Weather Records on 21 October 1993

845 weather records were set or tied worldwide on 21 October 1993. Highest significance: Bauhinia Downs Store, AU.

Key Facts for 21 October 1993

On 21 October 1993, 845 weather records were set or tied at long-record stations worldwide.
337 were record highs and 196 were record lows, counting maximum and minimum temperature.
By timescale, 0 were all-time records, 16 monthly and 829 daily.
Bauhinia Downs Store set a daily record precipitation of 73.6 mm (2.9 in) on 21 October 1993.
Across 167 earlier years (1795 to 2025) the same calendar date averaged 417 records.

Record Map

845 stations

845 station records on 21 October 1993 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 21 October 1993: highest significance records shown on the map
Station	Country	Type	Value	Significance
Bauhinia Downs Store	Australia	Record daily precipitation	73.6 mm (2.9 in)	59 of 100 (Notable)
Ljubljana Bezigrad	Slovenia	Record daily precipitation	80.3 mm (3.2 in)	59 of 100 (Notable)
Sugar Land	United States	Record daily precipitation	127.0 mm (5.0 in)	55 of 100 (Notable)
Brenham	United States	Record daily precipitation	124.0 mm (4.9 in)	52 of 100 (Notable)
Houston-Westbury	United States	Record daily precipitation	127.0 mm (5.0 in)	52 of 100 (Notable)
Jennings	United States	Record daily precipitation	48.5 mm (1.9 in)	51 of 100 (Notable)
Te Kowai Exp STN	Australia	Record daily precipitation	43.6 mm (1.7 in)	49 of 100 (Notable)
San Juan Yaee	Mexico	Record daily precipitation	141.0 mm (5.6 in)	49 of 100 (Notable)
Meadville 1 S	United States	Record daily precipitation	46.7 mm (1.8 in)	49 of 100 (Notable)
Collaroy Station	Australia	Record daily precipitation	27.6 mm (1.1 in)	47 of 100 (Notable)
Rijeka	Croatia	Record daily precipitation	121.0 mm (4.8 in)	47 of 100 (Notable)
Ubon Ratchathani	Thailand	Record daily precipitation	102.1 mm (4.0 in)	47 of 100 (Notable)
Sonnblick	Austria	Record daily precipitation	54.2 mm (2.1 in)	46 of 100 (Notable)
Baytown	United States	Record daily precipitation	125.0 mm (4.9 in)	46 of 100 (Notable)
Montgomery	United States	Record daily precipitation	145.5 mm (5.7 in)	46 of 100 (Notable)
Richmond	United States	Record daily precipitation	95.0 mm (3.7 in)	45 of 100 (Notable)
Dacus	United States	Record daily precipitation	104.6 mm (4.1 in)	43 of 100 (Notable)
Pleystowe Sugar Mill	Australia	Record daily precipitation	38.0 mm (1.5 in)	41 of 100 (Notable)
Peakvale Station	Australia	Record daily precipitation	27.0 mm (1.1 in)	40 of 100 (Notable)
Thompsons 3 WSW	United States	Record daily precipitation	102.1 mm (4.0 in)	40 of 100 (Notable)
Comet Post Office	Australia	Record daily precipitation	26.0 mm (1.0 in)	39 of 100 (Notable)
Ponte Alta 1	Brazil	Record daily precipitation	45.8 mm (1.8 in)	39 of 100 (Notable)
Ixtlan de Juarez	Mexico	Record daily precipitation	47.0 mm (1.9 in)	39 of 100 (Notable)
Bolivar	United States	Record high minimum temperature	8.3 C (46.9 F)	39 of 100 (Notable)
Hennessey 4 ESE	United States	Record low minimum temperature	-1.1 C (30.0 F)	39 of 100 (Notable)
Dialville 2 W	United States	Record daily precipitation	45.7 mm (1.8 in)	39 of 100 (Notable)
