Weather Records on 26 August 1999

1,023 weather records were set or tied worldwide on 26 August 1999. Highest significance: Robinvale, AU.

Key Facts for 26 August 1999

On 26 August 1999, 1,023 weather records were set or tied at long-record stations worldwide.
595 were record highs and 115 were record lows, counting maximum and minimum temperature.
By timescale, 2 were all-time records, 26 monthly and 995 daily.
Robinvale set a daily record precipitation of 28.0 mm (1.1 in) on 26 August 1999.
Across 169 earlier years (1797 to 2026) the same calendar date averaged 431 records.

Record Map

1,023 stations

1,023 station records on 26 August 1999 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 26 August 1999: highest significance records shown on the map
Station	Country	Type	Value	Significance
Robinvale	Australia	Record daily precipitation	28.0 mm (1.1 in)	63 of 100 (Major)
Rahway	United States	Record daily precipitation	101.3 mm (4.0 in)	61 of 100 (Major)
Ust-Ilimsk	Russia	Record daily precipitation	87.9 mm (3.5 in)	60 of 100 (Major)
Alderson	United States	Record daily precipitation	62.5 mm (2.5 in)	58 of 100 (Notable)
Cortland	United States	Record high minimum temperature	27.2 C (81.0 F)	57 of 100 (Notable)
Glenorchy	Australia	Record daily precipitation	30.0 mm (1.2 in)	55 of 100 (Notable)
Enfield	United States	Record daily precipitation	114.3 mm (4.5 in)	54 of 100 (Notable)
Casa Blanca	Mexico	Record daily precipitation	95.0 mm (3.7 in)	52 of 100 (Notable)
El Derrame	Mexico	Record daily precipitation	49.3 mm (1.9 in)	50 of 100 (Notable)
Lewisburg 3 N	United States	Record daily precipitation	53.3 mm (2.1 in)	50 of 100 (Notable)
Wuppertal-Buchenhofen	Germany	Record daily precipitation	49.4 mm (1.9 in)	48 of 100 (Notable)
Bridport Post Office	Australia	Record daily precipitation	32.0 mm (1.3 in)	47 of 100 (Notable)
Oneonta	United States	Record daily precipitation	48.5 mm (1.9 in)	47 of 100 (Notable)
Dunolly	Australia	Record daily precipitation	26.0 mm (1.0 in)	46 of 100 (Notable)
Presa Taxhimay	Mexico	Record high minimum temperature	18.9 C (66.0 F)	46 of 100 (Notable)
Grand Coteau	United States	Record high maximum temperature	38.9 C (102.0 F)	46 of 100 (Notable)
Bluestone Lake	United States	Record daily precipitation	62.0 mm (2.4 in)	46 of 100 (Notable)
Petropavlovskij Majak	Russia	Record low maximum temperature	7.4 C (45.3 F)	45 of 100 (Notable)
Greenville	United States	Record daily precipitation	43.2 mm (1.7 in)	45 of 100 (Notable)
Nhill	Australia	Record high minimum temperature	12.4 C (54.3 F)	44 of 100 (Notable)
Yandoit	Australia	Record daily precipitation	31.0 mm (1.2 in)	44 of 100 (Notable)
Northdown (Hamley)	Australia	Record daily precipitation	26.4 mm (1.0 in)	44 of 100 (Notable)
Wilmington Porter Rsch	United States	Record daily precipitation	71.6 mm (2.8 in)	44 of 100 (Notable)
Purvis 2N	United States	Record daily precipitation	74.4 mm (2.9 in)	44 of 100 (Notable)
Moorefield 1 SSE	United States	Record daily precipitation	32.0 mm (1.3 in)	44 of 100 (Notable)
Kerch	Ukraine	Record daily precipitation	93.7 mm (3.7 in)	43 of 100 (Notable)
