Weather Records on 17 December 1955

419 weather records were set or tied worldwide on 17 December 1955. Highest significance: Vasteras-Hasslo, SE.

Key Facts for 17 December 1955

On 17 December 1955, 419 weather records were set or tied at long-record stations worldwide.
48 were record highs and 88 were record lows, counting maximum and minimum temperature.
By timescale, 1 were all-time records, 8 monthly and 410 daily.
Vasteras-Hasslo set a monthly record daily precipitation of 32.0 mm (1.3 in) on 17 December 1955.
Across 160 earlier years (1793 to 2025) the same calendar date averaged 463 records.

Record Map

419 stations

419 station records on 17 December 1955 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 17 December 1955: highest significance records shown on the map
Station	Country	Type	Value	Significance
Vasteras-Hasslo	Sweden	Record daily precipitation	32.0 mm (1.3 in)	69 of 100 (Major)
Dhing	India	Record daily precipitation	50.8 mm (2.0 in)	66 of 100 (Major)
Grootfontein 11,	South Africa	Record daily precipitation	43.7 mm (1.7 in)	51 of 100 (Notable)
Hofmeyer (Mun)	South Africa	Record daily precipitation	48.0 mm (1.9 in)	50 of 100 (Notable)
Yalta	Ukraine	Record daily precipitation	68.9 mm (2.7 in)	48 of 100 (Notable)
Rowena (Bunna Bunna)	Australia	Record daily precipitation	63.5 mm (2.5 in)	44 of 100 (Notable)
Richmond - Uws Hawkesbury	Australia	Record daily precipitation	44.5 mm (1.8 in)	43 of 100 (Notable)
Petropavlovsk-Kamchatskij	Russia	Record daily precipitation	32.6 mm (1.3 in)	43 of 100 (Notable)
Agtertang	South Africa	Record daily precipitation	47.5 mm (1.9 in)	42 of 100 (Notable)
Minchinbury	Australia	Record daily precipitation	62.2 mm (2.4 in)	41 of 100 (Notable)
Danielskuil	South Africa	Record daily precipitation	44.5 mm (1.8 in)	41 of 100 (Notable)
Boetsap (Pol)	South Africa	Record daily precipitation	81.6 mm (3.2 in)	41 of 100 (Notable)
Sfax El-Maou	Tunisia	Record high maximum temperature	27.3 C (81.1 F)	41 of 100 (Notable)
Muttaburra	Australia	Record daily precipitation	43.2 mm (1.7 in)	40 of 100 (Notable)
Mtn View 91	United States	Record low maximum temperature	13.3 C (55.9 F)	40 of 100 (Notable)
Klipfontein"Potfontein"	South Africa	Record daily precipitation	31.0 mm (1.2 in)	38 of 100 (Notable)
Heavitree, Estcourt	South Africa	Record daily precipitation	58.9 mm (2.3 in)	37 of 100 (Notable)
Grootfontein	South Africa	Record daily precipitation	31.6 mm (1.2 in)	36 of 100 (Notable)
Groot-Arendskraal	South Africa	Record daily precipitation	36.5 mm (1.4 in)	36 of 100 (Notable)
Big Timber	United States	Record daily snowfall	17.8 cm (7.0 in)	36 of 100 (Notable)
Highmore	United States	Record snow depth	20.3 cm (8.0 in)	36 of 100 (Notable)
Parry Sound	Canada	Record daily snowfall	26.2 cm (10.3 in)	35 of 100 (Notable)
Syferfontein	South Africa	Record daily precipitation	39.2 mm (1.5 in)	35 of 100 (Notable)
Muswellbrook (Edderton)	Australia	Record daily precipitation	38.9 mm (1.5 in)	34 of 100 (Routine)
Parry Sound	Canada	Record daily precipitation	26.2 mm (1.0 in)	34 of 100 (Routine)
