Weather Records on 12 May 1993

1,208 weather records were set or tied worldwide on 12 May 1993. Highest significance: Muloorina Station (Muloorina H, AU.

Key Facts for 12 May 1993

On 12 May 1993, 1,208 weather records were set or tied at long-record stations worldwide.
618 were record highs and 339 were record lows, counting maximum and minimum temperature.
By timescale, 0 were all-time records, 40 monthly and 1,168 daily.
Muloorina Station (Muloorina H set a daily record precipitation of 30.2 mm (1.2 in) on 12 May 1993.
Across 164 earlier years (1814 to 2026) the same calendar date averaged 448 records.

Record Map

1,208 stations

1,208 station records on 12 May 1993 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 12 May 1993: highest significance records shown on the map
Station	Country	Type	Value	Significance
Muloorina Station (Muloorina H	Australia	Record daily precipitation	30.2 mm (1.2 in)	70 of 100 (Major)
Quiriego (Smn)	Mexico	Record daily precipitation	114.3 mm (4.5 in)	69 of 100 (Major)
Presa Alvaro Obregon	Mexico	Record daily precipitation	93.0 mm (3.7 in)	60 of 100 (Major)
Gammon Ranges (Wooltana)	Australia	Record daily precipitation	31.5 mm (1.2 in)	58 of 100 (Notable)
Denison	United States	Record daily precipitation	72.4 mm (2.9 in)	56 of 100 (Notable)
Ahuacatlan	Mexico	Record low maximum temperature	26.7 C (80.1 F)	54 of 100 (Notable)
Owen Springs	Australia	Record daily precipitation	47.6 mm (1.9 in)	53 of 100 (Notable)
Ruppertsecken	Germany	Record daily precipitation	42.0 mm (1.7 in)	53 of 100 (Notable)
Saarbrucken-Sankt Johann	Germany	Record daily precipitation	49.1 mm (1.9 in)	50 of 100 (Notable)
Escuintla (Dge)	Mexico	Record daily precipitation	129.8 mm (5.1 in)	50 of 100 (Notable)
Winnemucca AP	United States	Record high minimum temperature	15.6 C (60.1 F)	49 of 100 (Notable)
Basel-Mulhouse	France	Record daily precipitation	38.4 mm (1.5 in)	48 of 100 (Notable)
Tarlton Downs	Australia	Record daily precipitation	53.0 mm (2.1 in)	47 of 100 (Notable)
Alice Springs Airport	Australia	Record daily precipitation	40.2 mm (1.6 in)	46 of 100 (Notable)
Weinbiet	Germany	Record daily precipitation	36.8 mm (1.4 in)	45 of 100 (Notable)
Orovada 3 W	United States	Record high minimum temperature	17.8 C (64.0 F)	45 of 100 (Notable)
Odessa	United States	Record high minimum temperature	18.9 C (66.0 F)	45 of 100 (Notable)
Huelva	Spain	Record daily precipitation	27.2 mm (1.1 in)	44 of 100 (Notable)
Two Harbors	United States	Record high maximum temperature	29.4 C (84.9 F)	44 of 100 (Notable)
Sananduva	Brazil	Record daily precipitation	95.4 mm (3.8 in)	43 of 100 (Notable)
El Vergel (Smn)	Mexico	Record daily precipitation	31.8 mm (1.3 in)	43 of 100 (Notable)
Aileron	Australia	Record daily precipitation	50.5 mm (2.0 in)	42 of 100 (Notable)
Undoolya	Australia	Record daily precipitation	42.0 mm (1.7 in)	42 of 100 (Notable)
Passo Faxinal	Brazil	Record daily precipitation	92.2 mm (3.6 in)	42 of 100 (Notable)
Idracowra	Australia	Record daily precipitation	37.0 mm (1.5 in)	40 of 100 (Notable)
