Weather Records on 13 August 2009

806 weather records were set or tied worldwide on 13 August 2009. Highest significance: Kaneohe 838.1, US.

Key Facts for 13 August 2009

On 13 August 2009, 806 weather records were set or tied at long-record stations worldwide.
398 were record highs and 196 were record lows, counting maximum and minimum temperature.
By timescale, 2 were all-time records, 34 monthly and 770 daily.
Kaneohe 838.1 set a daily record precipitation of 79.0 mm (3.1 in) on 13 August 2009.
Across 159 earlier years (1793 to 2026) the same calendar date averaged 472 records.

Record Map

806 stations

806 station records on 13 August 2009 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 13 August 2009: highest significance records shown on the map
Station	Country	Type	Value	Significance
Kaneohe 838.1	United States	Record daily precipitation	79.0 mm (3.1 in)	80 of 100 (Exceptional)
Waianae 798	United States	Record daily precipitation	58.9 mm (2.3 in)	77 of 100 (Major)
St Marys (Cullenswood)	Australia	Record daily precipitation	127.2 mm (5.0 in)	74 of 100 (Major)
St Marys (Clive Street)	Australia	Record daily precipitation	142.6 mm (5.6 in)	74 of 100 (Major)
Swansea (Kelvedon)	Australia	Record daily precipitation	54.4 mm (2.1 in)	71 of 100 (Major)
Launiupoko Vil 372	United States	Record daily precipitation	57.4 mm (2.3 in)	70 of 100 (Major)
Kaliningrad	Russia	Record daily precipitation	76.0 mm (3.0 in)	67 of 100 (Major)
Halenanaho 1006	United States	Record daily precipitation	71.9 mm (2.8 in)	64 of 100 (Major)
Stonehouse	Australia	Record daily precipitation	61.0 mm (2.4 in)	61 of 100 (Major)
Fingal (Legge Street)	Australia	Record daily precipitation	50.2 mm (2.0 in)	60 of 100 (Major)
Nuuanu Rsch 5 775	United States	Record daily precipitation	30.2 mm (1.2 in)	59 of 100 (Notable)
Lewis Hill (St Pauls River)	Australia	Record daily precipitation	56.0 mm (2.2 in)	54 of 100 (Notable)
Buckland (Brockley)	Australia	Record daily precipitation	68.0 mm (2.7 in)	52 of 100 (Notable)
Cranbrook (Cranbrook House)	Australia	Record daily precipitation	49.0 mm (1.9 in)	52 of 100 (Notable)
Mahaulepu 941.1	United States	Record daily precipitation	41.1 mm (1.6 in)	52 of 100 (Notable)
Pali Golf Course 788.1	United States	Record daily precipitation	70.6 mm (2.8 in)	52 of 100 (Notable)
Hackberry 8 SSW	United States	Record high minimum temperature	30.0 C (86.0 F)	50 of 100 (Notable)
Pomeroy	United States	Record low maximum temperature	17.8 C (64.0 F)	50 of 100 (Notable)
Nuuanu Rsch 4 783	United States	Record daily precipitation	81.5 mm (3.2 in)	50 of 100 (Notable)
Puhi 1013	United States	Record daily precipitation	58.4 mm (2.3 in)	50 of 100 (Notable)
Coconut Is 840.1	United States	Record daily precipitation	30.2 mm (1.2 in)	49 of 100 (Notable)
Waimanalo Exp F 795.1	United States	Record daily precipitation	30.0 mm (1.2 in)	49 of 100 (Notable)
Lake Leake (Elizabeth River)	Australia	Record daily precipitation	81.4 mm (3.2 in)	48 of 100 (Notable)
Rimbo	Sweden	Record daily precipitation	32.5 mm (1.3 in)	48 of 100 (Notable)
Campbell Ind Park 702.5	United States	Record daily precipitation	35.1 mm (1.4 in)	48 of 100 (Notable)
