Weather Records on 17 February 2018

509 weather records were set or tied worldwide on 17 February 2018. Highest significance: Kalispell Glacier AP, US.

Key Facts for 17 February 2018

On 17 February 2018, 509 weather records were set or tied at long-record stations worldwide.
238 were record highs and 19 were record lows, counting maximum and minimum temperature.
By timescale, 3 were all-time records, 22 monthly and 484 daily.
Kalispell Glacier AP set a daily record snowfall of 20.3 cm (8.0 in) on 17 February 2018.
Across 161 earlier years (1794 to 2026) the same calendar date averaged 498 records.

Record Map

509 stations

509 station records on 17 February 2018 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 17 February 2018: highest significance records shown on the map
Station	Country	Type	Value	Significance
Kalispell Glacier AP	United States	Record daily snowfall	20.3 cm (8.0 in)	79 of 100 (Major)
Broome Airport	Australia	Record daily precipitation	376.8 mm (14.8 in)	66 of 100 (Major)
Hysham	United States	Record snow depth	68.6 cm (27.0 in)	64 of 100 (Major)
Bidyadanga	Australia	Record daily precipitation	286.0 mm (11.3 in)	61 of 100 (Major)
Hardin	United States	Record snow depth	43.2 cm (17.0 in)	60 of 100 (Major)
Haugan 1 W	United States	Record daily snowfall	25.4 cm (10.0 in)	55 of 100 (Notable)
Colstrip	United States	Record snow depth	55.9 cm (22.0 in)	54 of 100 (Notable)
Arlington	United States	Record daily precipitation	31.5 mm (1.2 in)	53 of 100 (Notable)
Forsyth	United States	Record snow depth	61.0 cm (24.0 in)	49 of 100 (Notable)
Kimbolton	Australia	Record daily precipitation	145.8 mm (5.7 in)	48 of 100 (Notable)
Mandora	Australia	Record daily precipitation	131.8 mm (5.2 in)	48 of 100 (Notable)
Sigmaringen-Laiz	Germany	Record daily precipitation	27.1 mm (1.1 in)	48 of 100 (Notable)
Jornada Exp Range	United States	Record daily precipitation	27.4 mm (1.1 in)	48 of 100 (Notable)
Batesburg	United States	Record high minimum temperature	15.6 C (60.1 F)	48 of 100 (Notable)
Wallal Downs	Australia	Record daily precipitation	130.0 mm (5.1 in)	47 of 100 (Notable)
Thompson Falls Ph	United States	Record daily snowfall	15.2 cm (6.0 in)	46 of 100 (Notable)
Monument Peak	United States	Record daily precipitation	27.9 mm (1.1 in)	46 of 100 (Notable)
Batesburg	United States	Record high maximum temperature	25.6 C (78.1 F)	45 of 100 (Notable)
Placer Basin	United States	Record daily precipitation	25.4 mm (1.0 in)	45 of 100 (Notable)
Ripley	United States	Record daily precipitation	29.7 mm (1.2 in)	43 of 100 (Notable)
Saint Maries	United States	Record daily snowfall	20.3 cm (8.0 in)	42 of 100 (Notable)
Little Mtn	United States	Record high maximum temperature	26.7 C (80.1 F)	42 of 100 (Notable)
Mullan Pass Vor/Dme	United States	Record daily precipitation	54.1 mm (2.1 in)	41 of 100 (Notable)
Anna Plains	Australia	Record daily precipitation	98.8 mm (3.9 in)	40 of 100 (Notable)
Brunswick	United States	Record high minimum temperature	17.8 C (64.0 F)	40 of 100 (Notable)
Fishtail	United States	Record snow depth	30.5 cm (12.0 in)	40 of 100 (Notable)
