Weather Records on 30 December 1951

955 weather records were set or tied worldwide on 30 December 1951. Highest significance: Hayden, US.

Key Facts for 30 December 1951

On 30 December 1951, 955 weather records were set or tied at long-record stations worldwide.
563 were record highs and 39 were record lows, counting maximum and minimum temperature.
By timescale, 8 were all-time records, 80 monthly and 867 daily.
Hayden set a monthly record daily precipitation of 46.2 mm (1.8 in) on 30 December 1951.
Across 154 earlier years (1799 to 2025) the same calendar date averaged 493 records.

Record Map

955 stations

955 station records on 30 December 1951 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 30 December 1951: highest significance records shown on the map
Station	Country	Type	Value	Significance
Hayden	United States	Record daily precipitation	46.2 mm (1.8 in)	61 of 100 (Major)
Duchesne	United States	Record daily snowfall	49.5 cm (19.5 in)	60 of 100 (Major)
Shoshone	United States	Record daily precipitation	62.2 mm (2.4 in)	59 of 100 (Notable)
Glenwood Spgs #2	United States	Record daily precipitation	37.3 mm (1.5 in)	58 of 100 (Notable)
Duchesne	United States	Record daily precipitation	42.4 mm (1.7 in)	58 of 100 (Notable)
Elberta	United States	Record daily precipitation	37.6 mm (1.5 in)	54 of 100 (Notable)
Dillon 1 E	United States	Record daily snowfall	38.1 cm (15.0 in)	53 of 100 (Notable)
Albany	Australia	Record daily precipitation	41.9 mm (1.6 in)	52 of 100 (Notable)
Spanish Fk Pwr House	United States	Record daily precipitation	43.4 mm (1.7 in)	52 of 100 (Notable)
Grand Junction Walker Fld	United States	Record daily precipitation	29.5 mm (1.2 in)	52 of 100 (Notable)
Grand Canyon HQ	United States	Record daily precipitation	41.9 mm (1.6 in)	50 of 100 (Notable)
Crested Butte	United States	Record daily snowfall	57.2 cm (22.5 in)	50 of 100 (Notable)
Hiawatha	United States	Record daily precipitation	26.2 mm (1.0 in)	50 of 100 (Notable)
Fraser	United States	Record daily precipitation	29.2 mm (1.1 in)	48 of 100 (Notable)
Rifle	United States	Record daily precipitation	33.3 mm (1.3 in)	48 of 100 (Notable)
Silverton	United States	Record daily precipitation	40.6 mm (1.6 in)	48 of 100 (Notable)
Fairfax	United States	Record snow depth	33.0 cm (13.0 in)	47 of 100 (Notable)
Meeker	United States	Record daily precipitation	30.0 mm (1.2 in)	46 of 100 (Notable)
Warner Springs	United States	Record daily precipitation	66.0 mm (2.6 in)	45 of 100 (Notable)
University Exp STN	United States	Record daily snowfall	13.0 cm (5.1 in)	44 of 100 (Notable)
Prescott	United States	Record daily precipitation	79.5 mm (3.1 in)	43 of 100 (Notable)
Beaumont	United States	Record daily precipitation	75.2 mm (3.0 in)	43 of 100 (Notable)
Santa Ana Fire STN	United States	Record daily precipitation	50.5 mm (2.0 in)	42 of 100 (Notable)
Springville Tule Hd	United States	Record daily precipitation	109.0 mm (4.3 in)	42 of 100 (Notable)
Myton	United States	Record daily precipitation	40.6 mm (1.6 in)	42 of 100 (Notable)
Tg Jiu	Romania	Record daily precipitation	39.7 mm (1.6 in)	41 of 100 (Notable)
Dillon 1 E	United States	Record daily precipitation	25.9 mm (1.0 in)	41 of 100 (Notable)
