Weather Records on 15 September 1993

2,227 weather records were set or tied worldwide on 15 September 1993. Highest significance: Gisborne, AU.

Key Facts for 15 September 1993

On 15 September 1993, 2,227 weather records were set or tied at long-record stations worldwide.
355 were record highs and 1,162 were record lows, counting maximum and minimum temperature.
By timescale, 1 were all-time records, 52 monthly and 2,174 daily.
Gisborne set a monthly record daily precipitation of 112.0 mm (4.4 in) on 15 September 1993.
Across 170 earlier years (1797 to 2026) the same calendar date averaged 402 records.

Record Map

2,000 stations, highest significance shown

2,000 station records on 15 September 1993 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 15 September 1993: highest significance records shown on the map
Station	Country	Type	Value	Significance
Gisborne	Australia	Record daily precipitation	112.0 mm (4.4 in)	89 of 100 (Exceptional)
Yarram	Australia	Record daily precipitation	48.0 mm (1.9 in)	80 of 100 (Exceptional)
Durdidwarrah	Australia	Record daily precipitation	57.6 mm (2.3 in)	80 of 100 (Exceptional)
Mount Best (Upper Toora)	Australia	Record daily precipitation	78.0 mm (3.1 in)	75 of 100 (Major)
Walhalla	Australia	Record daily precipitation	76.4 mm (3.0 in)	74 of 100 (Major)
Anakie	Australia	Record daily precipitation	43.8 mm (1.7 in)	74 of 100 (Major)
Morrisons (Ballark)	Australia	Record daily precipitation	44.0 mm (1.7 in)	74 of 100 (Major)
Seaspray (Burong)	Australia	Record daily precipitation	34.0 mm (1.3 in)	72 of 100 (Major)
Ballan	Australia	Record daily precipitation	65.2 mm (2.6 in)	72 of 100 (Major)
Nakhon Ratchasima	Thailand	Record daily precipitation	261.1 mm (10.3 in)	71 of 100 (Major)
Bega (Newtown Road)	Australia	Record daily precipitation	78.0 mm (3.1 in)	68 of 100 (Major)
Glenmaggie Weir	Australia	Record daily precipitation	81.8 mm (3.2 in)	66 of 100 (Major)
Mornington	Australia	Record daily precipitation	31.4 mm (1.2 in)	66 of 100 (Major)
Fada N'Gourma	Burkina Faso	Record daily precipitation	194.1 mm (7.6 in)	66 of 100 (Major)
Bauhinia Downs Store	Australia	Record daily precipitation	45.5 mm (1.8 in)	63 of 100 (Major)
Flemington Racecourse	Australia	Record daily precipitation	41.0 mm (1.6 in)	63 of 100 (Major)
Tooloombah	Australia	Record daily precipitation	27.0 mm (1.1 in)	62 of 100 (Major)
Sunbury (Salesian College )	Australia	Record daily precipitation	53.0 mm (2.1 in)	62 of 100 (Major)
Saint Johns	United States	Record daily precipitation	47.0 mm (1.9 in)	62 of 100 (Major)
Springsure Comet St	Australia	Record daily precipitation	50.0 mm (2.0 in)	61 of 100 (Major)
Agnes River	Australia	Record daily precipitation	40.0 mm (1.6 in)	61 of 100 (Major)
Melton	Australia	Record daily precipitation	51.6 mm (2.0 in)	61 of 100 (Major)
Madalya	Australia	Record daily precipitation	149.4 mm (5.9 in)	60 of 100 (Major)
Balliang East	Australia	Record daily precipitation	36.4 mm (1.4 in)	60 of 100 (Major)
Meredith (Darra)	Australia	Record daily precipitation	52.0 mm (2.0 in)	60 of 100 (Major)
Marnhull	Australia	Record daily precipitation	37.6 mm (1.5 in)	59 of 100 (Notable)
Bullengarook East (Seskinore)	Australia	Record daily precipitation	83.0 mm (3.3 in)	59 of 100 (Notable)
