Weather Records on 31 October 1947

371 weather records were set or tied worldwide on 31 October 1947. Highest significance: Woomera (South Gap Station), AU.

Key Facts for 31 October 1947

On 31 October 1947, 371 weather records were set or tied at long-record stations worldwide.
120 were record highs and 14 were record lows, counting maximum and minimum temperature.
By timescale, 0 were all-time records, 9 monthly and 362 daily.
Woomera (South Gap Station) set a daily record precipitation of 34.3 mm (1.4 in) on 31 October 1947.
Across 163 earlier years (1805 to 2025) the same calendar date averaged 472 records.

Record Map

371 stations

371 station records on 31 October 1947 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 31 October 1947: highest significance records shown on the map
Station	Country	Type	Value	Significance
Woomera (South Gap Station)	Australia	Record daily precipitation	34.3 mm (1.4 in)	64 of 100 (Major)
Burra Burra	Australia	Record daily precipitation	53.6 mm (2.1 in)	60 of 100 (Major)
Biamble	Australia	Record daily precipitation	52.1 mm (2.1 in)	58 of 100 (Notable)
Belton (Shadow Vale)	Australia	Record daily precipitation	25.9 mm (1.0 in)	57 of 100 (Notable)
Highcroft	Australia	Record daily precipitation	111.5 mm (4.4 in)	57 of 100 (Notable)
Hobart (Ellerslie Road)	Australia	Record daily precipitation	60.7 mm (2.4 in)	55 of 100 (Notable)
Rokeby (the Mall)	Australia	Record daily precipitation	61.2 mm (2.4 in)	49 of 100 (Notable)
Cambridge (Milford)	Australia	Record daily precipitation	47.2 mm (1.9 in)	49 of 100 (Notable)
Quorn	Australia	Record daily precipitation	26.4 mm (1.0 in)	47 of 100 (Notable)
Lenah Valley (Augusta Road)	Australia	Record daily precipitation	40.4 mm (1.6 in)	47 of 100 (Notable)
Premaydena Hatchery	Australia	Record daily precipitation	45.7 mm (1.8 in)	46 of 100 (Notable)
Killora (Grasmere)	Australia	Record daily precipitation	54.6 mm (2.1 in)	45 of 100 (Notable)
Robeville	Australia	Record daily precipitation	48.3 mm (1.9 in)	45 of 100 (Notable)
Pimba	Australia	Record daily precipitation	30.5 mm (1.2 in)	44 of 100 (Notable)
Eaglehawk Neck (Jetty Road)	Australia	Record daily precipitation	46.7 mm (1.8 in)	44 of 100 (Notable)
Honomanu 450	United States	Record daily precipitation	189.0 mm (7.4 in)	44 of 100 (Notable)
Grassmere 1	Australia	Record daily precipitation	27.9 mm (1.1 in)	42 of 100 (Notable)
Sunny Corner (Snow Line)	Australia	Record daily precipitation	44.7 mm (1.8 in)	42 of 100 (Notable)
Milly Milly	Australia	Record daily precipitation	52.3 mm (2.1 in)	40 of 100 (Notable)
Genoa	Italy	Record daily precipitation	70.4 mm (2.8 in)	40 of 100 (Notable)
Richmond (Brookbank)	Australia	Record daily precipitation	39.6 mm (1.6 in)	39 of 100 (Notable)
White Cliffs (Tarella)	Australia	Record daily precipitation	29.2 mm (1.1 in)	38 of 100 (Notable)
Lunawanna	Australia	Record daily precipitation	57.4 mm (2.3 in)	37 of 100 (Notable)
Neilrex (Caigan)	Australia	Record daily precipitation	30.5 mm (1.2 in)	36 of 100 (Notable)
Tonderburine	Australia	Record daily precipitation	28.4 mm (1.1 in)	36 of 100 (Notable)
Hobart Botanical Gardens	Australia	Record daily precipitation	42.7 mm (1.7 in)	35 of 100 (Notable)
