Weather Records on 25 August 2011

1,332 weather records were set or tied worldwide on 25 August 2011. Highest significance: Rio Piedras Exp STN, PR.

Key Facts for 25 August 2011

On 25 August 2011, 1,332 weather records were set or tied at long-record stations worldwide.
1,034 were record highs and 164 were record lows, counting maximum and minimum temperature.
By timescale, 4 were all-time records, 20 monthly and 1,308 daily.
Rio Piedras Exp STN set an all-time record daily precipitation of 340.4 mm (13.4 in) on 25 August 2011.
Across 168 earlier years (1796 to 2026) the same calendar date averaged 432 records.

Record Map

1,332 stations

1,332 station records on 25 August 2011 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 25 August 2011: highest significance records shown on the map
Station	Country	Type	Value	Significance
Rio Piedras Exp STN	Puerto Rico [United States]	Record daily precipitation	340.4 mm (13.4 in)	76 of 100 (Major)
Rayones	Mexico	Record daily precipitation	97.8 mm (3.9 in)	61 of 100 (Major)
Ponce 4 E	Puerto Rico [United States]	Record low minimum temperature	18.3 C (64.9 F)	58 of 100 (Notable)
Phuket Airport	Thailand	Record daily precipitation	249.2 mm (9.8 in)	57 of 100 (Notable)
Glenwood	United States	Record high minimum temperature	25.6 C (78.1 F)	52 of 100 (Notable)
Bjelasnica	Bosnia and Herzegovina	Record high minimum temperature	17.0 C (62.6 F)	49 of 100 (Notable)
Cabot	United States	Record daily precipitation	76.2 mm (3.0 in)	49 of 100 (Notable)
Tlahuac	Mexico	Record daily precipitation	44.5 mm (1.8 in)	48 of 100 (Notable)
Casa Grande Nm	United States	Record high minimum temperature	29.4 C (84.9 F)	48 of 100 (Notable)
Anaconda	United States	Record high minimum temperature	14.4 C (57.9 F)	47 of 100 (Notable)
Crockett	United States	Record high maximum temperature	41.1 C (106.0 F)	47 of 100 (Notable)
Ferron	United States	Record high minimum temperature	20.6 C (69.1 F)	47 of 100 (Notable)
Wien	Austria	Record high minimum temperature	21.7 C (71.1 F)	46 of 100 (Notable)
Worms	Germany	Record daily precipitation	26.5 mm (1.0 in)	45 of 100 (Notable)
Fordyce	United States	Record daily precipitation	41.4 mm (1.6 in)	45 of 100 (Notable)
San Andres	Mexico	Record daily precipitation	34.0 mm (1.3 in)	44 of 100 (Notable)
Trojes	Mexico	Record daily precipitation	68.6 mm (2.7 in)	44 of 100 (Notable)
Buynaksk	Russia	Record daily precipitation	38.9 mm (1.5 in)	44 of 100 (Notable)
Camden 1	United States	Record daily precipitation	54.6 mm (2.1 in)	44 of 100 (Notable)
Osijek	Croatia	Record high maximum temperature	37.7 C (99.9 F)	43 of 100 (Notable)
Texcoco (Dge)	Mexico	Record daily precipitation	40.6 mm (1.6 in)	43 of 100 (Notable)
Ashton 1N	United States	Record high minimum temperature	15.6 C (60.1 F)	43 of 100 (Notable)
Olean	United States	Record daily precipitation	45.7 mm (1.8 in)	43 of 100 (Notable)
Beaver	United States	Record high maximum temperature	42.2 C (108.0 F)	43 of 100 (Notable)
Plainview	United States	Record high minimum temperature	23.3 C (73.9 F)	43 of 100 (Notable)
Spur	United States	Record high minimum temperature	23.3 C (73.9 F)	43 of 100 (Notable)
