Weather Records on 9 August 2001

1,485 weather records were set or tied worldwide on 9 August 2001. Highest significance: Abu Hamed, SD.

Key Facts for 9 August 2001

On 9 August 2001, 1,485 weather records were set or tied at long-record stations worldwide.
1,087 were record highs and 159 were record lows, counting maximum and minimum temperature.
By timescale, 23 were all-time records, 74 monthly and 1,388 daily.
Abu Hamed set a monthly record daily precipitation of 62.2 mm (2.4 in) on 9 August 2001.
Across 156 earlier years (1798 to 2026) the same calendar date averaged 468 records.

Record Map

1,485 stations

1,485 station records on 9 August 2001 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 9 August 2001: highest significance records shown on the map
Station	Country	Type	Value	Significance
Abu Hamed	Sudan	Record daily precipitation	62.2 mm (2.4 in)	65 of 100 (Major)
Scheveningen	Netherlands	Record daily precipitation	45.2 mm (1.8 in)	54 of 100 (Notable)
Tasiilaq	Greenland [Denmark]	Record daily precipitation	39.9 mm (1.6 in)	52 of 100 (Notable)
Castricum	Netherlands	Record daily precipitation	40.9 mm (1.6 in)	52 of 100 (Notable)
Ashley	United States	Record daily precipitation	25.4 mm (1.0 in)	52 of 100 (Notable)
Ola	Russia	Record daily precipitation	45.6 mm (1.8 in)	51 of 100 (Notable)
Cairo 3N	United States	Record daily precipitation	62.5 mm (2.5 in)	51 of 100 (Notable)
Van Vleet	United States	Record daily precipitation	84.6 mm (3.3 in)	50 of 100 (Notable)
Asuncion Nochixtlan	Mexico	Record high maximum temperature	35.6 C (96.1 F)	49 of 100 (Notable)
Begumpet Obsy	India	Record daily precipitation	83.1 mm (3.3 in)	48 of 100 (Notable)
Middletown 2 NW	United States	Record high maximum temperature	35.6 C (96.1 F)	48 of 100 (Notable)
Hoogkarspel	Netherlands	Record daily precipitation	50.6 mm (2.0 in)	47 of 100 (Notable)
Moorestown 4 E	United States	Record high maximum temperature	40.0 C (104.0 F)	47 of 100 (Notable)
Valley City 3 NNW	United States	Record daily precipitation	38.1 mm (1.5 in)	47 of 100 (Notable)
Cherry Tree	Australia	Record daily precipitation	30.6 mm (1.2 in)	46 of 100 (Notable)
Syracuse Hancock Intl AP	United States	Record high maximum temperature	37.8 C (100.0 F)	46 of 100 (Notable)
Clifton	United States	Record low maximum temperature	23.9 C (75.0 F)	45 of 100 (Notable)
Manistee 3SE	United States	Record high minimum temperature	24.4 C (75.9 F)	45 of 100 (Notable)
Hoogwoud	Netherlands	Record daily precipitation	31.4 mm (1.2 in)	44 of 100 (Notable)
Hesperia 4 WNW	United States	Record high maximum temperature	35.0 C (95.0 F)	44 of 100 (Notable)
Houghton Lake 6 WSW	United States	Record high maximum temperature	38.3 C (100.9 F)	44 of 100 (Notable)
Central Michigan UNIV	United States	Record high maximum temperature	37.2 C (99.0 F)	44 of 100 (Notable)
Saint Johns	United States	Record high maximum temperature	36.1 C (97.0 F)	44 of 100 (Notable)
Mt Morris 2W	United States	Record high maximum temperature	35.6 C (96.1 F)	44 of 100 (Notable)
Millport 4 NE	United States	Record high maximum temperature	36.1 C (97.0 F)	44 of 100 (Notable)
Chambersburg 1 ESE	United States	Record high minimum temperature	25.6 C (78.1 F)	44 of 100 (Notable)
