Weather Records on 17 October 1947

744 weather records were set or tied worldwide on 17 October 1947. Highest significance: Newry, AU.

Key Facts for 17 October 1947

On 17 October 1947, 744 weather records were set or tied at long-record stations worldwide.
611 were record highs and 8 were record lows, counting maximum and minimum temperature.
By timescale, 0 were all-time records, 27 monthly and 717 daily.
Newry set a daily record precipitation of 49.8 mm (2.0 in) on 17 October 1947.
Across 162 earlier years (1793 to 2025) the same calendar date averaged 438 records.

Record Map

744 stations

744 station records on 17 October 1947 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 17 October 1947: highest significance records shown on the map
Station	Country	Type	Value	Significance
Newry	Australia	Record daily precipitation	49.8 mm (2.0 in)	51 of 100 (Notable)
Gadhinglaj	India	Record daily precipitation	78.7 mm (3.1 in)	50 of 100 (Notable)
Benalla	Australia	Record daily precipitation	31.0 mm (1.2 in)	45 of 100 (Notable)
Mc Minnville	United States	Record daily precipitation	32.8 mm (1.3 in)	39 of 100 (Notable)
Suldalsvatn	Norway	Record snow depth	10.0 cm (3.9 in)	37 of 100 (Notable)
Molakmura	India	Record daily precipitation	78.7 mm (3.1 in)	36 of 100 (Notable)
Navalgund	India	Record daily precipitation	81.5 mm (3.2 in)	36 of 100 (Notable)
Avery Rs	United States	Record daily precipitation	34.5 mm (1.4 in)	36 of 100 (Notable)
Lake Wenatchee	United States	Record daily precipitation	34.3 mm (1.4 in)	36 of 100 (Notable)
Waratah (Mount Road)	Australia	Record daily precipitation	70.6 mm (2.8 in)	34 of 100 (Routine)
Plymouth	United States	Record high maximum temperature	29.4 C (84.9 F)	34 of 100 (Routine)
Huntsville	Canada	Record high maximum temperature	27.8 C (82.0 F)	33 of 100 (Routine)
Tasiilaq	Greenland [Denmark]	Record low minimum temperature	-18.3 C (-0.9 F)	33 of 100 (Routine)
Nashua 2 NNW	United States	Record high maximum temperature	32.8 C (91.0 F)	33 of 100 (Routine)
Dum Dooma /Sookerating Aab	India	Record daily precipitation	92.5 mm (3.6 in)	32 of 100 (Routine)
Forest Grove	United States	Record daily precipitation	31.0 mm (1.2 in)	32 of 100 (Routine)
Summit Grd STN	United States	Record daily precipitation	48.0 mm (1.9 in)	32 of 100 (Routine)
Bulken	Norway	Record snow depth	17.0 cm (6.7 in)	31 of 100 (Routine)
Concord	United States	Record high maximum temperature	32.2 C (90.0 F)	31 of 100 (Routine)
Penn Yan	United States	Record high maximum temperature	31.1 C (88.0 F)	31 of 100 (Routine)
Lake Margaret Dam	Australia	Record daily precipitation	57.9 mm (2.3 in)	30 of 100 (Routine)
Saint John	Canada	Record high maximum temperature	24.4 C (75.9 F)	30 of 100 (Routine)
Framingham	United States	Record high maximum temperature	31.1 C (88.0 F)	30 of 100 (Routine)
Newark Liberty Intl AP	United States	Record high minimum temperature	17.2 C (63.0 F)	30 of 100 (Routine)
Lissadell	Australia	Record daily precipitation	53.6 mm (2.1 in)	29 of 100 (Routine)
Queenstown (Copper Mine)	Australia	Record daily precipitation	39.9 mm (1.6 in)	29 of 100 (Routine)
Lake Louise	Canada	Record daily precipitation	25.4 mm (1.0 in)	29 of 100 (Routine)
Parry Sound	Canada	Record high maximum temperature	24.4 C (75.9 F)	29 of 100 (Routine)
Wokha	India	Record daily precipitation	60.2 mm (2.4 in)	29 of 100 (Routine)
