daily precipitation	34.0 mm (1.3 in)	41 of 100 (Notable)
Amby	Australia	Record daily precipitation	63.4 mm (2.5 in)	40 of 100 (Notable)
Inverell Comparison	Australia	Record high minimum temperature	14.9 C (58.8 F)	40 of 100 (Notable)
Orebro	Sweden	Record low minimum temperature	-2.3 C (27.9 F)	40 of 100 (Notable)
Fulton 3 W	United States	Record high maximum temperature	35.6 C (96.1 F)	40 of 100 (Notable)
Wahoo	United States	Record daily precipitation	66.0 mm (2.6 in)	40 of 100 (Notable)
Austin #2	United States	Record low minimum temperature	-4.4 C (24.1 F)	40 of 100 (Notable)
Bodoe VI	Norway	Record daily precipitation	36.0 mm (1.4 in)	39 of 100 (Notable)
Donkerhoek	South Africa	Record daily precipitation	43.0 mm (1.7 in)	39 of 100 (Notable)
Rangely 1E	United States	Record low maximum temperature	10.6 C (51.1 F)	39 of 100 (Notable)
Marathon	United States	Record high minimum temperature	18.3 C (64.9 F)	39 of 100 (Notable)
Hanford 1 S	United States	Record low maximum temperature	18.3 C (64.9 F)	38 of 100 (Notable)
Searchlight	United States	Record low maximum temperature	17.8 C (64.0 F)	38 of 100 (Notable)
Western Creek	Australia	Record daily precipitation	47.0 mm (1.9 in)	37 of 100 (Notable)
Lightning Ridge (Guiseley)	Australia	Record daily precipitation	25.6 mm (1.0 in)	37 of 100 (Notable)
Porto Santa Terezinha An/Cesp	Brazil	Record daily precipitation	65.8 mm (2.6 in)	37 of 100 (Notable)
Vernal	United States	Record low maximum temperature	11.7 C (53.1 F)	37 of 100 (Notable)
Dwtn Charleston	United States	Record high maximum temperature	33.3 C (91.9 F)	37 of 100 (Notable)
Ajaccio	France	Record daily precipitation	46.7 mm (1.8 in)	36 of 100 (Notable)
Albany 3 SE	United States	Record high maximum temperature	37.8 C (100.0 F)	36 of 100 (Notable)
Antioch	United States	Record high minimum temperature	17.2 C (63.0 F)	36 of 100 (Notable)
Pahrump 4 NW	United States	Record low maximum temperature	18.3 C (64.9 F)	36 of 100 (Notable)
Marion	United States	Record high minimum temperature	19.4 C (66.9 F)	36 of 100 (Notable)
Corvallis State UNIV	United States	Record low maximum temperature	15.0 C (59.0 F)	36 of 100 (Notable)
Bridgetown Comparison	Australia	Record high maximum temperature	28.4 C (83.1 F)	35 of 100 (Notable)
Dungog Post Office	Australia	Record daily precipitation	57.2 mm (2.3 in)	35 of 100 (Notable)
Nord-Rana	Norway	Record daily precipitation	39.6 mm (1.6 in)	35 of 100 (Notable)
Alicia 2 NNE	United States	Record high maximum temperature	35.6 C (96.1 F)	35 of 100 (Notable)
Waycross 4 NE	United States	Record high maximum temperature	36.1 C (97.0 F)	35 of 100 (Notable)
Roxboro 7 ESE	United States	Record high maximum temperature	32.2 C (90.0 F)	35 of 100 (Notable)
Conway	United States	Record high minimum temperature	22.8 C (73.0 F)	35 of 100 (Notable)
Sunnyside	United States	Record low maximum temperature	7.2 C (45.0 F)	35 of 100 (Notable)
Northport	United States	Record low maximum temperature	10.6 C (51.1 F)	35 of 100 (Notable)
Alta 1 NNW	United States	Record low maximum temperature	-1.1 C (30.0 F)	35 of 100 (Notable)
Grand Junction Walker Fld	United States	Record low maximum temperature	10.6 C (51.1 F)	35 of 100 (Notable)
Birraban	Australia	Record daily precipitation	68.6 mm (2.7 in)	34 of 100 (Routine)
Kindon	Australia	Record daily precipitation	43.0 mm (1.7 in)	34 of 100 (Routine)
Kuusiku	Estonia	Record low minimum temperature	-7.0 C (19.4 F)	34 of 100 (Routine)
Susanville 2SW	United States	Record low maximum temperature	9.4 C (48.9 F)	34 of 100 (Routine)
Sanborn	United States	Record daily precipitation	42.7 mm (1.7 in)	34 of 100 (Routine)
Tiffin	United States	Record daily precipitation	32.3 mm (1.3 in)	34 of 100 (Routine)
Aiken 5SE	United States	Record high maximum temperature	37.2 C (99.0 F)	34 of 100 (Routine)
Clarksville Wwtp	United States	Record high minimum temperature	21.7 C (71.1 F)	34 of 100 (Routine)
Jormlien	Sweden	Record daily precipitation	25.0 mm (1.0 in)	33 of 100 (Routine)

