Weather Records on 4 December 2009

1,114 weather records were set or tied worldwide on 4 December 2009. Highest significance: Grandfalls 3SSE, US.

Key Facts for 4 December 2009

On 4 December 2009, 1,114 weather records were set or tied at long-record stations worldwide.
206 were record highs and 672 were record lows, counting maximum and minimum temperature.
By timescale, 0 were all-time records, 32 monthly and 1,082 daily.
Grandfalls 3SSE set a daily record snowfall of 10.2 cm (4.0 in) on 4 December 2009.
Across 166 earlier years (1796 to 2025) the same calendar date averaged 460 records.

Record Map

1,114 stations

1,114 station records on 4 December 2009 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 4 December 2009: highest significance records shown on the map
Station	Country	Type	Value	Significance
Grandfalls 3SSE	United States	Record daily snowfall	10.2 cm (4.0 in)	59 of 100 (Notable)
Blasillo	Mexico	Record daily precipitation	100.1 mm (3.9 in)	53 of 100 (Notable)
Balmorhea	United States	Record daily snowfall	10.2 cm (4.0 in)	53 of 100 (Notable)
Cimarron 4 SW	United States	Record low minimum temperature	-24.4 C (-11.9 F)	50 of 100 (Notable)
House	United States	Record daily snowfall	12.7 cm (5.0 in)	49 of 100 (Notable)
Hillsboro	United States	Record low maximum temperature	1.7 C (35.1 F)	48 of 100 (Notable)
Ft Davis	United States	Record low maximum temperature	0.0 C (32.0 F)	48 of 100 (Notable)
Artesia 6S	United States	Record daily snowfall	5.1 cm (2.0 in)	47 of 100 (Notable)
Tatum	United States	Record daily snowfall	5.1 cm (2.0 in)	47 of 100 (Notable)
Dutch Harbor	United States	Record daily precipitation	61.2 mm (2.4 in)	47 of 100 (Notable)
Hope	United States	Record low maximum temperature	-1.1 C (30.0 F)	45 of 100 (Notable)
Van Horn	United States	Record daily snowfall	8.9 cm (3.5 in)	45 of 100 (Notable)
Walden	United States	Record low maximum temperature	-13.3 C (8.1 F)	44 of 100 (Notable)
Jemez Springs	United States	Record low minimum temperature	-17.2 C (1.0 F)	44 of 100 (Notable)
Orlando Executive AP	United States	Record daily precipitation	47.0 mm (1.9 in)	44 of 100 (Notable)
Bell Ranch	United States	Record snow depth	10.2 cm (4.0 in)	43 of 100 (Notable)
Carrizozo 1SW	United States	Record low maximum temperature	-2.8 C (27.0 F)	43 of 100 (Notable)
Elephant Butte Dam	United States	Record low maximum temperature	3.3 C (37.9 F)	43 of 100 (Notable)
Mancos 1SW	United States	Record low minimum temperature	-19.4 C (-2.9 F)	42 of 100 (Notable)
Trinidad	United States	Record low minimum temperature	-20.6 C (-5.1 F)	42 of 100 (Notable)
Lowell	United States	Record daily snowfall	19.1 cm (7.5 in)	42 of 100 (Notable)
Agate 3 E	United States	Record low minimum temperature	-24.4 C (-11.9 F)	42 of 100 (Notable)
Elephant Butte Dam	United States	Record low minimum temperature	-9.4 C (15.1 F)	42 of 100 (Notable)
Los Alamos	United States	Record low minimum temperature	-18.9 C (-2.0 F)	42 of 100 (Notable)
Mtn Park	United States	Record snow depth	10.2 cm (4.0 in)	42 of 100 (Notable)
Plains	United States	Record daily snowfall	5.1 cm (2.0 in)	42 of 100 (Notable)
