Weather Records on 15 May 1990

776 weather records were set or tied worldwide on 15 May 1990. Highest significance: Balasore, IN.

Key Facts for 15 May 1990

On 15 May 1990, 776 weather records were set or tied at long-record stations worldwide.
408 were record highs and 106 were record lows, counting maximum and minimum temperature.
By timescale, 0 were all-time records, 17 monthly and 759 daily.
Balasore set a monthly record daily precipitation of 336.0 mm (13.2 in) on 15 May 1990.
Across 162 earlier years (1820 to 2026) the same calendar date averaged 429 records.

Record Map

776 stations

776 station records on 15 May 1990 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 15 May 1990: highest significance records shown on the map
Station	Country	Type	Value	Significance
Balasore	India	Record daily precipitation	336.0 mm (13.2 in)	80 of 100 (Exceptional)
Sandheads	India	Record daily precipitation	114.0 mm (4.5 in)	67 of 100 (Major)
Kansas City Dwtn AP	United States	Record daily precipitation	120.1 mm (4.7 in)	64 of 100 (Major)
Elgin	United States	Record daily precipitation	200.7 mm (7.9 in)	61 of 100 (Major)
Hanover 4 S	United States	Record daily precipitation	61.0 mm (2.4 in)	52 of 100 (Notable)
Genoa 2 W	United States	Record daily precipitation	44.7 mm (1.8 in)	52 of 100 (Notable)
Pingliang	China	Record daily precipitation	38.5 mm (1.5 in)	50 of 100 (Notable)
Springfield Abraham Lincoln Ca	United States	Record daily precipitation	87.9 mm (3.5 in)	49 of 100 (Notable)
Chongqing	China	Record daily precipitation	88.4 mm (3.5 in)	48 of 100 (Notable)
Overbrook 5 SE	United States	Record daily precipitation	71.1 mm (2.8 in)	48 of 100 (Notable)
Beloit	United States	Record daily precipitation	42.4 mm (1.7 in)	45 of 100 (Notable)
Sedan	United States	Record daily precipitation	65.5 mm (2.6 in)	45 of 100 (Notable)
Tengchong	China	Record daily precipitation	56.7 mm (2.2 in)	44 of 100 (Notable)
Rantoul	United States	Record daily precipitation	63.5 mm (2.5 in)	44 of 100 (Notable)
Lake Camm	Australia	Record daily precipitation	32.0 mm (1.3 in)	43 of 100 (Notable)
Hulah Dam	United States	Record daily precipitation	71.1 mm (2.8 in)	43 of 100 (Notable)
Lawrence	United States	Record daily precipitation	50.8 mm (2.0 in)	42 of 100 (Notable)
Tonganoxie 5SE	United States	Record daily precipitation	64.5 mm (2.5 in)	42 of 100 (Notable)
Tianshui	China	Record daily precipitation	32.2 mm (1.3 in)	41 of 100 (Notable)
Hanzhong	China	Record daily precipitation	46.6 mm (1.8 in)	40 of 100 (Notable)
Enshi	China	Record daily precipitation	81.5 mm (3.2 in)	40 of 100 (Notable)
El Reno 1 N	United States	Record high minimum temperature	21.7 C (71.1 F)	40 of 100 (Notable)
Tomsk	Russia	Record high minimum temperature	15.9 C (60.6 F)	39 of 100 (Notable)
Velikiy Berezny	Ukraine	Record daily precipitation	36.9 mm (1.5 in)	39 of 100 (Notable)
Jewell	United States	Record daily precipitation	46.5 mm (1.8 in)	39 of 100 (Notable)
Corinth 5 WSW	United States	Record high minimum temperature	21.7 C (71.1 F)	39 of 100 (Notable)
