Weather Records on 3 May 1999

872 weather records were set or tied worldwide on 3 May 1999. Highest significance: Utah Lake Lehi, US.

Key Facts for 3 May 1999

On 3 May 1999, 872 weather records were set or tied at long-record stations worldwide.
264 were record highs and 415 were record lows, counting maximum and minimum temperature.
By timescale, 4 were all-time records, 45 monthly and 823 daily.
Utah Lake Lehi set a daily record precipitation of 31.0 mm (1.2 in) on 3 May 1999.
Across 168 earlier years (1795 to 2026) the same calendar date averaged 431 records.

Record Map

872 stations

872 station records on 3 May 1999 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 3 May 1999: highest significance records shown on the map
Station	Country	Type	Value	Significance
Utah Lake Lehi	United States	Record daily precipitation	31.0 mm (1.2 in)	76 of 100 (Major)
Spanish Fk Pwr House	United States	Record daily precipitation	42.7 mm (1.7 in)	73 of 100 (Major)
Scipio	United States	Record daily precipitation	29.2 mm (1.1 in)	69 of 100 (Major)
Oak City	United States	Record daily precipitation	36.8 mm (1.4 in)	64 of 100 (Major)
Kamas	United States	Record daily precipitation	30.2 mm (1.2 in)	53 of 100 (Notable)
Beaver Canyon Pwr House	United States	Record daily precipitation	39.9 mm (1.6 in)	51 of 100 (Notable)
Ephraim	United States	Record daily precipitation	27.9 mm (1.1 in)	50 of 100 (Notable)
Nicosia	Cyprus	Record high minimum temperature	20.2 C (68.4 F)	47 of 100 (Notable)
Maxwell 3 NW	United States	Record daily precipitation	111.8 mm (4.4 in)	47 of 100 (Notable)
Mc Laughlin 2SW	United States	Record daily precipitation	53.3 mm (2.1 in)	47 of 100 (Notable)
Hatteras	United States	Record low maximum temperature	13.3 C (55.9 F)	47 of 100 (Notable)
Millau	France	Record daily precipitation	65.4 mm (2.6 in)	46 of 100 (Notable)
Richmond	United States	Record daily precipitation	25.4 mm (1.0 in)	46 of 100 (Notable)
Arrowrock Dam	United States	Record daily precipitation	26.4 mm (1.0 in)	45 of 100 (Notable)
Santaquin Chlorinator	United States	Record daily precipitation	41.9 mm (1.6 in)	45 of 100 (Notable)
Clover Valley	United States	Record low maximum temperature	5.0 C (41.0 F)	44 of 100 (Notable)
Payson	United States	Record daily precipitation	30.5 mm (1.2 in)	44 of 100 (Notable)
Rosalia	United States	Record low maximum temperature	7.2 C (45.0 F)	44 of 100 (Notable)
Morgan	United States	Record daily precipitation	26.4 mm (1.0 in)	42 of 100 (Notable)
Mtn Dell Dam	United States	Record daily precipitation	47.5 mm (1.9 in)	41 of 100 (Notable)
Snake Creek Powerhouse	United States	Record daily precipitation	29.2 mm (1.1 in)	39 of 100 (Notable)
Deer Creek Dam	United States	Record daily precipitation	32.0 mm (1.3 in)	38 of 100 (Notable)
Mokpo	Korea, South	Record daily precipitation	51.0 mm (2.0 in)	37 of 100 (Notable)
Frankfort 2NE	United States	Record high maximum temperature	26.1 C (79.0 F)	37 of 100 (Notable)
Marion	United States	Record low minimum temperature	0.6 C (33.1 F)	37 of 100 (Notable)
Saint-Germain-Les-Belles	France	Record daily precipitation	28.7 mm (1.1 in)	36 of 100 (Notable)