Winthrop 1 WSW	United States	Record daily snowfall	18.0 cm (7.1 in)	40 of 100 (Notable)
Chapel Hill 2 W	United States	Record high maximum temperature	27.2 C (81.0 F)	39 of 100 (Notable)
Marion	United States	Record high maximum temperature	25.6 C (78.1 F)	39 of 100 (Notable)
Morganton	United States	Record high maximum temperature	26.7 C (80.1 F)	39 of 100 (Notable)
Henderson 2 NNW	United States	Record high maximum temperature	26.7 C (80.1 F)	38 of 100 (Notable)
Monroe 2 SE	United States	Record high maximum temperature	27.8 C (82.0 F)	38 of 100 (Notable)
Statesville 2 NNE	United States	Record high maximum temperature	26.1 C (79.0 F)	38 of 100 (Notable)
Tryon	United States	Record high maximum temperature	26.7 C (80.1 F)	38 of 100 (Notable)
Laurens	United States	Record high maximum temperature	26.7 C (80.1 F)	38 of 100 (Notable)
Walhalla	United States	Record high maximum temperature	25.0 C (77.0 F)	38 of 100 (Notable)
Country Downs	Australia	Record daily precipitation	134.6 mm (5.3 in)	37 of 100 (Notable)
Martinsville Fltr Plt	United States	Record high maximum temperature	23.9 C (75.0 F)	37 of 100 (Notable)
Grantsville 1ESE	United States	Record daily precipitation	26.2 mm (1.0 in)	37 of 100 (Notable)
Nita Downs	Australia	Record daily precipitation	102.0 mm (4.0 in)	36 of 100 (Notable)
Skq Dam	United States	Record daily snowfall	10.2 cm (4.0 in)	35 of 100 (Notable)
Marion	United States	Record high minimum temperature	16.7 C (62.1 F)	35 of 100 (Notable)
Louisville 1 E	United States	Record high maximum temperature	27.8 C (82.0 F)	34 of 100 (Routine)
Enka	United States	Record high maximum temperature	23.3 C (73.9 F)	34 of 100 (Routine)
Kuwait Internationa	Kuwait	Record high maximum temperature	32.5 C (90.5 F)	33 of 100 (Routine)
Ust-Moma	Russia	Record high minimum temperature	-23.6 C (-10.5 F)	33 of 100 (Routine)
Gildford	United States	Record daily snowfall	10.2 cm (4.0 in)	33 of 100 (Routine)
New Orleans Audubon	United States	Record high maximum temperature	28.3 C (82.9 F)	33 of 100 (Routine)
Kerman	Iran	Record high maximum temperature	25.3 C (77.5 F)	32 of 100 (Routine)
Majuro Wbas AP	Marshall Islands	Record daily precipitation	77.2 mm (3.0 in)	32 of 100 (Routine)
Ostrov Kotelnyj	Russia	Record high maximum temperature	-15.1 C (4.8 F)	32 of 100 (Routine)
Busby	United States	Record snow depth	73.7 cm (29.0 in)	32 of 100 (Routine)
Choteau	United States	Record snow depth	45.7 cm (18.0 in)	32 of 100 (Routine)
Ekalaka	United States	Record snow depth	43.2 cm (17.0 in)	32 of 100 (Routine)
Lord Howe Island Aero	Australia	Record high maximum temperature	29.0 C (84.2 F)	31 of 100 (Routine)
Missoula 6 NW WFO	United States	Record daily snowfall	6.4 cm (2.5 in)	31 of 100 (Routine)
Elizabeth City	United States	Record high maximum temperature	27.2 C (81.0 F)	31 of 100 (Routine)
Sumter	United States	Record high minimum temperature	16.1 C (61.0 F)	31 of 100 (Routine)
Derby Aero	Australia	Record daily precipitation	80.6 mm (3.2 in)	30 of 100 (Routine)
Paraparaumu AWS	New Zealand	Record high minimum temperature	20.5 C (68.9 F)	30 of 100 (Routine)

