Weather Records on 12 May 1998

1,576 weather records were set or tied worldwide on 12 May 1998. Highest significance: Julian Cdf, US.

Key Facts for 12 May 1998

On 12 May 1998, 1,576 weather records were set or tied at long-record stations worldwide.
911 were record highs and 297 were record lows, counting maximum and minimum temperature.
By timescale, 9 were all-time records, 70 monthly and 1,497 daily.
Julian Cdf set a daily record precipitation of 52.8 mm (2.1 in) on 12 May 1998.
Across 164 earlier years (1814 to 2026) the same calendar date averaged 446 records.

Record Map

1,576 stations

1,576 station records on 12 May 1998 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 12 May 1998: highest significance records shown on the map
Station	Country	Type	Value	Significance
Julian Cdf	United States	Record daily precipitation	52.8 mm (2.1 in)	80 of 100 (Exceptional)
Newman	United States	Record daily precipitation	43.2 mm (1.7 in)	64 of 100 (Major)
Big Tujunga Dam Fc46	United States	Record daily precipitation	61.0 mm (2.4 in)	58 of 100 (Notable)
Manarra	Australia	Record daily precipitation	49.5 mm (1.9 in)	57 of 100 (Notable)
San Gabriel Dam Fc425B-E	United States	Record daily precipitation	49.0 mm (1.9 in)	57 of 100 (Notable)
Clark	United States	Record daily precipitation	61.2 mm (2.4 in)	56 of 100 (Notable)
Mellette 4 W	United States	Record daily precipitation	47.2 mm (1.9 in)	54 of 100 (Notable)
Glenns Ferry	United States	Record daily precipitation	34.0 mm (1.3 in)	53 of 100 (Notable)
Los Angeles Downtown/Usc	United States	Record daily precipitation	30.0 mm (1.2 in)	53 of 100 (Notable)
Burbank Valley Pump Plt	United States	Record daily precipitation	45.7 mm (1.8 in)	52 of 100 (Notable)
Covina City Yard Fc387B	United States	Record daily precipitation	28.4 mm (1.1 in)	51 of 100 (Notable)
Yoweragabbie	Australia	Record daily precipitation	43.0 mm (1.7 in)	50 of 100 (Notable)
Dandaraga	Australia	Record daily precipitation	31.0 mm (1.2 in)	50 of 100 (Notable)
Contact	United States	Record daily precipitation	28.7 mm (1.1 in)	50 of 100 (Notable)
Vestmannaeyjar	Iceland	Record daily precipitation	35.3 mm (1.4 in)	49 of 100 (Notable)
Santa Barbara Muni AP	United States	Record daily precipitation	25.9 mm (1.0 in)	49 of 100 (Notable)
Conde	United States	Record daily precipitation	66.8 mm (2.6 in)	48 of 100 (Notable)
Waubay Natl Wild Life	United States	Record daily precipitation	86.6 mm (3.4 in)	48 of 100 (Notable)
Placerville	United States	Record daily precipitation	46.2 mm (1.8 in)	47 of 100 (Notable)
Bodallin South	Australia	Record daily precipitation	29.2 mm (1.1 in)	46 of 100 (Notable)
Matsue	Japan	Record daily precipitation	77.0 mm (3.0 in)	46 of 100 (Notable)
So Entrance Yosemite Np	United States	Record daily snowfall	12.7 cm (5.0 in)	46 of 100 (Notable)
Weissenburg	Germany	Record high maximum temperature	29.1 C (84.4 F)	45 of 100 (Notable)
Poronajsk	Russia	Record high maximum temperature	23.7 C (74.7 F)	44 of 100 (Notable)
La Crescenta Fc251 C	United States	Record daily precipitation	26.7 mm (1.1 in)	44 of 100 (Notable)
Newman	United States	Record low maximum temperature	12.8 C (55.0 F)	44 of 100 (Notable)
San Rafael-Civic Ctr	United States	Record daily precipitation	35.3 mm (1.4 in)	44 of 100 (Notable)
