Weather Records on 11 December 1917

103 weather records were set or tied worldwide on 11 December 1917. Highest significance: Walgett (Dungalear), AU.

Key Facts for 11 December 1917

On 11 December 1917, 103 weather records were set or tied at long-record stations worldwide.
0 were record highs and 80 were record lows, counting maximum and minimum temperature.
By timescale, 1 were all-time records, 1 monthly and 101 daily.
Walgett (Dungalear) set a monthly record daily precipitation of 141.5 mm (5.6 in) on 11 December 1917.
Across 154 earlier years (1796 to 2025) the same calendar date averaged 475 records.

Record Map

103 stations

103 station records on 11 December 1917 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 11 December 1917: highest significance records shown on the map
Station	Country	Type	Value	Significance
Walgett (Dungalear)	Australia	Record daily precipitation	141.5 mm (5.6 in)	53 of 100 (Notable)
Chattanooga Wb City	United States	Record daily snowfall	13.5 cm (5.3 in)	40 of 100 (Notable)
Goondiwindi Post Office	Australia	Record daily precipitation	63.5 mm (2.5 in)	39 of 100 (Notable)
Warraweena	Australia	Record daily precipitation	38.9 mm (1.5 in)	39 of 100 (Notable)
Collarenebri (Albert St)	Australia	Record daily precipitation	103.6 mm (4.1 in)	27 of 100 (Routine)
Woodstock	Canada	Record daily snowfall	15.2 cm (6.0 in)	26 of 100 (Routine)
Montgomery Wb City	United States	Record low maximum temperature	0.6 C (33.1 F)	24 of 100 (Routine)
Lexington Bluegrass AP	United States	Record low maximum temperature	-10.6 C (12.9 F)	24 of 100 (Routine)
Lexington Bluegrass AP	United States	Record low minimum temperature	-18.9 C (-2.0 F)	23 of 100 (Routine)
Cleveland 2717 Euclid	United States	Record low minimum temperature	-16.1 C (3.0 F)	22 of 100 (Routine)
Booreegamma	Australia	Record daily precipitation	44.5 mm (1.8 in)	21 of 100 (Routine)
Southampton	Canada	Record low minimum temperature	-22.2 C (-8.0 F)	21 of 100 (Routine)
Wilmington Wb City	United States	Record low maximum temperature	0.6 C (33.1 F)	21 of 100 (Routine)
Stuarts Creek	Australia	Record daily precipitation	8.1 mm (0.32 in)	20 of 100 (Routine)
Urana (Butherwah)	Australia	Record daily precipitation	20.3 mm (0.8 in)	20 of 100 (Routine)
Sedan (Sandleton)	Australia	Record daily precipitation	24.1 mm (0.9 in)	20 of 100 (Routine)
Stonecliffe	Canada	Record low maximum temperature	-18.9 C (-2.0 F)	20 of 100 (Routine)
Southampton	Canada	Record low maximum temperature	-8.3 C (17.1 F)	20 of 100 (Routine)
Toledo Blade	United States	Record low minimum temperature	-18.3 C (-0.9 F)	20 of 100 (Routine)
Port Stanley	Canada	Record low maximum temperature	-8.3 C (17.1 F)	19 of 100 (Routine)
Little Rock St Capitol	United States	Record low maximum temperature	-7.8 C (18.0 F)	19 of 100 (Routine)
Little Rock St Capitol	United States	Record daily snowfall	1.5 cm (0.6 in)	19 of 100 (Routine)
Escanaba	United States	Record low maximum temperature	-11.1 C (12.0 F)	19 of 100 (Routine)
Welland	Canada	Record low minimum temperature	-16.7 C (1.9 F)	18 of 100 (Routine)
Little Rock St Capitol	United States	Record low minimum temperature	-11.7 C (10.9 F)	18 of 100 (Routine)
