Weather Records on 15 September 1989

955 weather records were set or tied worldwide on 15 September 1989. Highest significance: Hardwick, US.

Key Facts for 15 September 1989

On 15 September 1989, 955 weather records were set or tied at long-record stations worldwide.
254 were record highs and 447 were record lows, counting maximum and minimum temperature.
By timescale, 2 were all-time records, 17 monthly and 936 daily.
Hardwick set a daily record precipitation of 83.8 mm (3.3 in) on 15 September 1989.
Across 170 earlier years (1797 to 2026) the same calendar date averaged 410 records.

Record Map

955 stations

955 station records on 15 September 1989 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 15 September 1989: highest significance records shown on the map
Station	Country	Type	Value	Significance
Hardwick	United States	Record daily precipitation	83.8 mm (3.3 in)	59 of 100 (Notable)
Haleyville	United States	Record daily precipitation	70.6 mm (2.8 in)	58 of 100 (Notable)
Iuna	Brazil	Record daily precipitation	132.2 mm (5.2 in)	57 of 100 (Notable)
Schmucke	Germany	Record daily precipitation	54.4 mm (2.1 in)	54 of 100 (Notable)
Belchertown	United States	Record daily precipitation	83.8 mm (3.3 in)	52 of 100 (Notable)
Barre Falls Dam	United States	Record daily precipitation	78.7 mm (3.1 in)	51 of 100 (Notable)
Portageville 1N	United States	Record daily precipitation	67.3 mm (2.6 in)	51 of 100 (Notable)
Martinsville Fltr Plt	United States	Record daily precipitation	66.3 mm (2.6 in)	48 of 100 (Notable)
Metten	Germany	Record daily precipitation	32.1 mm (1.3 in)	47 of 100 (Notable)
Mascota (Smn)	Mexico	Record low minimum temperature	11.1 C (52.0 F)	46 of 100 (Notable)
Aurora Rsch Farm	United States	Record daily precipitation	77.0 mm (3.0 in)	46 of 100 (Notable)
San Pedro	Mexico	Record low minimum temperature	17.2 C (63.0 F)	44 of 100 (Notable)
Ft Ross	United States	Record daily precipitation	25.4 mm (1.0 in)	44 of 100 (Notable)
Delta	United States	Record low minimum temperature	-2.8 C (27.0 F)	44 of 100 (Notable)
Tashkent	Uzbekistan	Record high maximum temperature	38.5 C (101.3 F)	44 of 100 (Notable)
Skaneateles	United States	Record daily precipitation	66.0 mm (2.6 in)	43 of 100 (Notable)
Queenstown (Copper Mine)	Australia	Record daily precipitation	58.0 mm (2.3 in)	42 of 100 (Notable)
Fichtelberg/Oberfranken-Huttst	Germany	Record daily precipitation	46.8 mm (1.8 in)	42 of 100 (Notable)
Paintsville 1E	United States	Record daily precipitation	63.2 mm (2.5 in)	42 of 100 (Notable)
Borinquen AP	Puerto Rico [United States]	Record daily precipitation	68.6 mm (2.7 in)	41 of 100 (Notable)
Gavle	Sweden	Record high minimum temperature	12.5 C (54.5 F)	41 of 100 (Notable)
Cambridge City 3 N	United States	Record daily precipitation	65.8 mm (2.6 in)	41 of 100 (Notable)
Newburyport	United States	Record daily precipitation	44.7 mm (1.8 in)	41 of 100 (Notable)
New Salem	United States	Record daily precipitation	57.4 mm (2.3 in)	41 of 100 (Notable)
Menard	United States	Record low minimum temperature	7.8 C (46.0 F)	41 of 100 (Notable)
Kaisersbach-Cronhutte	Germany	Record daily precipitation	39.9 mm (1.6 in)	40 of 100 (Notable)
