Weather Records on 17 February 2011

1,615 weather records were set or tied worldwide on 17 February 2011. Highest significance: Middletown, US.

Key Facts for 17 February 2011

On 17 February 2011, 1,615 weather records were set or tied at long-record stations worldwide.
952 were record highs and 330 were record lows, counting maximum and minimum temperature.
By timescale, 2 were all-time records, 56 monthly and 1,557 daily.
Middletown set a monthly record daily snowfall of 21.6 cm (8.5 in) on 17 February 2011.
Across 161 earlier years (1794 to 2026) the same calendar date averaged 491 records.

Record Map

1,615 stations

1,615 station records on 17 February 2011 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 17 February 2011: highest significance records shown on the map
Station	Country	Type	Value	Significance
Middletown	United States	Record daily snowfall	21.6 cm (8.5 in)	78 of 100 (Major)
Lilydale	Australia	Record daily precipitation	95.0 mm (3.7 in)	71 of 100 (Major)
Channel Island	Australia	Record daily precipitation	285.4 mm (11.2 in)	69 of 100 (Major)
Great Falls 16St	United States	Record daily snowfall	14.7 cm (5.8 in)	69 of 100 (Major)
Kolora (Wooriwyrite)	Australia	Record daily precipitation	51.2 mm (2.0 in)	68 of 100 (Major)
Yundamindra	Australia	Record daily precipitation	126.0 mm (5.0 in)	63 of 100 (Major)
Lake Leake (Kooeeyong)	Australia	Record daily precipitation	33.0 mm (1.3 in)	63 of 100 (Major)
Darwin Botanic Gardens	Australia	Record daily precipitation	232.0 mm (9.1 in)	60 of 100 (Major)
Hamelin Station	Australia	Record daily precipitation	87.0 mm (3.4 in)	58 of 100 (Notable)
Terang	Australia	Record daily precipitation	42.0 mm (1.7 in)	55 of 100 (Notable)
Laverton	Australia	Record daily precipitation	120.2 mm (4.7 in)	54 of 100 (Notable)
Mount Phillip	Australia	Record daily precipitation	50.0 mm (2.0 in)	53 of 100 (Notable)
Wallendbeen (Corang)	Australia	Record daily precipitation	45.0 mm (1.8 in)	53 of 100 (Notable)
Coleraine Hospital	Australia	Record daily precipitation	27.6 mm (1.1 in)	52 of 100 (Notable)
Jemez Springs	United States	Record high minimum temperature	6.7 C (44.1 F)	52 of 100 (Notable)
Wondinong	Australia	Record daily precipitation	56.0 mm (2.2 in)	51 of 100 (Notable)
Seaqaqa	Fiji	Record daily precipitation	271.5 mm (10.7 in)	51 of 100 (Notable)
Cassville 1 NE	United States	Record high minimum temperature	13.9 C (57.0 F)	50 of 100 (Notable)
Neds Creek	Australia	Record daily precipitation	48.0 mm (1.9 in)	49 of 100 (Notable)
Yeelirrie	Australia	Record daily precipitation	68.3 mm (2.7 in)	49 of 100 (Notable)
Enngonia (Belalie)	Australia	Record daily precipitation	36.0 mm (1.4 in)	49 of 100 (Notable)
Murrumburrah Old Post Office	Australia	Record daily precipitation	46.8 mm (1.8 in)	49 of 100 (Notable)
Yinnetharra	Australia	Record daily precipitation	66.0 mm (2.6 in)	48 of 100 (Notable)
Raymond Border STN	United States	Record daily snowfall	10.2 cm (4.0 in)	48 of 100 (Notable)
Carrizozo 1SW	United States	Record high minimum temperature	12.2 C (54.0 F)	48 of 100 (Notable)
Mallina	Australia	Record daily precipitation	56.0 mm (2.2 in)	47 of 100 (Notable)
Darwin Airport	Australia	Record daily precipitation	184.6 mm (7.3 in)	47 of 100 (Notable)