Dillon 1 E	United States	Record low maximum temperature	-11.1 C (12.0 F)	41 of 100 (Notable)
Capitan	United States	Record low minimum temperature	-18.9 C (-2.0 F)	41 of 100 (Notable)
Corvallis State UNIV	United States	Record low minimum temperature	-5.0 C (23.0 F)	41 of 100 (Notable)
Hanksville	United States	Record low minimum temperature	-21.1 C (-6.0 F)	41 of 100 (Notable)
Pogranichnyj	Russia	Record low minimum temperature	-23.8 C (-10.8 F)	40 of 100 (Notable)
Sacaton	United States	Record low maximum temperature	6.7 C (44.1 F)	40 of 100 (Notable)
Monticello Muni AP	United States	Record low maximum temperature	3.3 C (37.9 F)	40 of 100 (Notable)
Daly Waters AWS	Australia	Record low minimum temperature	16.8 C (62.2 F)	39 of 100 (Notable)
Canon City	United States	Record low minimum temperature	-16.7 C (1.9 F)	39 of 100 (Notable)
Capitan	United States	Record low maximum temperature	-3.9 C (25.0 F)	39 of 100 (Notable)
Los Alamos	United States	Record low maximum temperature	-5.6 C (21.9 F)	39 of 100 (Notable)
Tularosa	United States	Record low maximum temperature	1.7 C (35.1 F)	39 of 100 (Notable)
Okeene	United States	Record low minimum temperature	-10.6 C (12.9 F)	39 of 100 (Notable)
Cope Rch	United States	Record daily snowfall	7.6 cm (3.0 in)	39 of 100 (Notable)
Garfield	United States	Record daily precipitation	50.8 mm (2.0 in)	39 of 100 (Notable)
Zamboanga	Philippines	Record low minimum temperature	18.0 C (64.4 F)	38 of 100 (Notable)
Carlsbad Caverns	United States	Record low maximum temperature	-3.3 C (26.1 F)	38 of 100 (Notable)
Jefferson 3SE	United States	Record low minimum temperature	-13.3 C (8.1 F)	38 of 100 (Notable)
Weatherford	United States	Record low minimum temperature	-10.0 C (14.0 F)	38 of 100 (Notable)
Ft Stockton	United States	Record daily snowfall	5.8 cm (2.3 in)	38 of 100 (Notable)
Port Isabel	United States	Record low maximum temperature	6.1 C (43.0 F)	38 of 100 (Notable)
Van Horn	United States	Record snow depth	10.2 cm (4.0 in)	38 of 100 (Notable)
Kazan	Russia	Record high maximum temperature	4.5 C (40.1 F)	37 of 100 (Notable)
Greer	United States	Record low minimum temperature	-19.4 C (-2.9 F)	37 of 100 (Notable)
Keams Canyon	United States	Record low minimum temperature	-17.2 C (1.0 F)	37 of 100 (Notable)
Cerro	United States	Record low minimum temperature	-25.6 C (-14.1 F)	37 of 100 (Notable)
Altus Irig Rsch STN	United States	Record low minimum temperature	-7.8 C (18.0 F)	37 of 100 (Notable)
Winslow AP	United States	Record low minimum temperature	-16.1 C (3.0 F)	37 of 100 (Notable)
Methoni	Greece	Record daily precipitation	65.5 mm (2.6 in)	36 of 100 (Notable)
Verona Villafranca	Italy	Record daily precipitation	38.6 mm (1.5 in)	36 of 100 (Notable)
Motozintla (Smn)	Mexico	Record low minimum temperature	5.0 C (41.0 F)	36 of 100 (Notable)
Georgetown	United States	Record low maximum temperature	-10.6 C (12.9 F)	36 of 100 (Notable)
Elk	United States	Record snow depth	33.0 cm (13.0 in)	36 of 100 (Notable)
Hooker	United States	Record low minimum temperature	-14.4 C (6.1 F)	36 of 100 (Notable)

