Weather Records on 15 December 1918

54 weather records were set or tied worldwide on 15 December 1918. Highest significance: Pittsworth, AU.

Key Facts for 15 December 1918

On 15 December 1918, 54 weather records were set or tied at long-record stations worldwide.
38 were record highs and 1 were record lows, counting maximum and minimum temperature.
By timescale, 0 were all-time records, 0 monthly and 54 daily.
Pittsworth set a daily record precipitation of 55.1 mm (2.2 in) on 15 December 1918.
Across 168 earlier years (1793 to 2025) the same calendar date averaged 458 records.

Record Map

54 stations

54 station records on 15 December 1918 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 15 December 1918: highest significance records shown on the map
Station	Country	Type	Value	Significance
Pittsworth	Australia	Record daily precipitation	55.1 mm (2.2 in)	47 of 100 (Notable)
Warwick Post Office	Australia	Record daily precipitation	43.2 mm (1.7 in)	30 of 100 (Routine)
Stanthorpe Leslie Parade	Australia	Record daily precipitation	47.2 mm (1.9 in)	29 of 100 (Routine)
Cambooya Post Office	Australia	Record daily precipitation	34.0 mm (1.3 in)	28 of 100 (Routine)
Uccle	Belgium	Record high minimum temperature	9.9 C (49.8 F)	23 of 100 (Routine)
Ottawa	Canada	Record high maximum temperature	7.8 C (46.0 F)	22 of 100 (Routine)
Anticosti SW Point	Canada	Record daily precipitation	18.3 mm (0.7 in)	20 of 100 (Routine)
Vestervig	Denmark	Record daily precipitation	16.3 mm (0.6 in)	20 of 100 (Routine)
Toowoomba	Australia	Record daily precipitation	21.8 mm (0.9 in)	19 of 100 (Routine)
Allora Post Office	Australia	Record daily precipitation	28.2 mm (1.1 in)	17 of 100 (Routine)
Varberg	Sweden	Record daily precipitation	8.0 mm (0.31 in)	17 of 100 (Routine)
Vineland	United States	Record high minimum temperature	11.1 C (52.0 F)	16 of 100 (Routine)
Kremsmuenster	Austria	Record high maximum temperature	11.0 C (51.8 F)	15 of 100 (Routine)
Concord	United States	Record high minimum temperature	1.7 C (35.1 F)	15 of 100 (Routine)
Nordby (Fano)	Denmark	Record daily precipitation	13.8 mm (0.5 in)	14 of 100 (Routine)
Dublin Phoenix Park	Ireland	Record daily precipitation	15.9 mm (0.6 in)	14 of 100 (Routine)
Nurnberg	Germany	Record high minimum temperature	8.1 C (46.6 F)	14 of 100 (Routine)
Washington	United States	Record high minimum temperature	6.7 C (44.1 F)	14 of 100 (Routine)
Calgary Int'l A	Canada	Record high maximum temperature	11.1 C (52.0 F)	13 of 100 (Routine)
Bamberg	Germany	Record high minimum temperature	7.8 C (46.0 F)	13 of 100 (Routine)
Altastenberg	Germany	Record high minimum temperature	4.9 C (40.8 F)	13 of 100 (Routine)
Cottbus	Germany	Record daily precipitation	13.7 mm (0.5 in)	13 of 100 (Routine)
Adelaide West Terrace	Australia	Record low minimum temperature	9.1 C (48.4 F)	12 of 100 (Routine)