Woolsthorpe	Australia	Record daily precipitation	30.4 mm (1.2 in)	47 of 100 (Notable)
Kolora (Wirwin)	Australia	Record daily precipitation	56.8 mm (2.2 in)	47 of 100 (Notable)
Weaverville	United States	Record daily snowfall	6.3 cm (2.5 in)	47 of 100 (Notable)
Hayden	United States	Record daily snowfall	17.8 cm (7.0 in)	46 of 100 (Notable)
Middleboro	United States	Record snow depth	30.5 cm (12.0 in)	45 of 100 (Notable)
Saginaw Mbs Intl AP	United States	Record high maximum temperature	11.7 C (53.1 F)	45 of 100 (Notable)
Darwin River Dam	Australia	Record daily precipitation	177.0 mm (7.0 in)	44 of 100 (Notable)
Goonumbla (Coradgery)	Australia	Record daily precipitation	27.4 mm (1.1 in)	44 of 100 (Notable)
Priest Valley	United States	Record daily precipitation	83.8 mm (3.3 in)	44 of 100 (Notable)
Ionia 2SSW	United States	Record high minimum temperature	3.3 C (37.9 F)	44 of 100 (Notable)
Lynch	United States	Record high maximum temperature	20.0 C (68.0 F)	44 of 100 (Notable)
Clearwater	United States	Record low maximum temperature	2.8 C (37.0 F)	44 of 100 (Notable)
Traverse Cy Cherry Capital AP	United States	Record high maximum temperature	11.1 C (52.0 F)	44 of 100 (Notable)
Kotzebue AP	United States	Record daily snowfall	25.1 cm (9.9 in)	44 of 100 (Notable)
Glasgow	United States	Record daily snowfall	11.9 cm (4.7 in)	44 of 100 (Notable)
Nelligen (Thule Road)	Australia	Record daily precipitation	30.9 mm (1.2 in)	43 of 100 (Notable)
Ft Scott	United States	Record high maximum temperature	25.6 C (78.1 F)	43 of 100 (Notable)
Central Michigan UNIV	United States	Record high maximum temperature	9.4 C (48.9 F)	43 of 100 (Notable)
Stephenville Clark Fld	United States	Record high minimum temperature	16.1 C (61.0 F)	43 of 100 (Notable)
Muskegon Co AP	United States	Record high maximum temperature	11.7 C (53.1 F)	43 of 100 (Notable)
Cavendish (Post Office)	Australia	Record daily precipitation	29.2 mm (1.1 in)	42 of 100 (Notable)
Sierraville Rs	United States	Record daily snowfall	20.3 cm (8.0 in)	42 of 100 (Notable)
Ft Robinson	United States	Record high maximum temperature	19.4 C (66.9 F)	42 of 100 (Notable)
Elizabethton	United States	Record high maximum temperature	21.7 C (71.1 F)	42 of 100 (Notable)
Crosbyton	United States	Record high maximum temperature	29.4 C (84.9 F)	42 of 100 (Notable)
Hayward Rs	United States	Record high maximum temperature	12.2 C (54.0 F)	42 of 100 (Notable)
Boolardy	Australia	Record daily precipitation	41.8 mm (1.6 in)	41 of 100 (Notable)
Nyngan (Mudall)	Australia	Record daily precipitation	36.8 mm (1.4 in)	41 of 100 (Notable)
Paradise	United States	Record high maximum temperature	22.8 C (73.0 F)	41 of 100 (Notable)
Leroy 5 WSW	United States	Record high maximum temperature	19.4 C (66.9 F)	41 of 100 (Notable)
Island Park	United States	Record daily snowfall	45.7 cm (18.0 in)	41 of 100 (Notable)
Walnut	United States	Record high maximum temperature	14.4 C (57.9 F)	41 of 100 (Notable)
Lamar 7N	United States	Record high minimum temperature	13.3 C (55.9 F)	41 of 100 (Notable)

Counts by Type and Timescale

1,615 records

Records set or tied on 17 February 2011 by type: Highest daily maximum 556, Lowest daily maximum 202, Highest daily minimum 396, Lowest daily minimum 128, Heaviest daily rainfall 206, Heaviest daily snowfall 76, Deepest snow cover 51.

