Weather Records on 30 December 1955

254 weather records were set or tied worldwide on 30 December 1955. Highest significance: Mallow, ZA.

Key Facts for 30 December 1955

On 30 December 1955, 254 weather records were set or tied at long-record stations worldwide.
97 were record highs and 66 were record lows, counting maximum and minimum temperature.
By timescale, 2 were all-time records, 8 monthly and 244 daily.
Mallow set an all-time record daily precipitation of 150.0 mm (5.9 in) on 30 December 1955.
Across 154 earlier years (1799 to 2025) the same calendar date averaged 497 records.

Record Map

254 stations

254 station records on 30 December 1955 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 30 December 1955: highest significance records shown on the map
Station	Country	Type	Value	Significance
Mallow	South Africa	Record daily precipitation	150.0 mm (5.9 in)	67 of 100 (Major)
Tanana AP	United States	Record daily snowfall	16.8 cm (6.6 in)	53 of 100 (Notable)
Osijek	Croatia	Record daily precipitation	26.7 mm (1.1 in)	52 of 100 (Notable)
Paisley	United States	Record daily precipitation	31.0 mm (1.2 in)	52 of 100 (Notable)
Roodekuil	South Africa	Record daily precipitation	107.5 mm (4.2 in)	51 of 100 (Notable)
Ludlow	South Africa	Record daily precipitation	134.5 mm (5.3 in)	51 of 100 (Notable)
Valdez WSO	United States	Record daily precipitation	61.5 mm (2.4 in)	49 of 100 (Notable)
Sterkfontein	South Africa	Record daily precipitation	104.5 mm (4.1 in)	44 of 100 (Notable)
Mahalapye	Botswana	Record daily precipitation	57.4 mm (2.3 in)	43 of 100 (Notable)
Fort McPherson	Canada	Record daily snowfall	12.7 cm (5.0 in)	40 of 100 (Notable)
Drevja	Norway	Record snow depth	101.0 cm (39.8 in)	40 of 100 (Notable)
Forestburg 4 NNE	United States	Record snow depth	35.6 cm (14.0 in)	38 of 100 (Notable)
Illawarra	South Africa	Record daily precipitation	141.5 mm (5.6 in)	36 of 100 (Notable)
Rankins Pass	South Africa	Record daily precipitation	77.0 mm (3.0 in)	35 of 100 (Notable)
Grand Junction Walker Fld	United States	Record high maximum temperature	14.4 C (57.9 F)	32 of 100 (Routine)
Semej	Kazakhstan	Record low maximum temperature	-35.8 C (-32.4 F)	31 of 100 (Routine)
Safford	United States	Record high maximum temperature	23.9 C (75.0 F)	31 of 100 (Routine)
Simplicio Mendes	Brazil	Record daily precipitation	29.4 mm (1.2 in)	30 of 100 (Routine)
Fort Simpson	Canada	Record high maximum temperature	6.1 C (43.0 F)	30 of 100 (Routine)
Nikolaevsk-Na-Amure	Russia	Record high minimum temperature	-3.4 C (25.9 F)	30 of 100 (Routine)
Timovskoe	Russia	Record high maximum temperature	2.5 C (36.5 F)	30 of 100 (Routine)
Koster (Pol)	South Africa	Record daily precipitation	48.0 mm (1.9 in)	28 of 100 (Routine)
Gemsbokfontein	South Africa	Record daily precipitation	59.0 mm (2.3 in)	27 of 100 (Routine)
Astana	Kazakhstan	Record low minimum temperature	-37.4 C (-35.3 F)	26 of 100 (Routine)
Teziutlan	Mexico	Record daily precipitation	30.0 mm (1.2 in)	26 of 100 (Routine)
Winslow AP	United States	Record high maximum temperature	18.3 C (64.9 F)	26 of 100 (Routine)
