Weather Records on 3 August 1999

893 weather records were set or tied worldwide on 3 August 1999. Highest significance: Stornoway Airport, GB.

Key Facts for 3 August 1999

On 3 August 1999, 893 weather records were set or tied at long-record stations worldwide.
407 were record highs and 370 were record lows, counting maximum and minimum temperature.
By timescale, 8 were all-time records, 40 monthly and 845 daily.
Stornoway Airport set an all-time record high maximum temperature of 26.3 C (79.3 F) on 3 August 1999.
Across 156 earlier years (1815 to 2026) the same calendar date averaged 461 records.

Record Map

893 stations

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

Weather records on 3 August 1999: highest significance records shown on the map
Station	Country	Type	Value	Significance
Stornoway Airport	United Kingdom	Record high maximum temperature	26.3 C (79.3 F)	59 of 100 (Notable)
Uddevalla	Sweden	Record daily precipitation	65.8 mm (2.6 in)	57 of 100 (Notable)
Caballo Dam	United States	Record daily precipitation	48.3 mm (1.9 in)	56 of 100 (Notable)
Tulcea	Romania	Record daily precipitation	71.0 mm (2.8 in)	55 of 100 (Notable)
Ixcateopan de Tlapa	Mexico	Record daily precipitation	82.8 mm (3.3 in)	54 of 100 (Notable)
Porto	Portugal	Record daily precipitation	31.8 mm (1.3 in)	54 of 100 (Notable)
Aztec Ruins Nm	United States	Record low maximum temperature	23.3 C (73.9 F)	52 of 100 (Notable)
Hillsboro	United States	Record daily precipitation	53.6 mm (2.1 in)	51 of 100 (Notable)
Science Garden	Philippines	Record daily precipitation	186.0 mm (7.3 in)	48 of 100 (Notable)
Hillsboro	United States	Record low maximum temperature	21.7 C (71.1 F)	48 of 100 (Notable)
Bakaly	Russia	Record daily precipitation	68.1 mm (2.7 in)	47 of 100 (Notable)
Sidney 1SSE	United States	Record low maximum temperature	21.1 C (70.0 F)	47 of 100 (Notable)
Dilia	United States	Record daily precipitation	89.2 mm (3.5 in)	47 of 100 (Notable)
Los Lunas 3 SSW	United States	Record daily precipitation	36.6 mm (1.4 in)	47 of 100 (Notable)
Calarasi	Romania	Record daily precipitation	54.7 mm (2.2 in)	46 of 100 (Notable)
Gage	United States	Record daily precipitation	50.8 mm (2.0 in)	46 of 100 (Notable)
Seminole	United States	Record daily precipitation	70.4 mm (2.8 in)	46 of 100 (Notable)
San Andres (Isla)/S	Colombia	Record daily precipitation	81.3 mm (3.2 in)	45 of 100 (Notable)
Mulatos (Smn)	Mexico	Record daily precipitation	39.9 mm (1.6 in)	45 of 100 (Notable)
Yerevan	Armenia	Record high minimum temperature	27.1 C (80.8 F)	44 of 100 (Notable)
Los Gatos	United States	Record high minimum temperature	16.7 C (62.1 F)	44 of 100 (Notable)
Hoxie	United States	Record low maximum temperature	18.3 C (64.9 F)	44 of 100 (Notable)
Lebo	United States	Record daily precipitation	41.7 mm (1.6 in)	43 of 100 (Notable)
Holdrege	United States	Record low maximum temperature	17.2 C (63.0 F)	43 of 100 (Notable)
Borinquen AP	Puerto Rico [United States]	Record low minimum temperature	17.8 C (64.0 F)	42 of 100 (Notable)
Markovo	Russia	Record low minimum temperature	-2.4 C (27.7 F)	42 of 100 (Notable)
