Weather Records on 31 January 1946

359 weather records were set or tied worldwide on 31 January 1946. Highest significance: Kiolakaa 7, US.

Key Facts for 31 January 1946

On 31 January 1946, 359 weather records were set or tied at long-record stations worldwide.
60 were record highs and 94 were record lows, counting maximum and minimum temperature.
By timescale, 3 were all-time records, 9 monthly and 347 daily.
Kiolakaa 7 set an all-time record daily precipitation of 342.9 mm (13.5 in) on 31 January 1946.
Across 162 earlier years (1800 to 2026) the same calendar date averaged 503 records.

Record Map

359 stations

359 station records on 31 January 1946 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 31 January 1946: highest significance records shown on the map
Station	Country	Type	Value	Significance
Kiolakaa 7	United States	Record daily precipitation	342.9 mm (13.5 in)	72 of 100 (Major)
Roebourne	Australia	Record daily precipitation	213.4 mm (8.4 in)	58 of 100 (Notable)
Millstream	Australia	Record daily precipitation	148.1 mm (5.8 in)	57 of 100 (Notable)
Naalehu 14	United States	Record daily precipitation	333.8 mm (13.1 in)	56 of 100 (Notable)
Meadowlands 9 S	United States	Record daily precipitation	27.4 mm (1.1 in)	49 of 100 (Notable)
Hilo 86A	United States	Record daily precipitation	270.0 mm (10.6 in)	47 of 100 (Notable)
Woodbrook	Australia	Record daily precipitation	97.8 mm (3.9 in)	46 of 100 (Notable)
Honohina 137	United States	Record daily precipitation	235.0 mm (9.3 in)	46 of 100 (Notable)
Whyalla (Nonowie)	Australia	Record daily precipitation	41.7 mm (1.6 in)	44 of 100 (Notable)
Wilgerivier (Sar)	South Africa	Record daily precipitation	72.9 mm (2.9 in)	44 of 100 (Notable)
Mulyie	Australia	Record daily precipitation	72.4 mm (2.9 in)	43 of 100 (Notable)
Ettrick	Australia	Record daily precipitation	78.7 mm (3.1 in)	42 of 100 (Notable)
Wyloo	Australia	Record daily precipitation	66.0 mm (2.6 in)	42 of 100 (Notable)
Warralong	Australia	Record daily precipitation	84.3 mm (3.3 in)	40 of 100 (Notable)
Mardie	Australia	Record daily precipitation	84.6 mm (3.3 in)	40 of 100 (Notable)
Brome	Canada	Record daily snowfall	15.2 cm (6.0 in)	39 of 100 (Notable)
Sion	Canada	Record daily snowfall	15.2 cm (6.0 in)	38 of 100 (Notable)
Yarraloola	Australia	Record daily precipitation	145.0 mm (5.7 in)	37 of 100 (Notable)
Wilsons Patch	Australia	Record daily precipitation	34.5 mm (1.4 in)	37 of 100 (Notable)
Summit Grd STN	United States	Record daily snowfall	45.7 cm (18.0 in)	37 of 100 (Notable)
Longmire Rainier Nps	United States	Record daily snowfall	36.8 cm (14.5 in)	37 of 100 (Notable)
Hakalau 142	United States	Record daily precipitation	235.2 mm (9.3 in)	36 of 100 (Notable)
Coongan Station	Australia	Record daily precipitation	65.5 mm (2.6 in)	34 of 100 (Routine)
Boolaloo	Australia	Record daily precipitation	64.0 mm (2.5 in)	34 of 100 (Routine)
Pahala 21	United States	Record daily precipitation	241.3 mm (9.5 in)	34 of 100 (Routine)
Buxton	United Kingdom	Record daily precipitation	31.0 mm (1.2 in)	33 of 100 (Routine)
Millsboro	United States	Record daily precipitation	42.7 mm (1.7 in)	33 of 100 (Routine)
