Weather Records on 17 October 2005

643 weather records were set or tied worldwide on 17 October 2005. Highest significance: Lake Grace Comparison, AU.

Key Facts for 17 October 2005

On 17 October 2005, 643 weather records were set or tied at long-record stations worldwide.
298 were record highs and 66 were record lows, counting maximum and minimum temperature.
By timescale, 0 were all-time records, 22 monthly and 621 daily.
Lake Grace Comparison set a daily record precipitation of 38.4 mm (1.5 in) on 17 October 2005.
Across 162 earlier years (1793 to 2025) the same calendar date averaged 438 records.

Record Map

643 stations

643 station records on 17 October 2005 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 17 October 2005: highest significance records shown on the map
Station	Country	Type	Value	Significance
Lake Grace Comparison	Australia	Record daily precipitation	38.4 mm (1.5 in)	75 of 100 (Major)
Lake Carmody	Australia	Record daily precipitation	31.4 mm (1.2 in)	72 of 100 (Major)
Mt Washington	United States	Record snow depth	50.8 cm (20.0 in)	68 of 100 (Major)
Desert Resorts Rgnl AP	United States	Record daily precipitation	43.2 mm (1.7 in)	67 of 100 (Major)
Graham Rock	Australia	Record daily precipitation	34.4 mm (1.4 in)	62 of 100 (Major)
Hyden	Australia	Record daily precipitation	35.0 mm (1.4 in)	62 of 100 (Major)
Pingaring	Australia	Record daily precipitation	26.8 mm (1.1 in)	61 of 100 (Major)
Balladonia	Australia	Record daily precipitation	36.8 mm (1.4 in)	59 of 100 (Notable)
York Pond	United States	Record daily precipitation	58.9 mm (2.3 in)	58 of 100 (Notable)
Fraser Range	Australia	Record daily precipitation	27.0 mm (1.1 in)	57 of 100 (Notable)
Leloiov	Belarus	Record daily precipitation	27.1 mm (1.1 in)	57 of 100 (Notable)
Sandberg	United States	Record daily precipitation	63.5 mm (2.5 in)	56 of 100 (Notable)
Karlgarin Hill	Australia	Record daily precipitation	26.6 mm (1.0 in)	55 of 100 (Notable)
Palmdale AP	United States	Record daily precipitation	54.4 mm (2.1 in)	55 of 100 (Notable)
White House Farm	Australia	Record daily precipitation	32.4 mm (1.3 in)	54 of 100 (Notable)
Sedgefield (Bundajon)	Australia	Record daily precipitation	51.4 mm (2.0 in)	53 of 100 (Notable)
Tulloona (Coolanga)	Australia	Record daily precipitation	37.2 mm (1.5 in)	51 of 100 (Notable)
Ovruch	Ukraine	Record daily precipitation	25.0 mm (1.0 in)	51 of 100 (Notable)
Hyden North	Australia	Record daily precipitation	26.0 mm (1.0 in)	49 of 100 (Notable)
Canaan	United States	Record daily precipitation	40.6 mm (1.6 in)	49 of 100 (Notable)
Croppa Creek (Krui Plains)	Australia	Record daily precipitation	30.4 mm (1.2 in)	48 of 100 (Notable)
Tizi Ouzou	Algeria	Record high minimum temperature	19.5 C (67.1 F)	47 of 100 (Notable)
Big Bear Lake	United States	Record daily precipitation	55.6 mm (2.2 in)	46 of 100 (Notable)
Union Village Dam	United States	Record daily precipitation	63.0 mm (2.5 in)	45 of 100 (Notable)
Ramgundam	India	Record daily precipitation	65.0 mm (2.6 in)	44 of 100 (Notable)
Snow Creek Upper	United States	Record daily precipitation	45.7 mm (1.8 in)	44 of 100 (Notable)
