Weather Records on 19 September 1989

911 weather records were set or tied worldwide on 19 September 1989. Highest significance: Porto Novo, BR.

Key Facts for 19 September 1989

On 19 September 1989, 911 weather records were set or tied at long-record stations worldwide.
436 were record highs and 187 were record lows, counting maximum and minimum temperature.
By timescale, 3 were all-time records, 23 monthly and 885 daily.
Porto Novo set a monthly record daily precipitation of 50.0 mm (2.0 in) on 19 September 1989.
Across 166 earlier years (1805 to 2026) the same calendar date averaged 411 records.

Record Map

911 stations

911 station records on 19 September 1989 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 19 September 1989: highest significance records shown on the map
Station	Country	Type	Value	Significance
Porto Novo	Brazil	Record daily precipitation	50.0 mm (2.0 in)	59 of 100 (Notable)
Trostberg	Germany	Record daily precipitation	46.7 mm (1.8 in)	56 of 100 (Notable)
Stanley Post Office	Australia	Record daily precipitation	38.0 mm (1.5 in)	55 of 100 (Notable)
Santa Maria da Vitoria (Pcd)	Brazil	Record daily precipitation	40.4 mm (1.6 in)	55 of 100 (Notable)
Lake Sabrina	United States	Record daily precipitation	29.5 mm (1.2 in)	55 of 100 (Notable)
Gurabo Substn	Puerto Rico [United States]	Record high maximum temperature	39.4 C (102.9 F)	54 of 100 (Notable)
Tuxtla Gutierrez (Dge)	Mexico	Record daily precipitation	87.1 mm (3.4 in)	52 of 100 (Notable)
Millville Muni AP	United States	Record daily precipitation	67.6 mm (2.7 in)	52 of 100 (Notable)
Montpellier-Aeroport	France	Record daily precipitation	115.0 mm (4.5 in)	50 of 100 (Notable)
Toa Baja 1 SSW	Puerto Rico [United States]	Record daily precipitation	108.2 mm (4.3 in)	50 of 100 (Notable)
Neshaminy Falls	United States	Record daily precipitation	81.5 mm (3.2 in)	47 of 100 (Notable)
Ibapah	United States	Record daily precipitation	32.5 mm (1.3 in)	47 of 100 (Notable)
Ridgley	Australia	Record daily precipitation	57.0 mm (2.2 in)	46 of 100 (Notable)
City of Melbourne Bay	Australia	Record daily precipitation	49.2 mm (1.9 in)	46 of 100 (Notable)
Beylagan Aerodrome	Azerbaijan	Record daily precipitation	36.0 mm (1.4 in)	45 of 100 (Notable)
Manati 2 E	Puerto Rico [United States]	Record high minimum temperature	25.0 C (77.0 F)	45 of 100 (Notable)
Burnie (Round Hill)	Australia	Record daily precipitation	45.0 mm (1.8 in)	44 of 100 (Notable)
Gavle	Sweden	Record high maximum temperature	22.0 C (71.6 F)	44 of 100 (Notable)
Gauhati	India	Record daily precipitation	84.1 mm (3.3 in)	43 of 100 (Notable)
Kansai Internationa	Japan	Record daily precipitation	97.0 mm (3.8 in)	43 of 100 (Notable)
Lajas Substn	Puerto Rico [United States]	Record high minimum temperature	26.7 C (80.1 F)	43 of 100 (Notable)
Bridgeport	United States	Record daily precipitation	27.9 mm (1.1 in)	43 of 100 (Notable)
Tres Piedras	United States	Record daily precipitation	33.5 mm (1.3 in)	43 of 100 (Notable)
Fukui	Japan	Record daily precipitation	86.5 mm (3.4 in)	42 of 100 (Notable)
Salisbury	United States	Record daily precipitation	83.8 mm (3.3 in)	42 of 100 (Notable)
Kanalohuluhulu 1075	United States	Record low maximum temperature	12.8 C (55.0 F)	42 of 100 (Notable)