Beatrice	Canada	Record low maximum temperature	-17.8 C (0.0 F)	17 of 100 (Routine)
Parry Sound	Canada	Record low maximum temperature	-17.8 C (0.0 F)	17 of 100 (Routine)
London South	Canada	Record low minimum temperature	-17.2 C (1.0 F)	17 of 100 (Routine)
Concord	United States	Record low minimum temperature	-24.4 C (-11.9 F)	17 of 100 (Routine)
Jacksonville Wb City	United States	Record low minimum temperature	-0.6 C (30.9 F)	17 of 100 (Routine)
Algiers-Ville/Universite	Algeria	Record low maximum temperature	12.0 C (53.6 F)	16 of 100 (Routine)
Owen Sound	Canada	Record low maximum temperature	-11.1 C (12.0 F)	16 of 100 (Routine)
Morgantown 1	United States	Record low maximum temperature	-9.4 C (15.1 F)	16 of 100 (Routine)
Dubuque River	United States	Record low maximum temperature	-11.1 C (12.0 F)	16 of 100 (Routine)
Gragin	Australia	Record daily precipitation	50.3 mm (2.0 in)	15 of 100 (Routine)
Beatrice	Canada	Record low minimum temperature	-30.6 C (-23.1 F)	15 of 100 (Routine)
Lucknow	Canada	Record low maximum temperature	-10.0 C (14.0 F)	15 of 100 (Routine)
Woodstock	Canada	Record low maximum temperature	-9.4 C (15.1 F)	15 of 100 (Routine)
Lincoln UNIV Pwr Plt	United States	Record low minimum temperature	-22.2 C (-8.0 F)	15 of 100 (Routine)
Chattanooga Wb City	United States	Record low maximum temperature	-6.1 C (21.0 F)	15 of 100 (Routine)
Cape Borda Comparison	Australia	Record daily precipitation	17.3 mm (0.7 in)	14 of 100 (Routine)
London South	Canada	Record low maximum temperature	-7.8 C (18.0 F)	14 of 100 (Routine)
Malvern	United States	Record daily snowfall	2.5 cm (1.0 in)	14 of 100 (Routine)
Madison Wb City	United States	Record low minimum temperature	-21.1 C (-6.0 F)	14 of 100 (Routine)
Dubuque River	United States	Record low minimum temperature	-20.6 C (-5.1 F)	14 of 100 (Routine)
Huron Rgnl AP	United States	Record low minimum temperature	-21.7 C (-7.1 F)	14 of 100 (Routine)
Edmonton	Canada	Record low maximum temperature	-26.1 C (-15.0 F)	13 of 100 (Routine)
Swift Current	Canada	Record low maximum temperature	-24.4 C (-11.9 F)	13 of 100 (Routine)
Parry Sound	Canada	Record low minimum temperature	-27.8 C (-18.0 F)	13 of 100 (Routine)
Morris W Cntrl Rsch & Outreach	United States	Record low minimum temperature	-26.1 C (-15.0 F)	13 of 100 (Routine)
Cleveland 2717 Euclid	United States	Record low maximum temperature	-8.9 C (16.0 F)	13 of 100 (Routine)
Toledo Blade	United States	Record low maximum temperature	-8.3 C (17.1 F)	13 of 100 (Routine)
Greenville Dwtn AP	United States	Record low maximum temperature	0.0 C (32.0 F)	13 of 100 (Routine)
Madison Wb City	United States	Record low maximum temperature	-11.1 C (12.0 F)	13 of 100 (Routine)
Green Bay	United States	Record low minimum temperature	-20.6 C (-5.1 F)	13 of 100 (Routine)
Chattanooga Wb City	United States	Record low minimum temperature	-9.4 C (15.1 F)	13 of 100 (Routine)
Washington	United States	Record low maximum temperature	-6.1 C (21.0 F)	13 of 100 (Routine)
Edmonton	Canada	Record low minimum temperature	-36.7 C (-34.1 F)	12 of 100 (Routine)
Port Dover	Canada	Record low maximum temperature	-10.6 C (12.9 F)	12 of 100 (Routine)
Millwood (Bos)	South Africa	Record daily precipitation	21.6 mm (0.9 in)	12 of 100 (Routine)

