Weather Records on 28 July 2009

964 weather records were set or tied worldwide on 28 July 2009. Highest significance: Idabel, US.

Key Facts for 28 July 2009

On 28 July 2009, 964 weather records were set or tied at long-record stations worldwide.
565 were record highs and 210 were record lows, counting maximum and minimum temperature.
By timescale, 13 were all-time records, 36 monthly and 915 daily.
Idabel set a daily record precipitation of 113.3 mm (4.5 in) on 28 July 2009.
Across 155 earlier years (1815 to 2026) the same calendar date averaged 469 records.

Record Map

964 stations

964 station records on 28 July 2009 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 28 July 2009: highest significance records shown on the map
Station	Country	Type	Value	Significance
Idabel	United States	Record daily precipitation	113.3 mm (4.5 in)	67 of 100 (Major)
Trinidad AP	United States	Record daily precipitation	50.0 mm (2.0 in)	63 of 100 (Major)
Agartala	India	Record daily precipitation	202.9 mm (8.0 in)	61 of 100 (Major)
E Glacier	United States	Record daily precipitation	80.5 mm (3.2 in)	61 of 100 (Major)
Guilin	China	Record daily precipitation	144.0 mm (5.7 in)	59 of 100 (Notable)
Pittsburg 5 SSE	United States	Record daily precipitation	147.1 mm (5.8 in)	57 of 100 (Notable)
Camborne	United Kingdom	Record daily precipitation	35.2 mm (1.4 in)	52 of 100 (Notable)
Sedro-Woolley	United States	Record high minimum temperature	21.7 C (71.1 F)	52 of 100 (Notable)
Gilmer 4 WNW	United States	Record daily precipitation	94.5 mm (3.7 in)	51 of 100 (Notable)
Falls City 2 SSW	United States	Record high minimum temperature	18.9 C (66.0 F)	50 of 100 (Notable)
Tellico Plains	United States	Record daily precipitation	69.9 mm (2.8 in)	50 of 100 (Notable)
Topeka ASOS	United States	Record daily precipitation	75.9 mm (3.0 in)	48 of 100 (Notable)
Plain Dealing	United States	Record daily precipitation	132.3 mm (5.2 in)	47 of 100 (Notable)
Eastland	United States	Record daily precipitation	46.7 mm (1.8 in)	47 of 100 (Notable)
Janov Stan	Russia	Record daily precipitation	35.6 mm (1.4 in)	45 of 100 (Notable)
Jefferson	United States	Record daily precipitation	75.2 mm (3.0 in)	45 of 100 (Notable)
Toko	Russia	Record daily precipitation	40.0 mm (1.6 in)	44 of 100 (Notable)
Harleton	United States	Record daily precipitation	88.9 mm (3.5 in)	44 of 100 (Notable)
Gulkana AP	United States	Record high minimum temperature	15.0 C (59.0 F)	44 of 100 (Notable)
Pine Bluff	United States	Record daily precipitation	60.7 mm (2.4 in)	43 of 100 (Notable)
Olga 2 SE	United States	Record high maximum temperature	31.7 C (89.1 F)	43 of 100 (Notable)
Shell	United States	Record daily precipitation	29.2 mm (1.1 in)	43 of 100 (Notable)
Calle Seiscientos	Mexico	Record high minimum temperature	31.7 C (89.1 F)	42 of 100 (Notable)
Potlatch 3 NNE	United States	Record high minimum temperature	17.8 C (64.0 F)	42 of 100 (Notable)
Clarksville 2NE	United States	Record daily precipitation	51.6 mm (2.0 in)	42 of 100 (Notable)
Trinidad	United States	Record daily precipitation	39.6 mm (1.6 in)	41 of 100 (Notable)