Washington Sp	United States	Record daily precipitation	96.0 mm (3.8 in)	39 of 100 (Notable)
Mt Garnet Post Office	Australia	Record daily precipitation	31.0 mm (1.2 in)	38 of 100 (Notable)
Carlsbad	United States	Record low minimum temperature	-5.0 C (23.0 F)	38 of 100 (Notable)
Houston Deer Park	United States	Record daily precipitation	108.0 mm (4.3 in)	38 of 100 (Notable)
Alcomunga	Mexico	Record daily precipitation	73.9 mm (2.9 in)	37 of 100 (Notable)
Logan	United States	Record high minimum temperature	16.7 C (62.1 F)	37 of 100 (Notable)
Marlinton	United States	Record high minimum temperature	12.2 C (54.0 F)	37 of 100 (Notable)
Gage AP	United States	Record low minimum temperature	-3.3 C (26.1 F)	37 of 100 (Notable)
Rainworth	Australia	Record daily precipitation	39.6 mm (1.6 in)	36 of 100 (Notable)
Dublin Phoenix Park	Ireland	Record low minimum temperature	-0.7 C (30.7 F)	36 of 100 (Notable)
Lajas Substn	Puerto Rico [United States]	Record low minimum temperature	15.0 C (59.0 F)	36 of 100 (Notable)
Morganton	United States	Record high minimum temperature	16.7 C (62.1 F)	36 of 100 (Notable)
Anahuac	United States	Record daily precipitation	59.7 mm (2.4 in)	36 of 100 (Notable)
Cleveland	United States	Record daily precipitation	69.9 mm (2.8 in)	36 of 100 (Notable)
Houston Hts	United States	Record daily precipitation	104.6 mm (4.1 in)	36 of 100 (Notable)
New Orleans Alvin Callender Fl	United States	Record daily precipitation	91.2 mm (3.6 in)	36 of 100 (Notable)
Innsbruck	Austria	Record daily precipitation	37.3 mm (1.5 in)	35 of 100 (Notable)
Hatch	United States	Record low minimum temperature	-3.9 C (25.0 F)	35 of 100 (Notable)
Pearl	United States	Record low minimum temperature	-2.2 C (28.0 F)	35 of 100 (Notable)
Durham	United States	Record high minimum temperature	20.0 C (68.0 F)	35 of 100 (Notable)
Raleigh State UNIV	United States	Record high minimum temperature	20.0 C (68.0 F)	35 of 100 (Notable)
Parsons 3 SE	United States	Record high minimum temperature	14.4 C (57.9 F)	35 of 100 (Notable)
Alagoa	Brazil	Record daily precipitation	37.8 mm (1.5 in)	34 of 100 (Routine)
Eleuterio	Brazil	Record daily precipitation	68.6 mm (2.7 in)	34 of 100 (Routine)
Sao Pedro	Brazil	Record daily precipitation	44.7 mm (1.8 in)	34 of 100 (Routine)
Nazareth House Farm	South Africa	Record daily precipitation	40.0 mm (1.6 in)	34 of 100 (Routine)
Owings Ferry Landing	United States	Record high minimum temperature	16.7 C (62.1 F)	34 of 100 (Routine)
Chapel Hill 2 W	United States	Record high minimum temperature	18.9 C (66.0 F)	34 of 100 (Routine)
Henderson 2 NNW	United States	Record high minimum temperature	18.9 C (66.0 F)	34 of 100 (Routine)
Coldspring 5 SSW	United States	Record daily precipitation	91.4 mm (3.6 in)	34 of 100 (Routine)
Gail	United States	Record low minimum temperature	2.2 C (36.0 F)	34 of 100 (Routine)
Gonzales 2S	United States	Record daily precipitation	70.6 mm (2.8 in)	34 of 100 (Routine)
Jasper	United States	Record daily precipitation	59.2 mm (2.3 in)	34 of 100 (Routine)
Tomball	United States	Record daily precipitation	70.1 mm (2.8 in)	34 of 100 (Routine)