Randolph 5 NNE	United States	Record daily precipitation	40.1 mm (1.6 in)	31 of 100 (Routine)
Superior	United States	Record daily snowfall	7.6 cm (3.0 in)	31 of 100 (Routine)
Fredericton Unb	Canada	Record daily snowfall	22.9 cm (9.0 in)	30 of 100 (Routine)
Dahlonega 4WSW	United States	Record daily precipitation	44.5 mm (1.8 in)	30 of 100 (Routine)
Andrews	United States	Record daily precipitation	45.7 mm (1.8 in)	30 of 100 (Routine)
Bamboo Creek	Australia	Record daily precipitation	39.9 mm (1.6 in)	28 of 100 (Routine)
Pointe Au Pere	Canada	Record daily snowfall	14.0 cm (5.5 in)	28 of 100 (Routine)
Honomu Mauka 138	United States	Record daily precipitation	208.3 mm (8.2 in)	28 of 100 (Routine)
Red Hill	Australia	Record daily precipitation	55.9 mm (2.2 in)	27 of 100 (Routine)
Monsenhor Tabosa	Brazil	Record daily precipitation	60.0 mm (2.4 in)	27 of 100 (Routine)
Nogales	United States	Record low minimum temperature	-9.4 C (15.1 F)	27 of 100 (Routine)
Nelsdrift	South Africa	Record daily precipitation	55.9 mm (2.2 in)	26 of 100 (Routine)
Upper Lake 2 N	United States	Record low minimum temperature	-7.2 C (19.0 F)	26 of 100 (Routine)
Atlantic City Marina	United States	Record high maximum temperature	12.2 C (54.0 F)	26 of 100 (Routine)
Lindsay	Canada	Record daily snowfall	20.3 cm (8.0 in)	25 of 100 (Routine)
Heron 2 NW	United States	Record daily snowfall	15.2 cm (6.0 in)	25 of 100 (Routine)
Deming	United States	Record low minimum temperature	-13.3 C (8.1 F)	25 of 100 (Routine)
Boodarie	Australia	Record daily precipitation	55.9 mm (2.2 in)	24 of 100 (Routine)
Pardoo Station	Australia	Record daily precipitation	45.0 mm (1.8 in)	24 of 100 (Routine)
Bisbee	United States	Record low minimum temperature	-6.7 C (19.9 F)	24 of 100 (Routine)
Tejon Rancho	United States	Record low minimum temperature	-5.0 C (23.0 F)	24 of 100 (Routine)
Mendota	United States	Record daily precipitation	30.5 mm (1.2 in)	24 of 100 (Routine)
Macdonald College	Canada	Record daily snowfall	17.8 cm (7.0 in)	23 of 100 (Routine)
Barrage Gouin	Canada	Record daily snowfall	19.1 cm (7.5 in)	23 of 100 (Routine)
Woodstock	Canada	Record daily snowfall	20.3 cm (8.0 in)	23 of 100 (Routine)
Canton	United States	Record daily precipitation	26.7 mm (1.1 in)	23 of 100 (Routine)
Avery Rs	United States	Record daily snowfall	18.3 cm (7.2 in)	23 of 100 (Routine)
Carrizozo 1SW	United States	Record low minimum temperature	-13.3 C (8.1 F)	23 of 100 (Routine)
Tellico Plains	United States	Record daily precipitation	33.5 mm (1.3 in)	23 of 100 (Routine)
Makapuu Point 724	United States	Record daily precipitation	48.3 mm (1.9 in)	23 of 100 (Routine)
Coldwater	Canada	Record daily snowfall	11.9 cm (4.7 in)	22 of 100 (Routine)
Grand Falls	Canada	Record daily snowfall	25.4 cm (10.0 in)	22 of 100 (Routine)
Lodi	United States	Record low minimum temperature	-3.9 C (25.0 F)	22 of 100 (Routine)

Counts by Type and Timescale

359 records

Records set or tied on 31 January 1946 by type: Highest daily maximum 22, Lowest daily maximum 13, Highest daily minimum 38, Lowest daily minimum 81, Heaviest daily rainfall 148, Heaviest daily snowfall 54, Deepest snow cover 3.

