Weather Records on 2 September 2009

706 weather records were set or tied worldwide on 2 September 2009. Highest significance: San Ignacio, MX.

Key Facts for 2 September 2009

On 2 September 2009, 706 weather records were set or tied at long-record stations worldwide.
343 were record highs and 266 were record lows, counting maximum and minimum temperature.
By timescale, 8 were all-time records, 45 monthly and 653 daily.
San Ignacio set an all-time record daily precipitation of 300.5 mm (11.8 in) on 2 September 2009.
Across 167 earlier years (1797 to 2026) the same calendar date averaged 435 records.

Record Map

706 stations

706 station records on 2 September 2009 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 2 September 2009: highest significance records shown on the map
Station	Country	Type	Value	Significance
San Ignacio	Mexico	Record daily precipitation	300.5 mm (11.8 in)	84 of 100 (Exceptional)
La Poza Grande	Mexico	Record daily precipitation	91.9 mm (3.6 in)	75 of 100 (Major)
Las Cruces	Mexico	Record daily precipitation	106.9 mm (4.2 in)	63 of 100 (Major)
Mulege	Mexico	Record daily precipitation	304.8 mm (12.0 in)	59 of 100 (Notable)
Dunbar	United Kingdom	Record daily precipitation	60.1 mm (2.4 in)	58 of 100 (Notable)
El Tule	Mexico	Record high minimum temperature	22.8 C (73.0 F)	54 of 100 (Notable)
Chanute Martin Johnson AP	United States	Record daily precipitation	60.7 mm (2.4 in)	52 of 100 (Notable)
Ignasino	Russia	Record daily precipitation	37.1 mm (1.5 in)	48 of 100 (Notable)
San Isidro	Mexico	Record high maximum temperature	41.7 C (107.1 F)	47 of 100 (Notable)
Brunswick	United States	Record low maximum temperature	24.4 C (75.9 F)	45 of 100 (Notable)
La Purisima	Mexico	Record daily precipitation	193.8 mm (7.6 in)	44 of 100 (Notable)
San Ignacio de Los Romero	Mexico	Record daily precipitation	140.5 mm (5.5 in)	44 of 100 (Notable)
Gonzalez	Mexico	Record low minimum temperature	15.6 C (60.1 F)	43 of 100 (Notable)
Isabela Substn	Puerto Rico [United States]	Record high minimum temperature	24.4 C (75.9 F)	43 of 100 (Notable)
Hardy	United States	Record low maximum temperature	22.8 C (73.0 F)	43 of 100 (Notable)
Rison	United States	Record low minimum temperature	11.7 C (53.1 F)	43 of 100 (Notable)
Farmerville	United States	Record low minimum temperature	8.9 C (48.0 F)	43 of 100 (Notable)
San Juan Londo	Mexico	Record daily precipitation	140.0 mm (5.5 in)	42 of 100 (Notable)
Ladysmith 3W	United States	Record low minimum temperature	3.3 C (37.9 F)	42 of 100 (Notable)
Makaweli 965	United States	Record high minimum temperature	23.9 C (75.0 F)	42 of 100 (Notable)
Mount Barker	Australia	Record low minimum temperature	-2.0 C (28.4 F)	41 of 100 (Notable)
Ust-Moma	Russia	Record high minimum temperature	15.9 C (60.6 F)	41 of 100 (Notable)
Blagovescensk	Russia	Record high minimum temperature	16.5 C (61.7 F)	41 of 100 (Notable)
Fulton	United States	Record low minimum temperature	6.7 C (44.1 F)	41 of 100 (Notable)
Kokpekty	Kazakhstan	Record low maximum temperature	10.2 C (50.4 F)	40 of 100 (Notable)
