Weather Records on 15 December 2009

930 weather records were set or tied worldwide on 15 December 2009. Highest significance: Paradis 7 S, US.

Key Facts for 15 December 2009

On 15 December 2009, 930 weather records were set or tied at long-record stations worldwide.
231 were record highs and 248 were record lows, counting maximum and minimum temperature.
By timescale, 2 were all-time records, 32 monthly and 896 daily.
Paradis 7 S set a monthly record daily precipitation of 252.7 mm (9.9 in) on 15 December 2009.
Across 168 earlier years (1793 to 2025) the same calendar date averaged 453 records.

Record Map

930 stations

930 station records on 15 December 2009 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 15 December 2009: highest significance records shown on the map
Station	Country	Type	Value	Significance
Paradis 7 S	United States	Record daily precipitation	252.7 mm (9.9 in)	86 of 100 (Exceptional)
Greenville	United States	Record daily precipitation	120.9 mm (4.8 in)	77 of 100 (Major)
Guthrie Ctr	United States	Record daily precipitation	50.8 mm (2.0 in)	70 of 100 (Major)
Colonia Alvaro Obregon	Mexico	Record daily precipitation	35.8 mm (1.4 in)	67 of 100 (Major)
Wallace 2 E	United States	Record daily precipitation	228.6 mm (9.0 in)	67 of 100 (Major)
Doyle	United States	Record snow depth	30.5 cm (12.0 in)	66 of 100 (Major)
Table Rock 4N	United States	Record snow depth	33.0 cm (13.0 in)	65 of 100 (Major)
Cambridge	United States	Record daily snowfall	29.2 cm (11.5 in)	64 of 100 (Major)
Americus	United States	Record daily precipitation	97.3 mm (3.8 in)	60 of 100 (Major)
New Orleans Audubon	United States	Record daily precipitation	112.3 mm (4.4 in)	60 of 100 (Major)
Abbeville	United States	Record daily precipitation	106.7 mm (4.2 in)	58 of 100 (Notable)
Preston	United States	Record daily precipitation	92.5 mm (3.6 in)	58 of 100 (Notable)
Plains SW Ga Exp STN	United States	Record daily precipitation	94.0 mm (3.7 in)	57 of 100 (Notable)
Seneca	United States	Record daily snowfall	17.8 cm (7.0 in)	57 of 100 (Notable)
Alamo	Mexico	Record daily precipitation	63.0 mm (2.5 in)	56 of 100 (Notable)
New Orleans AP	United States	Record daily precipitation	145.0 mm (5.7 in)	56 of 100 (Notable)
Cordova AP	United States	Record daily snowfall	31.8 cm (12.5 in)	55 of 100 (Notable)
Hattiesburg 5SW	United States	Record daily precipitation	81.5 mm (3.2 in)	54 of 100 (Notable)
Bridgeport	United States	Record snow depth	55.9 cm (22.0 in)	53 of 100 (Notable)
Knoxville	United States	Record snow depth	43.2 cm (17.0 in)	53 of 100 (Notable)
Holter Dam	United States	Record snow depth	22.9 cm (9.0 in)	53 of 100 (Notable)
Boulder	United States	Record snow depth	53.3 cm (21.0 in)	53 of 100 (Notable)
Highland Home	United States	Record daily precipitation	94.0 mm (3.7 in)	52 of 100 (Notable)
Cordele	United States	Record daily precipitation	63.5 mm (2.5 in)	52 of 100 (Notable)
Mt Vernon	United States	Record daily precipitation	78.5 mm (3.1 in)	51 of 100 (Notable)
