Weather Records on 28 December 1917

73 weather records were set or tied worldwide on 28 December 1917. Highest significance: Algiers-Ville/Universite, DZ.

Key Facts for 28 December 1917

On 28 December 1917, 73 weather records were set or tied at long-record stations worldwide.
7 were record highs and 50 were record lows, counting maximum and minimum temperature.
By timescale, 6 were all-time records, 5 monthly and 62 daily.
Algiers-Ville/Universite set an all-time record low maximum temperature of 4.0 C (39.2 F) on 28 December 1917.
Across 161 earlier years (1793 to 2025) the same calendar date averaged 491 records.

Record Map

73 stations

73 station records on 28 December 1917 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 28 December 1917: highest significance records shown on the map
Station	Country	Type	Value	Significance
Algiers-Ville/Universite	Algeria	Record low maximum temperature	4.0 C (39.2 F)	33 of 100 (Routine)
Fort National	Algeria	Record low maximum temperature	-2.0 C (28.4 F)	32 of 100 (Routine)
Moose Factory	Canada	Record low maximum temperature	-33.9 C (-29.0 F)	25 of 100 (Routine)
Lakefield	Canada	Record low maximum temperature	-24.4 C (-11.9 F)	25 of 100 (Routine)
Bad Muskau	Germany	Record snow depth	14.0 cm (5.5 in)	24 of 100 (Routine)
New Westminster	Canada	Record daily precipitation	51.8 mm (2.0 in)	23 of 100 (Routine)
Algiers-Ville/Universite	Algeria	Record low minimum temperature	0.0 C (32.0 F)	22 of 100 (Routine)
Halifax	Canada	Record low minimum temperature	-18.9 C (-2.0 F)	22 of 100 (Routine)
Medicine Hat A	Canada	Record daily precipitation	7.6 mm (0.30 in)	20 of 100 (Routine)
Medicine Hat A	Canada	Record daily snowfall	7.6 cm (3.0 in)	20 of 100 (Routine)
Wiarton	Canada	Record daily snowfall	15.2 cm (6.0 in)	20 of 100 (Routine)
Saint John	Canada	Record low minimum temperature	-21.7 C (-7.1 F)	19 of 100 (Routine)
Portland Rfc City	United States	Record high maximum temperature	17.8 C (64.0 F)	19 of 100 (Routine)
Ny City Cntrl Park	United States	Record low minimum temperature	-13.3 C (8.1 F)	19 of 100 (Routine)
Freiburg	Germany	Record low minimum temperature	-15.1 C (4.8 F)	18 of 100 (Routine)
Portland Rfc City	United States	Record high minimum temperature	15.0 C (59.0 F)	18 of 100 (Routine)
Wiarton	Canada	Record daily precipitation	15.2 mm (0.6 in)	17 of 100 (Routine)
Chatham	Canada	Record low minimum temperature	-28.9 C (-20.0 F)	17 of 100 (Routine)
Sydney	Canada	Record low maximum temperature	-5.6 C (21.9 F)	17 of 100 (Routine)
Philadelphia City	United States	Record low minimum temperature	-12.2 C (10.0 F)	17 of 100 (Routine)
Parry Sound	Canada	Record daily snowfall	20.3 cm (8.0 in)	16 of 100 (Routine)
Ft Bidwell	United States	Record high maximum temperature	12.2 C (54.0 F)	16 of 100 (Routine)
Buffalo	United States	Record low minimum temperature	-17.8 C (0.0 F)	16 of 100 (Routine)
Stony Mountain	Canada	Record low maximum temperature	-27.8 C (-18.0 F)	15 of 100 (Routine)
Owen Sound	Canada	Record low maximum temperature	-13.3 C (8.1 F)	15 of 100 (Routine)