Counts by Type and Timescale

1,264 records

Records set or tied on 28 September 1986 by type: Highest daily maximum 227, Lowest daily maximum 266, Highest daily minimum 347, Lowest daily minimum 131, Heaviest daily rainfall 283, Heaviest daily snowfall 4, Deepest snow cover 6.

Records on 28 September 1986 by type
Record type	Records
Highest daily maximum	227
Lowest daily maximum	266
Highest daily minimum	347
Lowest daily minimum	131
Heaviest daily rainfall	283
Heaviest daily snowfall	4
Deepest snow cover	6

Records on 28 September 1986 by timescale: all-time 1, monthly 56, daily 1,207.

How Much Records Were Beaten By

909 broken records

Margins by which the 909 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 482.0. Ties are not counted.

Top 20 by Significance

28 September 1986

Top 20 records on 28 September 1986 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
28 September 1986	Kaneohe Bay MCAS, US	daily rain	43.4 mm (1.7 in)	32.2 mm (1.3 in)	37 years	55 of 100 (Notable)
28 September 1986	Sheldon, US	daily rain	43.7 mm (1.7 in)	27.2 mm (1.1 in)	84 years	52 of 100 (Notable)
28 September 1986	Narrabri Bowling Club, AU	monthly rain	74.0 mm (2.9 in)	18.1 mm (0.7 in)	37 years	51 of 100 (Notable)
28 September 1986	Crater Lake Nps HQ, US	daily snow depth	66.0 cm (26.0 in)	48.2 cm (19.0 in)	15 years	50 of 100 (Notable)
28 September 1986	St George, US	daily low max	16.7 C (62.1 F)	4.4 C (7.9 F)	91 years	47 of 100 (Notable)
28 September 1986	Eureka, ZA	monthly rain	43.5 mm (1.7 in)	9.0 mm (0.35 in)	57 years	46 of 100 (Notable)
28 September 1986	Visby_Flygplats, SE	daily low min	0.0 C (32.0 F)	2.0 C (3.6 F)	97 years	46 of 100 (Notable)
28 September 1986	Berezovo, RU	monthly low min	-15.4 C (4.3 F)	7.4 C (13.3 F)	40 years	45 of 100 (Notable)
28 September 1986	Mansfield 5 W, US	daily rain	56.4 mm (2.2 in)	30.2 mm (1.2 in)	36 years	45 of 100 (Notable)
28 September 1986	Haparanda, SE	daily low min	-7.0 C (19.4 F)	2.0 C (3.6 F)	102 years	44 of 100 (Notable)
28 September 1986	Kanab, US	daily low max	12.2 C (54.0 F)	5.0 C (9.0 F)	83 years	44 of 100 (Notable)
28 September 1986	Kalihi Rsch Site 777, US	daily rain	73.2 mm (2.9 in)	49.3 mm (1.9 in)	11 years	44 of 100 (Notable)
28 September 1986	Concordia ASOS, US	daily rain	46.7 mm (1.8 in)	29.4 mm (1.2 in)	40 years	44 of 100 (Notable)
28 September 1986	Lamoni, US	daily rain	60.2 mm (2.4 in)	37.8 mm (1.5 in)	40 years	43 of 100 (Notable)
28 September 1986	Loa, US	daily low max	6.1 C (43.0 F)	2.8 C (5.0 F)	91 years	43 of 100 (Notable)
28 September 1986	Kurnool, IN	daily rain	75.9 mm (3.0 in)	31.2 mm (1.2 in)	53 years	42 of 100 (Notable)
28 September 1986	Emmaville (Strathbogie), AU	daily rain	34.0 mm (1.3 in)	1.5 mm (0.06 in)	105 years	41 of 100 (Notable)
28 September 1986	Amby, AU	daily rain	63.4 mm (2.5 in)	19.5 mm (0.8 in)	52 years	40 of 100 (Notable)
28 September 1986	Inverell Comparison, AU	daily high min	14.9 C (58.8 F)	1.0 C (1.8 F)	95 years	40 of 100 (Notable)
28 September 1986	Orebro, SE	daily low min	-2.3 C (27.9 F)	0.3 C (0.5 F)	100 years	40 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