Kingston Queens U	Canada	Record high maximum temperature	8.3 C (46.9 F)	12 of 100 (Routine)
Quebec	Canada	Record high minimum temperature	1.1 C (34.0 F)	12 of 100 (Routine)
Montreal McGill	Canada	Record high minimum temperature	2.2 C (36.0 F)	12 of 100 (Routine)
Pointe Au Pere	Canada	Record high minimum temperature	-0.6 C (30.9 F)	12 of 100 (Routine)
Point Escuminac	Canada	Record daily precipitation	13.5 mm (0.5 in)	12 of 100 (Routine)
Renfrew	Canada	Record high minimum temperature	0.0 C (32.0 F)	11 of 100 (Routine)
Goondiwindi Post Office	Australia	Record daily precipitation	16.5 mm (0.6 in)	10 of 100 (Routine)
Vestervig	Denmark	Record high maximum temperature	8.9 C (48.0 F)	10 of 100 (Routine)
World Trade Ctr	United States	Record high maximum temperature	15.6 C (60.1 F)	10 of 100 (Routine)
Atlantic City Marina	United States	Record high maximum temperature	14.4 C (57.9 F)	10 of 100 (Routine)
Ny City Cntrl Park	United States	Record high maximum temperature	16.1 C (61.0 F)	10 of 100 (Routine)
Sonnblick	Austria	Record high maximum temperature	-0.9 C (30.4 F)	9 of 100 (Routine)
Nordby (Fano)	Denmark	Record high maximum temperature	8.4 C (47.1 F)	9 of 100 (Routine)
Maseskar	Sweden	Record daily precipitation	8.4 mm (0.33 in)	9 of 100 (Routine)
Setauket Strong	United States	Record high maximum temperature	16.1 C (61.0 F)	9 of 100 (Routine)
Heinersreuth-Vollhof	Germany	Record high minimum temperature	8.1 C (46.6 F)	8 of 100 (Routine)
Storrs	United States	Record high maximum temperature	16.1 C (61.0 F)	8 of 100 (Routine)
Ottawa	Canada	Record high minimum temperature	0.0 C (32.0 F)	7 of 100 (Routine)
Bamberg	Germany	Record high maximum temperature	11.6 C (52.9 F)	7 of 100 (Routine)
Heinersreuth-Vollhof	Germany	Record high maximum temperature	10.7 C (51.3 F)	7 of 100 (Routine)
Plauen	Germany	Record high minimum temperature	8.5 C (47.3 F)	7 of 100 (Routine)
Arnsberg	Germany	Record high minimum temperature	9.3 C (48.7 F)	6 of 100 (Routine)
Kirchdorf/Poel	Germany	Record high maximum temperature	9.9 C (49.8 F)	6 of 100 (Routine)
Alton	Canada	Record high maximum temperature	5.0 C (41.0 F)	5 of 100 (Routine)
Nurnberg	Germany	Record high maximum temperature	11.3 C (52.3 F)	5 of 100 (Routine)
Moose Factory	Canada	Record high maximum temperature	3.3 C (37.9 F)	4 of 100 (Routine)
Galway	Ireland	Record high maximum temperature	12.8 C (55.0 F)	3 of 100 (Routine)
Wilmington Wb City	United States	Record high minimum temperature	15.0 C (59.0 F)	2 of 100 (Routine)
Concordia ASOS	United States	Record high maximum temperature	13.9 C (57.0 F)	2 of 100 (Routine)
Kremsmuenster	Austria	Record high minimum temperature	6.2 C (43.2 F)	1 of 100 (Routine)
Altastenberg	Germany	Record high maximum temperature	7.1 C (44.8 F)	1 of 100 (Routine)

