Weather Records on 31 January 2009

552 weather records were set or tied worldwide on 31 January 2009. Highest significance: Wauseon Wtp, US.

Key Facts for 31 January 2009

On 31 January 2009, 552 weather records were set or tied at long-record stations worldwide.
287 were record highs and 104 were record lows, counting maximum and minimum temperature.
By timescale, 5 were all-time records, 19 monthly and 528 daily.
Wauseon Wtp set a daily record snow depth of 40.6 cm (16.0 in) on 31 January 2009.
Across 162 earlier years (1800 to 2026) the same calendar date averaged 502 records.

Record Map

552 stations

552 station records on 31 January 2009 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 31 January 2009: highest significance records shown on the map
Station	Country	Type	Value	Significance
Wauseon Wtp	United States	Record snow depth	40.6 cm (16.0 in)	61 of 100 (Major)
Omaezaki	Japan	Record daily precipitation	145.0 mm (5.7 in)	59 of 100 (Notable)
Tokyo	Japan	Record daily precipitation	94.5 mm (3.7 in)	58 of 100 (Notable)
Irozaki	Japan	Record daily precipitation	113.0 mm (4.4 in)	56 of 100 (Notable)
Yokohama	Japan	Record daily precipitation	103.1 mm (4.1 in)	56 of 100 (Notable)
Kumagaya	Japan	Record daily precipitation	82.0 mm (3.2 in)	51 of 100 (Notable)
Utsunomiya	Japan	Record daily precipitation	64.0 mm (2.5 in)	49 of 100 (Notable)
Kenandra	Australia	Record daily precipitation	45.0 mm (1.8 in)	48 of 100 (Notable)
Irako	Japan	Record daily precipitation	73.9 mm (2.9 in)	48 of 100 (Notable)
Barcelona -Fabra Observatory	Spain	Record daily precipitation	28.1 mm (1.1 in)	48 of 100 (Notable)
Nara	Japan	Record daily precipitation	43.4 mm (1.7 in)	47 of 100 (Notable)
Oberlin	United States	Record snow depth	40.6 cm (16.0 in)	45 of 100 (Notable)
Nikko	Japan	Record daily precipitation	56.1 mm (2.2 in)	43 of 100 (Notable)
Comondu	Mexico	Record high maximum temperature	40.0 C (104.0 F)	43 of 100 (Notable)
Locke 2 W	United States	Record snow depth	30.5 cm (12.0 in)	43 of 100 (Notable)
Shizuoka	Japan	Record daily precipitation	79.5 mm (3.1 in)	42 of 100 (Notable)
Elliston	United States	Record snow depth	20.3 cm (8.0 in)	42 of 100 (Notable)
King Rocks	Australia	Record daily precipitation	35.0 mm (1.4 in)	41 of 100 (Notable)
Shelbyville Sewage Plt	United States	Record snow depth	17.8 cm (7.0 in)	41 of 100 (Notable)
Northfield	United States	Record snow depth	61.0 cm (24.0 in)	41 of 100 (Notable)
Bellenden Ker Top STN	Australia	Record daily precipitation	350.0 mm (13.8 in)	40 of 100 (Notable)
Shirakawa	Japan	Record daily precipitation	56.9 mm (2.2 in)	40 of 100 (Notable)
Kawaguchiko	Japan	Record daily precipitation	70.6 mm (2.8 in)	40 of 100 (Notable)
Tsu	Japan	Record daily precipitation	93.5 mm (3.7 in)	40 of 100 (Notable)
Tepetitan	Mexico	Record daily precipitation	94.0 mm (3.7 in)	40 of 100 (Notable)
Oshima	Japan	Record daily precipitation	101.6 mm (4.0 in)	39 of 100 (Notable)
Norwich	United States	Record high maximum temperature	21.7 C (71.1 F)	39 of 100 (Notable)
Kyoto	Japan	Record daily precipitation	40.9 mm (1.6 in)	38 of 100 (Notable)
