Weather Records on 1 September 1993

1,122 weather records were set or tied worldwide on 1 September 1993. Highest significance: Akita, JP.

Key Facts for 1 September 1993

On 1 September 1993, 1,122 weather records were set or tied at long-record stations worldwide.
346 were record highs and 409 were record lows, counting maximum and minimum temperature.
By timescale, 4 were all-time records, 37 monthly and 1,081 daily.
Akita set an all-time record daily precipitation of 199.9 mm (7.9 in) on 1 September 1993.
Across 161 earlier years (1797 to 2026) the same calendar date averaged 437 records.

Record Map

1,122 stations

1,122 station records on 1 September 1993 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 1 September 1993: highest significance records shown on the map
Station	Country	Type	Value	Significance
Akita	Japan	Record daily precipitation	199.9 mm (7.9 in)	74 of 100 (Major)
Rainbow (Pella)	Australia	Record daily precipitation	50.6 mm (2.0 in)	73 of 100 (Major)
Cape Otway Lighthouse	Australia	Record daily precipitation	36.2 mm (1.4 in)	73 of 100 (Major)
Lucknow/Amausi	India	Record daily precipitation	470.9 mm (18.5 in)	73 of 100 (Major)
Manoa 712.1	United States	Record daily precipitation	50.0 mm (2.0 in)	70 of 100 (Major)
Moanalua 770	United States	Record daily precipitation	55.1 mm (2.2 in)	70 of 100 (Major)
Balmoral (Post Office)	Australia	Record daily precipitation	42.6 mm (1.7 in)	64 of 100 (Major)
Colac (Shire Office)	Australia	Record daily precipitation	40.0 mm (1.6 in)	64 of 100 (Major)
Horsham Polkemmet Rd	Australia	Record daily precipitation	35.2 mm (1.4 in)	62 of 100 (Major)
Warrion	Australia	Record daily precipitation	41.0 mm (1.6 in)	62 of 100 (Major)
Walpa (Danyo)	Australia	Record daily precipitation	34.5 mm (1.4 in)	59 of 100 (Notable)
Urana (Nowranie)	Australia	Record daily precipitation	47.6 mm (1.9 in)	57 of 100 (Notable)
Dunkeld	Australia	Record daily precipitation	31.0 mm (1.2 in)	57 of 100 (Notable)
Lismore (Post Office)	Australia	Record daily precipitation	37.8 mm (1.5 in)	57 of 100 (Notable)
Cavendish (Post Office)	Australia	Record daily precipitation	28.8 mm (1.1 in)	55 of 100 (Notable)
Kaniva	Australia	Record daily precipitation	30.4 mm (1.2 in)	54 of 100 (Notable)
Yan Yean	Australia	Record daily precipitation	26.8 mm (1.1 in)	53 of 100 (Notable)
Campbelltown	Australia	Record daily precipitation	30.0 mm (1.2 in)	53 of 100 (Notable)
Malmsbury Reservoir	Australia	Record daily precipitation	44.0 mm (1.7 in)	53 of 100 (Notable)
Pinnaroo	Australia	Record daily precipitation	36.0 mm (1.4 in)	52 of 100 (Notable)
Rokewood (Wurrook South)	Australia	Record daily precipitation	59.6 mm (2.3 in)	52 of 100 (Notable)
Derrinallum (Post Office)	Australia	Record daily precipitation	46.6 mm (1.8 in)	52 of 100 (Notable)
Dimboola	Australia	Record daily precipitation	31.0 mm (1.2 in)	51 of 100 (Notable)
Antwerp	Australia	Record daily precipitation	33.0 mm (1.3 in)	51 of 100 (Notable)
Tottington	Australia	Record daily precipitation	30.6 mm (1.2 in)	51 of 100 (Notable)
Talbot (Post Office)	Australia	Record daily precipitation	35.0 mm (1.4 in)	51 of 100 (Notable)
