Weather Records on 17 December 1930

362 weather records were set or tied worldwide on 17 December 1930. Highest significance: Algiers-Ville/Universite, DZ.

Key Facts for 17 December 1930

On 17 December 1930, 362 weather records were set or tied at long-record stations worldwide.
19 were record highs and 90 were record lows, counting maximum and minimum temperature.
By timescale, 1 were all-time records, 11 monthly and 350 daily.
Algiers-Ville/Universite set a daily record precipitation of 67.7 mm (2.7 in) on 17 December 1930.
Across 160 earlier years (1793 to 2025) the same calendar date averaged 464 records.

Record Map

362 stations

362 station records on 17 December 1930 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 17 December 1930: highest significance records shown on the map
Station	Country	Type	Value	Significance
Algiers-Ville/Universite	Algeria	Record daily precipitation	67.7 mm (2.7 in)	60 of 100 (Major)
Goulds Country Post Office	Australia	Record daily precipitation	49.0 mm (1.9 in)	54 of 100 (Notable)
Boobyalla	Australia	Record daily precipitation	31.5 mm (1.2 in)	53 of 100 (Notable)
Salisbury	United States	Record daily snowfall	33.0 cm (13.0 in)	53 of 100 (Notable)
Peedamullah	Australia	Record daily precipitation	37.1 mm (1.5 in)	50 of 100 (Notable)
The Rock Post Office	Australia	Record daily precipitation	48.3 mm (1.9 in)	50 of 100 (Notable)
St Helens Post Office	Australia	Record daily precipitation	35.1 mm (1.4 in)	49 of 100 (Notable)
Euabolong (Brotherony)	Australia	Record daily precipitation	47.0 mm (1.9 in)	46 of 100 (Notable)
Sloan 3 S	United States	Record daily precipitation	48.3 mm (1.9 in)	45 of 100 (Notable)
Mt Airy 2 W	United States	Record snow depth	45.7 cm (18.0 in)	44 of 100 (Notable)
Raleigh State UNIV	United States	Record daily snowfall	17.8 cm (7.0 in)	44 of 100 (Notable)
Yarran	Australia	Record daily precipitation	40.6 mm (1.6 in)	43 of 100 (Notable)
Tottenham (Burdenda)	Australia	Record daily precipitation	60.2 mm (2.4 in)	42 of 100 (Notable)
Yalgogrin North (Roloma)	Australia	Record daily precipitation	66.5 mm (2.6 in)	41 of 100 (Notable)
Wellington (Agrowplow)	Australia	Record daily precipitation	51.3 mm (2.0 in)	41 of 100 (Notable)
Tallebung (Vermont Hill)	Australia	Record daily precipitation	30.0 mm (1.2 in)	39 of 100 (Notable)
Puckawidgee Back	Australia	Record daily precipitation	47.0 mm (1.9 in)	39 of 100 (Notable)
Dynevor Downs	Australia	Record daily precipitation	29.2 mm (1.1 in)	38 of 100 (Notable)
Salisbury	United States	Record snow depth	33.0 cm (13.0 in)	38 of 100 (Notable)
Beulah	Australia	Record daily precipitation	29.0 mm (1.1 in)	36 of 100 (Notable)
Ivanhoe Post Office	Australia	Record daily precipitation	34.3 mm (1.4 in)	35 of 100 (Notable)
Dandaloo (Tyrie Homestead)	Australia	Record daily precipitation	59.7 mm (2.4 in)	35 of 100 (Notable)
Katella	Australia	Record daily precipitation	69.9 mm (2.8 in)	35 of 100 (Notable)
Asheville	United States	Record daily snowfall	22.9 cm (9.0 in)	35 of 100 (Notable)
Odesa	Ukraine	Record daily precipitation	28.9 mm (1.1 in)	34 of 100 (Routine)
Obley	Australia	Record daily precipitation	52.1 mm (2.1 in)	33 of 100 (Routine)
Urana (Butherwah)	Australia	Record daily precipitation	38.1 mm (1.5 in)	33 of 100 (Routine)