Aurora Water	United States	Record snow depth	53.3 cm (21.0 in)	41 of 100 (Notable)
Escondido Church Rch	United States	Record daily precipitation	61.5 mm (2.4 in)	40 of 100 (Notable)
Santa Ana River Ph 1	United States	Record daily precipitation	129.5 mm (5.1 in)	40 of 100 (Notable)
Cascade	United States	Record daily precipitation	46.2 mm (1.8 in)	40 of 100 (Notable)
Meeker	United States	Record daily snowfall	30.5 cm (12.0 in)	40 of 100 (Notable)
Trout Lake	United States	Record daily precipitation	36.1 mm (1.4 in)	40 of 100 (Notable)
Grinnell 3 SW	United States	Record snow depth	30.5 cm (12.0 in)	40 of 100 (Notable)
Bennett Rch	United States	Record daily precipitation	125.7 mm (4.9 in)	39 of 100 (Notable)
San Jacinto	United States	Record daily precipitation	55.1 mm (2.2 in)	39 of 100 (Notable)
Dulce	United States	Record daily precipitation	29.5 mm (1.2 in)	39 of 100 (Notable)
Heber	United States	Record daily precipitation	25.9 mm (1.0 in)	39 of 100 (Notable)
Levan	United States	Record daily precipitation	26.7 mm (1.1 in)	39 of 100 (Notable)
Acude Forquilha	Brazil	Record daily precipitation	63.0 mm (2.5 in)	38 of 100 (Notable)
Ben Lomond	South Africa	Record daily precipitation	71.1 mm (2.8 in)	38 of 100 (Notable)
Williams	United States	Record daily precipitation	75.4 mm (3.0 in)	38 of 100 (Notable)
Beaumont Pumping Plt	United States	Record daily precipitation	69.3 mm (2.7 in)	38 of 100 (Notable)
Escondido	United States	Record daily precipitation	83.8 mm (3.3 in)	38 of 100 (Notable)
Estes Park	United States	Record daily precipitation	27.7 mm (1.1 in)	37 of 100 (Notable)
Aneroid	Canada	Record daily snowfall	7.6 cm (3.0 in)	36 of 100 (Notable)
Hambantota	Sri Lanka	Record high minimum temperature	24.6 C (76.3 F)	36 of 100 (Notable)
Lysebotn	Norway	Record daily precipitation	56.0 mm (2.2 in)	35 of 100 (Notable)
Cuyamaca	United States	Record daily precipitation	106.2 mm (4.2 in)	35 of 100 (Notable)
Riverside Fire STN 3	United States	Record daily precipitation	55.1 mm (2.2 in)	35 of 100 (Notable)
Hayden	United States	Record daily snowfall	53.3 cm (21.0 in)	35 of 100 (Notable)
Hiawatha	United States	Record snow depth	86.4 cm (34.0 in)	35 of 100 (Notable)
Ft Valley	United States	Record daily precipitation	51.6 mm (2.0 in)	34 of 100 (Routine)
Dudleys	United States	Record daily precipitation	74.2 mm (2.9 in)	34 of 100 (Routine)
Sedro-Woolley	United States	Record daily snowfall	30.5 cm (12.0 in)	34 of 100 (Routine)
Caldwell	Canada	Record daily snowfall	22.9 cm (9.0 in)	33 of 100 (Routine)
Corona	United States	Record daily precipitation	54.9 mm (2.2 in)	33 of 100 (Routine)
Pomona/Fairplex	United States	Record daily precipitation	103.4 mm (4.1 in)	33 of 100 (Routine)
Portola	United States	Record daily precipitation	38.1 mm (1.5 in)	33 of 100 (Routine)
Hartsel	United States	Record daily snowfall	21.6 cm (8.5 in)	33 of 100 (Routine)

Counts by Type and Timescale

955 records

Records set or tied on 30 December 1951 by type: Highest daily maximum 262, Lowest daily maximum 26, Highest daily minimum 301, Lowest daily minimum 13, Heaviest daily rainfall 236, Heaviest daily snowfall 67, Deepest snow cover 50.