Martinsdale 3 NNW	United States	Record high minimum temperature	8.9 C (48.0 F)	39 of 100 (Notable)
St Louis Lambert Intl AP	United States	Record daily precipitation	48.5 mm (1.9 in)	39 of 100 (Notable)
Bragin	Belarus	Record daily precipitation	27.5 mm (1.1 in)	37 of 100 (Notable)
Hillsboro	United States	Record daily precipitation	55.9 mm (2.2 in)	37 of 100 (Notable)
Saint Paul	United States	Record daily precipitation	44.5 mm (1.8 in)	37 of 100 (Notable)
Mount Barker	Australia	Record daily precipitation	32.2 mm (1.3 in)	36 of 100 (Notable)
Kuringup	Australia	Record daily precipitation	25.4 mm (1.0 in)	36 of 100 (Notable)
Avon Park 2 W	United States	Record high minimum temperature	22.8 C (73.0 F)	36 of 100 (Notable)
Haddam	United States	Record daily precipitation	64.8 mm (2.6 in)	36 of 100 (Notable)
Sanderson	United States	Record high minimum temperature	21.1 C (70.0 F)	36 of 100 (Notable)
Youngs Siding	Australia	Record daily precipitation	43.6 mm (1.7 in)	35 of 100 (Notable)
Kushiro	Japan	Record daily precipitation	62.0 mm (2.4 in)	35 of 100 (Notable)
Worden	United States	Record daily precipitation	55.1 mm (2.2 in)	35 of 100 (Notable)
Belovodskoe	Kyrgyzstan	Record daily precipitation	30.8 mm (1.2 in)	34 of 100 (Routine)
Farmer City 3W	United States	Record daily precipitation	71.1 mm (2.8 in)	33 of 100 (Routine)
Montevideo 1SW	United States	Record daily precipitation	28.4 mm (1.1 in)	33 of 100 (Routine)
Lockwood	United States	Record daily precipitation	66.0 mm (2.6 in)	33 of 100 (Routine)
Weatherford	United States	Record high minimum temperature	21.1 C (70.0 F)	33 of 100 (Routine)
Bonner Springs	United States	Record daily precipitation	58.4 mm (2.3 in)	32 of 100 (Routine)
Mexico	United States	Record daily precipitation	86.6 mm (3.4 in)	32 of 100 (Routine)
Weatherford	United States	Record high minimum temperature	20.6 C (69.1 F)	32 of 100 (Routine)
Gooding 2 S	United States	Record low minimum temperature	-3.3 C (26.1 F)	32 of 100 (Routine)
Balbay	Kyrgyzstan	Record daily precipitation	28.4 mm (1.1 in)	31 of 100 (Routine)
Cape Columbine	South Africa	Record high minimum temperature	20.5 C (68.9 F)	31 of 100 (Routine)
Khorog	Tajikistan	Record high minimum temperature	16.0 C (60.8 F)	31 of 100 (Routine)
Malvern	United States	Record high minimum temperature	22.2 C (72.0 F)	31 of 100 (Routine)
Avon Park 2 W	United States	Record high maximum temperature	35.6 C (96.1 F)	31 of 100 (Routine)
Medora 1 S	United States	Record daily precipitation	38.9 mm (1.5 in)	31 of 100 (Routine)
Cedar Vale 5SSE	United States	Record daily precipitation	86.4 mm (3.4 in)	31 of 100 (Routine)
Speddingup	Australia	Record daily precipitation	25.4 mm (1.0 in)	30 of 100 (Routine)
Lancang	China	Record daily precipitation	49.2 mm (1.9 in)	30 of 100 (Routine)
Aralskoe More	Kazakhstan	Record low minimum temperature	2.6 C (36.7 F)	30 of 100 (Routine)
Kirensk	Russia	Record high minimum temperature	10.6 C (51.1 F)	30 of 100 (Routine)
Antioch	United States	Record daily precipitation	39.9 mm (1.6 in)	30 of 100 (Routine)

