Weather Records on 11 September 1989

1,301 weather records were set or tied worldwide on 11 September 1989. Highest significance: Tot-Ma, RU.

Key Facts for 11 September 1989

On 11 September 1989, 1,301 weather records were set or tied at long-record stations worldwide.
313 were record highs and 618 were record lows, counting maximum and minimum temperature.
By timescale, 1 were all-time records, 13 monthly and 1,287 daily.
Tot-Ma set a daily record precipitation of 31.3 mm (1.2 in) on 11 September 1989.
Across 164 earlier years (1809 to 2026) the same calendar date averaged 418 records.

Record Map

1,301 stations

1,301 station records on 11 September 1989 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 11 September 1989: highest significance records shown on the map
Station	Country	Type	Value	Significance
Tot-Ma	Russia	Record daily precipitation	31.3 mm (1.2 in)	64 of 100 (Major)
Velsk	Russia	Record daily precipitation	32.9 mm (1.3 in)	52 of 100 (Notable)
Tapirai	Brazil	Record daily precipitation	45.5 mm (1.8 in)	48 of 100 (Notable)
Langdon Exp Farm	United States	Record daily precipitation	31.5 mm (1.2 in)	48 of 100 (Notable)
Rugby	United States	Record daily precipitation	26.4 mm (1.0 in)	46 of 100 (Notable)
Grandfalls 3SSE	United States	Record daily precipitation	45.7 mm (1.8 in)	46 of 100 (Notable)
Kotlas	Russia	Record daily precipitation	38.8 mm (1.5 in)	45 of 100 (Notable)
Juzhno-Suhokumsk	Russia	Record daily precipitation	31.7 mm (1.2 in)	45 of 100 (Notable)
Newcastle	United States	Record low minimum temperature	-3.3 C (26.1 F)	45 of 100 (Notable)
Macclesfield	Australia	Record daily precipitation	39.0 mm (1.5 in)	44 of 100 (Notable)
Karawatha Park	Australia	Record daily precipitation	48.0 mm (1.9 in)	44 of 100 (Notable)
Siwa	Egypt	Record high minimum temperature	26.2 C (79.2 F)	44 of 100 (Notable)
Slangfontein	South Africa	Record daily precipitation	35.1 mm (1.4 in)	43 of 100 (Notable)
Westcliffe	United States	Record low maximum temperature	12.8 C (55.0 F)	42 of 100 (Notable)
Chinook	United States	Record low minimum temperature	-7.8 C (18.0 F)	42 of 100 (Notable)
Hansboro 4 NNE	United States	Record daily snowfall	5.1 cm (2.0 in)	42 of 100 (Notable)
Munday	United States	Record daily precipitation	75.4 mm (3.0 in)	42 of 100 (Notable)
Budingen	Germany	Record daily precipitation	34.2 mm (1.3 in)	41 of 100 (Notable)
Vanavara	Russia	Record daily precipitation	27.0 mm (1.1 in)	41 of 100 (Notable)
Bell Ranch	United States	Record low maximum temperature	14.4 C (57.9 F)	41 of 100 (Notable)
Stratford	United States	Record daily precipitation	61.0 mm (2.4 in)	41 of 100 (Notable)
Gulnare	Australia	Record daily precipitation	34.0 mm (1.3 in)	40 of 100 (Notable)
Creighton	United States	Record low maximum temperature	15.0 C (59.0 F)	40 of 100 (Notable)
Mellette 4 W	United States	Record low maximum temperature	10.0 C (50.0 F)	40 of 100 (Notable)
Spearman	United States	Record daily precipitation	31.8 mm (1.3 in)	40 of 100 (Notable)
Gumeracha	Australia	Record daily precipitation	32.8 mm (1.3 in)	39 of 100 (Notable)
