Weather Records on 15 December 2011

780 weather records were set or tied worldwide on 15 December 2011. Highest significance: Poitiers - Biard, FR.

Key Facts for 15 December 2011

On 15 December 2011, 780 weather records were set or tied at long-record stations worldwide.
430 were record highs and 100 were record lows, counting maximum and minimum temperature.
By timescale, 1 were all-time records, 11 monthly and 768 daily.
Poitiers - Biard set a daily record precipitation of 37.7 mm (1.5 in) on 15 December 2011.
Across 168 earlier years (1793 to 2025) the same calendar date averaged 454 records.

Record Map

780 stations

780 station records on 15 December 2011 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 15 December 2011: highest significance records shown on the map
Station	Country	Type	Value	Significance
Poitiers - Biard	France	Record daily precipitation	37.7 mm (1.5 in)	57 of 100 (Notable)
Lowell Wwtp	United States	Record daily precipitation	58.4 mm (2.3 in)	56 of 100 (Notable)
Balgo Hills	Australia	Record daily precipitation	74.0 mm (2.9 in)	55 of 100 (Notable)
Kihnu	Estonia	Record daily precipitation	26.9 mm (1.1 in)	55 of 100 (Notable)
Townsville Aero	Australia	Record daily precipitation	102.0 mm (4.0 in)	54 of 100 (Notable)
Pecos Nm	United States	Record daily precipitation	25.9 mm (1.0 in)	52 of 100 (Notable)
Kankakee Wwtp	United States	Record daily precipitation	66.0 mm (2.6 in)	51 of 100 (Notable)
Rockville	United States	Record daily precipitation	63.5 mm (2.5 in)	51 of 100 (Notable)
Wondinong	Australia	Record daily precipitation	28.6 mm (1.1 in)	48 of 100 (Notable)
Knox Wwtp	United States	Record daily precipitation	42.9 mm (1.7 in)	47 of 100 (Notable)
Dutch Harbor	United States	Record daily precipitation	50.3 mm (2.0 in)	45 of 100 (Notable)
Majors Creek	Australia	Record daily precipitation	92.8 mm (3.7 in)	44 of 100 (Notable)
Eldorado Springs	United States	Record high minimum temperature	6.7 C (44.1 F)	44 of 100 (Notable)
New Braunfels	United States	Record high minimum temperature	23.3 C (73.9 F)	44 of 100 (Notable)
Pte de la Hague	France	Record daily precipitation	37.6 mm (1.5 in)	43 of 100 (Notable)
Morris 1NW	United States	Record daily precipitation	25.1 mm (1.0 in)	43 of 100 (Notable)
Santa Trinidad	Mexico	Record daily precipitation	94.0 mm (3.7 in)	42 of 100 (Notable)
Normal 4NE	United States	Record daily precipitation	46.2 mm (1.8 in)	42 of 100 (Notable)
Sao Paulo (Aeroport	Brazil	Record daily precipitation	71.9 mm (2.8 in)	41 of 100 (Notable)
Peotone	United States	Record daily precipitation	42.7 mm (1.7 in)	41 of 100 (Notable)
New Braunfels	United States	Record high maximum temperature	28.3 C (82.9 F)	41 of 100 (Notable)
Oconomowoc Wwtp	United States	Record high minimum temperature	3.9 C (39.0 F)	41 of 100 (Notable)
Ridgeland 1NNE	United States	Record daily precipitation	38.1 mm (1.5 in)	41 of 100 (Notable)
Chiconautla	Mexico	Record high maximum temperature	32.8 C (91.0 F)	40 of 100 (Notable)
Ijsselsteyn (L)	Netherlands	Record daily precipitation	27.0 mm (1.1 in)	40 of 100 (Notable)
Kimberley	South Africa	Record low minimum temperature	7.6 C (45.7 F)	40 of 100 (Notable)
Streator 2SE	United States	Record high maximum temperature	12.8 C (55.0 F)	40 of 100 (Notable)
