Weather Records on 1 May 1990

922 weather records were set or tied worldwide on 1 May 1990. Highest significance: Lake City, US.

Key Facts for 1 May 1990

On 1 May 1990, 922 weather records were set or tied at long-record stations worldwide.
540 were record highs and 193 were record lows, counting maximum and minimum temperature.
By timescale, 1 were all-time records, 56 monthly and 865 daily.
Lake City set a monthly record snow depth of 30.5 cm (12.0 in) on 1 May 1990.
Across 165 earlier years (1795 to 2026) the same calendar date averaged 439 records.

Record Map

922 stations

922 station records on 1 May 1990 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 1 May 1990: highest significance records shown on the map
Station	Country	Type	Value	Significance
Lake City	United States	Record snow depth	30.5 cm (12.0 in)	83 of 100 (Exceptional)
Westcliffe	United States	Record snow depth	40.6 cm (16.0 in)	68 of 100 (Major)
Stykkisholmur	Iceland	Record daily precipitation	30.3 mm (1.2 in)	64 of 100 (Major)
Fazenda Monte Alegre (Dnos)	Brazil	Record daily precipitation	75.0 mm (3.0 in)	62 of 100 (Major)
Manassa	United States	Record daily snowfall	20.3 cm (8.0 in)	61 of 100 (Major)
Canon City	United States	Record snow depth	35.6 cm (14.0 in)	57 of 100 (Notable)
Lake City	United States	Record daily snowfall	20.3 cm (8.0 in)	56 of 100 (Notable)
Ft Ross	United States	Record high maximum temperature	23.9 C (75.0 F)	53 of 100 (Notable)
Calvin	United States	Record daily precipitation	118.4 mm (4.7 in)	49 of 100 (Notable)
Maltrata (Smn)	Mexico	Record daily precipitation	37.8 mm (1.5 in)	46 of 100 (Notable)
Yevpatoriia	Ukraine	Record daily precipitation	37.4 mm (1.5 in)	45 of 100 (Notable)
Tioga 1E	United States	Record daily snowfall	12.7 cm (5.0 in)	45 of 100 (Notable)
Montrose #2	United States	Record low maximum temperature	3.3 C (37.9 F)	44 of 100 (Notable)
Salida	United States	Record low maximum temperature	-0.6 C (30.9 F)	44 of 100 (Notable)
Surat Thani	Thailand	Record daily precipitation	82.0 mm (3.2 in)	43 of 100 (Notable)
Fazenda Bela Vista	Brazil	Record daily precipitation	60.8 mm (2.4 in)	42 of 100 (Notable)
Humacao 2 SSE	Puerto Rico [United States]	Record low minimum temperature	11.1 C (52.0 F)	42 of 100 (Notable)
Vanersborg	Sweden	Record high maximum temperature	22.5 C (72.5 F)	42 of 100 (Notable)
Del Norte 3ENE	United States	Record snow depth	25.4 cm (10.0 in)	42 of 100 (Notable)
Santander Centro	Spain	Record high minimum temperature	16.6 C (61.9 F)	40 of 100 (Notable)
Stornoway Airport	United Kingdom	Record high maximum temperature	20.5 C (68.9 F)	40 of 100 (Notable)
Fayetteville Exp STN	United States	Record low maximum temperature	11.1 C (52.0 F)	40 of 100 (Notable)
Max	United States	Record daily snowfall	10.2 cm (4.0 in)	40 of 100 (Notable)
Bvumbwe	Malawi	Record daily precipitation	27.9 mm (1.1 in)	39 of 100 (Notable)
Saguache	United States	Record snow depth	17.8 cm (7.0 in)	39 of 100 (Notable)
Canon City	United States	Record low maximum temperature	4.4 C (39.9 F)	38 of 100 (Notable)