Counts by Type and Timescale

509 records

Records set or tied on 17 February 2018 by type: Highest daily maximum 162, Lowest daily maximum 8, Highest daily minimum 76, Lowest daily minimum 11, Heaviest daily rainfall 186, Heaviest daily snowfall 27, Deepest snow cover 39.

Records on 17 February 2018 by type
Record type	Records
Highest daily maximum	162
Lowest daily maximum	8
Highest daily minimum	76
Lowest daily minimum	11
Heaviest daily rainfall	186
Heaviest daily snowfall	27
Deepest snow cover	39

Records on 17 February 2018 by timescale: all-time 3, monthly 22, daily 484.

How Much Records Were Beaten By

396 broken records

Margins by which the 396 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 432.0. Ties are not counted.

Top 20 by Significance

17 February 2018

Top 20 records on 17 February 2018 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
17 February 2018	Kalispell Glacier AP, US	daily snowfall	20.3 cm (8.0 in)	16.5 cm (6.5 in)	99 years	79 of 100 (Major)
17 February 2018	Broome Airport, AU	monthly rain	376.8 mm (14.8 in)	195.2 mm (7.7 in)	26 years	66 of 100 (Major)
17 February 2018	Hysham, US	daily snow depth	68.6 cm (27.0 in)	43.2 cm (17.0 in)	59 years	64 of 100 (Major)
17 February 2018	Bidyadanga, AU	monthly rain	286.0 mm (11.3 in)	58.9 mm (2.3 in)	61 years	61 of 100 (Major)
17 February 2018	Hardin, US	daily snow depth	43.2 cm (17.0 in)	25.4 cm (10.0 in)	60 years	60 of 100 (Major)
17 February 2018	Haugan 1 W, US	daily snowfall	25.4 cm (10.0 in)	12.2 cm (4.8 in)	87 years	55 of 100 (Notable)
17 February 2018	Colstrip, US	daily snow depth	55.9 cm (22.0 in)	17.8 cm (7.0 in)	84 years	54 of 100 (Notable)
17 February 2018	Arlington, US	daily rain	31.5 mm (1.2 in)	15.0 mm (0.6 in)	70 years	53 of 100 (Notable)
17 February 2018	Forsyth, US	daily snow depth	61.0 cm (24.0 in)	43.2 cm (17.0 in)	16 years	49 of 100 (Notable)
17 February 2018	Kimbolton, AU	daily rain	145.8 mm (5.7 in)	84.8 mm (3.3 in)	42 years	48 of 100 (Notable)
17 February 2018	Mandora, AU	daily rain	131.8 mm (5.2 in)	68.0 mm (2.7 in)	38 years	48 of 100 (Notable)
17 February 2018	Sigmaringen-Laiz, DE	daily rain	27.1 mm (1.1 in)	14.9 mm (0.6 in)	19 years	48 of 100 (Notable)
17 February 2018	Jornada Exp Range, US	monthly rain	27.4 mm (1.1 in)	3.5 mm (0.14 in)	69 years	48 of 100 (Notable)
17 February 2018	Batesburg, US	daily high min	15.6 C (60.1 F)	5.0 C (9.0 F)	96 years	48 of 100 (Notable)
17 February 2018	Wallal Downs, AU	daily rain	130.0 mm (5.1 in)	97.0 mm (3.8 in)	4 years	47 of 100 (Notable)
17 February 2018	Thompson Falls Ph, US	daily snowfall	15.2 cm (6.0 in)	12.7 cm (5.0 in)	51 years	46 of 100 (Notable)
17 February 2018	Monument Peak, US	daily rain	27.9 mm (1.1 in)	15.2 mm (0.6 in)	32 years	46 of 100 (Notable)
17 February 2018	Batesburg, US	daily high max	25.6 C (78.1 F)	3.4 C (6.1 F)	120 years	45 of 100 (Notable)
17 February 2018	Placer Basin, US	daily rain	25.4 mm (1.0 in)	15.2 mm (0.6 in)	20 years	45 of 100 (Notable)
17 February 2018	Ripley, US	daily rain	29.7 mm (1.2 in)	13.4 mm (0.5 in)	72 years	43 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

1794 to 2018

Records set or tied on this calendar date in each year from 1794 to 2018. 2018 had 509 records.

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

Records on 02-17 in each year
Year	Records
1794	1
1824	1
1827	1
1843	1
1847	2
1849	1
1850	1
1851	1
1852	1
1855	4
1856	1
1858	1
1859	2
1866	2
1867	3
1869	1
1874	1
1876	2
1878	1
1879	2
1880	1
1883	2
1884	1
1885	4
1887	2
1888	1
1891	1
1892	7
1893	1
1894	1
1895	7
1896	6
1897	1
1898	6
1899	3
1900	6
1901	5
1902	16
1903	22
1904	11
1905	9
1906	10
1907	6
1908	9
1909	10
1910	25
1911	27
1912	19
1913	17
1914	41
1915	17
1916	26
1917	38
1918	64
1919	236
1920	39
1921	182
1922	78
1923	69
1924	252
1925	188
1926	145
1927	377
1928	488
1929	234
1930	367
1931	212
1932	390
1933	164
1934	344
1935	150
1936	1,102
1937	295
1938	529
1939	755
1940	330
1941	166
1942	671
1943	542
1944	462
1945	349
1946	341
1947	274
1948	890
1949	436
1950	469
1951	358
1952	394
1953	369
1954	1,009
1955	721
1956	1,082
1957	252
1958	1,806
1959	575
1960	222
1961	734
1962	397
1963	303
1964	184
1965	332
1966	480
1967	611
1968	350
1969	604
1970	1,050
1971	487
1972	750
1973	821
1974	355
1975	1,035
1976	1,421
1977	650
1978	1,452
1979	1,965
1980	954
1981	2,353
1982	732
1983	484
1984	748
1985	622
1986	1,077
1987	659
1988	400
1989	1,026
1990	1,370
1991	771
1992	593
1993	2,102
1994	705
1995	1,387
1996	1,115
1997	841
1998	2,204
1999	697
2000	870
2001	712
2002	863
2003	1,151
2004	880
2005	538
2006	1,621
2007	1,177
2008	1,155
2009	765
2010	1,544
2011	1,615
2012	444
2013	312
2014	832
2015	1,209
2016	842
2017	864
2018	509
2019	1,177
2020	1,047
2021	2,052
2022	1,116
2023	1,581
2024	703
2025	617
2026	954

Download the Data

Data for records on 2018-02-17: 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 100	381
100 to 200	10
200 to 300	2
300 to 400	1
400 to 500	2