Biloxi	United States	Record high maximum temperature	37.2 C (99.0 F)	42 of 100 (Notable)
Palizada	Mexico	Record high maximum temperature	26.7 C (80.1 F)	41 of 100 (Notable)
Bernardo	United States	Record daily precipitation	32.5 mm (1.3 in)	41 of 100 (Notable)
La Tinaja	Mexico	Record high maximum temperature	32.8 C (91.0 F)	40 of 100 (Notable)
Ft Lewis	United States	Record low maximum temperature	16.7 C (62.1 F)	40 of 100 (Notable)
Wakeeney	United States	Record low maximum temperature	18.9 C (66.0 F)	40 of 100 (Notable)
Kearney 4 NE	United States	Record low maximum temperature	17.8 C (64.0 F)	40 of 100 (Notable)
Red Cloud	United States	Record low maximum temperature	19.4 C (66.9 F)	40 of 100 (Notable)
Regnier	United States	Record daily precipitation	34.5 mm (1.4 in)	40 of 100 (Notable)
Nochistlan	Mexico	Record low minimum temperature	6.7 C (44.1 F)	39 of 100 (Notable)
Deming	United States	Record daily precipitation	31.2 mm (1.2 in)	39 of 100 (Notable)
Temple	United States	Record low minimum temperature	15.6 C (60.1 F)	39 of 100 (Notable)
Moroni	United States	Record low maximum temperature	22.2 C (72.0 F)	39 of 100 (Notable)
Las Vegas Muni AP	United States	Record daily precipitation	54.9 mm (2.2 in)	39 of 100 (Notable)
Constanta	Romania	Record daily precipitation	45.9 mm (1.8 in)	38 of 100 (Notable)
Stornoway Airport	United Kingdom	Record high minimum temperature	16.6 C (61.9 F)	38 of 100 (Notable)
Alton 1 W	United States	Record low maximum temperature	20.6 C (69.1 F)	38 of 100 (Notable)
Ft Stockton	United States	Record daily precipitation	46.0 mm (1.8 in)	38 of 100 (Notable)
Lincoln 1 SE	United States	Record low maximum temperature	21.7 C (71.1 F)	37 of 100 (Notable)
Monticello	United States	Record high minimum temperature	26.7 C (80.1 F)	37 of 100 (Notable)
Fairmont	United States	Record low maximum temperature	19.4 C (66.9 F)	37 of 100 (Notable)
Hachita 1W	United States	Record low maximum temperature	26.1 C (79.0 F)	37 of 100 (Notable)
Georgetown 2 E	United States	Record high maximum temperature	39.4 C (102.9 F)	37 of 100 (Notable)
Manti	United States	Record low maximum temperature	22.8 C (73.0 F)	37 of 100 (Notable)
Mokpo	Korea, South	Record daily precipitation	89.0 mm (3.5 in)	36 of 100 (Notable)
Cimarron	United States	Record low maximum temperature	23.3 C (73.9 F)	36 of 100 (Notable)
Meade	United States	Record low maximum temperature	23.9 C (75.0 F)	36 of 100 (Notable)
Fairbury 7S	United States	Record low maximum temperature	21.7 C (71.1 F)	36 of 100 (Notable)
Ogallala	United States	Record low maximum temperature	19.4 C (66.9 F)	36 of 100 (Notable)
Bogoroditskoye-Fenino	Russia	Record low maximum temperature	17.0 C (62.6 F)	35 of 100 (Notable)
Troy	United States	Record high minimum temperature	24.4 C (75.9 F)	35 of 100 (Notable)
Aberdeen	United States	Record high minimum temperature	24.4 C (75.9 F)	35 of 100 (Notable)
Kanalohuluhulu 1075	United States	Record low minimum temperature	6.7 C (44.1 F)	35 of 100 (Notable)
Aralskoe More	Kazakhstan	Record high maximum temperature	42.6 C (108.7 F)	34 of 100 (Routine)

