Weather Records on 20 December 1958

382 weather records were set or tied worldwide on 20 December 1958. Highest significance: Oswego, US.

Key Facts for 20 December 1958

On 20 December 1958, 382 weather records were set or tied at long-record stations worldwide.
157 were record highs and 69 were record lows, counting maximum and minimum temperature.
By timescale, 0 were all-time records, 9 monthly and 373 daily.
Oswego set a daily record snow depth of 78.7 cm (31.0 in) on 20 December 1958.
Across 163 earlier years (1793 to 2025) the same calendar date averaged 468 records.

Record Map

382 stations

382 station records on 20 December 1958 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 20 December 1958: highest significance records shown on the map
Station	Country	Type	Value	Significance
Oswego	United States	Record snow depth	78.7 cm (31.0 in)	52 of 100 (Notable)
Iguape	Brazil	Record daily precipitation	84.5 mm (3.3 in)	49 of 100 (Notable)
Cananeia G4-001	Brazil	Record daily precipitation	153.2 mm (6.0 in)	49 of 100 (Notable)
Lyon - St Exupery	France	Record daily precipitation	40.6 mm (1.6 in)	49 of 100 (Notable)
Virden	Canada	Record low minimum temperature	-26.1 C (-15.0 F)	45 of 100 (Notable)
Harnosand	Sweden	Record daily precipitation	25.6 mm (1.0 in)	44 of 100 (Notable)
Kempsey (Wide Street)	Australia	Record daily precipitation	141.7 mm (5.6 in)	43 of 100 (Notable)
Ponte Guatapara	Brazil	Record daily precipitation	120.8 mm (4.8 in)	43 of 100 (Notable)
Milan	Italy	Record daily precipitation	48.2 mm (1.9 in)	42 of 100 (Notable)
Macrossan	Australia	Record daily precipitation	67.8 mm (2.7 in)	34 of 100 (Routine)
Dordrecht - Tnk 14	South Africa	Record daily precipitation	52.5 mm (2.1 in)	34 of 100 (Routine)
Weabonga (Stoneleigh)	Australia	Record daily precipitation	40.6 mm (1.6 in)	33 of 100 (Routine)
Peterborough	Canada	Record low maximum temperature	-19.4 C (-2.9 F)	32 of 100 (Routine)
Hailey 3 NNW	United States	Record high maximum temperature	10.6 C (51.1 F)	32 of 100 (Routine)
Hoffmeister 3 W	United States	Record daily snowfall	24.1 cm (9.5 in)	32 of 100 (Routine)
Parry Sound	Canada	Record low minimum temperature	-37.8 C (-36.0 F)	31 of 100 (Routine)
Rocklands	South Africa	Record daily precipitation	25.0 mm (1.0 in)	31 of 100 (Routine)
Barkly East	South Africa	Record daily precipitation	37.5 mm (1.5 in)	31 of 100 (Routine)
Charlevoix	United States	Record snow depth	43.2 cm (17.0 in)	31 of 100 (Routine)
Petoskey	United States	Record low minimum temperature	-21.1 C (-6.0 F)	31 of 100 (Routine)
Wien	Austria	Record high maximum temperature	12.5 C (54.5 F)	30 of 100 (Routine)
Port Stanley	Canada	Record low minimum temperature	-19.4 C (-2.9 F)	30 of 100 (Routine)
Poronajsk	Russia	Record daily precipitation	25.6 mm (1.0 in)	30 of 100 (Routine)
Ludington 4 SE	United States	Record low minimum temperature	-17.8 C (0.0 F)	30 of 100 (Routine)
Austwell	United States	Record daily precipitation	74.9 mm (2.9 in)	30 of 100 (Routine)
Mungallala	Australia	Record daily precipitation	40.6 mm (1.6 in)	29 of 100 (Routine)