Corvallis State UNIV	United States	Record high minimum temperature	21.7 C (71.1 F)	41 of 100 (Notable)
Oak Grove	United States	Record daily precipitation	56.4 mm (2.2 in)	40 of 100 (Notable)
Lac Vieux Desert	United States	Record daily precipitation	39.9 mm (1.6 in)	40 of 100 (Notable)
Sonora Pass	United States	Record daily precipitation	35.6 mm (1.4 in)	40 of 100 (Notable)
Salem AP (McNary Field)	United States	Record high minimum temperature	21.1 C (70.0 F)	40 of 100 (Notable)
Kodiak AP	United States	Record daily precipitation	37.3 mm (1.5 in)	40 of 100 (Notable)
Coahuayutla	Mexico	Record low maximum temperature	25.6 C (78.1 F)	39 of 100 (Notable)
Ashdown 4 SSE	United States	Record daily precipitation	71.1 mm (2.8 in)	39 of 100 (Notable)
Bellevue L/D 12	United States	Record daily precipitation	73.7 mm (2.9 in)	39 of 100 (Notable)
Hermosa 3 SSW	United States	Record daily precipitation	25.1 mm (1.0 in)	39 of 100 (Notable)
Roseburg Rgnl AP	United States	Record high minimum temperature	21.7 C (71.1 F)	39 of 100 (Notable)
Arkansas Post	United States	Record daily precipitation	67.3 mm (2.6 in)	38 of 100 (Notable)
Hodges Gardens	United States	Record daily precipitation	53.3 mm (2.1 in)	38 of 100 (Notable)
Chandler	United States	Record low maximum temperature	25.0 C (77.0 F)	38 of 100 (Notable)
Daingerfield 9 S	United States	Record daily precipitation	190.5 mm (7.5 in)	38 of 100 (Notable)
Jesus Maria	Mexico	Record daily precipitation	64.8 mm (2.6 in)	37 of 100 (Notable)
Ayutla	Mexico	Record high maximum temperature	47.8 C (118.0 F)	37 of 100 (Notable)
Gonzalez	Mexico	Record low minimum temperature	17.8 C (64.0 F)	37 of 100 (Notable)
St Petersburg	United States	Record high maximum temperature	35.6 C (96.1 F)	37 of 100 (Notable)
Nanchang	China	Record daily precipitation	63.7 mm (2.5 in)	36 of 100 (Notable)
Malpaso	Mexico	Record high minimum temperature	18.3 C (64.9 F)	36 of 100 (Notable)
Brookhaven City	United States	Record daily precipitation	48.3 mm (1.9 in)	36 of 100 (Notable)
Lakeview	United States	Record high minimum temperature	15.6 C (60.1 F)	36 of 100 (Notable)
Hennessey 4 ESE	United States	Record low maximum temperature	26.1 C (79.0 F)	36 of 100 (Notable)
Burgess Junction	United States	Record daily precipitation	28.4 mm (1.1 in)	36 of 100 (Notable)
Stavropol (Amsg)	Russia	Record daily precipitation	28.5 mm (1.1 in)	35 of 100 (Notable)
Cape Agulhas	South Africa	Record high maximum temperature	26.5 C (79.7 F)	35 of 100 (Notable)
Fayette	United States	Record low maximum temperature	26.1 C (79.0 F)	35 of 100 (Notable)
Big Creek Ph 1	United States	Record high minimum temperature	21.7 C (71.1 F)	35 of 100 (Notable)
Merriman	United States	Record daily precipitation	29.0 mm (1.1 in)	35 of 100 (Notable)
Arlington Six Flags	United States	Record daily precipitation	61.2 mm (2.4 in)	35 of 100 (Notable)
Wright Patman Dm & Lk	United States	Record daily precipitation	100.1 mm (3.9 in)	35 of 100 (Notable)
Pine Bluff Grider Fld	United States	Record daily precipitation	42.4 mm (1.7 in)	35 of 100 (Notable)
Mokpo	Korea, South	Record low maximum temperature	22.8 C (73.0 F)	34 of 100 (Routine)