Wallops Is Nasa Test Facility	United States	Record daily precipitation	69.6 mm (2.7 in)	44 of 100 (Notable)
Mt Wilson Cbs	United States	Record daily precipitation	46.5 mm (1.8 in)	43 of 100 (Notable)
Raymond 3 NE	United States	Record daily precipitation	75.7 mm (3.0 in)	43 of 100 (Notable)
Karaganda	Kazakhstan	Record daily precipitation	30.6 mm (1.2 in)	42 of 100 (Notable)
De Bilt	Netherlands	Record high maximum temperature	32.0 C (89.6 F)	42 of 100 (Notable)
Sennar	Sudan	Record low maximum temperature	31.8 C (89.2 F)	42 of 100 (Notable)
Princess Anne	United States	Record daily precipitation	37.8 mm (1.5 in)	42 of 100 (Notable)
Sisseton	United States	Record daily precipitation	55.9 mm (2.2 in)	42 of 100 (Notable)
Stockton AP	United States	Record daily precipitation	25.9 mm (1.0 in)	42 of 100 (Notable)
Wialki North	Australia	Record daily precipitation	25.6 mm (1.0 in)	41 of 100 (Notable)
Kelliher	United States	Record daily precipitation	38.6 mm (1.5 in)	41 of 100 (Notable)
Virginia City	United States	Record low maximum temperature	5.0 C (41.0 F)	41 of 100 (Notable)
Forman 5 SSE	United States	Record daily precipitation	58.4 mm (2.3 in)	41 of 100 (Notable)
Elkhorn	United States	Record low maximum temperature	15.6 C (60.1 F)	41 of 100 (Notable)
Uccle	Belgium	Record high minimum temperature	17.9 C (64.2 F)	40 of 100 (Notable)
Hohenpeissenberg	Germany	Record high minimum temperature	16.8 C (62.2 F)	40 of 100 (Notable)
Altastenberg	Germany	Record high maximum temperature	25.5 C (77.9 F)	40 of 100 (Notable)
Altastenberg	Germany	Record high minimum temperature	14.8 C (58.6 F)	40 of 100 (Notable)
Freiburg	Germany	Record high minimum temperature	17.2 C (63.0 F)	40 of 100 (Notable)
Sakai	Japan	Record daily precipitation	63.0 mm (2.5 in)	40 of 100 (Notable)
Leipzig-Holzhausen	Germany	Record high maximum temperature	30.1 C (86.2 F)	39 of 100 (Notable)
Paraiso Novillero	Mexico	Record low minimum temperature	15.6 C (60.1 F)	39 of 100 (Notable)
Kirensk	Russia	Record high minimum temperature	8.6 C (47.5 F)	39 of 100 (Notable)
Chestertown	United States	Record low maximum temperature	12.2 C (54.0 F)	39 of 100 (Notable)
Hightstown 2 W	United States	Record low maximum temperature	12.2 C (54.0 F)	39 of 100 (Notable)
Warsaw 2 NW	United States	Record low maximum temperature	13.9 C (57.0 F)	39 of 100 (Notable)
Le Bourget	France	Record high minimum temperature	17.6 C (63.7 F)	38 of 100 (Notable)
San Miguel Ejutla	Mexico	Record high maximum temperature	38.9 C (102.0 F)	38 of 100 (Notable)
Pacoima Dam Fc33A-E	United States	Record daily precipitation	29.0 mm (1.1 in)	38 of 100 (Notable)
Vacaville	United States	Record low maximum temperature	14.4 C (57.9 F)	38 of 100 (Notable)
Karlsruhe	Germany	Record high maximum temperature	31.9 C (89.4 F)	37 of 100 (Notable)
Bamberg	Germany	Record high maximum temperature	30.4 C (86.7 F)	37 of 100 (Notable)
Gorlitz	Germany	Record high maximum temperature	28.1 C (82.6 F)	37 of 100 (Notable)

Counts by Type and Timescale

1,576 records

Records set or tied on 12 May 1998 by type: Highest daily maximum 662, Lowest daily maximum 213, Highest daily minimum 249, Lowest daily minimum 84, Heaviest daily rainfall 361, Heaviest daily snowfall 4, Deepest snow cover 3.

