Weather Records on 13 August 1999

1,363 weather records were set or tied worldwide on 13 August 1999. Highest significance: Matanuska Exp Farm, US.

Key Facts for 13 August 1999

On 13 August 1999, 1,363 weather records were set or tied at long-record stations worldwide.
806 were record highs and 296 were record lows, counting maximum and minimum temperature.
By timescale, 14 were all-time records, 51 monthly and 1,298 daily.
Matanuska Exp Farm set a daily record precipitation of 44.5 mm (1.8 in) on 13 August 1999.
Across 159 earlier years (1793 to 2026) the same calendar date averaged 469 records.

Record Map

1,363 stations

1,363 station records on 13 August 1999 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 13 August 1999: highest significance records shown on the map
Station	Country	Type	Value	Significance
Matanuska Exp Farm	United States	Record daily precipitation	44.5 mm (1.8 in)	70 of 100 (Major)
Petersburg 3SSW	United States	Record daily precipitation	86.4 mm (3.4 in)	61 of 100 (Major)
Bumbaldry (Gold 'N' Grove)	Australia	Record daily precipitation	35.0 mm (1.4 in)	55 of 100 (Notable)
Inari Ivalo Lentoasema	Finland	Record daily precipitation	45.3 mm (1.8 in)	55 of 100 (Notable)
Janiskoski	Russia	Record daily precipitation	42.9 mm (1.7 in)	55 of 100 (Notable)
Rugby (Carovale)	Australia	Record daily precipitation	39.2 mm (1.5 in)	54 of 100 (Notable)
Sirbma	Norway	Record daily precipitation	57.7 mm (2.3 in)	54 of 100 (Notable)
Inari Nellim-1	Finland	Record daily precipitation	46.8 mm (1.8 in)	53 of 100 (Notable)
Rustefjelbma	Norway	Record daily precipitation	29.9 mm (1.2 in)	53 of 100 (Notable)
Inari Raja-Jooseppi Akujarvi	Finland	Record daily precipitation	49.0 mm (1.9 in)	52 of 100 (Notable)
Utsjoki Outakoski	Finland	Record daily precipitation	35.0 mm (1.4 in)	52 of 100 (Notable)
Inari Ivalo	Finland	Record daily precipitation	44.0 mm (1.7 in)	52 of 100 (Notable)
Bismarck 7 N	United States	Record daily precipitation	56.4 mm (2.2 in)	52 of 100 (Notable)
Astrakan	Russia	Record daily precipitation	72.2 mm (2.8 in)	51 of 100 (Notable)
Clinton 1SSW	United States	Record daily precipitation	95.3 mm (3.8 in)	50 of 100 (Notable)
Decatur Wtp	United States	Record daily precipitation	85.9 mm (3.4 in)	50 of 100 (Notable)
Karasjok	Norway	Record daily precipitation	29.4 mm (1.2 in)	48 of 100 (Notable)
Grand Haven Fire Dept	United States	Record daily precipitation	57.2 mm (2.3 in)	48 of 100 (Notable)
Elwha Rs	United States	Record daily precipitation	40.6 mm (1.6 in)	48 of 100 (Notable)
Inari Riutula	Finland	Record daily precipitation	31.8 mm (1.3 in)	47 of 100 (Notable)
Highland Home	United States	Record high minimum temperature	24.4 C (75.9 F)	46 of 100 (Notable)
Corinth 5 WSW	United States	Record high maximum temperature	40.0 C (104.0 F)	46 of 100 (Notable)
Skogfoss	Norway	Record daily precipitation	46.5 mm (1.8 in)	45 of 100 (Notable)
Vladikavkaz	Russia	Record daily precipitation	29.0 mm (1.1 in)	45 of 100 (Notable)
Bodie California St Historic P	United States	Record low minimum temperature	-6.7 C (19.9 F)	45 of 100 (Notable)
Lincoln	United States	Record daily precipitation	83.1 mm (3.3 in)	45 of 100 (Notable)
