Weather Records on 12 May 2002

1,027 weather records were set or tied worldwide on 12 May 2002. Highest significance: Kilauea 1134, US.

Key Facts for 12 May 2002

On 12 May 2002, 1,027 weather records were set or tied at long-record stations worldwide.
618 were record highs and 143 were record lows, counting maximum and minimum temperature.
By timescale, 7 were all-time records, 26 monthly and 994 daily.
Kilauea 1134 set a daily record precipitation of 102.9 mm (4.1 in) on 12 May 2002.
Across 164 earlier years (1814 to 2026) the same calendar date averaged 449 records.

Record Map

1,027 stations

1,027 station records on 12 May 2002 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 12 May 2002: highest significance records shown on the map
Station	Country	Type	Value	Significance
Kilauea 1134	United States	Record daily precipitation	102.9 mm (4.1 in)	75 of 100 (Major)
Keokuk L&D 19	United States	Record daily precipitation	93.7 mm (3.7 in)	74 of 100 (Major)
Rock Is L&D 15	United States	Record daily precipitation	66.5 mm (2.6 in)	69 of 100 (Major)
Casey	United States	Record daily precipitation	99.1 mm (3.9 in)	67 of 100 (Major)
Ottawa 4SW	United States	Record daily precipitation	78.7 mm (3.1 in)	66 of 100 (Major)
Pontiac	United States	Record daily precipitation	80.0 mm (3.1 in)	65 of 100 (Major)
La Harpe	United States	Record daily precipitation	81.8 mm (3.2 in)	64 of 100 (Major)
Goshen 3SW	United States	Record daily precipitation	57.2 mm (2.3 in)	63 of 100 (Major)
1 WSW Princeton	United States	Record daily precipitation	87.4 mm (3.4 in)	63 of 100 (Major)
Canton L&D 20	United States	Record daily precipitation	101.6 mm (4.0 in)	61 of 100 (Major)
Deqen	China	Record daily precipitation	37.9 mm (1.5 in)	59 of 100 (Notable)
Mt Carmel	United States	Record daily precipitation	97.0 mm (3.8 in)	59 of 100 (Notable)
Franklin	United States	Record daily precipitation	69.3 mm (2.7 in)	59 of 100 (Notable)
Duvan	Russia	Record daily precipitation	39.6 mm (1.6 in)	58 of 100 (Notable)
Decatur Wtp	United States	Record daily precipitation	96.0 mm (3.8 in)	57 of 100 (Notable)
Petersburg 3SSW	United States	Record daily precipitation	71.6 mm (2.8 in)	57 of 100 (Notable)
Princeville	United States	Record daily precipitation	80.0 mm (3.1 in)	57 of 100 (Notable)
Angola	United States	Record daily precipitation	85.6 mm (3.4 in)	57 of 100 (Notable)
Memphis	United States	Record daily precipitation	65.8 mm (2.6 in)	57 of 100 (Notable)
Toulon	United States	Record daily precipitation	68.8 mm (2.7 in)	56 of 100 (Notable)
Aledo	United States	Record daily precipitation	66.0 mm (2.6 in)	54 of 100 (Notable)
Park Forest Water	United States	Record daily precipitation	76.7 mm (3.0 in)	52 of 100 (Notable)
Downing	United States	Record daily precipitation	51.6 mm (2.0 in)	52 of 100 (Notable)
Montpelier	United States	Record daily precipitation	63.5 mm (2.5 in)	52 of 100 (Notable)
Hesperia 4 WNW	United States	Record daily precipitation	32.8 mm (1.3 in)	51 of 100 (Notable)
Coldwater	United States	Record daily precipitation	53.6 mm (2.1 in)	50 of 100 (Notable)
Piper City	United States	Record daily precipitation	71.9 mm (2.8 in)	49 of 100 (Notable)