Ueno	Japan	Record daily precipitation	32.0 mm (1.3 in)	37 of 100 (Notable)
Tenosique (Smn)	Mexico	Record daily precipitation	42.9 mm (1.7 in)	37 of 100 (Notable)
Fowlerton	United States	Record low minimum temperature	-4.4 C (24.1 F)	37 of 100 (Notable)
Burnie (Round Hill)	Australia	Record high maximum temperature	33.8 C (92.8 F)	36 of 100 (Notable)
Aikawa	Japan	Record daily precipitation	38.1 mm (1.5 in)	36 of 100 (Notable)
Choshi	Japan	Record daily precipitation	87.4 mm (3.4 in)	36 of 100 (Notable)
Shionomisaki	Japan	Record daily precipitation	87.4 mm (3.4 in)	36 of 100 (Notable)
Boogardie	Australia	Record daily precipitation	38.8 mm (1.5 in)	35 of 100 (Notable)
Kofu	Japan	Record daily precipitation	50.5 mm (2.0 in)	35 of 100 (Notable)
Mulege	Mexico	Record high maximum temperature	27.8 C (82.0 F)	35 of 100 (Notable)
W Union 6 ENE	United States	Record daily precipitation	43.7 mm (1.7 in)	35 of 100 (Notable)
Clearmont 5 SW	United States	Record daily snowfall	12.7 cm (5.0 in)	35 of 100 (Notable)
Maizuru Reg Met HQ	Japan	Record daily precipitation	48.0 mm (1.9 in)	34 of 100 (Routine)
Perryville Wtp	United States	Record snow depth	12.7 cm (5.0 in)	34 of 100 (Routine)
Mangalore Airport	Australia	Record high maximum temperature	44.6 C (112.3 F)	33 of 100 (Routine)
San Agustin Metziquititlan	Mexico	Record low maximum temperature	12.8 C (55.0 F)	33 of 100 (Routine)
Santa Ana Tlapacoyan	Mexico	Record high minimum temperature	15.6 C (60.1 F)	33 of 100 (Routine)
Taylorville 2SE	United States	Record snow depth	12.7 cm (5.0 in)	33 of 100 (Routine)
Glendive	United States	Record high minimum temperature	1.1 C (34.0 F)	33 of 100 (Routine)
Watford City	United States	Record high minimum temperature	-0.6 C (30.9 F)	33 of 100 (Routine)
Wiseman	United States	Record low maximum temperature	-40.0 C (-40.0 F)	33 of 100 (Routine)
Tatura Inst Sustainable Ag	Australia	Record high maximum temperature	43.5 C (110.3 F)	32 of 100 (Routine)
Chippewa Lake	United States	Record snow depth	35.6 cm (14.0 in)	32 of 100 (Routine)
Launceston Airport Comparison	Australia	Record high maximum temperature	37.5 C (99.5 F)	31 of 100 (Routine)
Ishinomaki	Japan	Record daily precipitation	50.0 mm (2.0 in)	31 of 100 (Routine)
Boca del Cerro	Mexico	Record daily precipitation	64.3 mm (2.5 in)	31 of 100 (Routine)
Underwood	United States	Record snow depth	71.1 cm (28.0 in)	31 of 100 (Routine)
Shinjo	Japan	Record daily precipitation	43.9 mm (1.7 in)	30 of 100 (Routine)
Nagoya	Japan	Record daily precipitation	68.6 mm (2.7 in)	30 of 100 (Routine)
Ignacio Lopez Rayon	Mexico	Record low maximum temperature	30.6 C (87.1 F)	30 of 100 (Routine)
Marion 2 N	United States	Record low minimum temperature	-22.2 C (-8.0 F)	30 of 100 (Routine)
Calvert Hills	Australia	Record daily precipitation	63.0 mm (2.5 in)	29 of 100 (Routine)

Counts by Type and Timescale

552 records

Records set or tied on 31 January 2009 by type: Highest daily maximum 167, Lowest daily maximum 68, Highest daily minimum 120, Lowest daily minimum 36, Heaviest daily rainfall 98, Heaviest daily snowfall 6, Deepest snow cover 57.

