Weather Records on 16 August 1999

697 weather records were set or tied worldwide on 16 August 1999. Highest significance: Klaipeda, LT.

Key Facts for 16 August 1999

On 16 August 1999, 697 weather records were set or tied at long-record stations worldwide.
283 were record highs and 278 were record lows, counting maximum and minimum temperature.
By timescale, 3 were all-time records, 27 monthly and 667 daily.
Klaipeda set a daily record precipitation of 70.4 mm (2.8 in) on 16 August 1999.
Across 164 earlier years (1793 to 2026) the same calendar date averaged 465 records.

Record Map

697 stations

697 station records on 16 August 1999 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 16 August 1999: highest significance records shown on the map
Station	Country	Type	Value	Significance
Klaipeda	Lithuania	Record daily precipitation	70.4 mm (2.8 in)	57 of 100 (Notable)
Lexington	United States	Record high minimum temperature	26.1 C (79.0 F)	57 of 100 (Notable)
Felipe Carrillo Puerto (Dge)	Mexico	Record daily precipitation	95.0 mm (3.7 in)	52 of 100 (Notable)
Alvaro Obregon	Mexico	Record daily precipitation	105.2 mm (4.1 in)	51 of 100 (Notable)
Markelo	Netherlands	Record daily precipitation	33.2 mm (1.3 in)	51 of 100 (Notable)
Williams	United States	Record daily precipitation	37.3 mm (1.5 in)	51 of 100 (Notable)
Niznij Novgorod	Russia	Record daily precipitation	46.1 mm (1.8 in)	50 of 100 (Notable)
Fairmont	United States	Record low minimum temperature	4.4 C (39.9 F)	47 of 100 (Notable)
Alpine	United States	Record daily precipitation	25.4 mm (1.0 in)	45 of 100 (Notable)
Chetumal (Dge)	Mexico	Record daily precipitation	80.5 mm (3.2 in)	44 of 100 (Notable)
Monte Escobedo	Mexico	Record low minimum temperature	5.6 C (42.1 F)	42 of 100 (Notable)
Holbrook	United States	Record daily precipitation	30.7 mm (1.2 in)	42 of 100 (Notable)
Philippi	United States	Record low maximum temperature	21.7 C (71.1 F)	41 of 100 (Notable)
Sion 2	Switzerland	Record daily precipitation	32.5 mm (1.3 in)	40 of 100 (Notable)
Pabellon Campo Experimental	Mexico	Record low minimum temperature	6.7 C (44.1 F)	38 of 100 (Notable)
Presa Taxhimay	Mexico	Record high minimum temperature	17.8 C (64.0 F)	38 of 100 (Notable)
Ajojucar	Mexico	Record low minimum temperature	6.7 C (44.1 F)	37 of 100 (Notable)
Utsira Fyr	Norway	Record daily precipitation	43.9 mm (1.7 in)	37 of 100 (Notable)
San Miguel El Alto	Mexico	Record low minimum temperature	7.8 C (46.0 F)	36 of 100 (Notable)
Hetch Hetchy	United States	Record low minimum temperature	5.0 C (41.0 F)	36 of 100 (Notable)
Navajo Dam	United States	Record daily precipitation	29.2 mm (1.1 in)	36 of 100 (Notable)
Kredarica	Slovenia	Record daily precipitation	82.0 mm (3.2 in)	35 of 100 (Notable)
Gardiner	United States	Record low maximum temperature	18.9 C (66.0 F)	35 of 100 (Notable)
Presa Taxhimay	Mexico	Record high maximum temperature	30.0 C (86.0 F)	33 of 100 (Routine)
Lake Arthur 7 SW	United States	Record high maximum temperature	37.8 C (100.0 F)	33 of 100 (Routine)
