Weather Records on 17 November 1918

81 weather records were set or tied worldwide on 17 November 1918. Highest significance: Winnipeg St Johns Coll, CA.

Key Facts for 17 November 1918

On 17 November 1918, 81 weather records were set or tied at long-record stations worldwide.
59 were record highs and 3 were record lows, counting maximum and minimum temperature.
By timescale, 0 were all-time records, 1 monthly and 80 daily.
Winnipeg St Johns Coll set a monthly record daily precipitation of 44.5 mm (1.8 in) on 17 November 1918.
Across 159 earlier years (1793 to 2025) the same calendar date averaged 466 records.

Record Map

81 stations

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

Weather records on 17 November 1918: highest significance records shown on the map
Station	Country	Type	Value	Significance
Winnipeg St Johns Coll	Canada	Record daily precipitation	44.5 mm (1.8 in)	60 of 100 (Major)
Stony Mountain	Canada	Record daily precipitation	25.4 mm (1.0 in)	44 of 100 (Notable)
World Trade Ctr	United States	Record daily precipitation	30.0 mm (1.2 in)	28 of 100 (Routine)
Toronto	Canada	Record high minimum temperature	9.4 C (48.9 F)	26 of 100 (Routine)
Boorolong	Australia	Record daily precipitation	45.0 mm (1.8 in)	25 of 100 (Routine)
Peterborough	Canada	Record high minimum temperature	5.6 C (42.1 F)	24 of 100 (Routine)
Philadelphia City	United States	Record high minimum temperature	13.9 C (57.0 F)	23 of 100 (Routine)
Lakefield	Canada	Record high minimum temperature	6.7 C (44.1 F)	22 of 100 (Routine)
Baltimore Customs House	United States	Record high minimum temperature	13.3 C (55.9 F)	22 of 100 (Routine)
Washington	United States	Record high minimum temperature	13.9 C (57.0 F)	22 of 100 (Routine)
Setauket Strong	United States	Record daily precipitation	30.0 mm (1.2 in)	21 of 100 (Routine)
Ny City Cntrl Park	United States	Record daily precipitation	25.4 mm (1.0 in)	21 of 100 (Routine)
Harrisburg - Coop	United States	Record daily precipitation	18.8 mm (0.7 in)	20 of 100 (Routine)
Hambantota	Sri Lanka	Record high minimum temperature	24.2 C (75.6 F)	20 of 100 (Routine)
Moose Factory	Canada	Record high maximum temperature	11.7 C (53.1 F)	19 of 100 (Routine)
Barrie	Canada	Record high minimum temperature	8.3 C (46.9 F)	19 of 100 (Routine)
Toledo Blade	United States	Record high minimum temperature	11.1 C (52.0 F)	19 of 100 (Routine)
Moose Factory	Canada	Record high minimum temperature	4.4 C (39.9 F)	18 of 100 (Routine)
Port Stanley	Canada	Record high minimum temperature	10.6 C (51.1 F)	18 of 100 (Routine)
Novorossijsk	Russia	Record daily precipitation	17.3 mm (0.7 in)	18 of 100 (Routine)
Cape May 2 NW	United States	Record high minimum temperature	12.8 C (55.0 F)	18 of 100 (Routine)
Taree (Radio Station 2Re)	Australia	Record daily precipitation	19.8 mm (0.8 in)	17 of 100 (Routine)
Gravenhurst	Canada	Record high minimum temperature	7.2 C (45.0 F)	17 of 100 (Routine)
Owen Sound	Canada	Record high minimum temperature	10.0 C (50.0 F)	17 of 100 (Routine)
Lucknow	Canada	Record high minimum temperature	8.9 C (48.0 F)	17 of 100 (Routine)
