Weather Records on 4 October 2009

1,431 weather records were set or tied worldwide on 4 October 2009. Highest significance: La Grange, US.

Key Facts for 4 October 2009

On 4 October 2009, 1,431 weather records were set or tied at long-record stations worldwide.
571 were record highs and 420 were record lows, counting maximum and minimum temperature.
By timescale, 3 were all-time records, 89 monthly and 1,339 daily.
La Grange set a daily record precipitation of 139.7 mm (5.5 in) on 4 October 2009.
Across 160 earlier years (1795 to 2026) the same calendar date averaged 459 records.

Record Map

1,431 stations

1,431 station records on 4 October 2009 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 4 October 2009: highest significance records shown on the map
Station	Country	Type	Value	Significance
La Grange	United States	Record daily precipitation	139.7 mm (5.5 in)	78 of 100 (Major)
Joseph	United States	Record daily precipitation	37.1 mm (1.5 in)	69 of 100 (Major)
Shoshone 1 WNW	United States	Record daily precipitation	29.5 mm (1.2 in)	67 of 100 (Major)
Nixon	United States	Record daily precipitation	193.3 mm (7.6 in)	65 of 100 (Major)
Beagle Springs	United States	Record daily precipitation	66.0 mm (2.6 in)	64 of 100 (Major)
Garden Valley	United States	Record daily precipitation	35.6 mm (1.4 in)	62 of 100 (Major)
Beeville 5 NE	United States	Record daily precipitation	128.8 mm (5.1 in)	62 of 100 (Major)
Joseph	United States	Record daily snowfall	10.2 cm (4.0 in)	61 of 100 (Major)
Stockdale 6N	United States	Record daily precipitation	90.2 mm (3.6 in)	61 of 100 (Major)
Minden	United States	Record daily snowfall	10.2 cm (4.0 in)	60 of 100 (Major)
Castleford 2 N	United States	Record daily precipitation	40.6 mm (1.6 in)	59 of 100 (Notable)
Randwick Bowling Club	Australia	Record daily precipitation	50.0 mm (2.0 in)	58 of 100 (Notable)
Sortavala	Russia	Record daily precipitation	35.0 mm (1.4 in)	58 of 100 (Notable)
Rautjarvi Simpele Kangaskoski	Finland	Record daily precipitation	31.0 mm (1.2 in)	57 of 100 (Notable)
Idaho City	United States	Record daily precipitation	33.3 mm (1.3 in)	57 of 100 (Notable)
Rockville 5 N	United States	Record daily precipitation	63.5 mm (2.5 in)	57 of 100 (Notable)
Hamakuapoko 485	United States	Record daily precipitation	62.7 mm (2.5 in)	57 of 100 (Notable)
Rookwood (Hawthorne Ave)	Australia	Record daily precipitation	47.4 mm (1.9 in)	53 of 100 (Notable)
Rison	United States	Record daily precipitation	60.2 mm (2.4 in)	53 of 100 (Notable)
Hazelton	United States	Record daily snowfall	8.9 cm (3.5 in)	53 of 100 (Notable)
Brenham	United States	Record daily precipitation	88.9 mm (3.5 in)	53 of 100 (Notable)
Fairfield Rs	United States	Record daily precipitation	44.7 mm (1.8 in)	52 of 100 (Notable)
Lower Hay Creek	United States	Record daily precipitation	28.2 mm (1.1 in)	52 of 100 (Notable)
Pinedale	United States	Record daily snowfall	15.2 cm (6.0 in)	52 of 100 (Notable)
Katoomba (Murri St)	Australia	Record daily precipitation	34.2 mm (1.3 in)	51 of 100 (Notable)
Yecora (Dge)	Mexico	Record daily precipitation	74.4 mm (2.9 in)	51 of 100 (Notable)
