Weather Records on 18 October 1951

325 weather records were set or tied worldwide on 18 October 1951. Highest significance: Wawaitin, CA.

Key Facts for 18 October 1951

On 18 October 1951, 325 weather records were set or tied at long-record stations worldwide.
43 were record highs and 108 were record lows, counting maximum and minimum temperature.
By timescale, 0 were all-time records, 9 monthly and 316 daily.
Wawaitin set a monthly record daily precipitation of 57.7 mm (2.3 in) on 18 October 1951.
Across 167 earlier years (1794 to 2025) the same calendar date averaged 434 records.

Record Map

325 stations

325 station records on 18 October 1951 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 18 October 1951: highest significance records shown on the map
Station	Country	Type	Value	Significance
Wawaitin	Canada	Record daily precipitation	57.7 mm (2.3 in)	61 of 100 (Major)
Lenah Valley (Augusta Road)	Australia	Record daily precipitation	69.1 mm (2.7 in)	57 of 100 (Notable)
Premaydena Hatchery	Australia	Record daily precipitation	45.7 mm (1.8 in)	54 of 100 (Notable)
Rokeby (the Mall)	Australia	Record daily precipitation	46.5 mm (1.8 in)	54 of 100 (Notable)
Hobart (Ellerslie Road)	Australia	Record daily precipitation	63.8 mm (2.5 in)	53 of 100 (Notable)
Southport	Australia	Record daily precipitation	52.3 mm (2.1 in)	53 of 100 (Notable)
Kempton (Oakmore)	Australia	Record daily precipitation	45.0 mm (1.8 in)	53 of 100 (Notable)
Colebrook (the Meadows)	Australia	Record daily precipitation	43.9 mm (1.7 in)	52 of 100 (Notable)
Lindisfarne	Australia	Record daily precipitation	44.2 mm (1.7 in)	52 of 100 (Notable)
Old Beach (Compton)	Australia	Record daily precipitation	47.0 mm (1.9 in)	51 of 100 (Notable)
Richmond (Brookbank)	Australia	Record daily precipitation	45.5 mm (1.8 in)	51 of 100 (Notable)
Petcheys Bay	Australia	Record daily precipitation	39.4 mm (1.6 in)	50 of 100 (Notable)
Steppes (Old Post Office)	Australia	Record daily precipitation	44.5 mm (1.8 in)	48 of 100 (Notable)
Triabunna (3 Boyle Street)	Australia	Record daily precipitation	39.4 mm (1.6 in)	47 of 100 (Notable)
Bagdad	Australia	Record daily precipitation	38.6 mm (1.5 in)	47 of 100 (Notable)
Killora (Grasmere)	Australia	Record daily precipitation	46.0 mm (1.8 in)	47 of 100 (Notable)
Singimari	India	Record daily precipitation	62.0 mm (2.4 in)	46 of 100 (Notable)
Cochrane	Canada	Record daily precipitation	34.0 mm (1.3 in)	44 of 100 (Notable)
Apsley (Parki)	Australia	Record daily precipitation	28.7 mm (1.1 in)	41 of 100 (Notable)
Franklin	Australia	Record daily precipitation	58.9 mm (2.3 in)	41 of 100 (Notable)
Lymington (Fattys Lane)	Australia	Record daily precipitation	35.6 mm (1.4 in)	41 of 100 (Notable)
Cambridge (Milford)	Australia	Record daily precipitation	29.2 mm (1.1 in)	41 of 100 (Notable)
Quesnel	Canada	Record daily snowfall	14.0 cm (5.5 in)	40 of 100 (Notable)
Kingston	Australia	Record daily precipitation	44.2 mm (1.7 in)	38 of 100 (Notable)
Olds	Canada	Record daily snowfall	11.4 cm (4.5 in)	37 of 100 (Notable)