Woodend (Carlisle Street)	Australia	Record daily precipitation	77.8 mm (3.1 in)	59 of 100 (Notable)
Jindivick	Australia	Record daily precipitation	46.0 mm (1.8 in)	57 of 100 (Notable)
Melton Reservoir	Australia	Record daily precipitation	40.2 mm (1.6 in)	56 of 100 (Notable)
Toorourrong Reservoir (Toorour	Australia	Record daily precipitation	41.0 mm (1.6 in)	54 of 100 (Notable)
Thangool Airport	Australia	Record daily precipitation	37.6 mm (1.5 in)	53 of 100 (Notable)
Gustavsberg	Sweden	Record daily precipitation	32.5 mm (1.3 in)	53 of 100 (Notable)
East Sale Airport	Australia	Record daily precipitation	61.8 mm (2.4 in)	52 of 100 (Notable)
Callignee North	Australia	Record daily precipitation	75.0 mm (3.0 in)	52 of 100 (Notable)
Stockholm	Sweden	Record daily precipitation	25.8 mm (1.0 in)	52 of 100 (Notable)
Pearsall	United States	Record low minimum temperature	10.0 C (50.0 F)	52 of 100 (Notable)
Beerburrum Forest Station	Australia	Record daily precipitation	32.0 mm (1.3 in)	51 of 100 (Notable)
Junee Treatment Works	Australia	Record daily precipitation	31.4 mm (1.2 in)	51 of 100 (Notable)
Three Rivers	United States	Record daily precipitation	58.9 mm (2.3 in)	51 of 100 (Notable)
Orion	Australia	Record daily precipitation	36.0 mm (1.4 in)	50 of 100 (Notable)
Trafalgar Toseland Road	Australia	Record daily precipitation	35.8 mm (1.4 in)	50 of 100 (Notable)
Woodside (Lake View)	Australia	Record daily precipitation	35.0 mm (1.4 in)	50 of 100 (Notable)
Scotsburn (Mount Boninyong)	Australia	Record daily precipitation	29.4 mm (1.2 in)	50 of 100 (Notable)
Pearl	United States	Record low minimum temperature	2.2 C (36.0 F)	50 of 100 (Notable)
Biloela Dpi	Australia	Record daily precipitation	30.2 mm (1.2 in)	49 of 100 (Notable)
Springs	Australia	Record daily precipitation	56.0 mm (2.2 in)	49 of 100 (Notable)
Darriman (Tarralangi)	Australia	Record daily precipitation	32.8 mm (1.3 in)	49 of 100 (Notable)
Epping	Australia	Record daily precipitation	29.0 mm (1.1 in)	49 of 100 (Notable)
Blackwood	Australia	Record daily precipitation	62.0 mm (2.4 in)	49 of 100 (Notable)
Vitebsk	Belarus	Record daily precipitation	42.7 mm (1.7 in)	49 of 100 (Notable)
Savannah 6 SW	United States	Record daily precipitation	53.8 mm (2.1 in)	49 of 100 (Notable)
Olsens Bridge (Morwell River P	Australia	Record daily precipitation	62.4 mm (2.5 in)	48 of 100 (Notable)
Erica (Parkers Corner)	Australia	Record daily precipitation	69.2 mm (2.7 in)	48 of 100 (Notable)
Bonnie Doon Garage	Australia	Record daily precipitation	40.0 mm (1.6 in)	48 of 100 (Notable)
Kinglake West (Wallaby Creek)	Australia	Record daily precipitation	40.4 mm (1.6 in)	48 of 100 (Notable)
Somerby	Australia	Record daily precipitation	44.8 mm (1.8 in)	47 of 100 (Notable)
Boolburra	Australia	Record daily precipitation	26.8 mm (1.1 in)	47 of 100 (Notable)
Maffra Forestry Office	Australia	Record daily precipitation	58.8 mm (2.3 in)	47 of 100 (Notable)
Licola Rwc	Australia	Record daily precipitation	56.2 mm (2.2 in)	47 of 100 (Notable)

Counts by Type and Timescale

2,227 records

Records set or tied on 15 September 1993 by type: Highest daily maximum 166, Lowest daily maximum 601, Highest daily minimum 189, Lowest daily minimum 561, Heaviest daily rainfall 709, Heaviest daily snowfall 1.

