Weather Records on 21 January 1931

112 weather records were set or tied worldwide on 21 January 1931. Highest significance: Biskra, DZ.

Key Facts for 21 January 1931

On 21 January 1931, 112 weather records were set or tied at long-record stations worldwide.
28 were record highs and 49 were record lows, counting maximum and minimum temperature.
By timescale, 0 were all-time records, 1 monthly and 111 daily.
Biskra set a daily record precipitation of 45.0 mm (1.8 in) on 21 January 1931.
Across 163 earlier years (1793 to 2026) the same calendar date averaged 469 records.

Record Map

112 stations

112 station records on 21 January 1931 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 21 January 1931: highest significance records shown on the map
Station	Country	Type	Value	Significance
Biskra	Algeria	Record daily precipitation	45.0 mm (1.8 in)	57 of 100 (Notable)
Webster City	United States	Record snow depth	73.7 cm (29.0 in)	54 of 100 (Notable)
New Smyrna Beach	United States	Record daily precipitation	46.0 mm (1.8 in)	35 of 100 (Notable)
Orlando Executive AP	United States	Record daily precipitation	35.6 mm (1.4 in)	34 of 100 (Routine)
Bartow 1SE	United States	Record daily precipitation	30.5 mm (1.2 in)	30 of 100 (Routine)
Kissimmee	United States	Record daily precipitation	36.3 mm (1.4 in)	29 of 100 (Routine)
Eustis 2 S	United States	Record daily precipitation	30.2 mm (1.2 in)	27 of 100 (Routine)
Plant City	United States	Record daily precipitation	30.7 mm (1.2 in)	26 of 100 (Routine)
Victoria River Downs	Australia	Record daily precipitation	62.0 mm (2.4 in)	25 of 100 (Routine)
Gospic	Croatia	Record daily precipitation	48.4 mm (1.9 in)	24 of 100 (Routine)
Plant City	United States	Record low maximum temperature	11.7 C (53.1 F)	23 of 100 (Routine)
Kristianstad	Sweden	Record low maximum temperature	-5.5 C (22.1 F)	22 of 100 (Routine)
Bajramaly	Turkmenistan	Record daily precipitation	12.9 mm (0.5 in)	20 of 100 (Routine)
Doberlug-Kirchhain	Germany	Record snow depth	4.0 cm (1.6 in)	20 of 100 (Routine)
Nerchinskij Zavod	Russia	Record daily precipitation	2.5 mm (0.10 in)	20 of 100 (Routine)
Pitea	Sweden	Record low minimum temperature	-33.2 C (-27.8 F)	20 of 100 (Routine)
Hypoluxo	United States	Record low maximum temperature	15.0 C (59.0 F)	20 of 100 (Routine)
Kissimmee	United States	Record low maximum temperature	12.2 C (54.0 F)	20 of 100 (Routine)
Robe Comparison	Australia	Record low minimum temperature	7.2 C (45.0 F)	19 of 100 (Routine)
Tot-Ma	Russia	Record daily precipitation	11.4 mm (0.4 in)	19 of 100 (Routine)
Pitea	Sweden	Record low maximum temperature	-24.0 C (-11.2 F)	19 of 100 (Routine)
Jokkmokk	Sweden	Record low maximum temperature	-28.3 C (-18.9 F)	18 of 100 (Routine)
Bainbridge	United States	Record low maximum temperature	6.7 C (44.1 F)	18 of 100 (Routine)
Aberdeen	United States	Record daily precipitation	61.2 mm (2.4 in)	18 of 100 (Routine)
Tashkent	Uzbekistan	Record high maximum temperature	17.5 C (63.5 F)	18 of 100 (Routine)
Bourke Post Office	Australia	Record low minimum temperature	14.4 C (57.9 F)	17 of 100 (Routine)
