Weather Records on 11 September 1988

1,019 weather records were set or tied worldwide on 11 September 1988. Highest significance: Campbelltown, AU.

Key Facts for 11 September 1988

On 11 September 1988, 1,019 weather records were set or tied at long-record stations worldwide.
232 were record highs and 378 were record lows, counting maximum and minimum temperature.
By timescale, 3 were all-time records, 22 monthly and 994 daily.
Campbelltown set a daily record precipitation of 41.0 mm (1.6 in) on 11 September 1988.
Across 164 earlier years (1809 to 2026) the same calendar date averaged 420 records.

Record Map

1,019 stations

1,019 station records on 11 September 1988 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 11 September 1988: highest significance records shown on the map
Station	Country	Type	Value	Significance
Campbelltown	Australia	Record daily precipitation	41.0 mm (1.6 in)	73 of 100 (Major)
Redbank	Australia	Record daily precipitation	43.4 mm (1.7 in)	72 of 100 (Major)
Yandoit	Australia	Record daily precipitation	41.2 mm (1.6 in)	71 of 100 (Major)
Virginia City	United States	Record daily snowfall	15.2 cm (6.0 in)	63 of 100 (Major)
Hillwood (Hillwoodville)	Australia	Record daily precipitation	47.4 mm (1.9 in)	62 of 100 (Major)
Frankford (Rossville)	Australia	Record daily precipitation	47.0 mm (1.9 in)	58 of 100 (Notable)
Ninyeunook	Australia	Record daily precipitation	30.0 mm (1.2 in)	56 of 100 (Notable)
Boobyalla	Australia	Record daily precipitation	26.0 mm (1.0 in)	56 of 100 (Notable)
Evergreen	United States	Record daily precipitation	69.9 mm (2.8 in)	55 of 100 (Notable)
Papkuil	South Africa	Record daily precipitation	32.5 mm (1.3 in)	54 of 100 (Notable)
Talbot (Post Office)	Australia	Record daily precipitation	37.6 mm (1.5 in)	53 of 100 (Notable)
Northdown (Hamley)	Australia	Record daily precipitation	36.4 mm (1.4 in)	53 of 100 (Notable)
Natte Yallock	Australia	Record daily precipitation	38.6 mm (1.5 in)	52 of 100 (Notable)
Pioneer (Main Road)	Australia	Record daily precipitation	39.4 mm (1.6 in)	52 of 100 (Notable)
Presa la Angostura	Mexico	Record daily precipitation	45.0 mm (1.8 in)	51 of 100 (Notable)
Maryborough	Australia	Record daily precipitation	40.2 mm (1.6 in)	50 of 100 (Notable)
Windermere (Acacia House)	Australia	Record daily precipitation	38.4 mm (1.5 in)	50 of 100 (Notable)
Poona	India	Record daily precipitation	63.0 mm (2.5 in)	50 of 100 (Notable)
Shepherds Flat	Australia	Record daily precipitation	44.6 mm (1.8 in)	49 of 100 (Notable)
Selbourne (Kirnbrae)	Australia	Record daily precipitation	41.8 mm (1.6 in)	49 of 100 (Notable)
Moorina (Frome Dam)	Australia	Record daily precipitation	43.8 mm (1.7 in)	49 of 100 (Notable)
Kilmore Assumption College	Australia	Record daily precipitation	49.8 mm (2.0 in)	48 of 100 (Notable)
Atnsjoen	Norway	Record daily precipitation	36.0 mm (1.4 in)	48 of 100 (Notable)
Vallbo	Sweden	Record daily precipitation	48.3 mm (1.9 in)	48 of 100 (Notable)
Canary Island	Australia	Record daily precipitation	27.2 mm (1.1 in)	47 of 100 (Notable)
Woodend (Carlisle Street)	Australia	Record daily precipitation	40.0 mm (1.6 in)	47 of 100 (Notable)
Wilmot (Back Road)	Australia	Record daily precipitation	50.0 mm (2.0 in)	47 of 100 (Notable)