Records on 31 January 1946 by type
Record type	Records
Highest daily maximum	22
Lowest daily maximum	13
Highest daily minimum	38
Lowest daily minimum	81
Heaviest daily rainfall	148
Heaviest daily snowfall	54
Deepest snow cover	3

Records on 31 January 1946 by timescale: all-time 3, monthly 9, daily 347.

How Much Records Were Beaten By

292 broken records

Margins by which the 292 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 223.0. Ties are not counted.

Top 20 by Significance

31 January 1946

Top 20 records on 31 January 1946 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
31 January 1946	Kiolakaa 7, US	all-time rain	342.9 mm (13.5 in)	109.0 mm (4.3 in)	30 years	72 of 100 (Major)
31 January 1946	Roebourne, AU	monthly rain	213.4 mm (8.4 in)	79.5 mm (3.1 in)	7 years	58 of 100 (Notable)
31 January 1946	Millstream, AU	monthly rain	148.1 mm (5.8 in)	69.9 mm (2.8 in)	7 years	57 of 100 (Notable)
31 January 1946	Naalehu 14, US	all-time rain	333.8 mm (13.1 in)	73.4 mm (2.9 in)	8 years	56 of 100 (Notable)
31 January 1946	Meadowlands 9 S, US	monthly rain	27.4 mm (1.1 in)	10.9 mm (0.4 in)	10 years	49 of 100 (Notable)
31 January 1946	Hilo 86A, US	daily rain	270.0 mm (10.6 in)	190.8 mm (7.5 in)	12 years	47 of 100 (Notable)
31 January 1946	Woodbrook, AU	daily rain	97.8 mm (3.9 in)	94.0 mm (3.7 in)	6 years	46 of 100 (Notable)
31 January 1946	Honohina 137, US	monthly rain	235.0 mm (9.3 in)	65.3 mm (2.6 in)	24 years	46 of 100 (Notable)
31 January 1946	Whyalla (Nonowie), AU	monthly rain	41.7 mm (1.6 in)	15.3 mm (0.6 in)	10 years	44 of 100 (Notable)
31 January 1946	Wilgerivier (Sar), ZA	daily rain	72.9 mm (2.9 in)	36.6 mm (1.4 in)	38 years	44 of 100 (Notable)
31 January 1946	Mulyie, AU	daily rain	72.4 mm (2.9 in)	59.7 mm (2.4 in)	31 years	43 of 100 (Notable)
31 January 1946	Ettrick, AU	daily rain	78.7 mm (3.1 in)	64.5 mm (2.5 in)	27 years	42 of 100 (Notable)
31 January 1946	Wyloo, AU	daily rain	66.0 mm (2.6 in)	46.9 mm (1.8 in)	2 years	42 of 100 (Notable)
31 January 1946	Warralong, AU	daily rain	84.3 mm (3.3 in)	52.5 mm (2.1 in)	28 years	40 of 100 (Notable)
31 January 1946	Mardie, AU	daily rain	84.6 mm (3.3 in)	56.7 mm (2.2 in)	12 years	40 of 100 (Notable)
31 January 1946	Brome, CA	daily snowfall	15.2 cm (6.0 in)	10.1 cm (4.0 in)	62 years	39 of 100 (Notable)
31 January 1946	Sion, CA	daily snowfall	15.2 cm (6.0 in)	10.1 cm (4.0 in)	36 years	38 of 100 (Notable)
31 January 1946	Yarraloola, AU	all-time rain	145.0 mm (5.7 in)	4.8 mm (0.19 in)	36 years	37 of 100 (Notable)
31 January 1946	Wilsons Patch, AU	daily rain	34.5 mm (1.4 in)	32.5 mm (1.3 in)	4 years	37 of 100 (Notable)
31 January 1946	Summit Grd STN, US	daily snowfall	45.7 cm (18.0 in)	22.3 cm (8.8 in)	30 years	37 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 1946

Records set or tied on this calendar date in each year from 1800 to 1946. 1946 had 359 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 1946-01-31: 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 2026-10-15. Last revised 15 October 2026 (2026-10-15).

Margin	Records
0 to 50	259
50 to 100	25
100 to 150	5
150 to 200	1
200 to 250	2