Gorlitz	Germany	Record daily precipitation	7.8 mm (0.31 in)	17 of 100 (Routine)
Babuskin	Russia	Record high minimum temperature	-9.5 C (14.9 F)	17 of 100 (Routine)
Ulan-Ude	Russia	Record high minimum temperature	-17.2 C (1.0 F)	17 of 100 (Routine)
Gavle	Sweden	Record low minimum temperature	-21.5 C (-6.7 F)	17 of 100 (Routine)
Sfax El-Maou	Tunisia	Record high minimum temperature	11.0 C (51.8 F)	17 of 100 (Routine)
Ft Myers Page Fld AP	United States	Record daily precipitation	6.1 mm (0.24 in)	17 of 100 (Routine)
Orlando Executive AP	United States	Record low maximum temperature	11.7 C (53.1 F)	17 of 100 (Routine)
Oran-Hopital Militaire	Algeria	Record high minimum temperature	12.0 C (53.6 F)	16 of 100 (Routine)
Haliburton A	Canada	Record low minimum temperature	-33.3 C (-27.9 F)	16 of 100 (Routine)
Avon Park 2 W	United States	Record low maximum temperature	11.7 C (53.1 F)	16 of 100 (Routine)
Bartow 1SE	United States	Record low maximum temperature	12.8 C (55.0 F)	16 of 100 (Routine)
Gainesville UNIV of Fl	United States	Record low maximum temperature	11.7 C (53.1 F)	16 of 100 (Routine)
Atherton Post Office	Australia	Record daily precipitation	77.7 mm (3.1 in)	15 of 100 (Routine)
Linkoeping-Malmslaett	Sweden	Record low maximum temperature	-12.4 C (9.7 F)	15 of 100 (Routine)
Forse	Sweden	Record low minimum temperature	-35.5 C (-31.9 F)	15 of 100 (Routine)
Bisbee	United States	Record high maximum temperature	20.0 C (68.0 F)	15 of 100 (Routine)
Quitman 2 NW	United States	Record low maximum temperature	5.6 C (42.1 F)	15 of 100 (Routine)
Provincetown 3 NW	United States	Record high minimum temperature	3.9 C (39.0 F)	15 of 100 (Routine)
Stratford	Canada	Record daily snowfall	12.7 cm (5.0 in)	14 of 100 (Routine)
Tarnaby	Sweden	Record low minimum temperature	-37.0 C (-34.6 F)	14 of 100 (Routine)
Federal Pt	United States	Record daily precipitation	11.4 mm (0.4 in)	14 of 100 (Routine)
Ocala	United States	Record low maximum temperature	10.0 C (50.0 F)	14 of 100 (Routine)
Marshalltown	United States	Record snow depth	188.0 cm (74.0 in)	14 of 100 (Routine)
Rutherglen	Canada	Record low minimum temperature	-37.2 C (-35.0 F)	13 of 100 (Routine)
Linkoeping-Malmslaett	Sweden	Record low minimum temperature	-18.8 C (-1.8 F)	13 of 100 (Routine)
Eustis 2 S	United States	Record low maximum temperature	10.6 C (51.1 F)	13 of 100 (Routine)
Ft Pierce	United States	Record daily precipitation	32.5 mm (1.3 in)	13 of 100 (Routine)
Saint Leo	United States	Record low minimum temperature	0.6 C (33.1 F)	13 of 100 (Routine)
Titusville	United States	Record low maximum temperature	11.7 C (53.1 F)	13 of 100 (Routine)
Blackville 3 W	United States	Record low minimum temperature	-6.7 C (19.9 F)	13 of 100 (Routine)
Evanston 1 E	United States	Record high maximum temperature	6.7 C (44.1 F)	13 of 100 (Routine)
Debrecen Airport	Hungary	Record daily precipitation	3.4 mm (0.13 in)	12 of 100 (Routine)
Siliguri	India	Record daily precipitation	0.8 mm (0.03 in)	12 of 100 (Routine)
Storlien	Sweden	Record low minimum temperature	-26.0 C (-14.8 F)	12 of 100 (Routine)