Hansboro 4 NNE	United States	Record daily precipitation	50.8 mm (2.0 in)	33 of 100 (Routine)
St Petersburg	United States	Record low minimum temperature	20.6 C (69.1 F)	32 of 100 (Routine)
Clay	United States	Record daily precipitation	40.6 mm (1.6 in)	32 of 100 (Routine)
Montelimar	France	Record low maximum temperature	20.3 C (68.5 F)	31 of 100 (Routine)
Szombathely	Hungary	Record daily precipitation	31.2 mm (1.2 in)	31 of 100 (Routine)
Smartno Pri Slovenj Gradcu	Slovenia	Record daily precipitation	65.7 mm (2.6 in)	31 of 100 (Routine)
Garrison	United States	Record daily precipitation	38.4 mm (1.5 in)	31 of 100 (Routine)
Milan Exp STN	United States	Record low minimum temperature	10.6 C (51.1 F)	31 of 100 (Routine)
Derna	Libya	Record high minimum temperature	25.5 C (77.9 F)	30 of 100 (Routine)
La Tinaja	Mexico	Record high maximum temperature	33.9 C (93.0 F)	30 of 100 (Routine)
Chacalapa	Mexico	Record daily precipitation	71.6 mm (2.8 in)	30 of 100 (Routine)
Astrakan	Russia	Record high minimum temperature	22.6 C (72.7 F)	30 of 100 (Routine)
Palenque (Dge)	Mexico	Record low minimum temperature	18.9 C (66.0 F)	29 of 100 (Routine)
Presa Danxho	Mexico	Record low minimum temperature	3.3 C (37.9 F)	29 of 100 (Routine)
Dzitas	Mexico	Record daily precipitation	57.2 mm (2.3 in)	29 of 100 (Routine)
Ostaskov	Russia	Record daily precipitation	70.1 mm (2.8 in)	29 of 100 (Routine)
Lees Ferry	United States	Record low minimum temperature	12.8 C (55.0 F)	29 of 100 (Routine)
Spearman	United States	Record high maximum temperature	42.2 C (108.0 F)	29 of 100 (Routine)
New Orleans AP	United States	Record daily precipitation	41.7 mm (1.6 in)	29 of 100 (Routine)
Surigao	Philippines	Record low maximum temperature	25.5 C (77.9 F)	28 of 100 (Routine)
Sterlitamak	Russia	Record high minimum temperature	19.3 C (66.7 F)	28 of 100 (Routine)
Eufaula Wildlife Ref	United States	Record low minimum temperature	12.2 C (54.0 F)	28 of 100 (Routine)
Childs	United States	Record high minimum temperature	24.4 C (75.9 F)	28 of 100 (Routine)
Zhijiang	China	Record daily precipitation	77.8 mm (3.1 in)	27 of 100 (Routine)
Nancheng	China	Record daily precipitation	42.0 mm (1.7 in)	27 of 100 (Routine)
Makurazaki	Japan	Record low maximum temperature	26.6 C (79.9 F)	27 of 100 (Routine)
San Gaspar de Los Reyes	Mexico	Record low minimum temperature	7.8 C (46.0 F)	27 of 100 (Routine)
Max	United States	Record daily precipitation	31.8 mm (1.3 in)	27 of 100 (Routine)
Mudanjiang	China	Record high maximum temperature	35.5 C (95.9 F)	26 of 100 (Routine)
Presa Centenario	Mexico	Record low minimum temperature	8.9 C (48.0 F)	26 of 100 (Routine)
Almen	Netherlands	Record daily precipitation	28.9 mm (1.1 in)	26 of 100 (Routine)
Tovdal	Norway	Record daily precipitation	68.6 mm (2.7 in)	26 of 100 (Routine)
Leba	Poland	Record daily precipitation	27.9 mm (1.1 in)	26 of 100 (Routine)
Astrahanka	Russia	Record high maximum temperature	34.3 C (93.7 F)	26 of 100 (Routine)
Buffalo Bill Dam	United States	Record low minimum temperature	5.6 C (42.1 F)	26 of 100 (Routine)