Counts by Type and Timescale

103 records

Records set or tied on 11 December 1917 by type: Lowest daily maximum 42, Lowest daily minimum 38, Heaviest daily rainfall 17, Heaviest daily snowfall 5, Deepest snow cover 1.

Records on 11 December 1917 by type
Record type	Records
Highest daily maximum	0
Lowest daily maximum	42
Highest daily minimum	0
Lowest daily minimum	38
Heaviest daily rainfall	17
Heaviest daily snowfall	5
Deepest snow cover	1

Records on 11 December 1917 by timescale: all-time 1, monthly 1, daily 101.

How Much Records Were Beaten By

88 broken records

Margins by which the 88 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 135.0. Ties are not counted.

Top 20 by Significance

11 December 1917

Top 20 records on 11 December 1917 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
11 December 1917	Walgett (Dungalear), AU	monthly rain	141.5 mm (5.6 in)	80.3 mm (3.2 in)	3 years	53 of 100 (Notable)
11 December 1917	Chattanooga Wb City, US	daily snowfall	13.5 cm (5.3 in)	13.5 cm (5.3 in)	37 years	40 of 100 (Notable)
11 December 1917	Goondiwindi Post Office, AU	daily rain	63.5 mm (2.5 in)	38.9 mm (1.5 in)	14 years	39 of 100 (Notable)
11 December 1917	Warraweena, AU	daily rain	38.9 mm (1.5 in)	30.0 mm (1.2 in)	22 years	39 of 100 (Notable)
11 December 1917	Collarenebri (Albert St), AU	all-time rain	103.6 mm (4.1 in)	3.8 mm (0.15 in)	9 years	27 of 100 (Routine)
11 December 1917	Woodstock, CA	daily snowfall	15.2 cm (6.0 in)	7.6 cm (3.0 in)	26 years	26 of 100 (Routine)
11 December 1917	Montgomery Wb City, US	daily low max	0.6 C (33.1 F)	3.8 C (6.8 F)	44 years	24 of 100 (Routine)
11 December 1917	Lexington Bluegrass AP, US	daily low max	-10.6 C (12.9 F)	5.0 C (9.0 F)	44 years	24 of 100 (Routine)
11 December 1917	Lexington Bluegrass AP, US	daily low min	-18.9 C (-2.0 F)	9.5 C (17.1 F)	14 years	23 of 100 (Routine)
11 December 1917	Cleveland 2717 Euclid, US	daily low min	-16.1 C (3.0 F)	3.9 C (7.0 F)	40 years	22 of 100 (Routine)
11 December 1917	Booreegamma, AU	daily rain	44.5 mm (1.8 in)	21.6 mm (0.9 in)	7 years	21 of 100 (Routine)
11 December 1917	Southampton, CA	daily low min	-22.2 C (-8.0 F)	3.3 C (5.9 F)	40 years	21 of 100 (Routine)
11 December 1917	Wilmington Wb City, US	daily low max	0.6 C (33.1 F)	3.8 C (6.8 F)	36 years	21 of 100 (Routine)
11 December 1917	Stuarts Creek, AU	daily rain	8.1 mm (0.32 in)	8.1 mm (0.32 in)	39 years	20 of 100 (Routine)
11 December 1917	Urana (Butherwah), AU	daily rain	20.3 mm (0.8 in)	9.9 mm (0.39 in)	45 years	20 of 100 (Routine)
11 December 1917	Sedan (Sandleton), AU	daily rain	24.1 mm (0.9 in)	14.7 mm (0.6 in)	14 years	20 of 100 (Routine)
11 December 1917	Stonecliffe, CA	daily low max	-18.9 C (-2.0 F)	2.8 C (5.0 F)	40 years	20 of 100 (Routine)
11 December 1917	Southampton, CA	daily low max	-8.3 C (17.1 F)	2.2 C (4.0 F)	40 years	20 of 100 (Routine)
11 December 1917	Toledo Blade, US	daily low min	-18.3 C (-0.9 F)	2.7 C (4.9 F)	40 years	20 of 100 (Routine)
11 December 1917	Port Stanley, CA	daily low max	-8.3 C (17.1 F)	3.9 C (7.0 F)	23 years	19 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

1796 to 1917

Records set or tied on this calendar date in each year from 1796 to 1917. 1917 had 103 records.

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

Records on 12-11 in each year
Year	Records
1796	2
1808	2
1815	2
1825	2
1841	1
1852	1
1855	2
1862	1
1868	1
1869	3
1871	4
1872	1
1876	2
1877	1
1878	2
1879	4
1880	2
1882	3
1886	1
1887	1
1889	1
1891	3
1892	2
1893	3
1894	1
1895	4
1897	2
1898	14
1899	5
1900	4
1901	5
1902	6
1903	2
1904	28
1905	15
1906	12
1907	30
1908	18
1909	7
1910	31
1911	49
1912	36
1913	8
1914	13
1915	93
1916	55
1917	103
1918	32
1919	40
1920	58
1921	49
1922	143
1923	88
1924	84
1925	81
1926	77
1927	232
1928	111
1929	345
1930	72
1931	762
1932	696
1933	260
1934	480
1935	290
1936	357
1937	839
1938	231
1939	626
1940	302
1941	353
1942	263
1943	196
1944	407
1945	234
1946	717
1947	342
1948	153
1949	1,201
1950	463
1951	261
1952	923
1953	157
1954	492
1955	312
1956	300
1957	517
1958	985
1959	322
1960	746
1961	1,300
1962	723
1963	604
1964	542
1965	1,216
1966	525
1967	945
1968	543
1969	587
1970	617
1971	900
1972	1,514
1973	334
1974	313
1975	454
1976	380
1977	1,182
1978	678
1979	847
1980	522
1981	949
1982	657
1983	971
1984	1,013
1985	1,471
1986	561
1987	639
1988	850
1989	584
1990	747
1991	1,102
1992	1,357
1993	749
1994	1,243
1995	1,837
1996	1,307
1997	1,203
1998	1,012
1999	769
2000	1,584
2001	626
2002	1,139
2003	646
2004	1,166
2005	816
2006	858
2007	1,613
2008	1,312
2009	1,091
2010	1,284
2011	416
2012	618
2013	737
2014	893
2015	1,183
2016	489
2017	670
2018	353
2019	442
2020	517
2021	1,175
2022	679
2023	814
2024	539
2025	1,691

Download the Data

Data for records on 1917-12-11: 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	80
20 to 40	5
40 to 60	0
60 to 80	1
80 to 100	1
100 to 120	0
120 to 140	1