Weather Records on 20 January 2018

634 weather records were set or tied worldwide on 20 January 2018. Highest significance: McGill, US.

Key Facts for 20 January 2018

On 20 January 2018, 634 weather records were set or tied at long-record stations worldwide.
327 were record highs and 94 were record lows, counting maximum and minimum temperature.
By timescale, 2 were all-time records, 12 monthly and 620 daily.
McGill set a daily record precipitation of 26.7 mm (1.1 in) on 20 January 2018.
Across 157 earlier years (1795 to 2026) the same calendar date averaged 511 records.

Record Map

634 stations

634 station records on 20 January 2018 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 20 January 2018: highest significance records shown on the map
Station	Country	Type	Value	Significance
McGill	United States	Record daily precipitation	26.7 mm (1.1 in)	67 of 100 (Major)
Hebgen Dam	United States	Record daily precipitation	69.9 mm (2.8 in)	64 of 100 (Major)
McGill	United States	Record daily snowfall	30.5 cm (12.0 in)	62 of 100 (Major)
Grantsville 2W	United States	Record daily snowfall	23.1 cm (9.1 in)	61 of 100 (Major)
Cottonwood Weir	United States	Record daily snowfall	27.9 cm (11.0 in)	52 of 100 (Notable)
Echo Dam	United States	Record daily snowfall	35.6 cm (14.0 in)	51 of 100 (Notable)
Tooele	United States	Record daily snowfall	25.4 cm (10.0 in)	51 of 100 (Notable)
King's Cabin	United States	Record daily precipitation	27.9 mm (1.1 in)	51 of 100 (Notable)
Gooseberry RS	United States	Record daily precipitation	27.9 mm (1.1 in)	50 of 100 (Notable)
Casper-Natrona Co AP	United States	Record daily snowfall	20.6 cm (8.1 in)	48 of 100 (Notable)
Limoges - Bellegarde	France	Record daily precipitation	29.2 mm (1.1 in)	46 of 100 (Notable)
Deseret	United States	Record daily snowfall	12.7 cm (5.0 in)	46 of 100 (Notable)
Farnsworth Lake	United States	Record daily precipitation	30.5 mm (1.2 in)	46 of 100 (Notable)
Ft Robinson	United States	Record snow depth	25.4 cm (10.0 in)	45 of 100 (Notable)
Wallace	United States	Record high maximum temperature	24.4 C (75.9 F)	44 of 100 (Notable)
Ibapah	United States	Record daily snowfall	17.8 cm (7.0 in)	44 of 100 (Notable)
Utah Lake Lehi	United States	Record daily snowfall	10.2 cm (4.0 in)	43 of 100 (Notable)
Spirit Lake	United States	Record high maximum temperature	10.0 C (50.0 F)	42 of 100 (Notable)
Partoun	United States	Record daily snowfall	20.3 cm (8.0 in)	42 of 100 (Notable)
Lamar Rs	United States	Record daily snowfall	23.4 cm (9.2 in)	42 of 100 (Notable)
Kemchug	Russia	Record low minimum temperature	-47.6 C (-53.7 F)	41 of 100 (Notable)
Ruth	United States	Record daily snowfall	35.6 cm (14.0 in)	41 of 100 (Notable)
Biskra	Algeria	Record high minimum temperature	12.4 C (54.3 F)	40 of 100 (Notable)
Eads	United States	Record high maximum temperature	23.3 C (73.9 F)	40 of 100 (Notable)
Winnsboro 5 SSE	United States	Record low minimum temperature	-11.1 C (12.0 F)	40 of 100 (Notable)
Cerro	United States	Record high maximum temperature	14.4 C (57.9 F)	40 of 100 (Notable)