Richmond (Lowlands)	Australia	Record daily precipitation	33.8 mm (1.3 in)	35 of 100 (Notable)
Mangalore (Mangalore Farm)	Australia	Record daily precipitation	28.4 mm (1.1 in)	35 of 100 (Notable)
Kapuskasing Cda	Canada	Record daily snowfall	17.8 cm (7.0 in)	34 of 100 (Routine)
Valemount	Canada	Record daily snowfall	7.6 cm (3.0 in)	33 of 100 (Routine)
Tyndall	United States	Record daily snowfall	6.4 cm (2.5 in)	33 of 100 (Routine)
Sandford (Maydena)	Australia	Record daily precipitation	27.4 mm (1.1 in)	31 of 100 (Routine)
Canton	United States	Record daily snowfall	5.1 cm (2.0 in)	31 of 100 (Routine)
Hobart (Waterworks Reserve)	Australia	Record daily precipitation	61.7 mm (2.4 in)	30 of 100 (Routine)
Feodosiia	Ukraine	Record low maximum temperature	7.6 C (45.7 F)	30 of 100 (Routine)
Newport	United States	Record daily snowfall	7.6 cm (3.0 in)	30 of 100 (Routine)
Fairfax	United States	Record daily snowfall	5.1 cm (2.0 in)	29 of 100 (Routine)
Nugent	Australia	Record daily precipitation	35.6 mm (1.4 in)	28 of 100 (Routine)
Hobart (Ellerslie Road)	Australia	Record low maximum temperature	9.7 C (49.5 F)	27 of 100 (Routine)
Mount Nelson	Australia	Record daily precipitation	41.1 mm (1.6 in)	27 of 100 (Routine)
Mount Wellington (the Springs)	Australia	Record daily precipitation	59.7 mm (2.4 in)	26 of 100 (Routine)
Wastina Hemaruka	Canada	Record low minimum temperature	-22.2 C (-8.0 F)	26 of 100 (Routine)
Three Hills	Canada	Record daily snowfall	10.2 cm (4.0 in)	26 of 100 (Routine)
Calgary Int'l A	Canada	Record daily snowfall	12.2 cm (4.8 in)	26 of 100 (Routine)
Cochrane	Canada	Record daily snowfall	6.4 cm (2.5 in)	26 of 100 (Routine)
Scott Cda	Canada	Record low minimum temperature	-19.4 C (-2.9 F)	25 of 100 (Routine)
Iroquois Falls	Canada	Record daily precipitation	54.9 mm (2.2 in)	25 of 100 (Routine)
Fingal (Legge Street)	Australia	Record daily precipitation	33.8 mm (1.3 in)	24 of 100 (Routine)
Swansea (Kelvedon)	Australia	Record daily precipitation	26.7 mm (1.1 in)	24 of 100 (Routine)
Vulcan	Canada	Record daily snowfall	7.6 cm (3.0 in)	24 of 100 (Routine)
Pointe Au Pere	Canada	Record high minimum temperature	8.9 C (48.0 F)	24 of 100 (Routine)
Uttamachipura	India	Record daily precipitation	45.7 mm (1.8 in)	24 of 100 (Routine)
Odesa	Ukraine	Record low maximum temperature	6.3 C (43.3 F)	24 of 100 (Routine)
Cranbrook (Cranbrook House)	Australia	Record daily precipitation	33.8 mm (1.3 in)	23 of 100 (Routine)
Oatlands (Bow Hill)	Australia	Record daily precipitation	26.2 mm (1.0 in)	23 of 100 (Routine)
Calgary Int'l A	Canada	Record low minimum temperature	-15.6 C (3.9 F)	23 of 100 (Routine)
Galva	United States	Record daily precipitation	28.4 mm (1.1 in)	23 of 100 (Routine)
Bloomfield	United States	Record low maximum temperature	7.8 C (46.0 F)	23 of 100 (Routine)
Kosmos	United States	Record daily precipitation	35.3 mm (1.4 in)	23 of 100 (Routine)
Fernie	Canada	Record daily snowfall	8.9 cm (3.5 in)	22 of 100 (Routine)
Arnsberg	Germany	Record low minimum temperature	-1.5 C (29.3 F)	22 of 100 (Routine)

