Weather Records on 29 August 2011

1,252 weather records were set or tied worldwide on 29 August 2011. Highest significance: Jackman, US.

Key Facts for 29 August 2011

On 29 August 2011, 1,252 weather records were set or tied at long-record stations worldwide.
868 were record highs and 117 were record lows, counting maximum and minimum temperature.
By timescale, 23 were all-time records, 62 monthly and 1,167 daily.
Jackman set a daily record precipitation of 78.0 mm (3.1 in) on 29 August 2011.
Across 161 earlier years (1807 to 2026) the same calendar date averaged 446 records.

Record Map

1,252 stations

1,252 station records on 29 August 2011 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 29 August 2011: highest significance records shown on the map
Station	Country	Type	Value	Significance
Jackman	United States	Record daily precipitation	78.0 mm (3.1 in)	68 of 100 (Major)
Middle Dam	United States	Record daily precipitation	80.8 mm (3.2 in)	66 of 100 (Major)
Mt Sunapee	United States	Record daily precipitation	145.8 mm (5.7 in)	66 of 100 (Major)
Alcove Dam	United States	Record daily precipitation	110.5 mm (4.4 in)	65 of 100 (Major)
Byfield Childs Road	Australia	Record daily precipitation	154.0 mm (6.1 in)	64 of 100 (Major)
Bulls Brg Dam	United States	Record daily precipitation	148.6 mm (5.9 in)	64 of 100 (Major)
Elizabethtown	United States	Record daily precipitation	152.7 mm (6.0 in)	62 of 100 (Major)
Lake Placid 2 S	United States	Record daily precipitation	77.2 mm (3.0 in)	62 of 100 (Major)
Stevenson Dam	United States	Record daily precipitation	62.0 mm (2.4 in)	61 of 100 (Major)
York Pond	United States	Record daily precipitation	95.8 mm (3.8 in)	60 of 100 (Major)
Ball Mtn Lake	United States	Record daily precipitation	124.5 mm (4.9 in)	58 of 100 (Notable)
Brassua Dam	United States	Record daily precipitation	63.2 mm (2.5 in)	57 of 100 (Notable)
Chon Buri	Thailand	Record daily precipitation	102.1 mm (4.0 in)	56 of 100 (Notable)
Bridgton 3 NW	United States	Record daily precipitation	89.4 mm (3.5 in)	56 of 100 (Notable)
Eastport	United States	Record daily precipitation	53.3 mm (2.1 in)	56 of 100 (Notable)
Errol	United States	Record daily precipitation	65.3 mm (2.6 in)	56 of 100 (Notable)
Newport	United States	Record daily precipitation	75.7 mm (3.0 in)	56 of 100 (Notable)
Bethel 4 N	United States	Record daily precipitation	115.3 mm (4.5 in)	56 of 100 (Notable)
Lowell	United States	Record daily precipitation	98.3 mm (3.9 in)	55 of 100 (Notable)
Newport	United States	Record daily precipitation	104.1 mm (4.1 in)	55 of 100 (Notable)
Pinkham Notch	United States	Record daily precipitation	162.8 mm (6.4 in)	54 of 100 (Notable)
Southbridge 3 SW	United States	Record daily precipitation	82.6 mm (3.3 in)	53 of 100 (Notable)
Cavendish	United States	Record daily precipitation	138.7 mm (5.5 in)	53 of 100 (Notable)
Rocky Rvr Dam	United States	Record daily precipitation	100.6 mm (4.0 in)	52 of 100 (Notable)
Dover-Foxcroft Wwtp	United States	Record daily precipitation	90.2 mm (3.6 in)	52 of 100 (Notable)
