Weather Records on 11 August 2012

953 weather records were set or tied worldwide on 11 August 2012. Highest significance: Dutch Harbor, US.

Key Facts for 11 August 2012

On 11 August 2012, 953 weather records were set or tied at long-record stations worldwide.
539 were record highs and 277 were record lows, counting maximum and minimum temperature.
By timescale, 3 were all-time records, 60 monthly and 890 daily.
Dutch Harbor set a daily record precipitation of 38.9 mm (1.5 in) on 11 August 2012.
Across 161 earlier years (1793 to 2026) the same calendar date averaged 458 records.

Record Map

953 stations

953 station records on 11 August 2012 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 11 August 2012: highest significance records shown on the map
Station	Country	Type	Value	Significance
Dutch Harbor	United States	Record daily precipitation	38.9 mm (1.5 in)	66 of 100 (Major)
Augusta Bush Fld AP	United States	Record daily precipitation	118.9 mm (4.7 in)	56 of 100 (Notable)
E Wareham	United States	Record daily precipitation	46.2 mm (1.8 in)	53 of 100 (Notable)
W Palm Beach Intl AP	United States	Record daily precipitation	117.6 mm (4.6 in)	53 of 100 (Notable)
Geneva #2	United States	Record daily precipitation	76.7 mm (3.0 in)	52 of 100 (Notable)
Alpena Wwtp	United States	Record daily precipitation	54.1 mm (2.1 in)	52 of 100 (Notable)
Perrine 4W	United States	Record daily precipitation	151.6 mm (6.0 in)	51 of 100 (Notable)
Gainesville	United States	Record daily precipitation	76.7 mm (3.0 in)	50 of 100 (Notable)
Elsinore	United States	Record high minimum temperature	25.0 C (77.0 F)	48 of 100 (Notable)
Oujda	Morocco	Record high maximum temperature	44.2 C (111.6 F)	47 of 100 (Notable)
Copala	Mexico	Record daily precipitation	142.7 mm (5.6 in)	47 of 100 (Notable)
Sylacauga 4 NE	United States	Record daily precipitation	80.0 mm (3.1 in)	47 of 100 (Notable)
Middleboro	United States	Record daily precipitation	67.3 mm (2.6 in)	47 of 100 (Notable)
Bikaner	India	Record daily precipitation	55.1 mm (2.2 in)	46 of 100 (Notable)
Presa Rodriguez	Mexico	Record high maximum temperature	40.0 C (104.0 F)	45 of 100 (Notable)
Eaton Rapids	United States	Record daily precipitation	41.9 mm (1.6 in)	45 of 100 (Notable)
Valle de Santiago	Mexico	Record low maximum temperature	20.6 C (69.1 F)	44 of 100 (Notable)
Mize 3SW	United States	Record daily precipitation	73.2 mm (2.9 in)	44 of 100 (Notable)
San Jon	United States	Record high maximum temperature	40.6 C (105.1 F)	44 of 100 (Notable)
Hayward Rs	United States	Record low minimum temperature	3.3 C (37.9 F)	44 of 100 (Notable)
Albacete Los Llanos	Spain	Record high maximum temperature	40.0 C (104.0 F)	42 of 100 (Notable)
Linkoeping-Malmslaett	Sweden	Record low minimum temperature	5.4 C (41.7 F)	42 of 100 (Notable)
W Branch 3SE	United States	Record low maximum temperature	16.1 C (61.0 F)	42 of 100 (Notable)
Liberty	United States	Record high minimum temperature	26.1 C (79.0 F)	42 of 100 (Notable)
Benito Juarez	Mexico	Record daily precipitation	99.8 mm (3.9 in)	41 of 100 (Notable)
Alma	United States	Record low maximum temperature	15.6 C (60.1 F)	41 of 100 (Notable)
