Weather Records on 10 October 2009

2,211 weather records were set or tied worldwide on 10 October 2009. Highest significance: Lima, US.

Key Facts for 10 October 2009

On 10 October 2009, 2,211 weather records were set or tied at long-record stations worldwide.
504 were record highs and 1,150 were record lows, counting maximum and minimum temperature.
By timescale, 1 were all-time records, 72 monthly and 2,138 daily.
Lima set a daily record snow depth of 30.5 cm (12.0 in) on 10 October 2009.
Across 164 earlier years (1793 to 2026) the same calendar date averaged 435 records.

Record Map

2,000 stations, highest significance shown

2,000 station records on 10 October 2009 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 10 October 2009: highest significance records shown on the map
Station	Country	Type	Value	Significance
Lima	United States	Record snow depth	30.5 cm (12.0 in)	80 of 100 (Exceptional)
Oshkosh	United States	Record snow depth	20.3 cm (8.0 in)	75 of 100 (Major)
Oshkosh	United States	Record daily snowfall	20.3 cm (8.0 in)	74 of 100 (Major)
Paxton	United States	Record daily snowfall	21.6 cm (8.5 in)	72 of 100 (Major)
Sterling	United States	Record daily snowfall	15.2 cm (6.0 in)	70 of 100 (Major)
Arcadia	United States	Record daily snowfall	15.2 cm (6.0 in)	70 of 100 (Major)
Julesburg	United States	Record daily snowfall	30.5 cm (12.0 in)	64 of 100 (Major)
Central City	United States	Record daily snowfall	13.0 cm (5.1 in)	63 of 100 (Major)
Wallace 2W	United States	Record daily snowfall	11.4 cm (4.5 in)	63 of 100 (Major)
Julesburg	United States	Record snow depth	25.4 cm (10.0 in)	61 of 100 (Major)
Sedgwick 5 S	United States	Record daily snowfall	21.8 cm (8.6 in)	60 of 100 (Major)
Fullerton	United States	Record daily snowfall	20.3 cm (8.0 in)	60 of 100 (Major)
Loup City	United States	Record daily snowfall	20.3 cm (8.0 in)	59 of 100 (Notable)
Polson	United States	Record low minimum temperature	-12.2 C (10.0 F)	58 of 100 (Notable)
Chugwater	United States	Record daily snowfall	18.3 cm (7.2 in)	58 of 100 (Notable)
Great Falls 16St	United States	Record low maximum temperature	-6.1 C (21.0 F)	57 of 100 (Notable)
Big Springs	United States	Record daily snowfall	20.3 cm (8.0 in)	56 of 100 (Notable)
Wallace 2W	United States	Record snow depth	12.7 cm (5.0 in)	56 of 100 (Notable)
Ft Collins	United States	Record daily snowfall	9.4 cm (3.7 in)	55 of 100 (Notable)
Denton	United States	Record low maximum temperature	-7.2 C (19.0 F)	55 of 100 (Notable)
Greeley	United States	Record daily snowfall	7.6 cm (3.0 in)	55 of 100 (Notable)
Madrid	United States	Record snow depth	15.2 cm (6.0 in)	55 of 100 (Notable)
Miller	United States	Record daily snowfall	7.6 cm (3.0 in)	55 of 100 (Notable)
Uniontown 1 NE	United States	Record daily precipitation	46.2 mm (1.8 in)	55 of 100 (Notable)
Phillips	United States	Record daily snowfall	27.9 cm (11.0 in)	55 of 100 (Notable)
Gibson Dam	United States	Record low minimum temperature	-19.4 C (-2.9 F)	54 of 100 (Notable)
