Weather Records on 9 August 2015

595 weather records were set or tied worldwide on 9 August 2015. Highest significance: Bowdle, US.

Key Facts for 9 August 2015

On 9 August 2015, 595 weather records were set or tied at long-record stations worldwide.
390 were record highs and 80 were record lows, counting maximum and minimum temperature.
By timescale, 11 were all-time records, 34 monthly and 550 daily.
Bowdle set a daily record precipitation of 65.5 mm (2.6 in) on 9 August 2015.
Across 156 earlier years (1798 to 2026) the same calendar date averaged 473 records.

Record Map

595 stations

595 station records on 9 August 2015 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 9 August 2015: highest significance records shown on the map
Station	Country	Type	Value	Significance
Bowdle	United States	Record daily precipitation	65.5 mm (2.6 in)	73 of 100 (Major)
Emeck	Russia	Record daily precipitation	87.9 mm (3.5 in)	71 of 100 (Major)
Mobridge 2NNW	United States	Record daily precipitation	41.1 mm (1.6 in)	57 of 100 (Notable)
Partizansk	Russia	Record daily precipitation	170.9 mm (6.7 in)	56 of 100 (Notable)
Sigmaringen-Laiz	Germany	Record daily precipitation	40.3 mm (1.6 in)	55 of 100 (Notable)
Decatur 1 N	United States	Record daily precipitation	95.5 mm (3.8 in)	55 of 100 (Notable)
Burlington Muni AP	United States	Record daily precipitation	76.7 mm (3.0 in)	54 of 100 (Notable)
Bikin	Russia	Record daily precipitation	55.9 mm (2.2 in)	53 of 100 (Notable)
Montezuma 1 W	United States	Record daily precipitation	106.7 mm (4.2 in)	51 of 100 (Notable)
Minsk	Belarus	Record high maximum temperature	35.4 C (95.7 F)	48 of 100 (Notable)
Spirit Lake	United States	Record daily precipitation	35.6 mm (1.4 in)	48 of 100 (Notable)
Newell	United States	Record daily precipitation	31.8 mm (1.3 in)	48 of 100 (Notable)
Munsingen-Apfelstetten	Germany	Record daily precipitation	28.7 mm (1.1 in)	46 of 100 (Notable)
Keams Canyon	United States	Record daily precipitation	31.5 mm (1.2 in)	46 of 100 (Notable)
Rock Is L&D 15	United States	Record daily precipitation	42.2 mm (1.7 in)	46 of 100 (Notable)
Sidney 1SSE	United States	Record daily precipitation	133.1 mm (5.2 in)	46 of 100 (Notable)
Monticello	United States	Record high maximum temperature	42.2 C (108.0 F)	45 of 100 (Notable)
Bad-Neunkirchen Mergentheim	Germany	Record high minimum temperature	21.1 C (70.0 F)	44 of 100 (Notable)
Wien	Austria	Record high maximum temperature	36.6 C (97.9 F)	43 of 100 (Notable)
Brest	Belarus	Record high maximum temperature	36.7 C (98.1 F)	43 of 100 (Notable)
Podor	Senegal	Record daily precipitation	68.1 mm (2.7 in)	43 of 100 (Notable)
Bamberg	Germany	Record high minimum temperature	20.4 C (68.7 F)	42 of 100 (Notable)
Jena Sternwarte	Germany	Record high minimum temperature	19.0 C (66.2 F)	42 of 100 (Notable)
Collins	United States	Record high maximum temperature	40.6 C (105.1 F)	42 of 100 (Notable)
Robert Lee 4WSW	United States	Record high minimum temperature	26.1 C (79.0 F)	42 of 100 (Notable)
Burlington 2S	United States	Record daily precipitation	76.7 mm (3.0 in)	41 of 100 (Notable)
Waynesboro 2 W	United States	Record high maximum temperature	38.3 C (100.9 F)	41 of 100 (Notable)
