Weather Records on 17 November 1927

477 weather records were set or tied worldwide on 17 November 1927. Highest significance: Montreal McGill, CA.

Key Facts for 17 November 1927

On 17 November 1927, 477 weather records were set or tied at long-record stations worldwide.
208 were record highs and 131 were record lows, counting maximum and minimum temperature.
By timescale, 1 were all-time records, 50 monthly and 426 daily.
Montreal McGill set a monthly record daily precipitation of 84.3 mm (3.3 in) on 17 November 1927.
Across 159 earlier years (1793 to 2025) the same calendar date averaged 463 records.

Record Map

477 stations

477 station records on 17 November 1927 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 17 November 1927: highest significance records shown on the map
Station	Country	Type	Value	Significance
Montreal McGill	Canada	Record daily precipitation	84.3 mm (3.3 in)	66 of 100 (Major)
Warren	United States	Record daily precipitation	67.8 mm (2.7 in)	60 of 100 (Major)
Scottsboro	United States	Record daily precipitation	124.5 mm (4.9 in)	59 of 100 (Notable)
Quebec	Canada	Record daily precipitation	46.2 mm (1.8 in)	58 of 100 (Notable)
Ogdensburg 4 NE	United States	Record daily precipitation	72.4 mm (2.9 in)	57 of 100 (Notable)
Angelica	United States	Record daily precipitation	68.6 mm (2.7 in)	54 of 100 (Notable)
Wellsburg Wtr Trmt Pl	United States	Record daily precipitation	73.7 mm (2.9 in)	53 of 100 (Notable)
Washington	United States	Record daily precipitation	51.8 mm (2.0 in)	51 of 100 (Notable)
Jim Thorpe	United States	Record daily precipitation	75.2 mm (3.0 in)	50 of 100 (Notable)
Woodstock 2 NE	United States	Record daily precipitation	40.6 mm (1.6 in)	48 of 100 (Notable)
Williamsburg 2	United States	Record daily precipitation	147.3 mm (5.8 in)	46 of 100 (Notable)
Watertown	United States	Record daily precipitation	88.6 mm (3.5 in)	46 of 100 (Notable)
Avon	United States	Record daily precipitation	54.6 mm (2.1 in)	42 of 100 (Notable)
Millport 4 NE	United States	Record daily precipitation	39.6 mm (1.6 in)	42 of 100 (Notable)
Lincoln Lock 4	United States	Record daily precipitation	52.6 mm (2.1 in)	40 of 100 (Notable)
Clanton	United States	Record daily precipitation	59.2 mm (2.3 in)	38 of 100 (Notable)
Carlisle	United States	Record daily precipitation	45.5 mm (1.8 in)	38 of 100 (Notable)
Ottawa Cda	Canada	Record daily precipitation	36.1 mm (1.4 in)	37 of 100 (Notable)
Decatur 1 N	United States	Record daily precipitation	105.7 mm (4.2 in)	37 of 100 (Notable)
Baltimore Customs House	United States	Record daily precipitation	36.3 mm (1.4 in)	36 of 100 (Notable)
Ottawa	Canada	Record daily precipitation	42.7 mm (1.7 in)	35 of 100 (Notable)
Rugby	United States	Record daily precipitation	76.2 mm (3.0 in)	35 of 100 (Notable)
Kingston Queens U	Canada	Record daily precipitation	49.5 mm (1.9 in)	34 of 100 (Routine)
Tambo Post Office	Australia	Record daily precipitation	67.3 mm (2.6 in)	32 of 100 (Routine)
Delaware	United States	Record daily precipitation	56.1 mm (2.2 in)	32 of 100 (Routine)
Williamstown	United States	Record high minimum temperature	15.6 C (60.1 F)	31 of 100 (Routine)
Brome	Canada	Record daily precipitation	42.7 mm (1.7 in)	30 of 100 (Routine)