Counts by Type and Timescale

112 records

Records set or tied on 21 January 1931 by type: Highest daily maximum 15, Lowest daily maximum 27, Highest daily minimum 13, Lowest daily minimum 22, Heaviest daily rainfall 28, Heaviest daily snowfall 3, Deepest snow cover 4.

Records on 21 January 1931 by type
Record type	Records
Highest daily maximum	15
Lowest daily maximum	27
Highest daily minimum	13
Lowest daily minimum	22
Heaviest daily rainfall	28
Heaviest daily snowfall	3
Deepest snow cover	4

Records on 21 January 1931 by timescale: all-time 0, monthly 1, daily 111.

How Much Records Were Beaten By

95 broken records

Margins by which the 95 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 737.0. Ties are not counted.

Top 20 by Significance

21 January 1931

Top 20 records on 21 January 1931 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
21 January 1931	Biskra, DZ	daily rain	45.0 mm (1.8 in)	39.0 mm (1.5 in)	41 years	57 of 100 (Notable)
21 January 1931	Webster City, US	daily snow depth	73.7 cm (29.0 in)	73.7 cm (29.0 in)	37 years	54 of 100 (Notable)
21 January 1931	New Smyrna Beach, US	daily rain	46.0 mm (1.8 in)	36.6 mm (1.4 in)	20 years	35 of 100 (Notable)
21 January 1931	Orlando Executive AP, US	daily rain	35.6 mm (1.4 in)	28.5 mm (1.1 in)	28 years	34 of 100 (Routine)
21 January 1931	Bartow 1SE, US	daily rain	30.5 mm (1.2 in)	26.9 mm (1.1 in)	20 years	30 of 100 (Routine)
21 January 1931	Kissimmee, US	daily rain	36.3 mm (1.4 in)	27.4 mm (1.1 in)	20 years	29 of 100 (Routine)
21 January 1931	Eustis 2 S, US	daily rain	30.2 mm (1.2 in)	24.6 mm (1.0 in)	20 years	27 of 100 (Routine)
21 January 1931	Plant City, US	daily rain	30.7 mm (1.2 in)	22.1 mm (0.9 in)	16 years	26 of 100 (Routine)
21 January 1931	Victoria River Downs, AU	daily rain	62.0 mm (2.4 in)	20.6 mm (0.8 in)	27 years	25 of 100 (Routine)
21 January 1931	Gospic, HR	daily rain	48.4 mm (1.9 in)	17.9 mm (0.7 in)	13 years	24 of 100 (Routine)
21 January 1931	Plant City, US	daily low max	11.7 C (53.1 F)	3.9 C (7.0 F)	37 years	23 of 100 (Routine)
21 January 1931	Kristianstad, SE	daily low max	-5.5 C (22.1 F)	1.5 C (2.7 F)	45 years	22 of 100 (Routine)
21 January 1931	Bajramaly, TM	daily rain	12.9 mm (0.5 in)	7.7 mm (0.30 in)	20 years	20 of 100 (Routine)
21 January 1931	Doberlug-Kirchhain, DE	daily snow depth	4.0 cm (1.6 in)	4.0 cm (1.6 in)	40 years	20 of 100 (Routine)
21 January 1931	Nerchinskij Zavod, RU	daily rain	2.5 mm (0.10 in)	1.8 mm (0.07 in)	25 years	20 of 100 (Routine)
21 January 1931	Pitea, SE	daily low min	-33.2 C (-27.8 F)	3.2 C (5.8 F)	38 years	20 of 100 (Routine)
21 January 1931	Hypoluxo, US	daily low max	15.0 C (59.0 F)	3.3 C (5.9 F)	25 years	20 of 100 (Routine)
21 January 1931	Kissimmee, US	daily low max	12.2 C (54.0 F)	3.9 C (7.0 F)	28 years	20 of 100 (Routine)
21 January 1931	Robe Comparison, AU	daily low min	7.2 C (45.0 F)	0.7 C (1.3 F)	45 years	19 of 100 (Routine)
21 January 1931	Tot-Ma, RU	monthly rain	11.4 mm (0.4 in)	0.4 mm (0.02 in)	13 years	19 of 100 (Routine)

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 1931

Records set or tied on this calendar date in each year from 1793 to 1931. 1931 had 112 records.

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

Records on 01-21 in each year
Year	Records
1793	1
1795	2
1796	1
1798	1
1800	2
1803	1
1804	2
1829	1
1838	3
1840	2
1845	2
1846	1
1850	2
1864	2
1866	4
1867	1
1869	1
1871	1
1873	2
1876	1
1878	4
1880	3
1881	4
1884	1
1885	1
1886	1
1888	3
1890	2
1891	3
1892	2
1893	1
1894	3
1895	2
1896	2
1897	3
1898	3
1899	15
1900	5
1901	4
1902	8
1903	18
1904	30
1905	3
1906	53
1907	10
1908	11
1909	25
1910	11
1911	8
1912	7
1913	23
1914	37
1915	47
1916	38
1917	83
1918	49
1919	14
1920	75
1921	54
1922	35
1923	62
1924	535
1925	103
1926	157
1927	447
1928	206
1929	132
1930	616
1931	112
1932	167
1933	572
1934	255
1935	771
1936	314
1937	852
1938	250
1939	305
1940	562
1941	205
1942	522
1943	1,168
1944	324
1945	290
1946	339
1947	205
1948	387
1949	452
1950	643
1951	367
1952	436
1953	325
1954	1,094
1955	399
1956	653
1957	527
1958	506
1959	936
1960	319
1961	746
1962	741
1963	761
1964	771
1965	251
1966	636
1967	511
1968	1,179
1969	927
1970	1,770
1971	672
1972	598
1973	573
1974	992
1975	496
1976	860
1977	549
1978	1,301
1979	1,675
1980	425
1981	972
1982	1,339
1983	1,179
1984	2,132
1985	2,457
1986	883
1987	934
1988	771
1989	511
1990	927
1991	559
1992	447
1993	1,763
1994	1,195
1995	1,276
1996	528
1997	950
1998	606
1999	1,387
2000	686
2001	736
2002	796
2003	690
2004	535
2005	1,111
2006	1,116
2007	1,955
2008	1,061
2009	788
2010	1,166
2011	836
2012	1,148
2013	455
2014	522
2015	426
2016	580
2017	1,248
2018	664
2019	526
2020	894
2021	626
2022	430
2023	517
2024	1,015
2025	1,386
2026	201

Download the Data

Data for records on 1931-01-21: 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 2026-10-14 (14 October 2026). Records are computed by this site and are not official.

Data as of 2026-10-12. Last revised 12 October 2026 (2026-10-12).

Margin	Records
0 to 100	92
100 to 200	1
200 to 300	0
300 to 400	0
400 to 500	1
500 to 600	0
600 to 700	0
700 to 800	1