Lake Mills Wwtp	United States	Record high minimum temperature	23.9 C (75.0 F)	44 of 100 (Notable)
Racine Wwtp	United States	Record high minimum temperature	24.4 C (75.9 F)	44 of 100 (Notable)
Metairie	United States	Record daily precipitation	67.8 mm (2.7 in)	43 of 100 (Notable)
Towanda 1 S	United States	Record high maximum temperature	35.6 C (96.1 F)	43 of 100 (Notable)
Louisville 1 E	United States	Record high minimum temperature	23.9 C (75.0 F)	42 of 100 (Notable)
Cresco 1 NE	United States	Record high minimum temperature	23.3 C (73.9 F)	42 of 100 (Notable)
Benton Harbor AP	United States	Record high minimum temperature	22.2 C (72.0 F)	42 of 100 (Notable)
Harbor Beach 1 SSE	United States	Record high maximum temperature	37.2 C (99.0 F)	42 of 100 (Notable)
Mio Hydro Plt	United States	Record high maximum temperature	36.7 C (98.1 F)	42 of 100 (Notable)
Montague 4 NW	United States	Record high maximum temperature	31.7 C (89.1 F)	42 of 100 (Notable)
Grafton	United States	Record high maximum temperature	34.4 C (93.9 F)	42 of 100 (Notable)
Cape May 2 NW	United States	Record high minimum temperature	25.0 C (77.0 F)	42 of 100 (Notable)
Angelica	United States	Record high maximum temperature	35.0 C (95.0 F)	42 of 100 (Notable)
Newport 1 NW	United States	Record high minimum temperature	22.8 C (73.0 F)	42 of 100 (Notable)
Hartford Wwtp	United States	Record high minimum temperature	22.2 C (72.0 F)	42 of 100 (Notable)
New London	United States	Record high minimum temperature	23.9 C (75.0 F)	42 of 100 (Notable)
Port Washington	United States	Record high minimum temperature	23.9 C (75.0 F)	42 of 100 (Notable)
Willow Grove NAS	United States	Record high maximum temperature	40.0 C (104.0 F)	42 of 100 (Notable)
Gordon River	Australia	Record daily precipitation	31.6 mm (1.2 in)	41 of 100 (Notable)
Lees Ferry	United States	Record low maximum temperature	25.6 C (78.1 F)	41 of 100 (Notable)
New Hampton	United States	Record high minimum temperature	21.7 C (71.1 F)	41 of 100 (Notable)
Ann Arbor U of Mich	United States	Record high minimum temperature	23.9 C (75.0 F)	41 of 100 (Notable)
Big Rapids Wtp	United States	Record high maximum temperature	34.4 C (93.9 F)	41 of 100 (Notable)
Grayling	United States	Record high maximum temperature	34.4 C (93.9 F)	41 of 100 (Notable)
Winona	United States	Record high minimum temperature	25.6 C (78.1 F)	41 of 100 (Notable)
State College	United States	Record high maximum temperature	35.0 C (95.0 F)	41 of 100 (Notable)
State College	United States	Record high minimum temperature	23.3 C (73.9 F)	41 of 100 (Notable)
Saint Johnsbury	United States	Record high maximum temperature	34.4 C (93.9 F)	41 of 100 (Notable)
Bjelasnica	Bosnia and Herzegovina	Record high minimum temperature	14.1 C (57.4 F)	40 of 100 (Notable)
Khartoum	Sudan	Record daily precipitation	72.1 mm (2.8 in)	40 of 100 (Notable)
Whiteriver 1 SW	United States	Record daily precipitation	51.1 mm (2.0 in)	40 of 100 (Notable)
Falls Village	United States	Record high maximum temperature	37.2 C (99.0 F)	40 of 100 (Notable)
W Branch 3SE	United States	Record high maximum temperature	36.7 C (98.1 F)	40 of 100 (Notable)
Ada	United States	Record daily precipitation	51.8 mm (2.0 in)	40 of 100 (Notable)