Records on 17 February 2011 by type
Record type	Records
Highest daily maximum	556
Lowest daily maximum	202
Highest daily minimum	396
Lowest daily minimum	128
Heaviest daily rainfall	206
Heaviest daily snowfall	76
Deepest snow cover	51

Records on 17 February 2011 by timescale: all-time 2, monthly 56, daily 1,557.

How Much Records Were Beaten By

1,249 broken records

Margins by which the 1,249 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 331.0. Ties are not counted.

Top 20 by Significance

17 February 2011

Top 20 records on 17 February 2011 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
17 February 2011	Middletown, US	monthly snowfall	21.6 cm (8.5 in)	14.0 cm (5.5 in)	113 years	78 of 100 (Major)
17 February 2011	Lilydale, AU	daily rain	95.0 mm (3.7 in)	56.4 mm (2.2 in)	72 years	71 of 100 (Major)
17 February 2011	Channel Island, AU	daily rain	285.4 mm (11.2 in)	213.8 mm (8.4 in)	71 years	69 of 100 (Major)
17 February 2011	Great Falls 16St, US	daily snowfall	14.7 cm (5.8 in)	9.1 cm (3.6 in)	103 years	69 of 100 (Major)
17 February 2011	Kolora (Wooriwyrite), AU	daily rain	51.2 mm (2.0 in)	30.9 mm (1.2 in)	92 years	68 of 100 (Major)
17 February 2011	Yundamindra, AU	all-time rain	126.0 mm (5.0 in)	24.4 mm (1.0 in)	56 years	63 of 100 (Major)
17 February 2011	Lake Leake (Kooeeyong), AU	daily rain	33.0 mm (1.3 in)	24.6 mm (1.0 in)	65 years	63 of 100 (Major)
17 February 2011	Darwin Botanic Gardens, AU	daily rain	232.0 mm (9.1 in)	50.4 mm (2.0 in)	117 years	60 of 100 (Major)
17 February 2011	Hamelin Station, AU	monthly rain	87.0 mm (3.4 in)	42.0 mm (1.7 in)	2 years	58 of 100 (Notable)
17 February 2011	Terang, AU	daily rain	42.0 mm (1.7 in)	16.6 mm (0.7 in)	92 years	55 of 100 (Notable)
17 February 2011	Laverton, AU	all-time rain	120.2 mm (4.7 in)	27.6 mm (1.1 in)	11 years	54 of 100 (Notable)
17 February 2011	Mount Phillip, AU	daily rain	50.0 mm (2.0 in)	35.3 mm (1.4 in)	77 years	53 of 100 (Notable)
17 February 2011	Wallendbeen (Corang), AU	daily rain	45.0 mm (1.8 in)	27.0 mm (1.1 in)	81 years	53 of 100 (Notable)
17 February 2011	Coleraine Hospital, AU	daily rain	27.6 mm (1.1 in)	16.9 mm (0.7 in)	72 years	52 of 100 (Notable)
17 February 2011	Jemez Springs, US	monthly high min	6.7 C (44.1 F)	1.1 C (2.0 F)	100 years	52 of 100 (Notable)
17 February 2011	Wondinong, AU	daily rain	56.0 mm (2.2 in)	34.9 mm (1.4 in)	61 years	51 of 100 (Notable)
17 February 2011	Seaqaqa, FJ	daily rain	271.5 mm (10.7 in)	206.5 mm (8.1 in)	29 years	51 of 100 (Notable)
17 February 2011	Cassville 1 NE, US	daily high min	13.9 C (57.0 F)	6.7 C (12.1 F)	100 years	50 of 100 (Notable)
17 February 2011	Neds Creek, AU	daily rain	48.0 mm (1.9 in)	39.4 mm (1.6 in)	61 years	49 of 100 (Notable)
17 February 2011	Yeelirrie, AU	daily rain	68.3 mm (2.7 in)	28.7 mm (1.1 in)	61 years	49 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 2011

Records set or tied on this calendar date in each year from 1794 to 2011. 2011 had 1,615 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 2011-02-17: 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 2026-10-16 (16 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	1,181
50 to 100	42
100 to 150	13
150 to 200	5
200 to 250	4
250 to 300	3
300 to 350	1