Southampton	Canada	Record high minimum temperature	8.9 C (48.0 F)	17 of 100 (Routine)
Alma	United States	Record high minimum temperature	9.4 C (48.9 F)	17 of 100 (Routine)
Buffalo	United States	Record high minimum temperature	12.8 C (55.0 F)	17 of 100 (Routine)
Ramornie	Australia	Record daily precipitation	32.3 mm (1.3 in)	16 of 100 (Routine)
Kingston Queens U	Canada	Record high minimum temperature	6.1 C (43.0 F)	16 of 100 (Routine)
Welland	Canada	Record high minimum temperature	11.1 C (52.0 F)	16 of 100 (Routine)
Portland	United States	Record daily precipitation	27.4 mm (1.1 in)	16 of 100 (Routine)
World Trade Ctr	United States	Record high minimum temperature	12.2 C (54.0 F)	16 of 100 (Routine)
Harrisburg - Coop	United States	Record high minimum temperature	11.1 C (52.0 F)	16 of 100 (Routine)
Lismore (Centre Street)	Australia	Record daily precipitation	19.6 mm (0.8 in)	14 of 100 (Routine)
Upper Copmanhurst	Australia	Record daily precipitation	30.7 mm (1.2 in)	14 of 100 (Routine)
Welland	Canada	Record high maximum temperature	16.7 C (62.1 F)	14 of 100 (Routine)
Lindsay	Canada	Record high minimum temperature	6.1 C (43.0 F)	14 of 100 (Routine)
Arnsberg	Germany	Record low maximum temperature	0.0 C (32.0 F)	14 of 100 (Routine)
Concord	United States	Record high minimum temperature	6.7 C (44.1 F)	14 of 100 (Routine)
Stonecliffe	Canada	Record high maximum temperature	11.1 C (52.0 F)	13 of 100 (Routine)
Buffalo	United States	Record high maximum temperature	17.8 C (64.0 F)	13 of 100 (Routine)
Ny City Cntrl Park	United States	Record high minimum temperature	11.7 C (53.1 F)	13 of 100 (Routine)
Ottawa	Canada	Record high minimum temperature	2.2 C (36.0 F)	12 of 100 (Routine)
Renfrew	Canada	Record high minimum temperature	2.8 C (37.0 F)	12 of 100 (Routine)
Stonecliffe	Canada	Record high minimum temperature	4.4 C (39.9 F)	12 of 100 (Routine)
Brantford	Canada	Record high minimum temperature	8.3 C (46.9 F)	12 of 100 (Routine)
Hamilton	Canada	Record high minimum temperature	8.9 C (48.0 F)	12 of 100 (Routine)
Kvikkjokk-Arrenjarka	Sweden	Record high minimum temperature	0.0 C (32.0 F)	12 of 100 (Routine)
Atlantic City Marina	United States	Record high minimum temperature	13.3 C (55.9 F)	12 of 100 (Routine)
Huron Rgnl AP	United States	Record daily precipitation	4.1 mm (0.16 in)	12 of 100 (Routine)
Condong Sugar Mill	Australia	Record daily precipitation	26.7 mm (1.1 in)	11 of 100 (Routine)
Haliburton A	Canada	Record high maximum temperature	11.1 C (52.0 F)	11 of 100 (Routine)
Haliburton A	Canada	Record high minimum temperature	6.1 C (43.0 F)	11 of 100 (Routine)
Wilmington Wb City	United States	Record high minimum temperature	19.4 C (66.9 F)	11 of 100 (Routine)
La Crosse Wb City	United States	Record high minimum temperature	10.6 C (51.1 F)	11 of 100 (Routine)
Darwin Post Office	Australia	Record high minimum temperature	28.1 C (82.6 F)	10 of 100 (Routine)
Port Arthur	Canada	Record high minimum temperature	6.1 C (43.0 F)	10 of 100 (Routine)
Beatrice	Canada	Record high minimum temperature	6.7 C (44.1 F)	10 of 100 (Routine)
Parry Sound	Canada	Record high maximum temperature	12.2 C (54.0 F)	10 of 100 (Routine)