Philippine	Netherlands	Record daily precipitation	26.4 mm (1.0 in)	39 of 100 (Notable)
Pontiac	United States	Record daily precipitation	41.4 mm (1.6 in)	39 of 100 (Notable)
Streator 2SE	United States	Record high minimum temperature	6.7 C (44.1 F)	39 of 100 (Notable)
E Stroudsburg	United States	Record high minimum temperature	6.1 C (43.0 F)	39 of 100 (Notable)
Kapelle	Netherlands	Record daily precipitation	25.2 mm (1.0 in)	38 of 100 (Notable)
Upington Agr.	South Africa	Record low minimum temperature	8.2 C (46.8 F)	38 of 100 (Notable)
Bergland Dam	United States	Record high minimum temperature	-0.6 C (30.9 F)	38 of 100 (Notable)
Kapellebrug	Netherlands	Record daily precipitation	26.2 mm (1.0 in)	37 of 100 (Notable)
Wanatah 2 WNW	United States	Record daily precipitation	53.8 mm (2.1 in)	37 of 100 (Notable)
Tours	France	Record daily precipitation	32.1 mm (1.3 in)	36 of 100 (Notable)
Tiree	United Kingdom	Record daily precipitation	27.4 mm (1.1 in)	36 of 100 (Notable)
Pearsall	United States	Record high minimum temperature	17.2 C (63.0 F)	36 of 100 (Notable)
Darlington Wwtp	United States	Record high minimum temperature	4.4 C (39.9 F)	36 of 100 (Notable)
Aurora Water	United States	Record high minimum temperature	6.1 C (43.0 F)	35 of 100 (Notable)
Beardstown	United States	Record daily precipitation	40.9 mm (1.6 in)	35 of 100 (Notable)
Marengo	United States	Record high minimum temperature	5.0 C (41.0 F)	35 of 100 (Notable)
Rensselaer Wwtp	United States	Record daily precipitation	60.2 mm (2.4 in)	35 of 100 (Notable)
Brodhead Wwtp	United States	Record high minimum temperature	4.4 C (39.9 F)	35 of 100 (Notable)
Plymouth Wwtp	United States	Record high minimum temperature	3.9 C (39.0 F)	35 of 100 (Notable)
Aralskoe More	Kazakhstan	Record low maximum temperature	-17.0 C (1.4 F)	34 of 100 (Routine)
Aledo	United States	Record high minimum temperature	4.4 C (39.9 F)	34 of 100 (Routine)
Ottawa 4SW	United States	Record high minimum temperature	6.1 C (43.0 F)	34 of 100 (Routine)
Hillsdale	United States	Record daily precipitation	25.1 mm (1.0 in)	34 of 100 (Routine)
Central Michigan UNIV	United States	Record high minimum temperature	2.2 C (36.0 F)	34 of 100 (Routine)
Van Wert 1 S	United States	Record high minimum temperature	5.0 C (41.0 F)	34 of 100 (Routine)
Prairie du Chien	United States	Record high minimum temperature	3.3 C (37.9 F)	34 of 100 (Routine)
Racine Wwtp	United States	Record high minimum temperature	5.0 C (41.0 F)	34 of 100 (Routine)
Sturgeon Bay Exp Farm	United States	Record high minimum temperature	2.8 C (37.0 F)	34 of 100 (Routine)
Perola Park	Australia	Record daily precipitation	80.0 mm (3.1 in)	33 of 100 (Routine)
Angleton 2 W	United States	Record high minimum temperature	19.4 C (66.9 F)	33 of 100 (Routine)
Yakabindie	Australia	Record daily precipitation	26.0 mm (1.0 in)	32 of 100 (Routine)
Oonoonba	Australia	Record daily precipitation	91.2 mm (3.6 in)	32 of 100 (Routine)
Cedar Rapids #1	United States	Record high maximum temperature	12.8 C (55.0 F)	32 of 100 (Routine)

Counts by Type and Timescale

780 records

Records set or tied on 15 December 2011 by type: Highest daily maximum 123, Lowest daily maximum 65, Highest daily minimum 307, Lowest daily minimum 35, Heaviest daily rainfall 237, Heaviest daily snowfall 5, Deepest snow cover 8.