Crookston NW Exp STN	United States	Record low maximum temperature	15.0 C (59.0 F)	45 of 100 (Notable)
Pokegama Dam	United States	Record low maximum temperature	14.4 C (57.9 F)	45 of 100 (Notable)
Larimore 4SW	United States	Record low maximum temperature	13.3 C (55.9 F)	45 of 100 (Notable)
Crookwell Post Office	Australia	Record daily precipitation	48.2 mm (1.9 in)	44 of 100 (Notable)
Sandy Lake Dam Libby	United States	Record low maximum temperature	16.1 C (61.0 F)	44 of 100 (Notable)
Albion 1 N	United States	Record daily precipitation	37.3 mm (1.5 in)	44 of 100 (Notable)
Mt Ida 3 SE	United States	Record high minimum temperature	25.0 C (77.0 F)	43 of 100 (Notable)
Rushville	United States	Record daily precipitation	98.3 mm (3.9 in)	43 of 100 (Notable)
Farmerville	United States	Record high maximum temperature	38.9 C (102.0 F)	43 of 100 (Notable)
Beaufort Wwtp	United States	Record high minimum temperature	26.7 C (80.1 F)	43 of 100 (Notable)
Hayward Rs	United States	Record low maximum temperature	20.0 C (68.0 F)	43 of 100 (Notable)
Hayward Rs	United States	Record daily precipitation	48.5 mm (1.9 in)	43 of 100 (Notable)
Sault Ste Marie Sanderson Fld	United States	Record daily precipitation	54.9 mm (2.2 in)	43 of 100 (Notable)
Woodhouselee (Leeston)	Australia	Record daily precipitation	39.0 mm (1.5 in)	42 of 100 (Notable)
Fayette	United States	Record high minimum temperature	23.3 C (73.9 F)	42 of 100 (Notable)
Anniston Metro AP	United States	Record high minimum temperature	24.4 C (75.9 F)	42 of 100 (Notable)
Gainesville	United States	Record high minimum temperature	22.8 C (73.0 F)	41 of 100 (Notable)
Brownsville	United States	Record high minimum temperature	26.1 C (79.0 F)	41 of 100 (Notable)
Franklin Sewage Plt	United States	Record high maximum temperature	37.2 C (99.0 F)	41 of 100 (Notable)
Lewisburg Exp STN	United States	Record high maximum temperature	39.4 C (102.9 F)	41 of 100 (Notable)
Jacksonville 2E	United States	Record daily precipitation	47.0 mm (1.9 in)	40 of 100 (Notable)
Osceola	United States	Record daily precipitation	64.3 mm (2.5 in)	40 of 100 (Notable)
Steele 4N	United States	Record low maximum temperature	14.4 C (57.9 F)	40 of 100 (Notable)
Kingstree	United States	Record high maximum temperature	40.6 C (105.1 F)	40 of 100 (Notable)
Taylors Flat (Davislea)	Australia	Record daily precipitation	43.0 mm (1.7 in)	39 of 100 (Notable)
Hollum	Netherlands	Record daily precipitation	29.0 mm (1.1 in)	39 of 100 (Notable)
Fergus Falls	United States	Record daily precipitation	56.6 mm (2.2 in)	39 of 100 (Notable)
Langdon Exp Farm	United States	Record low maximum temperature	15.6 C (60.1 F)	39 of 100 (Notable)
Carrollton	United States	Record high maximum temperature	36.7 C (98.1 F)	38 of 100 (Notable)
Oregon	United States	Record low maximum temperature	19.4 C (66.9 F)	38 of 100 (Notable)
Laurinburg	United States	Record high minimum temperature	26.1 C (79.0 F)	38 of 100 (Notable)
Dover 1 W	United States	Record high maximum temperature	38.3 C (100.9 F)	38 of 100 (Notable)
Dwtn Charleston	United States	Record high minimum temperature	28.3 C (82.9 F)	38 of 100 (Notable)
Tashkent	Uzbekistan	Record low maximum temperature	28.0 C (82.4 F)	38 of 100 (Notable)

