Weather Records on 1 February 2021

570 weather records were set or tied worldwide on 1 February 2021. Highest significance: Allentown Lehigh Vly Intl AP, US.

Key Facts for 1 February 2021

On 1 February 2021, 570 weather records were set or tied at long-record stations worldwide.
271 were record highs and 27 were record lows, counting maximum and minimum temperature.
By timescale, 1 were all-time records, 15 monthly and 554 daily.
Allentown Lehigh Vly Intl AP set a daily record snowfall of 56.9 cm (22.4 in) on 1 February 2021.
Across 159 earlier years (1795 to 2026) the same calendar date averaged 496 records.

Record Map

570 stations

570 station records on 1 February 2021 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 1 February 2021: highest significance records shown on the map
Station	Country	Type	Value	Significance
Allentown Lehigh Vly Intl AP	United States	Record daily snowfall	56.9 cm (22.4 in)	66 of 100 (Major)
Riverhead Rsch Farm	United States	Record daily snowfall	33.0 cm (13.0 in)	65 of 100 (Major)
Williamsport Rgnl AP	United States	Record daily snowfall	28.4 cm (11.2 in)	62 of 100 (Major)
Igor I Sikorsky Mem AP	United States	Record daily snowfall	38.6 cm (15.2 in)	62 of 100 (Major)
E Stroudsburg	United States	Record daily snowfall	37.1 cm (14.6 in)	61 of 100 (Major)
Chambersburg 1 ESE	United States	Record daily snowfall	27.4 cm (10.8 in)	59 of 100 (Notable)
Jfk Intl AP	United States	Record daily snowfall	30.2 cm (11.9 in)	59 of 100 (Notable)
Shippensburg	United States	Record daily snowfall	29.5 cm (11.6 in)	58 of 100 (Notable)
Clearbrook	United States	Record daily precipitation	51.3 mm (2.0 in)	58 of 100 (Notable)
Newark Liberty Intl AP	United States	Record daily snowfall	38.4 cm (15.1 in)	56 of 100 (Notable)
Sedro-Woolley	United States	Record daily precipitation	49.0 mm (1.9 in)	55 of 100 (Notable)
Ny City Cntrl Park	United States	Record daily snowfall	37.6 cm (14.8 in)	53 of 100 (Notable)
Reading Wb City	United States	Record daily snowfall	31.5 cm (12.4 in)	52 of 100 (Notable)
Phillipsburg-Easton Brg	United States	Record daily snowfall	18.3 cm (7.2 in)	51 of 100 (Notable)
Kosice	Slovakia	Record daily precipitation	50.0 mm (2.0 in)	50 of 100 (Notable)
Newburyport	United States	Record daily snowfall	35.6 cm (14.0 in)	50 of 100 (Notable)
Danbury	United States	Record daily snowfall	34.8 cm (13.7 in)	49 of 100 (Notable)
Reading Wb City	United States	Record snow depth	40.6 cm (16.0 in)	49 of 100 (Notable)
Roebling	United States	Record daily snowfall	8.9 cm (3.5 in)	48 of 100 (Notable)
Acmetonia Lock 3	United States	Record daily snowfall	11.4 cm (4.5 in)	48 of 100 (Notable)
Laguardia AP	United States	Record daily snowfall	29.7 cm (11.7 in)	48 of 100 (Notable)
Freehold-Marlboro	United States	Record daily precipitation	27.9 mm (1.1 in)	47 of 100 (Notable)
Piqua	United States	Record daily snowfall	7.6 cm (3.0 in)	47 of 100 (Notable)
Sunbury	United States	Record daily snowfall	17.0 cm (6.7 in)	47 of 100 (Notable)
Donora 1 SW	United States	Record daily snowfall	15.2 cm (6.0 in)	46 of 100 (Notable)