Bomnak	Russia	Record high minimum temperature	-10.3 C (13.5 F)	25 of 100 (Routine)
Robe Comparison	Australia	Record low maximum temperature	15.6 C (60.1 F)	24 of 100 (Routine)
St Marys (Cullenswood)	Australia	Record daily precipitation	39.4 mm (1.6 in)	24 of 100 (Routine)
Petropavlovsk-Kamchatskij	Russia	Record high maximum temperature	5.1 C (41.2 F)	24 of 100 (Routine)
Schoonoord	South Africa	Record daily precipitation	38.5 mm (1.5 in)	24 of 100 (Routine)
Watsonville Wtr Wks	United States	Record low maximum temperature	10.0 C (50.0 F)	24 of 100 (Routine)
Yabba Station	Australia	Record daily precipitation	44.5 mm (1.8 in)	23 of 100 (Routine)
Aleksandrovsk-Sahalinskij	Russia	Record high minimum temperature	-7.9 C (17.8 F)	23 of 100 (Routine)
De Sabla	United States	Record daily snowfall	10.2 cm (4.0 in)	23 of 100 (Routine)
Santa Cruz	United States	Record low maximum temperature	7.2 C (45.0 F)	23 of 100 (Routine)
Bumping Lake	United States	Record low maximum temperature	-10.0 C (14.0 F)	23 of 100 (Routine)
Yuma Citrus STN	United States	Record high maximum temperature	30.0 C (86.0 F)	22 of 100 (Routine)
Cedaredge	United States	Record high maximum temperature	15.0 C (59.0 F)	22 of 100 (Routine)
Delta	United States	Record high maximum temperature	15.6 C (60.1 F)	22 of 100 (Routine)
Glenwood Spgs #2	United States	Record high maximum temperature	11.7 C (53.1 F)	22 of 100 (Routine)
Barrow AP	United States	Record low maximum temperature	-36.1 C (-33.0 F)	22 of 100 (Routine)
Glengallan	Australia	Record daily precipitation	32.5 mm (1.3 in)	21 of 100 (Routine)
Semej	Kazakhstan	Record low minimum temperature	-39.3 C (-38.7 F)	21 of 100 (Routine)
Vilnius	Lithuania	Record high minimum temperature	1.5 C (34.7 F)	21 of 100 (Routine)
Bomnak	Russia	Record high maximum temperature	-6.6 C (20.1 F)	21 of 100 (Routine)
Orogrande	United States	Record high maximum temperature	23.9 C (75.0 F)	21 of 100 (Routine)
Hawkesdale (Post Office)	Australia	Record daily precipitation	20.1 mm (0.8 in)	20 of 100 (Routine)
Fort McPherson	Canada	Record daily precipitation	12.7 mm (0.5 in)	20 of 100 (Routine)
Szeged	Hungary	Record daily precipitation	19.6 mm (0.8 in)	20 of 100 (Routine)
Tanana AP	United States	Record daily precipitation	9.7 mm (0.38 in)	20 of 100 (Routine)
McKinley Park	United States	Record daily precipitation	19.3 mm (0.8 in)	20 of 100 (Routine)
Yarrawalla South	Australia	Record daily precipitation	5.8 mm (0.23 in)	20 of 100 (Routine)
Nikolaevsk-Na-Amure	Russia	Record daily precipitation	12.3 mm (0.5 in)	20 of 100 (Routine)
Morawa West	Australia	Record daily precipitation	17.5 mm (0.7 in)	20 of 100 (Routine)
Weissenfels	Germany	Record daily precipitation	8.8 mm (0.35 in)	20 of 100 (Routine)
Fergana	Uzbekistan	Record daily precipitation	7.7 mm (0.30 in)	20 of 100 (Routine)
Cape Willoughby	Australia	Record daily precipitation	7.6 mm (0.30 in)	20 of 100 (Routine)
Frankfurt/Main (Feldbergstr.)	Germany	Record daily precipitation	20.0 mm (0.8 in)	20 of 100 (Routine)
Mathoura (Mathoura Station)	Australia	Record daily precipitation	5.3 mm (0.21 in)	20 of 100 (Routine)

