Weather Records on 9 December 2011

496 weather records were set or tied worldwide on 9 December 2011. Highest significance: Bredbyn, SE.

Key Facts for 9 December 2011

On 9 December 2011, 496 weather records were set or tied at long-record stations worldwide.
107 were record highs and 109 were record lows, counting maximum and minimum temperature.
By timescale, 1 were all-time records, 22 monthly and 473 daily.
Bredbyn set an all-time record daily precipitation of 89.2 mm (3.5 in) on 9 December 2011.
Across 157 earlier years (1796 to 2025) the same calendar date averaged 475 records.

Record Map

496 stations

496 station records on 9 December 2011 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 9 December 2011: highest significance records shown on the map
Station	Country	Type	Value	Significance
Bredbyn	Sweden	Record daily precipitation	89.2 mm (3.5 in)	78 of 100 (Major)
Ortrask	Sweden	Record daily precipitation	38.3 mm (1.5 in)	75 of 100 (Major)
Eyre	Australia	Record daily precipitation	62.0 mm (2.4 in)	73 of 100 (Major)
Multra	Sweden	Record daily precipitation	38.9 mm (1.5 in)	69 of 100 (Major)
Lannas	Sweden	Record daily precipitation	37.8 mm (1.5 in)	62 of 100 (Major)
Vannas	Sweden	Record daily precipitation	30.6 mm (1.2 in)	60 of 100 (Major)
Kramfors	Sweden	Record daily precipitation	43.8 mm (1.7 in)	55 of 100 (Notable)
Casillas	Mexico	Record daily precipitation	35.8 mm (1.4 in)	54 of 100 (Notable)
Galtjarn	Sweden	Record daily precipitation	68.1 mm (2.7 in)	54 of 100 (Notable)
Tanana AP	United States	Record daily snowfall	17.3 cm (6.8 in)	53 of 100 (Notable)
Rheinau-Memprechtshofen	Germany	Record daily precipitation	32.9 mm (1.3 in)	52 of 100 (Notable)
Pichucalco (Smn)	Mexico	Record low minimum temperature	5.6 C (42.1 F)	52 of 100 (Notable)
Ornskoldsvik	Sweden	Record daily precipitation	31.8 mm (1.3 in)	52 of 100 (Notable)
Nullarbor	Australia	Record daily precipitation	25.2 mm (1.0 in)	50 of 100 (Notable)
Coloso	Puerto Rico [United States]	Record daily precipitation	52.3 mm (2.1 in)	50 of 100 (Notable)
Akroken	Sweden	Record daily precipitation	37.2 mm (1.5 in)	50 of 100 (Notable)
Robacksdalen	Sweden	Record daily precipitation	30.0 mm (1.2 in)	50 of 100 (Notable)
Yonago	Japan	Record daily precipitation	50.0 mm (2.0 in)	49 of 100 (Notable)
Lindesnes Fyr	Norway	Record daily precipitation	43.5 mm (1.7 in)	48 of 100 (Notable)
Torrbole_D	Sweden	Record daily precipitation	40.0 mm (1.6 in)	48 of 100 (Notable)
Baden-Baden-Geroldsau	Germany	Record daily precipitation	53.8 mm (2.1 in)	47 of 100 (Notable)
Hid	Sweden	Record daily precipitation	37.8 mm (1.5 in)	47 of 100 (Notable)
Solleftea	Sweden	Record daily precipitation	36.0 mm (1.4 in)	47 of 100 (Notable)
Almdalen	Sweden	Record daily precipitation	31.7 mm (1.2 in)	47 of 100 (Notable)
Kaarina Yltoinen	Finland	Record daily precipitation	26.5 mm (1.0 in)	44 of 100 (Notable)
