Weather Records on 18 October 1920

87 weather records were set or tied worldwide on 18 October 1920. Highest significance: Casino Airport, AU.

Key Facts for 18 October 1920

On 18 October 1920, 87 weather records were set or tied at long-record stations worldwide.
21 were record highs and 23 were record lows, counting maximum and minimum temperature.
By timescale, 0 were all-time records, 1 monthly and 86 daily.
Casino Airport set a daily record precipitation of 87.6 mm (3.4 in) on 18 October 1920.
Across 167 earlier years (1794 to 2025) the same calendar date averaged 436 records.

Record Map

87 stations

87 station records on 18 October 1920 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 18 October 1920: highest significance records shown on the map
Station	Country	Type	Value	Significance
Casino Airport	Australia	Record daily precipitation	87.6 mm (3.4 in)	50 of 100 (Notable)
Warwick Post Office	Australia	Record daily precipitation	46.5 mm (1.8 in)	48 of 100 (Notable)
Lismore (Centre Street)	Australia	Record daily precipitation	54.6 mm (2.1 in)	43 of 100 (Notable)
Yetman (Warialda Street)	Australia	Record daily precipitation	40.6 mm (1.6 in)	40 of 100 (Notable)
Lawrence Post Office	Australia	Record daily precipitation	41.9 mm (1.6 in)	35 of 100 (Notable)
Maclean (McLachlan Street)	Australia	Record daily precipitation	39.4 mm (1.6 in)	29 of 100 (Routine)
Gladstone Post Office	Australia	Record daily precipitation	57.9 mm (2.3 in)	24 of 100 (Routine)
Fernmount	Australia	Record daily precipitation	86.4 mm (3.4 in)	23 of 100 (Routine)
Ft Bidwell	United States	Record low maximum temperature	5.0 C (41.0 F)	23 of 100 (Routine)
Tabulam Post Office	Australia	Record daily precipitation	80.0 mm (3.1 in)	22 of 100 (Routine)
Nerang Gilston Rd	Australia	Record daily precipitation	43.2 mm (1.7 in)	21 of 100 (Routine)
Pilliga Post Office	Australia	Record daily precipitation	19.1 mm (0.8 in)	20 of 100 (Routine)
Hillview	Canada	Record daily precipitation	23.6 mm (0.9 in)	20 of 100 (Routine)
Hermannsburg	Australia	Record daily precipitation	7.4 mm (0.29 in)	20 of 100 (Routine)
Tempe Downs	Australia	Record daily precipitation	7.1 mm (0.28 in)	20 of 100 (Routine)
Glenaroua	Australia	Record daily precipitation	22.6 mm (0.9 in)	20 of 100 (Routine)
Nuwara Eliya	Sri Lanka	Record low minimum temperature	7.4 C (45.3 F)	20 of 100 (Routine)
Kristianstad	Sweden	Record low minimum temperature	-5.5 C (22.1 F)	20 of 100 (Routine)
Huron Rgnl AP	United States	Record high minimum temperature	13.3 C (55.9 F)	20 of 100 (Routine)
Winnemucca AP	United States	Record daily snowfall	2.0 cm (0.8 in)	20 of 100 (Routine)
Chinchilla Water Treatment Pla	Australia	Record daily precipitation	17.0 mm (0.7 in)	18 of 100 (Routine)
Moree Post Office	Australia	Record daily precipitation	18.3 mm (0.7 in)	18 of 100 (Routine)
Killarney Post Office	Australia	Record daily precipitation	16.8 mm (0.7 in)	16 of 100 (Routine)
Ramornie	Australia	Record daily precipitation	30.5 mm (1.2 in)	16 of 100 (Routine)
Coldwater	Canada	Record high minimum temperature	13.3 C (55.9 F)	16 of 100 (Routine)
Orebro	Sweden	Record low minimum temperature	-4.5 C (23.9 F)	16 of 100 (Routine)