Elgin Water	United States	Record low minimum temperature	7.8 C (46.0 F)	40 of 100 (Notable)
Ojo de Agua	Mexico	Record daily precipitation	199.9 mm (7.9 in)	39 of 100 (Notable)
Kandalaksa	Russia	Record high maximum temperature	20.8 C (69.4 F)	38 of 100 (Notable)
Zyrjanka	Russia	Record high maximum temperature	25.6 C (78.1 F)	38 of 100 (Notable)
Ixtlan del Rio	Mexico	Record daily precipitation	60.2 mm (2.4 in)	37 of 100 (Notable)
Melbourne WFO	United States	Record daily precipitation	106.2 mm (4.2 in)	37 of 100 (Notable)
Santa Agueda	Mexico	Record daily precipitation	275.8 mm (10.9 in)	36 of 100 (Notable)
Sac City	United States	Record low minimum temperature	5.6 C (42.1 F)	36 of 100 (Notable)
Miami	United States	Record low maximum temperature	23.3 C (73.9 F)	35 of 100 (Notable)
Kremsmuenster	Austria	Record high minimum temperature	17.7 C (63.9 F)	34 of 100 (Routine)
Leck	Germany	Record daily precipitation	29.4 mm (1.2 in)	34 of 100 (Routine)
Weissenburg	Germany	Record high minimum temperature	17.1 C (62.8 F)	34 of 100 (Routine)
Saint Leo	United States	Record daily precipitation	81.3 mm (3.2 in)	34 of 100 (Routine)
Galeana (Smn)	Mexico	Record low minimum temperature	7.8 C (46.0 F)	33 of 100 (Routine)
El Paso de Iritu	Mexico	Record low maximum temperature	26.7 C (80.1 F)	32 of 100 (Routine)
Quiriego (Smn)	Mexico	Record low minimum temperature	15.6 C (60.1 F)	32 of 100 (Routine)
Agadez	Niger	Record low maximum temperature	32.5 C (90.5 F)	32 of 100 (Routine)
Nogliki	Russia	Record high maximum temperature	25.8 C (78.4 F)	32 of 100 (Routine)
Khorog	Tajikistan	Record low maximum temperature	24.8 C (76.6 F)	32 of 100 (Routine)
Innsbruck	Austria	Record high minimum temperature	17.1 C (62.8 F)	31 of 100 (Routine)
General Cepeda	Mexico	Record low minimum temperature	6.7 C (44.1 F)	31 of 100 (Routine)
Tacambaro	Mexico	Record high maximum temperature	35.0 C (95.0 F)	31 of 100 (Routine)
San Ildelfonso Villa Alta	Mexico	Record low maximum temperature	20.6 C (69.1 F)	31 of 100 (Routine)
Potrerillos	Mexico	Record low minimum temperature	11.7 C (53.1 F)	31 of 100 (Routine)
Lead Hill	United States	Record low maximum temperature	23.3 C (73.9 F)	31 of 100 (Routine)
Federal Pt	United States	Record daily precipitation	61.5 mm (2.4 in)	31 of 100 (Routine)
Santa Rosalia (Dge)	Mexico	Record low maximum temperature	30.0 C (86.0 F)	30 of 100 (Routine)
El Ojito de Camellones	Mexico	Record low maximum temperature	11.7 C (53.1 F)	30 of 100 (Routine)
San Agustin Metziquititlan	Mexico	Record high maximum temperature	31.7 C (89.1 F)	30 of 100 (Routine)
Juan Aldama	Mexico	Record daily precipitation	46.0 mm (1.8 in)	30 of 100 (Routine)
Borinquen AP	Puerto Rico [United States]	Record high minimum temperature	26.7 C (80.1 F)	30 of 100 (Routine)
Kurnool	India	Record daily precipitation	45.0 mm (1.8 in)	29 of 100 (Routine)
Gridino	Russia	Record high maximum temperature	24.5 C (76.1 F)	29 of 100 (Routine)
Tulelake	United States	Record high minimum temperature	12.8 C (55.0 F)	29 of 100 (Routine)
Wauchula	United States	Record high maximum temperature	35.6 C (96.1 F)	29 of 100 (Routine)