Sabana Grande 2 ENE	Puerto Rico [United States]	Record daily precipitation	36.1 mm (1.4 in)	44 of 100 (Notable)
Boras	Sweden	Record daily precipitation	48.6 mm (1.9 in)	44 of 100 (Notable)
Ullanger	Sweden	Record daily precipitation	50.0 mm (2.0 in)	44 of 100 (Notable)
Forse	Sweden	Record daily precipitation	35.5 mm (1.4 in)	44 of 100 (Notable)
Aspea	Sweden	Record daily precipitation	25.2 mm (1.0 in)	44 of 100 (Notable)
Hoglekardalen	Sweden	Record daily precipitation	32.5 mm (1.3 in)	42 of 100 (Notable)
Bygdsiljum_D	Sweden	Record daily precipitation	29.8 mm (1.2 in)	42 of 100 (Notable)
Ulricehamn	Sweden	Record daily precipitation	35.3 mm (1.4 in)	41 of 100 (Notable)
Uusikaupunki Nervanderinpuisto	Finland	Record daily precipitation	28.6 mm (1.1 in)	40 of 100 (Notable)
Skillingaryd	Sweden	Record daily precipitation	25.3 mm (1.0 in)	40 of 100 (Notable)
Gresham 3W	United States	Record daily snowfall	6.4 cm (2.5 in)	40 of 100 (Notable)
Kvavik	Norway	Record daily precipitation	54.4 mm (2.1 in)	39 of 100 (Notable)
Maun	Botswana	Record daily precipitation	63.0 mm (2.5 in)	38 of 100 (Notable)
Abasolo (Dge)	Mexico	Record daily precipitation	47.5 mm (1.9 in)	38 of 100 (Notable)
Sodersel_D	Sweden	Record daily precipitation	34.1 mm (1.3 in)	38 of 100 (Notable)
Springview 2NW	United States	Record daily snowfall	5.1 cm (2.0 in)	38 of 100 (Notable)
Seward	United States	Record daily snowfall	6.3 cm (2.5 in)	37 of 100 (Notable)
Sarpsborg	Norway	Record daily precipitation	35.0 mm (1.4 in)	36 of 100 (Notable)
Aguirre	Puerto Rico [United States]	Record high maximum temperature	34.4 C (93.9 F)	36 of 100 (Notable)
Uplo	Sweden	Record daily precipitation	29.6 mm (1.2 in)	36 of 100 (Notable)
Marree (Farina)	Australia	Record daily precipitation	33.2 mm (1.3 in)	35 of 100 (Notable)
Progreso	Mexico	Record high minimum temperature	20.0 C (68.0 F)	35 of 100 (Notable)
Sidsjo	Sweden	Record daily precipitation	37.8 mm (1.5 in)	35 of 100 (Notable)
Choshi	Japan	Record low maximum temperature	6.9 C (44.4 F)	33 of 100 (Routine)
Sakai	Japan	Record daily precipitation	53.1 mm (2.1 in)	33 of 100 (Routine)
Chiconautla	Mexico	Record high maximum temperature	31.7 C (89.1 F)	32 of 100 (Routine)
Cundancito	Mexico	Record low minimum temperature	8.3 C (46.9 F)	31 of 100 (Routine)
Grebbeshult	Sweden	Record daily precipitation	32.6 mm (1.3 in)	31 of 100 (Routine)
Anahuac	United States	Record low minimum temperature	-2.8 C (27.0 F)	31 of 100 (Routine)
Tuttlingen	Germany	Record daily precipitation	25.6 mm (1.0 in)	30 of 100 (Routine)
Agata	Russia	Record high minimum temperature	-5.9 C (21.4 F)	30 of 100 (Routine)
Morsil	Sweden	Record daily precipitation	28.5 mm (1.1 in)	30 of 100 (Routine)
Bosque del Apache	United States	Record low minimum temperature	-17.8 C (0.0 F)	30 of 100 (Routine)
Feldberg/Schwarzwald	Germany	Record daily precipitation	70.6 mm (2.8 in)	29 of 100 (Routine)
Kehl-Odelshofen	Germany	Record daily precipitation	26.5 mm (1.0 in)	29 of 100 (Routine)

