Weather Records on 15 October 2017

1,091 weather records were set or tied worldwide on 15 October 2017. Highest significance: New Italy (Vineyard Haven), AU.

Key Facts for 15 October 2017

On 15 October 2017, 1,091 weather records were set or tied at long-record stations worldwide.
622 were record highs and 159 were record lows, counting maximum and minimum temperature.
By timescale, 1 were all-time records, 31 monthly and 1,059 daily.
New Italy (Vineyard Haven) set a daily record precipitation of 95.0 mm (3.7 in) on 15 October 2017.
Across 159 earlier years (1794 to 2025) the same calendar date averaged 456 records.

Record Map

1,091 stations

1,091 station records on 15 October 2017 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 15 October 2017: highest significance records shown on the map
Station	Country	Type	Value	Significance
New Italy (Vineyard Haven)	Australia	Record daily precipitation	95.0 mm (3.7 in)	80 of 100 (Exceptional)
Yamba Pilot Station	Australia	Record daily precipitation	82.8 mm (3.3 in)	73 of 100 (Major)
Eaton Rapids	United States	Record daily precipitation	71.4 mm (2.8 in)	72 of 100 (Major)
Bargara	Australia	Record daily precipitation	88.0 mm (3.5 in)	69 of 100 (Major)
Harwood Island (Harwood Sugar	Australia	Record daily precipitation	97.4 mm (3.8 in)	65 of 100 (Major)
Galva	United States	Record daily precipitation	65.3 mm (2.6 in)	65 of 100 (Major)
Kewanee 1E	United States	Record daily precipitation	83.6 mm (3.3 in)	65 of 100 (Major)
Benton Harbor AP	United States	Record daily precipitation	80.0 mm (3.1 in)	65 of 100 (Major)
Dinghai	China	Record daily precipitation	157.7 mm (6.2 in)	61 of 100 (Major)
Saint Johns	United States	Record daily precipitation	49.5 mm (1.9 in)	61 of 100 (Major)
De Kalb	United States	Record daily precipitation	74.4 mm (2.9 in)	60 of 100 (Major)
Ottawa 4SW	United States	Record daily precipitation	81.3 mm (3.2 in)	59 of 100 (Notable)
Coraki Post Office	Australia	Record daily precipitation	63.2 mm (2.5 in)	57 of 100 (Notable)
Charlotte	United States	Record daily precipitation	72.1 mm (2.8 in)	57 of 100 (Notable)
Mallanganee (Hereford Hills)	Australia	Record daily precipitation	106.0 mm (4.2 in)	56 of 100 (Notable)
Upper Mongogarie (Marangaroo)	Australia	Record daily precipitation	126.2 mm (5.0 in)	56 of 100 (Notable)
Pasighat	India	Record daily precipitation	96.0 mm (3.8 in)	54 of 100 (Notable)
Aurora Water	United States	Record daily precipitation	149.9 mm (5.9 in)	54 of 100 (Notable)
Galesburg	United States	Record daily precipitation	74.2 mm (2.9 in)	54 of 100 (Notable)
Hastings	United States	Record daily precipitation	90.7 mm (3.6 in)	54 of 100 (Notable)
Bloomingdale	United States	Record daily precipitation	91.7 mm (3.6 in)	53 of 100 (Notable)
Buaraba	Australia	Record daily precipitation	106.8 mm (4.2 in)	52 of 100 (Notable)
Green Pigeon (Morning View)	Australia	Record daily precipitation	87.6 mm (3.4 in)	52 of 100 (Notable)
Park Forest Water	United States	Record daily precipitation	88.9 mm (3.5 in)	52 of 100 (Notable)
Winfield 3NE	United States	Record daily precipitation	42.4 mm (1.7 in)	52 of 100 (Notable)