Counts by Type and Timescale

706 records

Records set or tied on 2 September 2009 by type: Highest daily maximum 113, Lowest daily maximum 118, Highest daily minimum 230, Lowest daily minimum 148, Heaviest daily rainfall 97.

Records on 2 September 2009 by type
Record type	Records
Highest daily maximum	113
Lowest daily maximum	118
Highest daily minimum	230
Lowest daily minimum	148
Heaviest daily rainfall	97
Heaviest daily snowfall	0
Deepest snow cover	0

Records on 2 September 2009 by timescale: all-time 8, monthly 45, daily 653.

How Much Records Were Beaten By

489 broken records

Margins by which the 489 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 205.5. Ties are not counted.

Top 20 by Significance

2 September 2009

Top 20 records on 2 September 2009 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
2 September 2009	San Ignacio, MX	all-time rain	300.5 mm (11.8 in)	205.5 mm (8.1 in)	59 years	84 of 100 (Exceptional)
2 September 2009	La Poza Grande, MX	monthly rain	91.9 mm (3.6 in)	45.9 mm (1.8 in)	63 years	75 of 100 (Major)
2 September 2009	Las Cruces, MX	monthly rain	106.9 mm (4.2 in)	42.1 mm (1.7 in)	52 years	63 of 100 (Major)
2 September 2009	Mulege, MX	all-time rain	304.8 mm (12.0 in)	89.9 mm (3.5 in)	7 years	59 of 100 (Notable)
2 September 2009	Dunbar, GB	monthly rain	60.1 mm (2.4 in)	30.5 mm (1.2 in)	14 years	58 of 100 (Notable)
2 September 2009	El Tule, MX	all-time high min	22.8 C (73.0 F)	6.1 C (11.0 F)	38 years	54 of 100 (Notable)
2 September 2009	Chanute Martin Johnson AP, US	daily rain	60.7 mm (2.4 in)	25.1 mm (1.0 in)	108 years	52 of 100 (Notable)
2 September 2009	Ignasino, RU	daily rain	37.1 mm (1.5 in)	20.3 mm (0.8 in)	40 years	48 of 100 (Notable)
2 September 2009	San Isidro, MX	monthly high max	41.7 C (107.1 F)	3.9 C (7.0 F)	48 years	47 of 100 (Notable)
2 September 2009	Brunswick, US	daily low max	24.4 C (75.9 F)	1.7 C (3.1 F)	111 years	45 of 100 (Notable)
2 September 2009	La Purisima, MX	all-time rain	193.8 mm (7.6 in)	29.0 mm (1.1 in)	0 years	44 of 100 (Notable)
2 September 2009	San Ignacio de Los Romero, MX	monthly rain	140.5 mm (5.5 in)	48.6 mm (1.9 in)	3 years	44 of 100 (Notable)
2 September 2009	Gonzalez, MX	daily low min	15.6 C (60.1 F)	5.0 C (9.0 F)	40 years	43 of 100 (Notable)
2 September 2009	Isabela Substn, PR	daily high min	24.4 C (75.9 F)	0.5 C (0.9 F)	108 years	43 of 100 (Notable)
2 September 2009	Hardy, US	daily low max	22.8 C (73.0 F)	3.3 C (5.9 F)	88 years	43 of 100 (Notable)
2 September 2009	Rison, US	daily low min	11.7 C (53.1 F)	1.6 C (2.9 F)	106 years	43 of 100 (Notable)
2 September 2009	Farmerville, US	daily low min	8.9 C (48.0 F)	2.2 C (4.0 F)	94 years	43 of 100 (Notable)
2 September 2009	San Juan Londo, MX	daily rain	140.0 mm (5.5 in)	140.0 mm (5.5 in)	35 years	42 of 100 (Notable)
2 September 2009	Ladysmith 3W, US	daily low min	3.3 C (37.9 F)	1.1 C (2.0 F)	108 years	42 of 100 (Notable)
2 September 2009	Makaweli 965, US	daily high min	23.9 C (75.0 F)	0.6 C (1.1 F)	95 years	42 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

1797 to 2009

Records set or tied on this calendar date in each year from 1797 to 2009. 2009 had 706 records.

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

Records on 09-02 in each year
Year	Records
1797	1
1800	1
1802	1
1808	1
1838	1
1841	1
1843	1
1850	1
1854	1
1855	1
1857	1
1860	3
1861	1
1864	1
1867	2
1869	2
1870	1
1871	2
1872	1
1875	1
1876	1
1877	3
1878	2
1879	1
1881	1
1883	1
1884	1
1885	4
1886	5
1888	1
1889	2
1890	5
1891	1
1892	5
1893	3
1894	4
1895	3
1896	4
1897	4
1898	8
1899	10
1900	3
1901	4
1902	5
1903	13
1904	6
1905	14
1906	25
1907	11
1908	58
1909	35
1910	13
1911	82
1912	37
1913	37
1914	16
1915	38
1916	26
1917	20
1918	31
1919	17
1920	39
1921	85
1922	46
1923	75
1924	212
1925	147
1926	215
1927	71
1928	203
1929	322
1930	194
1931	305
1932	473
1933	427
1934	537
1935	602
1936	391
1937	905
1938	376
1939	439
1940	224
1941	467
1942	389
1943	336
1944	353
1945	392
1946	635
1947	1,147
1948	431
1949	563
1950	745
1951	515
1952	698
1953	1,153
1954	721
1955	501
1956	440
1957	385
1958	348
1959	534
1960	448
1961	839
1962	318
1963	272
1964	679
1965	440
1966	362
1967	1,213
1968	493
1969	465
1970	553
1971	521
1972	743
1973	1,148
1974	1,294
1975	519
1976	835
1977	589
1978	484
1979	647
1980	697
1981	521
1982	672
1983	1,076
1984	598
1985	714
1986	860
1987	915
1988	1,284
1989	659
1990	675
1991	807
1992	1,117
1993	1,405
1994	1,291
1995	1,143
1996	604
1997	1,547
1998	1,263
1999	912
2000	1,931
2001	981
2002	805
2003	1,310
2004	679
2005	623
2006	1,238
2007	1,086
2008	1,229
2009	706
2010	1,081
2011	1,265
2012	885
2013	717
2014	650
2015	661
2016	621
2017	1,047
2018	473
2019	789
2020	701
2021	742
2022	991
2023	707
2024	923
2025	431
2026	866

Download the Data

Data for records on 2009-09-02: 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 50	483
50 to 100	4
100 to 150	1
150 to 200	0
200 to 250	1