Donner Mem Sp	United States	Record daily snowfall	10.7 cm (4.2 in)	36 of 100 (Notable)
Beaver Canyon Pwr House	United States	Record daily snowfall	11.4 cm (4.5 in)	36 of 100 (Notable)
Pleasant Grove	United States	Record daily precipitation	30.7 mm (1.2 in)	36 of 100 (Notable)
Buenos Aires Observ	Argentina	Record high maximum temperature	28.1 C (82.6 F)	35 of 100 (Notable)
Kotlas	Russia	Record low maximum temperature	-2.1 C (28.2 F)	35 of 100 (Notable)
Gabes	Tunisia	Record high minimum temperature	20.6 C (69.1 F)	35 of 100 (Notable)
Oceanside Marina	United States	Record low maximum temperature	15.0 C (59.0 F)	35 of 100 (Notable)
Tot-Ma	Russia	Record low maximum temperature	1.2 C (34.2 F)	33 of 100 (Routine)
Mtn City Rs	United States	Record daily precipitation	48.0 mm (1.9 in)	33 of 100 (Routine)
Tuscarora	United States	Record daily snowfall	8.9 cm (3.5 in)	33 of 100 (Routine)
Reston	United States	Record daily precipitation	27.2 mm (1.1 in)	33 of 100 (Routine)
Chuuk WSO AP	Federated States of Micronesia	Record low minimum temperature	21.7 C (71.1 F)	32 of 100 (Routine)
Kojnas	Russia	Record low maximum temperature	-5.1 C (22.8 F)	32 of 100 (Routine)
Vallecito Dam	United States	Record low maximum temperature	4.4 C (39.9 F)	32 of 100 (Routine)
Snow Hill 4 N	United States	Record low maximum temperature	12.2 C (54.0 F)	32 of 100 (Routine)
Nephi	United States	Record daily precipitation	37.6 mm (1.5 in)	32 of 100 (Routine)
Ritzville 1 SSE	United States	Record low maximum temperature	8.3 C (46.9 F)	32 of 100 (Routine)
Snoqualmie Falls	United States	Record low maximum temperature	8.9 C (48.0 F)	32 of 100 (Routine)
Montpellier-Aeroport	France	Record daily precipitation	72.4 mm (2.9 in)	31 of 100 (Routine)
La Puerta	Mexico	Record low minimum temperature	0.6 C (33.1 F)	31 of 100 (Routine)
Jalapa del Marques	Mexico	Record low minimum temperature	15.6 C (60.1 F)	31 of 100 (Routine)
Cherry Valley Dam	United States	Record daily snowfall	7.6 cm (3.0 in)	31 of 100 (Routine)
Foresthill Rs	United States	Record daily precipitation	36.8 mm (1.4 in)	31 of 100 (Routine)
Estacada 2 SE	United States	Record low maximum temperature	10.0 C (50.0 F)	31 of 100 (Routine)
Santa Maria del Monte	Mexico	Record high minimum temperature	13.9 C (57.0 F)	30 of 100 (Routine)
Ust-Vum	Russia	Record low maximum temperature	-4.6 C (23.7 F)	30 of 100 (Routine)
Skamania Fish Hatchery	United States	Record daily precipitation	41.4 mm (1.6 in)	30 of 100 (Routine)
Sargents	United States	Record daily snowfall	10.2 cm (4.0 in)	29 of 100 (Routine)
Monticello 5 SE	United States	Record low minimum temperature	6.1 C (43.0 F)	29 of 100 (Routine)
Hazelton	United States	Record low maximum temperature	9.4 C (48.9 F)	29 of 100 (Routine)
Two Harbors	United States	Record high minimum temperature	8.9 C (48.0 F)	29 of 100 (Routine)
Timpanogos Cave	United States	Record daily precipitation	38.9 mm (1.5 in)	29 of 100 (Routine)
Dillingham FAA AP	United States	Record low maximum temperature	-1.1 C (30.0 F)	29 of 100 (Routine)
Sura	Russia	Record low maximum temperature	-3.8 C (25.2 F)	28 of 100 (Routine)