Hita	Japan	Record daily precipitation	70.1 mm (2.8 in)	51 of 100 (Notable)
Gladstone L/D 18	United States	Record daily precipitation	69.1 mm (2.7 in)	51 of 100 (Notable)
Marseilles Lock/Dam	United States	Record daily precipitation	61.0 mm (2.4 in)	51 of 100 (Notable)
Three Rivers	United States	Record daily precipitation	77.5 mm (3.1 in)	51 of 100 (Notable)
Brays Creek (Misty Mountain)	Australia	Record daily precipitation	89.0 mm (3.5 in)	50 of 100 (Notable)
Grand Ledge 1 NW	United States	Record daily precipitation	83.3 mm (3.3 in)	50 of 100 (Notable)
Mt Berryman	Australia	Record daily precipitation	72.0 mm (2.8 in)	49 of 100 (Notable)
The Channon	Australia	Record daily precipitation	76.0 mm (3.0 in)	49 of 100 (Notable)
Holland Wtp	United States	Record daily precipitation	45.7 mm (1.8 in)	49 of 100 (Notable)
Sandy Cape Lighthouse	Australia	Record daily precipitation	29.2 mm (1.1 in)	48 of 100 (Notable)
Goomboorian	Australia	Record daily precipitation	35.0 mm (1.4 in)	48 of 100 (Notable)
Lillian Rock (Williams Road)	Australia	Record daily precipitation	284.0 mm (11.2 in)	48 of 100 (Notable)
Oregon	United States	Record daily precipitation	40.1 mm (1.6 in)	48 of 100 (Notable)
Dunollie	Australia	Record daily precipitation	84.4 mm (3.3 in)	47 of 100 (Notable)
Brushgrove Post Office	Australia	Record daily precipitation	133.0 mm (5.2 in)	47 of 100 (Notable)
Doon Doon (McCabes Road)	Australia	Record daily precipitation	82.0 mm (3.2 in)	47 of 100 (Notable)
Walnut	United States	Record daily precipitation	53.3 mm (2.1 in)	47 of 100 (Notable)
Niles	United States	Record daily precipitation	78.0 mm (3.1 in)	47 of 100 (Notable)
Owosso Wwtp	United States	Record daily precipitation	50.8 mm (2.0 in)	47 of 100 (Notable)
Wiangaree Post Office	Australia	Record daily precipitation	104.0 mm (4.1 in)	46 of 100 (Notable)
A Coruna	Spain	Record high maximum temperature	31.0 C (87.8 F)	46 of 100 (Notable)
Elgin Water	United States	Record daily precipitation	68.6 mm (2.7 in)	46 of 100 (Notable)
Yaramulla Station	Australia	Record daily precipitation	59.4 mm (2.3 in)	45 of 100 (Notable)
Donnellson	United States	Record daily precipitation	46.0 mm (1.8 in)	45 of 100 (Notable)
Greenville 2 NNE	United States	Record daily precipitation	34.3 mm (1.4 in)	45 of 100 (Notable)
Old Bonalbo (Alcheringa)	Australia	Record daily precipitation	68.0 mm (2.7 in)	44 of 100 (Notable)
Col du Grand St-Bernard	Switzerland	Record high minimum temperature	6.2 C (43.2 F)	44 of 100 (Notable)
Brighton	United States	Record daily precipitation	49.8 mm (2.0 in)	44 of 100 (Notable)
Keokuk L&D 19	United States	Record daily precipitation	50.8 mm (2.0 in)	44 of 100 (Notable)
Lowell	United States	Record daily precipitation	40.9 mm (1.6 in)	44 of 100 (Notable)
Eldon	United States	Record daily precipitation	45.2 mm (1.8 in)	44 of 100 (Notable)
Peachester	Australia	Record daily precipitation	60.0 mm (2.4 in)	43 of 100 (Notable)
Tangier City	Morocco	Record high minimum temperature	21.6 C (70.9 F)	43 of 100 (Notable)
Lacon	United States	Record daily precipitation	50.8 mm (2.0 in)	43 of 100 (Notable)
Dowagiac 1 W	United States	Record daily precipitation	100.6 mm (4.0 in)	43 of 100 (Notable)