Boomi (Barwon St)	Australia	Record daily precipitation	41.8 mm (1.6 in)	43 of 100 (Notable)
Seligman	United States	Record high minimum temperature	11.1 C (52.0 F)	43 of 100 (Notable)
Tihosuco	Mexico	Record low maximum temperature	24.4 C (75.9 F)	42 of 100 (Notable)
Bond Springs Homestead	Australia	Record daily precipitation	25.0 mm (1.0 in)	41 of 100 (Notable)
Chitradurga	India	Record daily precipitation	36.1 mm (1.4 in)	41 of 100 (Notable)
Kiev	Ukraine	Record daily precipitation	27.8 mm (1.1 in)	41 of 100 (Notable)
Big Tujunga Dam Fc46	United States	Record daily precipitation	52.8 mm (2.1 in)	41 of 100 (Notable)
Heron 2 NW	United States	Record high minimum temperature	8.9 C (48.0 F)	41 of 100 (Notable)
N Stratford	United States	Record daily precipitation	41.1 mm (1.6 in)	41 of 100 (Notable)
Leola	United States	Record high maximum temperature	25.6 C (78.1 F)	41 of 100 (Notable)
Clearbrook	United States	Record high minimum temperature	12.2 C (54.0 F)	40 of 100 (Notable)
Edenholme	Australia	Record daily precipitation	60.0 mm (2.4 in)	39 of 100 (Notable)
Oakwood (Lochiel)	Australia	Record daily precipitation	36.0 mm (1.4 in)	39 of 100 (Notable)
Nowendoc (Beaufort)	Australia	Record daily precipitation	46.6 mm (1.8 in)	39 of 100 (Notable)
Morozovsk	Russia	Record daily precipitation	26.9 mm (1.1 in)	39 of 100 (Notable)
Krasnodar	Russia	Record daily precipitation	25.0 mm (1.0 in)	39 of 100 (Notable)
Priest Rvr Exp STN	United States	Record high minimum temperature	8.9 C (48.0 F)	39 of 100 (Notable)
Eldorado Springs	United States	Record high maximum temperature	31.1 C (88.0 F)	39 of 100 (Notable)
First Connecticut Lake	United States	Record daily precipitation	45.2 mm (1.8 in)	39 of 100 (Notable)
Stehekin 4 NW	United States	Record high minimum temperature	11.1 C (52.0 F)	39 of 100 (Notable)
Redlands Hrs	Australia	Record daily precipitation	60.8 mm (2.4 in)	38 of 100 (Notable)
Kalispell Glacier AP	United States	Record high minimum temperature	10.6 C (51.1 F)	37 of 100 (Notable)
Muskogee	United States	Record high maximum temperature	33.3 C (91.9 F)	37 of 100 (Notable)
Mt Washington	United States	Record daily snowfall	29.7 cm (11.7 in)	37 of 100 (Notable)
Zelenchukskaja	Russia	Record daily precipitation	28.9 mm (1.1 in)	36 of 100 (Notable)
Lancaster	United States	Record daily precipitation	27.2 mm (1.1 in)	36 of 100 (Notable)
Allan Rocks	Australia	Record daily precipitation	64.2 mm (2.5 in)	35 of 100 (Notable)
Delungra (Pearsby Hall)	Australia	Record daily precipitation	27.0 mm (1.1 in)	35 of 100 (Notable)
Gunnedah (Colstoun South)	Australia	Record daily precipitation	42.0 mm (1.7 in)	35 of 100 (Notable)
Hersonsskiy,Mayak	Ukraine	Record daily precipitation	25.0 mm (1.0 in)	35 of 100 (Notable)
Porthill	United States	Record high minimum temperature	11.1 C (52.0 F)	35 of 100 (Notable)
San Carlos Rsvr	United States	Record high minimum temperature	18.3 C (64.9 F)	34 of 100 (Routine)
Anaconda	United States	Record high minimum temperature	6.7 C (44.1 F)	34 of 100 (Routine)
Newport	United States	Record daily precipitation	39.9 mm (1.6 in)	34 of 100 (Routine)

