Weather Records on 31 December 1931

543 weather records were set or tied worldwide on 31 December 1931. Highest significance: Millwood (Bos), ZA.

Key Facts for 31 December 1931

On 31 December 1931, 543 weather records were set or tied at long-record stations worldwide.
138 were record highs and 17 were record lows, counting maximum and minimum temperature.
By timescale, 3 were all-time records, 30 monthly and 510 daily.
Millwood (Bos) set a monthly record daily precipitation of 146.1 mm (5.8 in) on 31 December 1931.
Across 157 earlier years (1797 to 2025) the same calendar date averaged 486 records.

Record Map

543 stations

543 station records on 31 December 1931 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 31 December 1931: highest significance records shown on the map
Station	Country	Type	Value	Significance
Millwood (Bos)	South Africa	Record daily precipitation	146.1 mm (5.8 in)	60 of 100 (Major)
Blair	United States	Record daily precipitation	70.9 mm (2.8 in)	59 of 100 (Notable)
Calitzdorp Pol	South Africa	Record daily precipitation	58.7 mm (2.3 in)	58 of 100 (Notable)
Richmond C/K (Tnk)	South Africa	Record daily precipitation	53.1 mm (2.1 in)	56 of 100 (Notable)
Jamestown	South Africa	Record daily precipitation	62.2 mm (2.4 in)	56 of 100 (Notable)
Roodebloem	South Africa	Record daily precipitation	57.4 mm (2.3 in)	55 of 100 (Notable)
Lincoln UNIV Pwr Plt	United States	Record daily precipitation	29.5 mm (1.2 in)	55 of 100 (Notable)
Goudveld (Bos)	South Africa	Record daily precipitation	134.6 mm (5.3 in)	54 of 100 (Notable)
Lottering (Bos)	South Africa	Record daily precipitation	261.6 mm (10.3 in)	53 of 100 (Notable)
Estherville 4E	United States	Record daily precipitation	27.9 mm (1.1 in)	53 of 100 (Notable)
Atchison	United States	Record daily precipitation	52.1 mm (2.1 in)	53 of 100 (Notable)
Auburn 5 ESE	United States	Record daily precipitation	45.7 mm (1.8 in)	53 of 100 (Notable)
Crete 4ESE	United States	Record daily precipitation	42.4 mm (1.7 in)	53 of 100 (Notable)
Fir Glen	South Africa	Record daily precipitation	63.5 mm (2.5 in)	52 of 100 (Notable)
Winterset 4N	United States	Record daily precipitation	39.4 mm (1.6 in)	52 of 100 (Notable)
Syracuse	United States	Record daily precipitation	40.4 mm (1.6 in)	52 of 100 (Notable)
Fremont	United States	Record daily precipitation	45.7 mm (1.8 in)	51 of 100 (Notable)
Great Brak River	South Africa	Record daily precipitation	72.1 mm (2.8 in)	50 of 100 (Notable)
George Airport	South Africa	Record daily precipitation	208.3 mm (8.2 in)	50 of 100 (Notable)
Bloukrans (Bos)	South Africa	Record daily precipitation	125.5 mm (4.9 in)	50 of 100 (Notable)
Conception	United States	Record daily precipitation	40.4 mm (1.6 in)	50 of 100 (Notable)
St Joseph	United States	Record daily precipitation	34.8 mm (1.4 in)	50 of 100 (Notable)
De Vlei "de Kruis"	South Africa	Record daily precipitation	59.7 mm (2.4 in)	49 of 100 (Notable)
Carroll	United States	Record daily precipitation	39.9 mm (1.6 in)	49 of 100 (Notable)
Independence	United States	Record daily precipitation	36.8 mm (1.4 in)	49 of 100 (Notable)