Records on 15 September 1993 by type
Record type	Records
Highest daily maximum	166
Lowest daily maximum	601
Highest daily minimum	189
Lowest daily minimum	561
Heaviest daily rainfall	709
Heaviest daily snowfall	1
Deepest snow cover	0

Records on 15 September 1993 by timescale: all-time 1, monthly 52, daily 2,174.

How Much Records Were Beaten By

1,868 broken records

Margins by which the 1,868 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 117.4. Ties are not counted.

Top 20 by Significance

15 September 1993

Top 20 records on 15 September 1993 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
15 September 1993	Gisborne, AU	monthly rain	112.0 mm (4.4 in)	56.9 mm (2.2 in)	96 years	89 of 100 (Exceptional)
15 September 1993	Yarram, AU	daily rain	48.0 mm (1.9 in)	32.0 mm (1.3 in)	101 years	80 of 100 (Exceptional)
15 September 1993	Durdidwarrah, AU	daily rain	57.6 mm (2.3 in)	44.6 mm (1.8 in)	100 years	80 of 100 (Exceptional)
15 September 1993	Mount Best (Upper Toora), AU	daily rain	78.0 mm (3.1 in)	54.1 mm (2.1 in)	88 years	75 of 100 (Major)
15 September 1993	Walhalla, AU	daily rain	76.4 mm (3.0 in)	45.9 mm (1.8 in)	80 years	74 of 100 (Major)
15 September 1993	Anakie, AU	daily rain	43.8 mm (1.7 in)	29.3 mm (1.2 in)	80 years	74 of 100 (Major)
15 September 1993	Morrisons (Ballark), AU	daily rain	44.0 mm (1.7 in)	27.7 mm (1.1 in)	80 years	74 of 100 (Major)
15 September 1993	Seaspray (Burong), AU	daily rain	34.0 mm (1.3 in)	20.0 mm (0.8 in)	80 years	72 of 100 (Major)
15 September 1993	Ballan, AU	daily rain	65.2 mm (2.6 in)	39.8 mm (1.6 in)	74 years	72 of 100 (Major)
15 September 1993	Nakhon Ratchasima, TH	all-time rain	261.1 mm (10.3 in)	117.4 mm (4.6 in)	25 years	71 of 100 (Major)
15 September 1993	Bega (Newtown Road), AU	daily rain	78.0 mm (3.1 in)	48.8 mm (1.9 in)	71 years	68 of 100 (Major)
15 September 1993	Glenmaggie Weir, AU	monthly rain	81.8 mm (3.2 in)	35.3 mm (1.4 in)	37 years	66 of 100 (Major)
15 September 1993	Mornington, AU	daily rain	31.4 mm (1.2 in)	15.4 mm (0.6 in)	100 years	66 of 100 (Major)
15 September 1993	Fada N'Gourma, BF	monthly rain	194.1 mm (7.6 in)	59.7 mm (2.4 in)	40 years	66 of 100 (Major)
15 September 1993	Bauhinia Downs Store, AU	daily rain	45.5 mm (1.8 in)	39.7 mm (1.6 in)	72 years	63 of 100 (Major)
15 September 1993	Flemington Racecourse, AU	daily rain	41.0 mm (1.6 in)	31.1 mm (1.2 in)	52 years	63 of 100 (Major)
15 September 1993	Tooloombah, AU	daily rain	27.0 mm (1.1 in)	23.2 mm (0.9 in)	92 years	62 of 100 (Major)
15 September 1993	Sunbury (Salesian College ), AU	daily rain	53.0 mm (2.1 in)	34.7 mm (1.4 in)	43 years	62 of 100 (Major)
15 September 1993	Saint Johns, US	daily rain	47.0 mm (1.9 in)	29.2 mm (1.1 in)	94 years	62 of 100 (Major)
15 September 1993	Springsure Comet St, AU	daily rain	50.0 mm (2.0 in)	36.0 mm (1.4 in)	72 years	61 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

1797 to 1993

Records set or tied on this calendar date in each year from 1797 to 1993. 1993 had 2,227 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 1993-09-15: 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	1,765
20 to 40	89
40 to 60	12
60 to 80	0
80 to 100	1
100 to 120	1