Wentworth Falls Post Office	Australia	Record daily precipitation	42.9 mm (1.7 in)	29 of 100 (Routine)
Genoa	Italy	Record daily precipitation	81.8 mm (3.2 in)	29 of 100 (Routine)
Krasnyj Chikoj	Russia	Record high minimum temperature	-10.7 C (12.7 F)	29 of 100 (Routine)
Katberg (Bos)	South Africa	Record daily precipitation	40.9 mm (1.6 in)	29 of 100 (Routine)
E Jordan	United States	Record low minimum temperature	-26.7 C (-16.1 F)	29 of 100 (Routine)
Telegraph Point (Farrawells Ro	Australia	Record daily precipitation	71.9 mm (2.8 in)	28 of 100 (Routine)
Exwell Park	South Africa	Record daily precipitation	32.4 mm (1.3 in)	28 of 100 (Routine)
Mackinaw City 2	United States	Record low minimum temperature	-20.6 C (-5.1 F)	28 of 100 (Routine)
Macksville Country Club	Australia	Record daily precipitation	99.3 mm (3.9 in)	27 of 100 (Routine)
Munchen-Nymphenburg	Germany	Record high maximum temperature	12.9 C (55.2 F)	27 of 100 (Routine)
Baldwin	United States	Record low maximum temperature	-8.9 C (16.0 F)	27 of 100 (Routine)
Big Rapids Wtp	United States	Record low minimum temperature	-24.4 C (-11.9 F)	27 of 100 (Routine)
Danevang 1 W	United States	Record daily precipitation	52.3 mm (2.1 in)	27 of 100 (Routine)
Fergana	Uzbekistan	Record high minimum temperature	2.7 C (36.9 F)	27 of 100 (Routine)
Salzburg	Austria	Record high maximum temperature	16.3 C (61.3 F)	26 of 100 (Routine)
Porto	Brazil	Record daily precipitation	58.8 mm (2.3 in)	26 of 100 (Routine)
Virden	Canada	Record low maximum temperature	-16.7 C (1.9 F)	26 of 100 (Routine)
Contest	South Africa	Record daily precipitation	25.8 mm (1.0 in)	26 of 100 (Routine)
Clarks Siding	South Africa	Record daily precipitation	35.5 mm (1.4 in)	26 of 100 (Routine)
Gaylord	United States	Record low minimum temperature	-28.9 C (-20.0 F)	26 of 100 (Routine)
Drobeta Turnu Severin	Romania	Record high maximum temperature	14.3 C (57.7 F)	25 of 100 (Routine)
Jaen (Instituto)	Spain	Record daily precipitation	46.5 mm (1.8 in)	25 of 100 (Routine)
Gospic	Croatia	Record high maximum temperature	14.0 C (57.2 F)	24 of 100 (Routine)
Gospic	Croatia	Record high minimum temperature	8.4 C (47.1 F)	24 of 100 (Routine)
Debrecen Airport	Hungary	Record high maximum temperature	15.3 C (59.5 F)	24 of 100 (Routine)
Baia Mare	Romania	Record high minimum temperature	4.3 C (39.7 F)	24 of 100 (Routine)
Bliss 4 NW	United States	Record high maximum temperature	13.3 C (55.9 F)	24 of 100 (Routine)
Hart 3 WSW	United States	Record low minimum temperature	-19.4 C (-2.9 F)	24 of 100 (Routine)
Newaygo Hardy Dam	United States	Record low minimum temperature	-25.6 C (-14.1 F)	24 of 100 (Routine)
S Haven	United States	Record low minimum temperature	-17.8 C (0.0 F)	24 of 100 (Routine)
Scipio	United States	Record high maximum temperature	16.7 C (62.1 F)	24 of 100 (Routine)
Kappawanta	Australia	Record daily precipitation	32.8 mm (1.3 in)	23 of 100 (Routine)
Szeged	Hungary	Record high maximum temperature	14.9 C (58.8 F)	23 of 100 (Routine)
Muskegon Co AP	United States	Record low minimum temperature	-18.9 C (-2.0 F)	23 of 100 (Routine)