Counts by Type and Timescale

845 records

Records set or tied on 21 October 1993 by type: Highest daily maximum 136, Lowest daily maximum 103, Highest daily minimum 201, Lowest daily minimum 93, Heaviest daily rainfall 298, Heaviest daily snowfall 1, Deepest snow cover 13.

Records on 21 October 1993 by type
Record type	Records
Highest daily maximum	136
Lowest daily maximum	103
Highest daily minimum	201
Lowest daily minimum	93
Heaviest daily rainfall	298
Heaviest daily snowfall	1
Deepest snow cover	13

Records on 21 October 1993 by timescale: all-time 0, monthly 16, daily 829.

How Much Records Were Beaten By

650 broken records

Margins by which the 650 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 180.0. Ties are not counted.

Top 20 by Significance

21 October 1993

Top 20 records on 21 October 1993 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
21 October 1993	Bauhinia Downs Store, AU	daily rain	73.6 mm (2.9 in)	33.0 mm (1.3 in)	72 years	59 of 100 (Notable)
21 October 1993	Ljubljana Bezigrad, SI	daily rain	80.3 mm (3.2 in)	45.8 mm (1.8 in)	58 years	59 of 100 (Notable)
21 October 1993	Sugar Land, US	daily rain	127.0 mm (5.0 in)	69.1 mm (2.7 in)	54 years	55 of 100 (Notable)
21 October 1993	Brenham, US	daily rain	124.0 mm (4.9 in)	98.3 mm (3.9 in)	10 years	52 of 100 (Notable)
21 October 1993	Houston-Westbury, US	daily rain	127.0 mm (5.0 in)	95.5 mm (3.8 in)	31 years	52 of 100 (Notable)
21 October 1993	Jennings, US	daily rain	48.5 mm (1.9 in)	33.5 mm (1.3 in)	92 years	51 of 100 (Notable)
21 October 1993	Te Kowai Exp STN, AU	daily rain	43.6 mm (1.7 in)	23.3 mm (0.9 in)	84 years	49 of 100 (Notable)
21 October 1993	San Juan Yaee, MX	daily rain	141.0 mm (5.6 in)	81.1 mm (3.2 in)	34 years	49 of 100 (Notable)
21 October 1993	Meadville 1 S, US	daily rain	46.7 mm (1.8 in)	28.2 mm (1.1 in)	48 years	49 of 100 (Notable)
21 October 1993	Collaroy Station, AU	daily rain	27.6 mm (1.1 in)	22.0 mm (0.9 in)	62 years	47 of 100 (Notable)
21 October 1993	Rijeka, HR	daily rain	121.0 mm (4.8 in)	93.3 mm (3.7 in)	12 years	47 of 100 (Notable)
21 October 1993	Ubon Ratchathani, TH	daily rain	102.1 mm (4.0 in)	88.6 mm (3.5 in)	12 years	47 of 100 (Notable)
21 October 1993	Sonnblick, AT	daily rain	54.2 mm (2.1 in)	33.0 mm (1.3 in)	0 years	46 of 100 (Notable)
21 October 1993	Baytown, US	daily rain	125.0 mm (4.9 in)	109.8 mm (4.3 in)	8 years	46 of 100 (Notable)
21 October 1993	Montgomery, US	daily rain	145.5 mm (5.7 in)	113.5 mm (4.5 in)	8 years	46 of 100 (Notable)
21 October 1993	Richmond, US	daily rain	95.0 mm (3.7 in)	65.8 mm (2.6 in)	22 years	45 of 100 (Notable)
21 October 1993	Dacus, US	daily rain	104.6 mm (4.1 in)	76.4 mm (3.0 in)	10 years	43 of 100 (Notable)
21 October 1993	Pleystowe Sugar Mill, AU	daily rain	38.0 mm (1.5 in)	16.7 mm (0.7 in)	71 years	41 of 100 (Notable)
21 October 1993	Peakvale Station, AU	daily rain	27.0 mm (1.1 in)	18.9 mm (0.7 in)	58 years	40 of 100 (Notable)
21 October 1993	Thompsons 3 WSW, US	daily rain	102.1 mm (4.0 in)	52.1 mm (2.1 in)	31 years	40 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

1795 to 1993

Records set or tied on this calendar date in each year from 1795 to 1993. 1993 had 845 records.

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

Records on 10-21 in each year
Year	Records
1795	1
1802	2
1805	1
1808	1
1810	1
1834	1
1835	1
1840	1
1845	1
1847	1
1850	1
1851	2
1854	1
1859	1
1863	1
1864	1
1866	3
1867	1
1868	3
1869	2
1871	1
1872	1
1873	1
1874	1
1876	4
1877	2
1878	1
1880	3
1881	1
1883	1
1886	1
1888	2
1889	2
1890	3
1891	6
1892	6
1893	1
1894	1
1895	2
1896	5
1898	6
1899	3
1900	2
1901	9
1902	2
1903	3
1904	30
1905	15
1906	11
1907	35
1908	35
1909	19
1910	21
1911	10
1912	18
1913	59
1914	35
1915	43
1916	70
1917	208
1918	18
1919	102
1920	149
1921	58
1922	78
1923	81
1924	389
1925	150
1926	77
1927	187
1928	78
1929	200
1930	492
1931	217
1932	165
1933	733
1934	407
1935	707
1936	407
1937	132
1938	121
1939	491
1940	537
1941	644
1942	258
1943	421
1944	367
1945	538
1946	297
1947	977
1948	266
1949	1,015
1950	438
1951	382
1952	848
1953	1,579
1954	279
1955	481
1956	276
1957	511
1958	322
1959	410
1960	408
1961	553
1962	359
1963	725
1964	457
1965	465
1966	425
1967	472
1968	174
1969	881
1970	548
1971	498
1972	813
1973	464
1974	866
1975	509
1976	1,467
1977	451
1978	616
1979	1,958
1980	378
1981	667
1982	870
1983	786
1984	1,872
1985	776
1986	814
1987	852
1988	696
1989	1,668
1990	807
1991	877
1992	1,095
1993	845
1994	670
1995	1,120
1996	1,581
1997	915
1998	711
1999	688
2000	771
2001	610
2002	1,241
2003	2,066
2004	1,674
2005	949
2006	1,057
2007	916
2008	610
2009	713
2010	710
2011	662
2012	703
2013	440
2014	716
2015	493
2016	734
2017	750
2018	440
2019	757
2020	1,135
2021	574
2022	629
2023	890
2024	1,138
2025	364

Download the Data

Data for records on 1993-10-21: 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 2026-10-14 (14 October 2026). Records are computed by this site and are not official.

Data as of 2026-10-12. Last revised 12 October 2026 (2026-10-12).

Margin	Records
0 to 25	580
25 to 50	43
50 to 75	13
75 to 100	8
100 to 125	4
125 to 150	0
150 to 175	1
175 to 200	1