Union Springs 9 S	United States	Record high minimum temperature	25.0 C (77.0 F)	40 of 100 (Notable)
Ft Lauderdale	United States	Record high maximum temperature	36.1 C (97.0 F)	40 of 100 (Notable)
Maryville 2E	United States	Record daily precipitation	57.2 mm (2.3 in)	40 of 100 (Notable)
Crandall Creek	United States	Record low maximum temperature	16.7 C (62.1 F)	40 of 100 (Notable)
Baden-Baden-Geroldsau	Germany	Record daily precipitation	73.4 mm (2.9 in)	39 of 100 (Notable)
Cakir	Russia	Record high maximum temperature	34.7 C (94.5 F)	39 of 100 (Notable)
Poplarville Exp STN	United States	Record high maximum temperature	37.2 C (99.0 F)	39 of 100 (Notable)
Princeton	United States	Record daily precipitation	74.7 mm (2.9 in)	39 of 100 (Notable)
Ostrov Vize	Russia	Record high maximum temperature	6.4 C (43.5 F)	38 of 100 (Notable)
Bor	Russia	Record daily precipitation	39.3 mm (1.5 in)	38 of 100 (Notable)
Ft Madison	United States	Record daily precipitation	65.0 mm (2.6 in)	38 of 100 (Notable)
Kaiserslautern	Germany	Record high minimum temperature	18.8 C (65.8 F)	37 of 100 (Notable)
Mullheim	Germany	Record daily precipitation	26.9 mm (1.1 in)	37 of 100 (Notable)
Balagansk	Russia	Record high minimum temperature	21.8 C (71.2 F)	36 of 100 (Notable)
Hechingen	Germany	Record daily precipitation	39.1 mm (1.5 in)	35 of 100 (Notable)
Kuantan	Malaysia	Record daily precipitation	61.5 mm (2.4 in)	35 of 100 (Notable)
Moran 5WNW	United States	Record low maximum temperature	15.0 C (59.0 F)	35 of 100 (Notable)
Irkutsk	Russia	Record high minimum temperature	20.2 C (68.4 F)	34 of 100 (Routine)
Miami	United States	Record high minimum temperature	25.6 C (78.1 F)	34 of 100 (Routine)
Cavern City AP	United States	Record high minimum temperature	25.0 C (77.0 F)	34 of 100 (Routine)
Emmendingen-Mundingen	Germany	Record high minimum temperature	20.5 C (68.9 F)	33 of 100 (Routine)
Bad-Calmbach Wildbad	Germany	Record daily precipitation	35.6 mm (1.4 in)	33 of 100 (Routine)
Novoselenginsk	Russia	Record high minimum temperature	18.0 C (64.4 F)	33 of 100 (Routine)
Jackson	United States	Record low maximum temperature	15.6 C (60.1 F)	33 of 100 (Routine)
Buhara	Uzbekistan	Record low maximum temperature	31.2 C (88.2 F)	33 of 100 (Routine)
Tiksi	Russia	Record high minimum temperature	13.4 C (56.1 F)	32 of 100 (Routine)
Janiskoski	Russia	Record daily precipitation	29.9 mm (1.2 in)	32 of 100 (Routine)
Half Moon Bay	United States	Record high minimum temperature	15.6 C (60.1 F)	32 of 100 (Routine)
Alpine	United States	Record high maximum temperature	40.6 C (105.1 F)	32 of 100 (Routine)
McComb AP	United States	Record high maximum temperature	39.4 C (102.9 F)	32 of 100 (Routine)
Bellegarde	France	Record daily precipitation	33.8 mm (1.3 in)	31 of 100 (Routine)
Ebrach	Germany	Record high minimum temperature	19.6 C (67.3 F)	31 of 100 (Routine)
Irtyshsk	Kazakhstan	Record low maximum temperature	16.2 C (61.2 F)	31 of 100 (Routine)

Counts by Type and Timescale

595 records

Records set or tied on 9 August 2015 by type: Highest daily maximum 162, Lowest daily maximum 37, Highest daily minimum 228, Lowest daily minimum 43, Heaviest daily rainfall 125.