Guilford	United States	Record daily precipitation	78.2 mm (3.1 in)	52 of 100 (Notable)
Kingfield	United States	Record daily precipitation	93.0 mm (3.7 in)	52 of 100 (Notable)
Colebrook 3SW	United States	Record daily precipitation	69.3 mm (2.7 in)	52 of 100 (Notable)
First Connecticut Lake	United States	Record daily precipitation	82.3 mm (3.2 in)	52 of 100 (Notable)
Keene	United States	Record daily precipitation	61.2 mm (2.4 in)	52 of 100 (Notable)
San Jose del Cabo	Mexico	Record low minimum temperature	15.0 C (59.0 F)	51 of 100 (Notable)
Falls Village	United States	Record daily precipitation	134.6 mm (5.3 in)	51 of 100 (Notable)
Harris STN	United States	Record daily precipitation	45.2 mm (1.8 in)	51 of 100 (Notable)
Milo	United States	Record daily precipitation	71.1 mm (2.8 in)	51 of 100 (Notable)
Elk	United States	Record high minimum temperature	17.2 C (63.0 F)	51 of 100 (Notable)
W Pt	United States	Record daily precipitation	85.6 mm (3.4 in)	51 of 100 (Notable)
Liberty	United States	Record high maximum temperature	40.6 C (105.1 F)	51 of 100 (Notable)
Sapphire (Argyle)	Australia	Record daily precipitation	30.8 mm (1.2 in)	50 of 100 (Notable)
Parnu	Estonia	Record daily precipitation	53.0 mm (2.1 in)	50 of 100 (Notable)
Trojes	Mexico	Record daily precipitation	55.9 mm (2.2 in)	50 of 100 (Notable)
Eustis	United States	Record daily precipitation	90.9 mm (3.6 in)	50 of 100 (Notable)
Ft Kent	United States	Record daily precipitation	59.2 mm (2.3 in)	50 of 100 (Notable)
E Brimfield Lake	United States	Record daily precipitation	74.7 mm (2.9 in)	50 of 100 (Notable)
W Otis	United States	Record daily precipitation	97.5 mm (3.8 in)	50 of 100 (Notable)
Indian Lake 2SW	United States	Record daily precipitation	95.0 mm (3.7 in)	50 of 100 (Notable)
Fredericksburg	United States	Record high maximum temperature	41.7 C (107.1 F)	50 of 100 (Notable)
Hillsboro	United States	Record high minimum temperature	27.8 C (82.0 F)	50 of 100 (Notable)
Pownal 1 NE	United States	Record daily precipitation	88.6 mm (3.5 in)	50 of 100 (Notable)
Berlin	United States	Record daily precipitation	117.6 mm (4.6 in)	49 of 100 (Notable)
Fowlerton	United States	Record high maximum temperature	43.9 C (111.0 F)	49 of 100 (Notable)
Union Village Dam	United States	Record daily precipitation	86.4 mm (3.4 in)	49 of 100 (Notable)
Moosehead	United States	Record daily precipitation	57.7 mm (2.3 in)	48 of 100 (Notable)
N Creek 5 SE	United States	Record daily precipitation	71.9 mm (2.8 in)	48 of 100 (Notable)
Boerne	United States	Record high maximum temperature	41.7 C (107.1 F)	48 of 100 (Notable)
Northville	United States	Record daily precipitation	93.0 mm (3.7 in)	47 of 100 (Notable)
Norwich	United States	Record daily precipitation	91.4 mm (3.6 in)	47 of 100 (Notable)
Menard	United States	Record high maximum temperature	43.3 C (109.9 F)	47 of 100 (Notable)
Jakutsk	Russia	Record daily precipitation	32.1 mm (1.3 in)	46 of 100 (Notable)
Conklingville Dam	United States	Record daily precipitation	139.7 mm (5.5 in)	46 of 100 (Notable)
Beaumont City	United States	Record high maximum temperature	38.9 C (102.0 F)	46 of 100 (Notable)