Hart 3 WSW	United States	Record low maximum temperature	17.2 C (63.0 F)	41 of 100 (Notable)
Howell Wwtp	United States	Record low maximum temperature	20.6 C (69.1 F)	41 of 100 (Notable)
Polson	United States	Record low minimum temperature	5.6 C (42.1 F)	41 of 100 (Notable)
Capitan	United States	Record high maximum temperature	33.9 C (93.0 F)	41 of 100 (Notable)
Healdton 3 E	United States	Record low minimum temperature	15.6 C (60.1 F)	41 of 100 (Notable)
Mecca Fire STN	United States	Record high minimum temperature	30.0 C (86.0 F)	40 of 100 (Notable)
Du Quoin 4 SE	United States	Record low minimum temperature	11.1 C (52.0 F)	40 of 100 (Notable)
E Tawas	United States	Record low maximum temperature	17.8 C (64.0 F)	40 of 100 (Notable)
Pontiac Wwtp	United States	Record daily precipitation	48.5 mm (1.9 in)	40 of 100 (Notable)
Murphy 4ESE	United States	Record daily precipitation	55.9 mm (2.2 in)	40 of 100 (Notable)
Albacete Los Llanos	Spain	Record high minimum temperature	22.6 C (72.7 F)	39 of 100 (Notable)
Hastings	United States	Record daily precipitation	42.7 mm (1.7 in)	39 of 100 (Notable)
Hightstown 2 W	United States	Record daily precipitation	48.8 mm (1.9 in)	39 of 100 (Notable)
Dickson	United States	Record low minimum temperature	11.1 C (52.0 F)	39 of 100 (Notable)
Bundilla	Australia	Record daily precipitation	25.6 mm (1.0 in)	38 of 100 (Notable)
Nezahualcoyotl	Mexico	Record daily precipitation	49.8 mm (2.0 in)	38 of 100 (Notable)
Sanalona II	Mexico	Record high maximum temperature	41.7 C (107.1 F)	38 of 100 (Notable)
Washington 2 ESE	United States	Record high minimum temperature	24.4 C (75.9 F)	38 of 100 (Notable)
Owosso Wwtp	United States	Record low maximum temperature	16.7 C (62.1 F)	38 of 100 (Notable)
Onslow Airport	Australia	Record high maximum temperature	34.0 C (93.2 F)	37 of 100 (Notable)
Colfax	United States	Record high maximum temperature	42.2 C (108.0 F)	37 of 100 (Notable)
Holland Wtp	United States	Record low maximum temperature	15.0 C (59.0 F)	37 of 100 (Notable)
Central Michigan UNIV	United States	Record low maximum temperature	15.6 C (60.1 F)	37 of 100 (Notable)
Meeker 5 W	United States	Record low minimum temperature	12.8 C (55.0 F)	37 of 100 (Notable)
San Bartolo	Mexico	Record high maximum temperature	40.0 C (104.0 F)	36 of 100 (Notable)
Vanersborg	Sweden	Record low minimum temperature	5.8 C (42.4 F)	36 of 100 (Notable)
Hanford 1 S	United States	Record high minimum temperature	22.8 C (73.0 F)	36 of 100 (Notable)
Williamsport	United States	Record daily precipitation	36.8 mm (1.4 in)	36 of 100 (Notable)
Wishek	United States	Record daily precipitation	25.4 mm (1.0 in)	36 of 100 (Notable)
Ipswich	United States	Record low maximum temperature	17.2 C (63.0 F)	36 of 100 (Notable)
Hamamatsu	Japan	Record daily precipitation	84.1 mm (3.3 in)	35 of 100 (Notable)
Orenburg	Russia	Record high maximum temperature	39.7 C (103.5 F)	35 of 100 (Notable)
Chapman	United States	Record low minimum temperature	11.1 C (52.0 F)	35 of 100 (Notable)
Chanute Martin Johnson AP	United States	Record low minimum temperature	11.7 C (53.1 F)	35 of 100 (Notable)

