Weather Records on 9 August 2012

843 weather records were set or tied worldwide on 9 August 2012. Highest significance: Glennville 3NW, US.

Key Facts for 9 August 2012

On 9 August 2012, 843 weather records were set or tied at long-record stations worldwide.
501 were record highs and 188 were record lows, counting maximum and minimum temperature.
By timescale, 7 were all-time records, 45 monthly and 791 daily.
Glennville 3NW set a daily record precipitation of 116.8 mm (4.6 in) on 9 August 2012.
Across 156 earlier years (1798 to 2026) the same calendar date averaged 472 records.

Record Map

843 stations

843 station records on 9 August 2012 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 9 August 2012: highest significance records shown on the map
Station	Country	Type	Value	Significance
Glennville 3NW	United States	Record daily precipitation	116.8 mm (4.6 in)	72 of 100 (Major)
San Pedro	Mexico	Record daily precipitation	273.6 mm (10.8 in)	66 of 100 (Major)
Centro Experimental W-75	Mexico	Record daily precipitation	190.0 mm (7.5 in)	56 of 100 (Notable)
Science Garden	Philippines	Record daily precipitation	292.6 mm (11.5 in)	56 of 100 (Notable)
Atotonilco	Mexico	Record daily precipitation	87.4 mm (3.4 in)	54 of 100 (Notable)
Benito Juarez	Mexico	Record daily precipitation	78.0 mm (3.1 in)	54 of 100 (Notable)
Landsort	Sweden	Record daily precipitation	31.7 mm (1.2 in)	51 of 100 (Notable)
Copainala	Mexico	Record daily precipitation	57.9 mm (2.3 in)	49 of 100 (Notable)
Warburton (O'Shannassy Reservo	Australia	Record daily precipitation	40.2 mm (1.6 in)	48 of 100 (Notable)
Santiago Tulantepec	Mexico	Record daily precipitation	99.8 mm (3.9 in)	47 of 100 (Notable)
Comalcalco (Dge)	Mexico	Record daily precipitation	84.1 mm (3.3 in)	47 of 100 (Notable)
Anniston Metro AP	United States	Record daily precipitation	53.6 mm (2.1 in)	47 of 100 (Notable)
La Providencia	Mexico	Record daily precipitation	97.8 mm (3.9 in)	46 of 100 (Notable)
Francisco Rueda	Mexico	Record daily precipitation	160.8 mm (6.3 in)	46 of 100 (Notable)
Puente Colgante	Mexico	Record low maximum temperature	25.0 C (77.0 F)	45 of 100 (Notable)
Singuilucan	Mexico	Record daily precipitation	85.9 mm (3.4 in)	45 of 100 (Notable)
S Haven	United States	Record daily precipitation	31.8 mm (1.3 in)	45 of 100 (Notable)
Quartzsite	United States	Record high minimum temperature	35.6 C (96.1 F)	44 of 100 (Notable)
Tierra Blanca	Mexico	Record daily precipitation	59.9 mm (2.4 in)	43 of 100 (Notable)
Teapa (Dge)	Mexico	Record daily precipitation	116.1 mm (4.6 in)	43 of 100 (Notable)
Albacete Los Llanos	Spain	Record high maximum temperature	41.4 C (106.5 F)	43 of 100 (Notable)
Red Lodge	United States	Record high minimum temperature	19.4 C (66.9 F)	43 of 100 (Notable)
Rocky Mt	United States	Record daily precipitation	55.9 mm (2.2 in)	43 of 100 (Notable)
Tres Brazos	Mexico	Record daily precipitation	58.4 mm (2.3 in)	42 of 100 (Notable)
Puyacatengo	Mexico	Record daily precipitation	129.3 mm (5.1 in)	42 of 100 (Notable)
Redlands	United States	Record high minimum temperature	22.8 C (73.0 F)	42 of 100 (Notable)
Presa Tezoyo	Mexico	Record daily precipitation	71.9 mm (2.8 in)	41 of 100 (Notable)