Paradise	United States	Record low maximum temperature	13.3 C (55.9 F)	51 of 100 (Notable)
Centerville Cooper Dr	United States	Record daily precipitation	42.2 mm (1.7 in)	51 of 100 (Notable)
Cuero	United States	Record daily precipitation	61.0 mm (2.4 in)	51 of 100 (Notable)
Pennant Hills (Yarrara Road)	Australia	Record daily precipitation	35.0 mm (1.4 in)	49 of 100 (Notable)
Bodie California St Historic P	United States	Record low maximum temperature	1.7 C (35.1 F)	49 of 100 (Notable)
Parramatta North (Masons Drive	Australia	Record daily precipitation	56.2 mm (2.2 in)	48 of 100 (Notable)
Palo Blanco	Mexico	Record daily precipitation	33.8 mm (1.3 in)	48 of 100 (Notable)
Los Cerritos	Mexico	Record daily precipitation	67.8 mm (2.7 in)	47 of 100 (Notable)
Cascade 1 NW	United States	Record daily precipitation	36.8 mm (1.4 in)	47 of 100 (Notable)
Payette	United States	Record low maximum temperature	11.1 C (52.0 F)	47 of 100 (Notable)
Springhill	United States	Record daily precipitation	98.3 mm (3.9 in)	47 of 100 (Notable)
Sunnyside - Lund 31S	United States	Record low minimum temperature	-7.2 C (19.0 F)	47 of 100 (Notable)
Huntington	United States	Record low maximum temperature	7.8 C (46.0 F)	47 of 100 (Notable)
Mill Creek Dam	United States	Record daily precipitation	25.4 mm (1.0 in)	47 of 100 (Notable)
Hyannis	United States	Record daily precipitation	51.8 mm (2.0 in)	46 of 100 (Notable)
Mt Vernon	United States	Record daily precipitation	88.4 mm (3.5 in)	46 of 100 (Notable)
Bilpin (Fern Grove)	Australia	Record daily precipitation	29.6 mm (1.2 in)	45 of 100 (Notable)
Rison	United States	Record low maximum temperature	17.2 C (63.0 F)	45 of 100 (Notable)
Castleford 2 N	United States	Record daily snowfall	15.2 cm (6.0 in)	45 of 100 (Notable)
Jerecuaro	Mexico	Record high minimum temperature	16.1 C (61.0 F)	44 of 100 (Notable)
Batacosa	Mexico	Record daily precipitation	50.8 mm (2.0 in)	44 of 100 (Notable)
Zilair	Russia	Record daily precipitation	27.0 mm (1.1 in)	44 of 100 (Notable)
Huntington Lake	United States	Record low maximum temperature	1.1 C (34.0 F)	44 of 100 (Notable)
Satus Pass 2 SSW	United States	Record daily precipitation	34.8 mm (1.4 in)	44 of 100 (Notable)
Texarkana Webb Fld	United States	Record low maximum temperature	16.1 C (61.0 F)	44 of 100 (Notable)
Vyborg	Russia	Record daily precipitation	30.1 mm (1.2 in)	43 of 100 (Notable)
Udskoe	Russia	Record daily precipitation	41.2 mm (1.6 in)	43 of 100 (Notable)
Edirne	Turkey	Record daily precipitation	46.7 mm (1.8 in)	43 of 100 (Notable)
Farmerville	United States	Record daily precipitation	36.3 mm (1.4 in)	43 of 100 (Notable)
Mc Cook	United States	Record low minimum temperature	-2.2 C (28.0 F)	43 of 100 (Notable)
Joseph	United States	Record low maximum temperature	1.1 C (34.0 F)	43 of 100 (Notable)
Macquarie Park (Willandra Vill	Australia	Record daily precipitation	55.0 mm (2.2 in)	42 of 100 (Notable)
Dudinka	Russia	Record high minimum temperature	8.1 C (46.6 F)	42 of 100 (Notable)
Hollister	United States	Record low maximum temperature	1.7 C (35.1 F)	42 of 100 (Notable)