Newton	United States	Record high minimum temperature	15.0 C (59.0 F)	30 of 100 (Routine)
Coatesville 1 SW	United States	Record daily precipitation	71.9 mm (2.8 in)	30 of 100 (Routine)
Wheeling (1)	United States	Record daily precipitation	49.0 mm (1.9 in)	30 of 100 (Routine)
Irvinebank	Australia	Record daily precipitation	25.9 mm (1.0 in)	29 of 100 (Routine)
Halifax	Canada	Record high minimum temperature	12.2 C (54.0 F)	29 of 100 (Routine)
Danville 2 SE	United States	Record daily precipitation	48.3 mm (1.9 in)	29 of 100 (Routine)
Norwalk	United States	Record high minimum temperature	13.9 C (57.0 F)	28 of 100 (Routine)
North Bridgton	United States	Record high minimum temperature	14.4 C (57.9 F)	28 of 100 (Routine)
Hightstown 2 W	United States	Record high minimum temperature	15.6 C (60.1 F)	28 of 100 (Routine)
Sussex 1 NW	United States	Record high minimum temperature	13.3 C (55.9 F)	28 of 100 (Routine)
Philadelphia City	United States	Record daily precipitation	31.5 mm (1.2 in)	28 of 100 (Routine)
Evergreen	United States	Record daily precipitation	58.4 mm (2.3 in)	27 of 100 (Routine)
Port Jervis	United States	Record daily precipitation	45.2 mm (1.8 in)	27 of 100 (Routine)
Salisbury	United States	Record daily precipitation	35.8 mm (1.4 in)	27 of 100 (Routine)
Wappingers Falls	United States	Record high minimum temperature	15.6 C (60.1 F)	27 of 100 (Routine)
Bluefield 2 NW	United States	Record daily precipitation	48.3 mm (1.9 in)	27 of 100 (Routine)
Reading Wb City	United States	Record daily precipitation	37.1 mm (1.5 in)	27 of 100 (Routine)
Elmira	United States	Record daily precipitation	35.1 mm (1.4 in)	26 of 100 (Routine)
Franklin	United States	Record daily precipitation	48.5 mm (1.9 in)	26 of 100 (Routine)
Lawrenceville 2 S	United States	Record daily precipitation	52.6 mm (2.1 in)	26 of 100 (Routine)
Point Pleasant	United States	Record daily precipitation	63.2 mm (2.5 in)	26 of 100 (Routine)
Goodwater	United States	Record daily precipitation	29.5 mm (1.2 in)	25 of 100 (Routine)
Selma	United States	Record daily precipitation	36.8 mm (1.4 in)	25 of 100 (Routine)
Blue Hill Coop	United States	Record high minimum temperature	13.9 C (57.0 F)	25 of 100 (Routine)
Port Jervis	United States	Record high minimum temperature	15.0 C (59.0 F)	25 of 100 (Routine)
Zanesville Wwtp	United States	Record daily precipitation	33.5 mm (1.3 in)	25 of 100 (Routine)
Kingston	United States	Record daily precipitation	71.1 mm (2.8 in)	25 of 100 (Routine)
Waterbury	United States	Record high minimum temperature	15.0 C (59.0 F)	24 of 100 (Routine)
Resaca	United States	Record daily precipitation	63.8 mm (2.5 in)	24 of 100 (Routine)
Frederick Police Brks	United States	Record high minimum temperature	15.6 C (60.1 F)	24 of 100 (Routine)
Fitchburg 4 SE	United States	Record high minimum temperature	15.0 C (59.0 F)	24 of 100 (Routine)
Miles City	United States	Record snow depth	17.8 cm (7.0 in)	24 of 100 (Routine)
Concord	United States	Record high minimum temperature	15.0 C (59.0 F)	24 of 100 (Routine)

Counts by Type and Timescale

477 records

Records set or tied on 17 November 1927 by type: Highest daily maximum 83, Lowest daily maximum 109, Highest daily minimum 125, Lowest daily minimum 22, Heaviest daily rainfall 126, Heaviest daily snowfall 7, Deepest snow cover 5.