Charlotteburg Rsvr	United States	Record daily snowfall	15.2 cm (6.0 in)	45 of 100 (Notable)
Morehead City 2 WNW	United States	Record daily precipitation	48.0 mm (1.9 in)	45 of 100 (Notable)
Millheim	United States	Record daily snowfall	16.8 cm (6.6 in)	45 of 100 (Notable)
Kocelovice	Czech Republic	Record daily precipitation	39.9 mm (1.6 in)	44 of 100 (Notable)
Tejon Rancho	United States	Record high maximum temperature	23.9 C (75.0 F)	44 of 100 (Notable)
Waverly	United States	Record daily snowfall	12.7 cm (5.0 in)	44 of 100 (Notable)
Candelo Post Office	Australia	Record daily precipitation	33.0 mm (1.3 in)	43 of 100 (Notable)
Henty Post Office	Australia	Record daily precipitation	28.6 mm (1.1 in)	43 of 100 (Notable)
Winamac 2SSE	United States	Record daily snowfall	17.8 cm (7.0 in)	43 of 100 (Notable)
Bear Gap	United States	Record daily snowfall	27.7 cm (10.9 in)	43 of 100 (Notable)
Corning	United States	Record daily snowfall	12.2 cm (4.8 in)	42 of 100 (Notable)
Mansfield 5 W	United States	Record daily snowfall	18.0 cm (7.1 in)	42 of 100 (Notable)
Kahuku 912	United States	Record high minimum temperature	21.7 C (71.1 F)	42 of 100 (Notable)
Islip-Li Macarthur AP	United States	Record daily snowfall	26.2 cm (10.3 in)	42 of 100 (Notable)
Aberdeen Phillips Fld	United States	Record daily snowfall	13.2 cm (5.2 in)	42 of 100 (Notable)
Mornington	Australia	Record daily precipitation	30.2 mm (1.2 in)	41 of 100 (Notable)
New Brunswick 3 SE	United States	Record daily snowfall	23.4 cm (9.2 in)	41 of 100 (Notable)
Jackson	United States	Record daily snowfall	8.1 cm (3.2 in)	41 of 100 (Notable)
Selinsgrove 2 S	United States	Record daily snowfall	16.0 cm (6.3 in)	41 of 100 (Notable)
S Mtn	United States	Record daily snowfall	16.0 cm (6.3 in)	41 of 100 (Notable)
Lacrosse	United States	Record high minimum temperature	7.8 C (46.0 F)	41 of 100 (Notable)
Romney 1 SW	United States	Record daily snowfall	19.1 cm (7.5 in)	41 of 100 (Notable)
Bodalla Post Office	Australia	Record daily precipitation	47.8 mm (1.9 in)	40 of 100 (Notable)
Atyrau	Kazakhstan	Record high minimum temperature	-0.2 C (31.6 F)	40 of 100 (Notable)
Rocky Mt 8 ESE	United States	Record daily precipitation	38.1 mm (1.5 in)	40 of 100 (Notable)
Beaver Falls 1 NE	United States	Record daily snowfall	10.2 cm (4.0 in)	40 of 100 (Notable)
Tamaqua 4 N Dam	United States	Record daily snowfall	17.3 cm (6.8 in)	40 of 100 (Notable)
Towanda 1 S	United States	Record daily snowfall	13.0 cm (5.1 in)	40 of 100 (Notable)
Lebanon 2 W	United States	Record daily snowfall	27.9 cm (11.0 in)	39 of 100 (Notable)
Lehighton 1SSW	United States	Record daily snowfall	22.9 cm (9.0 in)	39 of 100 (Notable)
Wilkes-Barre/Scranton Intl AP	United States	Record daily snowfall	34.3 cm (13.5 in)	39 of 100 (Notable)
Savage Rvr Dam	United States	Record daily snowfall	25.4 cm (10.0 in)	38 of 100 (Notable)
Altoona 3 W	United States	Record daily snowfall	18.0 cm (7.1 in)	38 of 100 (Notable)
Salmon Meadows	United States	Record daily precipitation	27.9 mm (1.1 in)	38 of 100 (Notable)
Middletown Harrisburg Intl AP	United States	Record daily snowfall	20.1 cm (7.9 in)	38 of 100 (Notable)