Counts by Type and Timescale

54 records

Records set or tied on 15 December 1918 by type: Highest daily maximum 21, Highest daily minimum 17, Lowest daily minimum 1, Heaviest daily rainfall 15.

Records on 15 December 1918 by type
Record type	Records
Highest daily maximum	21
Lowest daily maximum	0
Highest daily minimum	17
Lowest daily minimum	1
Heaviest daily rainfall	15
Heaviest daily snowfall	0
Deepest snow cover	0

Records on 15 December 1918 by timescale: all-time 0, monthly 0, daily 54.

How Much Records Were Beaten By

48 broken records

Margins by which the 48 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 46.0. Ties are not counted.

Top 20 by Significance

15 December 1918

Top 20 records on 15 December 1918 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
15 December 1918	Pittsworth, AU	daily rain	55.1 mm (2.2 in)	46.0 mm (1.8 in)	21 years	47 of 100 (Notable)
15 December 1918	Warwick Post Office, AU	daily rain	43.2 mm (1.7 in)	26.7 mm (1.1 in)	16 years	30 of 100 (Routine)
15 December 1918	Stanthorpe Leslie Parade, AU	daily rain	47.2 mm (1.9 in)	22.6 mm (0.9 in)	21 years	29 of 100 (Routine)
15 December 1918	Cambooya Post Office, AU	daily rain	34.0 mm (1.3 in)	26.1 mm (1.0 in)	21 years	28 of 100 (Routine)
15 December 1918	Uccle, BE	daily high min	9.9 C (49.8 F)	0.7 C (1.3 F)	49 years	23 of 100 (Routine)
15 December 1918	Ottawa, CA	daily high max	7.8 C (46.0 F)	5.0 C (9.0 F)	37 years	22 of 100 (Routine)
15 December 1918	Anticosti SW Point, CA	daily rain	18.3 mm (0.7 in)	5.6 mm (0.22 in)	38 years	20 of 100 (Routine)
15 December 1918	Vestervig, DK	daily rain	16.3 mm (0.6 in)	3.1 mm (0.12 in)	31 years	20 of 100 (Routine)
15 December 1918	Toowoomba, AU	daily rain	21.8 mm (0.9 in)	10.9 mm (0.4 in)	29 years	19 of 100 (Routine)
15 December 1918	Allora Post Office, AU	daily rain	28.2 mm (1.1 in)	10.4 mm (0.4 in)	21 years	17 of 100 (Routine)
15 December 1918	Varberg, SE	daily rain	8.0 mm (0.31 in)	2.2 mm (0.09 in)	24 years	17 of 100 (Routine)
15 December 1918	Vineland, US	daily high min	11.1 C (52.0 F)	3.3 C (5.9 F)	20 years	16 of 100 (Routine)
15 December 1918	Kremsmuenster, AT	daily high max	11.0 C (51.8 F)	1.0 C (1.8 F)	31 years	15 of 100 (Routine)
15 December 1918	Concord, US	daily high min	1.7 C (35.1 F)	0.6 C (1.1 F)	33 years	15 of 100 (Routine)
15 December 1918	Nordby (Fano), DK	daily rain	13.8 mm (0.5 in)	0.6 mm (0.02 in)	31 years	14 of 100 (Routine)
15 December 1918	Dublin Phoenix Park, IE	daily rain	15.9 mm (0.6 in)	3.5 mm (0.14 in)	8 years	14 of 100 (Routine)
15 December 1918	Nurnberg, DE	daily high min	8.1 C (46.6 F)	1.0 C (1.8 F)	31 years	14 of 100 (Routine)
15 December 1918	Washington, US	daily high min	6.7 C (44.1 F)	1.1 C (2.0 F)	20 years	14 of 100 (Routine)
15 December 1918	Calgary Int'l A, CA	daily high max	11.1 C (52.0 F)	1.1 C (2.0 F)	31 years	13 of 100 (Routine)
15 December 1918	Bamberg, DE	daily high min	7.8 C (46.0 F)	0.3 C (0.5 F)	31 years	13 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 54 records.

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

Records on 12-15 in each year
Year	Records
1793	1
1796	1
1798	1
1800	1
1808	3
1810	1
1814	3
1815	1
1825	1
1831	1
1840	2
1844	2
1846	3
1847	1
1854	3
1859	2
1863	1
1864	1
1866	1
1867	2
1868	1
1869	1
1870	1
1873	1
1874	1
1878	4
1879	2
1880	2
1881	3
1882	2
1883	1
1885	1
1886	1
1889	3
1890	1
1891	2
1892	4
1893	1
1894	4
1895	1
1896	5
1897	2
1899	12
1900	5
1901	21
1902	3
1903	7
1904	9
1905	6
1906	9
1907	10
1908	5
1909	5
1910	4
1911	23
1912	42
1913	13
1914	239
1915	180
1916	40
1917	40
1918	54
1919	28
1920	35
1921	26
1922	65
1923	132
1924	358
1925	187
1926	226
1927	235
1928	388
1929	500
1930	160
1931	284
1932	385
1933	796
1934	199
1935	140
1936	286
1937	310
1938	100
1939	637
1940	464
1941	373
1942	385
1943	486
1944	281
1945	420
1946	521
1947	634
1948	1,239
1949	135
1950	292
1951	962
1952	367
1953	270
1954	413
1955	371
1956	531
1957	304
1958	531
1959	560
1960	313
1961	883
1962	979
1963	670
1964	371
1965	759
1966	275
1967	948
1968	510
1969	352
1970	215
1971	1,739
1972	1,159
1973	615
1974	511
1975	1,230
1976	349
1977	963
1978	499
1979	560
1980	1,085
1981	1,243
1982	831
1983	1,229
1984	1,397
1985	1,077
1986	502
1987	1,740
1988	519
1989	2,753
1990	846
1991	636
1992	1,263
1993	734
1994	676
1995	848
1996	727
1997	1,521
1998	1,216
1999	621
2000	1,154
2001	1,026
2002	831
2003	846
2004	795
2005	953
2006	1,491
2007	973
2008	1,789
2009	930
2010	1,705
2011	780
2012	1,058
2013	701
2014	1,045
2015	1,398
2016	1,024
2017	332
2018	539
2019	547
2020	400
2021	1,182
2022	1,057
2023	794
2024	369
2025	2,115

Download the Data

Data for records on 1918-12-15: 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).

Histogram of margins by which records were beaten on 15 December 1918
Margin	Records
0 to 10	42
10 to 20	2
20 to 30	3
30 to 40	0
40 to 50	1