Bezenchuk	Russia	Record high maximum temperature	38.5 C (101.3 F)	41 of 100 (Notable)
Oktjabrskij-Gorodok	Russia	Record high minimum temperature	22.7 C (72.9 F)	41 of 100 (Notable)
Athens	United States	Record daily precipitation	77.7 mm (3.1 in)	41 of 100 (Notable)
Roosevelt 1 S	United States	Record high minimum temperature	28.9 C (84.0 F)	40 of 100 (Notable)
Charles City	United States	Record daily precipitation	29.7 mm (1.2 in)	40 of 100 (Notable)
Poblado C-16	Mexico	Record daily precipitation	177.8 mm (7.0 in)	39 of 100 (Notable)
Pomona/Fairplex	United States	Record high minimum temperature	21.1 C (70.0 F)	39 of 100 (Notable)
Mt Gilead 4 W	United States	Record daily precipitation	30.5 mm (1.2 in)	39 of 100 (Notable)
McGee Creek Dam	United States	Record daily precipitation	55.1 mm (2.2 in)	39 of 100 (Notable)
Tecuala	Mexico	Record low maximum temperature	25.6 C (78.1 F)	38 of 100 (Notable)
San Francisco Telixtlahuaca	Mexico	Record daily precipitation	96.8 mm (3.8 in)	38 of 100 (Notable)
Daroca	Spain	Record high maximum temperature	38.9 C (102.0 F)	38 of 100 (Notable)
Grace	United States	Record high minimum temperature	17.2 C (63.0 F)	38 of 100 (Notable)
Martinsville 2 SW	United States	Record daily precipitation	32.3 mm (1.3 in)	38 of 100 (Notable)
Monticello Muni AP	United States	Record daily precipitation	50.3 mm (2.0 in)	38 of 100 (Notable)
Bochil	Mexico	Record low maximum temperature	21.1 C (70.0 F)	37 of 100 (Notable)
Pueblo Nuevo	Mexico	Record daily precipitation	94.0 mm (3.7 in)	37 of 100 (Notable)
Douglas	United States	Record high minimum temperature	30.6 C (87.1 F)	37 of 100 (Notable)
Blackfoot Fire Dept	United States	Record high maximum temperature	37.2 C (99.0 F)	37 of 100 (Notable)
Coldwater St School	United States	Record daily precipitation	34.8 mm (1.4 in)	37 of 100 (Notable)
Calhoun City	United States	Record daily precipitation	57.9 mm (2.3 in)	37 of 100 (Notable)
Hefei	China	Record daily precipitation	64.3 mm (2.5 in)	36 of 100 (Notable)
Poblado C-22	Mexico	Record daily precipitation	195.3 mm (7.7 in)	36 of 100 (Notable)
Poblado C-28	Mexico	Record daily precipitation	215.9 mm (8.5 in)	36 of 100 (Notable)
Parker	United States	Record high maximum temperature	47.2 C (117.0 F)	36 of 100 (Notable)
Ojai	United States	Record high maximum temperature	42.8 C (109.0 F)	36 of 100 (Notable)
Yerington	United States	Record high minimum temperature	18.3 C (64.9 F)	36 of 100 (Notable)
Buffalo Bill Dam	United States	Record high minimum temperature	21.7 C (71.1 F)	36 of 100 (Notable)
Sandovales	Mexico	Record low minimum temperature	5.0 C (41.0 F)	35 of 100 (Notable)
La Providencia	Mexico	Record low maximum temperature	20.6 C (69.1 F)	35 of 100 (Notable)
Maquixco	Mexico	Record daily precipitation	40.9 mm (1.6 in)	35 of 100 (Notable)
Elista	Russia	Record high minimum temperature	25.0 C (77.0 F)	35 of 100 (Notable)
Mormon Flat	United States	Record high maximum temperature	45.0 C (113.0 F)	35 of 100 (Notable)

Counts by Type and Timescale

843 records

Records set or tied on 9 August 2012 by type: Highest daily maximum 259, Lowest daily maximum 110, Highest daily minimum 242, Lowest daily minimum 78, Heaviest daily rainfall 154.