Records on 30 December 1951 by type
Record type	Records
Highest daily maximum	262
Lowest daily maximum	26
Highest daily minimum	301
Lowest daily minimum	13
Heaviest daily rainfall	236
Heaviest daily snowfall	67
Deepest snow cover	50

Records on 30 December 1951 by timescale: all-time 8, monthly 80, daily 867.

How Much Records Were Beaten By

785 broken records

Margins by which the 785 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 470.0. Ties are not counted.

Top 20 by Significance

30 December 1951

Top 20 records on 30 December 1951 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
30 December 1951	Hayden, US	monthly rain	46.2 mm (1.8 in)	17.8 mm (0.7 in)	24 years	61 of 100 (Major)
30 December 1951	Duchesne, US	all-time snowfall	49.5 cm (19.5 in)	11.4 cm (4.5 in)	14 years	60 of 100 (Major)
30 December 1951	Shoshone, US	all-time rain	62.2 mm (2.4 in)	11.4 mm (0.4 in)	8 years	59 of 100 (Notable)
30 December 1951	Glenwood Spgs #2, US	monthly rain	37.3 mm (1.5 in)	14.4 mm (0.6 in)	20 years	58 of 100 (Notable)
30 December 1951	Duchesne, US	monthly rain	42.4 mm (1.7 in)	22.3 mm (0.9 in)	14 years	58 of 100 (Notable)
30 December 1951	Elberta, US	monthly rain	37.6 mm (1.5 in)	9.7 mm (0.38 in)	49 years	54 of 100 (Notable)
30 December 1951	Dillon 1 E, US	daily snowfall	38.1 cm (15.0 in)	26.7 cm (10.5 in)	28 years	53 of 100 (Notable)
30 December 1951	Albany, AU	daily rain	41.9 mm (1.6 in)	33.0 mm (1.3 in)	16 years	52 of 100 (Notable)
30 December 1951	Spanish Fk Pwr House, US	daily rain	43.4 mm (1.7 in)	35.8 mm (1.4 in)	26 years	52 of 100 (Notable)
30 December 1951	Grand Junction Walker Fld, US	monthly rain	29.5 mm (1.2 in)	10.2 mm (0.4 in)	14 years	52 of 100 (Notable)
30 December 1951	Grand Canyon HQ, US	daily rain	41.9 mm (1.6 in)	26.7 mm (1.1 in)	36 years	50 of 100 (Notable)
30 December 1951	Crested Butte, US	daily snowfall	57.2 cm (22.5 in)	47.0 cm (18.5 in)	22 years	50 of 100 (Notable)
30 December 1951	Hiawatha, US	daily rain	26.2 mm (1.0 in)	20.1 mm (0.8 in)	26 years	50 of 100 (Notable)
30 December 1951	Fraser, US	monthly rain	29.2 mm (1.1 in)	7.6 mm (0.30 in)	34 years	48 of 100 (Notable)
30 December 1951	Rifle, US	monthly rain	33.3 mm (1.3 in)	12.7 mm (0.5 in)	3 years	48 of 100 (Notable)
30 December 1951	Silverton, US	daily rain	40.6 mm (1.6 in)	21.5 mm (0.8 in)	28 years	48 of 100 (Notable)
30 December 1951	Fairfax, US	daily snow depth	33.0 cm (13.0 in)	17.8 cm (7.0 in)	40 years	47 of 100 (Notable)
30 December 1951	Meeker, US	daily rain	30.0 mm (1.2 in)	21.9 mm (0.9 in)	4 years	46 of 100 (Notable)
30 December 1951	Warner Springs, US	daily rain	66.0 mm (2.6 in)	55.3 mm (2.2 in)	36 years	45 of 100 (Notable)
30 December 1951	University Exp STN, US	daily snowfall	13.0 cm (5.1 in)	7.9 cm (3.1 in)	44 years	44 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

1799 to 1951

Records set or tied on this calendar date in each year from 1799 to 1951. 1951 had 955 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 1951-12-30: 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 2026-10-15. Last revised 15 October 2026 (2026-10-15).

Margin	Records
0 to 100	756
100 to 200	24
200 to 300	4
300 to 400	0
400 to 500	1