Counts by Type and Timescale

1,431 records

Records set or tied on 4 October 2009 by type: Highest daily maximum 272, Lowest daily maximum 291, Highest daily minimum 299, Lowest daily minimum 129, Heaviest daily rainfall 353, Heaviest daily snowfall 35, Deepest snow cover 52.

Records on 4 October 2009 by type
Record type	Records
Highest daily maximum	272
Lowest daily maximum	291
Highest daily minimum	299
Lowest daily minimum	129
Heaviest daily rainfall	353
Heaviest daily snowfall	35
Deepest snow cover	52

Records on 4 October 2009 by timescale: all-time 3, monthly 89, daily 1,339.

How Much Records Were Beaten By

1,066 broken records

Margins by which the 1,066 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 264.0. Ties are not counted.

Top 20 by Significance

4 October 2009

Top 20 records on 4 October 2009 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
4 October 2009	La Grange, US	daily rain	139.7 mm (5.5 in)	114.3 mm (4.5 in)	96 years	78 of 100 (Major)
4 October 2009	Joseph, US	monthly rain	37.1 mm (1.5 in)	11.2 mm (0.4 in)	85 years	69 of 100 (Major)
4 October 2009	Shoshone 1 WNW, US	daily rain	29.5 mm (1.2 in)	14.3 mm (0.6 in)	86 years	67 of 100 (Major)
4 October 2009	Nixon, US	monthly rain	193.3 mm (7.6 in)	43.4 mm (1.7 in)	82 years	65 of 100 (Major)
4 October 2009	Beagle Springs, US	all-time rain	66.0 mm (2.6 in)	17.7 mm (0.7 in)	22 years	64 of 100 (Major)
4 October 2009	Garden Valley, US	daily rain	35.6 mm (1.4 in)	23.2 mm (0.9 in)	68 years	62 of 100 (Major)
4 October 2009	Beeville 5 NE, US	daily rain	128.8 mm (5.1 in)	86.9 mm (3.4 in)	40 years	62 of 100 (Major)
4 October 2009	Joseph, US	daily snowfall	10.2 cm (4.0 in)	10.2 cm (4.0 in)	115 years	61 of 100 (Major)
4 October 2009	Stockdale 6N, US	daily rain	90.2 mm (3.6 in)	56.9 mm (2.2 in)	67 years	61 of 100 (Major)
4 October 2009	Minden, US	daily snowfall	10.2 cm (4.0 in)	10.2 cm (4.0 in)	103 years	60 of 100 (Major)
4 October 2009	Castleford 2 N, US	monthly rain	40.6 mm (1.6 in)	18.2 mm (0.7 in)	19 years	59 of 100 (Notable)
4 October 2009	Randwick Bowling Club, AU	daily rain	50.0 mm (2.0 in)	27.9 mm (1.1 in)	107 years	58 of 100 (Notable)
4 October 2009	Sortavala, RU	daily rain	35.0 mm (1.4 in)	19.5 mm (0.8 in)	43 years	58 of 100 (Notable)
4 October 2009	Rautjarvi Simpele Kangaskoski, FI	daily rain	31.0 mm (1.2 in)	19.6 mm (0.8 in)	43 years	57 of 100 (Notable)
4 October 2009	Idaho City, US	daily rain	33.3 mm (1.3 in)	16.8 mm (0.7 in)	86 years	57 of 100 (Notable)
4 October 2009	Rockville 5 N, US	all-time rain	63.5 mm (2.5 in)	12.7 mm (0.5 in)	22 years	57 of 100 (Notable)
4 October 2009	Hamakuapoko 485, US	daily rain	62.7 mm (2.5 in)	29.2 mm (1.1 in)	56 years	57 of 100 (Notable)
4 October 2009	Rookwood (Hawthorne Ave), AU	daily rain	47.4 mm (1.9 in)	30.9 mm (1.2 in)	58 years	53 of 100 (Notable)
4 October 2009	Rison, US	daily rain	60.2 mm (2.4 in)	35.3 mm (1.4 in)	106 years	53 of 100 (Notable)
4 October 2009	Hazelton, US	daily snowfall	8.9 cm (3.5 in)	8.9 cm (3.5 in)	92 years	53 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

1795 to 2009

Records set or tied on this calendar date in each year from 1795 to 2009. 2009 had 1,431 records.

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

Records on 10-04 in each year
Year	Records
1795	1
1802	1
1841	2
1843	1
1844	2
1847	2
1853	1
1859	1
1864	8
1865	2
1867	1
1868	1
1873	1
1875	1
1876	1
1878	1
1880	1
1881	3
1882	1
1883	3
1884	4
1885	2
1886	3
1888	5
1889	2
1890	1
1891	3
1892	2
1893	2
1894	3
1895	3
1896	3
1898	4
1899	1
1900	3
1901	9
1902	5
1903	8
1904	5
1905	11
1906	29
1907	10
1908	18
1909	13
1910	21
1911	23
1912	101
1913	12
1914	18
1915	13
1916	137
1917	157
1918	127
1919	30
1920	31
1921	46
1922	44
1923	21
1924	63
1925	130
1926	255
1927	172
1928	131
1929	339
1930	244
1931	361
1932	413
1933	299
1934	121
1935	833
1936	161
1937	483
1938	440
1939	345
1940	220
1941	850
1942	198
1943	426
1944	328
1945	543
1946	314
1947	592
1948	449
1949	491
1950	565
1951	617
1952	717
1953	358
1954	999
1955	630
1956	467
1957	533
1958	704
1959	812
1960	246
1961	758
1962	313
1963	528
1964	389
1965	760
1966	464
1967	440
1968	587
1969	628
1970	539
1971	361
1972	712
1973	604
1974	1,846
1975	681
1976	869
1977	517
1978	488
1979	733
1980	975
1981	994
1982	415
1983	762
1984	864
1985	863
1986	1,265
1987	1,502
1988	713
1989	742
1990	845
1991	813
1992	866
1993	956
1994	1,341
1995	1,192
1996	1,012
1997	928
1998	1,487
1999	1,596
2000	917
2001	547
2002	1,465
2003	610
2004	562
2005	1,973
2006	987
2007	997
2008	935
2009	1,431
2010	1,230
2011	919
2012	864
2013	1,130
2014	611
2015	741
2016	680
2017	780
2018	979
2019	1,131
2020	897
2021	644
2022	561
2023	936
2024	1,197
2025	979
2026	942

Download the Data

Data for records on 2009-10-04: 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	1,015
50 to 100	33
100 to 150	12
150 to 200	5
200 to 250	0
250 to 300	1