Port Arthur	Australia	Record daily precipitation	80.0 mm (3.1 in)	33 of 100 (Routine)
Fayetteville	United States	Record daily precipitation	80.5 mm (3.2 in)	33 of 100 (Routine)
Fayetteville Exp STN	United States	Record daily precipitation	79.2 mm (3.1 in)	33 of 100 (Routine)
Trundle (Brookview St)	Australia	Record daily precipitation	48.5 mm (1.9 in)	32 of 100 (Routine)
Lankaran	Azerbaijan	Record daily precipitation	73.0 mm (2.9 in)	31 of 100 (Routine)
Mutooroo	Australia	Record daily precipitation	39.4 mm (1.6 in)	31 of 100 (Routine)
Wyanga (Barcoo)	Australia	Record daily precipitation	38.1 mm (1.5 in)	31 of 100 (Routine)
Sandford (Maydena)	Australia	Record daily precipitation	56.9 mm (2.2 in)	31 of 100 (Routine)
New Orleans Audubon	United States	Record daily precipitation	69.3 mm (2.7 in)	30 of 100 (Routine)
Parksville	Canada	Record daily precipitation	28.2 mm (1.1 in)	29 of 100 (Routine)
Little Falls City Rsch	United States	Record daily precipitation	32.8 mm (1.3 in)	29 of 100 (Routine)
Valley City 3 NNW	United States	Record daily precipitation	28.4 mm (1.1 in)	29 of 100 (Routine)
Mulgundawa Salt	Australia	Record daily precipitation	39.6 mm (1.6 in)	28 of 100 (Routine)
Darbys Falls (Riverslea)	Australia	Record daily precipitation	36.3 mm (1.4 in)	27 of 100 (Routine)
Burrumbuttock (Holyrood)	Australia	Record daily precipitation	26.2 mm (1.0 in)	27 of 100 (Routine)
Gloversville	United States	Record daily precipitation	35.6 mm (1.4 in)	27 of 100 (Routine)
Snug Primary School	Australia	Record daily precipitation	45.7 mm (1.8 in)	26 of 100 (Routine)
Nikolaev	Ukraine	Record low minimum temperature	-5.1 C (22.8 F)	25 of 100 (Routine)
Monroe	United States	Record daily precipitation	53.1 mm (2.1 in)	25 of 100 (Routine)
Pocahontas	United States	Record daily precipitation	38.6 mm (1.5 in)	25 of 100 (Routine)
Franklin	Australia	Record daily precipitation	29.2 mm (1.1 in)	24 of 100 (Routine)
Sorell (Whitlea)	Australia	Record daily precipitation	46.5 mm (1.8 in)	24 of 100 (Routine)
Shawnigan Lake	Canada	Record daily precipitation	39.1 mm (1.5 in)	24 of 100 (Routine)
Norwalk	United States	Record high maximum temperature	25.0 C (77.0 F)	24 of 100 (Routine)
Stockport	United States	Record daily precipitation	39.6 mm (1.6 in)	24 of 100 (Routine)
Jamestown State Hosp	United States	Record high minimum temperature	6.1 C (43.0 F)	24 of 100 (Routine)
Branxholm (Stoke Street)	Australia	Record daily precipitation	31.2 mm (1.2 in)	23 of 100 (Routine)
Pittsfield	United States	Record daily precipitation	39.9 mm (1.6 in)	23 of 100 (Routine)
Cooperstown	United States	Record daily precipitation	25.9 mm (1.0 in)	23 of 100 (Routine)
Cape Bruny Lighthouse	Australia	Record daily precipitation	57.4 mm (2.3 in)	22 of 100 (Routine)
Wappingers Falls	United States	Record daily precipitation	57.7 mm (2.3 in)	22 of 100 (Routine)
Cet Central England	United Kingdom	Record high maximum temperature	15.3 C (59.5 F)	21 of 100 (Routine)
Greenfield	United States	Record high minimum temperature	9.4 C (48.9 F)	21 of 100 (Routine)
Vashon Island	United States	Record high minimum temperature	11.1 C (52.0 F)	21 of 100 (Routine)