Records on 12 May 1998 by type
Record type	Records
Highest daily maximum	662
Lowest daily maximum	213
Highest daily minimum	249
Lowest daily minimum	84
Heaviest daily rainfall	361
Heaviest daily snowfall	4
Deepest snow cover	3

Records on 12 May 1998 by timescale: all-time 9, monthly 70, daily 1,497.

How Much Records Were Beaten By

1,325 broken records

Margins by which the 1,325 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 127.0. Ties are not counted.

Top 20 by Significance

12 May 1998

Top 20 records on 12 May 1998 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
12 May 1998	Julian Cdf, US	daily rain	52.8 mm (2.1 in)	52.8 mm (2.1 in)	104 years	80 of 100 (Exceptional)
12 May 1998	Newman, US	monthly rain	43.2 mm (1.7 in)	16.3 mm (0.6 in)	49 years	64 of 100 (Major)
12 May 1998	Big Tujunga Dam Fc46, US	daily rain	61.0 mm (2.4 in)	53.4 mm (2.1 in)	40 years	58 of 100 (Notable)
12 May 1998	Manarra, AU	daily rain	49.5 mm (1.9 in)	34.8 mm (1.4 in)	41 years	57 of 100 (Notable)
12 May 1998	San Gabriel Dam Fc425B-E, US	daily rain	49.0 mm (1.9 in)	44.2 mm (1.7 in)	40 years	57 of 100 (Notable)
12 May 1998	Clark, US	daily rain	61.2 mm (2.4 in)	24.9 mm (1.0 in)	68 years	56 of 100 (Notable)
12 May 1998	Mellette 4 W, US	daily rain	47.2 mm (1.9 in)	23.3 mm (0.9 in)	77 years	54 of 100 (Notable)
12 May 1998	Glenns Ferry, US	daily rain	34.0 mm (1.3 in)	19.8 mm (0.8 in)	40 years	53 of 100 (Notable)
12 May 1998	Los Angeles Downtown/Usc, US	daily rain	30.0 mm (1.2 in)	29.0 mm (1.1 in)	20 years	53 of 100 (Notable)
12 May 1998	Burbank Valley Pump Plt, US	daily rain	45.7 mm (1.8 in)	44.2 mm (1.7 in)	20 years	52 of 100 (Notable)
12 May 1998	Covina City Yard Fc387B, US	daily rain	28.4 mm (1.1 in)	24.8 mm (1.0 in)	40 years	51 of 100 (Notable)
12 May 1998	Yoweragabbie, AU	daily rain	43.0 mm (1.7 in)	32.2 mm (1.3 in)	0 years	50 of 100 (Notable)
12 May 1998	Dandaraga, AU	daily rain	31.0 mm (1.2 in)	27.4 mm (1.1 in)	40 years	50 of 100 (Notable)
12 May 1998	Contact, US	daily rain	28.7 mm (1.1 in)	21.1 mm (0.8 in)	17 years	50 of 100 (Notable)
12 May 1998	Vestmannaeyjar, IS	daily rain	35.3 mm (1.4 in)	26.8 mm (1.1 in)	36 years	49 of 100 (Notable)
12 May 1998	Santa Barbara Muni AP, US	daily rain	25.9 mm (1.0 in)	24.1 mm (0.9 in)	20 years	49 of 100 (Notable)
12 May 1998	Conde, US	daily rain	66.8 mm (2.6 in)	45.2 mm (1.8 in)	15 years	48 of 100 (Notable)
12 May 1998	Waubay Natl Wild Life, US	monthly rain	86.6 mm (3.4 in)	23.1 mm (0.9 in)	35 years	48 of 100 (Notable)
12 May 1998	Placerville, US	daily rain	46.2 mm (1.8 in)	15.0 mm (0.6 in)	83 years	47 of 100 (Notable)
12 May 1998	Bodallin South, AU	daily rain	29.2 mm (1.1 in)	17.0 mm (0.7 in)	67 years	46 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 1998

Records set or tied on this calendar date in each year from 1814 to 1998. 1998 had 1,576 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 1998-05-12: 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	1,277
20 to 40	34
40 to 60	12
60 to 80	0
80 to 100	0
100 to 120	0
120 to 140	2