Dzibalchen	Mexico	Record daily precipitation	145.0 mm (5.7 in)	40 of 100 (Notable)
Kislovodsk	Russia	Record low minimum temperature	0.2 C (32.4 F)	40 of 100 (Notable)
Circleville	United States	Record daily precipitation	31.0 mm (1.2 in)	40 of 100 (Notable)
Newark Ag Farm	United States	Record high minimum temperature	21.7 C (71.1 F)	39 of 100 (Notable)
Brownwood 2NE	United States	Record low minimum temperature	8.3 C (46.9 F)	39 of 100 (Notable)
San Saba	United States	Record low minimum temperature	9.4 C (48.9 F)	39 of 100 (Notable)
Teuschnitz	Germany	Record daily precipitation	32.6 mm (1.3 in)	38 of 100 (Notable)
Rinconada	Mexico	Record high minimum temperature	25.0 C (77.0 F)	38 of 100 (Notable)
Albion	United States	Record low maximum temperature	16.7 C (62.1 F)	38 of 100 (Notable)
Flora 5 NW	United States	Record low maximum temperature	16.7 C (62.1 F)	38 of 100 (Notable)
Washington Court House	United States	Record daily precipitation	45.0 mm (1.8 in)	38 of 100 (Notable)
Renison Bell	Australia	Record daily precipitation	43.0 mm (1.7 in)	37 of 100 (Notable)
Hillsdale	United States	Record low maximum temperature	11.7 C (53.1 F)	37 of 100 (Notable)
Crockett	United States	Record low maximum temperature	18.3 C (64.9 F)	37 of 100 (Notable)
Greenville Kgvl Radio	United States	Record low maximum temperature	17.2 C (63.0 F)	37 of 100 (Notable)
Wills Pt	United States	Record low maximum temperature	17.2 C (63.0 F)	37 of 100 (Notable)
Roanoke-Blacksburg Rgnl AP	United States	Record daily precipitation	63.5 mm (2.5 in)	37 of 100 (Notable)
Bourke Post Office	Australia	Record low minimum temperature	0.6 C (33.1 F)	36 of 100 (Notable)
Stammbach-Querenbach	Germany	Record daily precipitation	33.2 mm (1.3 in)	36 of 100 (Notable)
Mahackala	Russia	Record low minimum temperature	8.7 C (47.7 F)	36 of 100 (Notable)
Cheesman	United States	Record low minimum temperature	-4.4 C (24.1 F)	36 of 100 (Notable)
Myakka Rvr Sp	United States	Record high minimum temperature	29.4 C (84.9 F)	36 of 100 (Notable)
Hillsboro	United States	Record low maximum temperature	17.2 C (63.0 F)	36 of 100 (Notable)
New Castle 3 SW	United States	Record daily precipitation	69.1 mm (2.7 in)	36 of 100 (Notable)
Milford	United States	Record daily precipitation	60.5 mm (2.4 in)	36 of 100 (Notable)
Luverne	United States	Record low minimum temperature	-0.6 C (30.9 F)	36 of 100 (Notable)
Fredericksburg	United States	Record low minimum temperature	10.0 C (50.0 F)	36 of 100 (Notable)
Lynchburg Rgnl AP	United States	Record daily precipitation	83.6 mm (3.3 in)	36 of 100 (Notable)
Pommelsbrunn	Germany	Record daily precipitation	26.6 mm (1.0 in)	35 of 100 (Notable)
Akhty	Russia	Record low minimum temperature	4.4 C (39.9 F)	35 of 100 (Notable)
Titusville	United States	Record high maximum temperature	35.6 C (96.1 F)	35 of 100 (Notable)
Carlinville	United States	Record low maximum temperature	15.6 C (60.1 F)	35 of 100 (Notable)
Decatur Wtp	United States	Record low maximum temperature	18.3 C (64.9 F)	35 of 100 (Notable)
Mt Carroll	United States	Record low minimum temperature	-1.1 C (30.0 F)	35 of 100 (Notable)