Maryville 2E	United States	Record daily precipitation	34.3 mm (1.4 in)	49 of 100 (Notable)
Klipfontein	South Africa	Record daily precipitation	78.0 mm (3.1 in)	48 of 100 (Notable)
Afton	United States	Record daily precipitation	39.6 mm (1.6 in)	48 of 100 (Notable)
Somerset East	South Africa	Record daily precipitation	61.2 mm (2.4 in)	47 of 100 (Notable)
De Aar	South Africa	Record daily precipitation	29.7 mm (1.2 in)	47 of 100 (Notable)
Logan 1 WNW	United States	Record daily precipitation	37.8 mm (1.5 in)	47 of 100 (Notable)
Oregon	United States	Record daily precipitation	53.3 mm (2.1 in)	47 of 100 (Notable)
Humansdorp (Pol)	South Africa	Record daily precipitation	46.7 mm (1.8 in)	46 of 100 (Notable)
Steynsburg	South Africa	Record daily precipitation	45.2 mm (1.8 in)	46 of 100 (Notable)
Hillmoor	South Africa	Record daily precipitation	35.6 mm (1.4 in)	46 of 100 (Notable)
Atlantic 1 NE	United States	Record daily precipitation	26.4 mm (1.0 in)	46 of 100 (Notable)
Thurman	United States	Record daily precipitation	42.2 mm (1.7 in)	46 of 100 (Notable)
Middelwater	South Africa	Record daily precipitation	35.6 mm (1.4 in)	45 of 100 (Notable)
Nieu-Bethesda (Pol)	South Africa	Record daily precipitation	51.6 mm (2.0 in)	45 of 100 (Notable)
Waukee	United States	Record daily precipitation	35.8 mm (1.4 in)	45 of 100 (Notable)
Tekamah	United States	Record daily precipitation	59.4 mm (2.3 in)	45 of 100 (Notable)
Table Rock 4N	United States	Record daily precipitation	33.0 mm (1.3 in)	44 of 100 (Notable)
Alexandria (Pol)	South Africa	Record daily precipitation	56.1 mm (2.2 in)	43 of 100 (Notable)
Ericson 8 WNW	United States	Record daily precipitation	25.9 mm (1.0 in)	42 of 100 (Notable)
Lincoln UNIV Pwr Plt	United States	Record daily snowfall	16.5 cm (6.5 in)	42 of 100 (Notable)
Columbus 3 NE	United States	Record daily precipitation	32.8 mm (1.3 in)	41 of 100 (Notable)
Witelsbos (Bos)	South Africa	Record daily precipitation	196.9 mm (7.8 in)	40 of 100 (Notable)
Alicedale	South Africa	Record daily precipitation	81.3 mm (3.2 in)	40 of 100 (Notable)
Hogsback (Bos)	South Africa	Record daily precipitation	86.4 mm (3.4 in)	40 of 100 (Notable)
Cradock	South Africa	Record daily precipitation	37.3 mm (1.5 in)	40 of 100 (Notable)
Toledo 3N	United States	Record daily precipitation	30.5 mm (1.2 in)	40 of 100 (Notable)
Oakdale	United States	Record daily snowfall	17.8 cm (7.0 in)	40 of 100 (Notable)
Steytlerville (Mag)	South Africa	Record daily precipitation	41.7 mm (1.6 in)	39 of 100 (Notable)
Columbia Wb City	United States	Record daily precipitation	33.0 mm (1.3 in)	39 of 100 (Notable)
Adelaide (Pol)	South Africa	Record daily precipitation	44.2 mm (1.7 in)	38 of 100 (Notable)
Broken Bow 2 W	United States	Record daily snowfall	22.9 cm (9.0 in)	38 of 100 (Notable)
York	United States	Record daily precipitation	28.2 mm (1.1 in)	38 of 100 (Notable)
Aberdeen (Tnk)	South Africa	Record daily precipitation	35.6 mm (1.4 in)	37 of 100 (Notable)
Drift Sands (Bos)	South Africa	Record daily precipitation	38.1 mm (1.5 in)	36 of 100 (Notable)
Grahamstown	South Africa	Record daily precipitation	47.5 mm (1.9 in)	36 of 100 (Notable)