Counts by Type and Timescale

570 records

Records set or tied on 1 February 2021 by type: Highest daily maximum 111, Lowest daily maximum 15, Highest daily minimum 160, Lowest daily minimum 12, Heaviest daily rainfall 132, Heaviest daily snowfall 117, Deepest snow cover 23.

Records on 1 February 2021 by type
Record type	Records
Highest daily maximum	111
Lowest daily maximum	15
Highest daily minimum	160
Lowest daily minimum	12
Heaviest daily rainfall	132
Heaviest daily snowfall	117
Deepest snow cover	23

Records on 1 February 2021 by timescale: all-time 1, monthly 15, daily 554.

How Much Records Were Beaten By

492 broken records

Margins by which the 492 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 386.0. Ties are not counted.

Top 20 by Significance

1 February 2021

Top 20 records on 1 February 2021 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
1 February 2021	Allentown Lehigh Vly Intl AP, US	daily snowfall	56.9 cm (22.4 in)	38.6 cm (15.2 in)	64 years	66 of 100 (Major)
1 February 2021	Riverhead Rsch Farm, US	daily snowfall	33.0 cm (13.0 in)	29.2 cm (11.5 in)	66 years	65 of 100 (Major)
1 February 2021	Williamsport Rgnl AP, US	daily snowfall	28.4 cm (11.2 in)	19.0 cm (7.5 in)	64 years	62 of 100 (Major)
1 February 2021	Igor I Sikorsky Mem AP, US	daily snowfall	38.6 cm (15.2 in)	27.4 cm (10.8 in)	64 years	62 of 100 (Major)
1 February 2021	E Stroudsburg, US	daily snowfall	37.1 cm (14.6 in)	23.4 cm (9.2 in)	64 years	61 of 100 (Major)
1 February 2021	Chambersburg 1 ESE, US	daily snowfall	27.4 cm (10.8 in)	18.5 cm (7.3 in)	71 years	59 of 100 (Notable)
1 February 2021	Jfk Intl AP, US	daily snowfall	30.2 cm (11.9 in)	25.9 cm (10.2 in)	71 years	59 of 100 (Notable)
1 February 2021	Shippensburg, US	daily snowfall	29.5 cm (11.6 in)	19.3 cm (7.6 in)	71 years	58 of 100 (Notable)
1 February 2021	Clearbrook, US	daily rain	51.3 mm (2.0 in)	18.3 mm (0.7 in)	94 years	58 of 100 (Notable)
1 February 2021	Newark Liberty Intl AP, US	daily snowfall	38.4 cm (15.1 in)	15.5 cm (6.1 in)	87 years	56 of 100 (Notable)
1 February 2021	Sedro-Woolley, US	daily rain	49.0 mm (1.9 in)	15.0 mm (0.6 in)	91 years	55 of 100 (Notable)
1 February 2021	Ny City Cntrl Park, US	daily snowfall	37.6 cm (14.8 in)	12.7 cm (5.0 in)	87 years	53 of 100 (Notable)
1 February 2021	Reading Wb City, US	daily snowfall	31.5 cm (12.4 in)	17.3 cm (6.8 in)	64 years	52 of 100 (Notable)
1 February 2021	Phillipsburg-Easton Brg, US	daily snowfall	18.3 cm (7.2 in)	16.5 cm (6.5 in)	71 years	51 of 100 (Notable)
1 February 2021	Kosice, SK	monthly rain	50.0 mm (2.0 in)	11.6 mm (0.5 in)	4 years	50 of 100 (Notable)
1 February 2021	Newburyport, US	daily snowfall	35.6 cm (14.0 in)	17.8 cm (7.0 in)	70 years	50 of 100 (Notable)
1 February 2021	Danbury, US	daily snowfall	34.8 cm (13.7 in)	27.2 cm (10.7 in)	36 years	49 of 100 (Notable)
1 February 2021	Reading Wb City, US	daily snow depth	40.6 cm (16.0 in)	10.1 cm (4.0 in)	103 years	49 of 100 (Notable)
1 February 2021	Roebling, US	daily snowfall	8.9 cm (3.5 in)	5.1 cm (2.0 in)	113 years	48 of 100 (Notable)
1 February 2021	Acmetonia Lock 3, US	daily snowfall	11.4 cm (4.5 in)	3.8 cm (1.5 in)	114 years	48 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

1795 to 2021

Records set or tied on this calendar date in each year from 1795 to 2021. 2021 had 570 records.

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

Records on 02-01 in each year
Year	Records
1795	1
1796	1
1830	1
1831	1
1846	1
1850	1
1851	1
1853	1
1854	1
1862	3
1866	1
1867	1
1869	4
1871	1
1873	1
1877	2
1878	2
1881	2
1884	3
1885	2
1886	2
1887	1
1888	2
1889	4
1891	1
1892	4
1893	1
1894	1
1895	3
1896	4
1897	5
1898	4
1899	5
1900	2
1901	3
1902	10
1903	4
1904	9
1905	7
1906	29
1907	13
1908	85
1909	23
1910	5
1911	38
1912	37
1913	35
1914	54
1915	51
1916	68
1917	69
1918	71
1919	21
1920	84
1921	36
1922	68
1923	249
1924	193
1925	80
1926	56
1927	110
1928	281
1929	178
1930	102
1931	264
1932	142
1933	283
1934	515
1935	441
1936	514
1937	270
1938	299
1939	271
1940	328
1941	365
1942	157
1943	281
1944	240
1945	469
1946	273
1947	352
1948	397
1949	604
1950	1,223
1951	1,756
1952	907
1953	552
1954	1,012
1955	296
1956	1,013
1957	539
1958	369
1959	398
1960	646
1961	479
1962	657
1963	1,161
1964	453
1965	453
1966	756
1967	628
1968	941
1969	485
1970	397
1971	1,597
1972	385
1973	716
1974	865
1975	634
1976	723
1977	516
1978	904
1979	1,728
1980	689
1981	961
1982	1,029
1983	1,463
1984	278
1985	2,572
1986	709
1987	826
1988	1,699
1989	1,772
1990	1,122
1991	554
1992	1,501
1993	819
1994	917
1995	1,330
1996	1,632
1997	883
1998	737
1999	1,031
2000	687
2001	1,124
2002	2,087
2003	1,301
2004	1,146
2005	714
2006	638
2007	930
2008	1,136
2009	506
2010	1,239
2011	1,204
2012	1,027
2013	704
2014	635
2015	958
2016	1,496
2017	424
2018	512
2019	816
2020	1,608
2021	570
2022	254
2023	416
2024	1,204
2025	557
2026	1,241

Download the Data

Data for records on 2021-02-01: 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	418
50 to 100	31
100 to 150	19
150 to 200	15
200 to 250	4
250 to 300	4
300 to 350	0
350 to 400	1