Elkedra	Australia	Record daily precipitation	45.0 mm (1.8 in)	40 of 100 (Notable)
Maryvale	Australia	Record daily precipitation	31.0 mm (1.2 in)	40 of 100 (Notable)
Santo Domingo	Mexico	Record daily precipitation	69.9 mm (2.8 in)	40 of 100 (Notable)
Schinnen	Netherlands	Record daily precipitation	36.2 mm (1.4 in)	40 of 100 (Notable)
Buckeye	United States	Record high minimum temperature	22.2 C (72.0 F)	40 of 100 (Notable)
Omak 4 N	United States	Record high minimum temperature	18.9 C (66.0 F)	40 of 100 (Notable)
Wanyuan	China	Record daily precipitation	73.8 mm (2.9 in)	39 of 100 (Notable)
Thomasville	United States	Record daily precipitation	54.9 mm (2.2 in)	39 of 100 (Notable)
Hagerstown	United States	Record high maximum temperature	32.8 C (91.0 F)	39 of 100 (Notable)
Montpelier	United States	Record high maximum temperature	31.1 C (88.0 F)	39 of 100 (Notable)
Newhaven	Australia	Record daily precipitation	64.0 mm (2.5 in)	38 of 100 (Notable)
Bad Durkheim	Germany	Record daily precipitation	27.8 mm (1.1 in)	38 of 100 (Notable)
San Pedro del Gallo (Smn)	Mexico	Record low maximum temperature	23.9 C (75.0 F)	38 of 100 (Notable)
Fairhope 2 NE	United States	Record daily precipitation	74.7 mm (2.9 in)	38 of 100 (Notable)
Moscow U of I	United States	Record high minimum temperature	13.9 C (57.0 F)	38 of 100 (Notable)
Yulmbu	Australia	Record daily precipitation	37.6 mm (1.5 in)	37 of 100 (Notable)
Hamilton Downs	Australia	Record daily precipitation	42.0 mm (1.7 in)	37 of 100 (Notable)
Arapunya	Australia	Record daily precipitation	58.0 mm (2.3 in)	37 of 100 (Notable)
Jinan	China	Record daily precipitation	107.1 mm (4.2 in)	37 of 100 (Notable)
Wolfstein/Pfalz	Germany	Record daily precipitation	27.1 mm (1.1 in)	37 of 100 (Notable)
Ciudad Lerdo (Dge)	Mexico	Record low minimum temperature	11.7 C (53.1 F)	37 of 100 (Notable)
Fresnillo	Mexico	Record daily precipitation	25.4 mm (1.0 in)	37 of 100 (Notable)
Bloomington Indiana UNIV	United States	Record high minimum temperature	17.8 C (64.0 F)	37 of 100 (Notable)
Louisville	United States	Record low maximum temperature	16.1 C (61.0 F)	37 of 100 (Notable)
Augusta	United States	Record high maximum temperature	29.4 C (84.9 F)	37 of 100 (Notable)
Augsburg (Sankt Stephan)	Germany	Record daily precipitation	29.7 mm (1.2 in)	36 of 100 (Notable)
San Baltazar Tetela	Mexico	Record low minimum temperature	5.0 C (41.0 F)	36 of 100 (Notable)
Angola	United States	Record high maximum temperature	29.4 C (84.9 F)	36 of 100 (Notable)
Waterville	United States	Record high minimum temperature	15.6 C (60.1 F)	36 of 100 (Notable)
Wilbur	United States	Record high maximum temperature	34.4 C (93.9 F)	36 of 100 (Notable)
Olga 2 SE	United States	Record high minimum temperature	13.9 C (57.0 F)	35 of 100 (Notable)
Bishop AP	United States	Record high minimum temperature	15.6 C (60.1 F)	35 of 100 (Notable)
Papunya	Australia	Record daily precipitation	27.4 mm (1.1 in)	34 of 100 (Routine)
Alto Uruguai	Brazil	Record daily precipitation	68.3 mm (2.7 in)	34 of 100 (Routine)
Nurburg	Germany	Record daily precipitation	29.2 mm (1.1 in)	34 of 100 (Routine)