Westcliffe	United States	Record daily snowfall	45.7 cm (18.0 in)	38 of 100 (Notable)
Breckenridge	United States	Record daily precipitation	78.7 mm (3.1 in)	38 of 100 (Notable)
Biskra	Algeria	Record low maximum temperature	18.2 C (64.8 F)	36 of 100 (Notable)
Tianjin	China	Record daily precipitation	29.3 mm (1.2 in)	36 of 100 (Notable)
Huixtla	Mexico	Record daily precipitation	91.2 mm (3.6 in)	36 of 100 (Notable)
Tecolutla	Mexico	Record high maximum temperature	41.7 C (107.1 F)	36 of 100 (Notable)
Karaby-Yala	Ukraine	Record daily precipitation	27.5 mm (1.1 in)	36 of 100 (Notable)
Canon City	United States	Record daily snowfall	20.3 cm (8.0 in)	36 of 100 (Notable)
Manassa	United States	Record low maximum temperature	3.3 C (37.9 F)	36 of 100 (Notable)
Ft Myers Page Fld AP	United States	Record high maximum temperature	33.9 C (93.0 F)	36 of 100 (Notable)
Despeadero	Mexico	Record low minimum temperature	11.7 C (53.1 F)	35 of 100 (Notable)
Tlacotepec de Benito Juarez	Mexico	Record low minimum temperature	5.6 C (42.1 F)	35 of 100 (Notable)
Pitea	Sweden	Record high minimum temperature	6.9 C (44.4 F)	35 of 100 (Notable)
Skegness	United Kingdom	Record high minimum temperature	9.6 C (49.3 F)	35 of 100 (Notable)
Galway	Ireland	Record high maximum temperature	23.5 C (74.3 F)	34 of 100 (Routine)
Ocampo	Mexico	Record low minimum temperature	5.0 C (41.0 F)	34 of 100 (Routine)
Armagh	United Kingdom	Record high maximum temperature	21.9 C (71.4 F)	34 of 100 (Routine)
Hayling Island	United Kingdom	Record high maximum temperature	24.5 C (76.1 F)	34 of 100 (Routine)
Buena Vista 2S	United States	Record low maximum temperature	1.1 C (34.0 F)	34 of 100 (Routine)
Stanley 3 NNW	United States	Record daily snowfall	7.6 cm (3.0 in)	34 of 100 (Routine)
Roros	Norway	Record high minimum temperature	5.0 C (41.0 F)	33 of 100 (Routine)
Alsvag I Versteralen II	Norway	Record daily precipitation	25.4 mm (1.0 in)	33 of 100 (Routine)
Hoburg	Sweden	Record high minimum temperature	9.2 C (48.6 F)	33 of 100 (Routine)
Eastbourne	United Kingdom	Record high minimum temperature	12.8 C (55.0 F)	33 of 100 (Routine)
Ouray	United States	Record daily snowfall	10.9 cm (4.3 in)	33 of 100 (Routine)
Sargents	United States	Record daily snowfall	7.6 cm (3.0 in)	33 of 100 (Routine)
Silverton	United States	Record daily snowfall	25.9 cm (10.2 in)	33 of 100 (Routine)
Live Oak	United States	Record high maximum temperature	35.0 C (95.0 F)	33 of 100 (Routine)
Santa Rosa	United States	Record low maximum temperature	12.2 C (54.0 F)	33 of 100 (Routine)
Cullowhee	United States	Record high maximum temperature	30.6 C (87.1 F)	33 of 100 (Routine)
Mohall	United States	Record low maximum temperature	1.7 C (35.1 F)	33 of 100 (Routine)
Faulkton	United States	Record low maximum temperature	5.0 C (41.0 F)	33 of 100 (Routine)
Lincoln UNIV Pwr Plt	United States	Record low maximum temperature	2.8 C (37.0 F)	33 of 100 (Routine)
Le Bourget	France	Record high minimum temperature	14.8 C (58.6 F)	32 of 100 (Routine)