Counts by Type and Timescale

543 records

Records set or tied on 31 December 1931 by type: Highest daily maximum 19, Lowest daily maximum 7, Highest daily minimum 119, Lowest daily minimum 10, Heaviest daily rainfall 351, Heaviest daily snowfall 30, Deepest snow cover 7.

Records on 31 December 1931 by type
Record type	Records
Highest daily maximum	19
Lowest daily maximum	7
Highest daily minimum	119
Lowest daily minimum	10
Heaviest daily rainfall	351
Heaviest daily snowfall	30
Deepest snow cover	7

Records on 31 December 1931 by timescale: all-time 3, monthly 30, daily 510.

How Much Records Were Beaten By

487 broken records

Margins by which the 487 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 140.0. Ties are not counted.

Top 20 by Significance

31 December 1931

Top 20 records on 31 December 1931 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
31 December 1931	Millwood (Bos), ZA	monthly rain	146.1 mm (5.8 in)	50.8 mm (2.0 in)	22 years	60 of 100 (Major)
31 December 1931	Blair, US	monthly rain	70.9 mm (2.8 in)	27.2 mm (1.1 in)	20 years	59 of 100 (Notable)
31 December 1931	Calitzdorp Pol, ZA	daily rain	58.7 mm (2.3 in)	56.2 mm (2.2 in)	45 years	58 of 100 (Notable)
31 December 1931	Richmond C/K (Tnk), ZA	daily rain	53.1 mm (2.1 in)	41.4 mm (1.6 in)	37 years	56 of 100 (Notable)
31 December 1931	Jamestown, ZA	daily rain	62.2 mm (2.4 in)	41.1 mm (1.6 in)	37 years	56 of 100 (Notable)
31 December 1931	Roodebloem, ZA	daily rain	57.4 mm (2.3 in)	47.2 mm (1.9 in)	37 years	55 of 100 (Notable)
31 December 1931	Lincoln UNIV Pwr Plt, US	daily rain	29.5 mm (1.2 in)	22.4 mm (0.9 in)	34 years	55 of 100 (Notable)
31 December 1931	Goudveld (Bos), ZA	monthly rain	134.6 mm (5.3 in)	30.5 mm (1.2 in)	22 years	54 of 100 (Notable)
31 December 1931	Lottering (Bos), ZA	monthly rain	261.6 mm (10.3 in)	109.2 mm (4.3 in)	0 years	53 of 100 (Notable)
31 December 1931	Estherville 4E, US	daily rain	27.9 mm (1.1 in)	22.8 mm (0.9 in)	34 years	53 of 100 (Notable)
31 December 1931	Atchison, US	daily rain	52.1 mm (2.1 in)	31.8 mm (1.3 in)	34 years	53 of 100 (Notable)
31 December 1931	Auburn 5 ESE, US	daily rain	45.7 mm (1.8 in)	33.8 mm (1.3 in)	34 years	53 of 100 (Notable)
31 December 1931	Crete 4ESE, US	daily rain	42.4 mm (1.7 in)	33.3 mm (1.3 in)	34 years	53 of 100 (Notable)
31 December 1931	Fir Glen, ZA	daily rain	63.5 mm (2.5 in)	52.8 mm (2.1 in)	24 years	52 of 100 (Notable)
31 December 1931	Winterset 4N, US	daily rain	39.4 mm (1.6 in)	24.7 mm (1.0 in)	34 years	52 of 100 (Notable)
31 December 1931	Syracuse, US	daily rain	40.4 mm (1.6 in)	29.2 mm (1.1 in)	34 years	52 of 100 (Notable)
31 December 1931	Fremont, US	monthly rain	45.7 mm (1.8 in)	17.0 mm (0.7 in)	32 years	51 of 100 (Notable)
31 December 1931	Great Brak River, ZA	daily rain	72.1 mm (2.8 in)	49.2 mm (1.9 in)	24 years	50 of 100 (Notable)
31 December 1931	George Airport, ZA	all-time rain	208.3 mm (8.2 in)	20.6 mm (0.8 in)	23 years	50 of 100 (Notable)
31 December 1931	Bloukrans (Bos), ZA	daily rain	125.5 mm (4.9 in)	76.7 mm (3.0 in)	18 years	50 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

1797 to 1931

Records set or tied on this calendar date in each year from 1797 to 1931. 1931 had 543 records.

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

Records on 12-31 in each year
Year	Records
1797	1
1799	2
1826	1
1836	1
1842	2
1850	3
1853	1
1854	1
1859	1
1860	1
1867	1
1870	2
1872	2
1874	4
1875	2
1876	2
1878	2
1879	2
1880	2
1882	1
1884	2
1885	1
1886	3
1887	1
1888	2
1890	2
1891	8
1892	4
1895	4
1897	6
1898	5
1899	4
1900	3
1901	16
1902	3
1903	3
1904	11
1905	9
1906	31
1907	11
1908	7
1909	5
1910	25
1911	14
1912	17
1913	46
1914	34
1915	32
1916	25
1917	239
1918	24
1919	38
1920	64
1921	130
1922	83
1923	280
1924	113
1925	183
1926	77
1927	491
1928	53
1929	224
1930	58
1931	543
1932	394
1933	409
1934	181
1935	309
1936	567
1937	500
1938	247
1939	298
1940	467
1941	159
1942	352
1943	159
1944	259
1945	210
1946	707
1947	461
1948	591
1949	384
1950	310
1951	1,421
1952	377
1953	410
1954	286
1955	429
1956	216
1957	724
1958	584
1959	414
1960	389
1961	309
1962	810
1963	1,015
1964	388
1965	1,371
1966	326
1967	1,023
1968	1,371
1969	825
1970	579
1971	568
1972	836
1973	1,370
1974	590
1975	791
1976	1,306
1977	641
1978	2,791
1979	448
1980	1,448
1981	786
1982	639
1983	2,220
1984	942
1985	593
1986	616
1987	845
1988	600
1989	506
1990	1,379
1991	703
1992	1,062
1993	718
1994	878
1995	1,151
1996	2,202
1997	988
1998	739
1999	524
2000	1,575
2001	748
2002	1,232
2003	523
2004	1,278
2005	959
2006	2,089
2007	652
2008	656
2009	867
2010	1,544
2011	739
2012	803
2013	606
2014	903
2015	748
2016	678
2017	1,589
2018	620
2019	593
2020	489
2021	1,739
2022	1,497
2023	474
2024	460
2025	760

Download the Data

Data for records on 1931-12-31: 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 20	384
20 to 40	75
40 to 60	15
60 to 80	5
80 to 100	2
100 to 120	3
120 to 140	3