Counts by Type and Timescale

964 records

Records set or tied on 28 July 2009 by type: Highest daily maximum 304, Lowest daily maximum 126, Highest daily minimum 261, Lowest daily minimum 84, Heaviest daily rainfall 189.

Records on 28 July 2009 by type
Record type	Records
Highest daily maximum	304
Lowest daily maximum	126
Highest daily minimum	261
Lowest daily minimum	84
Heaviest daily rainfall	189
Heaviest daily snowfall	0
Deepest snow cover	0

Records on 28 July 2009 by timescale: all-time 13, monthly 36, daily 915.

How Much Records Were Beaten By

637 broken records

Margins by which the 637 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 107.2. Ties are not counted.

Top 20 by Significance

28 July 2009

Top 20 records on 28 July 2009 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
28 July 2009	Idabel, US	daily rain	113.3 mm (4.5 in)	75.7 mm (3.0 in)	59 years	67 of 100 (Major)
28 July 2009	Trinidad AP, US	daily rain	50.0 mm (2.0 in)	37.8 mm (1.5 in)	56 years	63 of 100 (Major)
28 July 2009	Agartala, IN	daily rain	202.9 mm (8.0 in)	67.8 mm (2.7 in)	76 years	61 of 100 (Major)
28 July 2009	E Glacier, US	monthly rain	80.5 mm (3.2 in)	36.0 mm (1.4 in)	22 years	61 of 100 (Major)
28 July 2009	Guilin, CN	daily rain	144.0 mm (5.7 in)	96.0 mm (3.8 in)	48 years	59 of 100 (Notable)
28 July 2009	Pittsburg 5 SSE, US	daily rain	147.1 mm (5.8 in)	107.2 mm (4.2 in)	38 years	57 of 100 (Notable)
28 July 2009	Camborne, GB	daily rain	35.2 mm (1.4 in)	23.2 mm (0.9 in)	30 years	52 of 100 (Notable)
28 July 2009	Sedro-Woolley, US	monthly high min	21.7 C (71.1 F)	0.6 C (1.1 F)	110 years	52 of 100 (Notable)
28 July 2009	Gilmer 4 WNW, US	daily rain	94.5 mm (3.7 in)	65.3 mm (2.6 in)	32 years	51 of 100 (Notable)
28 July 2009	Falls City 2 SSW, US	daily high min	18.9 C (66.0 F)	3.3 C (5.9 F)	98 years	50 of 100 (Notable)
28 July 2009	Tellico Plains, US	daily rain	69.9 mm (2.8 in)	28.0 mm (1.1 in)	60 years	50 of 100 (Notable)
28 July 2009	Topeka ASOS, US	daily rain	75.9 mm (3.0 in)	44.9 mm (1.8 in)	42 years	48 of 100 (Notable)
28 July 2009	Plain Dealing, US	daily rain	132.3 mm (5.2 in)	29.7 mm (1.2 in)	84 years	47 of 100 (Notable)
28 July 2009	Eastland, US	daily rain	46.7 mm (1.8 in)	35.0 mm (1.4 in)	40 years	47 of 100 (Notable)
28 July 2009	Janov Stan, RU	daily rain	35.6 mm (1.4 in)	18.2 mm (0.7 in)	43 years	45 of 100 (Notable)
28 July 2009	Jefferson, US	daily rain	75.2 mm (3.0 in)	10.2 mm (0.4 in)	103 years	45 of 100 (Notable)
28 July 2009	Toko, RU	daily rain	40.0 mm (1.6 in)	23.9 mm (0.9 in)	16 years	44 of 100 (Notable)
28 July 2009	Harleton, US	daily rain	88.9 mm (3.5 in)	52.6 mm (2.1 in)	28 years	44 of 100 (Notable)
28 July 2009	Gulkana AP, US	daily high min	15.0 C (59.0 F)	1.7 C (3.1 F)	95 years	44 of 100 (Notable)
28 July 2009	Pine Bluff, US	daily rain	60.7 mm (2.4 in)	6.1 mm (0.24 in)	117 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

1815 to 2009

Records set or tied on this calendar date in each year from 1815 to 2009. 2009 had 964 records.

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

Records on 07-28 in each year
Year	Records
1815	1
1832	2
1834	1
1838	1
1846	1
1848	1
1853	1
1857	1
1860	2
1866	2
1867	1
1872	3
1873	1
1874	1
1882	1
1883	3
1884	3
1886	2
1887	2
1888	3
1890	3
1891	8
1892	3
1893	5
1894	4
1895	6
1896	4
1897	4
1898	6
1900	8
1901	14
1902	4
1903	16
1904	23
1905	10
1906	18
1907	39
1908	15
1909	19
1910	18
1911	61
1912	32
1913	54
1914	42
1915	36
1916	134
1917	84
1918	34
1919	53
1920	95
1921	92
1922	82
1923	193
1924	79
1925	361
1926	175
1927	129
1928	341
1929	215
1930	603
1931	464
1932	184
1933	390
1934	533
1935	354
1936	471
1937	315
1938	264
1939	339
1940	507
1941	525
1942	165
1943	429
1944	349
1945	399
1946	380
1947	630
1948	535
1949	496
1950	1,035
1951	320
1952	669
1953	251
1954	355
1955	537
1956	309
1957	298
1958	549
1959	417
1960	416
1961	357
1962	772
1963	484
1964	422
1965	422
1966	349
1967	458
1968	547
1969	737
1970	343
1971	1,161
1972	675
1973	500
1974	343
1975	537
1976	493
1977	724
1978	681
1979	692
1980	1,170
1981	1,315
1982	774
1983	1,389
1984	1,373
1985	627
1986	868
1987	1,202
1988	761
1989	936
1990	757
1991	768
1992	678
1993	1,026
1994	2,266
1995	1,251
1996	1,178
1997	1,024
1998	1,835
1999	985
2000	857
2001	938
2002	866
2003	932
2004	1,345
2005	1,387
2006	1,398
2007	998
2008	923
2009	964
2010	1,306
2011	1,143
2012	731
2013	1,428
2014	713
2015	911
2016	648
2017	476
2018	655
2019	469
2020	721
2021	831
2022	990
2023	765
2024	668
2025	845
2026	863

Download the Data

Data for records on 2009-07-28: 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 2026-10-17 (17 October 2026). Records are computed by this site and are not official.

Data as of 2026-10-16. Last revised 16 October 2026 (2026-10-16).

Margin	Records
0 to 20	593
20 to 40	33
40 to 60	6
60 to 80	3
80 to 100	1
100 to 120	1