Weather Records on 11 September 1998

1,821 weather records were set or tied worldwide on 11 September 1998. Highest significance: Landsborough Post Office, AU.

Key Facts for 11 September 1998

On 11 September 1998, 1,821 weather records were set or tied at long-record stations worldwide.
850 were record highs and 250 were record lows, counting maximum and minimum temperature.
By timescale, 5 were all-time records, 133 monthly and 1,683 daily.
Landsborough Post Office set a monthly record daily precipitation of 134.0 mm (5.3 in) on 11 September 1998.
Across 164 earlier years (1809 to 2026) the same calendar date averaged 415 records.

Record Map

1,821 stations

1,821 station records on 11 September 1998 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 11 September 1998: highest significance records shown on the map
Station	Country	Type	Value	Significance
Landsborough Post Office	Australia	Record daily precipitation	134.0 mm (5.3 in)	90 of 100 (Exceptional)
Pacific Salt	Australia	Record daily precipitation	94.0 mm (3.7 in)	84 of 100 (Exceptional)
Calliope Station	Australia	Record daily precipitation	118.0 mm (4.6 in)	79 of 100 (Major)
Cooroy Composite	Australia	Record daily precipitation	78.4 mm (3.1 in)	77 of 100 (Major)
Yurecuaro	Mexico	Record daily precipitation	134.9 mm (5.3 in)	77 of 100 (Major)
Crescent Head	Australia	Record daily precipitation	69.0 mm (2.7 in)	76 of 100 (Major)
Peachester	Australia	Record daily precipitation	151.5 mm (6.0 in)	74 of 100 (Major)
Broken Hill (Sturts Meadows)	Australia	Record daily precipitation	53.3 mm (2.1 in)	74 of 100 (Major)
Mt Perry the Pines	Australia	Record daily precipitation	82.0 mm (3.2 in)	73 of 100 (Major)
Mooloolah Post Office	Australia	Record daily precipitation	91.0 mm (3.6 in)	73 of 100 (Major)
Beerwah Forest	Australia	Record daily precipitation	111.8 mm (4.4 in)	72 of 100 (Major)
Maleny Tamarind St	Australia	Record daily precipitation	113.2 mm (4.5 in)	71 of 100 (Major)
Fairymead Sugar Mill	Australia	Record daily precipitation	77.1 mm (3.0 in)	68 of 100 (Major)
Mount Larcom Post Office	Australia	Record daily precipitation	59.4 mm (2.3 in)	68 of 100 (Major)
Caboolture Post Office	Australia	Record daily precipitation	68.2 mm (2.7 in)	68 of 100 (Major)
Crohamhurst	Australia	Record daily precipitation	110.6 mm (4.4 in)	68 of 100 (Major)
Callemondah Station	Australia	Record daily precipitation	90.0 mm (3.5 in)	67 of 100 (Major)
Wowan Post Office	Australia	Record daily precipitation	60.0 mm (2.4 in)	66 of 100 (Major)
Gympie	Australia	Record daily precipitation	60.8 mm (2.4 in)	66 of 100 (Major)
Houston Hts	United States	Record daily precipitation	283.0 mm (11.1 in)	66 of 100 (Major)
Boona-Choppa	Australia	Record daily precipitation	97.0 mm (3.8 in)	65 of 100 (Major)
Miriam Vale	Australia	Record daily precipitation	70.8 mm (2.8 in)	65 of 100 (Major)
Abbeville	United States	Record daily precipitation	108.0 mm (4.3 in)	65 of 100 (Major)
"Kageon" Dawes	Australia	Record daily precipitation	45.0 mm (1.8 in)	64 of 100 (Major)
Goovigen Post Office	Australia	Record daily precipitation	73.4 mm (2.9 in)	64 of 100 (Major)
Dululu Post Office	Australia	Record daily precipitation	58.0 mm (2.3 in)	64 of 100 (Major)