Counts by Type and Timescale

1,114 records

Records set or tied on 4 December 2009 by type: Highest daily maximum 113, Lowest daily maximum 330, Highest daily minimum 93, Lowest daily minimum 342, Heaviest daily rainfall 118, Heaviest daily snowfall 70, Deepest snow cover 48.

Records on 4 December 2009 by type
Record type	Records
Highest daily maximum	113
Lowest daily maximum	330
Highest daily minimum	93
Lowest daily minimum	342
Heaviest daily rainfall	118
Heaviest daily snowfall	70
Deepest snow cover	48

Records on 4 December 2009 by timescale: all-time 0, monthly 32, daily 1,082.

How Much Records Were Beaten By

863 broken records

Margins by which the 863 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 254.0. Ties are not counted.

Top 20 by Significance

4 December 2009

Top 20 records on 4 December 2009 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
4 December 2009	Grandfalls 3SSE, US	daily snowfall	10.2 cm (4.0 in)	10.2 cm (4.0 in)	98 years	59 of 100 (Notable)
4 December 2009	Blasillo, MX	daily rain	100.1 mm (3.9 in)	69.6 mm (2.7 in)	40 years	53 of 100 (Notable)
4 December 2009	Balmorhea, US	daily snowfall	10.2 cm (4.0 in)	10.2 cm (4.0 in)	86 years	53 of 100 (Notable)
4 December 2009	Cimarron 4 SW, US	daily low min	-24.4 C (-11.9 F)	10.0 C (18.0 F)	75 years	50 of 100 (Notable)
4 December 2009	House, US	daily snowfall	12.7 cm (5.0 in)	12.7 cm (5.0 in)	62 years	49 of 100 (Notable)
4 December 2009	Hillsboro, US	daily low max	1.7 C (35.1 F)	3.9 C (7.0 F)	104 years	48 of 100 (Notable)
4 December 2009	Ft Davis, US	daily low max	0.0 C (32.0 F)	4.4 C (7.9 F)	104 years	48 of 100 (Notable)
4 December 2009	Artesia 6S, US	daily snowfall	5.1 cm (2.0 in)	5.1 cm (2.0 in)	104 years	47 of 100 (Notable)
4 December 2009	Tatum, US	daily snowfall	5.1 cm (2.0 in)	5.1 cm (2.0 in)	88 years	47 of 100 (Notable)
4 December 2009	Dutch Harbor, US	daily rain	61.2 mm (2.4 in)	16.5 mm (0.6 in)	83 years	47 of 100 (Notable)
4 December 2009	Hope, US	daily low max	-1.1 C (30.0 F)	5.5 C (9.9 F)	90 years	45 of 100 (Notable)
4 December 2009	Van Horn, US	daily snowfall	8.9 cm (3.5 in)	8.9 cm (3.5 in)	70 years	45 of 100 (Notable)
4 December 2009	Walden, US	daily low max	-13.3 C (8.1 F)	2.7 C (4.9 F)	111 years	44 of 100 (Notable)
4 December 2009	Jemez Springs, US	daily low min	-17.2 C (1.0 F)	3.9 C (7.0 F)	88 years	44 of 100 (Notable)
4 December 2009	Orlando Executive AP, US	daily rain	47.0 mm (1.9 in)	22.9 mm (0.9 in)	56 years	44 of 100 (Notable)
4 December 2009	Bell Ranch, US	daily snow depth	10.2 cm (4.0 in)	2.6 cm (1.0 in)	100 years	43 of 100 (Notable)
4 December 2009	Carrizozo 1SW, US	daily low max	-2.8 C (27.0 F)	5.0 C (9.0 F)	78 years	43 of 100 (Notable)
4 December 2009	Elephant Butte Dam, US	daily low max	3.3 C (37.9 F)	3.4 C (6.1 F)	88 years	43 of 100 (Notable)
4 December 2009	Mancos 1SW, US	daily low min	-19.4 C (-2.9 F)	1.6 C (2.9 F)	110 years	42 of 100 (Notable)
4 December 2009	Trinidad, US	daily low min	-20.6 C (-5.1 F)	3.4 C (6.1 F)	88 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

1796 to 2009

Records set or tied on this calendar date in each year from 1796 to 2009. 2009 had 1,114 records.

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

Records on 12-04 in each year
Year	Records
1796	2
1797	1
1810	2
1823	1
1829	2
1846	1
1847	1
1849	1
1850	1
1852	3
1854	1
1855	5
1856	2
1858	1
1859	1
1860	1
1861	1
1865	1
1866	1
1867	1
1868	2
1870	3
1872	1
1873	1
1875	2
1876	1
1878	1
1879	7
1882	3
1883	2
1885	1
1886	4
1887	1
1888	1
1889	1
1891	4
1892	9
1896	2
1897	5
1898	9
1899	3
1900	13
1901	7
1902	15
1903	7
1904	6
1905	16
1906	25
1907	5
1908	8
1909	45
1910	7
1911	27
1912	46
1913	59
1914	61
1915	61
1916	95
1917	31
1918	27
1919	94
1920	54
1921	60
1922	72
1923	142
1924	129
1925	266
1926	174
1927	184
1928	143
1929	432
1930	221
1931	411
1932	265
1933	524
1934	149
1935	330
1936	637
1937	148
1938	275
1939	443
1940	600
1941	1,326
1942	450
1943	259
1944	377
1945	332
1946	515
1947	577
1948	504
1949	120
1950	852
1951	583
1952	269
1953	738
1954	689
1955	811
1956	692
1957	350
1958	529
1959	212
1960	628
1961	570
1962	574
1963	285
1964	1,195
1965	590
1966	1,047
1967	428
1968	775
1969	366
1970	933
1971	768
1972	1,973
1973	1,124
1974	651
1975	757
1976	669
1977	654
1978	1,582
1979	943
1980	976
1981	638
1982	2,138
1983	1,284
1984	796
1985	1,239
1986	549
1987	624
1988	764
1989	1,541
1990	1,164
1991	1,178
1992	1,075
1993	708
1994	1,029
1995	972
1996	684
1997	654
1998	2,549
1999	930
2000	895
2001	974
2002	1,478
2003	595
2004	721
2005	1,075
2006	1,510
2007	1,005
2008	652
2009	1,114
2010	1,874
2011	1,252
2012	1,482
2013	1,227
2014	629
2015	428
2016	533
2017	607
2018	563
2019	522
2020	424
2021	942
2022	437
2023	736
2024	590
2025	535

Download the Data

Data for records on 2009-12-04: 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	833
50 to 100	23
100 to 150	6
150 to 200	0
200 to 250	0
250 to 300	1