Sulphur Springs	United States	Record high maximum temperature	41.1 C (106.0 F)	43 of 100 (Notable)
Huajimic	Mexico	Record high maximum temperature	38.9 C (102.0 F)	42 of 100 (Notable)
Icamole	Mexico	Record daily precipitation	39.9 mm (1.6 in)	42 of 100 (Notable)
Bloomingdale	United States	Record high maximum temperature	34.4 C (93.9 F)	42 of 100 (Notable)
Beverly Stp	United States	Record daily precipitation	82.0 mm (3.2 in)	42 of 100 (Notable)
Cuero	United States	Record high maximum temperature	41.1 C (106.0 F)	42 of 100 (Notable)
Levan	United States	Record high minimum temperature	18.9 C (66.0 F)	42 of 100 (Notable)
Salem AP (McNary Field)	United States	Record high minimum temperature	17.8 C (64.0 F)	42 of 100 (Notable)
Hvar	Croatia	Record high maximum temperature	34.5 C (94.1 F)	41 of 100 (Notable)
Paradise	United States	Record high maximum temperature	33.9 C (93.0 F)	41 of 100 (Notable)
Rangely 1E	United States	Record high maximum temperature	37.2 C (99.0 F)	41 of 100 (Notable)
Guthrie 5S	United States	Record high maximum temperature	42.2 C (108.0 F)	41 of 100 (Notable)
Taloga	United States	Record high maximum temperature	43.9 C (111.0 F)	41 of 100 (Notable)
Black Rock	United States	Record high maximum temperature	38.9 C (102.0 F)	41 of 100 (Notable)
Cortez	United States	Record high maximum temperature	36.7 C (98.1 F)	40 of 100 (Notable)
Mackay Lost Rvr Rs	United States	Record high minimum temperature	13.3 C (55.9 F)	40 of 100 (Notable)
Ashland	United States	Record high maximum temperature	42.8 C (109.0 F)	40 of 100 (Notable)
Howard 2SE	United States	Record high maximum temperature	41.7 C (107.1 F)	40 of 100 (Notable)
Searchlight	United States	Record high maximum temperature	41.1 C (106.0 F)	40 of 100 (Notable)
Enid	United States	Record high maximum temperature	42.8 C (109.0 F)	40 of 100 (Notable)
Clayton Muni Air Pk	United States	Record high minimum temperature	19.4 C (66.9 F)	40 of 100 (Notable)
Fergana	Uzbekistan	Record high minimum temperature	21.8 C (71.2 F)	40 of 100 (Notable)
Chiconautla	Mexico	Record high maximum temperature	35.6 C (96.1 F)	39 of 100 (Notable)
Kassler	United States	Record high minimum temperature	21.1 C (70.0 F)	39 of 100 (Notable)
Arco	United States	Record high minimum temperature	16.1 C (61.0 F)	39 of 100 (Notable)
Grand Coteau	United States	Record daily precipitation	53.8 mm (2.1 in)	39 of 100 (Notable)
Paulding	United States	Record daily precipitation	36.1 mm (1.4 in)	39 of 100 (Notable)
Wallowa	United States	Record high minimum temperature	12.8 C (55.0 F)	39 of 100 (Notable)
Bonham 3NNE	United States	Record high maximum temperature	41.7 C (107.1 F)	39 of 100 (Notable)
Burnet	United States	Record high minimum temperature	25.0 C (77.0 F)	39 of 100 (Notable)
Cheyenne	United States	Record high maximum temperature	34.4 C (93.9 F)	39 of 100 (Notable)
Kremsmuenster	Austria	Record high minimum temperature	19.3 C (66.7 F)	38 of 100 (Notable)
Villaldama	Mexico	Record high maximum temperature	40.0 C (104.0 F)	38 of 100 (Notable)
Gonzalez	Mexico	Record high maximum temperature	42.8 C (109.0 F)	38 of 100 (Notable)