Brockville	Canada	Record high maximum temperature	25.6 C (78.1 F)	28 of 100 (Routine)
Jim Thorpe	United States	Record high minimum temperature	18.9 C (66.0 F)	28 of 100 (Routine)
Menno	United States	Record high minimum temperature	20.6 C (69.1 F)	28 of 100 (Routine)
Sussex	Canada	Record high maximum temperature	28.3 C (82.9 F)	27 of 100 (Routine)
Gargoti	India	Record daily precipitation	38.1 mm (1.5 in)	27 of 100 (Routine)
Milaca	United States	Record high minimum temperature	15.6 C (60.1 F)	27 of 100 (Routine)
Wolfville	Canada	Record high maximum temperature	25.0 C (77.0 F)	26 of 100 (Routine)
Manoharpur	India	Record daily precipitation	46.5 mm (1.8 in)	26 of 100 (Routine)
Myklebust I Breim	Norway	Record snow depth	40.0 cm (15.7 in)	26 of 100 (Routine)
Chestertown	United States	Record high minimum temperature	18.9 C (66.0 F)	26 of 100 (Routine)
Frankfort 2NE	United States	Record high maximum temperature	26.7 C (80.1 F)	26 of 100 (Routine)
Olympia Priest Pt Park	United States	Record daily precipitation	28.2 mm (1.1 in)	26 of 100 (Routine)
Clontarf	Canada	Record high maximum temperature	30.0 C (86.0 F)	25 of 100 (Routine)
Quebec	Canada	Record high maximum temperature	23.3 C (73.9 F)	25 of 100 (Routine)
Shawinigan	Canada	Record high maximum temperature	26.7 C (80.1 F)	25 of 100 (Routine)
Nominingue	Canada	Record high maximum temperature	26.7 C (80.1 F)	25 of 100 (Routine)
Lake Louise	Canada	Record daily snowfall	25.4 cm (10.0 in)	24 of 100 (Routine)
Southampton	Canada	Record high maximum temperature	27.8 C (82.0 F)	24 of 100 (Routine)
Joliette	Canada	Record high maximum temperature	26.7 C (80.1 F)	24 of 100 (Routine)
Fredericton Unb	Canada	Record high maximum temperature	27.2 C (81.0 F)	24 of 100 (Routine)
Manistee 3SE	United States	Record high minimum temperature	13.3 C (55.9 F)	24 of 100 (Routine)
Baudette	United States	Record high minimum temperature	15.6 C (60.1 F)	24 of 100 (Routine)
Beatrice	Canada	Record high maximum temperature	26.1 C (79.0 F)	23 of 100 (Routine)
Grimes Pass 6 S	United States	Record daily precipitation	25.4 mm (1.0 in)	23 of 100 (Routine)
Alexandria	United States	Record high maximum temperature	33.9 C (93.0 F)	23 of 100 (Routine)
Jeanerette 5 NW	United States	Record high maximum temperature	32.8 C (91.0 F)	23 of 100 (Routine)
Manistee 3SE	United States	Record high maximum temperature	27.8 C (82.0 F)	23 of 100 (Routine)
Angus 1 N	United States	Record high minimum temperature	14.4 C (57.9 F)	23 of 100 (Routine)
Parkdale	United States	Record daily precipitation	69.9 mm (2.8 in)	23 of 100 (Routine)
Chelsea	United States	Record high maximum temperature	31.7 C (89.1 F)	23 of 100 (Routine)
Canton 4 SE	United States	Record high maximum temperature	26.7 C (80.1 F)	23 of 100 (Routine)

Counts by Type and Timescale

744 records

Records set or tied on 17 October 1947 by type: Highest daily maximum 385, Lowest daily maximum 6, Highest daily minimum 226, Lowest daily minimum 2, Heaviest daily rainfall 117, Heaviest daily snowfall 1, Deepest snow cover 7.

Records on 17 October 1947 by type
Record type	Records
Highest daily maximum	385
Lowest daily maximum	6
Highest daily minimum	226
Lowest daily minimum	2
Heaviest daily rainfall	117
Heaviest daily snowfall	1
Deepest snow cover	7

Records on 17 October 1947 by timescale: all-time 0, monthly 27, daily 717.