Woodruff	United States	Record daily snowfall	12.7 cm (5.0 in)	40 of 100 (Notable)
Kwajalein	Marshall Islands	Record daily precipitation	59.4 mm (2.3 in)	39 of 100 (Notable)
Hat Yai	Thailand	Record low maximum temperature	26.7 C (80.1 F)	37 of 100 (Notable)
Melrose 1 NE	United States	Record snow depth	12.7 cm (5.0 in)	37 of 100 (Notable)
Kilauea 1134	United States	Record high minimum temperature	20.6 C (69.1 F)	37 of 100 (Notable)
Sault Ste Marie Sanderson Fld	United States	Record high maximum temperature	5.6 C (42.1 F)	37 of 100 (Notable)
Pohnpei WSO	Federated States of Micronesia	Record daily precipitation	99.3 mm (3.9 in)	36 of 100 (Notable)
Hokitika Aerodrome	New Zealand	Record high maximum temperature	31.1 C (88.0 F)	36 of 100 (Notable)
Cottonwood Weir	United States	Record daily precipitation	28.4 mm (1.1 in)	36 of 100 (Notable)
Mtn View	United States	Record daily snowfall	22.9 cm (9.0 in)	36 of 100 (Notable)
Milford Gm Proving Ground	United States	Record high minimum temperature	2.2 C (36.0 F)	35 of 100 (Notable)
Longmont 2 ESE	United States	Record high maximum temperature	21.7 C (71.1 F)	34 of 100 (Routine)
Morgan	United States	Record daily snowfall	15.5 cm (6.1 in)	34 of 100 (Routine)
Spanish Fk Pwr House	United States	Record daily snowfall	20.3 cm (8.0 in)	34 of 100 (Routine)
Norra_Mockleby	Sweden	Record daily precipitation	25.6 mm (1.0 in)	33 of 100 (Routine)
Verhneimbatsk	Russia	Record low maximum temperature	-45.3 C (-49.5 F)	32 of 100 (Routine)
Severo-Enisejsk	Russia	Record low maximum temperature	-37.9 C (-36.2 F)	32 of 100 (Routine)
Walden	United States	Record high maximum temperature	8.9 C (48.0 F)	32 of 100 (Routine)
Eskdale	United States	Record daily snowfall	17.8 cm (7.0 in)	32 of 100 (Routine)
Bajkit	Russia	Record low maximum temperature	-44.7 C (-48.5 F)	31 of 100 (Routine)
Kremmling	United States	Record high maximum temperature	11.1 C (52.0 F)	31 of 100 (Routine)
Atwood	United States	Record high maximum temperature	23.3 C (73.9 F)	31 of 100 (Routine)
Cavalier 7NW	United States	Record high minimum temperature	-2.8 C (27.0 F)	31 of 100 (Routine)
Tisul	Russia	Record low minimum temperature	-45.2 C (-49.4 F)	30 of 100 (Routine)
Church Buttes Gas Plt	United States	Record high maximum temperature	10.6 C (51.1 F)	30 of 100 (Routine)
Castle Valley	United States	Record daily precipitation	27.9 mm (1.1 in)	30 of 100 (Routine)
Oodnadatta Airport	Australia	Record high maximum temperature	45.0 C (113.0 F)	29 of 100 (Routine)
Ust-Ozernoe	Russia	Record low minimum temperature	-49.0 C (-56.2 F)	29 of 100 (Routine)
Bor	Russia	Record low minimum temperature	-51.5 C (-60.7 F)	29 of 100 (Routine)
Sioux Ctr 2 SE	United States	Record high maximum temperature	11.7 C (53.1 F)	29 of 100 (Routine)
Grand Portage	United States	Record high maximum temperature	5.6 C (42.1 F)	29 of 100 (Routine)
Blue Eagle Rch - Currant 12SSW	United States	Record daily snowfall	15.2 cm (6.0 in)	29 of 100 (Routine)
Jiggs 2NE	United States	Record daily precipitation	30.2 mm (1.2 in)	29 of 100 (Routine)
Leo 6 SW	United States	Record high maximum temperature	10.0 C (50.0 F)	29 of 100 (Routine)