Newport	United States	Record low minimum temperature	-16.1 C (3.0 F)	54 of 100 (Notable)
Ft Collins	United States	Record low maximum temperature	-3.3 C (26.1 F)	53 of 100 (Notable)
Genoa 2 W	United States	Record daily snowfall	17.8 cm (7.0 in)	53 of 100 (Notable)
Phillipsburg-Easton Brg	United States	Record daily precipitation	112.8 mm (4.4 in)	53 of 100 (Notable)
Newport	United States	Record low maximum temperature	-3.3 C (26.1 F)	53 of 100 (Notable)
Lake Yellowstone	United States	Record low minimum temperature	-19.4 C (-2.9 F)	53 of 100 (Notable)
Pathfinder Dam	United States	Record low maximum temperature	-6.1 C (21.0 F)	53 of 100 (Notable)
San Jose Acateno	Mexico	Record daily precipitation	181.4 mm (7.1 in)	52 of 100 (Notable)
Saint Ignatius	United States	Record low maximum temperature	-1.1 C (30.0 F)	52 of 100 (Notable)
Broken Bow 2 W	United States	Record daily snowfall	17.8 cm (7.0 in)	52 of 100 (Notable)
Dalton	United States	Record snow depth	20.3 cm (8.0 in)	52 of 100 (Notable)
Fullerton	United States	Record snow depth	20.3 cm (8.0 in)	52 of 100 (Notable)
Bryant	United States	Record daily snowfall	7.6 cm (3.0 in)	52 of 100 (Notable)
Wheatland 4N	United States	Record daily snowfall	10.2 cm (4.0 in)	52 of 100 (Notable)
Omeo Comparison	Australia	Record daily precipitation	29.0 mm (1.1 in)	51 of 100 (Notable)
Jerecuaro	Mexico	Record daily precipitation	45.0 mm (1.8 in)	51 of 100 (Notable)
Holyoke	United States	Record low minimum temperature	-9.4 C (15.1 F)	51 of 100 (Notable)
Missoula 6 NW WFO	United States	Record low minimum temperature	-10.6 C (12.9 F)	51 of 100 (Notable)
Valier	United States	Record low maximum temperature	-7.8 C (18.0 F)	51 of 100 (Notable)
Arnold	United States	Record daily snowfall	31.0 cm (12.2 in)	51 of 100 (Notable)
Big Springs	United States	Record snow depth	20.3 cm (8.0 in)	51 of 100 (Notable)
Wheatland 4N	United States	Record snow depth	10.2 cm (4.0 in)	51 of 100 (Notable)
Zimatlan	Mexico	Record daily precipitation	52.3 mm (2.1 in)	50 of 100 (Notable)
Ennis	United States	Record low maximum temperature	-5.6 C (21.9 F)	50 of 100 (Notable)
Norris Madison Pwr House	United States	Record low maximum temperature	-3.9 C (25.0 F)	50 of 100 (Notable)
Eustis 2 NW	United States	Record snow depth	10.2 cm (4.0 in)	50 of 100 (Notable)
Ewing	United States	Record daily snowfall	5.1 cm (2.0 in)	50 of 100 (Notable)
Osceola	United States	Record daily snowfall	5.1 cm (2.0 in)	50 of 100 (Notable)
Republic	United States	Record low minimum temperature	-12.8 C (9.0 F)	50 of 100 (Notable)
Medicine Bow	United States	Record daily snowfall	33.0 cm (13.0 in)	50 of 100 (Notable)
Georgetown	United States	Record low minimum temperature	-11.1 C (12.0 F)	49 of 100 (Notable)
Priest Rvr Exp STN	United States	Record low minimum temperature	-12.2 C (10.0 F)	49 of 100 (Notable)
Hugoton	United States	Record low minimum temperature	-3.9 C (25.0 F)	49 of 100 (Notable)
Stevensville	United States	Record low maximum temperature	0.0 C (32.0 F)	49 of 100 (Notable)