Port Dover	Canada	Record low maximum temperature	-14.4 C (6.1 F)	15 of 100 (Routine)
Stratford	Canada	Record low maximum temperature	-13.9 C (7.0 F)	15 of 100 (Routine)
Green Bay	United States	Record low maximum temperature	-17.8 C (0.0 F)	15 of 100 (Routine)
Booreegamma	Australia	Record daily precipitation	21.6 mm (0.9 in)	14 of 100 (Routine)
Winnemucca AP	United States	Record high maximum temperature	16.1 C (61.0 F)	14 of 100 (Routine)
Minnedosa	Canada	Record low minimum temperature	-40.0 C (-40.0 F)	13 of 100 (Routine)
Lucknow	Canada	Record low minimum temperature	-22.2 C (-8.0 F)	13 of 100 (Routine)
Yarmouth	Canada	Record low minimum temperature	-17.2 C (1.0 F)	13 of 100 (Routine)
Huron Rgnl AP	United States	Record low minimum temperature	-31.7 C (-25.1 F)	13 of 100 (Routine)
Prince Albert	Canada	Record low minimum temperature	-45.6 C (-50.1 F)	12 of 100 (Routine)
Southampton	Canada	Record low minimum temperature	-21.7 C (-7.1 F)	12 of 100 (Routine)
Olympia Priest Pt Park	United States	Record high maximum temperature	14.4 C (57.9 F)	12 of 100 (Routine)
Wilcannia (Mena Murtee)	Australia	Record daily precipitation	6.9 mm (0.27 in)	11 of 100 (Routine)
Moose Factory	Canada	Record low minimum temperature	-39.4 C (-38.9 F)	11 of 100 (Routine)
Quebec	Canada	Record low minimum temperature	-27.2 C (-17.0 F)	11 of 100 (Routine)
Montreal McGill	Canada	Record low minimum temperature	-28.9 C (-20.0 F)	11 of 100 (Routine)
Portland	United States	Record low minimum temperature	-19.4 C (-2.9 F)	11 of 100 (Routine)
Morris W Cntrl Rsch & Outreach	United States	Record low minimum temperature	-31.1 C (-24.0 F)	11 of 100 (Routine)
Swift Current	Canada	Record low minimum temperature	-36.1 C (-33.0 F)	10 of 100 (Routine)
Stony Mountain	Canada	Record low minimum temperature	-40.0 C (-40.0 F)	10 of 100 (Routine)
Owen Sound	Canada	Record low minimum temperature	-25.0 C (-13.0 F)	9 of 100 (Routine)
Qu'appelle	Canada	Record low minimum temperature	-37.2 C (-35.0 F)	8 of 100 (Routine)
Ottawa	Canada	Record low minimum temperature	-28.3 C (-18.9 F)	8 of 100 (Routine)
Renfrew	Canada	Record daily snowfall	3.8 cm (1.5 in)	8 of 100 (Routine)
Brome	Canada	Record daily precipitation	20.3 mm (0.8 in)	8 of 100 (Routine)
Vastervik	Sweden	Record low maximum temperature	-5.5 C (22.1 F)	7 of 100 (Routine)
Karesuando	Sweden	Record daily precipitation	1.4 mm (0.06 in)	7 of 100 (Routine)
Fort National	Algeria	Record low minimum temperature	-7.0 C (19.4 F)	6 of 100 (Routine)
Nemours (Ghazaouet)	Algeria	Record low maximum temperature	9.0 C (48.2 F)	6 of 100 (Routine)
Coonamble (Nardoo)	Australia	Record daily precipitation	10.9 mm (0.4 in)	6 of 100 (Routine)
Anticosti SW Point	Canada	Record low minimum temperature	-22.2 C (-8.0 F)	6 of 100 (Routine)
Peterborough	Canada	Record low maximum temperature	-23.3 C (-9.9 F)	5 of 100 (Routine)
Skara 1	Sweden	Record low minimum temperature	-17.0 C (1.4 F)	5 of 100 (Routine)
Prince Albert	Canada	Record low maximum temperature	-32.8 C (-27.0 F)	4 of 100 (Routine)
World Trade Ctr	United States	Record low minimum temperature	-13.3 C (8.1 F)	4 of 100 (Routine)