Counts by Type and Timescale

1,208 records

Records set or tied on 12 May 1993 by type: Highest daily maximum 301, Lowest daily maximum 180, Highest daily minimum 317, Lowest daily minimum 159, Heaviest daily rainfall 250, Deepest snow cover 1.

Records on 12 May 1993 by type
Record type	Records
Highest daily maximum	301
Lowest daily maximum	180
Highest daily minimum	317
Lowest daily minimum	159
Heaviest daily rainfall	250
Heaviest daily snowfall	0
Deepest snow cover	1

Records on 12 May 1993 by timescale: all-time 0, monthly 40, daily 1,168.

How Much Records Were Beaten By

956 broken records

Margins by which the 956 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 106.9. Ties are not counted.

Top 20 by Significance

12 May 1993

Top 20 records on 12 May 1993 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
12 May 1993	Muloorina Station (Muloorina H, AU	daily rain	30.2 mm (1.2 in)	23.3 mm (0.9 in)	103 years	70 of 100 (Major)
12 May 1993	Quiriego (Smn), MX	monthly rain	114.3 mm (4.5 in)	94.5 mm (3.7 in)	45 years	69 of 100 (Major)
12 May 1993	Presa Alvaro Obregon, MX	monthly rain	93.0 mm (3.7 in)	87.7 mm (3.5 in)	20 years	60 of 100 (Major)
12 May 1993	Gammon Ranges (Wooltana), AU	daily rain	31.5 mm (1.2 in)	22.9 mm (0.9 in)	75 years	58 of 100 (Notable)
12 May 1993	Denison, US	daily rain	72.4 mm (2.9 in)	21.6 mm (0.9 in)	96 years	56 of 100 (Notable)
12 May 1993	Ahuacatlan, MX	daily low max	26.7 C (80.1 F)	5.5 C (9.9 F)	64 years	54 of 100 (Notable)
12 May 1993	Owen Springs, AU	daily rain	47.6 mm (1.9 in)	45.4 mm (1.8 in)	16 years	53 of 100 (Notable)
12 May 1993	Ruppertsecken, DE	daily rain	42.0 mm (1.7 in)	27.8 mm (1.1 in)	35 years	53 of 100 (Notable)
12 May 1993	Saarbrucken-Sankt Johann, DE	daily rain	49.1 mm (1.9 in)	26.2 mm (1.0 in)	20 years	50 of 100 (Notable)
12 May 1993	Escuintla (Dge), MX	daily rain	129.8 mm (5.1 in)	106.9 mm (4.2 in)	22 years	50 of 100 (Notable)
12 May 1993	Winnemucca AP, US	daily high min	15.6 C (60.1 F)	4.5 C (8.1 F)	94 years	49 of 100 (Notable)
12 May 1993	Basel-Mulhouse, FR	daily rain	38.4 mm (1.5 in)	23.8 mm (0.9 in)	16 years	48 of 100 (Notable)
12 May 1993	Tarlton Downs, AU	daily rain	53.0 mm (2.1 in)	53.0 mm (2.1 in)	40 years	47 of 100 (Notable)
12 May 1993	Alice Springs Airport, AU	daily rain	40.2 mm (1.6 in)	31.2 mm (1.2 in)	16 years	46 of 100 (Notable)
12 May 1993	Weinbiet, DE	daily rain	36.8 mm (1.4 in)	28.2 mm (1.1 in)	6 years	45 of 100 (Notable)
12 May 1993	Orovada 3 W, US	monthly high min	17.8 C (64.0 F)	2.2 C (4.0 F)	73 years	45 of 100 (Notable)
12 May 1993	Odessa, US	daily high min	18.9 C (66.0 F)	6.7 C (12.1 F)	68 years	45 of 100 (Notable)
12 May 1993	Huelva, ES	daily rain	27.2 mm (1.1 in)	19.4 mm (0.8 in)	43 years	44 of 100 (Notable)
12 May 1993	Two Harbors, US	daily high max	29.4 C (84.9 F)	3.3 C (5.9 F)	98 years	44 of 100 (Notable)
12 May 1993	Sananduva, BR	daily rain	95.4 mm (3.8 in)	74.8 mm (2.9 in)	35 years	43 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

1814 to 1993

Records set or tied on this calendar date in each year from 1814 to 1993. 1993 had 1,208 records.

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

Records on 05-12 in each year
Year	Records
1814	2
1823	1
1825	1
1827	1
1834	1
1837	1
1838	1
1845	1
1847	1
1848	1
1849	2
1851	1
1855	2
1860	2
1862	2
1863	1
1867	1
1868	1
1872	2
1874	1
1877	1
1878	1
1879	1
1881	4
1882	5
1884	3
1885	2
1886	3
1887	1
1888	1
1889	1
1890	1
1891	4
1894	1
1895	1
1896	1
1897	7
1898	3
1900	3
1901	6
1902	5
1903	7
1904	11
1905	10
1906	20
1907	53
1908	12
1909	4
1910	9
1911	37
1912	46
1913	6
1914	36
1915	50
1916	42
1917	54
1918	113
1919	42
1920	19
1921	64
1922	43
1923	109
1924	245
1925	275
1926	121
1927	167
1928	192
1929	172
1930	500
1931	350
1932	199
1933	476
1934	293
1935	404
1936	329
1937	214
1938	394
1939	233
1940	440
1941	568
1942	418
1943	803
1944	368
1945	389
1946	653
1947	286
1948	390
1949	414
1950	283
1951	427
1952	711
1953	891
1954	305
1955	265
1956	1,568
1957	454
1958	714
1959	740
1960	1,583
1961	381
1962	713
1963	777
1964	401
1965	196
1966	909
1967	810
1968	890
1969	506
1970	698
1971	668
1972	641
1973	393
1974	702
1975	418
1976	541
1977	855
1978	802
1979	763
1980	684
1981	855
1982	763
1983	1,281
1984	887
1985	1,199
1986	473
1987	1,295
1988	619
1989	856
1990	617
1991	1,177
1992	1,022
1993	1,208
1994	738
1995	1,190
1996	1,420
1997	921
1998	1,576
1999	881
2000	1,486
2001	1,015
2002	1,027
2003	861
2004	1,054
2005	1,369
2006	797
2007	630
2008	858
2009	687
2010	1,250
2011	1,119
2012	660
2013	689
2014	949
2015	958
2016	421
2017	529
2018	819
2019	784
2020	1,338
2021	712
2022	1,930
2023	429
2024	447
2025	940
2026	1,110

Download the Data

Data for records on 1993-05-12: 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	907
20 to 40	35
40 to 60	8
60 to 80	3
80 to 100	2
100 to 120	1