Wytheville	United States	Record daily precipitation	28.2 mm (1.1 in)	43 of 100 (Notable)
Tashkent	Uzbekistan	Record high minimum temperature	24.3 C (75.7 F)	43 of 100 (Notable)
El Puerto	Mexico	Record daily precipitation	41.9 mm (1.6 in)	42 of 100 (Notable)
Barguzinskij Zapovednik	Russia	Record daily precipitation	26.0 mm (1.0 in)	42 of 100 (Notable)
Alfred	United States	Record daily precipitation	36.6 mm (1.4 in)	42 of 100 (Notable)
White Sulphur Springs	United States	Record daily precipitation	27.9 mm (1.1 in)	42 of 100 (Notable)
Melbourne Regional Office	Australia	Record high minimum temperature	14.2 C (57.6 F)	41 of 100 (Notable)
Pratt 3NW	United States	Record high maximum temperature	43.3 C (109.9 F)	41 of 100 (Notable)
Wolfsburg	United States	Record daily precipitation	53.1 mm (2.1 in)	40 of 100 (Notable)
Hot Springs	United States	Record daily precipitation	41.7 mm (1.6 in)	40 of 100 (Notable)
Tyler Pounds Fld	United States	Record high maximum temperature	39.4 C (102.9 F)	40 of 100 (Notable)
Rotenburg (Wumme)	Germany	Record daily precipitation	34.4 mm (1.4 in)	39 of 100 (Notable)
Atotonilco	Mexico	Record high minimum temperature	13.9 C (57.0 F)	39 of 100 (Notable)
Huetamo	Mexico	Record low maximum temperature	24.4 C (75.9 F)	39 of 100 (Notable)
Willcox	United States	Record high minimum temperature	21.1 C (70.0 F)	39 of 100 (Notable)
Natchez	United States	Record high minimum temperature	24.4 C (75.9 F)	39 of 100 (Notable)
Deniliquin (Wilkinson St)	Australia	Record high minimum temperature	12.8 C (55.0 F)	37 of 100 (Notable)
Toms River	United States	Record daily precipitation	50.8 mm (2.0 in)	37 of 100 (Notable)
Concord 4 SSW	United States	Record daily precipitation	62.0 mm (2.4 in)	37 of 100 (Notable)
Willow Grove NAS	United States	Record daily precipitation	55.1 mm (2.2 in)	37 of 100 (Notable)
Bad Salzuflen	Germany	Record daily precipitation	45.1 mm (1.8 in)	36 of 100 (Notable)
Omsk	Russia	Record high minimum temperature	18.0 C (64.4 F)	36 of 100 (Notable)
Auberry 2 NW	United States	Record high minimum temperature	25.6 C (78.1 F)	36 of 100 (Notable)
Frederick Police Brks	United States	Record daily precipitation	52.1 mm (2.1 in)	36 of 100 (Notable)
Stuart	United States	Record daily precipitation	61.5 mm (2.4 in)	36 of 100 (Notable)
Porterville	United States	Record high minimum temperature	23.3 C (73.9 F)	35 of 100 (Notable)
Hattiesburg 5SW	United States	Record daily precipitation	57.7 mm (2.3 in)	35 of 100 (Notable)
Louisburg	United States	Record daily precipitation	162.1 mm (6.4 in)	35 of 100 (Notable)
Hacker Valley	United States	Record daily precipitation	36.1 mm (1.4 in)	35 of 100 (Notable)
Torrevieja	Spain	Record high minimum temperature	27.5 C (81.5 F)	34 of 100 (Routine)
Donaldsonville 4 SW	United States	Record high minimum temperature	25.0 C (77.0 F)	34 of 100 (Routine)
Chapel Hill 2 W	United States	Record daily precipitation	34.8 mm (1.4 in)	34 of 100 (Routine)
Durham	United States	Record daily precipitation	53.3 mm (2.1 in)	34 of 100 (Routine)
Elkin	United States	Record daily precipitation	29.2 mm (1.1 in)	34 of 100 (Routine)