Nordby (Fano)	Denmark	Record high minimum temperature	15.1 C (59.2 F)	41 of 100 (Notable)
Takayama	Japan	Record daily precipitation	124.5 mm (4.9 in)	41 of 100 (Notable)
Auburn	United States	Record daily precipitation	39.1 mm (1.5 in)	41 of 100 (Notable)
Sahbuz	Azerbaijan	Record daily precipitation	38.5 mm (1.5 in)	40 of 100 (Notable)
Wakayama	Japan	Record daily precipitation	150.5 mm (5.9 in)	40 of 100 (Notable)
Carrera Larga	Mexico	Record daily precipitation	152.4 mm (6.0 in)	40 of 100 (Notable)
Newcomb	United States	Record daily precipitation	51.8 mm (2.0 in)	40 of 100 (Notable)
Hetch Hetchy	United States	Record low maximum temperature	8.3 C (46.9 F)	39 of 100 (Notable)
Te Kowai Exp STN	Australia	Record high maximum temperature	34.7 C (94.5 F)	38 of 100 (Notable)
San Juan Tepeuxila	Mexico	Record daily precipitation	80.8 mm (3.2 in)	38 of 100 (Notable)
Mays Landing 1 W	United States	Record daily precipitation	87.6 mm (3.4 in)	38 of 100 (Notable)
Tuckerton 2 NE	United States	Record daily precipitation	120.7 mm (4.8 in)	38 of 100 (Notable)
Merced	United States	Record low maximum temperature	22.2 C (72.0 F)	37 of 100 (Notable)
Princess Anne	United States	Record daily precipitation	63.5 mm (2.5 in)	37 of 100 (Notable)
Laguna	United States	Record low minimum temperature	-0.6 C (30.9 F)	37 of 100 (Notable)
Raton Fltr Plt	United States	Record daily precipitation	33.0 mm (1.3 in)	37 of 100 (Notable)
Atlantic City Intl AP	United States	Record daily precipitation	68.6 mm (2.7 in)	37 of 100 (Notable)
Charters Towers Post Office	Australia	Record high maximum temperature	38.0 C (100.4 F)	36 of 100 (Notable)
Kyoto	Japan	Record daily precipitation	123.5 mm (4.9 in)	36 of 100 (Notable)
Motozintla (Smn)	Mexico	Record daily precipitation	37.8 mm (1.5 in)	36 of 100 (Notable)
Bundaberg Post Office	Australia	Record high maximum temperature	30.2 C (86.4 F)	35 of 100 (Notable)
Ostuta	Mexico	Record low minimum temperature	17.8 C (64.0 F)	35 of 100 (Notable)
Calaveras Big Trees	United States	Record low maximum temperature	5.6 C (42.1 F)	35 of 100 (Notable)
Shusha	Azerbaijan	Record daily precipitation	26.0 mm (1.0 in)	34 of 100 (Routine)
Megri	Armenia	Record daily precipitation	28.0 mm (1.1 in)	34 of 100 (Routine)
Georgetown Post Office	Australia	Record high maximum temperature	38.5 C (101.3 F)	34 of 100 (Routine)
Tottori	Japan	Record daily precipitation	108.0 mm (4.3 in)	34 of 100 (Routine)
Saby	Sweden	Record daily precipitation	55.0 mm (2.2 in)	34 of 100 (Routine)
Lake Maloya	United States	Record daily precipitation	35.3 mm (1.4 in)	34 of 100 (Routine)
Minsk	Belarus	Record high minimum temperature	13.6 C (56.5 F)	33 of 100 (Routine)
Orebro	Sweden	Record high maximum temperature	25.0 C (77.0 F)	33 of 100 (Routine)
Ashland Exp Farm	United States	Record high minimum temperature	17.8 C (64.0 F)	33 of 100 (Routine)
King Salmon	United States	Record daily precipitation	31.5 mm (1.2 in)	33 of 100 (Routine)
Salisbury-Wicomico Rgnl AP	United States	Record daily precipitation	74.2 mm (2.9 in)	33 of 100 (Routine)

Counts by Type and Timescale

911 records

Records set or tied on 19 September 1989 by type: Highest daily maximum 208, Lowest daily maximum 120, Highest daily minimum 228, Lowest daily minimum 67, Heaviest daily rainfall 287, Heaviest daily snowfall 1.