Counts by Type and Timescale

73 records

Records set or tied on 28 December 1917 by type: Highest daily maximum 5, Lowest daily maximum 18, Highest daily minimum 2, Lowest daily minimum 32, Heaviest daily rainfall 10, Heaviest daily snowfall 4, Deepest snow cover 2.

Records on 28 December 1917 by type
Record type	Records
Highest daily maximum	5
Lowest daily maximum	18
Highest daily minimum	2
Lowest daily minimum	32
Heaviest daily rainfall	10
Heaviest daily snowfall	4
Deepest snow cover	2

Records on 28 December 1917 by timescale: all-time 6, monthly 5, daily 62.

How Much Records Were Beaten By

56 broken records

Margins by which the 56 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 71.0. Ties are not counted.

Top 20 by Significance

28 December 1917

Top 20 records on 28 December 1917 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
28 December 1917	Algiers-Ville/Universite, DZ	all-time low max	4.0 C (39.2 F)	0.8 C (1.4 F)	26 years	33 of 100 (Routine)
28 December 1917	Fort National, DZ	all-time low max	-2.0 C (28.4 F)	1.0 C (1.8 F)	24 years	32 of 100 (Routine)
28 December 1917	Moose Factory, CA	all-time low max	-33.9 C (-29.0 F)	0.6 C (1.1 F)	3 years	25 of 100 (Routine)
28 December 1917	Lakefield, CA	monthly low max	-24.4 C (-11.9 F)	3.8 C (6.8 F)	22 years	25 of 100 (Routine)
28 December 1917	Bad Muskau, DE	all-time snow depth	14.0 cm (5.5 in)	1.0 cm (0.4 in)	0 years	24 of 100 (Routine)
28 December 1917	New Westminster, CA	daily rain	51.8 mm (2.0 in)	16.5 mm (0.6 in)	19 years	23 of 100 (Routine)
28 December 1917	Algiers-Ville/Universite, DZ	monthly low min	0.0 C (32.0 F)	2.0 C (3.6 F)	3 years	22 of 100 (Routine)
28 December 1917	Halifax, CA	daily low min	-18.9 C (-2.0 F)	3.3 C (5.9 F)	44 years	22 of 100 (Routine)
28 December 1917	Medicine Hat A, CA	daily rain	7.6 mm (0.30 in)	2.5 mm (0.10 in)	30 years	20 of 100 (Routine)
28 December 1917	Medicine Hat A, CA	daily snowfall	7.6 cm (3.0 in)	2.5 cm (1.0 in)	30 years	20 of 100 (Routine)
28 December 1917	Wiarton, CA	daily snowfall	15.2 cm (6.0 in)	5.0 cm (2.0 in)	26 years	20 of 100 (Routine)
28 December 1917	Saint John, CA	daily low min	-21.7 C (-7.1 F)	1.7 C (3.1 F)	44 years	19 of 100 (Routine)
28 December 1917	Portland Rfc City, US	daily high max	17.8 C (64.0 F)	3.9 C (7.0 F)	19 years	19 of 100 (Routine)
28 December 1917	Ny City Cntrl Park, US	daily low min	-13.3 C (8.1 F)	1.1 C (2.0 F)	44 years	19 of 100 (Routine)
28 December 1917	Freiburg, DE	daily low min	-15.1 C (4.8 F)	3.6 C (6.5 F)	29 years	18 of 100 (Routine)
28 December 1917	Portland Rfc City, US	monthly high min	15.0 C (59.0 F)	1.7 C (3.1 F)	0 years	18 of 100 (Routine)
28 December 1917	Wiarton, CA	daily rain	15.2 mm (0.6 in)	5.0 mm (0.20 in)	26 years	17 of 100 (Routine)
28 December 1917	Chatham, CA	daily low min	-28.9 C (-20.0 F)	1.7 C (3.1 F)	37 years	17 of 100 (Routine)
28 December 1917	Sydney, CA	daily low max	-5.6 C (21.9 F)	0.6 C (1.1 F)	41 years	17 of 100 (Routine)
28 December 1917	Philadelphia City, US	daily low min	-12.2 C (10.0 F)	1.1 C (2.0 F)	36 years	17 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 1917

Records set or tied on this calendar date in each year from 1793 to 1917. 1917 had 73 records.

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

Records on 12-28 in each year
Year	Records
1793	2
1794	2
1803	1
1806	2
1810	1
1822	2
1824	2
1829	1
1839	3
1842	1
1849	1
1852	1
1853	1
1858	1
1859	2
1864	1
1866	1
1871	2
1872	3
1876	1
1879	3
1880	2
1881	2
1882	6
1885	1
1889	1
1890	3
1891	1
1892	2
1893	2
1894	5
1895	4
1896	6
1897	3
1898	3
1899	4
1900	10
1901	5
1902	6
1903	14
1904	13
1905	19
1906	14
1907	71
1908	19
1909	19
1910	10
1911	9
1912	43
1913	18
1914	41
1915	37
1916	60
1917	73
1918	24
1919	238
1920	52
1921	139
1922	114
1923	159
1924	478
1925	293
1926	236
1927	426
1928	310
1929	489
1930	96
1931	224
1932	246
1933	322
1934	295
1935	371
1936	681
1937	284
1938	161
1939	237
1940	836
1941	159
1942	660
1943	311
1944	240
1945	463
1946	1,328
1947	248
1948	482
1949	421
1950	340
1951	287
1952	102
1953	233
1954	867
1955	521
1956	674
1957	333
1958	489
1959	850
1960	379
1961	361
1962	480
1963	267
1964	614
1965	344
1966	998
1967	756
1968	1,258
1969	713
1970	468
1971	936
1972	425
1973	535
1974	661
1975	642
1976	504
1977	887
1978	865
1979	787
1980	1,303
1981	773
1982	2,226
1983	2,343
1984	2,118
1985	725
1986	553
1987	1,589
1988	1,575
1989	630
1990	1,275
1991	547
1992	915
1993	1,129
1994	1,128
1995	1,214
1996	1,762
1997	898
1998	812
1999	1,102
2000	1,873
2001	514
2002	846
2003	1,228
2004	912
2005	908
2006	842
2007	1,014
2008	1,435
2009	1,070
2010	1,423
2011	754
2012	514
2013	579
2014	525
2015	2,085
2016	732
2017	1,560
2018	811
2019	712
2020	394
2021	1,439
2022	538
2023	959
2024	810
2025	841

Download the Data

Data for records on 1917-12-28: 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 10	50
10 to 20	2
20 to 30	2
30 to 40	0
40 to 50	0
50 to 60	1
60 to 70	0
70 to 80	1