Counts by Type and Timescale

1,332 records

Records set or tied on 25 August 2011 by type: Highest daily maximum 562, Lowest daily maximum 89, Highest daily minimum 472, Lowest daily minimum 75, Heaviest daily rainfall 134.

Records on 25 August 2011 by type
Record type	Records
Highest daily maximum	562
Lowest daily maximum	89
Highest daily minimum	472
Lowest daily minimum	75
Heaviest daily rainfall	134
Heaviest daily snowfall	0
Deepest snow cover	0

Records on 25 August 2011 by timescale: all-time 4, monthly 20, daily 1,308.

How Much Records Were Beaten By

931 broken records

Margins by which the 931 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 129.6. Ties are not counted.

Top 20 by Significance

25 August 2011

Top 20 records on 25 August 2011 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
25 August 2011	Rio Piedras Exp STN, PR	all-time rain	340.4 mm (13.4 in)	129.6 mm (5.1 in)	38 years	76 of 100 (Major)
25 August 2011	Rayones, MX	daily rain	97.8 mm (3.9 in)	66.8 mm (2.6 in)	52 years	61 of 100 (Major)
25 August 2011	Ponce 4 E, PR	daily low min	18.3 C (64.9 F)	2.3 C (4.1 F)	108 years	58 of 100 (Notable)
25 August 2011	Phuket Airport, TH	all-time rain	249.2 mm (9.8 in)	33.2 mm (1.3 in)	55 years	57 of 100 (Notable)
25 August 2011	Glenwood, US	all-time high min	25.6 C (78.1 F)	1.7 C (3.1 F)	60 years	52 of 100 (Notable)
25 August 2011	Bjelasnica, BA	daily high min	17.0 C (62.6 F)	3.4 C (6.1 F)	108 years	49 of 100 (Notable)
25 August 2011	Cabot, US	daily rain	76.2 mm (3.0 in)	64.3 mm (2.5 in)	24 years	49 of 100 (Notable)
25 August 2011	Tlahuac, MX	daily rain	44.5 mm (1.8 in)	24.7 mm (1.0 in)	45 years	48 of 100 (Notable)
25 August 2011	Casa Grande Nm, US	daily high min	29.4 C (84.9 F)	2.2 C (4.0 F)	100 years	48 of 100 (Notable)
25 August 2011	Anaconda, US	daily high min	14.4 C (57.9 F)	3.3 C (5.9 F)	92 years	47 of 100 (Notable)
25 August 2011	Crockett, US	daily high max	41.1 C (106.0 F)	2.2 C (4.0 F)	105 years	47 of 100 (Notable)
25 August 2011	Ferron, US	daily high min	20.6 C (69.1 F)	2.3 C (4.1 F)	112 years	47 of 100 (Notable)
25 August 2011	Wien, AT	daily high min	21.7 C (71.1 F)	1.7 C (3.1 F)	139 years	46 of 100 (Notable)
25 August 2011	Worms, DE	daily rain	26.5 mm (1.0 in)	15.9 mm (0.6 in)	52 years	45 of 100 (Notable)
25 August 2011	Fordyce, US	daily rain	41.4 mm (1.6 in)	9.6 mm (0.38 in)	100 years	45 of 100 (Notable)
25 August 2011	San Andres, MX	daily rain	34.0 mm (1.3 in)	21.0 mm (0.8 in)	30 years	44 of 100 (Notable)
25 August 2011	Trojes, MX	daily rain	68.6 mm (2.7 in)	36.6 mm (1.4 in)	4 years	44 of 100 (Notable)
25 August 2011	Buynaksk, RU	daily rain	38.9 mm (1.5 in)	18.8 mm (0.7 in)	58 years	44 of 100 (Notable)
25 August 2011	Camden 1, US	daily rain	54.6 mm (2.1 in)	6.3 mm (0.25 in)	100 years	44 of 100 (Notable)
25 August 2011	Osijek, HR	daily high max	37.7 C (99.9 F)	2.3 C (4.1 F)	93 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

1796 to 2011

Records set or tied on this calendar date in each year from 1796 to 2011. 2011 had 1,332 records.

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

Records on 08-25 in each year
Year	Records
1796	1
1801	1
1802	1
1807	2
1809	1
1813	1
1814	1
1816	1
1818	2
1837	1
1838	2
1839	1
1848	1
1852	1
1855	2
1859	1
1861	2
1864	1
1867	2
1869	1
1870	1
1871	2
1872	2
1875	1
1876	5
1877	3
1879	3
1880	2
1884	1
1885	2
1886	1
1887	1
1889	1
1890	3
1892	4
1893	8
1894	2
1895	4
1896	2
1897	2
1898	2
1899	5
1900	13
1901	11
1902	6
1903	13
1904	11
1905	12
1906	29
1907	15
1908	13
1909	22
1910	32
1911	32
1912	32
1913	31
1914	30
1915	94
1916	18
1917	65
1918	37
1919	172
1920	174
1921	50
1922	70
1923	117
1924	402
1925	145
1926	224
1927	356
1928	167
1929	174
1930	247
1931	251
1932	270
1933	307
1934	457
1935	317
1936	859
1937	333
1938	620
1939	366
1940	658
1941	474
1942	514
1943	496
1944	589
1945	462
1946	305
1947	627
1948	876
1949	281
1950	327
1951	352
1952	585
1953	461
1954	520
1955	711
1956	273
1957	479
1958	958
1959	576
1960	585
1961	487
1962	398
1963	510
1964	557
1965	401
1966	715
1967	439
1968	596
1969	631
1970	721
1971	628
1972	596
1973	537
1974	466
1975	650
1976	459
1977	731
1978	702
1979	828
1980	750
1981	671
1982	907
1983	1,277
1984	694
1985	1,048
1986	778
1987	1,533
1988	815
1989	918
1990	817
1991	688
1992	1,680
1993	1,137
1994	617
1995	1,206
1996	1,058
1997	1,553
1998	1,138
1999	895
2000	790
2001	1,021
2002	1,073
2003	872
2004	947
2005	874
2006	1,020
2007	1,345
2008	1,026
2009	824
2010	1,321
2011	1,332
2012	709
2013	619
2014	853
2015	1,157
2016	887
2017	432
2018	438
2019	708
2020	931
2021	597
2022	672
2023	1,565
2024	909
2025	1,071
2026	886

Download the Data

Data for records on 2011-08-25: 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 2026-10-15. Last revised 15 October 2026 (2026-10-15).

Margin	Records
0 to 20	912
20 to 40	14
40 to 60	2
60 to 80	2
80 to 100	0
100 to 120	0
120 to 140	1