Cressy	Australia	Record daily precipitation	33.0 mm (1.3 in)	51 of 100 (Notable)
Goroke (Post Office)	Australia	Record daily precipitation	44.2 mm (1.7 in)	50 of 100 (Notable)
Buangor (Biranga)	Australia	Record daily precipitation	31.8 mm (1.3 in)	50 of 100 (Notable)
Winchelsea (Post Office)	Australia	Record daily precipitation	45.6 mm (1.8 in)	50 of 100 (Notable)
Kukuihaele Hic 199	United States	Record daily precipitation	46.2 mm (1.8 in)	50 of 100 (Notable)
Cape Schanck Lighthouse	Australia	Record daily precipitation	31.0 mm (1.2 in)	49 of 100 (Notable)
Whittlesea	Australia	Record daily precipitation	29.0 mm (1.1 in)	49 of 100 (Notable)
Great Western (Seppelt)	Australia	Record daily precipitation	35.0 mm (1.4 in)	48 of 100 (Notable)
Moyston (Barton Estate)	Australia	Record daily precipitation	34.2 mm (1.3 in)	48 of 100 (Notable)
Horsham	Australia	Record daily precipitation	34.0 mm (1.3 in)	48 of 100 (Notable)
Lake Cargelligo (Merri-Merriga	Australia	Record daily precipitation	35.6 mm (1.4 in)	47 of 100 (Notable)
Drung Drung	Australia	Record daily precipitation	31.8 mm (1.3 in)	47 of 100 (Notable)
Longerenong	Australia	Record daily precipitation	30.0 mm (1.2 in)	47 of 100 (Notable)
Beeac (Post Office)	Australia	Record daily precipitation	28.8 mm (1.1 in)	47 of 100 (Notable)
Forrest State Forest	Australia	Record daily precipitation	37.2 mm (1.5 in)	47 of 100 (Notable)
Beretania Pump STN 705	United States	Record daily precipitation	30.2 mm (1.2 in)	47 of 100 (Notable)
Walbundrie (Crediton Street)	Australia	Record daily precipitation	35.2 mm (1.4 in)	46 of 100 (Notable)
Willaura (Yarram Park)	Australia	Record daily precipitation	28.0 mm (1.1 in)	46 of 100 (Notable)
Hordern Vale	Australia	Record daily precipitation	30.6 mm (1.2 in)	46 of 100 (Notable)
Pinnaroo (Kombali)	Australia	Record daily precipitation	33.0 mm (1.3 in)	45 of 100 (Notable)
Lockhart Bowling Club	Australia	Record daily precipitation	35.2 mm (1.4 in)	45 of 100 (Notable)
Glenorchy	Australia	Record daily precipitation	28.4 mm (1.1 in)	45 of 100 (Notable)
Laanecoorie Weir	Australia	Record daily precipitation	29.8 mm (1.2 in)	45 of 100 (Notable)
Euston (Sunnyside)	Australia	Record daily precipitation	26.0 mm (1.0 in)	44 of 100 (Notable)
Jeparit	Australia	Record daily precipitation	29.2 mm (1.1 in)	44 of 100 (Notable)
Wilsons Reservoir	Australia	Record daily precipitation	40.2 mm (1.6 in)	44 of 100 (Notable)
Haleakala Rs 338	United States	Record daily precipitation	30.5 mm (1.2 in)	44 of 100 (Notable)
Deniliquin (Wilkinson St)	Australia	Record high minimum temperature	14.7 C (58.5 F)	43 of 100 (Notable)
Rocklands Reservoir	Australia	Record daily precipitation	32.4 mm (1.3 in)	43 of 100 (Notable)
Avoca (Post Office)	Australia	Record daily precipitation	29.8 mm (1.2 in)	43 of 100 (Notable)
Beales Reservoir	Australia	Record daily precipitation	31.8 mm (1.3 in)	43 of 100 (Notable)
Lexton	Australia	Record daily precipitation	35.2 mm (1.4 in)	43 of 100 (Notable)
Moutajup	Australia	Record daily precipitation	25.4 mm (1.0 in)	43 of 100 (Notable)
Ascencion (Smn)	Mexico	Record low minimum temperature	10.0 C (50.0 F)	43 of 100 (Notable)