Hennepin Wtr Trmt Plt	United States	Record daily precipitation	79.8 mm (3.1 in)	48 of 100 (Notable)
Morris 1NW	United States	Record daily precipitation	65.3 mm (2.6 in)	48 of 100 (Notable)
Calpulalpan	Mexico	Record daily precipitation	39.6 mm (1.6 in)	47 of 100 (Notable)
Siloam Springs 1E	United States	Record daily precipitation	69.9 mm (2.8 in)	47 of 100 (Notable)
Avon	United States	Record daily precipitation	85.9 mm (3.4 in)	46 of 100 (Notable)
Snowshoe Lake	United States	Record snow depth	83.8 cm (33.0 in)	46 of 100 (Notable)
Springfield Abraham Lincoln Ca	United States	Record daily precipitation	75.7 mm (3.0 in)	46 of 100 (Notable)
Morrison	United States	Record daily precipitation	42.7 mm (1.7 in)	45 of 100 (Notable)
Streator 2SE	United States	Record daily precipitation	53.3 mm (2.1 in)	45 of 100 (Notable)
Lowell Wwtp	United States	Record daily precipitation	69.1 mm (2.7 in)	45 of 100 (Notable)
Ashland	United States	Record daily precipitation	42.7 mm (1.7 in)	45 of 100 (Notable)
Augusta	United States	Record daily precipitation	104.1 mm (4.1 in)	45 of 100 (Notable)
Sedgwick	United States	Record daily precipitation	58.9 mm (2.3 in)	45 of 100 (Notable)
Ellington	United States	Record daily precipitation	76.2 mm (3.0 in)	45 of 100 (Notable)
Peru	United States	Record daily precipitation	98.0 mm (3.9 in)	44 of 100 (Notable)
Sigourney	United States	Record daily precipitation	48.3 mm (1.9 in)	44 of 100 (Notable)
Winterset 4N	United States	Record daily precipitation	47.0 mm (1.9 in)	44 of 100 (Notable)
Coldwater St School	United States	Record daily precipitation	56.4 mm (2.2 in)	44 of 100 (Notable)
Central Michigan UNIV	United States	Record daily precipitation	37.6 mm (1.5 in)	44 of 100 (Notable)
New Hampton	United States	Record daily precipitation	34.0 mm (1.3 in)	43 of 100 (Notable)
Hatteras	United States	Record high maximum temperature	30.0 C (86.0 F)	43 of 100 (Notable)
Virden	United States	Record daily precipitation	81.8 mm (3.2 in)	42 of 100 (Notable)
Jefferson	United States	Record daily precipitation	49.0 mm (1.9 in)	42 of 100 (Notable)
Canton	United States	Record daily precipitation	75.2 mm (3.0 in)	41 of 100 (Notable)
Bedford 4 SW	United States	Record daily precipitation	68.3 mm (2.7 in)	41 of 100 (Notable)
Brookfield	United States	Record daily precipitation	116.6 mm (4.6 in)	41 of 100 (Notable)
Sumner 3 SW	United States	Record daily precipitation	77.5 mm (3.1 in)	41 of 100 (Notable)
Calarasi	Romania	Record low minimum temperature	3.8 C (38.8 F)	40 of 100 (Notable)
Uppsala_Aut	Sweden	Record high maximum temperature	23.9 C (75.0 F)	40 of 100 (Notable)
Jokkmokk	Sweden	Record high maximum temperature	22.4 C (72.3 F)	40 of 100 (Notable)
Fernandina Beach	United States	Record high minimum temperature	23.3 C (73.9 F)	40 of 100 (Notable)
Gibson City	United States	Record daily precipitation	56.9 mm (2.2 in)	40 of 100 (Notable)
Audubon	United States	Record daily precipitation	25.4 mm (1.0 in)	40 of 100 (Notable)

Counts by Type and Timescale

1,027 records

Records set or tied on 12 May 2002 by type: Highest daily maximum 278, Lowest daily maximum 79, Highest daily minimum 340, Lowest daily minimum 64, Heaviest daily rainfall 258, Heaviest daily snowfall 3, Deepest snow cover 5.