Counts by Type and Timescale

496 records

Records set or tied on 9 December 2011 by type: Highest daily maximum 53, Lowest daily maximum 37, Highest daily minimum 54, Lowest daily minimum 72, Heaviest daily rainfall 259, Heaviest daily snowfall 12, Deepest snow cover 9.

Records on 9 December 2011 by type
Record type	Records
Highest daily maximum	53
Lowest daily maximum	37
Highest daily minimum	54
Lowest daily minimum	72
Heaviest daily rainfall	259
Heaviest daily snowfall	12
Deepest snow cover	9

Records on 9 December 2011 by timescale: all-time 1, monthly 22, daily 473.

How Much Records Were Beaten By

418 broken records

Margins by which the 418 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

9 December 2011

Top 20 records on 9 December 2011 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
9 December 2011	Bredbyn, SE	all-time rain	89.2 mm (3.5 in)	30.1 mm (1.2 in)	45 years	78 of 100 (Major)
9 December 2011	Ortrask, SE	monthly rain	38.3 mm (1.5 in)	15.0 mm (0.6 in)	64 years	75 of 100 (Major)
9 December 2011	Eyre, AU	daily rain	62.0 mm (2.4 in)	50.1 mm (2.0 in)	77 years	73 of 100 (Major)
9 December 2011	Multra, SE	monthly rain	38.9 mm (1.5 in)	14.1 mm (0.6 in)	44 years	69 of 100 (Major)
9 December 2011	Lannas, SE	monthly rain	37.8 mm (1.5 in)	12.8 mm (0.5 in)	28 years	62 of 100 (Major)
9 December 2011	Vannas, SE	daily rain	30.6 mm (1.2 in)	19.3 mm (0.8 in)	46 years	60 of 100 (Major)
9 December 2011	Kramfors, SE	daily rain	43.8 mm (1.7 in)	18.6 mm (0.7 in)	44 years	55 of 100 (Notable)
9 December 2011	Casillas, MX	daily rain	35.8 mm (1.4 in)	30.0 mm (1.2 in)	30 years	54 of 100 (Notable)
9 December 2011	Galtjarn, SE	monthly rain	68.1 mm (2.7 in)	32.5 mm (1.3 in)	4 years	54 of 100 (Notable)
9 December 2011	Tanana AP, US	daily snowfall	17.3 cm (6.8 in)	7.1 cm (2.8 in)	74 years	53 of 100 (Notable)
9 December 2011	Rheinau-Memprechtshofen, DE	daily rain	32.9 mm (1.3 in)	19.3 mm (0.8 in)	49 years	52 of 100 (Notable)
9 December 2011	Pichucalco (Smn), MX	daily low min	5.6 C (42.1 F)	7.2 C (13.0 F)	65 years	52 of 100 (Notable)
9 December 2011	Ornskoldsvik, SE	daily rain	31.8 mm (1.3 in)	15.8 mm (0.6 in)	44 years	52 of 100 (Notable)
9 December 2011	Nullarbor, AU	daily rain	25.2 mm (1.0 in)	20.2 mm (0.8 in)	22 years	50 of 100 (Notable)
9 December 2011	Coloso, PR	daily rain	52.3 mm (2.1 in)	42.1 mm (1.7 in)	9 years	50 of 100 (Notable)
9 December 2011	Akroken, SE	monthly rain	37.2 mm (1.5 in)	11.6 mm (0.5 in)	25 years	50 of 100 (Notable)
9 December 2011	Robacksdalen, SE	daily rain	30.0 mm (1.2 in)	14.4 mm (0.6 in)	44 years	50 of 100 (Notable)
9 December 2011	Yonago, JP	daily rain	50.0 mm (2.0 in)	32.0 mm (1.3 in)	16 years	49 of 100 (Notable)
9 December 2011	Lindesnes Fyr, NO	daily rain	43.5 mm (1.7 in)	33.3 mm (1.3 in)	12 years	48 of 100 (Notable)
9 December 2011	Torrbole_D, SE	daily rain	40.0 mm (1.6 in)	28.0 mm (1.1 in)	16 years	48 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 2011

Records set or tied on this calendar date in each year from 1796 to 2011. 2011 had 496 records.

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

Records on 12-09 in each year
Year	Records
1796	1
1820	1
1825	3
1831	1
1844	1
1856	1
1860	1
1862	1
1867	2
1868	1
1869	1
1871	3
1872	1
1873	2
1876	2
1878	4
1879	9
1880	1
1882	3
1883	1
1885	2
1886	2
1887	1
1889	1
1891	3
1893	1
1894	1
1895	3
1896	1
1897	4
1898	3
1899	5
1900	1
1901	4
1902	18
1903	7
1904	2
1905	9
1906	15
1907	28
1908	5
1909	18
1910	36
1911	31
1912	18
1913	37
1914	57
1915	139
1916	366
1917	106
1918	40
1919	58
1920	221
1921	58
1922	311
1923	203
1924	164
1925	93
1926	113
1927	356
1928	110
1929	192
1930	211
1931	434
1932	339
1933	250
1934	364
1935	263
1936	143
1937	348
1938	329
1939	1,030
1940	251
1941	144
1942	370
1943	496
1944	327
1945	178
1946	1,308
1947	303
1948	278
1949	299
1950	382
1951	849
1952	553
1953	347
1954	226
1955	352
1956	672
1957	565
1958	678
1959	217
1960	426
1961	818
1962	377
1963	642
1964	547
1965	706
1966	968
1967	639
1968	482
1969	347
1970	987
1971	655
1972	1,776
1973	679
1974	629
1975	668
1976	868
1977	1,548
1978	2,060
1979	693
1980	760
1981	748
1982	589
1983	664
1984	588
1985	1,074
1986	658
1987	1,007
1988	939
1989	1,270
1990	844
1991	878
1992	791
1993	912
1994	1,071
1995	1,247
1996	946
1997	1,214
1998	769
1999	774
2000	920
2001	505
2002	1,052
2003	824
2004	1,108
2005	1,714
2006	1,718
2007	1,124
2008	1,052
2009	2,442
2010	1,726
2011	496
2012	753
2013	1,018
2014	510
2015	1,054
2016	679
2017	715
2018	626
2019	614
2020	571
2021	674
2022	666
2023	907
2024	422
2025	1,602

Download the Data

Data for records on 2011-12-09: 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	413
50 to 100	4
100 to 150	0
150 to 200	0
200 to 250	0
250 to 300	1