Counts by Type and Timescale

776 records

Records set or tied on 15 May 1990 by type: Highest daily maximum 125, Lowest daily maximum 52, Highest daily minimum 283, Lowest daily minimum 54, Heaviest daily rainfall 253, Heaviest daily snowfall 8, Deepest snow cover 1.

Records on 15 May 1990 by type
Record type	Records
Highest daily maximum	125
Lowest daily maximum	52
Highest daily minimum	283
Lowest daily minimum	54
Heaviest daily rainfall	253
Heaviest daily snowfall	8
Deepest snow cover	1

Records on 15 May 1990 by timescale: all-time 0, monthly 17, daily 759.

How Much Records Were Beaten By

624 broken records

Margins by which the 624 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 148.8. Ties are not counted.

Top 20 by Significance

15 May 1990

Top 20 records on 15 May 1990 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
15 May 1990	Balasore, IN	monthly rain	336.0 mm (13.2 in)	148.8 mm (5.9 in)	73 years	80 of 100 (Exceptional)
15 May 1990	Sandheads, IN	daily rain	114.0 mm (4.5 in)	93.7 mm (3.7 in)	64 years	67 of 100 (Major)
15 May 1990	Kansas City Dwtn AP, US	monthly rain	120.1 mm (4.7 in)	52.8 mm (2.1 in)	32 years	64 of 100 (Major)
15 May 1990	Elgin, US	monthly rain	200.7 mm (7.9 in)	79.3 mm (3.1 in)	7 years	61 of 100 (Major)
15 May 1990	Hanover 4 S, US	daily rain	61.0 mm (2.4 in)	41.2 mm (1.6 in)	47 years	52 of 100 (Notable)
15 May 1990	Genoa 2 W, US	daily rain	44.7 mm (1.8 in)	26.9 mm (1.1 in)	80 years	52 of 100 (Notable)
15 May 1990	Pingliang, CN	daily rain	38.5 mm (1.5 in)	23.4 mm (0.9 in)	37 years	50 of 100 (Notable)
15 May 1990	Springfield Abraham Lincoln Ca, US	daily rain	87.9 mm (3.5 in)	27.7 mm (1.1 in)	47 years	49 of 100 (Notable)
15 May 1990	Chongqing, CN	daily rain	88.4 mm (3.5 in)	59.4 mm (2.3 in)	15 years	48 of 100 (Notable)
15 May 1990	Overbrook 5 SE, US	daily rain	71.1 mm (2.8 in)	39.1 mm (1.5 in)	47 years	48 of 100 (Notable)
15 May 1990	Beloit, US	daily rain	42.4 mm (1.7 in)	14.0 mm (0.6 in)	84 years	45 of 100 (Notable)
15 May 1990	Sedan, US	daily rain	65.5 mm (2.6 in)	13.7 mm (0.5 in)	93 years	45 of 100 (Notable)
15 May 1990	Tengchong, CN	daily rain	56.7 mm (2.2 in)	30.0 mm (1.2 in)	33 years	44 of 100 (Notable)
15 May 1990	Rantoul, US	daily rain	63.5 mm (2.5 in)	26.4 mm (1.0 in)	47 years	44 of 100 (Notable)
15 May 1990	Lake Camm, AU	daily rain	32.0 mm (1.3 in)	17.3 mm (0.7 in)	37 years	43 of 100 (Notable)
15 May 1990	Hulah Dam, US	daily rain	71.1 mm (2.8 in)	39.3 mm (1.5 in)	43 years	43 of 100 (Notable)
15 May 1990	Lawrence, US	daily rain	50.8 mm (2.0 in)	8.4 mm (0.33 in)	89 years	42 of 100 (Notable)
15 May 1990	Tonganoxie 5SE, US	daily rain	64.5 mm (2.5 in)	39.4 mm (1.6 in)	27 years	42 of 100 (Notable)
15 May 1990	Tianshui, CN	daily rain	32.2 mm (1.3 in)	19.4 mm (0.8 in)	25 years	41 of 100 (Notable)
15 May 1990	Hanzhong, CN	daily rain	46.6 mm (1.8 in)	26.4 mm (1.0 in)	37 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

1820 to 1990

Records set or tied on this calendar date in each year from 1820 to 1990. 1990 had 776 records.

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

Records on 05-15 in each year
Year	Records
1820	1
1825	1
1831	1
1832	1
1837	2
1845	1
1847	2
1848	1
1855	2
1857	2
1859	1
1862	1
1863	1
1865	1
1866	2
1867	1
1868	2
1870	1
1871	3
1874	2
1876	4
1878	1
1879	2
1881	1
1883	1
1885	1
1886	2
1888	3
1891	3
1893	5
1894	2
1895	4
1896	2
1897	4
1898	3
1899	9
1900	9
1901	2
1902	9
1903	4
1904	13
1905	16
1906	10
1907	27
1908	25
1909	89
1910	27
1911	27
1912	26
1913	60
1914	16
1915	236
1916	27
1917	80
1918	133
1919	25
1920	58
1921	92
1922	30
1923	125
1924	174
1925	100
1926	161
1927	191
1928	144
1929	161
1930	136
1931	459
1932	368
1933	439
1934	227
1935	288
1936	372
1937	373
1938	393
1939	351
1940	179
1941	454
1942	701
1943	568
1944	630
1945	588
1946	238
1947	334
1948	264
1949	363
1950	260
1951	736
1952	476
1953	426
1954	355
1955	538
1956	466
1957	521
1958	605
1959	764
1960	291
1961	508
1962	1,128
1963	782
1964	347
1965	320
1966	389
1967	609
1968	1,019
1969	790
1970	512
1971	351
1972	484
1973	818
1974	1,230
1975	372
1976	803
1977	1,186
1978	922
1979	404
1980	625
1981	586
1982	500
1983	1,215
1984	1,059
1985	649
1986	679
1987	1,073
1988	643
1989	552
1990	776
1991	1,179
1992	944
1993	784
1994	910
1995	1,750
1996	1,452
1997	1,175
1998	1,641
1999	810
2000	850
2001	1,280
2002	801
2003	1,023
2004	1,046
2005	767
2006	955
2007	949
2008	995
2009	675
2010	1,088
2011	1,298
2012	751
2013	1,081
2014	1,411
2015	717
2016	890
2017	435
2018	1,074
2019	627
2020	472
2021	412
2022	847
2023	566
2024	596
2025	801
2026	481

Download the Data

Data for records on 1990-05-15: 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	589
20 to 40	25
40 to 60	7
60 to 80	1
80 to 100	1
100 to 120	0
120 to 140	0
140 to 160	1