Weather Records on 1 December 2020

567 weather records were set or tied worldwide on 1 December 2020. Highest significance: Pinkham Notch, US.

Key Facts for 1 December 2020

On 1 December 2020, 567 weather records were set or tied at long-record stations worldwide.
164 were record highs and 106 were record lows, counting maximum and minimum temperature.
By timescale, 2 were all-time records, 38 monthly and 527 daily.
Pinkham Notch set a daily record precipitation of 105.9 mm (4.2 in) on 1 December 2020.
Across 162 earlier years (1797 to 2025) the same calendar date averaged 483 records.

Record Map

567 stations

567 station records on 1 December 2020 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 1 December 2020: highest significance records shown on the map
Station	Country	Type	Value	Significance
Pinkham Notch	United States	Record daily precipitation	105.9 mm (4.2 in)	74 of 100 (Major)
Juneau AP	United States	Record daily precipitation	125.2 mm (4.9 in)	74 of 100 (Major)
Greeneville Exp STN	United States	Record daily snowfall	10.2 cm (4.0 in)	73 of 100 (Major)
Greene	United States	Record daily precipitation	90.7 mm (3.6 in)	66 of 100 (Major)
Greeneville Exp STN	United States	Record snow depth	10.2 cm (4.0 in)	63 of 100 (Major)
Charlotteburg Rsvr	United States	Record daily precipitation	63.8 mm (2.5 in)	60 of 100 (Major)
Hot Springs	United States	Record daily snowfall	7.6 cm (3.0 in)	59 of 100 (Notable)
Canoe Brook	United States	Record daily precipitation	54.1 mm (2.1 in)	57 of 100 (Notable)
Petersburg 1	United States	Record daily precipitation	148.6 mm (5.9 in)	57 of 100 (Notable)
Oak Ridge Rsvr	United States	Record daily precipitation	69.1 mm (2.7 in)	54 of 100 (Notable)
Haines AP	United States	Record daily precipitation	139.4 mm (5.5 in)	54 of 100 (Notable)
W Pt	United States	Record daily precipitation	50.8 mm (2.0 in)	52 of 100 (Notable)
Phillipsburg-Easton Brg	United States	Record daily precipitation	76.2 mm (3.0 in)	50 of 100 (Notable)
Gatlinburg 2 SW	United States	Record daily snowfall	5.1 cm (2.0 in)	50 of 100 (Notable)
Berlin	United States	Record daily precipitation	40.9 mm (1.6 in)	49 of 100 (Notable)
Laurelville	United States	Record daily snowfall	7.6 cm (3.0 in)	49 of 100 (Notable)
Oberlin	United States	Record snow depth	25.4 cm (10.0 in)	49 of 100 (Notable)
Craig	United States	Record daily precipitation	59.7 mm (2.4 in)	49 of 100 (Notable)
Saint Helena	United States	Record low minimum temperature	-7.2 C (19.0 F)	48 of 100 (Notable)
Knox Wwtp	United States	Record daily snowfall	6.4 cm (2.5 in)	48 of 100 (Notable)
Stearns 2S	United States	Record daily snowfall	7.1 cm (2.8 in)	48 of 100 (Notable)
Athens Ou	United States	Record daily snowfall	6.4 cm (2.5 in)	48 of 100 (Notable)
Southbridge 3 SW	United States	Record daily precipitation	53.6 mm (2.1 in)	47 of 100 (Notable)
Burlington	United States	Record daily precipitation	71.1 mm (2.8 in)	46 of 100 (Notable)
Sanford 2 NNW	United States	Record daily precipitation	71.1 mm (2.8 in)	46 of 100 (Notable)
Newport	United States	Record daily precipitation	45.7 mm (1.8 in)	46 of 100 (Notable)
