Weather Records on 1 May 1999

932 weather records were set or tied worldwide on 1 May 1999. Highest significance: Abbott 1 SE, US.

Key Facts for 1 May 1999

On 1 May 1999, 932 weather records were set or tied at long-record stations worldwide.
188 were record highs and 489 were record lows, counting maximum and minimum temperature.
By timescale, 2 were all-time records, 128 monthly and 802 daily.
Abbott 1 SE set a daily record precipitation of 48.0 mm (1.9 in) on 1 May 1999.
Across 165 earlier years (1795 to 2026) the same calendar date averaged 439 records.

Record Map

932 stations

932 station records on 1 May 1999 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 1 May 1999: highest significance records shown on the map
Station	Country	Type	Value	Significance
Abbott 1 SE	United States	Record daily precipitation	48.0 mm (1.9 in)	67 of 100 (Major)
Conchas Dam	United States	Record daily precipitation	48.3 mm (1.9 in)	63 of 100 (Major)
Camilla 3SE	United States	Record low maximum temperature	11.1 C (52.0 F)	60 of 100 (Major)
Wilmington 7 N	United States	Record daily precipitation	108.0 mm (4.3 in)	59 of 100 (Notable)
Louisville 1 E	United States	Record low maximum temperature	11.7 C (53.1 F)	58 of 100 (Notable)
Regensburg	Germany	Record daily precipitation	26.9 mm (1.1 in)	57 of 100 (Notable)
El Burrero	Mexico	Record daily precipitation	66.3 mm (2.6 in)	56 of 100 (Notable)
Newberry	United States	Record low maximum temperature	11.7 C (53.1 F)	56 of 100 (Notable)
Conway	United States	Record low maximum temperature	11.7 C (53.1 F)	55 of 100 (Notable)
Darlington	United States	Record low maximum temperature	11.1 C (52.0 F)	55 of 100 (Notable)
Wedgefield	United States	Record low maximum temperature	11.1 C (52.0 F)	54 of 100 (Notable)
De Funiak Springs 1 E	United States	Record low maximum temperature	15.6 C (60.1 F)	53 of 100 (Notable)
Lake City 2 E	United States	Record low maximum temperature	12.2 C (54.0 F)	53 of 100 (Notable)
Tucumcari 4 NE	United States	Record daily precipitation	67.1 mm (2.6 in)	52 of 100 (Notable)
Canyon	United States	Record daily precipitation	66.0 mm (2.6 in)	52 of 100 (Notable)
Palatka	United States	Record low maximum temperature	15.0 C (59.0 F)	51 of 100 (Notable)
Seminole	United States	Record daily precipitation	137.2 mm (5.4 in)	51 of 100 (Notable)
Ft Myers Page Fld AP	United States	Record low maximum temperature	22.8 C (73.0 F)	51 of 100 (Notable)
Columbia UNIV of Sc	United States	Record low maximum temperature	12.2 C (54.0 F)	49 of 100 (Notable)
Dimmitt	United States	Record daily precipitation	67.1 mm (2.6 in)	49 of 100 (Notable)
Swainsboro	United States	Record low maximum temperature	12.8 C (55.0 F)	48 of 100 (Notable)
Winnsboro	United States	Record low minimum temperature	-1.7 C (28.9 F)	48 of 100 (Notable)
Campo 7 S	United States	Record daily precipitation	64.3 mm (2.5 in)	47 of 100 (Notable)
Hereford	United States	Record daily precipitation	34.8 mm (1.4 in)	47 of 100 (Notable)
Estes Park	United States	Record snow depth	15.2 cm (6.0 in)	46 of 100 (Notable)
St Petersburg	United States	Record low maximum temperature	19.4 C (66.9 F)	46 of 100 (Notable)
Ft Sumner 5 S	United States	Record daily precipitation	41.4 mm (1.6 in)	46 of 100 (Notable)