Winnemucca AP	United States	Record low maximum temperature	6.7 C (44.1 F)	16 of 100 (Routine)
Winnemucca AP	United States	Record daily precipitation	5.6 mm (0.22 in)	16 of 100 (Routine)
Brandon Cda	Canada	Record daily precipitation	13.7 mm (0.5 in)	15 of 100 (Routine)
Sidi-Bel-Abbes	Algeria	Record low maximum temperature	19.0 C (66.2 F)	14 of 100 (Routine)
Bundaberg Post Office	Australia	Record daily precipitation	34.3 mm (1.4 in)	14 of 100 (Routine)
Hawkwood Station	Australia	Record daily precipitation	13.2 mm (0.5 in)	14 of 100 (Routine)
London South	Canada	Record high minimum temperature	11.7 C (53.1 F)	14 of 100 (Routine)
Ferrara	Italy	Record daily precipitation	32.5 mm (1.3 in)	14 of 100 (Routine)
Karlshamn	Sweden	Record low minimum temperature	-4.0 C (24.8 F)	14 of 100 (Routine)
Moonaree	Australia	Record daily precipitation	13.2 mm (0.5 in)	13 of 100 (Routine)
Boggabri Post Office	Australia	Record daily precipitation	18.3 mm (0.7 in)	13 of 100 (Routine)
Kristianstad	Sweden	Record low maximum temperature	5.0 C (41.0 F)	13 of 100 (Routine)
Vanersborg	Sweden	Record low minimum temperature	-4.0 C (24.8 F)	13 of 100 (Routine)
Concordia ASOS	United States	Record high minimum temperature	15.6 C (60.1 F)	13 of 100 (Routine)
Sacramento 5 ESE	United States	Record low maximum temperature	15.6 C (60.1 F)	13 of 100 (Routine)
Woodstock	Canada	Record high minimum temperature	12.2 C (54.0 F)	12 of 100 (Routine)
Bremen-Seefahrtschule	Germany	Record low minimum temperature	0.1 C (32.2 F)	12 of 100 (Routine)
Magdeburg	Germany	Record low minimum temperature	-0.7 C (30.7 F)	12 of 100 (Routine)
Lincoln UNIV Pwr Plt	United States	Record high minimum temperature	16.1 C (61.0 F)	12 of 100 (Routine)
Arrowie	Australia	Record daily precipitation	2.3 mm (0.09 in)	11 of 100 (Routine)
Musgrave	Australia	Record daily precipitation	4.6 mm (0.18 in)	11 of 100 (Routine)
Goodna Ampol	Australia	Record daily precipitation	12.7 mm (0.5 in)	11 of 100 (Routine)
Cambooya Post Office	Australia	Record daily precipitation	14.0 mm (0.6 in)	11 of 100 (Routine)
Altastenberg	Germany	Record low minimum temperature	-3.3 C (26.1 F)	11 of 100 (Routine)
Leyburn Post Office	Australia	Record daily precipitation	5.6 mm (0.22 in)	10 of 100 (Routine)
Port Arthur	Canada	Record high minimum temperature	8.9 C (48.0 F)	10 of 100 (Routine)
Alton	Canada	Record high minimum temperature	9.4 C (48.9 F)	10 of 100 (Routine)
Waren	Germany	Record low minimum temperature	-1.8 C (28.8 F)	10 of 100 (Routine)
Pine Bluff	United States	Record high maximum temperature	33.9 C (93.0 F)	10 of 100 (Routine)
Moreton Telegraph Station	Australia	Record daily precipitation	3.0 mm (0.12 in)	9 of 100 (Routine)
Yandilla	Australia	Record daily precipitation	6.9 mm (0.27 in)	9 of 100 (Routine)
Granville (Kentucky)	Australia	Record daily precipitation	8.9 mm (0.35 in)	9 of 100 (Routine)
Lucknow	Canada	Record high minimum temperature	11.1 C (52.0 F)	9 of 100 (Routine)
Plauen	Germany	Record low minimum temperature	-1.2 C (29.8 F)	9 of 100 (Routine)

Counts by Type and Timescale

87 records

Records set or tied on 18 October 1920 by type: Highest daily maximum 3, Lowest daily maximum 5, Highest daily minimum 18, Lowest daily minimum 18, Heaviest daily rainfall 42, Heaviest daily snowfall 1.