Hopetown (Tnk)	South Africa	Record daily precipitation	33.0 mm (1.3 in)	34 of 100 (Routine)
Eerstegeluk	South Africa	Record daily precipitation	51.6 mm (2.0 in)	34 of 100 (Routine)
Singleton Post Office	Australia	Record daily precipitation	44.7 mm (1.8 in)	33 of 100 (Routine)
Middleburg	South Africa	Record daily precipitation	25.5 mm (1.0 in)	32 of 100 (Routine)
Cottonwood 2 E	United States	Record snow depth	17.8 cm (7.0 in)	32 of 100 (Routine)
Hilland 2 NW	United States	Record daily snowfall	7.6 cm (3.0 in)	32 of 100 (Routine)
Worland	United States	Record daily snowfall	10.2 cm (4.0 in)	32 of 100 (Routine)
St. Petersburg	Russia	Record low minimum temperature	-24.3 C (-11.7 F)	31 of 100 (Routine)
Doyles Creek (Wood Park)	Australia	Record daily precipitation	37.3 mm (1.5 in)	30 of 100 (Routine)
Ostrov Sosnovez	Russia	Record low minimum temperature	-23.8 C (-10.8 F)	30 of 100 (Routine)
Bokfontein	South Africa	Record daily precipitation	29.5 mm (1.2 in)	30 of 100 (Routine)
Oranje	South Africa	Record daily precipitation	35.5 mm (1.4 in)	30 of 100 (Routine)
Luckhoff (Pol)	South Africa	Record daily precipitation	34.5 mm (1.4 in)	30 of 100 (Routine)
Yarima	South Africa	Record daily precipitation	40.0 mm (1.6 in)	30 of 100 (Routine)
Buckley 1 NE	United States	Record daily snowfall	5.1 cm (2.0 in)	30 of 100 (Routine)
Boggabri (Milchengowrie)	Australia	Record daily precipitation	41.1 mm (1.6 in)	29 of 100 (Routine)
Aberdeen (Main Rd)	Australia	Record daily precipitation	33.5 mm (1.3 in)	29 of 100 (Routine)
Gundy (Miller St)	Australia	Record daily precipitation	47.8 mm (1.9 in)	29 of 100 (Routine)
Bellrock	South Africa	Record daily precipitation	30.1 mm (1.2 in)	29 of 100 (Routine)
Tevredenheid	South Africa	Record daily precipitation	31.5 mm (1.2 in)	29 of 100 (Routine)
San Juan de Los Llanos	Mexico	Record high maximum temperature	33.9 C (93.0 F)	28 of 100 (Routine)
Busby	United States	Record daily snowfall	8.1 cm (3.2 in)	28 of 100 (Routine)
Crow Agency	United States	Record daily snowfall	25.4 cm (10.0 in)	28 of 100 (Routine)
Huron Rgnl AP	United States	Record snow depth	27.9 cm (11.0 in)	28 of 100 (Routine)
Kellogg	United States	Record daily snowfall	11.4 cm (4.5 in)	27 of 100 (Routine)
Colony	United States	Record daily snowfall	7.6 cm (3.0 in)	27 of 100 (Routine)
Milroy	Australia	Record daily precipitation	34.5 mm (1.4 in)	26 of 100 (Routine)
Cumnock (Willow Park)	Australia	Record daily precipitation	31.8 mm (1.3 in)	26 of 100 (Routine)
Sviland	Norway	Record snow depth	15.0 cm (5.9 in)	26 of 100 (Routine)
Hillmoor	South Africa	Record daily precipitation	31.5 mm (1.2 in)	26 of 100 (Routine)
Juneau Dwtn	United States	Record low minimum temperature	-12.2 C (10.0 F)	26 of 100 (Routine)
Calliope Public School	Australia	Record daily precipitation	46.5 mm (1.8 in)	25 of 100 (Routine)
Ravensworth (Hillview)	Australia	Record daily precipitation	26.4 mm (1.0 in)	25 of 100 (Routine)
Running Stream (Brooklyn)	Australia	Record daily precipitation	25.9 mm (1.0 in)	25 of 100 (Routine)
Freiburg	Germany	Record high minimum temperature	7.4 C (45.3 F)	25 of 100 (Routine)