Willard 4 SW	United States	Record low maximum temperature	13.3 C (55.9 F)	46 of 100 (Notable)
Bartow 1SE	United States	Record low maximum temperature	22.8 C (73.0 F)	45 of 100 (Notable)
Inverness 3 SE	United States	Record low maximum temperature	19.4 C (66.9 F)	45 of 100 (Notable)
Albany 3 SE	United States	Record low maximum temperature	12.8 C (55.0 F)	45 of 100 (Notable)
Ocate 2 NW	United States	Record daily precipitation	38.6 mm (1.5 in)	45 of 100 (Notable)
Bravo	United States	Record daily precipitation	48.0 mm (1.9 in)	45 of 100 (Notable)
Estes Park	United States	Record daily snowfall	16.5 cm (6.5 in)	44 of 100 (Notable)
Quitman 2 NW	United States	Record low maximum temperature	12.2 C (54.0 F)	44 of 100 (Notable)
Raleigh State UNIV	United States	Record low maximum temperature	12.8 C (55.0 F)	44 of 100 (Notable)
Anderson	United States	Record low maximum temperature	12.8 C (55.0 F)	44 of 100 (Notable)
Southport 5 N	United States	Record low maximum temperature	13.3 C (55.9 F)	43 of 100 (Notable)
Sanderson	United States	Record daily precipitation	58.4 mm (2.3 in)	43 of 100 (Notable)
Archer	United States	Record daily precipitation	44.5 mm (1.8 in)	43 of 100 (Notable)
Eielson Fld	United States	Record daily snowfall	9.9 cm (3.9 in)	43 of 100 (Notable)
Union Springs 9 S	United States	Record low maximum temperature	14.4 C (57.9 F)	42 of 100 (Notable)
Americus	United States	Record low maximum temperature	13.9 C (57.0 F)	42 of 100 (Notable)
Talbotton	United States	Record low maximum temperature	12.2 C (54.0 F)	42 of 100 (Notable)
Cimarron 4 SW	United States	Record daily precipitation	37.1 mm (1.5 in)	42 of 100 (Notable)
Hampton 1S	United States	Record low maximum temperature	12.2 C (54.0 F)	42 of 100 (Notable)
Highland Home	United States	Record low maximum temperature	15.0 C (59.0 F)	41 of 100 (Notable)
Blanca 4 NW	United States	Record daily snowfall	15.2 cm (6.0 in)	41 of 100 (Notable)
Rangely 1E	United States	Record low maximum temperature	10.0 C (50.0 F)	41 of 100 (Notable)
Jacksonville Beach	United States	Record low maximum temperature	15.0 C (59.0 F)	41 of 100 (Notable)
St Petersburg	United States	Record low minimum temperature	12.8 C (55.0 F)	41 of 100 (Notable)
Newkirk	United States	Record daily precipitation	33.8 mm (1.3 in)	41 of 100 (Notable)
Pasamonte	United States	Record daily precipitation	48.3 mm (1.9 in)	41 of 100 (Notable)
Alma Bacon Co AP	United States	Record low maximum temperature	15.0 C (59.0 F)	41 of 100 (Notable)
Saguache	United States	Record daily snowfall	15.2 cm (6.0 in)	40 of 100 (Notable)
Brooksville Chin Hill	United States	Record low maximum temperature	20.0 C (68.0 F)	40 of 100 (Notable)
Crescent City	United States	Record low maximum temperature	18.9 C (66.0 F)	40 of 100 (Notable)
Blackville 3 W	United States	Record low maximum temperature	12.8 C (55.0 F)	40 of 100 (Notable)
Roswell Ind Air Pk	United States	Record daily precipitation	36.8 mm (1.4 in)	40 of 100 (Notable)
Haswell	United States	Record daily precipitation	47.2 mm (1.9 in)	39 of 100 (Notable)

Counts by Type and Timescale

932 records

Records set or tied on 1 May 1999 by type: Highest daily maximum 78, Lowest daily maximum 322, Highest daily minimum 110, Lowest daily minimum 167, Heaviest daily rainfall 223, Heaviest daily snowfall 19, Deepest snow cover 13.