Records on 12 May 2002 by type
Record type	Records
Highest daily maximum	278
Lowest daily maximum	79
Highest daily minimum	340
Lowest daily minimum	64
Heaviest daily rainfall	258
Heaviest daily snowfall	3
Deepest snow cover	5

Records on 12 May 2002 by timescale: all-time 7, monthly 26, daily 994.

How Much Records Were Beaten By

760 broken records

Margins by which the 760 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 559.0. Ties are not counted.

Top 20 by Significance

12 May 2002

Top 20 records on 12 May 2002 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
12 May 2002	Kilauea 1134, US	daily rain	102.9 mm (4.1 in)	54.6 mm (2.1 in)	88 years	75 of 100 (Major)
12 May 2002	Keokuk L&D 19, US	daily rain	93.7 mm (3.7 in)	60.4 mm (2.4 in)	81 years	74 of 100 (Major)
12 May 2002	Rock Is L&D 15, US	daily rain	66.5 mm (2.6 in)	41.1 mm (1.6 in)	132 years	69 of 100 (Major)
12 May 2002	Casey, US	daily rain	99.1 mm (3.9 in)	43.0 mm (1.7 in)	81 years	67 of 100 (Major)
12 May 2002	Ottawa 4SW, US	daily rain	78.7 mm (3.1 in)	36.8 mm (1.4 in)	79 years	66 of 100 (Major)
12 May 2002	Pontiac, US	daily rain	80.0 mm (3.1 in)	36.6 mm (1.4 in)	79 years	65 of 100 (Major)
12 May 2002	La Harpe, US	daily rain	81.8 mm (3.2 in)	37.3 mm (1.5 in)	81 years	64 of 100 (Major)
12 May 2002	Goshen 3SW, US	daily rain	57.2 mm (2.3 in)	30.5 mm (1.2 in)	79 years	63 of 100 (Major)
12 May 2002	1 WSW Princeton, US	daily rain	87.4 mm (3.4 in)	40.2 mm (1.6 in)	84 years	63 of 100 (Major)
12 May 2002	Canton L&D 20, US	daily rain	101.6 mm (4.0 in)	69.3 mm (2.7 in)	39 years	61 of 100 (Major)
12 May 2002	Deqen, CN	daily rain	37.9 mm (1.5 in)	26.7 mm (1.1 in)	48 years	59 of 100 (Notable)
12 May 2002	Mt Carmel, US	daily rain	97.0 mm (3.8 in)	33.5 mm (1.3 in)	84 years	59 of 100 (Notable)
12 May 2002	Franklin, US	daily rain	69.3 mm (2.7 in)	20.3 mm (0.8 in)	88 years	59 of 100 (Notable)
12 May 2002	Duvan, RU	daily rain	39.6 mm (1.6 in)	29.9 mm (1.2 in)	40 years	58 of 100 (Notable)
12 May 2002	Decatur Wtp, US	daily rain	96.0 mm (3.8 in)	47.0 mm (1.9 in)	32 years	57 of 100 (Notable)
12 May 2002	Petersburg 3SSW, US	daily rain	71.6 mm (2.8 in)	50.0 mm (2.0 in)	39 years	57 of 100 (Notable)
12 May 2002	Princeville, US	daily rain	80.0 mm (3.1 in)	36.3 mm (1.4 in)	65 years	57 of 100 (Notable)
12 May 2002	Angola, US	daily rain	85.6 mm (3.4 in)	36.6 mm (1.4 in)	45 years	57 of 100 (Notable)
12 May 2002	Memphis, US	daily rain	65.8 mm (2.6 in)	38.6 mm (1.5 in)	67 years	57 of 100 (Notable)
12 May 2002	Toulon, US	daily rain	68.8 mm (2.7 in)	47.0 mm (1.9 in)	36 years	56 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 2002

Records set or tied on this calendar date in each year from 1814 to 2002. 2002 had 1,027 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 2002-05-12: 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 2026-10-15 (15 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 100	759
100 to 200	0
200 to 300	0
300 to 400	0
400 to 500	0
500 to 600	1