Counts by Type and Timescale

254 records

Records set or tied on 30 December 1955 by type: Highest daily maximum 49, Lowest daily maximum 34, Highest daily minimum 48, Lowest daily minimum 32, Heaviest daily rainfall 75, Heaviest daily snowfall 8, Deepest snow cover 8.

Records on 30 December 1955 by type
Record type	Records
Highest daily maximum	49
Lowest daily maximum	34
Highest daily minimum	48
Lowest daily minimum	32
Heaviest daily rainfall	75
Heaviest daily snowfall	8
Deepest snow cover	8

Records on 30 December 1955 by timescale: all-time 2, monthly 8, daily 244.

How Much Records Were Beaten By

208 broken records

Margins by which the 208 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 460.0. Ties are not counted.

Top 20 by Significance

30 December 1955

Top 20 records on 30 December 1955 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
30 December 1955	Mallow, ZA	all-time rain	150.0 mm (5.9 in)	43.3 mm (1.7 in)	34 years	67 of 100 (Major)
30 December 1955	Tanana AP, US	daily snowfall	16.8 cm (6.6 in)	11.7 cm (4.6 in)	50 years	53 of 100 (Notable)
30 December 1955	Osijek, HR	daily rain	26.7 mm (1.1 in)	17.0 mm (0.7 in)	44 years	52 of 100 (Notable)
30 December 1955	Paisley, US	daily rain	31.0 mm (1.2 in)	28.2 mm (1.1 in)	21 years	52 of 100 (Notable)
30 December 1955	Roodekuil, ZA	daily rain	107.5 mm (4.2 in)	93.0 mm (3.7 in)	24 years	51 of 100 (Notable)
30 December 1955	Ludlow, ZA	daily rain	134.5 mm (5.3 in)	110.6 mm (4.4 in)	20 years	51 of 100 (Notable)
30 December 1955	Valdez WSO, US	daily rain	61.5 mm (2.4 in)	47.5 mm (1.9 in)	24 years	49 of 100 (Notable)
30 December 1955	Sterkfontein, ZA	monthly rain	104.5 mm (4.1 in)	31.3 mm (1.2 in)	15 years	44 of 100 (Notable)
30 December 1955	Mahalapye, BW	daily rain	57.4 mm (2.3 in)	32.8 mm (1.3 in)	36 years	43 of 100 (Notable)
30 December 1955	Fort McPherson, CA	daily snowfall	12.7 cm (5.0 in)	7.6 cm (3.0 in)	25 years	40 of 100 (Notable)
30 December 1955	Drevja, NO	daily snow depth	101.0 cm (39.8 in)	46.0 cm (18.1 in)	36 years	40 of 100 (Notable)
30 December 1955	Forestburg 4 NNE, US	daily snow depth	35.6 cm (14.0 in)	12.7 cm (5.0 in)	44 years	38 of 100 (Notable)
30 December 1955	Illawarra, ZA	all-time rain	141.5 mm (5.6 in)	1.8 mm (0.07 in)	34 years	36 of 100 (Notable)
30 December 1955	Rankins Pass, ZA	daily rain	77.0 mm (3.0 in)	29.5 mm (1.2 in)	37 years	35 of 100 (Notable)
30 December 1955	Grand Junction Walker Fld, US	daily high max	14.4 C (57.9 F)	6.1 C (11.0 F)	52 years	32 of 100 (Routine)
30 December 1955	Semej, KZ	daily low max	-35.8 C (-32.4 F)	11.3 C (20.3 F)	45 years	31 of 100 (Routine)
30 December 1955	Safford, US	daily high max	23.9 C (75.0 F)	3.9 C (7.0 F)	55 years	31 of 100 (Routine)
30 December 1955	Simplicio Mendes, BR	daily rain	29.4 mm (1.2 in)	21.0 mm (0.8 in)	34 years	30 of 100 (Routine)
30 December 1955	Fort Simpson, CA	daily high max	6.1 C (43.0 F)	9.4 C (16.9 F)	40 years	30 of 100 (Routine)
30 December 1955	Nikolaevsk-Na-Amure, RU	daily high min	-3.4 C (25.9 F)	6.4 C (11.5 F)	52 years	30 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

1799 to 1955

Records set or tied on this calendar date in each year from 1799 to 1955. 1955 had 254 records.

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

Records on 12-30 in each year
Year	Records
1799	2
1835	1
1850	1
1853	1
1856	1
1859	1
1863	1
1868	1
1870	4
1872	3
1874	2
1875	2
1876	3
1878	1
1880	5
1881	3
1882	3
1884	2
1888	2
1889	2
1890	7
1891	1
1892	1
1893	3
1895	6
1896	3
1897	7
1898	6
1899	3
1900	5
1901	8
1902	2
1903	8
1904	12
1905	10
1906	11
1907	26
1908	17
1909	13
1910	18
1911	20
1912	37
1913	32
1914	47
1915	62
1916	45
1917	217
1918	25
1919	82
1920	84
1921	111
1922	227
1923	223
1924	65
1925	184
1926	63
1927	290
1928	31
1929	382
1930	71
1931	509
1932	407
1933	279
1934	206
1935	202
1936	931
1937	234
1938	208
1939	237
1940	397
1941	149
1942	584
1943	165
1944	137
1945	251
1946	584
1947	317
1948	760
1949	206
1950	479
1951	955
1952	334
1953	399
1954	538
1955	254
1956	556
1957	443
1958	525
1959	216
1960	345
1961	389
1962	671
1963	567
1964	537
1965	1,122
1966	403
1967	760
1968	1,391
1969	817
1970	571
1971	1,122
1972	1,052
1973	1,262
1974	564
1975	703
1976	981
1977	795
1978	1,930
1979	427
1980	1,560
1981	684
1982	630
1983	2,765
1984	1,834
1985	568
1986	852
1987	1,270
1988	755
1989	528
1990	3,065
1991	525
1992	1,210
1993	865
1994	642
1995	1,455
1996	1,620
1997	1,384
1998	801
1999	838
2000	1,377
2001	651
2002	1,034
2003	661
2004	974
2005	928
2006	1,779
2007	748
2008	653
2009	933
2010	1,200
2011	782
2012	676
2013	642
2014	660
2015	820
2016	706
2017	1,324
2018	284
2019	1,131
2020	604
2021	1,455
2022	909
2023	726
2024	638
2025	325

Download the Data

Data for records on 1955-12-30: 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	204
100 to 200	3
200 to 300	0
300 to 400	0
400 to 500	1