How Much Records Were Beaten By

561 broken records

Margins by which the 561 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 152.0. Ties are not counted.

Top 20 by Significance

17 October 1947

Top 20 records on 17 October 1947 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
17 October 1947	Newry, AU	daily rain	49.8 mm (2.0 in)	49.8 mm (2.0 in)	44 years	51 of 100 (Notable)
17 October 1947	Gadhinglaj, IN	daily rain	78.7 mm (3.1 in)	64.7 mm (2.5 in)	22 years	50 of 100 (Notable)
17 October 1947	Benalla, AU	daily rain	31.0 mm (1.2 in)	25.4 mm (1.0 in)	8 years	45 of 100 (Notable)
17 October 1947	Mc Minnville, US	daily rain	32.8 mm (1.3 in)	21.4 mm (0.8 in)	25 years	39 of 100 (Notable)
17 October 1947	Suldalsvatn, NO	daily snow depth	10.0 cm (3.9 in)	8.0 cm (3.1 in)	46 years	37 of 100 (Notable)
17 October 1947	Molakmura, IN	daily rain	78.7 mm (3.1 in)	48.2 mm (1.9 in)	29 years	36 of 100 (Notable)
17 October 1947	Navalgund, IN	daily rain	81.5 mm (3.2 in)	43.4 mm (1.7 in)	28 years	36 of 100 (Notable)
17 October 1947	Avery Rs, US	daily rain	34.5 mm (1.4 in)	18.0 mm (0.7 in)	29 years	36 of 100 (Notable)
17 October 1947	Lake Wenatchee, US	daily rain	34.3 mm (1.4 in)	25.9 mm (1.0 in)	25 years	36 of 100 (Notable)
17 October 1947	Waratah (Mount Road), AU	monthly rain	70.6 mm (2.8 in)	12.7 mm (0.5 in)	19 years	34 of 100 (Routine)
17 October 1947	Plymouth, US	monthly high max	29.4 C (84.9 F)	1.1 C (2.0 F)	56 years	34 of 100 (Routine)
17 October 1947	Huntsville, CA	daily high max	27.8 C (82.0 F)	4.5 C (8.1 F)	67 years	33 of 100 (Routine)
17 October 1947	Tasiilaq, GL	monthly low min	-18.3 C (-0.9 F)	4.1 C (7.4 F)	25 years	33 of 100 (Routine)
17 October 1947	Nashua 2 NNW, US	monthly high max	32.8 C (91.0 F)	1.7 C (3.1 F)	49 years	33 of 100 (Routine)
17 October 1947	Dum Dooma /Sookerating Aab, IN	daily rain	92.5 mm (3.6 in)	22.1 mm (0.9 in)	44 years	32 of 100 (Routine)
17 October 1947	Forest Grove, US	daily rain	31.0 mm (1.2 in)	12.7 mm (0.5 in)	40 years	32 of 100 (Routine)
17 October 1947	Summit Grd STN, US	daily rain	48.0 mm (1.9 in)	20.6 mm (0.8 in)	36 years	32 of 100 (Routine)
17 October 1947	Bulken, NO	daily snow depth	17.0 cm (6.7 in)	13.0 cm (5.1 in)	21 years	31 of 100 (Routine)
17 October 1947	Concord, US	monthly high max	32.2 C (90.0 F)	1.1 C (2.0 F)	49 years	31 of 100 (Routine)
17 October 1947	Penn Yan, US	daily high max	31.1 C (88.0 F)	7.2 C (13.0 F)	47 years	31 of 100 (Routine)

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 1947

Records set or tied on this calendar date in each year from 1793 to 1947. 1947 had 744 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 1947-10-17: 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 2026-10-15. Last revised 15 October 2026 (2026-10-15).

Margin	Records
0 to 20	538
20 to 40	13
40 to 60	5
60 to 80	2
80 to 100	1
100 to 120	0
120 to 140	1
140 to 160	1