Counts by Type and Timescale

325 records

Records set or tied on 18 October 1951 by type: Highest daily maximum 30, Lowest daily maximum 71, Highest daily minimum 13, Lowest daily minimum 37, Heaviest daily rainfall 130, Heaviest daily snowfall 44.

Records on 18 October 1951 by type
Record type	Records
Highest daily maximum	30
Lowest daily maximum	71
Highest daily minimum	13
Lowest daily minimum	37
Heaviest daily rainfall	130
Heaviest daily snowfall	44
Deepest snow cover	0

Records on 18 October 1951 by timescale: all-time 0, monthly 9, daily 316.

How Much Records Were Beaten By

267 broken records

Margins by which the 267 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 115.0. Ties are not counted.

Top 20 by Significance

18 October 1951

Top 20 records on 18 October 1951 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
18 October 1951	Wawaitin, CA	monthly rain	57.7 mm (2.3 in)	21.4 mm (0.8 in)	37 years	61 of 100 (Major)
18 October 1951	Lenah Valley (Augusta Road), AU	monthly rain	69.1 mm (2.7 in)	20.6 mm (0.8 in)	18 years	57 of 100 (Notable)
18 October 1951	Premaydena Hatchery, AU	daily rain	45.7 mm (1.8 in)	36.3 mm (1.4 in)	36 years	54 of 100 (Notable)
18 October 1951	Rokeby (the Mall), AU	daily rain	46.5 mm (1.8 in)	33.8 mm (1.3 in)	28 years	54 of 100 (Notable)
18 October 1951	Hobart (Ellerslie Road), AU	daily rain	63.8 mm (2.5 in)	42.5 mm (1.7 in)	28 years	53 of 100 (Notable)
18 October 1951	Southport, AU	daily rain	52.3 mm (2.1 in)	32.0 mm (1.3 in)	28 years	53 of 100 (Notable)
18 October 1951	Kempton (Oakmore), AU	daily rain	45.0 mm (1.8 in)	28.5 mm (1.1 in)	28 years	53 of 100 (Notable)
18 October 1951	Colebrook (the Meadows), AU	daily rain	43.9 mm (1.7 in)	32.7 mm (1.3 in)	28 years	52 of 100 (Notable)
18 October 1951	Lindisfarne, AU	daily rain	44.2 mm (1.7 in)	30.5 mm (1.2 in)	28 years	52 of 100 (Notable)
18 October 1951	Old Beach (Compton), AU	daily rain	47.0 mm (1.9 in)	32.0 mm (1.3 in)	28 years	51 of 100 (Notable)
18 October 1951	Richmond (Brookbank), AU	daily rain	45.5 mm (1.8 in)	33.3 mm (1.3 in)	28 years	51 of 100 (Notable)
18 October 1951	Petcheys Bay, AU	daily rain	39.4 mm (1.6 in)	24.4 mm (1.0 in)	24 years	50 of 100 (Notable)
18 October 1951	Steppes (Old Post Office), AU	daily rain	44.5 mm (1.8 in)	27.5 mm (1.1 in)	13 years	48 of 100 (Notable)
18 October 1951	Triabunna (3 Boyle Street), AU	daily rain	39.4 mm (1.6 in)	29.2 mm (1.1 in)	8 years	47 of 100 (Notable)
18 October 1951	Bagdad, AU	daily rain	38.6 mm (1.5 in)	19.8 mm (0.8 in)	28 years	47 of 100 (Notable)
18 October 1951	Killora (Grasmere), AU	daily rain	46.0 mm (1.8 in)	25.7 mm (1.0 in)	28 years	47 of 100 (Notable)
18 October 1951	Singimari, IN	daily rain	62.0 mm (2.4 in)	42.4 mm (1.7 in)	46 years	46 of 100 (Notable)
18 October 1951	Cochrane, CA	daily rain	34.0 mm (1.3 in)	16.7 mm (0.7 in)	37 years	44 of 100 (Notable)
18 October 1951	Apsley (Parki), AU	daily rain	28.7 mm (1.1 in)	16.5 mm (0.6 in)	28 years	41 of 100 (Notable)
18 October 1951	Franklin, AU	monthly rain	58.9 mm (2.3 in)	13.7 mm (0.5 in)	18 years	41 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 1951

Records set or tied on this calendar date in each year from 1794 to 1951. 1951 had 325 records.

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

Records on 10-18 in each year
Year	Records
1794	1
1796	1
1799	1
1806	1
1807	1
1810	1
1811	2
1817	1
1832	1
1835	1
1836	1
1843	1
1846	2
1848	1
1849	1
1851	1
1852	1
1859	1
1863	1
1865	2
1866	2
1868	1
1869	1
1871	1
1872	1
1874	4
1876	2
1877	2
1879	3
1881	1
1882	1
1883	2
1887	1
1888	1
1890	4
1892	4
1893	1
1894	3
1895	2
1897	6
1898	5
1899	12
1900	5
1901	5
1902	6
1903	9
1904	12
1905	27
1906	17
1907	11
1908	44
1909	23
1910	50
1911	22
1912	12
1913	26
1914	52
1915	12
1916	64
1917	109
1918	24
1919	31
1920	87
1921	87
1922	59
1923	114
1924	151
1925	153
1926	149
1927	309
1928	316
1929	190
1930	507
1931	350
1932	446
1933	264
1934	222
1935	360
1936	483
1937	671
1938	536
1939	475
1940	532
1941	240
1942	332
1943	844
1944	264
1945	398
1946	355
1947	965
1948	1,128
1949	665
1950	996
1951	325
1952	394
1953	678
1954	621
1955	403
1956	578
1957	220
1958	407
1959	246
1960	612
1961	362
1962	252
1963	492
1964	311
1965	1,066
1966	613
1967	405
1968	737
1969	789
1970	501
1971	1,199
1972	1,581
1973	789
1974	746
1975	779
1976	1,326
1977	533
1978	545
1979	555
1980	1,024
1981	680
1982	654
1983	684
1984	1,331
1985	831
1986	344
1987	518
1988	733
1989	1,196
1990	1,043
1991	999
1992	1,295
1993	1,051
1994	1,296
1995	1,227
1996	795
1997	1,240
1998	1,323
1999	773
2000	823
2001	818
2002	878
2003	1,097
2004	1,156
2005	755
2006	1,328
2007	1,298
2008	531
2009	1,546
2010	634
2011	736
2012	741
2013	430
2014	690
2015	915
2016	1,511
2017	590
2018	759
2019	346
2020	957
2021	387
2022	1,334
2023	693
2024	1,142
2025	367

Download the Data

Data for records on 1951-10-18: 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	218
20 to 40	32
40 to 60	9
60 to 80	5
80 to 100	0
100 to 120	3