Counts by Type and Timescale

893 records

Records set or tied on 3 August 1999 by type: Highest daily maximum 212, Lowest daily maximum 197, Highest daily minimum 195, Lowest daily minimum 173, Heaviest daily rainfall 116.

Records on 3 August 1999 by type
Record type	Records
Highest daily maximum	212
Lowest daily maximum	197
Highest daily minimum	195
Lowest daily minimum	173
Heaviest daily rainfall	116
Heaviest daily snowfall	0
Deepest snow cover	0

Records on 3 August 1999 by timescale: all-time 8, monthly 40, daily 845.

How Much Records Were Beaten By

632 broken records

Margins by which the 632 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 130.0. Ties are not counted.

Top 20 by Significance

3 August 1999

Top 20 records on 3 August 1999 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
3 August 1999	Stornoway Airport, GB	all-time high max	26.3 C (79.3 F)	0.7 C (1.3 F)	88 years	59 of 100 (Notable)
3 August 1999	Uddevalla, SE	monthly rain	65.8 mm (2.6 in)	25.8 mm (1.0 in)	18 years	57 of 100 (Notable)
3 August 1999	Caballo Dam, US	daily rain	48.3 mm (1.9 in)	33.8 mm (1.3 in)	33 years	56 of 100 (Notable)
3 August 1999	Tulcea, RO	monthly rain	71.0 mm (2.8 in)	26.5 mm (1.0 in)	28 years	55 of 100 (Notable)
3 August 1999	Ixcateopan de Tlapa, MX	daily rain	82.8 mm (3.3 in)	46.2 mm (1.8 in)	33 years	54 of 100 (Notable)
3 August 1999	Porto, PT	daily rain	31.8 mm (1.3 in)	26.0 mm (1.0 in)	44 years	54 of 100 (Notable)
3 August 1999	Aztec Ruins Nm, US	daily low max	23.3 C (73.9 F)	5.6 C (10.1 F)	76 years	52 of 100 (Notable)
3 August 1999	Hillsboro, US	daily rain	53.6 mm (2.1 in)	18.3 mm (0.7 in)	68 years	51 of 100 (Notable)
3 August 1999	Science Garden, PH	daily rain	186.0 mm (7.3 in)	130.0 mm (5.1 in)	16 years	48 of 100 (Notable)
3 August 1999	Hillsboro, US	daily low max	21.7 C (71.1 F)	3.3 C (5.9 F)	90 years	48 of 100 (Notable)
3 August 1999	Bakaly, RU	monthly rain	68.1 mm (2.7 in)	20.4 mm (0.8 in)	14 years	47 of 100 (Notable)
3 August 1999	Sidney 1SSE, US	daily low max	21.1 C (70.0 F)	2.8 C (5.0 F)	100 years	47 of 100 (Notable)
3 August 1999	Dilia, US	daily rain	89.2 mm (3.5 in)	73.2 mm (2.9 in)	8 years	47 of 100 (Notable)
3 August 1999	Los Lunas 3 SSW, US	daily rain	36.6 mm (1.4 in)	25.4 mm (1.0 in)	36 years	47 of 100 (Notable)
3 August 1999	Calarasi, RO	daily rain	54.7 mm (2.2 in)	28.7 mm (1.1 in)	38 years	46 of 100 (Notable)
3 August 1999	Gage, US	monthly rain	50.8 mm (2.0 in)	7.6 mm (0.30 in)	56 years	46 of 100 (Notable)
3 August 1999	Seminole, US	daily rain	70.4 mm (2.8 in)	36.6 mm (1.4 in)	41 years	46 of 100 (Notable)
3 August 1999	San Andres (Isla)/S, CO	daily rain	81.3 mm (3.2 in)	62.3 mm (2.5 in)	6 years	45 of 100 (Notable)
3 August 1999	Mulatos (Smn), MX	daily rain	39.9 mm (1.6 in)	20.1 mm (0.8 in)	44 years	45 of 100 (Notable)
3 August 1999	Yerevan, AM	daily high min	27.1 C (80.8 F)	1.5 C (2.7 F)	99 years	44 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

1815 to 1999

Records set or tied on this calendar date in each year from 1815 to 1999. 1999 had 893 records.

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

Records on 08-03 in each year
Year	Records
1815	1
1827	1
1834	2
1835	1
1838	1
1841	1
1847	1
1849	1
1854	1
1855	2
1856	1
1859	1
1868	1
1872	1
1875	1
1876	1
1877	4
1879	3
1880	1
1885	2
1886	1
1887	2
1888	4
1890	2
1891	1
1894	1
1895	11
1896	3
1897	1
1898	4
1899	6
1900	2
1902	6
1903	12
1904	6
1905	7
1906	20
1907	31
1908	23
1909	21
1910	14
1911	31
1912	68
1913	21
1914	24
1915	49
1916	55
1917	72
1918	71
1919	34
1920	56
1921	181
1922	33
1923	149
1924	165
1925	99
1926	300
1927	315
1928	332
1929	207
1930	816
1931	313
1932	319
1933	304
1934	434
1935	520
1936	555
1937	350
1938	542
1939	866
1940	292
1941	305
1942	328
1943	521
1944	530
1945	259
1946	316
1947	586
1948	414
1949	415
1950	445
1951	547
1952	326
1953	617
1954	401
1955	713
1956	640
1957	378
1958	389
1959	360
1960	482
1961	620
1962	359
1963	352
1964	891
1965	679
1966	444
1967	327
1968	368
1969	625
1970	394
1971	891
1972	757
1973	724
1974	906
1975	978
1976	892
1977	544
1978	832
1979	486
1980	800
1981	579
1982	778
1983	807
1984	925
1985	691
1986	750
1987	1,105
1988	1,046
1989	824
1990	845
1991	705
1992	869
1993	1,033
1994	973
1995	1,216
1996	965
1997	709
1998	1,406
1999	893
2000	869
2001	1,021
2002	1,000
2003	1,504
2004	980
2005	912
2006	1,514
2007	750
2008	926
2009	746
2010	1,392
2011	1,518
2012	685
2013	535
2014	961
2015	615
2016	640
2017	1,144
2018	1,039
2019	451
2020	708
2021	841
2022	654
2023	1,044
2024	1,401
2025	929
2026	1,242

Download the Data

Data for records on 1999-08-03: 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	611
20 to 40	16
40 to 60	2
60 to 80	2
80 to 100	0
100 to 120	0
120 to 140	1