Kenilworth Township	Australia	Record daily precipitation	82.0 mm (3.2 in)	64 of 100 (Major)
Montville "Craglands"	Australia	Record daily precipitation	117.0 mm (4.6 in)	64 of 100 (Major)
Ravensbourne	Australia	Record daily precipitation	70.0 mm (2.8 in)	64 of 100 (Major)
Brenham	United States	Record daily precipitation	127.0 mm (5.0 in)	64 of 100 (Major)
Palpan	Mexico	Record daily precipitation	99.8 mm (3.9 in)	63 of 100 (Major)
Banana Post Office	Australia	Record daily precipitation	56.0 mm (2.2 in)	62 of 100 (Major)
Wallaville- Mill Street	Australia	Record daily precipitation	76.0 mm (3.0 in)	62 of 100 (Major)
Mt Brisbane	Australia	Record daily precipitation	44.4 mm (1.7 in)	62 of 100 (Major)
Heron Island Res STN	Australia	Record daily precipitation	77.0 mm (3.0 in)	61 of 100 (Major)
Beerburrum Forest Station	Australia	Record daily precipitation	94.0 mm (3.7 in)	61 of 100 (Major)
St Bernard	United States	Record daily precipitation	233.7 mm (9.2 in)	61 of 100 (Major)
Wandoan Post Office	Australia	Record daily precipitation	90.0 mm (3.5 in)	60 of 100 (Major)
Gracemere Russell St	Australia	Record daily precipitation	38.6 mm (1.5 in)	60 of 100 (Major)
Como	Australia	Record daily precipitation	68.2 mm (2.7 in)	60 of 100 (Major)
Cooyar Post Office	Australia	Record daily precipitation	51.0 mm (2.0 in)	60 of 100 (Major)
Nambour Dpi	Australia	Record daily precipitation	122.2 mm (4.8 in)	60 of 100 (Major)
Palmwoods	Australia	Record daily precipitation	95.0 mm (3.7 in)	60 of 100 (Major)
Houston N Houston	United States	Record daily precipitation	232.4 mm (9.1 in)	60 of 100 (Major)
Gin Gin Post Office	Australia	Record daily precipitation	89.4 mm (3.5 in)	59 of 100 (Notable)
Bingera Sugar Mill	Australia	Record daily precipitation	80.0 mm (3.1 in)	59 of 100 (Notable)
Borumba Dam	Australia	Record daily precipitation	94.4 mm (3.7 in)	59 of 100 (Notable)
Shelbourne	Australia	Record daily precipitation	72.0 mm (2.8 in)	59 of 100 (Notable)
Franklin 3 NW	United States	Record daily precipitation	109.5 mm (4.3 in)	59 of 100 (Notable)
Kinnoul	Australia	Record daily precipitation	48.2 mm (1.9 in)	58 of 100 (Notable)
Kalimna	Australia	Record daily precipitation	79.4 mm (3.1 in)	58 of 100 (Notable)
Traveston	Australia	Record daily precipitation	102.0 mm (4.0 in)	58 of 100 (Notable)
Kiamba	Australia	Record daily precipitation	103.6 mm (4.1 in)	58 of 100 (Notable)
New Orleans Audubon	United States	Record daily precipitation	259.1 mm (10.2 in)	58 of 100 (Notable)
Taroom Post Office	Australia	Record daily precipitation	63.4 mm (2.5 in)	57 of 100 (Notable)
Walterhall	Australia	Record daily precipitation	32.0 mm (1.3 in)	57 of 100 (Notable)
Pierce 1 E	United States	Record daily precipitation	205.7 mm (8.1 in)	57 of 100 (Notable)
Barcaldine Post Office	Australia	Record daily precipitation	44.0 mm (1.7 in)	56 of 100 (Notable)
Monduran	Australia	Record daily precipitation	109.2 mm (4.3 in)	56 of 100 (Notable)
Moura Post Office	Australia	Record daily precipitation	66.6 mm (2.6 in)	56 of 100 (Notable)

Counts by Type and Timescale

1,821 records

Records set or tied on 11 September 1998 by type: Highest daily maximum 278, Lowest daily maximum 166, Highest daily minimum 572, Lowest daily minimum 84, Heaviest daily rainfall 721.