Counts by Type and Timescale

1,252 records

Records set or tied on 29 August 2011 by type: Highest daily maximum 491, Lowest daily maximum 59, Highest daily minimum 377, Lowest daily minimum 58, Heaviest daily rainfall 267.

Records on 29 August 2011 by type
Record type	Records
Highest daily maximum	491
Lowest daily maximum	59
Highest daily minimum	377
Lowest daily minimum	58
Heaviest daily rainfall	267
Heaviest daily snowfall	0
Deepest snow cover	0

Records on 29 August 2011 by timescale: all-time 23, monthly 62, daily 1,167.

How Much Records Were Beaten By

890 broken records

Margins by which the 890 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 121.7. Ties are not counted.

Top 20 by Significance

29 August 2011

Top 20 records on 29 August 2011 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
29 August 2011	Jackman, US	daily rain	78.0 mm (3.1 in)	39.4 mm (1.6 in)	60 years	68 of 100 (Major)
29 August 2011	Middle Dam, US	daily rain	80.8 mm (3.2 in)	39.7 mm (1.6 in)	60 years	66 of 100 (Major)
29 August 2011	Mt Sunapee, US	monthly rain	145.8 mm (5.7 in)	71.1 mm (2.8 in)	38 years	66 of 100 (Major)
29 August 2011	Alcove Dam, US	daily rain	110.5 mm (4.4 in)	64.8 mm (2.6 in)	61 years	65 of 100 (Major)
29 August 2011	Byfield Childs Road, AU	monthly rain	154.0 mm (6.1 in)	69.0 mm (2.7 in)	23 years	64 of 100 (Major)
29 August 2011	Bulls Brg Dam, US	daily rain	148.6 mm (5.9 in)	121.7 mm (4.8 in)	61 years	64 of 100 (Major)
29 August 2011	Elizabethtown, US	monthly rain	152.7 mm (6.0 in)	70.1 mm (2.8 in)	6 years	62 of 100 (Major)
29 August 2011	Lake Placid 2 S, US	daily rain	77.2 mm (3.0 in)	38.3 mm (1.5 in)	40 years	62 of 100 (Major)
29 August 2011	Stevenson Dam, US	daily rain	62.0 mm (2.4 in)	35.1 mm (1.4 in)	117 years	61 of 100 (Major)
29 August 2011	York Pond, US	daily rain	95.8 mm (3.8 in)	60.2 mm (2.4 in)	40 years	60 of 100 (Major)
29 August 2011	Ball Mtn Lake, US	monthly rain	124.5 mm (4.9 in)	40.7 mm (1.6 in)	36 years	58 of 100 (Notable)
29 August 2011	Brassua Dam, US	daily rain	63.2 mm (2.5 in)	39.1 mm (1.5 in)	32 years	57 of 100 (Notable)
29 August 2011	Chon Buri, TH	daily rain	102.1 mm (4.0 in)	54.0 mm (2.1 in)	36 years	56 of 100 (Notable)
29 August 2011	Bridgton 3 NW, US	daily rain	89.4 mm (3.5 in)	58.9 mm (2.3 in)	36 years	56 of 100 (Notable)
29 August 2011	Eastport, US	daily rain	53.3 mm (2.1 in)	24.3 mm (1.0 in)	84 years	56 of 100 (Notable)
29 August 2011	Errol, US	daily rain	65.3 mm (2.6 in)	30.2 mm (1.2 in)	61 years	56 of 100 (Notable)
29 August 2011	Newport, US	daily rain	75.7 mm (3.0 in)	35.3 mm (1.4 in)	61 years	56 of 100 (Notable)
29 August 2011	Bethel 4 N, US	monthly rain	115.3 mm (4.5 in)	38.3 mm (1.5 in)	21 years	56 of 100 (Notable)
29 August 2011	Lowell, US	daily rain	98.3 mm (3.9 in)	43.7 mm (1.7 in)	49 years	55 of 100 (Notable)
29 August 2011	Newport, US	all-time rain	104.1 mm (4.1 in)	8.1 mm (0.32 in)	69 years	55 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

1807 to 2011

Records set or tied on this calendar date in each year from 1807 to 2011. 2011 had 1,252 records.

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

Records on 08-29 in each year
Year	Records
1807	4
1814	2
1827	1
1834	1
1835	1
1837	1
1839	1
1844	1
1845	1
1850	1
1851	4
1863	1
1864	1
1865	2
1866	1
1869	1
1870	1
1875	1
1877	4
1878	1
1880	1
1881	1
1884	1
1885	3
1886	3
1887	1
1889	1
1891	1
1893	3
1894	6
1895	2
1896	10
1897	4
1898	2
1899	1
1900	1
1901	6
1902	7
1903	21
1904	7
1905	21
1906	14
1907	5
1908	12
1909	25
1910	9
1911	44
1912	36
1913	21
1914	32
1915	36
1916	59
1917	41
1918	28
1919	34
1920	76
1921	102
1922	41
1923	66
1924	250
1925	222
1926	403
1927	214
1928	288
1929	139
1930	170
1931	181
1932	675
1933	435
1934	459
1935	632
1936	297
1937	430
1938	253
1939	332
1940	395
1941	384
1942	654
1943	334
1944	338
1945	390
1946	702
1947	419
1948	1,096
1949	470
1950	557
1951	917
1952	345
1953	1,189
1954	438
1955	365
1956	351
1957	392
1958	240
1959	496
1960	499
1961	501
1962	400
1963	672
1964	483
1965	1,095
1966	463
1967	511
1968	887
1969	691
1970	481
1971	514
1972	635
1973	679
1974	874
1975	517
1976	547
1977	770
1978	755
1979	581
1980	521
1981	869
1982	1,164
1983	883
1984	1,230
1985	551
1986	2,408
1987	659
1988	1,237
1989	728
1990	1,009
1991	806
1992	1,417
1993	1,306
1994	596
1995	1,090
1996	1,056
1997	957
1998	1,452
1999	756
2000	1,076
2001	743
2002	921
2003	964
2004	813
2005	993
2006	1,156
2007	959
2008	716
2009	1,110
2010	1,184
2011	1,252
2012	901
2013	739
2014	419
2015	798
2016	576
2017	1,162
2018	890
2019	789
2020	827
2021	567
2022	437
2023	677
2024	1,047
2025	664
2026	797

Download the Data

Data for records on 2011-08-29: 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	812
20 to 40	51
40 to 60	15
60 to 80	10
80 to 100	1
100 to 120	0
120 to 140	1