Counts by Type and Timescale

697 records

Records set or tied on 16 August 1999 by type: Highest daily maximum 166, Lowest daily maximum 73, Highest daily minimum 117, Lowest daily minimum 205, Heaviest daily rainfall 136.

Records on 16 August 1999 by type
Record type	Records
Highest daily maximum	166
Lowest daily maximum	73
Highest daily minimum	117
Lowest daily minimum	205
Heaviest daily rainfall	136
Heaviest daily snowfall	0
Deepest snow cover	0

Records on 16 August 1999 by timescale: all-time 3, monthly 27, daily 667.

How Much Records Were Beaten By

497 broken records

Margins by which the 497 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 87.9. Ties are not counted.

Top 20 by Significance

16 August 1999

Top 20 records on 16 August 1999 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
16 August 1999	Klaipeda, LT	daily rain	70.4 mm (2.8 in)	54.4 mm (2.1 in)	36 years	57 of 100 (Notable)
16 August 1999	Lexington, US	all-time high min	26.1 C (79.0 F)	0.5 C (0.9 F)	93 years	57 of 100 (Notable)
16 August 1999	Felipe Carrillo Puerto (Dge), MX	daily rain	95.0 mm (3.7 in)	67.1 mm (2.6 in)	28 years	52 of 100 (Notable)
16 August 1999	Alvaro Obregon, MX	daily rain	105.2 mm (4.1 in)	87.9 mm (3.5 in)	28 years	51 of 100 (Notable)
16 August 1999	Markelo, NL	daily rain	33.2 mm (1.3 in)	21.1 mm (0.8 in)	41 years	51 of 100 (Notable)
16 August 1999	Williams, US	daily rain	37.3 mm (1.5 in)	14.7 mm (0.6 in)	80 years	51 of 100 (Notable)
16 August 1999	Niznij Novgorod, RU	daily rain	46.1 mm (1.8 in)	31.2 mm (1.2 in)	1 year	50 of 100 (Notable)
16 August 1999	Fairmont, US	daily low min	4.4 C (39.9 F)	2.8 C (5.0 F)	101 years	47 of 100 (Notable)
16 August 1999	Alpine, US	daily rain	25.4 mm (1.0 in)	7.6 mm (0.30 in)	86 years	45 of 100 (Notable)
16 August 1999	Chetumal (Dge), MX	daily rain	80.5 mm (3.2 in)	61.4 mm (2.4 in)	0 years	44 of 100 (Notable)
16 August 1999	Monte Escobedo, MX	daily low min	5.6 C (42.1 F)	4.4 C (7.9 F)	30 years	42 of 100 (Notable)
16 August 1999	Holbrook, US	daily rain	30.7 mm (1.2 in)	9.9 mm (0.39 in)	57 years	42 of 100 (Notable)
16 August 1999	Philippi, US	daily low max	21.7 C (71.1 F)	1.1 C (2.0 F)	93 years	41 of 100 (Notable)
16 August 1999	Sion 2, CH	daily rain	32.5 mm (1.3 in)	2.1 mm (0.08 in)	93 years	40 of 100 (Notable)
16 August 1999	Pabellon Campo Experimental, MX	daily low min	6.7 C (44.1 F)	2.7 C (4.9 F)	60 years	38 of 100 (Notable)
16 August 1999	Presa Taxhimay, MX	daily high min	17.8 C (64.0 F)	4.5 C (8.1 F)	29 years	38 of 100 (Notable)
16 August 1999	Ajojucar, MX	daily low min	6.7 C (44.1 F)	3.3 C (5.9 F)	49 years	37 of 100 (Notable)
16 August 1999	Utsira Fyr, NO	daily rain	43.9 mm (1.7 in)	19.8 mm (0.8 in)	26 years	37 of 100 (Notable)
16 August 1999	San Miguel El Alto, MX	daily low min	7.8 C (46.0 F)	2.2 C (4.0 F)	56 years	36 of 100 (Notable)
16 August 1999	Hetch Hetchy, US	daily low min	5.0 C (41.0 F)	0.6 C (1.1 F)	85 years	36 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

1793 to 1999

Records set or tied on this calendar date in each year from 1793 to 1999. 1999 had 697 records.

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

Records on 08-16 in each year
Year	Records
1793	1
1802	2
1811	1
1827	1
1833	1
1835	1
1838	1
1841	1
1844	2
1850	1
1856	1
1861	2
1862	1
1863	1
1868	2
1869	1
1871	1
1873	1
1875	2
1876	5
1878	1
1879	3
1880	2
1882	2
1883	2
1885	4
1886	1
1887	2
1888	5
1890	5
1891	2
1893	6
1894	1
1895	4
1896	5
1897	4
1898	6
1899	2
1900	3
1901	7
1902	5
1903	12
1904	9
1905	9
1906	11
1907	20
1908	31
1909	25
1910	14
1911	16
1912	30
1913	88
1914	10
1915	32
1916	147
1917	27
1918	72
1919	13
1920	144
1921	42
1922	148
1923	135
1924	139
1925	92
1926	165
1927	314
1928	207
1929	509
1930	158
1931	336
1932	348
1933	260
1934	504
1935	496
1936	728
1937	818
1938	700
1939	340
1940	287
1941	371
1942	447
1943	579
1944	467
1945	370
1946	313
1947	477
1948	342
1949	345
1950	305
1951	423
1952	552
1953	558
1954	648
1955	558
1956	413
1957	402
1958	1,013
1959	354
1960	518
1961	866
1962	423
1963	897
1964	831
1965	565
1966	433
1967	829
1968	824
1969	684
1970	386
1971	641
1972	997
1973	592
1974	689
1975	766
1976	1,153
1977	831
1978	835
1979	1,698
1980	855
1981	766
1982	516
1983	1,251
1984	662
1985	1,063
1986	811
1987	1,120
1988	1,594
1989	730
1990	702
1991	601
1992	2,027
1993	820
1994	1,075
1995	1,542
1996	678
1997	1,284
1998	865
1999	697
2000	873
2001	1,136
2002	1,258
2003	1,220
2004	1,239
2005	813
2006	894
2007	1,442
2008	1,183
2009	1,128
2010	1,239
2011	896
2012	670
2013	770
2014	640
2015	841
2016	786
2017	672
2018	412
2019	430
2020	1,382
2021	825
2022	1,145
2023	1,354
2024	765
2025	661
2026	661

Download the Data

Data for records on 1999-08-16: 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	480
20 to 40	13
40 to 60	1
60 to 80	2
80 to 100	1