Canistear Rsvr	United States	Record daily precipitation	73.9 mm (2.9 in)	46 of 100 (Notable)
Boonton 1 SE	United States	Record daily precipitation	75.2 mm (3.0 in)	45 of 100 (Notable)
Jamestown	United States	Record daily snowfall	10.2 cm (4.0 in)	45 of 100 (Notable)
Oneida	United States	Record daily snowfall	8.9 cm (3.5 in)	45 of 100 (Notable)
El Alto Intl	Bolivia	Record daily precipitation	27.7 mm (1.1 in)	44 of 100 (Notable)
Bely Island	Russia	Record high minimum temperature	-0.3 C (31.5 F)	44 of 100 (Notable)
W Thompson Lake	United States	Record daily precipitation	66.0 mm (2.6 in)	44 of 100 (Notable)
Ansonia 1 NW	United States	Record daily precipitation	60.5 mm (2.4 in)	43 of 100 (Notable)
Bingham Wyman Dam	United States	Record daily precipitation	79.0 mm (3.1 in)	43 of 100 (Notable)
Haverhill	United States	Record daily precipitation	48.8 mm (1.9 in)	43 of 100 (Notable)
Alcove Dam	United States	Record daily precipitation	48.8 mm (1.9 in)	42 of 100 (Notable)
Norwalk Wwtp	United States	Record daily snowfall	11.4 cm (4.5 in)	42 of 100 (Notable)
New Cumberland L/D	United States	Record daily snowfall	5.1 cm (2.0 in)	42 of 100 (Notable)
Sussex 1 NW	United States	Record daily precipitation	55.6 mm (2.2 in)	41 of 100 (Notable)
Woonsocket	United States	Record daily precipitation	71.4 mm (2.8 in)	41 of 100 (Notable)
Kimberley	Australia	Record daily precipitation	26.0 mm (1.0 in)	40 of 100 (Notable)
Barkhamsted	United States	Record daily precipitation	56.1 mm (2.2 in)	40 of 100 (Notable)
Jackson 3 NW	United States	Record daily snowfall	5.1 cm (2.0 in)	40 of 100 (Notable)
Kingston	United States	Record daily precipitation	72.1 mm (2.8 in)	40 of 100 (Notable)
Dyersburg	United States	Record low maximum temperature	2.2 C (36.0 F)	40 of 100 (Notable)
Middlebourne 3 ESE	United States	Record daily snowfall	6.1 cm (2.4 in)	40 of 100 (Notable)
Sitka AP	United States	Record daily precipitation	98.6 mm (3.9 in)	40 of 100 (Notable)
Dover-Foxcroft Wwtp	United States	Record daily precipitation	59.4 mm (2.3 in)	39 of 100 (Notable)
E Brimfield Lake	United States	Record daily precipitation	55.9 mm (2.2 in)	39 of 100 (Notable)
Franklin	United States	Record daily precipitation	68.3 mm (2.7 in)	39 of 100 (Notable)
Belvidere Brg	United States	Record daily precipitation	67.8 mm (2.7 in)	39 of 100 (Notable)
Whitehall	United States	Record daily precipitation	38.6 mm (1.5 in)	39 of 100 (Notable)
Jamestown	United States	Record snow depth	10.2 cm (4.0 in)	39 of 100 (Notable)
Marshall	United States	Record low minimum temperature	-7.8 C (18.0 F)	39 of 100 (Notable)
Annex Creek	United States	Record daily precipitation	56.6 mm (2.2 in)	39 of 100 (Notable)
Caribou WFO	United States	Record high maximum temperature	15.6 C (60.1 F)	39 of 100 (Notable)
Brunswick	United States	Record low maximum temperature	9.4 C (48.9 F)	38 of 100 (Notable)
Norton W	United States	Record daily precipitation	55.9 mm (2.2 in)	38 of 100 (Notable)
Brockport	United States	Record daily precipitation	29.2 mm (1.1 in)	38 of 100 (Notable)