Counts by Type and Timescale

634 records

Records set or tied on 20 January 2018 by type: Highest daily maximum 203, Lowest daily maximum 49, Highest daily minimum 124, Lowest daily minimum 45, Heaviest daily rainfall 147, Heaviest daily snowfall 44, Deepest snow cover 22.

Records on 20 January 2018 by type
Record type	Records
Highest daily maximum	203
Lowest daily maximum	49
Highest daily minimum	124
Lowest daily minimum	45
Heaviest daily rainfall	147
Heaviest daily snowfall	44
Deepest snow cover	22

Records on 20 January 2018 by timescale: all-time 2, monthly 12, daily 620.

How Much Records Were Beaten By

506 broken records

Margins by which the 506 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 158.0. Ties are not counted.

Top 20 by Significance

20 January 2018

Top 20 records on 20 January 2018 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
20 January 2018	McGill, US	daily rain	26.7 mm (1.1 in)	12.0 mm (0.5 in)	123 years	67 of 100 (Major)
20 January 2018	Hebgen Dam, US	all-time rain	69.9 mm (2.8 in)	13.8 mm (0.5 in)	10 years	64 of 100 (Major)
20 January 2018	McGill, US	daily snowfall	30.5 cm (12.0 in)	15.8 cm (6.2 in)	86 years	62 of 100 (Major)
20 January 2018	Grantsville 2W, US	daily snowfall	23.1 cm (9.1 in)	11.7 cm (4.6 in)	86 years	61 of 100 (Major)
20 January 2018	Cottonwood Weir, US	daily snowfall	27.9 cm (11.0 in)	13.9 cm (5.5 in)	82 years	52 of 100 (Notable)
20 January 2018	Echo Dam, US	monthly snowfall	35.6 cm (14.0 in)	12.7 cm (5.0 in)	22 years	51 of 100 (Notable)
20 January 2018	Tooele, US	daily snowfall	25.4 cm (10.0 in)	7.6 cm (3.0 in)	100 years	51 of 100 (Notable)
20 January 2018	King's Cabin, US	daily rain	27.9 mm (1.1 in)	17.7 mm (0.7 in)	36 years	51 of 100 (Notable)
20 January 2018	Gooseberry RS, US	daily rain	27.9 mm (1.1 in)	20.3 mm (0.8 in)	20 years	50 of 100 (Notable)
20 January 2018	Casper-Natrona Co AP, US	daily snowfall	20.6 cm (8.1 in)	9.9 cm (3.9 in)	56 years	48 of 100 (Notable)
20 January 2018	Limoges - Bellegarde, FR	daily rain	29.2 mm (1.1 in)	18.0 mm (0.7 in)	44 years	46 of 100 (Notable)
20 January 2018	Deseret, US	daily snowfall	12.7 cm (5.0 in)	2.5 cm (1.0 in)	100 years	46 of 100 (Notable)
20 January 2018	Farnsworth Lake, US	daily rain	30.5 mm (1.2 in)	22.9 mm (0.9 in)	11 years	46 of 100 (Notable)
20 January 2018	Ft Robinson, US	daily snow depth	25.4 cm (10.0 in)	12.7 cm (5.0 in)	55 years	45 of 100 (Notable)
20 January 2018	Wallace, US	daily high max	24.4 C (75.9 F)	3.3 C (5.9 F)	107 years	44 of 100 (Notable)
20 January 2018	Ibapah, US	daily snowfall	17.8 cm (7.0 in)	2.6 cm (1.0 in)	100 years	44 of 100 (Notable)
20 January 2018	Utah Lake Lehi, US	daily snowfall	10.2 cm (4.0 in)	3.8 cm (1.5 in)	82 years	43 of 100 (Notable)
20 January 2018	Spirit Lake, US	daily high max	10.0 C (50.0 F)	1.7 C (3.1 F)	117 years	42 of 100 (Notable)
20 January 2018	Partoun, US	monthly snowfall	20.3 cm (8.0 in)	5.1 cm (2.0 in)	30 years	42 of 100 (Notable)
20 January 2018	Lamar Rs, US	daily snowfall	23.4 cm (9.2 in)	3.1 cm (1.2 in)	91 years	42 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 2018

Records set or tied on this calendar date in each year from 1795 to 2018. 2018 had 634 records.

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

Records on 01-20 in each year
Year	Records
1795	2
1796	1
1798	1
1804	2
1820	1
1844	1
1850	1
1858	2
1861	1
1862	1
1863	1
1866	2
1867	1
1872	1
1874	4
1875	4
1878	1
1879	1
1880	5
1881	4
1885	1
1890	2
1891	1
1892	3
1893	3
1894	1
1895	2
1896	1
1897	3
1898	6
1899	12
1900	15
1901	11
1902	5
1903	4
1904	14
1905	2
1906	25
1907	26
1908	9
1909	30
1910	11
1911	3
1912	7
1913	44
1914	57
1915	153
1916	34
1917	123
1918	71
1919	28
1920	103
1921	45
1922	86
1923	41
1924	298
1925	181
1926	110
1927	381
1928	383
1929	203
1930	540
1931	90
1932	139
1933	441
1934	118
1935	904
1936	602
1937	1,041
1938	219
1939	238
1940	1,147
1941	214
1942	979
1943	1,002
1944	568
1945	302
1946	487
1947	534
1948	422
1949	429
1950	653
1951	958
1952	386
1953	476
1954	791
1955	278
1956	906
1957	349
1958	494
1959	603
1960	329
1961	641
1962	1,162
1963	921
1964	567
1965	283
1966	634
1967	556
1968	1,096
1969	859
1970	1,301
1971	936
1972	823
1973	450
1974	978
1975	688
1976	848
1977	997
1978	1,669
1979	1,158
1980	423
1981	823
1982	958
1983	847
1984	1,957
1985	2,188
1986	1,327
1987	1,063
1988	1,637
1989	955
1990	1,257
1991	562
1992	493
1993	1,327
1994	2,035
1995	1,136
1996	851
1997	658
1998	576
1999	1,368
2000	1,132
2001	667
2002	666
2003	732
2004	451
2005	1,335
2006	1,395
2007	2,143
2008	1,366
2009	738
2010	986
2011	731
2012	848
2013	432
2014	480
2015	413
2016	726
2017	1,370
2018	634
2019	722
2020	498
2021	375
2022	346
2023	778
2024	841
2025	1,599
2026	193

Download the Data

Data for records on 2018-01-20: 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 20	459
20 to 40	22
40 to 60	13
60 to 80	2
80 to 100	2
100 to 120	1
120 to 140	6
140 to 160	1