Records on 19 September 1989 by type
Record type	Records
Highest daily maximum	208
Lowest daily maximum	120
Highest daily minimum	228
Lowest daily minimum	67
Heaviest daily rainfall	287
Heaviest daily snowfall	1
Deepest snow cover	0

Records on 19 September 1989 by timescale: all-time 3, monthly 23, daily 885.

How Much Records Were Beaten By

779 broken records

Margins by which the 779 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 99.0. Ties are not counted.

Top 20 by Significance

19 September 1989

Top 20 records on 19 September 1989 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
19 September 1989	Porto Novo, BR	monthly rain	50.0 mm (2.0 in)	23.8 mm (0.9 in)	42 years	59 of 100 (Notable)
19 September 1989	Trostberg, DE	daily rain	46.7 mm (1.8 in)	28.4 mm (1.1 in)	40 years	56 of 100 (Notable)
19 September 1989	Stanley Post Office, AU	daily rain	38.0 mm (1.5 in)	21.7 mm (0.9 in)	32 years	55 of 100 (Notable)
19 September 1989	Santa Maria da Vitoria (Pcd), BR	daily rain	40.4 mm (1.6 in)	38.2 mm (1.5 in)	44 years	55 of 100 (Notable)
19 September 1989	Lake Sabrina, US	daily rain	29.5 mm (1.2 in)	19.3 mm (0.8 in)	60 years	55 of 100 (Notable)
19 September 1989	Gurabo Substn, PR	all-time high max	39.4 C (102.9 F)	2.7 C (4.9 F)	30 years	54 of 100 (Notable)
19 September 1989	Tuxtla Gutierrez (Dge), MX	daily rain	87.1 mm (3.4 in)	64.0 mm (2.5 in)	31 years	52 of 100 (Notable)
19 September 1989	Millville Muni AP, US	daily rain	67.6 mm (2.7 in)	57.2 mm (2.3 in)	36 years	52 of 100 (Notable)
19 September 1989	Montpellier-Aeroport, FR	daily rain	115.0 mm (4.5 in)	65.0 mm (2.6 in)	42 years	50 of 100 (Notable)
19 September 1989	Toa Baja 1 SSW, PR	daily rain	108.2 mm (4.3 in)	77.5 mm (3.1 in)	24 years	50 of 100 (Notable)
19 September 1989	Neshaminy Falls, US	daily rain	81.5 mm (3.2 in)	42.9 mm (1.7 in)	51 years	47 of 100 (Notable)
19 September 1989	Ibapah, US	daily rain	32.5 mm (1.3 in)	17.0 mm (0.7 in)	48 years	47 of 100 (Notable)
19 September 1989	Ridgley, AU	daily rain	57.0 mm (2.2 in)	16.4 mm (0.6 in)	67 years	46 of 100 (Notable)
19 September 1989	City of Melbourne Bay, AU	daily rain	49.2 mm (1.9 in)	27.4 mm (1.1 in)	4 years	46 of 100 (Notable)
19 September 1989	Beylagan Aerodrome, AZ	daily rain	36.0 mm (1.4 in)	22.1 mm (0.9 in)	31 years	45 of 100 (Notable)
19 September 1989	Manati 2 E, PR	daily high min	25.0 C (77.0 F)	1.1 C (2.0 F)	88 years	45 of 100 (Notable)
19 September 1989	Burnie (Round Hill), AU	daily rain	45.0 mm (1.8 in)	21.9 mm (0.9 in)	32 years	44 of 100 (Notable)
19 September 1989	Gavle, SE	daily high max	22.0 C (71.6 F)	2.0 C (3.6 F)	98 years	44 of 100 (Notable)
19 September 1989	Gauhati, IN	daily rain	84.1 mm (3.3 in)	69.1 mm (2.7 in)	11 years	43 of 100 (Notable)
19 September 1989	Kansai Internationa, JP	daily rain	97.0 mm (3.8 in)	72.0 mm (2.8 in)	8 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

1805 to 1989

Records set or tied on this calendar date in each year from 1805 to 1989. 1989 had 911 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	711

Download the Data

Data for records on 1989-09-19: 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 2026-10-16. Last revised 16 October 2026 (2026-10-16).