Counts by Type and Timescale

371 records

Records set or tied on 31 October 1947 by type: Highest daily maximum 44, Lowest daily maximum 9, Highest daily minimum 76, Lowest daily minimum 5, Heaviest daily rainfall 236, Heaviest daily snowfall 1.

Records on 31 October 1947 by type
Record type	Records
Highest daily maximum	44
Lowest daily maximum	9
Highest daily minimum	76
Lowest daily minimum	5
Heaviest daily rainfall	236
Heaviest daily snowfall	1
Deepest snow cover	0

Records on 31 October 1947 by timescale: all-time 0, monthly 9, daily 362.

How Much Records Were Beaten By

320 broken records

Margins by which the 320 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 111.5. Ties are not counted.

Top 20 by Significance

31 October 1947

Top 20 records on 31 October 1947 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
31 October 1947	Woomera (South Gap Station), AU	daily rain	34.3 mm (1.4 in)	34.3 mm (1.4 in)	62 years	64 of 100 (Major)
31 October 1947	Burra Burra, AU	daily rain	53.6 mm (2.1 in)	32.5 mm (1.3 in)	61 years	60 of 100 (Major)
31 October 1947	Biamble, AU	daily rain	52.1 mm (2.1 in)	32.3 mm (1.3 in)	50 years	58 of 100 (Notable)
31 October 1947	Belton (Shadow Vale), AU	daily rain	25.9 mm (1.0 in)	24.9 mm (1.0 in)	62 years	57 of 100 (Notable)
31 October 1947	Highcroft, AU	monthly rain	111.5 mm (4.4 in)	37.8 mm (1.5 in)	16 years	57 of 100 (Notable)
31 October 1947	Hobart (Ellerslie Road), AU	daily rain	60.7 mm (2.4 in)	29.5 mm (1.2 in)	36 years	55 of 100 (Notable)
31 October 1947	Rokeby (the Mall), AU	monthly rain	61.2 mm (2.4 in)	17.8 mm (0.7 in)	0 years	49 of 100 (Notable)
31 October 1947	Cambridge (Milford), AU	daily rain	47.2 mm (1.9 in)	23.1 mm (0.9 in)	36 years	49 of 100 (Notable)
31 October 1947	Quorn, AU	daily rain	26.4 mm (1.0 in)	22.6 mm (0.9 in)	33 years	47 of 100 (Notable)
31 October 1947	Lenah Valley (Augusta Road), AU	daily rain	40.4 mm (1.6 in)	22.4 mm (0.9 in)	8 years	47 of 100 (Notable)
31 October 1947	Premaydena Hatchery, AU	daily rain	45.7 mm (1.8 in)	27.2 mm (1.1 in)	34 years	46 of 100 (Notable)
31 October 1947	Killora (Grasmere), AU	daily rain	54.6 mm (2.1 in)	35.5 mm (1.4 in)	8 years	45 of 100 (Notable)
31 October 1947	Robeville, AU	daily rain	48.3 mm (1.9 in)	33.3 mm (1.3 in)	8 years	45 of 100 (Notable)
31 October 1947	Pimba, AU	daily rain	30.5 mm (1.2 in)	28.7 mm (1.1 in)	5 years	44 of 100 (Notable)
31 October 1947	Eaglehawk Neck (Jetty Road), AU	daily rain	46.7 mm (1.8 in)	20.0 mm (0.8 in)	55 years	44 of 100 (Notable)
31 October 1947	Honomanu 450, US	daily rain	189.0 mm (7.4 in)	111.5 mm (4.4 in)	0 years	44 of 100 (Notable)
31 October 1947	Grassmere 1, AU	daily rain	27.9 mm (1.1 in)	17.7 mm (0.7 in)	40 years	42 of 100 (Notable)
31 October 1947	Sunny Corner (Snow Line), AU	daily rain	44.7 mm (1.8 in)	27.9 mm (1.1 in)	24 years	42 of 100 (Notable)
31 October 1947	Milly Milly, AU	monthly rain	52.3 mm (2.1 in)	26.4 mm (1.0 in)	2 years	40 of 100 (Notable)
31 October 1947	Genoa, IT	daily rain	70.4 mm (2.8 in)	13.9 mm (0.5 in)	81 years	40 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

1805 to 1947

Records set or tied on this calendar date in each year from 1805 to 1947. 1947 had 371 records.

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

Records on 10-31 in each year
Year	Records
1805	1
1811	2
1828	1
1836	1
1838	1
1839	1
1841	1
1845	1
1847	2
1848	1
1852	2
1856	1
1865	1
1868	1
1869	3
1873	2
1875	2
1876	1
1877	1
1878	1
1879	1
1880	1
1881	6
1883	1
1884	3
1886	1
1887	2
1888	3
1889	5
1891	3
1892	4
1893	3
1894	5
1895	4
1896	10
1897	1
1898	5
1899	4
1900	5
1901	4
1902	5
1903	5
1904	7
1905	21
1906	38
1907	22
1908	13
1909	15
1910	18
1911	32
1912	14
1913	39
1914	33
1915	11
1916	72
1917	67
1918	72
1919	112
1920	63
1921	22
1922	72
1923	359
1924	244
1925	405
1926	153
1927	183
1928	120
1929	234
1930	240
1931	178
1932	260
1933	796
1934	410
1935	981
1936	307
1937	335
1938	399
1939	415
1940	248
1941	536
1942	578
1943	213
1944	611
1945	287
1946	530
1947	371
1948	695
1949	831
1950	1,237
1951	527
1952	393
1953	303
1954	460
1955	427
1956	1,086
1957	392
1958	314
1959	484
1960	296
1961	511
1962	344
1963	631
1964	538
1965	340
1966	630
1967	748
1968	605
1969	531
1970	412
1971	992
1972	1,234
1973	581
1974	1,192
1975	827
1976	655
1977	616
1978	538
1979	1,130
1980	657
1981	497
1982	560
1983	782
1984	1,054
1985	632
1986	396
1987	1,002
1988	1,058
1989	857
1990	990
1991	3,294
1992	1,324
1993	2,926
1994	1,004
1995	1,051
1996	1,074
1997	1,553
1998	1,410
1999	997
2000	1,114
2001	1,218
2002	1,613
2003	1,167
2004	870
2005	1,048
2006	842
2007	613
2008	1,256
2009	1,030
2010	931
2011	746
2012	884
2013	623
2014	547
2015	691
2016	1,012
2017	437
2018	414
2019	2,501
2020	542
2021	469
2022	497
2023	960
2024	1,133
2025	314

Download the Data

Data for records on 1947-10-31: 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	292
20 to 40	27
40 to 60	0
60 to 80	0
80 to 100	0
100 to 120	1