Serrote	Brazil	Record daily precipitation	33.7 mm (1.3 in)	39 of 100 (Notable)
Big Timber	United States	Record low minimum temperature	-5.6 C (21.9 F)	39 of 100 (Notable)
Genoa 2 W	United States	Record low maximum temperature	13.3 C (55.9 F)	39 of 100 (Notable)
N Loup	United States	Record low maximum temperature	11.7 C (53.1 F)	39 of 100 (Notable)
Springview 2NW	United States	Record low maximum temperature	11.1 C (52.0 F)	39 of 100 (Notable)
Faulkton	United States	Record low maximum temperature	10.0 C (50.0 F)	39 of 100 (Notable)
Wessington Springs	United States	Record low minimum temperature	2.2 C (36.0 F)	39 of 100 (Notable)
Carthage	United States	Record high minimum temperature	21.7 C (71.1 F)	39 of 100 (Notable)
Tuapse	Russia	Record daily precipitation	96.7 mm (3.8 in)	38 of 100 (Notable)
Ravenna	United States	Record low maximum temperature	12.2 C (54.0 F)	38 of 100 (Notable)
Clark	United States	Record low maximum temperature	11.1 C (52.0 F)	38 of 100 (Notable)
Clayton Muni Air Pk	United States	Record low maximum temperature	12.2 C (54.0 F)	38 of 100 (Notable)
Darke Peak	Australia	Record daily precipitation	26.6 mm (1.0 in)	37 of 100 (Notable)
Schotten	Germany	Record daily precipitation	39.2 mm (1.5 in)	37 of 100 (Notable)
Las Animas	United States	Record low maximum temperature	12.8 C (55.0 F)	37 of 100 (Notable)
Rockwell City	United States	Record low maximum temperature	16.7 C (62.1 F)	37 of 100 (Notable)
Crookston NW Exp STN	United States	Record low maximum temperature	9.4 C (48.9 F)	37 of 100 (Notable)
Dillon U of Montana Western	United States	Record low minimum temperature	-3.9 C (25.0 F)	37 of 100 (Notable)
Grass Range	United States	Record low minimum temperature	-6.1 C (21.0 F)	37 of 100 (Notable)
Chadron 3SW	United States	Record low minimum temperature	-2.8 C (27.0 F)	37 of 100 (Notable)
Springview 2NW	United States	Record low minimum temperature	0.0 C (32.0 F)	37 of 100 (Notable)
Superior	United States	Record low maximum temperature	18.3 C (64.9 F)	37 of 100 (Notable)
Tishomingo Natl Wr	United States	Record daily precipitation	60.2 mm (2.4 in)	37 of 100 (Notable)
Gettysburg	United States	Record low maximum temperature	10.0 C (50.0 F)	37 of 100 (Notable)
Williamstown (Glen Gillian)	Australia	Record daily precipitation	31.0 mm (1.2 in)	36 of 100 (Notable)
New Plymouth AWS	New Zealand	Record high maximum temperature	20.4 C (68.7 F)	36 of 100 (Notable)
Philadelphia	South Africa	Record daily precipitation	27.5 mm (1.1 in)	36 of 100 (Notable)
Trompsburg (Pol)	South Africa	Record daily precipitation	28.0 mm (1.1 in)	36 of 100 (Notable)
Crescent City 3 NNW	United States	Record low maximum temperature	12.2 C (54.0 F)	36 of 100 (Notable)
Harlan	United States	Record low maximum temperature	16.1 C (61.0 F)	36 of 100 (Notable)
Long Prairie	United States	Record low maximum temperature	13.3 C (55.9 F)	36 of 100 (Notable)
Conrad	United States	Record low minimum temperature	-5.6 C (21.9 F)	36 of 100 (Notable)
Fremont	United States	Record low maximum temperature	15.6 C (60.1 F)	36 of 100 (Notable)
O'Neill	United States	Record low maximum temperature	13.3 C (55.9 F)	36 of 100 (Notable)