Payette	United States	Record daily snowfall	10.2 cm (4.0 in)	51 of 100 (Notable)
Ephraim	United States	Record snow depth	15.2 cm (6.0 in)	51 of 100 (Notable)
Cerritos	Mexico	Record daily precipitation	43.9 mm (1.7 in)	49 of 100 (Notable)
Andalusia 3 W	United States	Record daily precipitation	116.8 mm (4.6 in)	49 of 100 (Notable)
W Palm Beach Intl AP	United States	Record daily precipitation	78.7 mm (3.1 in)	49 of 100 (Notable)
Powhatan	United States	Record daily precipitation	46.5 mm (1.8 in)	47 of 100 (Notable)
Hangzhou	China	Record daily precipitation	38.9 mm (1.5 in)	46 of 100 (Notable)
Evergreen	United States	Record daily precipitation	112.5 mm (4.4 in)	46 of 100 (Notable)
Red Oak	United States	Record snow depth	30.5 cm (12.0 in)	46 of 100 (Notable)
Alton	United States	Record snow depth	55.9 cm (22.0 in)	46 of 100 (Notable)
Upland 2NE	United States	Record snow depth	33.0 cm (13.0 in)	45 of 100 (Notable)
Eufaula Wildlife Ref	United States	Record daily precipitation	88.9 mm (3.5 in)	44 of 100 (Notable)
Beowawe	United States	Record snow depth	10.2 cm (4.0 in)	44 of 100 (Notable)
Bonneville Dam	United States	Record daily snowfall	8.9 cm (3.5 in)	44 of 100 (Notable)
Panguitch	United States	Record snow depth	12.7 cm (5.0 in)	44 of 100 (Notable)
Polis	Cyprus	Record daily precipitation	56.4 mm (2.2 in)	43 of 100 (Notable)
Brundidge	United States	Record daily precipitation	80.0 mm (3.1 in)	43 of 100 (Notable)
Carroll	United States	Record snow depth	30.5 cm (12.0 in)	43 of 100 (Notable)
Greenfield	United States	Record snow depth	33.0 cm (13.0 in)	43 of 100 (Notable)
Blue Mountain Spring	United States	Record daily precipitation	43.2 mm (1.7 in)	43 of 100 (Notable)
Upper Orara (Aurania)	Australia	Record daily precipitation	83.8 mm (3.3 in)	42 of 100 (Notable)
Newton	United States	Record snow depth	27.9 cm (11.0 in)	42 of 100 (Notable)
Gonzales	United States	Record daily precipitation	111.8 mm (4.4 in)	42 of 100 (Notable)
Purvis 2N	United States	Record daily precipitation	92.2 mm (3.6 in)	42 of 100 (Notable)
Susanville 2SW	United States	Record snow depth	25.4 cm (10.0 in)	41 of 100 (Notable)
Hammond	United States	Record daily precipitation	61.0 mm (2.4 in)	41 of 100 (Notable)
Eagle Nest	United States	Record snow depth	40.6 cm (16.0 in)	41 of 100 (Notable)
Hoseda Hard	Russia	Record low minimum temperature	-51.5 C (-60.7 F)	40 of 100 (Notable)
Kirov	Russia	Record low minimum temperature	-35.5 C (-31.9 F)	40 of 100 (Notable)
Perry	United States	Record snow depth	30.5 cm (12.0 in)	40 of 100 (Notable)
Biloxi	United States	Record daily precipitation	69.1 mm (2.7 in)	40 of 100 (Notable)
Minden	United States	Record snow depth	30.5 cm (12.0 in)	40 of 100 (Notable)
Rio Grande City	United States	Record daily precipitation	29.7 mm (1.2 in)	40 of 100 (Notable)
Odessa	United States	Record daily snowfall	6.4 cm (2.5 in)	40 of 100 (Notable)
Claiborne L&D	United States	Record daily precipitation	96.3 mm (3.8 in)	39 of 100 (Notable)

