Weather Records on 31 January 2011

741 weather records were set or tied worldwide on 31 January 2011. Highest significance: Mobridge 2NNW, US.

Key Facts for 31 January 2011

On 31 January 2011, 741 weather records were set or tied at long-record stations worldwide.
194 were record highs and 158 were record lows, counting maximum and minimum temperature.
By timescale, 5 were all-time records, 32 monthly and 704 daily.
Mobridge 2NNW set a daily record snowfall of 17.3 cm (6.8 in) on 31 January 2011.
Across 162 earlier years (1800 to 2026) the same calendar date averaged 500 records.

Record Map

741 stations

741 station records on 31 January 2011 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 31 January 2011: highest significance records shown on the map
Station	Country	Type	Value	Significance
Mobridge 2NNW	United States	Record daily snowfall	17.3 cm (6.8 in)	75 of 100 (Major)
Brookings 2 NE	United States	Record daily snowfall	16.3 cm (6.4 in)	68 of 100 (Major)
Watertown Rgnl AP	United States	Record daily snowfall	18.3 cm (7.2 in)	66 of 100 (Major)
Carson	United States	Record daily snowfall	15.2 cm (6.0 in)	63 of 100 (Major)
Bryant	United States	Record daily snowfall	24.1 cm (9.5 in)	61 of 100 (Major)
Savage	United States	Record snow depth	61.0 cm (24.0 in)	60 of 100 (Major)
Huautla (Dge)	Mexico	Record daily precipitation	106.2 mm (4.2 in)	59 of 100 (Notable)
Britton	United States	Record daily snowfall	17.8 cm (7.0 in)	59 of 100 (Notable)
Forman 5 SSE	United States	Record daily snowfall	12.7 cm (5.0 in)	58 of 100 (Notable)
Verona	United States	Record snow depth	137.2 cm (54.0 in)	58 of 100 (Notable)
Denmark	Australia	Record daily precipitation	37.4 mm (1.5 in)	56 of 100 (Notable)
Igor I Sikorsky Mem AP	United States	Record snow depth	50.8 cm (20.0 in)	56 of 100 (Notable)
Muskogee	United States	Record daily snowfall	17.8 cm (7.0 in)	55 of 100 (Notable)
Iroquois	United States	Record daily snowfall	19.1 cm (7.5 in)	54 of 100 (Notable)
Waubay Natl Wild Life	United States	Record daily snowfall	22.9 cm (9.0 in)	54 of 100 (Notable)
Lamberton SW Rsch & Outreach C	United States	Record daily snowfall	17.8 cm (7.0 in)	53 of 100 (Notable)
Gettysburg	United States	Record daily snowfall	10.2 cm (4.0 in)	52 of 100 (Notable)
Howard	United States	Record daily snowfall	15.2 cm (6.0 in)	52 of 100 (Notable)
Milan 1NW	United States	Record daily snowfall	26.7 cm (10.5 in)	51 of 100 (Notable)
Denmark Agric. School	Australia	Record daily precipitation	34.0 mm (1.3 in)	49 of 100 (Notable)
Roscoe	United States	Record daily snowfall	17.8 cm (7.0 in)	49 of 100 (Notable)
Livingston	United States	Record daily precipitation	50.8 mm (2.0 in)	47 of 100 (Notable)
Kennebec	United States	Record daily snowfall	12.7 cm (5.0 in)	47 of 100 (Notable)
Ansonia 1 NW	United States	Record snow depth	61.0 cm (24.0 in)	46 of 100 (Notable)
Muskogee	United States	Record snow depth	17.8 cm (7.0 in)	46 of 100 (Notable)