Records on 1 May 1999 by type
Record type	Records
Highest daily maximum	78
Lowest daily maximum	322
Highest daily minimum	110
Lowest daily minimum	167
Heaviest daily rainfall	223
Heaviest daily snowfall	19
Deepest snow cover	13

Records on 1 May 1999 by timescale: all-time 2, monthly 128, daily 802.

How Much Records Were Beaten By

721 broken records

Margins by which the 721 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 279.0. Ties are not counted.

Top 20 by Significance

1 May 1999

Top 20 records on 1 May 1999 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
1 May 1999	Abbott 1 SE, US	daily rain	48.0 mm (1.9 in)	34.8 mm (1.4 in)	84 years	67 of 100 (Major)
1 May 1999	Conchas Dam, US	daily rain	48.3 mm (1.9 in)	43.0 mm (1.7 in)	57 years	63 of 100 (Major)
1 May 1999	Camilla 3SE, US	monthly low max	11.1 C (52.0 F)	7.2 C (13.0 F)	59 years	60 of 100 (Major)
1 May 1999	Wilmington 7 N, US	daily rain	108.0 mm (4.3 in)	76.8 mm (3.0 in)	48 years	59 of 100 (Notable)
1 May 1999	Louisville 1 E, US	daily low max	11.7 C (53.1 F)	7.7 C (13.9 F)	90 years	58 of 100 (Notable)
1 May 1999	Regensburg, DE	daily rain	26.9 mm (1.1 in)	11.5 mm (0.5 in)	84 years	57 of 100 (Notable)
1 May 1999	El Burrero, MX	daily rain	66.3 mm (2.6 in)	46.5 mm (1.8 in)	46 years	56 of 100 (Notable)
1 May 1999	Newberry, US	daily low max	11.7 C (53.1 F)	7.7 C (13.9 F)	90 years	56 of 100 (Notable)
1 May 1999	Conway, US	daily low max	11.7 C (53.1 F)	8.9 C (16.0 F)	73 years	55 of 100 (Notable)
1 May 1999	Darlington, US	daily low max	11.1 C (52.0 F)	8.9 C (16.0 F)	73 years	55 of 100 (Notable)
1 May 1999	Wedgefield, US	daily low max	11.1 C (52.0 F)	8.9 C (16.0 F)	73 years	54 of 100 (Notable)
1 May 1999	De Funiak Springs 1 E, US	monthly low max	15.6 C (60.1 F)	1.1 C (2.0 F)	101 years	53 of 100 (Notable)
1 May 1999	Lake City 2 E, US	monthly low max	12.2 C (54.0 F)	2.2 C (4.0 F)	89 years	53 of 100 (Notable)
1 May 1999	Tucumcari 4 NE, US	daily rain	67.1 mm (2.6 in)	23.7 mm (0.9 in)	80 years	52 of 100 (Notable)
1 May 1999	Canyon, US	daily rain	66.0 mm (2.6 in)	38.1 mm (1.5 in)	64 years	52 of 100 (Notable)
1 May 1999	Palatka, US	monthly low max	15.0 C (59.0 F)	3.9 C (7.0 F)	70 years	51 of 100 (Notable)
1 May 1999	Seminole, US	all-time rain	137.2 mm (5.4 in)	5.1 mm (0.20 in)	70 years	51 of 100 (Notable)
1 May 1999	Ft Myers Page Fld AP, US	daily low max	22.8 C (73.0 F)	2.8 C (5.0 F)	96 years	51 of 100 (Notable)
1 May 1999	Columbia UNIV of Sc, US	daily low max	12.2 C (54.0 F)	8.4 C (15.1 F)	68 years	49 of 100 (Notable)
1 May 1999	Dimmitt, US	daily rain	67.1 mm (2.6 in)	62.0 mm (2.4 in)	17 years	49 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 1999

Records set or tied on this calendar date in each year from 1795 to 1999. 1999 had 932 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 1999-05-01: 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	704
50 to 100	13
100 to 150	3
150 to 200	0
200 to 250	0
250 to 300	1