Counts by Type and Timescale

382 records

Records set or tied on 20 December 1958 by type: Highest daily maximum 103, Lowest daily maximum 26, Highest daily minimum 54, Lowest daily minimum 43, Heaviest daily rainfall 140, Heaviest daily snowfall 5, Deepest snow cover 11.

Records on 20 December 1958 by type
Record type	Records
Highest daily maximum	103
Lowest daily maximum	26
Highest daily minimum	54
Lowest daily minimum	43
Heaviest daily rainfall	140
Heaviest daily snowfall	5
Deepest snow cover	11

Records on 20 December 1958 by timescale: all-time 0, monthly 9, daily 373.

How Much Records Were Beaten By

300 broken records

Margins by which the 300 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 558.0. Ties are not counted.

Top 20 by Significance

20 December 1958

Top 20 records on 20 December 1958 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
20 December 1958	Oswego, US	daily snow depth	78.7 cm (31.0 in)	55.8 cm (22.0 in)	31 years	52 of 100 (Notable)
20 December 1958	Iguape, BR	daily rain	84.5 mm (3.3 in)	45.5 mm (1.8 in)	43 years	49 of 100 (Notable)
20 December 1958	Cananeia G4-001, BR	monthly rain	153.2 mm (6.0 in)	33.2 mm (1.3 in)	42 years	49 of 100 (Notable)
20 December 1958	Lyon - St Exupery, FR	daily rain	40.6 mm (1.6 in)	27.6 mm (1.1 in)	20 years	49 of 100 (Notable)
20 December 1958	Virden, CA	daily low min	-26.1 C (-15.0 F)	16.1 C (29.0 F)	67 years	45 of 100 (Notable)
20 December 1958	Harnosand, SE	daily rain	25.6 mm (1.0 in)	6.1 mm (0.24 in)	73 years	44 of 100 (Notable)
20 December 1958	Kempsey (Wide Street), AU	monthly rain	141.7 mm (5.6 in)	10.4 mm (0.4 in)	68 years	43 of 100 (Notable)
20 December 1958	Ponte Guatapara, BR	daily rain	120.8 mm (4.8 in)	86.8 mm (3.4 in)	1 year	43 of 100 (Notable)
20 December 1958	Milan, IT	daily rain	48.2 mm (1.9 in)	13.1 mm (0.5 in)	62 years	42 of 100 (Notable)
20 December 1958	Macrossan, AU	daily rain	67.8 mm (2.7 in)	46.5 mm (1.8 in)	36 years	34 of 100 (Routine)
20 December 1958	Dordrecht - Tnk 14, ZA	daily rain	52.5 mm (2.1 in)	7.3 mm (0.29 in)	68 years	34 of 100 (Routine)
20 December 1958	Weabonga (Stoneleigh), AU	daily rain	40.6 mm (1.6 in)	25.9 mm (1.0 in)	19 years	33 of 100 (Routine)
20 December 1958	Peterborough, CA	daily low max	-19.4 C (-2.9 F)	1.1 C (2.0 F)	73 years	32 of 100 (Routine)
20 December 1958	Hailey 3 NNW, US	daily high max	10.6 C (51.1 F)	3.4 C (6.1 F)	63 years	32 of 100 (Routine)
20 December 1958	Hoffmeister 3 W, US	daily snowfall	24.1 cm (9.5 in)	12.7 cm (5.0 in)	28 years	32 of 100 (Routine)
20 December 1958	Parry Sound, CA	monthly low min	-37.8 C (-36.0 F)	1.1 C (2.0 F)	40 years	31 of 100 (Routine)
20 December 1958	Rocklands, ZA	daily rain	25.0 mm (1.0 in)	8.5 mm (0.33 in)	55 years	31 of 100 (Routine)
20 December 1958	Barkly East, ZA	daily rain	37.5 mm (1.5 in)	15.9 mm (0.6 in)	20 years	31 of 100 (Routine)
20 December 1958	Charlevoix, US	daily snow depth	43.2 cm (17.0 in)	12.7 cm (5.0 in)	49 years	31 of 100 (Routine)
20 December 1958	Petoskey, US	daily low min	-21.1 C (-6.0 F)	4.4 C (7.9 F)	56 years	31 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 1958

Records set or tied on this calendar date in each year from 1793 to 1958. 1958 had 382 records.

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

Records on 12-20 in each year
Year	Records
1793	1
1795	1
1804	1
1805	2
1808	1
1815	1
1828	1
1837	1
1846	1
1855	8
1858	1
1860	1
1866	1
1867	1
1868	1
1869	1
1871	2
1874	3
1875	1
1877	2
1878	1
1879	1
1880	1
1881	1
1882	1
1884	4
1885	1
1886	4
1889	4
1890	2
1891	2
1892	1
1894	2
1895	8
1896	1
1897	4
1898	2
1899	1
1900	7
1901	8
1902	14
1903	17
1904	9
1905	5
1906	5
1907	11
1908	5
1909	22
1910	17
1911	24
1912	27
1913	7
1914	43
1915	18
1916	45
1917	33
1918	18
1919	25
1920	22
1921	101
1922	88
1923	215
1924	332
1925	96
1926	163
1927	200
1928	93
1929	256
1930	67
1931	536
1932	170
1933	492
1934	265
1935	152
1936	416
1937	181
1938	240
1939	308
1940	965
1941	633
1942	817
1943	193
1944	340
1945	430
1946	327
1947	385
1948	345
1949	1,141
1950	758
1951	926
1952	394
1953	385
1954	416
1955	726
1956	471
1957	1,354
1958	382
1959	142
1960	354
1961	369
1962	475
1963	875
1964	499
1965	353
1966	555
1967	1,370
1968	482
1969	514
1970	518
1971	441
1972	448
1973	1,184
1974	328
1975	610
1976	382
1977	484
1978	910
1979	600
1980	667
1981	1,681
1982	712
1983	2,995
1984	1,411
1985	1,035
1986	321
1987	1,179
1988	760
1989	1,812
1990	1,885
1991	1,172
1992	1,134
1993	1,266
1994	813
1995	1,128
1996	1,448
1997	651
1998	1,110
1999	938
2000	1,150
2001	523
2002	943
2003	1,315
2004	836
2005	515
2006	1,387
2007	986
2008	1,356
2009	1,502
2010	2,055
2011	846
2012	1,131
2013	584
2014	524
2015	1,238
2016	603
2017	688
2018	592
2019	731
2020	554
2021	442
2022	567
2023	1,242
2024	897
2025	1,166

Download the Data

Data for records on 1958-12-20: 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 2026-10-16. Last revised 16 October 2026 (2026-10-16).

Margin	Records
0 to 100	296
100 to 200	3
200 to 300	0
300 to 400	0
400 to 500	0
500 to 600	1