1794 to 1986

Records set or tied on this calendar date in each year from 1794 to 1986. 1986 had 1,264 records.

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

Records on 09-28 in each year
Year	Records
1794	1
1826	1
1832	1
1849	2
1851	1
1854	2
1855	2
1859	1
1862	1
1864	1
1866	1
1867	3
1868	1
1869	2
1873	3
1874	3
1877	3
1878	1
1879	1
1880	2
1881	3
1883	2
1884	1
1885	4
1887	1
1888	1
1890	4
1891	2
1892	3
1893	1
1894	6
1895	5
1896	3
1897	5
1898	4
1899	6
1900	9
1901	2
1902	5
1903	19
1904	17
1905	17
1906	37
1907	27
1908	23
1909	16
1910	39
1911	62
1912	32
1913	37
1914	28
1915	57
1916	61
1917	35
1918	55
1919	38
1920	23
1921	39
1922	34
1923	150
1924	139
1925	191
1926	305
1927	194
1928	205
1929	432
1930	116
1931	233
1932	195
1933	459
1934	237
1935	282
1936	502
1937	313
1938	311
1939	552
1940	419
1941	479
1942	1,187
1943	440
1944	367
1945	1,034
1946	347
1947	647
1948	617
1949	359
1950	233
1951	441
1952	366
1953	842
1954	512
1955	409
1956	590
1957	695
1958	509
1959	874
1960	226
1961	385
1962	705
1963	666
1964	723
1965	582
1966	477
1967	978
1968	262
1969	244
1970	932
1971	954
1972	671
1973	886
1974	583
1975	502
1976	900
1977	784
1978	513
1979	915
1980	750
1981	752
1982	1,001
1983	941
1984	1,326
1985	1,189
1986	1,264
1987	825
1988	623
1989	847
1990	414
1991	821
1992	643
1993	627
1994	836
1995	794
1996	1,069
1997	681
1998	1,541
1999	1,533
2000	652
2001	791
2002	743
2003	929
2004	852
2005	1,088
2006	704
2007	837
2008	536
2009	792
2010	1,139
2011	1,025
2012	624
2013	790
2014	878
2015	673
2016	520
2017	755
2018	527
2019	1,388
2020	531
2021	740
2022	727
2023	772
2024	1,364
2025	464
2026	531

Download the Data

Data for records on 1986-09-28: 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).

Histogram of margins by which records were beaten on 28 September 1986
Margin	Records
0 to 100	907
100 to 200	1
200 to 300	0
300 to 400	0
400 to 500	1