Records on 9 August 2012 by type
Record type	Records
Highest daily maximum	259
Lowest daily maximum	110
Highest daily minimum	242
Lowest daily minimum	78
Heaviest daily rainfall	154
Heaviest daily snowfall	0
Deepest snow cover	0

Records on 9 August 2012 by timescale: all-time 7, monthly 45, daily 791.

How Much Records Were Beaten By

597 broken records

Margins by which the 597 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 151.6. Ties are not counted.

Top 20 by Significance

9 August 2012

Top 20 records on 9 August 2012 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
9 August 2012	Glennville 3NW, US	daily rain	116.8 mm (4.6 in)	60.9 mm (2.4 in)	91 years	72 of 100 (Major)
9 August 2012	San Pedro, MX	all-time rain	273.6 mm (10.8 in)	102.1 mm (4.0 in)	2 years	66 of 100 (Major)
9 August 2012	Centro Experimental W-75, MX	monthly rain	190.0 mm (7.5 in)	67.1 mm (2.6 in)	13 years	56 of 100 (Notable)
9 August 2012	Science Garden, PH	daily rain	292.6 mm (11.5 in)	151.6 mm (6.0 in)	37 years	56 of 100 (Notable)
9 August 2012	Atotonilco, MX	daily rain	87.4 mm (3.4 in)	67.8 mm (2.7 in)	37 years	54 of 100 (Notable)
9 August 2012	Benito Juarez, MX	daily rain	78.0 mm (3.1 in)	59.5 mm (2.3 in)	36 years	54 of 100 (Notable)
9 August 2012	Landsort, SE	daily rain	31.7 mm (1.2 in)	10.7 mm (0.4 in)	90 years	51 of 100 (Notable)
9 August 2012	Copainala, MX	daily rain	57.9 mm (2.3 in)	42.9 mm (1.7 in)	67 years	49 of 100 (Notable)
9 August 2012	Warburton (O'Shannassy Reservo, AU	daily rain	40.2 mm (1.6 in)	11.8 mm (0.5 in)	92 years	48 of 100 (Notable)
9 August 2012	Santiago Tulantepec, MX	all-time rain	99.8 mm (3.9 in)	10.4 mm (0.4 in)	35 years	47 of 100 (Notable)
9 August 2012	Comalcalco (Dge), MX	daily rain	84.1 mm (3.3 in)	66.3 mm (2.6 in)	18 years	47 of 100 (Notable)
9 August 2012	Anniston Metro AP, US	daily rain	53.6 mm (2.1 in)	20.1 mm (0.8 in)	81 years	47 of 100 (Notable)
9 August 2012	La Providencia, MX	daily rain	97.8 mm (3.9 in)	72.9 mm (2.9 in)	4 years	46 of 100 (Notable)
9 August 2012	Francisco Rueda, MX	monthly rain	160.8 mm (6.3 in)	44.0 mm (1.7 in)	30 years	46 of 100 (Notable)
9 August 2012	Puente Colgante, MX	daily low max	25.0 C (77.0 F)	5.0 C (9.0 F)	47 years	45 of 100 (Notable)
9 August 2012	Singuilucan, MX	daily rain	85.9 mm (3.4 in)	71.9 mm (2.8 in)	1 year	45 of 100 (Notable)
9 August 2012	S Haven, US	daily rain	31.8 mm (1.3 in)	7.2 mm (0.28 in)	108 years	45 of 100 (Notable)
9 August 2012	Quartzsite, US	all-time high min	35.6 C (96.1 F)	1.2 C (2.2 F)	39 years	44 of 100 (Notable)
9 August 2012	Tierra Blanca, MX	monthly rain	59.9 mm (2.4 in)	20.0 mm (0.8 in)	0 years	43 of 100 (Notable)
9 August 2012	Teapa (Dge), MX	daily rain	116.1 mm (4.6 in)	60.7 mm (2.4 in)	49 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 2012

Records set or tied on this calendar date in each year from 1798 to 2012. 2012 had 843 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 2012-08-09: 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 2026-10-15 (15 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	555
20 to 40	22
40 to 60	10
60 to 80	7
80 to 100	1
100 to 120	1
120 to 140	0
140 to 160	1