Linkoeping-Malmslaett	Sweden	Record daily precipitation	26.7 mm (1.1 in)	47 of 100 (Notable)
Koloa 936	United States	Record daily precipitation	34.8 mm (1.4 in)	47 of 100 (Notable)
Tooms Lake (Tooms River)	Australia	Record daily precipitation	60.6 mm (2.4 in)	46 of 100 (Notable)
Ulupalakua Rch 250	United States	Record daily precipitation	58.7 mm (2.3 in)	46 of 100 (Notable)
Widtsoe #3	United States	Record daily precipitation	33.0 mm (1.3 in)	46 of 100 (Notable)
Laveen 3 SSE	United States	Record daily precipitation	33.0 mm (1.3 in)	44 of 100 (Notable)
Zapopan	Mexico	Record high maximum temperature	36.1 C (97.0 F)	43 of 100 (Notable)
Maria Island (Darlington)	Australia	Record daily precipitation	44.0 mm (1.7 in)	42 of 100 (Notable)
Sennar	Sudan	Record daily precipitation	172.2 mm (6.8 in)	42 of 100 (Notable)
Payette	United States	Record low maximum temperature	23.3 C (73.9 F)	42 of 100 (Notable)
Tobolsk	Russia	Record low minimum temperature	3.9 C (39.0 F)	41 of 100 (Notable)
Kislovodsk	Russia	Record low minimum temperature	5.8 C (42.4 F)	41 of 100 (Notable)
San Rafael Rch Sp	United States	Record daily precipitation	50.8 mm (2.0 in)	41 of 100 (Notable)
Missoula 6 NW WFO	United States	Record low maximum temperature	18.3 C (64.9 F)	41 of 100 (Notable)
Lihue WSO AP 1020.1	United States	Record daily precipitation	26.7 mm (1.1 in)	41 of 100 (Notable)
Presa la Calera	Mexico	Record low minimum temperature	16.7 C (62.1 F)	40 of 100 (Notable)
Saint Ignatius	United States	Record low minimum temperature	2.2 C (36.0 F)	40 of 100 (Notable)
Zaragoza (Smn)	Mexico	Record high maximum temperature	43.9 C (111.0 F)	39 of 100 (Notable)
Hansboro 4 NNE	United States	Record high maximum temperature	38.9 C (102.0 F)	38 of 100 (Notable)
Mathinna (Fingal Road)	Australia	Record daily precipitation	42.0 mm (1.7 in)	37 of 100 (Notable)
Motozintla (Smn)	Mexico	Record high maximum temperature	35.0 C (95.0 F)	37 of 100 (Notable)
Breivoll	Norway	Record daily precipitation	36.1 mm (1.4 in)	37 of 100 (Notable)
Erbogacen	Russia	Record daily precipitation	26.1 mm (1.0 in)	37 of 100 (Notable)
Gillinge_D	Sweden	Record daily precipitation	32.0 mm (1.3 in)	37 of 100 (Notable)
Highland Home	United States	Record daily precipitation	50.8 mm (2.0 in)	37 of 100 (Notable)
Cascadia	United States	Record high minimum temperature	16.1 C (61.0 F)	37 of 100 (Notable)
Flatonia 4SE	United States	Record daily precipitation	36.3 mm (1.4 in)	37 of 100 (Notable)
Natural Brg	United States	Record low maximum temperature	23.3 C (73.9 F)	36 of 100 (Notable)
Newport	United States	Record low maximum temperature	16.7 C (62.1 F)	36 of 100 (Notable)
Salvatierra	Mexico	Record high maximum temperature	32.2 C (90.0 F)	35 of 100 (Notable)
Saebo	Norway	Record daily precipitation	47.0 mm (1.9 in)	35 of 100 (Notable)
Presa Villa Victoria	Mexico	Record high maximum temperature	25.6 C (78.1 F)	34 of 100 (Routine)
Timovskoe	Russia	Record daily precipitation	29.8 mm (1.2 in)	34 of 100 (Routine)
El Capitan Dam	United States	Record low minimum temperature	6.1 C (43.0 F)	34 of 100 (Routine)
Scotia	United States	Record high minimum temperature	15.6 C (60.1 F)	34 of 100 (Routine)

