Weather Records on 17 October 1918

20 weather records were set or tied worldwide on 17 October 1918. Highest significance: Sable Island East End, CA.

Key Facts for 17 October 1918

On 17 October 1918, 20 weather records were set or tied at long-record stations worldwide.
15 were record highs and 0 were record lows, counting maximum and minimum temperature.
By timescale, 0 were all-time records, 0 monthly and 20 daily.
Sable Island East End set a daily record precipitation of 50.8 mm (2.0 in) on 17 October 1918.
Across 162 earlier years (1793 to 2025) the same calendar date averaged 442 records.

Record Map

20 stations

20 station records on 17 October 1918 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 17 October 1918: highest significance records shown on the map
Station	Country	Type	Value	Significance
Sable Island East End	Canada	Record daily precipitation	50.8 mm (2.0 in)	35 of 100 (Notable)
Uppsala_Aut	Sweden	Record high minimum temperature	11.2 C (52.2 F)	21 of 100 (Routine)
Kola-In-Murman	Russia	Record daily precipitation	14.2 mm (0.6 in)	20 of 100 (Routine)
Swift Current	Canada	Record daily precipitation	16.8 mm (0.7 in)	20 of 100 (Routine)
Orebro	Sweden	Record high minimum temperature	11.0 C (51.8 F)	19 of 100 (Routine)
Goldberg	Germany	Record daily precipitation	18.6 mm (0.7 in)	16 of 100 (Routine)
Visby_Flygplats	Sweden	Record high minimum temperature	11.2 C (52.2 F)	16 of 100 (Routine)
Bjuraker	Sweden	Record high minimum temperature	7.5 C (45.5 F)	14 of 100 (Routine)
Karesuando	Sweden	Record daily precipitation	5.9 mm (0.23 in)	13 of 100 (Routine)
Vanersborg	Sweden	Record high minimum temperature	10.5 C (50.9 F)	11 of 100 (Routine)
Gavle	Sweden	Record high minimum temperature	10.0 C (50.0 F)	11 of 100 (Routine)
Linkoeping-Malmslaett	Sweden	Record high minimum temperature	10.8 C (51.4 F)	10 of 100 (Routine)
Boras	Sweden	Record high minimum temperature	10.5 C (50.9 F)	10 of 100 (Routine)
Skara 1	Sweden	Record high minimum temperature	10.5 C (50.9 F)	10 of 100 (Routine)
Skara 1	Sweden	Record high maximum temperature	14.5 C (58.1 F)	9 of 100 (Routine)
Vasteras-Hasslo	Sweden	Record high minimum temperature	11.0 C (51.8 F)	8 of 100 (Routine)
Jonkoping	Sweden	Record high minimum temperature	11.0 C (51.8 F)	7 of 100 (Routine)
Orebro	Sweden	Record high maximum temperature	13.0 C (55.4 F)	2 of 100 (Routine)
Santa Fe	United States	Record high minimum temperature	8.9 C (48.0 F)	2 of 100 (Routine)
Medicine Hat A	Canada	Record high minimum temperature	7.2 C (45.0 F)	1 of 100 (Routine)

Counts by Type and Timescale

20 records

Records set or tied on 17 October 1918 by type: Highest daily maximum 2, Highest daily minimum 13, Heaviest daily rainfall 5.

Records on 17 October 1918 by type
Record type	Records
Highest daily maximum	2
Lowest daily maximum	0
Highest daily minimum	13
Lowest daily minimum	0
Heaviest daily rainfall	5
Heaviest daily snowfall	0
Deepest snow cover	0

Records on 17 October 1918 by timescale: all-time 0, monthly 0, daily 20.

How Much Records Were Beaten By

17 broken records

Margins by which the 17 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 38.1. Ties are not counted.

Top 20 by Significance

17 October 1918

Top 20 records on 17 October 1918 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
17 October 1918	Sable Island East End, CA	daily rain	50.8 mm (2.0 in)	38.1 mm (1.5 in)	1 year	35 of 100 (Notable)
17 October 1918	Uppsala_Aut, SE	daily high min	11.2 C (52.2 F)	1.9 C (3.4 F)	34 years	21 of 100 (Routine)
17 October 1918	Kola-In-Murman, RU	daily rain	14.2 mm (0.6 in)	5.4 mm (0.21 in)	29 years	20 of 100 (Routine)
17 October 1918	Swift Current, CA	daily rain	16.8 mm (0.7 in)	6.6 mm (0.26 in)	27 years	20 of 100 (Routine)
17 October 1918	Orebro, SE	daily high min	11.0 C (51.8 F)	2.5 C (4.5 F)	34 years	19 of 100 (Routine)
17 October 1918	Goldberg, DE	daily rain	18.6 mm (0.7 in)	3.2 mm (0.13 in)	25 years	16 of 100 (Routine)
17 October 1918	Visby_Flygplats, SE	daily high min	11.2 C (52.2 F)	1.2 C (2.2 F)	34 years	16 of 100 (Routine)
17 October 1918	Bjuraker, SE	daily high min	7.5 C (45.5 F)	0.5 C (0.9 F)	34 years	14 of 100 (Routine)
17 October 1918	Karesuando, SE	daily rain	5.9 mm (0.23 in)	0.9 mm (0.04 in)	20 years	13 of 100 (Routine)
17 October 1918	Vanersborg, SE	daily high min	10.5 C (50.9 F)	1.5 C (2.7 F)	16 years	11 of 100 (Routine)
17 October 1918	Gavle, SE	daily high min	10.0 C (50.0 F)	2.5 C (4.5 F)	8 years	11 of 100 (Routine)
17 October 1918	Linkoeping-Malmslaett, SE	daily high min	10.8 C (51.4 F)	0.8 C (1.4 F)	16 years	10 of 100 (Routine)
17 October 1918	Boras, SE	daily high min	10.5 C (50.9 F)	1.0 C (1.8 F)	16 years	10 of 100 (Routine)
17 October 1918	Skara 1, SE	daily high min	10.5 C (50.9 F)	1.0 C (1.8 F)	16 years	10 of 100 (Routine)
17 October 1918	Skara 1, SE	daily high max	14.5 C (58.1 F)	0.5 C (0.9 F)	16 years	9 of 100 (Routine)
17 October 1918	Vasteras-Hasslo, SE	daily high min	11.0 C (51.8 F)	1.5 C (2.7 F)	8 years	8 of 100 (Routine)
17 October 1918	Jonkoping, SE	daily high min	11.0 C (51.8 F)	1.0 C (1.8 F)	8 years	7 of 100 (Routine)
17 October 1918	Orebro, SE	daily high max (Tie)	13.0 C (55.4 F)	tie	26 years	2 of 100 (Routine)
17 October 1918	Santa Fe, US	daily high min (Tie)	8.9 C (48.0 F)	tie	22 years	2 of 100 (Routine)
17 October 1918	Medicine Hat A, CA	daily high min (Tie)	7.2 C (45.0 F)	tie	8 years	1 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 1918

Records set or tied on this calendar date in each year from 1793 to 1918. 1918 had 20 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 1918-10-17: 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 5	14
5 to 10	2
10 to 15	0
15 to 20	0
20 to 25	0
25 to 30	0
30 to 35	0
35 to 40	1