Counts by Type and Timescale

567 records

Records set or tied on 1 December 2020 by type: Highest daily maximum 104, Lowest daily maximum 50, Highest daily minimum 60, Lowest daily minimum 56, Heaviest daily rainfall 151, Heaviest daily snowfall 85, Deepest snow cover 61.

Records on 1 December 2020 by type
Record type	Records
Highest daily maximum	104
Lowest daily maximum	50
Highest daily minimum	60
Lowest daily minimum	56
Heaviest daily rainfall	151
Heaviest daily snowfall	85
Deepest snow cover	61

Records on 1 December 2020 by timescale: all-time 2, monthly 38, daily 527.

How Much Records Were Beaten By

469 broken records

Margins by which the 469 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 203.0. Ties are not counted.

Top 20 by Significance

1 December 2020

Top 20 records on 1 December 2020 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
1 December 2020	Pinkham Notch, US	daily rain	105.9 mm (4.2 in)	52.3 mm (2.1 in)	86 years	74 of 100 (Major)
1 December 2020	Juneau AP, US	all-time rain	125.2 mm (4.9 in)	37.1 mm (1.5 in)	22 years	74 of 100 (Major)
1 December 2020	Greeneville Exp STN, US	daily snowfall	10.2 cm (4.0 in)	10.2 cm (4.0 in)	126 years	73 of 100 (Major)
1 December 2020	Greene, US	monthly rain	90.7 mm (3.6 in)	24.7 mm (1.0 in)	36 years	66 of 100 (Major)
1 December 2020	Greeneville Exp STN, US	daily snow depth	10.2 cm (4.0 in)	10.2 cm (4.0 in)	82 years	63 of 100 (Major)
1 December 2020	Charlotteburg Rsvr, US	daily rain	63.8 mm (2.5 in)	27.2 mm (1.1 in)	100 years	60 of 100 (Major)
1 December 2020	Hot Springs, US	daily snowfall	7.6 cm (3.0 in)	7.6 cm (3.0 in)	91 years	59 of 100 (Notable)
1 December 2020	Canoe Brook, US	daily rain	54.1 mm (2.1 in)	28.7 mm (1.1 in)	86 years	57 of 100 (Notable)
1 December 2020	Petersburg 1, US	monthly rain	148.6 mm (5.9 in)	51.8 mm (2.0 in)	3 years	57 of 100 (Notable)
1 December 2020	Oak Ridge Rsvr, US	daily rain	69.1 mm (2.7 in)	40.7 mm (1.6 in)	48 years	54 of 100 (Notable)
1 December 2020	Haines AP, US	all-time rain	139.4 mm (5.5 in)	2.5 mm (0.10 in)	74 years	54 of 100 (Notable)
1 December 2020	W Pt, US	daily rain	50.8 mm (2.0 in)	16.0 mm (0.6 in)	103 years	52 of 100 (Notable)
1 December 2020	Phillipsburg-Easton Brg, US	monthly rain	76.2 mm (3.0 in)	17.8 mm (0.7 in)	53 years	50 of 100 (Notable)
1 December 2020	Gatlinburg 2 SW, US	daily snowfall	5.1 cm (2.0 in)	5.1 cm (2.0 in)	99 years	50 of 100 (Notable)
1 December 2020	Berlin, US	daily rain	40.9 mm (1.6 in)	16.0 mm (0.6 in)	76 years	49 of 100 (Notable)
1 December 2020	Laurelville, US	daily snowfall	7.6 cm (3.0 in)	7.6 cm (3.0 in)	69 years	49 of 100 (Notable)
1 December 2020	Oberlin, US	daily snow depth	25.4 cm (10.0 in)	15.2 cm (6.0 in)	62 years	49 of 100 (Notable)
1 December 2020	Craig, US	daily rain	59.7 mm (2.4 in)	25.2 mm (1.0 in)	72 years	49 of 100 (Notable)
1 December 2020	Saint Helena, US	daily low min	-7.2 C (19.0 F)	5.0 C (9.0 F)	87 years	48 of 100 (Notable)
1 December 2020	Knox Wwtp, US	daily snowfall	6.4 cm (2.5 in)	3.9 cm (1.5 in)	110 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

1797 to 2020

Records set or tied on this calendar date in each year from 1797 to 2020. 2020 had 567 records.

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

Records on 12-01 in each year
Year	Records
1797	1
1805	1
1807	2
1810	1
1817	2
1821	1
1823	2
1831	1
1849	1
1856	3
1857	1
1858	1
1861	1
1863	1
1869	2
1871	1
1872	3
1873	6
1875	8
1876	4
1877	1
1879	7
1884	3
1885	3
1886	1
1887	2
1888	3
1889	2
1890	6
1891	1
1892	2
1893	1
1894	1
1895	4
1896	4
1897	10
1898	5
1899	4
1901	5
1902	7
1903	13
1904	4
1905	11
1906	3
1907	8
1908	40
1909	64
1910	39
1911	45
1912	37
1913	53
1914	142
1915	23
1916	29
1917	52
1918	32
1919	78
1920	192
1921	55
1922	85
1923	70
1924	135
1925	145
1926	115
1927	271
1928	85
1929	515
1930	128
1931	337
1932	383
1933	656
1934	667
1935	164
1936	433
1937	238
1938	159
1939	346
1940	300
1941	391
1942	424
1943	93
1944	478
1945	259
1946	224
1947	392
1948	252
1949	313
1950	437
1951	585
1952	762
1953	283
1954	308
1955	624
1956	338
1957	295
1958	531
1959	355
1960	258
1961	373
1962	1,073
1963	282
1964	1,181
1965	598
1966	995
1967	601
1968	883
1969	673
1970	1,299
1971	574
1972	843
1973	888
1974	1,339
1975	1,007
1976	1,294
1977	1,166
1978	777
1979	874
1980	1,019
1981	1,320
1982	1,759
1983	1,275
1984	513
1985	3,874
1986	803
1987	1,020
1988	538
1989	822
1990	514
1991	2,124
1992	552
1993	597
1994	717
1995	1,386
1996	1,448
1997	736
1998	1,698
1999	790
2000	777
2001	1,211
2002	637
2003	627
2004	1,033
2005	815
2006	2,866
2007	1,427
2008	879
2009	927
2010	1,991
2011	947
2012	1,027
2013	400
2014	677
2015	850
2016	384
2017	496
2018	807
2019	803
2020	567
2021	2,030
2022	584
2023	609
2024	636
2025	679

Download the Data

Data for records on 2020-12-01: 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 2026-10-18. Last revised 18 October 2026 (2026-10-18).

Margin	Records
0 to 50	433
50 to 100	32
100 to 150	2
150 to 200	1
200 to 250	1