Weather Records on 22 August 2011

1,255 weather records were set or tied worldwide on 22 August 2011. Highest significance: Westbourne, AU.

Key Facts for 22 August 2011

On 22 August 2011, 1,255 weather records were set or tied at long-record stations worldwide.
860 were record highs and 151 were record lows, counting maximum and minimum temperature.
By timescale, 3 were all-time records, 36 monthly and 1,216 daily.
Westbourne set a monthly record daily precipitation of 69.8 mm (2.7 in) on 22 August 2011.
Across 167 earlier years (1802 to 2026) the same calendar date averaged 432 records.

Record Map

1,255 stations

1,255 station records on 22 August 2011 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 22 August 2011: highest significance records shown on the map
Station	Country	Type	Value	Significance
Westbourne	Australia	Record daily precipitation	69.8 mm (2.7 in)	74 of 100 (Major)
Rio Blanco Lower	Puerto Rico [United States]	Record daily precipitation	270.5 mm (10.6 in)	71 of 100 (Major)
Alencon-Valframbert	France	Record daily precipitation	34.7 mm (1.4 in)	65 of 100 (Major)
Freehold-Marlboro	United States	Record daily precipitation	89.2 mm (3.5 in)	63 of 100 (Major)
Juncos 1 SE	Puerto Rico [United States]	Record daily precipitation	141.2 mm (5.6 in)	62 of 100 (Major)
Tiirikoja	Estonia	Record daily precipitation	39.9 mm (1.6 in)	61 of 100 (Major)
Brunswick Junction	Australia	Record daily precipitation	67.2 mm (2.6 in)	60 of 100 (Major)
Frankland	Australia	Record daily precipitation	64.0 mm (2.5 in)	59 of 100 (Notable)
Downsville Dam	United States	Record daily precipitation	58.2 mm (2.3 in)	58 of 100 (Notable)
Palizada	Mexico	Record daily precipitation	131.8 mm (5.2 in)	57 of 100 (Notable)
Cacaos-Orocovis	Puerto Rico [United States]	Record daily precipitation	182.9 mm (7.2 in)	57 of 100 (Notable)
Canberra Parliament House	Australia	Record daily precipitation	51.8 mm (2.0 in)	56 of 100 (Notable)
Adjuntas 2 NW	Puerto Rico [United States]	Record daily precipitation	165.1 mm (6.5 in)	56 of 100 (Notable)
Urunga (Sunset Place)	Australia	Record daily precipitation	74.0 mm (2.9 in)	55 of 100 (Notable)
McAlinden	Australia	Record daily precipitation	75.0 mm (3.0 in)	54 of 100 (Notable)
Cerro Maravilla	Puerto Rico [United States]	Record daily precipitation	152.4 mm (6.0 in)	54 of 100 (Notable)
Helsinki Kaisaniemi AWS	Finland	Record daily precipitation	52.0 mm (2.0 in)	53 of 100 (Notable)
San Lorenzo 1SW	Puerto Rico [United States]	Record daily precipitation	162.6 mm (6.4 in)	52 of 100 (Notable)
Saentis	Switzerland	Record high maximum temperature	20.5 C (68.9 F)	52 of 100 (Notable)
Dungog Post Office	Australia	Record daily precipitation	44.8 mm (1.8 in)	50 of 100 (Notable)
Dillon	United States	Record daily precipitation	81.3 mm (3.2 in)	50 of 100 (Notable)
Kuranda	Australia	Record daily precipitation	46.4 mm (1.8 in)	49 of 100 (Notable)
Isabela Substn	Puerto Rico [United States]	Record daily precipitation	44.4 mm (1.7 in)	47 of 100 (Notable)
Lumberton	United States	Record daily precipitation	76.2 mm (3.0 in)	47 of 100 (Notable)
Hyvinkaa Hyvinkaankyla	Finland	Record daily precipitation	49.8 mm (2.0 in)	46 of 100 (Notable)