Counts by Type and Timescale

1,301 records

Records set or tied on 11 September 1989 by type: Highest daily maximum 121, Lowest daily maximum 302, Highest daily minimum 192, Lowest daily minimum 316, Heaviest daily rainfall 365, Heaviest daily snowfall 4, Deepest snow cover 1.

Records on 11 September 1989 by type
Record type	Records
Highest daily maximum	121
Lowest daily maximum	302
Highest daily minimum	192
Lowest daily minimum	316
Heaviest daily rainfall	365
Heaviest daily snowfall	4
Deepest snow cover	1

Records on 11 September 1989 by timescale: all-time 1, monthly 13, daily 1,287.

How Much Records Were Beaten By

1,024 broken records

Margins by which the 1,024 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 69.3. Ties are not counted.

Top 20 by Significance

11 September 1989

Top 20 records on 11 September 1989 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
11 September 1989	Tot-Ma, RU	daily rain	31.3 mm (1.2 in)	13.0 mm (0.5 in)	101 years	64 of 100 (Major)
11 September 1989	Velsk, RU	daily rain	32.9 mm (1.3 in)	26.2 mm (1.0 in)	24 years	52 of 100 (Notable)
11 September 1989	Tapirai, BR	daily rain	45.5 mm (1.8 in)	36.6 mm (1.4 in)	24 years	48 of 100 (Notable)
11 September 1989	Langdon Exp Farm, US	daily rain	31.5 mm (1.2 in)	19.8 mm (0.8 in)	59 years	48 of 100 (Notable)
11 September 1989	Rugby, US	daily rain	26.4 mm (1.0 in)	21.3 mm (0.8 in)	44 years	46 of 100 (Notable)
11 September 1989	Grandfalls 3SSE, US	daily rain	45.7 mm (1.8 in)	27.7 mm (1.1 in)	76 years	46 of 100 (Notable)
11 September 1989	Kotlas, RU	daily rain	38.8 mm (1.5 in)	19.1 mm (0.8 in)	12 years	45 of 100 (Notable)
11 September 1989	Juzhno-Suhokumsk, RU	daily rain	31.7 mm (1.2 in)	23.8 mm (0.9 in)	8 years	45 of 100 (Notable)
11 September 1989	Newcastle, US	daily low min	-3.3 C (26.1 F)	6.6 C (11.9 F)	83 years	45 of 100 (Notable)
11 September 1989	Macclesfield, AU	daily rain	39.0 mm (1.5 in)	8.5 mm (0.33 in)	74 years	44 of 100 (Notable)
11 September 1989	Karawatha Park, AU	daily rain	48.0 mm (1.9 in)	35.0 mm (1.4 in)	15 years	44 of 100 (Notable)
11 September 1989	Siwa, EG	monthly high min	26.2 C (79.2 F)	1.2 C (2.2 F)	75 years	44 of 100 (Notable)
11 September 1989	Slangfontein, ZA	daily rain	35.1 mm (1.4 in)	22.1 mm (0.9 in)	64 years	43 of 100 (Notable)
11 September 1989	Westcliffe, US	daily low max	12.8 C (55.0 F)	3.3 C (5.9 F)	87 years	42 of 100 (Notable)
11 September 1989	Chinook, US	daily low min	-7.8 C (18.0 F)	4.5 C (8.1 F)	79 years	42 of 100 (Notable)
11 September 1989	Hansboro 4 NNE, US	daily snowfall	5.1 cm (2.0 in)	5.1 cm (2.0 in)	80 years	42 of 100 (Notable)
11 September 1989	Munday, US	daily rain	75.4 mm (3.0 in)	31.5 mm (1.2 in)	64 years	42 of 100 (Notable)
11 September 1989	Budingen, DE	daily rain	34.2 mm (1.3 in)	15.0 mm (0.6 in)	32 years	41 of 100 (Notable)
11 September 1989	Vanavara, RU	daily rain	27.0 mm (1.1 in)	7.7 mm (0.30 in)	54 years	41 of 100 (Notable)
11 September 1989	Bell Ranch, US	daily low max	14.4 C (57.9 F)	6.7 C (12.1 F)	60 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

1809 to 1989

Records set or tied on this calendar date in each year from 1809 to 1989. 1989 had 1,301 records.

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

Records on 09-11 in each year
Year	Records
1809	1
1814	3
1818	1
1830	1
1836	1
1838	3
1839	1
1848	1
1850	1
1851	1
1854	2
1858	1
1860	2
1861	1
1863	2
1865	3
1866	1
1874	2
1876	1
1877	1
1879	1
1880	1
1882	4
1883	2
1884	1
1886	1
1888	2
1889	4
1890	2
1891	2
1892	1
1893	4
1894	2
1895	4
1896	1
1897	3
1898	3
1899	5
1900	1
1901	3
1902	15
1903	13
1904	4
1905	5
1906	10
1907	9
1908	20
1909	12
1910	19
1911	9
1912	25
1913	22
1914	52
1915	160
1916	17
1917	88
1918	62
1919	52
1920	158
1921	52
1922	78
1923	44
1924	290
1925	260
1926	137
1927	300
1928	127
1929	206
1930	136
1931	868
1932	210
1933	276
1934	144
1935	410
1936	567
1937	324
1938	288
1939	561
1940	891
1941	210
1942	234
1943	335
1944	446
1945	341
1946	262
1947	611
1948	424
1949	450
1950	462
1951	247
1952	549
1953	392
1954	363
1955	479
1956	539
1957	470
1958	748
1959	488
1960	423
1961	524
1962	480
1963	359
1964	1,195
1965	414
1966	392
1967	478
1968	835
1969	685
1970	474
1971	464
1972	507
1973	612
1974	430
1975	644
1976	920
1977	406
1978	911
1979	596
1980	474
1981	347
1982	862
1983	1,243
1984	888
1985	844
1986	1,221
1987	595
1988	1,019
1989	1,301
1990	840
1991	843
1992	672
1993	809
1994	713
1995	619
1996	1,030
1997	808
1998	1,821
1999	1,073
2000	1,469
2001	826
2002	1,059
2003	1,022
2004	740
2005	1,163
2006	1,132
2007	947
2008	916
2009	774
2010	965
2011	1,051
2012	687
2013	1,207
2014	1,100
2015	683
2016	677
2017	916
2018	763
2019	806
2020	1,235
2021	851
2022	617
2023	1,034
2024	889
2025	917
2026	615

Download the Data

Data for records on 1989-09-11: 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 10	907
10 to 20	71
20 to 30	33
30 to 40	8
40 to 50	2
50 to 60	1
60 to 70	2