Counts by Type and Timescale

806 records

Records set or tied on 13 August 2009 by type: Highest daily maximum 284, Lowest daily maximum 61, Highest daily minimum 114, Lowest daily minimum 135, Heaviest daily rainfall 212.

Records on 13 August 2009 by type
Record type	Records
Highest daily maximum	284
Lowest daily maximum	61
Highest daily minimum	114
Lowest daily minimum	135
Heaviest daily rainfall	212
Heaviest daily snowfall	0
Deepest snow cover	0

Records on 13 August 2009 by timescale: all-time 2, monthly 34, daily 770.

How Much Records Were Beaten By

568 broken records

Margins by which the 568 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 103.2. Ties are not counted.

Top 20 by Significance

13 August 2009

Top 20 records on 13 August 2009 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
13 August 2009	Kaneohe 838.1, US	daily rain	79.0 mm (3.1 in)	70.4 mm (2.8 in)	104 years	80 of 100 (Exceptional)
13 August 2009	Waianae 798, US	daily rain	58.9 mm (2.3 in)	52.0 mm (2.0 in)	91 years	77 of 100 (Major)
13 August 2009	St Marys (Cullenswood), AU	daily rain	127.2 mm (5.0 in)	91.6 mm (3.6 in)	80 years	74 of 100 (Major)
13 August 2009	St Marys (Clive Street), AU	daily rain	142.6 mm (5.6 in)	103.2 mm (4.1 in)	80 years	74 of 100 (Major)
13 August 2009	Swansea (Kelvedon), AU	daily rain	54.4 mm (2.1 in)	29.5 mm (1.2 in)	76 years	71 of 100 (Major)
13 August 2009	Launiupoko Vil 372, US	monthly rain	57.4 mm (2.3 in)	38.6 mm (1.5 in)	51 years	70 of 100 (Major)
13 August 2009	Kaliningrad, RU	daily rain	76.0 mm (3.0 in)	48.1 mm (1.9 in)	68 years	67 of 100 (Major)
13 August 2009	Halenanaho 1006, US	daily rain	71.9 mm (2.8 in)	47.8 mm (1.9 in)	60 years	64 of 100 (Major)
13 August 2009	Stonehouse, AU	daily rain	61.0 mm (2.4 in)	47.0 mm (1.9 in)	48 years	61 of 100 (Major)
13 August 2009	Fingal (Legge Street), AU	daily rain	50.2 mm (2.0 in)	22.0 mm (0.9 in)	76 years	60 of 100 (Major)
13 August 2009	Nuuanu Rsch 5 775, US	daily rain	30.2 mm (1.2 in)	20.0 mm (0.8 in)	100 years	59 of 100 (Notable)
13 August 2009	Lewis Hill (St Pauls River), AU	daily rain	56.0 mm (2.2 in)	28.1 mm (1.1 in)	48 years	54 of 100 (Notable)
13 August 2009	Buckland (Brockley), AU	daily rain	68.0 mm (2.7 in)	38.0 mm (1.5 in)	7 years	52 of 100 (Notable)
13 August 2009	Cranbrook (Cranbrook House), AU	daily rain	49.0 mm (1.9 in)	25.6 mm (1.0 in)	48 years	52 of 100 (Notable)
13 August 2009	Mahaulepu 941.1, US	daily rain	41.1 mm (1.6 in)	22.8 mm (0.9 in)	56 years	52 of 100 (Notable)
13 August 2009	Pali Golf Course 788.1, US	daily rain	70.6 mm (2.8 in)	48.0 mm (1.9 in)	31 years	52 of 100 (Notable)
13 August 2009	Hackberry 8 SSW, US	all-time high min	30.0 C (86.0 F)	1.1 C (2.0 F)	60 years	50 of 100 (Notable)
13 August 2009	Pomeroy, US	daily low max	17.8 C (64.0 F)	5.0 C (9.0 F)	113 years	50 of 100 (Notable)
13 August 2009	Nuuanu Rsch 4 783, US	daily rain	81.5 mm (3.2 in)	51.5 mm (2.0 in)	31 years	50 of 100 (Notable)
13 August 2009	Puhi 1013, US	daily rain	58.4 mm (2.3 in)	37.6 mm (1.5 in)	11 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

1793 to 2009

Records set or tied on this calendar date in each year from 1793 to 2009. 2009 had 806 records.

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

Records on 08-13 in each year
Year	Records
1793	1
1796	1
1807	1
1843	2
1849	1
1855	1
1856	1
1857	1
1861	3
1864	3
1867	3
1868	2
1871	1
1872	1
1874	1
1876	3
1878	1
1879	1
1881	1
1885	3
1886	1
1887	5
1889	3
1890	2
1891	1
1892	1
1893	3
1894	4
1895	6
1896	4
1897	9
1898	2
1899	4
1900	3
1901	3
1902	23
1903	12
1904	11
1905	11
1906	8
1907	3
1908	36
1909	33
1910	9
1911	41
1912	53
1913	20
1914	19
1915	32
1916	64
1917	62
1918	68
1919	38
1920	56
1921	34
1922	39
1923	84
1924	168
1925	146
1926	168
1927	113
1928	215
1929	184
1930	490
1931	596
1932	369
1933	291
1934	427
1935	400
1936	705
1937	370
1938	442
1939	276
1940	631
1941	516
1942	388
1943	611
1944	761
1945	356
1946	599
1947	685
1948	346
1949	420
1950	436
1951	373
1952	985
1953	238
1954	781
1955	732
1956	355
1957	432
1958	352
1959	363
1960	460
1961	503
1962	550
1963	583
1964	1,526
1965	734
1966	565
1967	1,091
1968	828
1969	663
1970	390
1971	431
1972	485
1973	452
1974	572
1975	462
1976	693
1977	678
1978	761
1979	1,198
1980	502
1981	534
1982	653
1983	647
1984	597
1985	829
1986	609
1987	1,106
1988	1,363
1989	637
1990	770
1991	845
1992	1,666
1993	993
1994	944
1995	1,910
1996	1,276
1997	1,009
1998	917
1999	1,363
2000	719
2001	861
2002	1,475
2003	1,993
2004	2,040
2005	1,418
2006	1,023
2007	1,243
2008	842
2009	806
2010	1,783
2011	736
2012	969
2013	430
2014	701
2015	652
2016	1,064
2017	523
2018	461
2019	653
2020	753
2021	928
2022	799
2023	763
2024	1,061
2025	714
2026	1,097

Download the Data

Data for records on 2009-08-13: 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	527
20 to 40	30
40 to 60	8
60 to 80	1
80 to 100	1
100 to 120	1