Records on 11 September 1998 by type
Record type	Records
Highest daily maximum	278
Lowest daily maximum	166
Highest daily minimum	572
Lowest daily minimum	84
Heaviest daily rainfall	721
Heaviest daily snowfall	0
Deepest snow cover	0

Records on 11 September 1998 by timescale: all-time 5, monthly 133, daily 1,683.

How Much Records Were Beaten By

1,487 broken records

Margins by which the 1,487 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 216.2. Ties are not counted.

Top 20 by Significance

11 September 1998

Top 20 records on 11 September 1998 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
11 September 1998	Landsborough Post Office, AU	monthly rain	134.0 mm (5.3 in)	62.9 mm (2.5 in)	104 years	90 of 100 (Exceptional)
11 September 1998	Pacific Salt, AU	monthly rain	94.0 mm (3.7 in)	36.8 mm (1.4 in)	97 years	84 of 100 (Exceptional)
11 September 1998	Calliope Station, AU	monthly rain	118.0 mm (4.6 in)	50.7 mm (2.0 in)	66 years	79 of 100 (Major)
11 September 1998	Cooroy Composite, AU	daily rain	78.4 mm (3.1 in)	41.8 mm (1.6 in)	99 years	77 of 100 (Major)
11 September 1998	Yurecuaro, MX	all-time rain	134.9 mm (5.3 in)	35.1 mm (1.4 in)	61 years	77 of 100 (Major)
11 September 1998	Crescent Head, AU	daily rain	69.0 mm (2.7 in)	62.4 mm (2.5 in)	92 years	76 of 100 (Major)
11 September 1998	Peachester, AU	monthly rain	151.5 mm (6.0 in)	75.3 mm (3.0 in)	55 years	74 of 100 (Major)
11 September 1998	Broken Hill (Sturts Meadows), AU	monthly rain	53.3 mm (2.1 in)	21.8 mm (0.9 in)	81 years	74 of 100 (Major)
11 September 1998	Mt Perry the Pines, AU	daily rain	82.0 mm (3.2 in)	61.7 mm (2.4 in)	77 years	73 of 100 (Major)
11 September 1998	Mooloolah Post Office, AU	daily rain	91.0 mm (3.6 in)	46.3 mm (1.8 in)	99 years	73 of 100 (Major)
11 September 1998	Beerwah Forest, AU	monthly rain	111.8 mm (4.4 in)	44.7 mm (1.8 in)	55 years	72 of 100 (Major)
11 September 1998	Maleny Tamarind St, AU	monthly rain	113.2 mm (4.5 in)	39.5 mm (1.6 in)	64 years	71 of 100 (Major)
11 September 1998	Fairymead Sugar Mill, AU	daily rain	77.1 mm (3.0 in)	62.6 mm (2.5 in)	63 years	68 of 100 (Major)
11 September 1998	Mount Larcom Post Office, AU	daily rain	59.4 mm (2.3 in)	39.1 mm (1.5 in)	71 years	68 of 100 (Major)
11 September 1998	Caboolture Post Office, AU	monthly rain	68.2 mm (2.7 in)	17.4 mm (0.7 in)	108 years	68 of 100 (Major)
11 September 1998	Crohamhurst, AU	monthly rain	110.6 mm (4.4 in)	25.5 mm (1.0 in)	82 years	68 of 100 (Major)
11 September 1998	Callemondah Station, AU	daily rain	90.0 mm (3.5 in)	69.7 mm (2.7 in)	67 years	67 of 100 (Major)
11 September 1998	Wowan Post Office, AU	daily rain	60.0 mm (2.4 in)	39.9 mm (1.6 in)	71 years	66 of 100 (Major)
11 September 1998	Gympie, AU	daily rain	60.8 mm (2.4 in)	28.3 mm (1.1 in)	99 years	66 of 100 (Major)
11 September 1998	Houston Hts, US	all-time rain	283.0 mm (11.1 in)	92.0 mm (3.6 in)	6 years	66 of 100 (Major)

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 1998

Records set or tied on this calendar date in each year from 1809 to 1998. 1998 had 1,821 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 1998-09-11: 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 50	1,438
50 to 100	43
100 to 150	5
150 to 200	0
200 to 250	1