Counts by Type and Timescale

1,485 records

Records set or tied on 9 August 2001 by type: Highest daily maximum 519, Lowest daily maximum 70, Highest daily minimum 568, Lowest daily minimum 89, Heaviest daily rainfall 239.

Records on 9 August 2001 by type
Record type	Records
Highest daily maximum	519
Lowest daily maximum	70
Highest daily minimum	568
Lowest daily minimum	89
Heaviest daily rainfall	239
Heaviest daily snowfall	0
Deepest snow cover	0

Records on 9 August 2001 by timescale: all-time 23, monthly 74, daily 1,388.

How Much Records Were Beaten By

1,035 broken records

Margins by which the 1,035 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 59.2. Ties are not counted.

Top 20 by Significance

9 August 2001

Top 20 records on 9 August 2001 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
9 August 2001	Abu Hamed, SD	monthly rain	62.2 mm (2.4 in)	43.2 mm (1.7 in)	39 years	65 of 100 (Major)
9 August 2001	Scheveningen, NL	daily rain	45.2 mm (1.8 in)	18.7 mm (0.7 in)	56 years	54 of 100 (Notable)
9 August 2001	Tasiilaq, GL	daily rain	39.9 mm (1.6 in)	18.0 mm (0.7 in)	84 years	52 of 100 (Notable)
9 August 2001	Castricum, NL	daily rain	40.9 mm (1.6 in)	18.5 mm (0.7 in)	56 years	52 of 100 (Notable)
9 August 2001	Ashley, US	daily rain	25.4 mm (1.0 in)	15.5 mm (0.6 in)	105 years	52 of 100 (Notable)
9 August 2001	Ola, RU	daily rain	45.6 mm (1.8 in)	26.5 mm (1.0 in)	36 years	51 of 100 (Notable)
9 August 2001	Cairo 3N, US	daily rain	62.5 mm (2.5 in)	26.9 mm (1.1 in)	86 years	51 of 100 (Notable)
9 August 2001	Van Vleet, US	daily rain	84.6 mm (3.3 in)	59.2 mm (2.3 in)	31 years	50 of 100 (Notable)
9 August 2001	Asuncion Nochixtlan, MX	daily high max	35.6 C (96.1 F)	6.7 C (12.1 F)	42 years	49 of 100 (Notable)
9 August 2001	Begumpet Obsy, IN	daily rain	83.1 mm (3.3 in)	37.4 mm (1.5 in)	52 years	48 of 100 (Notable)
9 August 2001	Middletown 2 NW, US	daily high max	35.6 C (96.1 F)	2.8 C (5.0 F)	100 years	48 of 100 (Notable)
9 August 2001	Hoogkarspel, NL	daily rain	50.6 mm (2.0 in)	32.0 mm (1.3 in)	8 years	47 of 100 (Notable)
9 August 2001	Moorestown 4 E, US	monthly high max	40.0 C (104.0 F)	1.1 C (2.0 F)	83 years	47 of 100 (Notable)
9 August 2001	Valley City 3 NNW, US	daily rain	38.1 mm (1.5 in)	22.9 mm (0.9 in)	63 years	47 of 100 (Notable)
9 August 2001	Cherry Tree, AU	daily rain	30.6 mm (1.2 in)	14.3 mm (0.6 in)	42 years	46 of 100 (Notable)
9 August 2001	Syracuse Hancock Intl AP, US	all-time high max	37.8 C (100.0 F)	1.1 C (2.0 F)	61 years	46 of 100 (Notable)
9 August 2001	Clifton, US	monthly low max	23.9 C (75.0 F)	0.5 C (0.9 F)	85 years	45 of 100 (Notable)
9 August 2001	Manistee 3SE, US	daily high min	24.4 C (75.9 F)	2.2 C (4.0 F)	109 years	45 of 100 (Notable)
9 August 2001	Hoogwoud, NL	daily rain	31.4 mm (1.2 in)	26.7 mm (1.1 in)	2 years	44 of 100 (Notable)
9 August 2001	Hesperia 4 WNW, US	daily high max	35.0 C (95.0 F)	1.7 C (3.1 F)	104 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

1798 to 2001

Records set or tied on this calendar date in each year from 1798 to 2001. 2001 had 1,485 records.

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

Records on 08-09 in each year
Year	Records
1798	2
1800	1
1838	1
1845	3
1856	1
1859	3
1861	1
1863	2
1868	1
1870	1
1871	1
1873	1
1875	1
1878	1
1881	3
1884	2
1886	1
1887	1
1888	1
1889	1
1890	1
1891	4
1892	4
1893	3
1894	3
1895	1
1896	3
1897	7
1898	12
1899	4
1900	8
1901	3
1902	3
1903	6
1904	9
1905	5
1906	15
1907	9
1908	9
1909	51
1910	16
1911	44
1912	47
1913	76
1914	21
1915	61
1916	37
1917	46
1918	210
1919	49
1920	289
1921	36
1922	70
1923	73
1924	143
1925	307
1926	142
1927	391
1928	220
1929	127
1930	570
1931	399
1932	194
1933	250
1934	654
1935	587
1936	519
1937	351
1938	379
1939	480
1940	455
1941	372
1942	527
1943	366
1944	647
1945	365
1946	307
1947	544
1948	440
1949	715
1950	407
1951	405
1952	317
1953	363
1954	377
1955	433
1956	278
1957	347
1958	417
1959	453
1960	459
1961	347
1962	636
1963	500
1964	755
1965	632
1966	568
1967	457
1968	1,037
1969	527
1970	751
1971	543
1972	1,089
1973	547
1974	660
1975	790
1976	883
1977	453
1978	784
1979	630
1980	945
1981	941
1982	935
1983	839
1984	683
1985	714
1986	509
1987	927
1988	625
1989	2,082
1990	799
1991	988
1992	1,699
1993	702
1994	1,097
1995	1,417
1996	864
1997	1,446
1998	969
1999	1,370
2000	1,237
2001	1,485
2002	1,167
2003	1,344
2004	941
2005	1,001
2006	828
2007	1,687
2008	667
2009	1,028
2010	1,393
2011	1,177
2012	843
2013	761
2014	531
2015	595
2016	634
2017	773
2018	972
2019	717
2020	643
2021	523
2022	793
2023	820
2024	952
2025	799
2026	1,019

Download the Data

Data for records on 2001-08-09: 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).

Histogram of margins by which records were beaten on 9 August 2001
Margin	Records
0 to 10	963
10 to 20	52
20 to 30	11
30 to 40	3
40 to 50	5
50 to 60	1