Counts by Type and Timescale

872 records

Records set or tied on 3 May 1999 by type: Highest daily maximum 110, Lowest daily maximum 233, Highest daily minimum 154, Lowest daily minimum 182, Heaviest daily rainfall 157, Heaviest daily snowfall 22, Deepest snow cover 14.

Records on 3 May 1999 by type
Record type	Records
Highest daily maximum	110
Lowest daily maximum	233
Highest daily minimum	154
Lowest daily minimum	182
Heaviest daily rainfall	157
Heaviest daily snowfall	22
Deepest snow cover	14

Records on 3 May 1999 by timescale: all-time 4, monthly 45, daily 823.

How Much Records Were Beaten By

631 broken records

Margins by which the 631 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 114.0. Ties are not counted.

Top 20 by Significance

3 May 1999

Top 20 records on 3 May 1999 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
3 May 1999	Utah Lake Lehi, US	daily rain	31.0 mm (1.2 in)	21.6 mm (0.9 in)	90 years	76 of 100 (Major)
3 May 1999	Spanish Fk Pwr House, US	daily rain	42.7 mm (1.7 in)	28.7 mm (1.1 in)	86 years	73 of 100 (Major)
3 May 1999	Scipio, US	daily rain	29.2 mm (1.1 in)	19.0 mm (0.7 in)	90 years	69 of 100 (Major)
3 May 1999	Oak City, US	daily rain	36.8 mm (1.4 in)	24.1 mm (0.9 in)	65 years	64 of 100 (Major)
3 May 1999	Kamas, US	daily rain	30.2 mm (1.2 in)	18.3 mm (0.7 in)	48 years	53 of 100 (Notable)
3 May 1999	Beaver Canyon Pwr House, US	daily rain	39.9 mm (1.6 in)	25.2 mm (1.0 in)	20 years	51 of 100 (Notable)
3 May 1999	Ephraim, US	daily rain	27.9 mm (1.1 in)	22.1 mm (0.9 in)	17 years	50 of 100 (Notable)
3 May 1999	Nicosia, CY	daily high min	20.2 C (68.4 F)	2.4 C (4.3 F)	104 years	47 of 100 (Notable)
3 May 1999	Maxwell 3 NW, US	all-time rain	111.8 mm (4.4 in)	6.1 mm (0.24 in)	43 years	47 of 100 (Notable)
3 May 1999	Mc Laughlin 2SW, US	daily rain	53.3 mm (2.1 in)	28.4 mm (1.1 in)	41 years	47 of 100 (Notable)
3 May 1999	Hatteras, US	daily low max	13.3 C (55.9 F)	2.8 C (5.0 F)	96 years	47 of 100 (Notable)
3 May 1999	Millau, FR	daily rain	65.4 mm (2.6 in)	29.3 mm (1.2 in)	21 years	46 of 100 (Notable)
3 May 1999	Richmond, US	daily rain	25.4 mm (1.0 in)	11.7 mm (0.5 in)	68 years	46 of 100 (Notable)
3 May 1999	Arrowrock Dam, US	daily rain	26.4 mm (1.0 in)	10.7 mm (0.4 in)	57 years	45 of 100 (Notable)
3 May 1999	Santaquin Chlorinator, US	daily rain	41.9 mm (1.6 in)	13.5 mm (0.5 in)	65 years	45 of 100 (Notable)
3 May 1999	Clover Valley, US	daily low max	5.0 C (41.0 F)	4.4 C (7.9 F)	86 years	44 of 100 (Notable)
3 May 1999	Payson, US	daily rain	30.5 mm (1.2 in)	5.1 mm (0.20 in)	94 years	44 of 100 (Notable)
3 May 1999	Rosalia, US	daily low max	7.2 C (45.0 F)	2.2 C (4.0 F)	105 years	44 of 100 (Notable)
3 May 1999	Morgan, US	daily rain	26.4 mm (1.0 in)	3.5 mm (0.14 in)	94 years	42 of 100 (Notable)
3 May 1999	Mtn Dell Dam, US	daily rain	47.5 mm (1.9 in)	10.7 mm (0.4 in)	68 years	41 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 872 records.

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

Records on 05-03 in each year
Year	Records
1795	1
1796	1
1799	1
1820	1
1832	1
1836	2
1837	1
1845	1
1849	1
1850	5
1851	2
1852	1
1855	1
1861	1
1864	2
1866	1
1868	1
1869	1
1870	1
1871	1
1873	1
1874	1
1875	1
1877	1
1878	4
1879	2
1881	1
1883	1
1884	1
1885	1
1886	3
1887	3
1888	1
1889	3
1891	2
1892	4
1893	1
1894	4
1896	2
1897	3
1898	5
1899	3
1900	2
1901	4
1902	5
1903	7
1904	7
1905	23
1906	10
1907	25
1908	8
1909	22
1910	17
1911	31
1912	17
1913	125
1914	10
1915	28
1916	52
1917	36
1918	28
1919	77
1920	37
1921	42
1922	292
1923	69
1924	55
1925	126
1926	250
1927	78
1928	255
1929	329
1930	279
1931	141
1932	136
1933	376
1934	353
1935	644
1936	356
1937	240
1938	527
1939	331
1940	550
1941	456
1942	1,161
1943	417
1944	728
1945	486
1946	353
1947	879
1948	919
1949	761
1950	854
1951	336
1952	447
1953	373
1954	1,210
1955	811
1956	590
1957	292
1958	485
1959	817
1960	280
1961	389
1962	243
1963	360
1964	908
1965	372
1966	850
1967	1,122
1968	324
1969	404
1970	464
1971	600
1972	380
1973	486
1974	323
1975	475
1976	760
1977	426
1978	1,046
1979	1,217
1980	573
1981	898
1982	564
1983	1,768
1984	807
1985	1,152
1986	965
1987	1,122
1988	782
1989	563
1990	1,715
1991	987
1992	792
1993	824
1994	703
1995	1,050
1996	1,058
1997	933
1998	910
1999	872
2000	1,056
2001	1,541
2002	1,312
2003	934
2004	1,562
2005	1,570
2006	633
2007	693
2008	981
2009	650
2010	1,565
2011	970
2012	1,318
2013	1,562
2014	553
2015	466
2016	505
2017	458
2018	1,004
2019	562
2020	506
2021	491
2022	570
2023	846
2024	627
2025	475
2026	879

Download the Data

Data for records on 1999-05-03: 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	595
20 to 40	24
40 to 60	3
60 to 80	4
80 to 100	1
100 to 120	4