Counts by Type and Timescale

1,023 records

Records set or tied on 26 August 1999 by type: Highest daily maximum 217, Lowest daily maximum 67, Highest daily minimum 378, Lowest daily minimum 48, Heaviest daily rainfall 312, Heaviest daily snowfall 1.

Records on 26 August 1999 by type
Record type	Records
Highest daily maximum	217
Lowest daily maximum	67
Highest daily minimum	378
Lowest daily minimum	48
Heaviest daily rainfall	312
Heaviest daily snowfall	1
Deepest snow cover	0

Records on 26 August 1999 by timescale: all-time 2, monthly 26, daily 995.

How Much Records Were Beaten By

751 broken records

Margins by which the 751 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 68.3. Ties are not counted.

Top 20 by Significance

26 August 1999

Top 20 records on 26 August 1999 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
26 August 1999	Robinvale, AU	daily rain	28.0 mm (1.1 in)	20.9 mm (0.8 in)	56 years	63 of 100 (Major)
26 August 1999	Rahway, US	daily rain	101.3 mm (4.0 in)	68.3 mm (2.7 in)	57 years	61 of 100 (Major)
26 August 1999	Ust-Ilimsk, RU	daily rain	87.9 mm (3.5 in)	67.4 mm (2.7 in)	46 years	60 of 100 (Major)
26 August 1999	Alderson, US	daily rain	62.5 mm (2.5 in)	45.7 mm (1.8 in)	44 years	58 of 100 (Notable)
26 August 1999	Cortland, US	daily high min	27.2 C (81.0 F)	7.8 C (14.0 F)	98 years	57 of 100 (Notable)
26 August 1999	Glenorchy, AU	daily rain	30.0 mm (1.2 in)	14.5 mm (0.6 in)	60 years	55 of 100 (Notable)
26 August 1999	Enfield, US	daily rain	114.3 mm (4.5 in)	40.4 mm (1.6 in)	72 years	54 of 100 (Notable)
26 August 1999	Casa Blanca, MX	monthly rain	95.0 mm (3.7 in)	32.0 mm (1.3 in)	34 years	52 of 100 (Notable)
26 August 1999	El Derrame, MX	daily rain	49.3 mm (1.9 in)	40.4 mm (1.6 in)	32 years	50 of 100 (Notable)
26 August 1999	Lewisburg 3 N, US	daily rain	53.3 mm (2.1 in)	26.1 mm (1.0 in)	61 years	50 of 100 (Notable)
26 August 1999	Wuppertal-Buchenhofen, DE	daily rain	49.4 mm (1.9 in)	23.4 mm (0.9 in)	41 years	48 of 100 (Notable)
26 August 1999	Bridport Post Office, AU	daily rain	32.0 mm (1.3 in)	14.0 mm (0.6 in)	60 years	47 of 100 (Notable)
26 August 1999	Oneonta, US	daily rain	48.5 mm (1.9 in)	12.9 mm (0.5 in)	94 years	47 of 100 (Notable)
26 August 1999	Dunolly, AU	daily rain	26.0 mm (1.0 in)	4.2 mm (0.17 in)	97 years	46 of 100 (Notable)
26 August 1999	Presa Taxhimay, MX	daily high min	18.9 C (66.0 F)	5.0 C (9.0 F)	45 years	46 of 100 (Notable)
26 August 1999	Grand Coteau, US	daily high max	38.9 C (102.0 F)	1.7 C (3.1 F)	96 years	46 of 100 (Notable)
26 August 1999	Bluestone Lake, US	daily rain	62.0 mm (2.4 in)	47.0 mm (1.9 in)	5 years	46 of 100 (Notable)
26 August 1999	Petropavlovskij Majak, RU	monthly low max	7.4 C (45.3 F)	0.6 C (1.1 F)	86 years	45 of 100 (Notable)
26 August 1999	Greenville, US	daily rain	43.2 mm (1.7 in)	20.3 mm (0.8 in)	72 years	45 of 100 (Notable)
26 August 1999	Nhill, AU	daily high min	12.4 C (54.3 F)	2.4 C (4.3 F)	86 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

1797 to 1999

Records set or tied on this calendar date in each year from 1797 to 1999. 1999 had 1,023 records.

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

Records on 08-26 in each year
Year	Records
1797	1
1800	2
1802	1
1807	3
1809	1
1810	1
1811	1
1812	1
1813	2
1814	1
1816	1
1835	1
1837	1
1838	2
1850	1
1851	1
1854	4
1855	2
1858	2
1859	1
1861	1
1864	4
1866	1
1869	1
1870	1
1872	2
1873	1
1879	1
1881	2
1885	4
1887	1
1888	1
1889	3
1890	2
1891	3
1892	3
1893	2
1894	3
1895	2
1896	8
1897	2
1898	2
1899	2
1900	8
1901	21
1902	5
1903	16
1904	7
1905	9
1906	24
1907	7
1908	27
1909	27
1910	18
1911	17
1912	48
1913	20
1914	41
1915	20
1916	40
1917	44
1918	24
1919	106
1920	39
1921	41
1922	84
1923	83
1924	651
1925	107
1926	184
1927	287
1928	141
1929	116
1930	201
1931	183
1932	298
1933	330
1934	290
1935	327
1936	701
1937	417
1938	428
1939	310
1940	509
1941	555
1942	576
1943	682
1944	855
1945	456
1946	419
1947	458
1948	1,063
1949	506
1950	294
1951	276
1952	354
1953	726
1954	700
1955	611
1956	283
1957	566
1958	662
1959	607
1960	381
1961	503
1962	493
1963	526
1964	312
1965	553
1966	639
1967	569
1968	375
1969	599
1970	939
1971	515
1972	610
1973	633
1974	567
1975	581
1976	427
1977	763
1978	535
1979	1,098
1980	933
1981	916
1982	754
1983	1,144
1984	660
1985	944
1986	804
1987	1,576
1988	658
1989	949
1990	779
1991	883
1992	1,743
1993	1,063
1994	668
1995	1,085
1996	950
1997	1,297
1998	1,277
1999	1,023
2000	778
2001	1,654
2002	1,100
2003	815
2004	1,093
2005	878
2006	935
2007	1,039
2008	1,050
2009	654
2010	1,600
2011	1,374
2012	657
2013	807
2014	670
2015	990
2016	1,029
2017	527
2018	620
2019	858
2020	769
2021	527
2022	583
2023	1,144
2024	714
2025	1,344
2026	906

Download the Data

Data for records on 1999-08-26: 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 10	664
10 to 20	44
20 to 30	26
30 to 40	8
40 to 50	7
50 to 60	0
60 to 70	2