Counts by Type and Timescale

419 records

Records set or tied on 17 December 1955 by type: Highest daily maximum 14, Lowest daily maximum 41, Highest daily minimum 34, Lowest daily minimum 47, Heaviest daily rainfall 209, Heaviest daily snowfall 51, Deepest snow cover 23.

Records on 17 December 1955 by type
Record type	Records
Highest daily maximum	14
Lowest daily maximum	41
Highest daily minimum	34
Lowest daily minimum	47
Heaviest daily rainfall	209
Heaviest daily snowfall	51
Deepest snow cover	23

Records on 17 December 1955 by timescale: all-time 1, monthly 8, daily 410.

How Much Records Were Beaten By

364 broken records

Margins by which the 364 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 170.0. Ties are not counted.

Top 20 by Significance

17 December 1955

Top 20 records on 17 December 1955 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
17 December 1955	Vasteras-Hasslo, SE	monthly rain	32.0 mm (1.3 in)	9.9 mm (0.39 in)	57 years	69 of 100 (Major)
17 December 1955	Dhing, IN	monthly rain	50.8 mm (2.0 in)	36.1 mm (1.4 in)	41 years	66 of 100 (Major)
17 December 1955	Grootfontein 11,, ZA	daily rain	43.7 mm (1.7 in)	38.4 mm (1.5 in)	32 years	51 of 100 (Notable)
17 December 1955	Hofmeyer (Mun), ZA	daily rain	48.0 mm (1.9 in)	45.0 mm (1.8 in)	16 years	50 of 100 (Notable)
17 December 1955	Yalta, UA	daily rain	68.9 mm (2.7 in)	38.2 mm (1.5 in)	4 years	48 of 100 (Notable)
17 December 1955	Rowena (Bunna Bunna), AU	daily rain	63.5 mm (2.5 in)	27.4 mm (1.1 in)	65 years	44 of 100 (Notable)
17 December 1955	Richmond - Uws Hawkesbury, AU	daily rain	44.5 mm (1.8 in)	26.5 mm (1.0 in)	52 years	43 of 100 (Notable)
17 December 1955	Petropavlovsk-Kamchatskij, RU	daily rain	32.6 mm (1.3 in)	14.6 mm (0.6 in)	60 years	43 of 100 (Notable)
17 December 1955	Agtertang, ZA	daily rain	47.5 mm (1.9 in)	38.9 mm (1.5 in)	12 years	42 of 100 (Notable)
17 December 1955	Minchinbury, AU	daily rain	62.2 mm (2.4 in)	49.8 mm (2.0 in)	34 years	41 of 100 (Notable)
17 December 1955	Danielskuil, ZA	daily rain	44.5 mm (1.8 in)	31.0 mm (1.2 in)	28 years	41 of 100 (Notable)
17 December 1955	Boetsap (Pol), ZA	monthly rain	81.6 mm (3.2 in)	16.8 mm (0.7 in)	30 years	41 of 100 (Notable)
17 December 1955	Sfax El-Maou, TN	daily high max	27.3 C (81.1 F)	5.3 C (9.5 F)	52 years	41 of 100 (Notable)
17 December 1955	Muttaburra, AU	daily rain	43.2 mm (1.7 in)	29.2 mm (1.1 in)	48 years	40 of 100 (Notable)
17 December 1955	Mtn View 91, US	all-time low max	13.3 C (55.9 F)	0.6 C (1.1 F)	43 years	40 of 100 (Notable)
17 December 1955	Klipfontein"Potfontein", ZA	daily rain	31.0 mm (1.2 in)	30.0 mm (1.2 in)	16 years	38 of 100 (Notable)
17 December 1955	Heavitree, Estcourt, ZA	daily rain	58.9 mm (2.3 in)	34.8 mm (1.4 in)	2 years	37 of 100 (Notable)
17 December 1955	Grootfontein, ZA	daily rain	31.6 mm (1.2 in)	26.5 mm (1.0 in)	16 years	36 of 100 (Notable)
17 December 1955	Groot-Arendskraal, ZA	daily rain	36.5 mm (1.4 in)	36.5 mm (1.4 in)	29 years	36 of 100 (Notable)
17 December 1955	Big Timber, US	daily snowfall	17.8 cm (7.0 in)	10.2 cm (4.0 in)	30 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 1955

Records set or tied on this calendar date in each year from 1793 to 1955. 1955 had 419 records.

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

Records on 12-17 in each year
Year	Records
1793	2
1796	1
1806	2
1808	2
1814	1
1815	1
1839	1
1845	1
1846	4
1847	1
1848	1
1859	3
1866	1
1867	1
1868	1
1869	2
1873	2
1876	3
1877	2
1878	1
1879	2
1881	2
1885	1
1886	1
1888	2
1889	2
1890	4
1892	4
1893	2
1894	4
1895	3
1896	4
1897	4
1898	2
1899	1
1900	6
1901	5
1902	47
1903	2
1904	14
1905	2
1906	17
1907	9
1908	13
1909	5
1910	37
1911	12
1912	15
1913	21
1914	17
1915	31
1916	21
1917	21
1918	21
1919	109
1920	97
1921	94
1922	120
1923	170
1924	505
1925	79
1926	172
1927	143
1928	359
1929	221
1930	362
1931	217
1932	684
1933	710
1934	200
1935	87
1936	504
1937	379
1938	118
1939	1,126
1940	248
1941	261
1942	507
1943	444
1944	189
1945	621
1946	207
1947	258
1948	316
1949	296
1950	294
1951	773
1952	277
1953	283
1954	409
1955	419
1956	448
1957	686
1958	540
1959	548
1960	492
1961	911
1962	676
1963	531
1964	1,239
1965	482
1966	516
1967	1,121
1968	338
1969	238
1970	820
1971	781
1972	601
1973	1,016
1974	390
1975	474
1976	507
1977	1,024
1978	710
1979	951
1980	1,116
1981	1,354
1982	569
1983	1,264
1984	1,618
1985	1,210
1986	743
1987	1,191
1988	481
1989	2,905
1990	866
1991	577
1992	1,461
1993	761
1994	685
1995	956
1996	1,212
1997	1,279
1998	695
1999	901
2000	1,566
2001	1,262
2002	858
2003	751
2004	554
2005	806
2006	1,307
2007	1,100
2008	1,354
2009	926
2010	1,405
2011	430
2012	942
2013	718
2014	370
2015	1,378
2016	1,521
2017	408
2018	498
2019	917
2020	768
2021	908
2022	595
2023	931
2024	560
2025	1,198

Download the Data

Data for records on 1955-12-17: 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 2026-10-16. Last revised 16 October 2026 (2026-10-16).

Margin	Records
0 to 25	308
25 to 50	36
50 to 75	14
75 to 100	2
100 to 125	2
125 to 150	1
150 to 175	1