Madison 2SE	United States	Record daily snowfall	15.2 cm (6.0 in)	46 of 100 (Notable)
Watertown Rgnl AP	United States	Record snow depth	106.7 cm (42.0 in)	46 of 100 (Notable)
Canby	United States	Record daily snowfall	15.2 cm (6.0 in)	45 of 100 (Notable)
Wessington Springs	United States	Record daily snowfall	12.7 cm (5.0 in)	45 of 100 (Notable)
Medicine Bow	United States	Record daily snowfall	12.7 cm (5.0 in)	45 of 100 (Notable)
Huron Rgnl AP	United States	Record daily snowfall	7.9 cm (3.1 in)	45 of 100 (Notable)
Horatio	United States	Record daily precipitation	89.4 mm (3.5 in)	44 of 100 (Notable)
Montgomery	United States	Record daily snowfall	13.5 cm (5.3 in)	44 of 100 (Notable)
Selby	United States	Record daily snowfall	12.2 cm (4.8 in)	44 of 100 (Notable)
Fredonia	United States	Record daily snowfall	17.8 cm (7.0 in)	43 of 100 (Notable)
White Lake	United States	Record daily snowfall	12.7 cm (5.0 in)	43 of 100 (Notable)
Antoine 1 SW	United States	Record daily snowfall	15.0 cm (5.9 in)	42 of 100 (Notable)
Stephan 2 NW	United States	Record snow depth	35.6 cm (14.0 in)	42 of 100 (Notable)
Nebo	Australia	Record daily precipitation	124.8 mm (4.9 in)	41 of 100 (Notable)
Ft Robinson	United States	Record daily snowfall	7.6 cm (3.0 in)	41 of 100 (Notable)
W Chester 2 NW	United States	Record snow depth	38.1 cm (15.0 in)	41 of 100 (Notable)
Wausaukee	United States	Record daily snowfall	16.5 cm (6.5 in)	41 of 100 (Notable)
Mt Carmel	United States	Record snow depth	53.3 cm (21.0 in)	40 of 100 (Notable)
Cranford	United States	Record snow depth	55.9 cm (22.0 in)	40 of 100 (Notable)
Flandreau	United States	Record daily snowfall	15.2 cm (6.0 in)	40 of 100 (Notable)
Mellette 4 W	United States	Record daily snowfall	12.7 cm (5.0 in)	40 of 100 (Notable)
Newark Liberty Intl AP	United States	Record snow depth	38.1 cm (15.0 in)	40 of 100 (Notable)
Marshall	United States	Record high maximum temperature	23.3 C (73.9 F)	39 of 100 (Notable)
Winnsboro 5 SSE	United States	Record daily precipitation	41.1 mm (1.6 in)	39 of 100 (Notable)
Artichoke Lake 1 E	United States	Record daily snowfall	17.8 cm (7.0 in)	39 of 100 (Notable)
Dickinson Exp STN	United States	Record daily snowfall	6.4 cm (2.5 in)	39 of 100 (Notable)
Faulkton	United States	Record daily snowfall	10.2 cm (4.0 in)	39 of 100 (Notable)
Mellette 4 W	United States	Record snow depth	116.8 cm (46.0 in)	39 of 100 (Notable)
Marshall	United States	Record daily snowfall	10.2 cm (4.0 in)	38 of 100 (Notable)
Cerro Maravilla	Puerto Rico [United States]	Record high minimum temperature	17.8 C (64.0 F)	37 of 100 (Notable)
Harrison	United States	Record daily snowfall	7.6 cm (3.0 in)	37 of 100 (Notable)
New Brunswick 3 SE	United States	Record snow depth	43.2 cm (17.0 in)	37 of 100 (Notable)
Wamsutter	United States	Record daily snowfall	8.9 cm (3.5 in)	37 of 100 (Notable)
El Zapote	Mexico	Record low minimum temperature	9.4 C (48.9 F)	36 of 100 (Notable)
W Thompson Lake	United States	Record snow depth	73.7 cm (29.0 in)	36 of 100 (Notable)