Col du Grand St-Bernard	Switzerland	Record high minimum temperature	12.3 C (54.1 F)	46 of 100 (Notable)
Muja Power Station	Australia	Record daily precipitation	81.0 mm (3.2 in)	45 of 100 (Notable)
Blaine	United States	Record high minimum temperature	16.7 C (62.1 F)	45 of 100 (Notable)
Denbarker	Australia	Record daily precipitation	46.2 mm (1.8 in)	44 of 100 (Notable)
Haliut	China	Record daily precipitation	47.5 mm (1.9 in)	44 of 100 (Notable)
Teloloapan	Mexico	Record high maximum temperature	32.8 C (91.0 F)	44 of 100 (Notable)
Caopas	Mexico	Record daily precipitation	61.7 mm (2.4 in)	44 of 100 (Notable)
Ponce 4 E	Puerto Rico [United States]	Record low minimum temperature	20.0 C (68.0 F)	44 of 100 (Notable)
Cuero	United States	Record high maximum temperature	41.1 C (106.0 F)	44 of 100 (Notable)
Union Village Dam	United States	Record daily precipitation	66.0 mm (2.6 in)	44 of 100 (Notable)
La Angostura	Mexico	Record low maximum temperature	23.9 C (75.0 F)	43 of 100 (Notable)
Dumas	United States	Record high minimum temperature	26.1 C (79.0 F)	43 of 100 (Notable)
Presque Isle	United States	Record daily precipitation	38.1 mm (1.5 in)	43 of 100 (Notable)
Cornwall	United States	Record daily precipitation	45.5 mm (1.8 in)	43 of 100 (Notable)
Tyler Pounds Fld	United States	Record high maximum temperature	40.0 C (104.0 F)	43 of 100 (Notable)
Isabela Substn	Puerto Rico [United States]	Record low maximum temperature	25.6 C (78.1 F)	42 of 100 (Notable)
Laurinburg	United States	Record daily precipitation	78.5 mm (3.1 in)	42 of 100 (Notable)
Graz	Austria	Record high minimum temperature	20.0 C (68.0 F)	41 of 100 (Notable)
Nantes-Bouguenais	France	Record daily precipitation	37.0 mm (1.5 in)	41 of 100 (Notable)
Hvar	Croatia	Record high maximum temperature	35.5 C (95.9 F)	41 of 100 (Notable)
San Juan L M Marin Intl AP	Puerto Rico [United States]	Record daily precipitation	146.3 mm (5.8 in)	41 of 100 (Notable)
Leroy 5 WSW	United States	Record high minimum temperature	18.3 C (64.9 F)	41 of 100 (Notable)
Bangor Intl AP	United States	Record daily precipitation	43.4 mm (1.7 in)	41 of 100 (Notable)
Newbicup	Australia	Record daily precipitation	29.4 mm (1.2 in)	40 of 100 (Notable)
Ljubljana Bezigrad	Slovenia	Record high minimum temperature	19.9 C (67.8 F)	40 of 100 (Notable)
Basel Binningen	Switzerland	Record high minimum temperature	20.4 C (68.7 F)	40 of 100 (Notable)
Clovis	United States	Record high minimum temperature	22.2 C (72.0 F)	40 of 100 (Notable)
Fayetteville (Pwc)	United States	Record daily precipitation	64.8 mm (2.6 in)	40 of 100 (Notable)
Buffalo Bill Dam	United States	Record high maximum temperature	33.9 C (93.0 F)	40 of 100 (Notable)
Riverdale	Australia	Record daily precipitation	30.4 mm (1.2 in)	39 of 100 (Notable)
Rocky Mt 8 ESE	United States	Record daily precipitation	91.4 mm (3.6 in)	39 of 100 (Notable)
Waxahachie	United States	Record high minimum temperature	27.8 C (82.0 F)	39 of 100 (Notable)
Gidgegannup	Australia	Record daily precipitation	45.2 mm (1.8 in)	38 of 100 (Notable)
Bokerup	Australia	Record daily precipitation	49.2 mm (1.9 in)	37 of 100 (Notable)
Nice	France	Record high maximum temperature	33.9 C (93.0 F)	37 of 100 (Notable)