Records on 17 November 1927 by type
Record type	Records
Highest daily maximum	83
Lowest daily maximum	109
Highest daily minimum	125
Lowest daily minimum	22
Heaviest daily rainfall	126
Heaviest daily snowfall	7
Deepest snow cover	5

Records on 17 November 1927 by timescale: all-time 1, monthly 50, daily 426.

How Much Records Were Beaten By

408 broken records

Margins by which the 408 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 120.0. Ties are not counted.

Top 20 by Significance

17 November 1927

Top 20 records on 17 November 1927 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
17 November 1927	Montreal McGill, CA	monthly rain	84.3 mm (3.3 in)	27.9 mm (1.1 in)	47 years	66 of 100 (Major)
17 November 1927	Warren, US	monthly rain	67.8 mm (2.7 in)	28.4 mm (1.1 in)	26 years	60 of 100 (Major)
17 November 1927	Scottsboro, US	monthly rain	124.5 mm (4.9 in)	53.6 mm (2.1 in)	20 years	59 of 100 (Notable)
17 November 1927	Quebec, CA	daily rain	46.2 mm (1.8 in)	36.0 mm (1.4 in)	43 years	58 of 100 (Notable)
17 November 1927	Ogdensburg 4 NE, US	monthly rain	72.4 mm (2.9 in)	28.5 mm (1.1 in)	20 years	57 of 100 (Notable)
17 November 1927	Angelica, US	monthly rain	68.6 mm (2.7 in)	20.6 mm (0.8 in)	26 years	54 of 100 (Notable)
17 November 1927	Wellsburg Wtr Trmt Pl, US	monthly rain	73.7 mm (2.9 in)	19.6 mm (0.8 in)	45 years	53 of 100 (Notable)
17 November 1927	Washington, US	daily rain	51.8 mm (2.0 in)	27.2 mm (1.1 in)	53 years	51 of 100 (Notable)
17 November 1927	Jim Thorpe, US	daily rain	75.2 mm (3.0 in)	57.9 mm (2.3 in)	24 years	50 of 100 (Notable)
17 November 1927	Woodstock 2 NE, US	daily rain	40.6 mm (1.6 in)	34.8 mm (1.4 in)	24 years	48 of 100 (Notable)
17 November 1927	Williamsburg 2, US	all-time rain	147.3 mm (5.8 in)	27.9 mm (1.1 in)	1 year	46 of 100 (Notable)
17 November 1927	Watertown, US	monthly rain	88.6 mm (3.5 in)	19.3 mm (0.8 in)	27 years	46 of 100 (Notable)
17 November 1927	Avon, US	monthly rain	54.6 mm (2.1 in)	14.7 mm (0.6 in)	32 years	42 of 100 (Notable)
17 November 1927	Millport 4 NE, US	daily rain	39.6 mm (1.6 in)	24.1 mm (0.9 in)	8 years	42 of 100 (Notable)
17 November 1927	Lincoln Lock 4, US	daily rain	52.6 mm (2.1 in)	41.9 mm (1.6 in)	17 years	40 of 100 (Notable)
17 November 1927	Clanton, US	daily rain	59.2 mm (2.3 in)	38.9 mm (1.5 in)	24 years	38 of 100 (Notable)
17 November 1927	Carlisle, US	daily rain	45.5 mm (1.8 in)	20.1 mm (0.8 in)	57 years	38 of 100 (Notable)
17 November 1927	Ottawa Cda, CA	daily rain	36.1 mm (1.4 in)	20.9 mm (0.8 in)	6 years	37 of 100 (Notable)
17 November 1927	Decatur 1 N, US	monthly rain	105.7 mm (4.2 in)	32.0 mm (1.3 in)	1 year	37 of 100 (Notable)
17 November 1927	Baltimore Customs House, US	daily rain	36.3 mm (1.4 in)	15.7 mm (0.6 in)	53 years	36 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

1793 to 1927

Records set or tied on this calendar date in each year from 1793 to 1927. 1927 had 477 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 1927-11-17: 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 20	375
20 to 40	26
40 to 60	5
60 to 80	0
80 to 100	0
100 to 120	2