Counts by Type and Timescale

643 records

Records set or tied on 17 October 2005 by type: Highest daily maximum 99, Lowest daily maximum 36, Highest daily minimum 199, Lowest daily minimum 30, Heaviest daily rainfall 275, Heaviest daily snowfall 1, Deepest snow cover 3.

Records on 17 October 2005 by type
Record type	Records
Highest daily maximum	99
Lowest daily maximum	36
Highest daily minimum	199
Lowest daily minimum	30
Heaviest daily rainfall	275
Heaviest daily snowfall	1
Deepest snow cover	3

Records on 17 October 2005 by timescale: all-time 0, monthly 22, daily 621.

How Much Records Were Beaten By

521 broken records

Margins by which the 521 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 229.0. Ties are not counted.

Top 20 by Significance

17 October 2005

Top 20 records on 17 October 2005 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
17 October 2005	Lake Grace Comparison, AU	daily rain	38.4 mm (1.5 in)	27.0 mm (1.1 in)	87 years	75 of 100 (Major)
17 October 2005	Lake Carmody, AU	daily rain	31.4 mm (1.2 in)	19.5 mm (0.8 in)	90 years	72 of 100 (Major)
17 October 2005	Mt Washington, US	monthly snow depth	50.8 cm (20.0 in)	22.9 cm (9.0 in)	44 years	68 of 100 (Major)
17 October 2005	Desert Resorts Rgnl AP, US	monthly rain	43.2 mm (1.7 in)	20.6 mm (0.8 in)	41 years	67 of 100 (Major)
17 October 2005	Graham Rock, AU	daily rain	34.4 mm (1.4 in)	27.3 mm (1.1 in)	50 years	62 of 100 (Major)
17 October 2005	Hyden, AU	daily rain	35.0 mm (1.4 in)	28.6 mm (1.1 in)	50 years	62 of 100 (Major)
17 October 2005	Pingaring, AU	daily rain	26.8 mm (1.1 in)	18.9 mm (0.7 in)	50 years	61 of 100 (Major)
17 October 2005	Balladonia, AU	daily rain	36.8 mm (1.4 in)	31.6 mm (1.2 in)	30 years	59 of 100 (Notable)
17 October 2005	York Pond, US	daily rain	58.9 mm (2.3 in)	28.9 mm (1.1 in)	68 years	58 of 100 (Notable)
17 October 2005	Fraser Range, AU	daily rain	27.0 mm (1.1 in)	15.6 mm (0.6 in)	78 years	57 of 100 (Notable)
17 October 2005	Leloiov, BY	daily rain	27.1 mm (1.1 in)	19.9 mm (0.8 in)	44 years	57 of 100 (Notable)
17 October 2005	Sandberg, US	monthly rain	63.5 mm (2.5 in)	16.3 mm (0.6 in)	68 years	56 of 100 (Notable)
17 October 2005	Karlgarin Hill, AU	daily rain	26.6 mm (1.0 in)	20.0 mm (0.8 in)	24 years	55 of 100 (Notable)
17 October 2005	Palmdale AP, US	monthly rain	54.4 mm (2.1 in)	31.3 mm (1.2 in)	0 years	55 of 100 (Notable)
17 October 2005	White House Farm, AU	daily rain	32.4 mm (1.3 in)	24.3 mm (1.0 in)	32 years	54 of 100 (Notable)
17 October 2005	Sedgefield (Bundajon), AU	daily rain	51.4 mm (2.0 in)	27.0 mm (1.1 in)	51 years	53 of 100 (Notable)
17 October 2005	Tulloona (Coolanga), AU	daily rain	37.2 mm (1.5 in)	15.4 mm (0.6 in)	84 years	51 of 100 (Notable)
17 October 2005	Ovruch, UA	daily rain	25.0 mm (1.0 in)	15.8 mm (0.6 in)	44 years	51 of 100 (Notable)
17 October 2005	Hyden North, AU	daily rain	26.0 mm (1.0 in)	18.6 mm (0.7 in)	32 years	49 of 100 (Notable)
17 October 2005	Canaan, US	daily rain	40.6 mm (1.6 in)	22.8 mm (0.9 in)	47 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

1793 to 2005

Records set or tied on this calendar date in each year from 1793 to 2005. 2005 had 643 records.

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

Records on 10-17 in each year
Year	Records
1793	1
1796	2
1808	2
1810	1
1811	1
1817	1
1820	1
1830	1
1836	1
1844	1
1845	1
1868	1
1869	2
1870	1
1872	1
1874	1
1875	1
1876	3
1877	1
1878	1
1879	7
1881	1
1882	1
1883	1
1884	2
1885	2
1886	1
1889	1
1890	3
1891	2
1892	6
1893	5
1894	2
1895	1
1897	3
1898	6
1899	3
1900	3
1901	3
1902	4
1903	9
1904	17
1905	12
1906	3
1907	16
1908	46
1909	18
1910	13
1911	24
1912	12
1913	26
1914	72
1915	7
1916	81
1917	29
1918	20
1919	34
1920	82
1921	64
1922	60
1923	149
1924	81
1925	324
1926	153
1927	163
1928	530
1929	119
1930	441
1931	431
1932	345
1933	190
1934	262
1935	337
1936	338
1937	865
1938	710
1939	424
1940	580
1941	194
1942	349
1943	1,173
1944	415
1945	289
1946	437
1947	744
1948	724
1949	442
1950	809
1951	274
1952	474
1953	463
1954	579
1955	562
1956	353
1957	245
1958	415
1959	403
1960	432
1961	525
1962	350
1963	513
1964	492
1965	920
1966	551
1967	576
1968	929
1969	714
1970	815
1971	1,053
1972	866
1973	542
1974	1,055
1975	605
1976	1,381
1977	1,060
1978	583
1979	468
1980	1,366
1981	555
1982	575
1983	526
1984	1,551
1985	585
1986	354
1987	828
1988	827
1989	1,163
1990	1,109
1991	1,352
1992	1,384
1993	1,001
1994	1,306
1995	1,076
1996	987
1997	1,114
1998	1,455
1999	815
2000	461
2001	878
2002	992
2003	764
2004	935
2005	643
2006	1,506
2007	690
2008	467
2009	1,606
2010	625
2011	734
2012	550
2013	516
2014	530
2015	843
2016	1,559
2017	743
2018	1,163
2019	504
2020	889
2021	294
2022	964
2023	544
2024	994
2025	363

Download the Data

Data for records on 2005-10-17: 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 50	519
50 to 100	0
100 to 150	1
150 to 200	0
200 to 250	1