Records on 15 December 2011 by type
Record type	Records
Highest daily maximum	123
Lowest daily maximum	65
Highest daily minimum	307
Lowest daily minimum	35
Heaviest daily rainfall	237
Heaviest daily snowfall	5
Deepest snow cover	8

Records on 15 December 2011 by timescale: all-time 1, monthly 11, daily 768.

How Much Records Were Beaten By

605 broken records

Margins by which the 605 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 180.0. Ties are not counted.

Top 20 by Significance

15 December 2011

Top 20 records on 15 December 2011 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
15 December 2011	Poitiers - Biard, FR	daily rain	37.7 mm (1.5 in)	24.5 mm (1.0 in)	29 years	57 of 100 (Notable)
15 December 2011	Lowell Wwtp, US	daily rain	58.4 mm (2.3 in)	36.8 mm (1.4 in)	40 years	56 of 100 (Notable)
15 December 2011	Balgo Hills, AU	daily rain	74.0 mm (2.9 in)	40.0 mm (1.6 in)	60 years	55 of 100 (Notable)
15 December 2011	Kihnu, EE	daily rain	26.9 mm (1.1 in)	23.9 mm (0.9 in)	34 years	55 of 100 (Notable)
15 December 2011	Townsville Aero, AU	daily rain	102.0 mm (4.0 in)	78.6 mm (3.1 in)	49 years	54 of 100 (Notable)
15 December 2011	Pecos Nm, US	daily rain	25.9 mm (1.0 in)	17.5 mm (0.7 in)	44 years	52 of 100 (Notable)
15 December 2011	Kankakee Wwtp, US	daily rain	66.0 mm (2.6 in)	39.6 mm (1.6 in)	24 years	51 of 100 (Notable)
15 December 2011	Rockville, US	daily rain	63.5 mm (2.5 in)	35.6 mm (1.4 in)	36 years	51 of 100 (Notable)
15 December 2011	Wondinong, AU	daily rain	28.6 mm (1.1 in)	9.5 mm (0.37 in)	100 years	48 of 100 (Notable)
15 December 2011	Knox Wwtp, US	daily rain	42.9 mm (1.7 in)	25.1 mm (1.0 in)	9 years	47 of 100 (Notable)
15 December 2011	Dutch Harbor, US	daily rain	50.3 mm (2.0 in)	12.2 mm (0.5 in)	86 years	45 of 100 (Notable)
15 December 2011	Majors Creek, AU	daily rain	92.8 mm (3.7 in)	64.1 mm (2.5 in)	69 years	44 of 100 (Notable)
15 December 2011	Eldorado Springs, US	daily high min	6.7 C (44.1 F)	2.8 C (5.0 F)	102 years	44 of 100 (Notable)
15 December 2011	New Braunfels, US	monthly high min	23.3 C (73.9 F)	1.1 C (2.0 F)	78 years	44 of 100 (Notable)
15 December 2011	Pte de la Hague, FR	daily rain	37.6 mm (1.5 in)	13.3 mm (0.5 in)	29 years	43 of 100 (Notable)
15 December 2011	Morris 1NW, US	daily rain	25.1 mm (1.0 in)	4.8 mm (0.19 in)	90 years	43 of 100 (Notable)
15 December 2011	Santa Trinidad, MX	monthly rain	94.0 mm (3.7 in)	20.8 mm (0.8 in)	32 years	42 of 100 (Notable)
15 December 2011	Normal 4NE, US	daily rain	46.2 mm (1.8 in)	26.9 mm (1.1 in)	20 years	42 of 100 (Notable)
15 December 2011	Sao Paulo (Aeroport, BR	daily rain	71.9 mm (2.8 in)	20.6 mm (0.8 in)	65 years	41 of 100 (Notable)
15 December 2011	Peotone, US	daily rain	42.7 mm (1.7 in)	15.8 mm (0.6 in)	62 years	41 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 2011

Records set or tied on this calendar date in each year from 1793 to 2011. 2011 had 780 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 2011-12-15: 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 25	584
25 to 50	13
50 to 75	4
75 to 100	3
100 to 125	0
125 to 150	0
150 to 175	0
175 to 200	1