Counts by Type and Timescale

930 records

Records set or tied on 15 December 2009 by type: Highest daily maximum 109, Lowest daily maximum 132, Highest daily minimum 122, Lowest daily minimum 116, Heaviest daily rainfall 289, Heaviest daily snowfall 30, Deepest snow cover 132.

Records on 15 December 2009 by type
Record type	Records
Highest daily maximum	109
Lowest daily maximum	132
Highest daily minimum	122
Lowest daily minimum	116
Heaviest daily rainfall	289
Heaviest daily snowfall	30
Deepest snow cover	132

Records on 15 December 2009 by timescale: all-time 2, monthly 32, daily 896.

How Much Records Were Beaten By

751 broken records

Margins by which the 751 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 381.0. Ties are not counted.

Top 20 by Significance

15 December 2009

Top 20 records on 15 December 2009 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
15 December 2009	Paradis 7 S, US	monthly rain	252.7 mm (9.9 in)	100.3 mm (3.9 in)	90 years	86 of 100 (Exceptional)
15 December 2009	Greenville, US	daily rain	120.9 mm (4.8 in)	65.0 mm (2.6 in)	107 years	77 of 100 (Major)
15 December 2009	Guthrie Ctr, US	daily rain	50.8 mm (2.0 in)	38.9 mm (1.5 in)	68 years	70 of 100 (Major)
15 December 2009	Colonia Alvaro Obregon, MX	monthly rain	35.8 mm (1.4 in)	16.0 mm (0.6 in)	46 years	67 of 100 (Major)
15 December 2009	Wallace 2 E, US	monthly rain	228.6 mm (9.0 in)	101.6 mm (4.0 in)	38 years	67 of 100 (Major)
15 December 2009	Doyle, US	daily snow depth	30.5 cm (12.0 in)	20.3 cm (8.0 in)	78 years	66 of 100 (Major)
15 December 2009	Table Rock 4N, US	daily snow depth	33.0 cm (13.0 in)	17.8 cm (7.0 in)	68 years	65 of 100 (Major)
15 December 2009	Cambridge, US	daily snowfall	29.2 cm (11.5 in)	19.0 cm (7.5 in)	83 years	64 of 100 (Major)
15 December 2009	Americus, US	daily rain	97.3 mm (3.8 in)	50.3 mm (2.0 in)	66 years	60 of 100 (Major)
15 December 2009	New Orleans Audubon, US	daily rain	112.3 mm (4.4 in)	72.4 mm (2.9 in)	39 years	60 of 100 (Major)
15 December 2009	Abbeville, US	daily rain	106.7 mm (4.2 in)	70.1 mm (2.8 in)	52 years	58 of 100 (Notable)
15 December 2009	Preston, US	daily rain	92.5 mm (3.6 in)	63.5 mm (2.5 in)	52 years	58 of 100 (Notable)
15 December 2009	Plains SW Ga Exp STN, US	daily rain	94.0 mm (3.7 in)	60.5 mm (2.4 in)	52 years	57 of 100 (Notable)
15 December 2009	Seneca, US	daily snowfall	17.8 cm (7.0 in)	7.6 cm (3.0 in)	96 years	57 of 100 (Notable)
15 December 2009	Alamo, MX	daily rain	63.0 mm (2.5 in)	61.7 mm (2.4 in)	42 years	56 of 100 (Notable)
15 December 2009	New Orleans AP, US	daily rain	145.0 mm (5.7 in)	72.1 mm (2.8 in)	39 years	56 of 100 (Notable)
15 December 2009	Cordova AP, US	daily snowfall	31.8 cm (12.5 in)	14.0 cm (5.5 in)	88 years	55 of 100 (Notable)
15 December 2009	Hattiesburg 5SW, US	daily rain	81.5 mm (3.2 in)	25.6 mm (1.0 in)	107 years	54 of 100 (Notable)
15 December 2009	Bridgeport, US	daily snow depth	55.9 cm (22.0 in)	38.1 cm (15.0 in)	40 years	53 of 100 (Notable)
15 December 2009	Knoxville, US	daily snow depth	43.2 cm (17.0 in)	22.9 cm (9.0 in)	48 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

1793 to 2009

Records set or tied on this calendar date in each year from 1793 to 2009. 2009 had 930 records.

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

Records on 12-15 in each year
Year	Records
1793	1
1796	1
1798	1
1800	1
1808	3
1810	1
1814	3
1815	1
1825	1
1831	1
1840	2
1844	2
1846	3
1847	1
1854	3
1859	2
1863	1
1864	1
1866	1
1867	2
1868	1
1869	1
1870	1
1873	1
1874	1
1878	4
1879	2
1880	2
1881	3
1882	2
1883	1
1885	1
1886	1
1889	3
1890	1
1891	2
1892	4
1893	1
1894	4
1895	1
1896	5
1897	2
1899	12
1900	5
1901	21
1902	3
1903	7
1904	9
1905	6
1906	9
1907	10
1908	5
1909	5
1910	4
1911	23
1912	42
1913	13
1914	239
1915	180
1916	40
1917	40
1918	54
1919	28
1920	35
1921	26
1922	65
1923	132
1924	358
1925	187
1926	226
1927	235
1928	388
1929	500
1930	160
1931	284
1932	385
1933	796
1934	199
1935	140
1936	286
1937	310
1938	100
1939	637
1940	464
1941	373
1942	385
1943	486
1944	281
1945	420
1946	521
1947	634
1948	1,239
1949	135
1950	292
1951	962
1952	367
1953	270
1954	413
1955	371
1956	531
1957	304
1958	531
1959	560
1960	313
1961	883
1962	979
1963	670
1964	371
1965	759
1966	275
1967	948
1968	510
1969	352
1970	215
1971	1,739
1972	1,159
1973	615
1974	511
1975	1,230
1976	349
1977	963
1978	499
1979	560
1980	1,085
1981	1,243
1982	831
1983	1,229
1984	1,397
1985	1,077
1986	502
1987	1,740
1988	519
1989	2,753
1990	846
1991	636
1992	1,263
1993	734
1994	676
1995	848
1996	727
1997	1,521
1998	1,216
1999	621
2000	1,154
2001	1,026
2002	831
2003	846
2004	795
2005	953
2006	1,491
2007	973
2008	1,789
2009	930
2010	1,705
2011	780
2012	1,058
2013	701
2014	1,045
2015	1,398
2016	1,024
2017	332
2018	539
2019	547
2020	400
2021	1,182
2022	1,057
2023	794
2024	369
2025	2,115

Download the Data

Data for records on 2009-12-15: 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	667
50 to 100	52
100 to 150	23
150 to 200	4
200 to 250	3
250 to 300	0
300 to 350	1
350 to 400	1