Records on 31 January 2009 by type
Record type	Records
Highest daily maximum	167
Lowest daily maximum	68
Highest daily minimum	120
Lowest daily minimum	36
Heaviest daily rainfall	98
Heaviest daily snowfall	6
Deepest snow cover	57

Records on 31 January 2009 by timescale: all-time 5, monthly 19, daily 528.

How Much Records Were Beaten By

427 broken records

Margins by which the 427 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 305.0. Ties are not counted.

Top 20 by Significance

31 January 2009

Top 20 records on 31 January 2009 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
31 January 2009	Wauseon Wtp, US	daily snow depth	40.6 cm (16.0 in)	15.2 cm (6.0 in)	105 years	61 of 100 (Major)
31 January 2009	Omaezaki, JP	monthly rain	145.0 mm (5.7 in)	55.0 mm (2.2 in)	22 years	59 of 100 (Notable)
31 January 2009	Tokyo, JP	monthly rain	94.5 mm (3.7 in)	44.5 mm (1.8 in)	11 years	58 of 100 (Notable)
31 January 2009	Irozaki, JP	daily rain	113.0 mm (4.4 in)	88.5 mm (3.5 in)	39 years	56 of 100 (Notable)
31 January 2009	Yokohama, JP	monthly rain	103.1 mm (4.1 in)	44.2 mm (1.7 in)	14 years	56 of 100 (Notable)
31 January 2009	Kumagaya, JP	monthly rain	82.0 mm (3.2 in)	25.0 mm (1.0 in)	39 years	51 of 100 (Notable)
31 January 2009	Utsunomiya, JP	daily rain	64.0 mm (2.5 in)	28.0 mm (1.1 in)	39 years	49 of 100 (Notable)
31 January 2009	Kenandra, AU	daily rain	45.0 mm (1.8 in)	33.6 mm (1.3 in)	37 years	48 of 100 (Notable)
31 January 2009	Irako, JP	daily rain	73.9 mm (2.9 in)	44.4 mm (1.7 in)	30 years	48 of 100 (Notable)
31 January 2009	Barcelona -Fabra Observatory, ES	daily rain	28.1 mm (1.1 in)	13.7 mm (0.5 in)	90 years	48 of 100 (Notable)
31 January 2009	Nara, JP	daily rain	43.4 mm (1.7 in)	23.9 mm (0.9 in)	40 years	47 of 100 (Notable)
31 January 2009	Oberlin, US	daily snow depth	40.6 cm (16.0 in)	12.7 cm (5.0 in)	64 years	45 of 100 (Notable)
31 January 2009	Nikko, JP	daily rain	56.1 mm (2.2 in)	24.5 mm (1.0 in)	45 years	43 of 100 (Notable)
31 January 2009	Comondu, MX	daily high max	40.0 C (104.0 F)	6.1 C (11.0 F)	70 years	43 of 100 (Notable)
31 January 2009	Locke 2 W, US	daily snow depth	30.5 cm (12.0 in)	30.5 cm (12.0 in)	20 years	43 of 100 (Notable)
31 January 2009	Shizuoka, JP	daily rain	79.5 mm (3.1 in)	39.0 mm (1.5 in)	40 years	42 of 100 (Notable)
31 January 2009	Elliston, US	daily snow depth	20.3 cm (8.0 in)	5.1 cm (2.0 in)	73 years	42 of 100 (Notable)
31 January 2009	King Rocks, AU	daily rain	35.0 mm (1.4 in)	32.8 mm (1.3 in)	15 years	41 of 100 (Notable)
31 January 2009	Shelbyville Sewage Plt, US	daily snow depth	17.8 cm (7.0 in)	2.6 cm (1.0 in)	91 years	41 of 100 (Notable)
31 January 2009	Northfield, US	daily snow depth	61.0 cm (24.0 in)	2.6 cm (1.0 in)	105 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

1800 to 2009

Records set or tied on this calendar date in each year from 1800 to 2009. 2009 had 552 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 2009-01-31: 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 2026-10-17 (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	401
50 to 100	11
100 to 150	6
150 to 200	5
200 to 250	1
250 to 300	2
300 to 350	1