Counts by Type and Timescale

953 records

Records set or tied on 11 August 2012 by type: Highest daily maximum 303, Lowest daily maximum 147, Highest daily minimum 236, Lowest daily minimum 130, Heaviest daily rainfall 137.

Records on 11 August 2012 by type
Record type	Records
Highest daily maximum	303
Lowest daily maximum	147
Highest daily minimum	236
Lowest daily minimum	130
Heaviest daily rainfall	137
Heaviest daily snowfall	0
Deepest snow cover	0

Records on 11 August 2012 by timescale: all-time 3, monthly 60, daily 890.

How Much Records Were Beaten By

671 broken records

Margins by which the 671 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 118.6. Ties are not counted.

Top 20 by Significance

11 August 2012

Top 20 records on 11 August 2012 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
11 August 2012	Dutch Harbor, US	daily rain	38.9 mm (1.5 in)	24.9 mm (1.0 in)	74 years	66 of 100 (Major)
11 August 2012	Augusta Bush Fld AP, US	daily rain	118.9 mm (4.7 in)	78.5 mm (3.1 in)	30 years	56 of 100 (Notable)
11 August 2012	E Wareham, US	daily rain	46.2 mm (1.8 in)	31.2 mm (1.2 in)	80 years	53 of 100 (Notable)
11 August 2012	W Palm Beach Intl AP, US	daily rain	117.6 mm (4.6 in)	57.9 mm (2.3 in)	43 years	53 of 100 (Notable)
11 August 2012	Geneva #2, US	daily rain	76.7 mm (3.0 in)	54.6 mm (2.1 in)	31 years	52 of 100 (Notable)
11 August 2012	Alpena Wwtp, US	daily rain	54.1 mm (2.1 in)	32.0 mm (1.3 in)	49 years	52 of 100 (Notable)
11 August 2012	Perrine 4W, US	daily rain	151.6 mm (6.0 in)	118.6 mm (4.7 in)	22 years	51 of 100 (Notable)
11 August 2012	Gainesville, US	daily rain	76.7 mm (3.0 in)	19.5 mm (0.8 in)	94 years	50 of 100 (Notable)
11 August 2012	Elsinore, US	daily high min	25.0 C (77.0 F)	2.8 C (5.0 F)	107 years	48 of 100 (Notable)
11 August 2012	Oujda, MA	daily high max	44.2 C (111.6 F)	3.2 C (5.8 F)	97 years	47 of 100 (Notable)
11 August 2012	Copala, MX	daily rain	142.7 mm (5.6 in)	86.8 mm (3.4 in)	43 years	47 of 100 (Notable)
11 August 2012	Sylacauga 4 NE, US	daily rain	80.0 mm (3.1 in)	56.6 mm (2.2 in)	12 years	47 of 100 (Notable)
11 August 2012	Middleboro, US	daily rain	67.3 mm (2.6 in)	11.7 mm (0.5 in)	113 years	47 of 100 (Notable)
11 August 2012	Bikaner, IN	daily rain	55.1 mm (2.2 in)	25.9 mm (1.0 in)	79 years	46 of 100 (Notable)
11 August 2012	Presa Rodriguez, MX	daily high max	40.0 C (104.0 F)	4.4 C (7.9 F)	77 years	45 of 100 (Notable)
11 August 2012	Eaton Rapids, US	daily rain	41.9 mm (1.6 in)	20.8 mm (0.8 in)	63 years	45 of 100 (Notable)
11 August 2012	Valle de Santiago, MX	daily low max	20.6 C (69.1 F)	2.2 C (4.0 F)	89 years	44 of 100 (Notable)
11 August 2012	Mize 3SW, US	daily rain	73.2 mm (2.9 in)	32.6 mm (1.3 in)	70 years	44 of 100 (Notable)
11 August 2012	San Jon, US	daily high max	40.6 C (105.1 F)	1.7 C (3.1 F)	104 years	44 of 100 (Notable)
11 August 2012	Hayward Rs, US	daily low min	3.3 C (37.9 F)	2.3 C (4.1 F)	108 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

1793 to 2012

Records set or tied on this calendar date in each year from 1793 to 2012. 2012 had 953 records.

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

Records on 08-11 in each year
Year	Records
1793	1
1796	1
1811	1
1815	2
1838	1
1839	1
1841	1
1851	1
1855	1
1858	1
1861	2
1862	1
1863	1
1864	6
1865	1
1866	6
1869	4
1871	1
1875	1
1879	2
1881	1
1883	1
1885	1
1888	1
1889	4
1890	4
1891	1
1892	4
1893	1
1894	1
1895	2
1896	5
1897	3
1898	2
1899	3
1900	4
1901	4
1902	13
1903	12
1904	19
1905	9
1906	6
1907	8
1908	10
1909	41
1910	9
1911	24
1912	46
1913	43
1914	26
1915	27
1916	64
1917	217
1918	29
1919	18
1920	54
1921	201
1922	98
1923	80
1924	149
1925	219
1926	140
1927	190
1928	174
1929	354
1930	471
1931	453
1932	281
1933	416
1934	620
1935	499
1936	541
1937	356
1938	315
1939	389
1940	359
1941	807
1942	390
1943	345
1944	936
1945	401
1946	419
1947	709
1948	306
1949	471
1950	320
1951	296
1952	417
1953	283
1954	536
1955	319
1956	457
1957	305
1958	494
1959	337
1960	461
1961	429
1962	662
1963	493
1964	677
1965	793
1966	1,037
1967	1,071
1968	619
1969	533
1970	526
1971	711
1972	823
1973	451
1974	596
1975	753
1976	529
1977	845
1978	433
1979	797
1980	929
1981	645
1982	1,232
1983	1,095
1984	822
1985	804
1986	563
1987	885
1988	1,119
1989	983
1990	760
1991	822
1992	928
1993	840
1994	1,173
1995	1,324
1996	1,147
1997	1,512
1998	1,232
1999	1,152
2000	924
2001	811
2002	1,152
2003	1,601
2004	1,478
2005	1,031
2006	896
2007	1,428
2008	945
2009	836
2010	2,289
2011	1,106
2012	953
2013	470
2014	556
2015	696
2016	1,340
2017	619
2018	861
2019	758
2020	688
2021	834
2022	661
2023	757
2024	643
2025	722
2026	763

Download the Data

Data for records on 2012-08-11: 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 2026-10-14 (14 October 2026). Records are computed by this site and are not official.

Data as of 2026-10-12. Last revised 12 October 2026 (2026-10-12).

Margin	Records
0 to 20	643
20 to 40	19
40 to 60	6
60 to 80	1
80 to 100	1
100 to 120	1