Counts by Type and Timescale

955 records

Records set or tied on 15 September 1989 by type: Highest daily maximum 82, Lowest daily maximum 244, Highest daily minimum 172, Lowest daily minimum 203, Heaviest daily rainfall 254.

Records on 15 September 1989 by type
Record type	Records
Highest daily maximum	82
Lowest daily maximum	244
Highest daily minimum	172
Lowest daily minimum	203
Heaviest daily rainfall	254
Heaviest daily snowfall	0
Deepest snow cover	0

Records on 15 September 1989 by timescale: all-time 2, monthly 17, daily 936.

How Much Records Were Beaten By

740 broken records

Margins by which the 740 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 92.0. Ties are not counted.

Top 20 by Significance

15 September 1989

Top 20 records on 15 September 1989 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
15 September 1989	Hardwick, US	daily rain	83.8 mm (3.3 in)	55.4 mm (2.2 in)	64 years	59 of 100 (Notable)
15 September 1989	Haleyville, US	daily rain	70.6 mm (2.8 in)	56.9 mm (2.2 in)	51 years	58 of 100 (Notable)
15 September 1989	Iuna, BR	monthly rain	132.2 mm (5.2 in)	92.0 mm (3.6 in)	13 years	57 of 100 (Notable)
15 September 1989	Schmucke, DE	daily rain	54.4 mm (2.1 in)	35.4 mm (1.4 in)	34 years	54 of 100 (Notable)
15 September 1989	Belchertown, US	daily rain	83.8 mm (3.3 in)	60.7 mm (2.4 in)	28 years	52 of 100 (Notable)
15 September 1989	Barre Falls Dam, US	daily rain	78.7 mm (3.1 in)	55.3 mm (2.2 in)	28 years	51 of 100 (Notable)
15 September 1989	Portageville 1N, US	daily rain	67.3 mm (2.6 in)	34.3 mm (1.4 in)	19 years	51 of 100 (Notable)
15 September 1989	Martinsville Fltr Plt, US	daily rain	66.3 mm (2.6 in)	47.0 mm (1.9 in)	55 years	48 of 100 (Notable)
15 September 1989	Metten, DE	daily rain	32.1 mm (1.3 in)	4.9 mm (0.19 in)	108 years	47 of 100 (Notable)
15 September 1989	Mascota (Smn), MX	daily low min	11.1 C (52.0 F)	4.5 C (8.1 F)	39 years	46 of 100 (Notable)
15 September 1989	Aurora Rsch Farm, US	daily rain	77.0 mm (3.0 in)	45.5 mm (1.8 in)	10 years	46 of 100 (Notable)
15 September 1989	San Pedro, MX	daily low min	17.2 C (63.0 F)	2.8 C (5.0 F)	40 years	44 of 100 (Notable)
15 September 1989	Ft Ross, US	daily rain	25.4 mm (1.0 in)	23.9 mm (0.9 in)	54 years	44 of 100 (Notable)
15 September 1989	Delta, US	daily low min	-2.8 C (27.0 F)	2.8 C (5.0 F)	94 years	44 of 100 (Notable)
15 September 1989	Tashkent, UZ	daily high max	38.5 C (101.3 F)	3.5 C (6.3 F)	88 years	44 of 100 (Notable)
15 September 1989	Skaneateles, US	daily rain	66.0 mm (2.6 in)	23.1 mm (0.9 in)	44 years	43 of 100 (Notable)
15 September 1989	Queenstown (Copper Mine), AU	daily rain	58.0 mm (2.3 in)	16.9 mm (0.7 in)	64 years	42 of 100 (Notable)
15 September 1989	Fichtelberg/Oberfranken-Huttst, DE	daily rain	46.8 mm (1.8 in)	22.0 mm (0.9 in)	34 years	42 of 100 (Notable)
15 September 1989	Paintsville 1E, US	daily rain	63.2 mm (2.5 in)	40.3 mm (1.6 in)	32 years	42 of 100 (Notable)
15 September 1989	Borinquen AP, PR	daily rain	68.6 mm (2.7 in)	37.9 mm (1.5 in)	23 years	41 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 1989

Records set or tied on this calendar date in each year from 1797 to 1989. 1989 had 955 records.

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

Records on 09-15 in each year
Year	Records
1797	1
1803	1
1806	2
1810	1
1816	1
1818	1
1823	2
1833	1
1836	1
1837	2
1839	1
1841	1
1848	1
1850	1
1851	1
1854	2
1856	1
1857	1
1859	1
1864	1
1865	2
1866	1
1867	2
1868	1
1869	1
1872	1
1873	2
1876	2
1877	2
1880	1
1881	1
1882	6
1884	3
1885	4
1886	2
1887	3
1888	1
1889	5
1890	1
1894	4
1895	1
1897	1
1898	3
1899	3
1900	1
1901	12
1902	7
1903	31
1904	30
1905	16
1906	6
1907	7
1908	16
1909	16
1910	2
1911	40
1912	64
1913	43
1914	18
1915	94
1916	44
1917	50
1918	50
1919	52
1920	164
1921	122
1922	53
1923	193
1924	103
1925	112
1926	134
1927	539
1928	86
1929	99
1930	235
1931	422
1932	295
1933	322
1934	351
1935	463
1936	460
1937	337
1938	247
1939	1,098
1940	181
1941	276
1942	278
1943	360
1944	396
1945	418
1946	411
1947	621
1948	557
1949	523
1950	750
1951	283
1952	455
1953	400
1954	518
1955	532
1956	646
1957	449
1958	294
1959	844
1960	410
1961	586
1962	557
1963	455
1964	839
1965	614
1966	534
1967	578
1968	429
1969	362
1970	1,157
1971	598
1972	356
1973	774
1974	386
1975	739
1976	667
1977	400
1978	628
1979	1,022
1980	563
1981	613
1982	1,315
1983	756
1984	766
1985	764
1986	928
1987	719
1988	818
1989	955
1990	911
1991	1,165
1992	919
1993	2,227
1994	1,363
1995	723
1996	1,212
1997	1,177
1998	1,768
1999	858
2000	1,175
2001	837
2002	1,212
2003	855
2004	893
2005	1,123
2006	1,042
2007	946
2008	1,153
2009	773
2010	913
2011	1,170
2012	568
2013	854
2014	443
2015	997
2016	988
2017	825
2018	874
2019	538
2020	785
2021	467
2022	392
2023	507
2024	681
2025	503
2026	779

Download the Data

Data for records on 1989-09-15: 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	696
20 to 40	32
40 to 60	9
60 to 80	2
80 to 100	1