Counts by Type and Timescale

81 records

Records set or tied on 17 November 1918 by type: Highest daily maximum 13, Lowest daily maximum 2, Highest daily minimum 46, Lowest daily minimum 1, Heaviest daily rainfall 19.

Records on 17 November 1918 by type
Record type	Records
Highest daily maximum	13
Lowest daily maximum	2
Highest daily minimum	46
Lowest daily minimum	1
Heaviest daily rainfall	19
Heaviest daily snowfall	0
Deepest snow cover	0

Records on 17 November 1918 by timescale: all-time 0, monthly 1, daily 80.

How Much Records Were Beaten By

71 broken records

Margins by which the 71 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 22.9. Ties are not counted.

Top 20 by Significance

17 November 1918

Top 20 records on 17 November 1918 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
17 November 1918	Winnipeg St Johns Coll, CA	monthly rain	44.5 mm (1.8 in)	22.4 mm (0.9 in)	20 years	60 of 100 (Major)
17 November 1918	Stony Mountain, CA	daily rain	25.4 mm (1.0 in)	22.9 mm (0.9 in)	3 years	44 of 100 (Notable)
17 November 1918	World Trade Ctr, US	daily rain	30.0 mm (1.2 in)	18.8 mm (0.7 in)	26 years	28 of 100 (Routine)
17 November 1918	Toronto, CA	daily high min	9.4 C (48.9 F)	2.2 C (4.0 F)	52 years	26 of 100 (Routine)
17 November 1918	Boorolong, AU	daily rain	45.0 mm (1.8 in)	17.1 mm (0.7 in)	18 years	25 of 100 (Routine)
17 November 1918	Peterborough, CA	daily high min	5.6 C (42.1 F)	3.9 C (7.0 F)	40 years	24 of 100 (Routine)
17 November 1918	Philadelphia City, US	daily high min	13.9 C (57.0 F)	5.0 C (9.0 F)	27 years	23 of 100 (Routine)
17 November 1918	Lakefield, CA	daily high min	6.7 C (44.1 F)	3.4 C (6.1 F)	40 years	22 of 100 (Routine)
17 November 1918	Baltimore Customs House, US	daily high min	13.3 C (55.9 F)	3.3 C (5.9 F)	39 years	22 of 100 (Routine)
17 November 1918	Washington, US	daily high min	13.9 C (57.0 F)	3.9 C (7.0 F)	27 years	22 of 100 (Routine)
17 November 1918	Setauket Strong, US	daily rain	30.0 mm (1.2 in)	14.0 mm (0.6 in)	26 years	21 of 100 (Routine)
17 November 1918	Ny City Cntrl Park, US	daily rain	25.4 mm (1.0 in)	2.5 mm (0.10 in)	48 years	21 of 100 (Routine)
17 November 1918	Harrisburg - Coop, US	daily rain	18.8 mm (0.7 in)	7.6 mm (0.30 in)	26 years	20 of 100 (Routine)
17 November 1918	Hambantota, LK	daily high min	24.2 C (75.6 F)	0.3 C (0.5 F)	42 years	20 of 100 (Routine)
17 November 1918	Moose Factory, CA	daily high max	11.7 C (53.1 F)	4.5 C (8.1 F)	28 years	19 of 100 (Routine)
17 November 1918	Barrie, CA	daily high min	8.3 C (46.9 F)	4.4 C (7.9 F)	22 years	19 of 100 (Routine)
17 November 1918	Toledo Blade, US	daily high min	11.1 C (52.0 F)	2.2 C (4.0 F)	39 years	19 of 100 (Routine)
17 November 1918	Moose Factory, CA	daily high min	4.4 C (39.9 F)	5.0 C (9.0 F)	28 years	18 of 100 (Routine)
17 November 1918	Port Stanley, CA	daily high min	10.6 C (51.1 F)	1.7 C (3.1 F)	36 years	18 of 100 (Routine)
17 November 1918	Novorossijsk, RU	daily rain	17.3 mm (0.7 in)	7.7 mm (0.30 in)	25 years	18 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 81 records.

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

Records on 11-17 in each year
Year	Records
1793	1
1805	1
1816	1
1828	1
1835	1
1840	2
1841	1
1845	1
1848	1
1850	1
1852	1
1856	3
1863	1
1867	1
1872	1
1873	1
1875	3
1876	3
1880	3
1881	1
1882	4
1883	2
1885	3
1887	6
1888	5
1889	1
1890	2
1893	4
1894	3
1895	8
1896	4
1897	7
1898	2
1899	7
1900	8
1901	2
1902	6
1903	8
1904	14
1905	13
1906	14
1907	9
1908	15
1909	18
1910	6
1911	42
1912	58
1913	20
1914	121
1915	15
1916	79
1917	46
1918	81
1919	106
1920	193
1921	43
1922	22
1923	129
1924	178
1925	79
1926	214
1927	477
1928	547
1929	224
1930	407
1931	966
1932	462
1933	569
1934	384
1935	172
1936	279
1937	410
1938	245
1939	372
1940	203
1941	647
1942	362
1943	475
1944	339
1945	345
1946	427
1947	352
1948	424
1949	346
1950	521
1951	681
1952	1,076
1953	715
1954	304
1955	1,596
1956	262
1957	593
1958	1,811
1959	1,710
1960	236
1961	795
1962	317
1963	552
1964	639
1965	697
1966	408
1967	567
1968	368
1969	421
1970	426
1971	630
1972	505
1973	294
1974	485
1975	512
1976	904
1977	538
1978	970
1979	479
1980	1,575
1981	945
1982	497
1983	1,132
1984	413
1985	906
1986	860
1987	1,008
1988	805
1989	1,098
1990	980
1991	745
1992	570
1993	1,120
1994	1,016
1995	1,535
1996	1,583
1997	1,596
1998	638
1999	1,018
2000	1,255
2001	1,252
2002	1,083
2003	607
2004	745
2005	894
2006	1,389
2007	699
2008	901
2009	986
2010	880
2011	782
2012	392
2013	724
2014	2,110
2015	1,333
2016	1,064
2017	751
2018	744
2019	611
2020	832
2021	294
2022	959
2023	558
2024	522
2025	693

Download the Data

Data for records on 1918-11-17: 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	55
5 to 10	9
10 to 15	3
15 to 20	2
20 to 25	2