Counts by Type and Timescale

1,363 records

Records set or tied on 13 August 1999 by type: Highest daily maximum 391, Lowest daily maximum 118, Highest daily minimum 415, Lowest daily minimum 178, Heaviest daily rainfall 261.

Records on 13 August 1999 by type
Record type	Records
Highest daily maximum	391
Lowest daily maximum	118
Highest daily minimum	415
Lowest daily minimum	178
Heaviest daily rainfall	261
Heaviest daily snowfall	0
Deepest snow cover	0

Records on 13 August 1999 by timescale: all-time 14, monthly 51, daily 1,298.

How Much Records Were Beaten By

929 broken records

Margins by which the 929 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 71.4. Ties are not counted.

Top 20 by Significance

13 August 1999

Top 20 records on 13 August 1999 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
13 August 1999	Matanuska Exp Farm, US	daily rain	44.5 mm (1.8 in)	23.4 mm (0.9 in)	73 years	70 of 100 (Major)
13 August 1999	Petersburg 3SSW, US	daily rain	86.4 mm (3.4 in)	71.4 mm (2.8 in)	52 years	61 of 100 (Major)
13 August 1999	Bumbaldry (Gold 'N' Grove), AU	daily rain	35.0 mm (1.4 in)	15.7 mm (0.6 in)	89 years	55 of 100 (Notable)
13 August 1999	Inari Ivalo Lentoasema, FI	daily rain	45.3 mm (1.8 in)	38.4 mm (1.5 in)	38 years	55 of 100 (Notable)
13 August 1999	Janiskoski, RU	daily rain	42.9 mm (1.7 in)	26.7 mm (1.1 in)	36 years	55 of 100 (Notable)
13 August 1999	Rugby (Carovale), AU	daily rain	39.2 mm (1.5 in)	15.1 mm (0.6 in)	89 years	54 of 100 (Notable)
13 August 1999	Sirbma, NO	all-time rain	57.7 mm (2.3 in)	11.2 mm (0.4 in)	23 years	54 of 100 (Notable)
13 August 1999	Inari Nellim-1, FI	daily rain	46.8 mm (1.8 in)	39.4 mm (1.6 in)	30 years	53 of 100 (Notable)
13 August 1999	Rustefjelbma, NO	daily rain	29.9 mm (1.2 in)	16.6 mm (0.7 in)	32 years	53 of 100 (Notable)
13 August 1999	Inari Raja-Jooseppi Akujarvi, FI	daily rain	49.0 mm (1.9 in)	41.7 mm (1.6 in)	30 years	52 of 100 (Notable)
13 August 1999	Utsjoki Outakoski, FI	daily rain	35.0 mm (1.4 in)	21.4 mm (0.8 in)	32 years	52 of 100 (Notable)
13 August 1999	Inari Ivalo, FI	daily rain	44.0 mm (1.7 in)	37.2 mm (1.5 in)	32 years	52 of 100 (Notable)
13 August 1999	Bismarck 7 N, US	daily rain	56.4 mm (2.2 in)	37.3 mm (1.5 in)	41 years	52 of 100 (Notable)
13 August 1999	Astrakan, RU	monthly rain	72.2 mm (2.8 in)	8.7 mm (0.34 in)	61 years	51 of 100 (Notable)
13 August 1999	Clinton 1SSW, US	daily rain	95.3 mm (3.8 in)	40.7 mm (1.6 in)	50 years	50 of 100 (Notable)
13 August 1999	Decatur Wtp, US	daily rain	85.9 mm (3.4 in)	17.3 mm (0.7 in)	96 years	50 of 100 (Notable)
13 August 1999	Karasjok, NO	daily rain	29.4 mm (1.2 in)	9.4 mm (0.37 in)	64 years	48 of 100 (Notable)
13 August 1999	Grand Haven Fire Dept, US	daily rain	57.2 mm (2.3 in)	30.0 mm (1.2 in)	56 years	48 of 100 (Notable)
13 August 1999	Elwha Rs, US	daily rain	40.6 mm (1.6 in)	28.9 mm (1.1 in)	12 years	48 of 100 (Notable)
13 August 1999	Inari Riutula, FI	daily rain	31.8 mm (1.3 in)	26.0 mm (1.0 in)	13 years	47 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 1,363 records.

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

Records on 08-13 in each year
Year	Records
1793	1
1796	1
1807	1
1843	2
1849	1
1855	1
1856	1
1857	1
1861	3
1864	3
1867	3
1868	2
1871	1
1872	1
1874	1
1876	3
1878	1
1879	1
1881	1
1885	3
1886	1
1887	5
1889	3
1890	2
1891	1
1892	1
1893	3
1894	4
1895	6
1896	4
1897	9
1898	2
1899	4
1900	3
1901	3
1902	23
1903	12
1904	11
1905	11
1906	8
1907	3
1908	36
1909	33
1910	9
1911	41
1912	53
1913	20
1914	19
1915	32
1916	64
1917	62
1918	68
1919	38
1920	56
1921	34
1922	39
1923	84
1924	168
1925	145
1926	168
1927	113
1928	215
1929	184
1930	490
1931	596
1932	369
1933	291
1934	427
1935	400
1936	705
1937	370
1938	442
1939	276
1940	631
1941	516
1942	388
1943	611
1944	761
1945	355
1946	599
1947	685
1948	346
1949	420
1950	436
1951	373
1952	985
1953	238
1954	781
1955	732
1956	355
1957	432
1958	352
1959	363
1960	460
1961	503
1962	550
1963	583
1964	1,526
1965	734
1966	565
1967	1,091
1968	828
1969	663
1970	390
1971	431
1972	485
1973	452
1974	572
1975	462
1976	693
1977	678
1978	761
1979	1,198
1980	502
1981	534
1982	653
1983	647
1984	597
1985	829
1986	609
1987	1,106
1988	1,363
1989	637
1990	770
1991	845
1992	1,666
1993	993
1994	944
1995	1,910
1996	1,276
1997	1,009
1998	917
1999	1,363
2000	719
2001	861
2002	1,475
2003	1,993
2004	2,040
2005	1,418
2006	1,023
2007	1,243
2008	842
2009	806
2010	1,783
2011	736
2012	969
2013	430
2014	701
2015	653
2016	1,064
2017	523
2018	462
2019	653
2020	753
2021	928
2022	799
2023	763
2024	1,061
2025	714
2026	1,097

Download the Data

Data for records on 1999-08-13: 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 2026-10-15 (15 October 2026). Records are computed by this site and are not official.

Data as of 2026-10-15. Last revised 15 October 2026 (2026-10-15).

Margin	Records
0 to 10	859
10 to 20	38
20 to 30	18
30 to 40	10
40 to 50	3
50 to 60	0
60 to 70	0
70 to 80	1