Records on 18 October 1920 by type
Record type	Records
Highest daily maximum	3
Lowest daily maximum	5
Highest daily minimum	18
Lowest daily minimum	18
Heaviest daily rainfall	42
Heaviest daily snowfall	1
Deepest snow cover	0

Records on 18 October 1920 by timescale: all-time 0, monthly 1, daily 86.

How Much Records Were Beaten By

77 broken records

Margins by which the 77 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 61.2. Ties are not counted.

Top 20 by Significance

18 October 1920

Top 20 records on 18 October 1920 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
18 October 1920	Casino Airport, AU	daily rain	87.6 mm (3.4 in)	61.2 mm (2.4 in)	15 years	50 of 100 (Notable)
18 October 1920	Warwick Post Office, AU	daily rain	46.5 mm (1.8 in)	35.8 mm (1.4 in)	18 years	48 of 100 (Notable)
18 October 1920	Lismore (Centre Street), AU	daily rain	54.6 mm (2.1 in)	39.1 mm (1.5 in)	12 years	43 of 100 (Notable)
18 October 1920	Yetman (Warialda Street), AU	daily rain	40.6 mm (1.6 in)	30.4 mm (1.2 in)	22 years	40 of 100 (Notable)
18 October 1920	Lawrence Post Office, AU	daily rain	41.9 mm (1.6 in)	32.8 mm (1.3 in)	15 years	35 of 100 (Notable)
18 October 1920	Maclean (McLachlan Street), AU	daily rain	39.4 mm (1.6 in)	30.5 mm (1.2 in)	12 years	29 of 100 (Routine)
18 October 1920	Gladstone Post Office, AU	daily rain	57.9 mm (2.3 in)	32.0 mm (1.3 in)	4 years	24 of 100 (Routine)
18 October 1920	Fernmount, AU	daily rain	86.4 mm (3.4 in)	40.2 mm (1.6 in)	6 years	23 of 100 (Routine)
18 October 1920	Ft Bidwell, US	daily low max	5.0 C (41.0 F)	5.0 C (9.0 F)	33 years	23 of 100 (Routine)
18 October 1920	Tabulam Post Office, AU	monthly rain	80.0 mm (3.1 in)	10.1 mm (0.4 in)	5 years	22 of 100 (Routine)
18 October 1920	Nerang Gilston Rd, AU	daily rain	43.2 mm (1.7 in)	20.8 mm (0.8 in)	4 years	21 of 100 (Routine)
18 October 1920	Pilliga Post Office, AU	daily rain	19.1 mm (0.8 in)	18.1 mm (0.7 in)	27 years	20 of 100 (Routine)
18 October 1920	Hillview, CA	daily rain	23.6 mm (0.9 in)	13.4 mm (0.5 in)	31 years	20 of 100 (Routine)
18 October 1920	Hermannsburg, AU	daily rain	7.4 mm (0.29 in)	7.4 mm (0.29 in)	31 years	20 of 100 (Routine)
18 October 1920	Tempe Downs, AU	daily rain	7.1 mm (0.28 in)	7.1 mm (0.28 in)	33 years	20 of 100 (Routine)
18 October 1920	Glenaroua, AU	daily rain	22.6 mm (0.9 in)	10.2 mm (0.4 in)	15 years	20 of 100 (Routine)
18 October 1920	Nuwara Eliya, LK	daily low min	7.4 C (45.3 F)	0.4 C (0.7 F)	44 years	20 of 100 (Routine)
18 October 1920	Kristianstad, SE	daily low min	-5.5 C (22.1 F)	3.0 C (5.4 F)	31 years	20 of 100 (Routine)
18 October 1920	Huron Rgnl AP, US	daily high min	13.3 C (55.9 F)	6.6 C (11.9 F)	16 years	20 of 100 (Routine)
18 October 1920	Winnemucca AP, US	daily snowfall	2.0 cm (0.8 in)	2.0 cm (0.8 in)	42 years	20 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

1794 to 1920

Records set or tied on this calendar date in each year from 1794 to 1920. 1920 had 87 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 1920-10-18: 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 10	62
10 to 20	5
20 to 30	2
30 to 40	6
40 to 50	1
50 to 60	0
60 to 70	1