Salgado	Brazil	Record daily precipitation	61.8 mm (2.4 in)	47 of 100 (Notable)
Ciudad Lerdo (Dge)	Mexico	Record low minimum temperature	10.0 C (50.0 F)	47 of 100 (Notable)
Tottington	Australia	Record daily precipitation	39.0 mm (1.5 in)	46 of 100 (Notable)
Gladstone (Old Post Office)	Australia	Record daily precipitation	29.0 mm (1.1 in)	46 of 100 (Notable)
Ft Logan 4 ESE	United States	Record daily snowfall	5.1 cm (2.0 in)	46 of 100 (Notable)
Marysville (Post Office)	Australia	Record daily precipitation	51.6 mm (2.0 in)	45 of 100 (Notable)
Pendroy 2 NNW	United States	Record daily snowfall	20.3 cm (8.0 in)	45 of 100 (Notable)
Malmsbury Reservoir	Australia	Record daily precipitation	45.2 mm (1.8 in)	44 of 100 (Notable)
Narbethong	Australia	Record daily precipitation	52.8 mm (2.1 in)	44 of 100 (Notable)
Hampshire (Neena Road)	Australia	Record daily precipitation	54.2 mm (2.1 in)	44 of 100 (Notable)
Sombrerete (Dge)	Mexico	Record low minimum temperature	5.0 C (41.0 F)	44 of 100 (Notable)
Bungaree (Kirks Reservoir)	Australia	Record daily precipitation	33.2 mm (1.3 in)	43 of 100 (Notable)
Coliban Upper	Australia	Record daily precipitation	45.4 mm (1.8 in)	43 of 100 (Notable)
Meander	Australia	Record daily precipitation	49.0 mm (1.9 in)	43 of 100 (Notable)
Aursund	Norway	Record daily precipitation	48.0 mm (1.9 in)	43 of 100 (Notable)
Bottineau	United States	Record daily precipitation	28.2 mm (1.1 in)	43 of 100 (Notable)
Goonoo Goonoo Station	Australia	Record daily precipitation	33.5 mm (1.3 in)	42 of 100 (Notable)
Bridport Post Office	Australia	Record daily precipitation	49.0 mm (1.9 in)	42 of 100 (Notable)
Burkes Flat	Australia	Record daily precipitation	39.8 mm (1.6 in)	41 of 100 (Notable)
Presa Taxhimay	Mexico	Record low minimum temperature	0.0 C (32.0 F)	41 of 100 (Notable)
Alta 1 NNW	United States	Record low maximum temperature	2.8 C (37.0 F)	41 of 100 (Notable)
Rtiscevo	Russia	Record daily precipitation	25.3 mm (1.0 in)	40 of 100 (Notable)
Livingston	United States	Record daily precipitation	50.0 mm (2.0 in)	40 of 100 (Notable)
Campbellsville 2 SSW	United States	Record daily precipitation	63.5 mm (2.5 in)	40 of 100 (Notable)
South Nietta	Australia	Record daily precipitation	50.0 mm (2.0 in)	39 of 100 (Notable)
Acambaro	Mexico	Record low minimum temperature	7.2 C (45.0 F)	39 of 100 (Notable)
Evergreen	United States	Record low maximum temperature	23.9 C (75.0 F)	39 of 100 (Notable)
Fernandina Beach	United States	Record high minimum temperature	26.1 C (79.0 F)	39 of 100 (Notable)
Barkly	Australia	Record daily precipitation	34.0 mm (1.3 in)	38 of 100 (Notable)
Glenburn	Australia	Record daily precipitation	35.8 mm (1.4 in)	38 of 100 (Notable)
Joyces Creek	Australia	Record daily precipitation	36.0 mm (1.4 in)	38 of 100 (Notable)
Branxholm (Stoke Street)	Australia	Record daily precipitation	46.4 mm (1.8 in)	38 of 100 (Notable)
Latrobe (Coal Road)	Australia	Record daily precipitation	34.0 mm (1.3 in)	38 of 100 (Notable)

Counts by Type and Timescale

1,019 records

Records set or tied on 11 September 1988 by type: Highest daily maximum 81, Lowest daily maximum 120, Highest daily minimum 151, Lowest daily minimum 258, Heaviest daily rainfall 378, Heaviest daily snowfall 19, Deepest snow cover 12.