Counts by Type and Timescale

1,255 records

Records set or tied on 22 August 2011 by type: Highest daily maximum 403, Lowest daily maximum 69, Highest daily minimum 457, Lowest daily minimum 82, Heaviest daily rainfall 244.

Records on 22 August 2011 by type
Record type	Records
Highest daily maximum	403
Lowest daily maximum	69
Highest daily minimum	457
Lowest daily minimum	82
Heaviest daily rainfall	244
Heaviest daily snowfall	0
Deepest snow cover	0

Records on 22 August 2011 by timescale: all-time 3, monthly 36, daily 1,216.

How Much Records Were Beaten By

901 broken records

Margins by which the 901 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 104.4. Ties are not counted.

Top 20 by Significance

22 August 2011

Top 20 records on 22 August 2011 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
22 August 2011	Westbourne, AU	monthly rain	69.8 mm (2.7 in)	28.1 mm (1.1 in)	47 years	74 of 100 (Major)
22 August 2011	Rio Blanco Lower, PR	monthly rain	270.5 mm (10.6 in)	80.0 mm (3.1 in)	56 years	71 of 100 (Major)
22 August 2011	Alencon-Valframbert, FR	daily rain	34.7 mm (1.4 in)	22.1 mm (0.9 in)	65 years	65 of 100 (Major)
22 August 2011	Freehold-Marlboro, US	daily rain	89.2 mm (3.5 in)	38.4 mm (1.5 in)	102 years	63 of 100 (Major)
22 August 2011	Juncos 1 SE, PR	daily rain	141.2 mm (5.6 in)	81.5 mm (3.2 in)	48 years	62 of 100 (Major)
22 August 2011	Tiirikoja, EE	daily rain	39.9 mm (1.6 in)	23.1 mm (0.9 in)	70 years	61 of 100 (Major)
22 August 2011	Brunswick Junction, AU	daily rain	67.2 mm (2.6 in)	34.9 mm (1.4 in)	48 years	60 of 100 (Major)
22 August 2011	Frankland, AU	monthly rain	64.0 mm (2.5 in)	22.4 mm (0.9 in)	8 years	59 of 100 (Notable)
22 August 2011	Downsville Dam, US	daily rain	58.2 mm (2.3 in)	47.8 mm (1.9 in)	45 years	58 of 100 (Notable)
22 August 2011	Palizada, MX	daily rain	131.8 mm (5.2 in)	81.5 mm (3.2 in)	37 years	57 of 100 (Notable)
22 August 2011	Cacaos-Orocovis, PR	monthly rain	182.9 mm (7.2 in)	68.6 mm (2.7 in)	14 years	57 of 100 (Notable)
22 August 2011	Canberra Parliament House, AU	daily rain	51.8 mm (2.0 in)	31.5 mm (1.2 in)	40 years	56 of 100 (Notable)
22 August 2011	Adjuntas 2 NW, PR	daily rain	165.1 mm (6.5 in)	94.0 mm (3.7 in)	52 years	56 of 100 (Notable)
22 August 2011	Urunga (Sunset Place), AU	daily rain	74.0 mm (2.9 in)	45.8 mm (1.8 in)	88 years	55 of 100 (Notable)
22 August 2011	McAlinden, AU	monthly rain	75.0 mm (3.0 in)	17.3 mm (0.7 in)	47 years	54 of 100 (Notable)
22 August 2011	Cerro Maravilla, PR	daily rain	152.4 mm (6.0 in)	104.4 mm (4.1 in)	33 years	54 of 100 (Notable)
22 August 2011	Helsinki Kaisaniemi AWS, FI	daily rain	52.0 mm (2.0 in)	34.5 mm (1.4 in)	24 years	53 of 100 (Notable)
22 August 2011	San Lorenzo 1SW, PR	daily rain	162.6 mm (6.4 in)	94.0 mm (3.7 in)	28 years	52 of 100 (Notable)
22 August 2011	Saentis, CH	monthly high max	20.5 C (68.9 F)	1.0 C (1.8 F)	128 years	52 of 100 (Notable)
22 August 2011	Dungog Post Office, AU	daily rain	44.8 mm (1.8 in)	23.5 mm (0.9 in)	72 years	50 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

1802 to 2011

Records set or tied on this calendar date in each year from 1802 to 2011. 2011 had 1,255 records.

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

Records on 08-22 in each year
Year	Records
1802	2
1803	1
1805	1
1812	1
1816	1
1835	1
1839	2
1843	1
1846	2
1849	1
1850	1
1853	1
1857	1
1863	1
1864	1
1867	1
1868	1
1869	1
1870	4
1872	1
1875	1
1876	3
1877	3
1878	2
1882	1
1883	1
1884	1
1885	1
1886	1
1887	2
1888	2
1889	3
1891	2
1892	6
1893	3
1894	7
1895	6
1896	2
1897	4
1898	6
1899	5
1900	1
1901	5
1902	6
1903	3
1904	8
1905	7
1906	24
1907	7
1908	29
1909	5
1910	19
1911	20
1912	39
1913	30
1914	18
1915	31
1916	75
1917	47
1918	85
1919	18
1920	60
1921	64
1922	44
1923	279
1924	148
1925	219
1926	144
1927	154
1928	134
1929	240
1930	276
1931	388
1932	222
1933	367
1934	234
1935	337
1936	954
1937	421
1938	501
1939	517
1940	503
1941	249
1942	500
1943	517
1944	526
1945	475
1946	410
1947	1,034
1948	297
1949	570
1950	460
1951	452
1952	372
1953	348
1954	466
1955	553
1956	785
1957	371
1958	511
1959	547
1960	612
1961	562
1962	329
1963	419
1964	686
1965	423
1966	830
1967	404
1968	1,091
1969	727
1970	368
1971	1,021
1972	436
1973	611
1974	628
1975	597
1976	722
1977	655
1978	529
1979	547
1980	640
1981	795
1982	912
1983	1,366
1984	739
1985	793
1986	1,073
1987	801
1988	1,133
1989	753
1990	808
1991	808
1992	994
1993	845
1994	803
1995	1,002
1996	942
1997	1,381
1998	1,016
1999	756
2000	867
2001	940
2002	1,385
2003	1,550
2004	1,029
2005	887
2006	832
2007	1,801
2008	869
2009	1,347
2010	1,397
2011	1,255
2012	831
2013	450
2014	911
2015	529
2016	730
2017	537
2018	752
2019	558
2020	1,041
2021	683
2022	782
2023	1,525
2024	803
2025	1,358
2026	989

Download the Data

Data for records on 2011-08-22: 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	858
20 to 40	29
40 to 60	7
60 to 80	1
80 to 100	5
100 to 120	1