Counts by Type and Timescale

1,091 records

Records set or tied on 15 October 2017 by type: Highest daily maximum 341, Lowest daily maximum 23, Highest daily minimum 281, Lowest daily minimum 136, Heaviest daily rainfall 301, Heaviest daily snowfall 4, Deepest snow cover 5.

Records on 15 October 2017 by type
Record type	Records
Highest daily maximum	341
Lowest daily maximum	23
Highest daily minimum	281
Lowest daily minimum	136
Heaviest daily rainfall	301
Heaviest daily snowfall	4
Deepest snow cover	5

Records on 15 October 2017 by timescale: all-time 1, monthly 31, daily 1,059.

How Much Records Were Beaten By

906 broken records

Margins by which the 906 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 249.0. Ties are not counted.

Top 20 by Significance

15 October 2017

Top 20 records on 15 October 2017 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
15 October 2017	New Italy (Vineyard Haven), AU	daily rain	95.0 mm (3.7 in)	57.9 mm (2.3 in)	112 years	80 of 100 (Exceptional)
15 October 2017	Yamba Pilot Station, AU	daily rain	82.8 mm (3.3 in)	41.9 mm (1.6 in)	130 years	73 of 100 (Major)
15 October 2017	Eaton Rapids, US	daily rain	71.4 mm (2.8 in)	44.5 mm (1.8 in)	74 years	72 of 100 (Major)
15 October 2017	Bargara, AU	daily rain	88.0 mm (3.5 in)	61.3 mm (2.4 in)	84 years	69 of 100 (Major)
15 October 2017	Harwood Island (Harwood Sugar, AU	daily rain	97.4 mm (3.8 in)	64.9 mm (2.6 in)	51 years	65 of 100 (Major)
15 October 2017	Galva, US	daily rain	65.3 mm (2.6 in)	50.3 mm (2.0 in)	50 years	65 of 100 (Major)
15 October 2017	Kewanee 1E, US	daily rain	83.6 mm (3.3 in)	68.1 mm (2.7 in)	60 years	65 of 100 (Major)
15 October 2017	Benton Harbor AP, US	daily rain	80.0 mm (3.1 in)	56.6 mm (2.2 in)	51 years	65 of 100 (Major)
15 October 2017	Dinghai, CN	daily rain	157.7 mm (6.2 in)	98.9 mm (3.9 in)	52 years	61 of 100 (Major)
15 October 2017	Saint Johns, US	daily rain	49.5 mm (1.9 in)	30.4 mm (1.2 in)	75 years	61 of 100 (Major)
15 October 2017	De Kalb, US	daily rain	74.4 mm (2.9 in)	60.4 mm (2.4 in)	50 years	60 of 100 (Major)
15 October 2017	Ottawa 4SW, US	monthly rain	81.3 mm (3.2 in)	13.7 mm (0.5 in)	86 years	59 of 100 (Notable)
15 October 2017	Coraki Post Office, AU	daily rain	63.2 mm (2.5 in)	41.1 mm (1.6 in)	64 years	57 of 100 (Notable)
15 October 2017	Charlotte, US	daily rain	72.1 mm (2.8 in)	36.5 mm (1.4 in)	24 years	57 of 100 (Notable)
15 October 2017	Mallanganee (Hereford Hills), AU	monthly rain	106.0 mm (4.2 in)	51.0 mm (2.0 in)	12 years	56 of 100 (Notable)
15 October 2017	Upper Mongogarie (Marangaroo), AU	monthly rain	126.2 mm (5.0 in)	61.8 mm (2.4 in)	12 years	56 of 100 (Notable)
15 October 2017	Pasighat, IN	daily rain	96.0 mm (3.8 in)	53.8 mm (2.1 in)	92 years	54 of 100 (Notable)
15 October 2017	Aurora Water, US	daily rain	149.9 mm (5.9 in)	122.7 mm (4.8 in)	14 years	54 of 100 (Notable)
15 October 2017	Galesburg, US	daily rain	74.2 mm (2.9 in)	33.1 mm (1.3 in)	50 years	54 of 100 (Notable)
15 October 2017	Hastings, US	daily rain	90.7 mm (3.6 in)	59.2 mm (2.3 in)	14 years	54 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 2017

Records set or tied on this calendar date in each year from 1794 to 2017. 2017 had 1,091 records.

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

Records on 10-15 in each year
Year	Records
1794	1
1795	1
1796	1
1807	1
1808	2
1836	1
1838	1
1839	1
1849	1
1859	2
1862	1
1870	2
1871	4
1873	1
1875	1
1876	3
1877	1
1878	3
1879	3
1881	3
1882	4
1885	2
1886	1
1887	8
1889	2
1891	4
1892	1
1893	5
1894	9
1895	3
1896	8
1897	2
1898	3
1899	4
1900	3
1901	4
1902	7
1903	13
1904	10
1905	13
1906	7
1907	11
1908	13
1909	17
1910	14
1911	18
1912	17
1913	70
1914	28
1915	48
1916	21
1917	29
1918	21
1919	65
1920	38
1921	160
1922	43
1923	66
1924	118
1925	221
1926	125
1927	94
1928	385
1929	200
1930	282
1931	461
1932	213
1933	255
1934	434
1935	303
1936	126
1937	1,444
1938	598
1939	461
1940	458
1941	330
1942	494
1943	704
1944	246
1945	487
1946	354
1947	963
1948	224
1949	546
1950	321
1951	341
1952	662
1953	374
1954	945
1955	444
1956	555
1957	461
1958	606
1959	411
1960	600
1961	834
1962	1,009
1963	522
1964	488
1965	299
1966	1,265
1967	464
1968	1,111
1969	1,074
1970	642
1971	744
1972	584
1973	525
1974	768
1975	808
1976	791
1977	543
1978	886
1979	720
1980	1,006
1981	965
1982	297
1983	653
1984	1,236
1985	1,068
1986	768
1987	900
1988	896
1989	560
1990	1,134
1991	1,139
1992	1,530
1993	1,066
1994	1,103
1995	1,008
1996	458
1997	964
1998	806
1999	766
2000	625
2001	705
2002	965
2003	737
2004	716
2005	610
2006	1,305
2007	702
2008	959
2009	2,365
2010	1,095
2011	906
2012	909
2013	631
2014	901
2015	1,139
2016	674
2017	1,091
2018	2,681
2019	479
2020	499
2021	983
2022	633
2023	319
2024	748
2025	697

Download the Data

Data for records on 2017-10-15: 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 2026-10-12 (12 October 2026). Records are computed by this site and are not official.

Data as of 2026-10-12. Last revised 12 October 2026 (2026-10-12).

Margin	Records
0 to 50	879
50 to 100	25
100 to 150	1
150 to 200	0
200 to 250	1