Records on 9 August 2015 by type
Record type	Records
Highest daily maximum	162
Lowest daily maximum	37
Highest daily minimum	228
Lowest daily minimum	43
Heaviest daily rainfall	125
Heaviest daily snowfall	0
Deepest snow cover	0

Records on 9 August 2015 by timescale: all-time 11, monthly 34, daily 550.

How Much Records Were Beaten By

483 broken records

Margins by which the 483 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 77.0. Ties are not counted.

Top 20 by Significance

9 August 2015

Top 20 records on 9 August 2015 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
9 August 2015	Bowdle, US	daily rain	65.5 mm (2.6 in)	33.7 mm (1.3 in)	106 years	73 of 100 (Major)
9 August 2015	Emeck, RU	all-time rain	87.9 mm (3.5 in)	38.4 mm (1.5 in)	23 years	71 of 100 (Major)
9 August 2015	Mobridge 2NNW, US	daily rain	41.1 mm (1.6 in)	24.3 mm (1.0 in)	76 years	57 of 100 (Notable)
9 August 2015	Partizansk, RU	monthly rain	170.9 mm (6.7 in)	53.8 mm (2.1 in)	19 years	56 of 100 (Notable)
9 August 2015	Sigmaringen-Laiz, DE	daily rain	40.3 mm (1.6 in)	23.2 mm (0.9 in)	57 years	55 of 100 (Notable)
9 August 2015	Decatur 1 N, US	daily rain	95.5 mm (3.8 in)	63.0 mm (2.5 in)	24 years	55 of 100 (Notable)
9 August 2015	Burlington Muni AP, US	daily rain	76.7 mm (3.0 in)	20.6 mm (0.8 in)	112 years	54 of 100 (Notable)
9 August 2015	Bikin, RU	daily rain	55.9 mm (2.2 in)	20.1 mm (0.8 in)	88 years	53 of 100 (Notable)
9 August 2015	Montezuma 1 W, US	daily rain	106.7 mm (4.2 in)	77.0 mm (3.0 in)	4 years	51 of 100 (Notable)
9 August 2015	Minsk, BY	daily high max	35.4 C (95.7 F)	5.2 C (9.4 F)	85 years	48 of 100 (Notable)
9 August 2015	Spirit Lake, US	daily rain	35.6 mm (1.4 in)	13.8 mm (0.5 in)	117 years	48 of 100 (Notable)
9 August 2015	Newell, US	daily rain	31.8 mm (1.3 in)	8.4 mm (0.33 in)	92 years	48 of 100 (Notable)
9 August 2015	Munsingen-Apfelstetten, DE	daily rain	28.7 mm (1.1 in)	4.9 mm (0.19 in)	109 years	46 of 100 (Notable)
9 August 2015	Keams Canyon, US	daily rain	31.5 mm (1.2 in)	9.9 mm (0.39 in)	84 years	46 of 100 (Notable)
9 August 2015	Rock Is L&D 15, US	daily rain	42.2 mm (1.7 in)	9.2 mm (0.36 in)	142 years	46 of 100 (Notable)
9 August 2015	Sidney 1SSE, US	monthly rain	133.1 mm (5.2 in)	23.4 mm (0.9 in)	37 years	46 of 100 (Notable)
9 August 2015	Monticello, US	monthly high max	42.2 C (108.0 F)	0.5 C (0.9 F)	80 years	45 of 100 (Notable)
9 August 2015	Bad-Neunkirchen Mergentheim, DE	all-time high min	21.1 C (70.0 F)	0.1 C (0.2 F)	63 years	44 of 100 (Notable)
9 August 2015	Wien, AT	daily high max	36.6 C (97.9 F)	1.3 C (2.3 F)	155 years	43 of 100 (Notable)
9 August 2015	Brest, BY	all-time high max	36.7 C (98.1 F)	0.1 C (0.2 F)	56 years	43 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 2015

Records set or tied on this calendar date in each year from 1798 to 2015. 2015 had 595 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 2015-08-09: 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).

Margin	Records
0 to 10	439
10 to 20	24
20 to 30	11
30 to 40	5
40 to 50	1
50 to 60	1
60 to 70	1
70 to 80	1