Counts by Type and Timescale

922 records

Records set or tied on 1 May 1990 by type: Highest daily maximum 276, Lowest daily maximum 132, Highest daily minimum 264, Lowest daily minimum 61, Heaviest daily rainfall 133, Heaviest daily snowfall 31, Deepest snow cover 25.

Records on 1 May 1990 by type
Record type	Records
Highest daily maximum	276
Lowest daily maximum	132
Highest daily minimum	264
Lowest daily minimum	61
Heaviest daily rainfall	133
Heaviest daily snowfall	31
Deepest snow cover	25

Records on 1 May 1990 by timescale: all-time 1, monthly 56, daily 865.

How Much Records Were Beaten By

717 broken records

Margins by which the 717 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 254.0. Ties are not counted.

Top 20 by Significance

1 May 1990

Top 20 records on 1 May 1990 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
1 May 1990	Lake City, US	monthly snow depth	30.5 cm (12.0 in)	17.8 cm (7.0 in)	84 years	83 of 100 (Exceptional)
1 May 1990	Westcliffe, US	monthly snow depth	40.6 cm (16.0 in)	15.2 cm (6.0 in)	77 years	68 of 100 (Major)
1 May 1990	Stykkisholmur, IS	monthly rain	30.3 mm (1.2 in)	13.0 mm (0.5 in)	35 years	64 of 100 (Major)
1 May 1990	Fazenda Monte Alegre (Dnos), BR	monthly rain	75.0 mm (3.0 in)	40.0 mm (1.6 in)	31 years	62 of 100 (Major)
1 May 1990	Manassa, US	daily snowfall	20.3 cm (8.0 in)	15.2 cm (6.0 in)	75 years	61 of 100 (Major)
1 May 1990	Canon City, US	monthly snow depth	35.6 cm (14.0 in)	25.4 cm (10.0 in)	43 years	57 of 100 (Notable)
1 May 1990	Lake City, US	monthly snowfall	20.3 cm (8.0 in)	5.1 cm (2.0 in)	84 years	56 of 100 (Notable)
1 May 1990	Ft Ross, US	daily high max	23.9 C (75.0 F)	4.5 C (8.1 F)	88 years	53 of 100 (Notable)
1 May 1990	Calvin, US	daily rain	118.4 mm (4.7 in)	60.7 mm (2.4 in)	40 years	49 of 100 (Notable)
1 May 1990	Maltrata (Smn), MX	daily rain	37.8 mm (1.5 in)	27.9 mm (1.1 in)	13 years	46 of 100 (Notable)
1 May 1990	Yevpatoriia, UA	daily rain	37.4 mm (1.5 in)	20.1 mm (0.8 in)	3 years	45 of 100 (Notable)
1 May 1990	Tioga 1E, US	daily snowfall	12.7 cm (5.0 in)	12.7 cm (5.0 in)	43 years	45 of 100 (Notable)
1 May 1990	Montrose #2, US	monthly low max	3.3 C (37.9 F)	0.6 C (1.1 F)	81 years	44 of 100 (Notable)
1 May 1990	Salida, US	monthly low max	-0.6 C (30.9 F)	1.2 C (2.2 F)	77 years	44 of 100 (Notable)
1 May 1990	Surat Thani, TH	daily rain	82.0 mm (3.2 in)	55.6 mm (2.2 in)	4 years	43 of 100 (Notable)
1 May 1990	Fazenda Bela Vista, BR	daily rain	60.8 mm (2.4 in)	30.0 mm (1.2 in)	29 years	42 of 100 (Notable)
1 May 1990	Humacao 2 SSE, PR	all-time low min	11.1 C (52.0 F)	0.6 C (1.1 F)	46 years	42 of 100 (Notable)
1 May 1990	Vanersborg, SE	daily high max	22.5 C (72.5 F)	1.5 C (2.7 F)	99 years	42 of 100 (Notable)
1 May 1990	Del Norte 3ENE, US	monthly snow depth	25.4 cm (10.0 in)	10.2 cm (4.0 in)	51 years	42 of 100 (Notable)
1 May 1990	Santander Centro, ES	daily high min	16.6 C (61.9 F)	3.2 C (5.8 F)	65 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 1990

Records set or tied on this calendar date in each year from 1795 to 1990. 1990 had 922 records.

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

Records on 05-01 in each year
Year	Records
1795	1
1802	1
1804	1
1814	1
1818	1
1835	1
1836	1
1840	1
1846	2
1847	1
1850	1
1851	1
1857	1
1860	1
1861	1
1864	2
1865	1
1868	2
1872	1
1875	4
1878	2
1879	2
1880	3
1881	2
1884	1
1885	1
1886	2
1887	2
1888	2
1889	3
1890	2
1891	5
1892	6
1893	2
1894	5
1896	1
1897	4
1898	1
1899	8
1900	1
1901	5
1902	7
1903	9
1904	9
1905	13
1906	12
1907	31
1908	20
1909	49
1910	13
1911	22
1912	18
1913	54
1914	23
1915	27
1916	27
1917	37
1918	34
1919	150
1920	186
1921	41
1922	92
1923	64
1924	63
1925	118
1926	500
1927	125
1928	190
1929	142
1930	263
1931	537
1932	220
1933	706
1934	305
1935	276
1936	368
1937	218
1938	304
1939	227
1940	731
1941	333
1942	1,036
1943	526
1944	229
1945	350
1946	415
1947	655
1948	774
1949	405
1950	439
1951	894
1952	557
1953	917
1954	1,506
1955	772
1956	1,106
1957	359
1958	448
1959	764
1960	737
1961	588
1962	615
1963	704
1964	312
1965	360
1966	707
1967	948
1968	426
1969	429
1970	1,075
1971	444
1972	562
1973	841
1974	589
1975	286
1976	673
1977	545
1978	1,202
1979	612
1980	507
1981	1,265
1982	508
1983	1,423
1984	640
1985	789
1986	512
1987	1,098
1988	1,058
1989	949
1990	922
1991	633
1992	1,201
1993	1,101
1994	1,210
1995	1,365
1996	1,439
1997	804
1998	951
1999	932
2000	809
2001	1,106
2002	1,221
2003	964
2004	887
2005	1,320
2006	734
2007	857
2008	979
2009	679
2010	1,151
2011	716
2012	796
2013	976
2014	941
2015	550
2016	844
2017	1,163
2018	519
2019	788
2020	1,099
2021	834
2022	319
2023	912
2024	458
2025	430
2026	623

Download the Data

Data for records on 1990-05-01: 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 50	687
50 to 100	18
100 to 150	8
150 to 200	3
200 to 250	0
250 to 300	1