Counts by Type and Timescale

1,122 records

Records set or tied on 1 September 1993 by type: Highest daily maximum 151, Lowest daily maximum 240, Highest daily minimum 195, Lowest daily minimum 169, Heaviest daily rainfall 366, Deepest snow cover 1.

Records on 1 September 1993 by type
Record type	Records
Highest daily maximum	151
Lowest daily maximum	240
Highest daily minimum	195
Lowest daily minimum	169
Heaviest daily rainfall	366
Heaviest daily snowfall	0
Deepest snow cover	1

Records on 1 September 1993 by timescale: all-time 4, monthly 37, daily 1,081.

How Much Records Were Beaten By

893 broken records

Margins by which the 893 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 198.5. Ties are not counted.

Top 20 by Significance

1 September 1993

Top 20 records on 1 September 1993 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
1 September 1993	Akita, JP	all-time rain	199.9 mm (7.9 in)	72.7 mm (2.9 in)	36 years	74 of 100 (Major)
1 September 1993	Rainbow (Pella), AU	daily rain	50.6 mm (2.0 in)	21.6 mm (0.9 in)	90 years	73 of 100 (Major)
1 September 1993	Cape Otway Lighthouse, AU	daily rain	36.2 mm (1.4 in)	18.2 mm (0.7 in)	117 years	73 of 100 (Major)
1 September 1993	Lucknow/Amausi, IN	all-time rain	470.9 mm (18.5 in)	198.5 mm (7.8 in)	33 years	73 of 100 (Major)
1 September 1993	Manoa 712.1, US	daily rain	50.0 mm (2.0 in)	32.2 mm (1.3 in)	74 years	70 of 100 (Major)
1 September 1993	Moanalua 770, US	daily rain	55.1 mm (2.2 in)	42.7 mm (1.7 in)	74 years	70 of 100 (Major)
1 September 1993	Balmoral (Post Office), AU	daily rain	42.6 mm (1.7 in)	21.3 mm (0.8 in)	63 years	64 of 100 (Major)
1 September 1993	Colac (Shire Office), AU	daily rain	40.0 mm (1.6 in)	25.3 mm (1.0 in)	51 years	64 of 100 (Major)
1 September 1993	Horsham Polkemmet Rd, AU	daily rain	35.2 mm (1.4 in)	13.6 mm (0.5 in)	90 years	62 of 100 (Major)
1 September 1993	Warrion, AU	daily rain	41.0 mm (1.6 in)	21.2 mm (0.8 in)	44 years	62 of 100 (Major)
1 September 1993	Walpa (Danyo), AU	daily rain	34.5 mm (1.4 in)	19.3 mm (0.8 in)	60 years	59 of 100 (Notable)
1 September 1993	Urana (Nowranie), AU	daily rain	47.6 mm (1.9 in)	22.7 mm (0.9 in)	60 years	57 of 100 (Notable)
1 September 1993	Dunkeld, AU	daily rain	31.0 mm (1.2 in)	11.4 mm (0.4 in)	95 years	57 of 100 (Notable)
1 September 1993	Lismore (Post Office), AU	daily rain	37.8 mm (1.5 in)	17.5 mm (0.7 in)	44 years	57 of 100 (Notable)
1 September 1993	Cavendish (Post Office), AU	daily rain	28.8 mm (1.1 in)	9.7 mm (0.38 in)	95 years	55 of 100 (Notable)
1 September 1993	Kaniva, AU	daily rain	30.4 mm (1.2 in)	10.3 mm (0.4 in)	84 years	54 of 100 (Notable)
1 September 1993	Yan Yean, AU	daily rain	26.8 mm (1.1 in)	14.9 mm (0.6 in)	60 years	53 of 100 (Notable)
1 September 1993	Campbelltown, AU	daily rain	30.0 mm (1.2 in)	9.4 mm (0.37 in)	95 years	53 of 100 (Notable)
1 September 1993	Malmsbury Reservoir, AU	daily rain	44.0 mm (1.7 in)	18.3 mm (0.7 in)	60 years	53 of 100 (Notable)
1 September 1993	Pinnaroo, AU	daily rain	36.0 mm (1.4 in)	8.3 mm (0.33 in)	84 years	52 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

1797 to 1993

Records set or tied on this calendar date in each year from 1797 to 1993. 1993 had 1,122 records.

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

Records on 09-01 in each year
Year	Records
1797	1
1806	1
1819	1
1827	1
1831	1
1838	1
1851	1
1853	1
1854	1
1857	1
1858	1
1859	1
1860	2
1861	1
1865	1
1866	1
1867	2
1869	3
1871	1
1873	1
1876	2
1877	2
1878	3
1879	2
1881	5
1883	1
1886	3
1887	3
1888	2
1890	2
1892	2
1894	3
1897	4
1898	10
1899	3
1900	2
1901	14
1902	5
1903	16
1904	9
1905	6
1906	26
1907	14
1908	26
1909	34
1910	22
1911	16
1912	47
1913	32
1914	23
1915	46
1916	16
1917	24
1918	31
1919	19
1920	31
1921	46
1922	67
1923	75
1924	210
1925	127
1926	182
1927	136
1928	166
1929	324
1930	264
1931	233
1932	550
1933	622
1934	654
1935	584
1936	385
1937	502
1938	373
1939	303
1940	333
1941	497
1942	532
1943	578
1944	377
1945	497
1946	642
1947	555
1948	460
1949	1,102
1950	849
1951	668
1952	644
1953	937
1954	407
1955	413
1956	504
1957	320
1958	427
1959	519
1960	408
1961	531
1962	368
1963	416
1964	621
1965	657
1966	596
1967	1,263
1968	604
1969	493
1970	502
1971	464
1972	518
1973	874
1974	895
1975	939
1976	627
1977	500
1978	809
1979	459
1980	671
1981	649
1982	642
1983	1,167
1984	619
1985	901
1986	964
1987	909
1988	651
1989	823
1990	749
1991	687
1992	1,010
1993	1,122
1994	1,291
1995	1,165
1996	823
1997	1,161
1998	1,159
1999	925
2000	1,613
2001	904
2002	778
2003	1,254
2004	827
2005	901
2006	1,157
2007	976
2008	1,204
2009	1,003
2010	1,313
2011	1,071
2012	874
2013	775
2014	515
2015	661
2016	522
2017	686
2018	399
2019	800
2020	689
2021	751
2022	1,016
2023	720
2024	938
2025	359
2026	521

Download the Data

Data for records on 1993-09-01: 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 25	874
25 to 50	14
50 to 75	4
75 to 100	0
100 to 125	0
125 to 150	0
150 to 175	0
175 to 200	1