Records on 11 September 1988 by type
Record type	Records
Highest daily maximum	81
Lowest daily maximum	120
Highest daily minimum	151
Lowest daily minimum	258
Heaviest daily rainfall	378
Heaviest daily snowfall	19
Deepest snow cover	12

Records on 11 September 1988 by timescale: all-time 3, monthly 22, daily 994.

How Much Records Were Beaten By

838 broken records

Margins by which the 838 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 152.0. Ties are not counted.

Top 20 by Significance

11 September 1988

Top 20 records on 11 September 1988 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
11 September 1988	Campbelltown, AU	daily rain	41.0 mm (1.6 in)	25.3 mm (1.0 in)	78 years	73 of 100 (Major)
11 September 1988	Redbank, AU	daily rain	43.4 mm (1.7 in)	30.7 mm (1.2 in)	78 years	72 of 100 (Major)
11 September 1988	Yandoit, AU	daily rain	41.2 mm (1.6 in)	26.5 mm (1.0 in)	78 years	71 of 100 (Major)
11 September 1988	Virginia City, US	daily snowfall	15.2 cm (6.0 in)	15.2 cm (6.0 in)	94 years	63 of 100 (Major)
11 September 1988	Hillwood (Hillwoodville), AU	daily rain	47.4 mm (1.9 in)	31.9 mm (1.3 in)	57 years	62 of 100 (Major)
11 September 1988	Frankford (Rossville), AU	daily rain	47.0 mm (1.9 in)	19.6 mm (0.8 in)	89 years	58 of 100 (Notable)
11 September 1988	Ninyeunook, AU	daily rain	30.0 mm (1.2 in)	20.1 mm (0.8 in)	57 years	56 of 100 (Notable)
11 September 1988	Boobyalla, AU	daily rain	26.0 mm (1.0 in)	12.0 mm (0.5 in)	89 years	56 of 100 (Notable)
11 September 1988	Evergreen, US	daily rain	69.9 mm (2.8 in)	45.0 mm (1.8 in)	78 years	55 of 100 (Notable)
11 September 1988	Papkuil, ZA	daily rain	32.5 mm (1.3 in)	32.5 mm (1.3 in)	68 years	54 of 100 (Notable)
11 September 1988	Talbot (Post Office), AU	daily rain	37.6 mm (1.5 in)	24.1 mm (0.9 in)	24 years	53 of 100 (Notable)
11 September 1988	Northdown (Hamley), AU	daily rain	36.4 mm (1.4 in)	17.3 mm (0.7 in)	64 years	53 of 100 (Notable)
11 September 1988	Natte Yallock, AU	daily rain	38.6 mm (1.5 in)	23.1 mm (0.9 in)	24 years	52 of 100 (Notable)
11 September 1988	Pioneer (Main Road), AU	daily rain	39.4 mm (1.6 in)	21.9 mm (0.9 in)	62 years	52 of 100 (Notable)
11 September 1988	Presa la Angostura, MX	daily rain	45.0 mm (1.8 in)	39.9 mm (1.6 in)	22 years	51 of 100 (Notable)
11 September 1988	Maryborough, AU	daily rain	40.2 mm (1.6 in)	21.7 mm (0.9 in)	24 years	50 of 100 (Notable)
11 September 1988	Windermere (Acacia House), AU	daily rain	38.4 mm (1.5 in)	22.4 mm (0.9 in)	52 years	50 of 100 (Notable)
11 September 1988	Poona, IN	daily rain	63.0 mm (2.5 in)	26.2 mm (1.0 in)	84 years	50 of 100 (Notable)
11 September 1988	Shepherds Flat, AU	daily rain	44.6 mm (1.8 in)	28.3 mm (1.1 in)	19 years	49 of 100 (Notable)
11 September 1988	Selbourne (Kirnbrae), AU	daily rain	41.8 mm (1.6 in)	18.9 mm (0.7 in)	64 years	49 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 1988

Records set or tied on this calendar date in each year from 1809 to 1988. 1988 had 1,019 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 1988-09-11: 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 20	759
20 to 40	56
40 to 60	14
60 to 80	5
80 to 100	0
100 to 120	2
120 to 140	0
140 to 160	2