Counts by Type and Timescale

741 records

Records set or tied on 31 January 2011 by type: Highest daily maximum 132, Lowest daily maximum 72, Highest daily minimum 62, Lowest daily minimum 86, Heaviest daily rainfall 155, Heaviest daily snowfall 143, Deepest snow cover 91.

Records on 31 January 2011 by type
Record type	Records
Highest daily maximum	132
Lowest daily maximum	72
Highest daily minimum	62
Lowest daily minimum	86
Heaviest daily rainfall	155
Heaviest daily snowfall	143
Deepest snow cover	91

Records on 31 January 2011 by timescale: all-time 5, monthly 32, daily 704.

How Much Records Were Beaten By

585 broken records

Margins by which the 585 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 889.0. Ties are not counted.

Top 20 by Significance

31 January 2011

Top 20 records on 31 January 2011 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
31 January 2011	Mobridge 2NNW, US	daily snowfall	17.3 cm (6.8 in)	12.2 cm (4.8 in)	95 years	75 of 100 (Major)
31 January 2011	Brookings 2 NE, US	daily snowfall	16.3 cm (6.4 in)	10.5 cm (4.1 in)	93 years	68 of 100 (Major)
31 January 2011	Watertown Rgnl AP, US	daily snowfall	18.3 cm (7.2 in)	10.7 cm (4.2 in)	96 years	66 of 100 (Major)
31 January 2011	Carson, US	daily snowfall	15.2 cm (6.0 in)	10.1 cm (4.0 in)	84 years	63 of 100 (Major)
31 January 2011	Bryant, US	daily snowfall	24.1 cm (9.5 in)	13.9 cm (5.5 in)	99 years	61 of 100 (Major)
31 January 2011	Savage, US	daily snow depth	61.0 cm (24.0 in)	25.4 cm (10.0 in)	68 years	60 of 100 (Major)
31 January 2011	Huautla (Dge), MX	monthly rain	106.2 mm (4.2 in)	62.3 mm (2.5 in)	21 years	59 of 100 (Notable)
31 January 2011	Britton, US	daily snowfall	17.8 cm (7.0 in)	10.2 cm (4.0 in)	93 years	59 of 100 (Notable)
31 January 2011	Forman 5 SSE, US	daily snowfall	12.7 cm (5.0 in)	7.6 cm (3.0 in)	103 years	58 of 100 (Notable)
31 January 2011	Verona, US	daily snow depth	137.2 cm (54.0 in)	88.9 cm (35.0 in)	41 years	58 of 100 (Notable)
31 January 2011	Denmark, AU	daily rain	37.4 mm (1.5 in)	19.6 mm (0.8 in)	68 years	56 of 100 (Notable)
31 January 2011	Igor I Sikorsky Mem AP, US	daily snow depth	50.8 cm (20.0 in)	30.5 cm (12.0 in)	49 years	56 of 100 (Notable)
31 January 2011	Muskogee, US	daily snowfall	17.8 cm (7.0 in)	15.3 cm (6.0 in)	25 years	55 of 100 (Notable)
31 January 2011	Iroquois, US	daily snowfall	19.1 cm (7.5 in)	16.6 cm (6.5 in)	45 years	54 of 100 (Notable)
31 January 2011	Waubay Natl Wild Life, US	daily snowfall	22.9 cm (9.0 in)	16.5 cm (6.5 in)	45 years	54 of 100 (Notable)
31 January 2011	Lamberton SW Rsch & Outreach C, US	daily snowfall	17.8 cm (7.0 in)	15.3 cm (6.0 in)	45 years	53 of 100 (Notable)
31 January 2011	Gettysburg, US	daily snowfall	10.2 cm (4.0 in)	5.1 cm (2.0 in)	107 years	52 of 100 (Notable)
31 January 2011	Howard, US	daily snowfall	15.2 cm (6.0 in)	6.3 cm (2.5 in)	84 years	52 of 100 (Notable)
31 January 2011	Milan 1NW, US	daily snowfall	26.7 cm (10.5 in)	6.4 cm (2.5 in)	84 years	51 of 100 (Notable)
31 January 2011	Denmark Agric. School, AU	daily rain	34.0 mm (1.3 in)	28.2 mm (1.1 in)	11 years	49 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

1800 to 2011

Records set or tied on this calendar date in each year from 1800 to 2011. 2011 had 741 records.

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

Records on 01-31 in each year
Year	Records
1800	1
1801	1
1830	2
1843	1
1846	1
1850	1
1852	1
1853	2
1854	2
1862	1
1863	2
1868	1
1869	2
1870	1
1873	1
1875	1
1877	1
1878	2
1880	1
1882	1
1883	1
1884	5
1885	1
1886	2
1887	1
1888	3
1889	3
1890	2
1892	1
1893	9
1894	1
1895	3
1896	1
1897	2
1898	7
1899	7
1900	5
1901	4
1902	10
1903	3
1904	6
1905	21
1906	17
1907	8
1908	36
1909	27
1910	10
1911	52
1912	20
1913	49
1914	36
1915	115
1916	94
1917	190
1918	150
1919	14
1920	113
1921	29
1922	55
1923	152
1924	203
1925	134
1926	204
1927	64
1928	47
1929	263
1930	83
1931	326
1932	153
1933	212
1934	597
1935	431
1936	830
1937	309
1938	362
1939	323
1940	361
1941	354
1942	273
1943	698
1944	232
1945	943
1946	359
1947	788
1948	600
1949	1,058
1950	1,022
1951	1,192
1952	519
1953	879
1954	744
1955	383
1956	434
1957	563
1958	692
1959	237
1960	349
1961	475
1962	686
1963	928
1964	402
1965	696
1966	1,295
1967	637
1968	524
1969	703
1970	209
1971	1,506
1972	426
1973	714
1974	1,128
1975	1,110
1976	569
1977	781
1978	844
1979	1,995
1980	757
1981	687
1982	1,287
1983	1,078
1984	610
1985	1,725
1986	616
1987	787
1988	1,582
1989	1,718
1990	821
1991	617
1992	1,573
1993	856
1994	1,049
1995	1,122
1996	1,594
1997	898
1998	641
1999	938
2000	1,115
2001	1,061
2002	3,080
2003	1,281
2004	1,392
2005	767
2006	722
2007	713
2008	704
2009	552
2010	1,311
2011	741
2012	1,037
2013	1,397
2014	986
2015	663
2016	1,147
2017	575
2018	564
2019	1,426
2020	1,031
2021	504
2022	255
2023	907
2024	1,117
2025	827
2026	839

Download the Data

Data for records on 2011-01-31: 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 2026-10-15 (15 October 2026). Records are computed by this site and are not official.

Data as of 2026-10-15. Last revised 15 October 2026 (2026-10-15).

Margin	Records
0 to 200	570
200 to 400	14
400 to 600	0
600 to 800	0
800 to 1000	1