Counts by Type and Timescale

2,211 records

Records set or tied on 10 October 2009 by type: Highest daily maximum 217, Lowest daily maximum 655, Highest daily minimum 287, Lowest daily minimum 495, Heaviest daily rainfall 156, Heaviest daily snowfall 210, Deepest snow cover 191.

Records on 10 October 2009 by type
Record type	Records
Highest daily maximum	217
Lowest daily maximum	655
Highest daily minimum	287
Lowest daily minimum	495
Heaviest daily rainfall	156
Heaviest daily snowfall	210
Deepest snow cover	191

Records on 10 October 2009 by timescale: all-time 1, monthly 72, daily 2,138.

How Much Records Were Beaten By

1,824 broken records

Margins by which the 1,824 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 305.0. Ties are not counted.

Top 20 by Significance

10 October 2009

Top 20 records on 10 October 2009 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
10 October 2009	Lima, US	daily snow depth	30.5 cm (12.0 in)	30.5 cm (12.0 in)	109 years	80 of 100 (Exceptional)
10 October 2009	Oshkosh, US	daily snow depth	20.3 cm (8.0 in)	20.3 cm (8.0 in)	96 years	75 of 100 (Major)
10 October 2009	Oshkosh, US	daily snowfall	20.3 cm (8.0 in)	20.3 cm (8.0 in)	96 years	74 of 100 (Major)
10 October 2009	Paxton, US	daily snowfall	21.6 cm (8.5 in)	21.6 cm (8.5 in)	99 years	72 of 100 (Major)
10 October 2009	Sterling, US	daily snowfall	15.2 cm (6.0 in)	15.2 cm (6.0 in)	99 years	70 of 100 (Major)
10 October 2009	Arcadia, US	daily snowfall	15.2 cm (6.0 in)	15.2 cm (6.0 in)	112 years	70 of 100 (Major)
10 October 2009	Julesburg, US	monthly snowfall	30.5 cm (12.0 in)	10.2 cm (4.0 in)	79 years	64 of 100 (Major)
10 October 2009	Central City, US	daily snowfall	13.0 cm (5.1 in)	13.0 cm (5.1 in)	92 years	63 of 100 (Major)
10 October 2009	Wallace 2W, US	daily snowfall	11.4 cm (4.5 in)	11.4 cm (4.5 in)	100 years	63 of 100 (Major)
10 October 2009	Julesburg, US	daily snow depth	25.4 cm (10.0 in)	25.4 cm (10.0 in)	91 years	61 of 100 (Major)
10 October 2009	Sedgwick 5 S, US	daily snowfall	21.8 cm (8.6 in)	21.8 cm (8.6 in)	50 years	60 of 100 (Major)
10 October 2009	Fullerton, US	monthly snowfall	20.3 cm (8.0 in)	7.6 cm (3.0 in)	85 years	60 of 100 (Major)
10 October 2009	Loup City, US	monthly snowfall	20.3 cm (8.0 in)	5.1 cm (2.0 in)	92 years	59 of 100 (Notable)
10 October 2009	Polson, US	daily low min	-12.2 C (10.0 F)	8.3 C (14.9 F)	92 years	58 of 100 (Notable)
10 October 2009	Chugwater, US	daily snowfall	18.3 cm (7.2 in)	10.7 cm (4.2 in)	96 years	58 of 100 (Notable)
10 October 2009	Great Falls 16St, US	daily low max	-6.1 C (21.0 F)	11.7 C (21.1 F)	109 years	57 of 100 (Notable)
10 October 2009	Big Springs, US	monthly snowfall	20.3 cm (8.0 in)	5.1 cm (2.0 in)	90 years	56 of 100 (Notable)
10 October 2009	Wallace 2W, US	daily snow depth	12.7 cm (5.0 in)	12.7 cm (5.0 in)	60 years	56 of 100 (Notable)
10 October 2009	Ft Collins, US	daily snowfall	9.4 cm (3.7 in)	9.4 cm (3.7 in)	111 years	55 of 100 (Notable)
10 October 2009	Perm, RU	daily rain	19.2 mm (0.8 in)	6.7 mm (0.26 in)	107 years	20 of 100 (Routine)

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 2,211 records.

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

Records on 10-10 in each year
Year	Records
1793	1
1799	1
1802	2
1803	1
1809	1
1834	1
1839	1
1842	1
1850	2
1854	1
1856	1
1859	1
1860	3
1861	1
1864	1
1865	1
1866	1
1867	3
1875	2
1876	2
1878	2
1879	3
1881	1
1884	1
1885	1
1886	2
1887	6
1888	2
1889	1
1890	1
1891	3
1892	2
1893	2
1894	2
1895	3
1896	3
1897	6
1899	4
1900	6
1901	6
1902	6
1903	8
1904	14
1905	8
1906	46
1907	9
1908	14
1909	29
1910	27
1911	16
1912	25
1913	54
1914	36
1915	17
1916	34
1917	49
1918	8
1919	106
1920	41
1921	125
1922	48
1923	119
1924	90
1925	374
1926	146
1927	62
1928	434
1929	254
1930	362
1931	431
1932	292
1933	169
1934	510
1935	434
1936	354
1937	420
1938	427
1939	505
1940	176
1941	295
1942	265
1943	510
1944	159
1945	304
1946	479
1947	451
1948	327
1949	1,525
1950	569
1951	439
1952	473
1953	371
1954	471
1955	543
1956	616
1957	295
1958	847
1959	847
1960	372
1961	680
1962	495
1963	613
1964	749
1965	295
1966	378
1967	527
1968	269
1969	498
1970	1,047
1971	561
1972	732
1973	1,312
1974	379
1975	403
1976	1,008
1977	526
1978	401
1979	1,677
1980	505
1981	829
1982	1,274
1983	431
1984	566
1985	1,491
1986	828
1987	1,059
1988	613
1989	603
1990	1,498
1991	975
1992	627
1993	798
1994	626
1995	977
1996	993
1997	1,523
1998	630
1999	1,056
2000	2,722
2001	970
2002	793
2003	1,518
2004	544
2005	912
2006	785
2007	768
2008	896
2009	2,211
2010	1,017
2011	994
2012	462
2013	718
2014	649
2015	972
2016	371
2017	1,313
2018	1,780
2019	1,485
2020	756
2021	762
2022	326
2023	651
2024	916
2025	734
2026	583

Download the Data

Data for records on 2009-10-10: 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	1,684
50 to 100	88
100 to 150	17
150 to 200	18
200 to 250	10
250 to 300	6
300 to 350	1