Rock House	United States	Record daily snowfall	24.1 cm (9.5 in)	33 of 100 (Routine)
Darlington	United States	Record daily precipitation	35.6 mm (1.4 in)	33 of 100 (Routine)
Urana Post Office	Australia	Record daily precipitation	44.5 mm (1.8 in)	32 of 100 (Routine)
Oran-Hopital Militaire	Algeria	Record high minimum temperature	13.0 C (55.4 F)	31 of 100 (Routine)
Barringun	Australia	Record daily precipitation	46.0 mm (1.8 in)	31 of 100 (Routine)
Yallaroi	Australia	Record daily precipitation	28.4 mm (1.1 in)	30 of 100 (Routine)
Bodangora Post Office	Australia	Record daily precipitation	40.9 mm (1.6 in)	30 of 100 (Routine)
Steam Plains 1	Australia	Record daily precipitation	29.0 mm (1.1 in)	30 of 100 (Routine)
Mt Airy 2 W	United States	Record daily precipitation	45.7 mm (1.8 in)	30 of 100 (Routine)
Mount Florance	Australia	Record daily precipitation	31.0 mm (1.2 in)	29 of 100 (Routine)
Trundle (Murrumbogie)	Australia	Record daily precipitation	38.1 mm (1.5 in)	29 of 100 (Routine)
Booligal (Ulonga)	Australia	Record daily precipitation	30.5 mm (1.2 in)	29 of 100 (Routine)
Condobolin (Borambil Park)	Australia	Record daily precipitation	38.1 mm (1.5 in)	28 of 100 (Routine)
Condobolin Retirement Village	Australia	Record daily precipitation	35.1 mm (1.4 in)	28 of 100 (Routine)
Ganmain (Dullah Dullah)	Australia	Record daily precipitation	32.0 mm (1.3 in)	28 of 100 (Routine)
Moscow U of I	United States	Record daily snowfall	14.0 cm (5.5 in)	28 of 100 (Routine)
Chattanooga Wb City	United States	Record daily snowfall	6.6 cm (2.6 in)	28 of 100 (Routine)
Dunlop	Australia	Record daily precipitation	36.1 mm (1.4 in)	27 of 100 (Routine)
Scottsdale	Australia	Record daily precipitation	25.9 mm (1.0 in)	27 of 100 (Routine)
Wollongough	Australia	Record daily precipitation	32.3 mm (1.3 in)	26 of 100 (Routine)
Foster (Post Office)	Australia	Record daily precipitation	40.9 mm (1.6 in)	26 of 100 (Routine)
Chapel Hill 2 W	United States	Record daily precipitation	43.4 mm (1.7 in)	26 of 100 (Routine)
Brewarrina (Talawanta)	Australia	Record daily precipitation	26.9 mm (1.1 in)	25 of 100 (Routine)
Walcha Post Office	Australia	Record daily precipitation	37.6 mm (1.5 in)	25 of 100 (Routine)
Nowra Treatment Works	Australia	Record daily precipitation	45.7 mm (1.8 in)	25 of 100 (Routine)
Charlotte Wb City	United States	Record daily snowfall	26.4 cm (10.4 in)	25 of 100 (Routine)
Moxley	United States	Record daily precipitation	50.8 mm (2.0 in)	25 of 100 (Routine)
Effingham	United States	Record daily precipitation	30.2 mm (1.2 in)	25 of 100 (Routine)
Yeoval Post Office	Australia	Record daily precipitation	35.8 mm (1.4 in)	24 of 100 (Routine)
Johnsonville	United States	Record daily snowfall	7.6 cm (3.0 in)	24 of 100 (Routine)
Danville 2 SE	United States	Record daily precipitation	53.8 mm (2.1 in)	24 of 100 (Routine)
Gnomery	Australia	Record daily precipitation	30.0 mm (1.2 in)	23 of 100 (Routine)
Condobolin (Ringwood)	Australia	Record daily precipitation	25.4 mm (1.0 in)	23 of 100 (Routine)

Counts by Type and Timescale

362 records

Records set or tied on 17 December 1930 by type: Highest daily maximum 4, Lowest daily maximum 59, Highest daily minimum 15, Lowest daily minimum 31, Heaviest daily rainfall 225, Heaviest daily snowfall 20, Deepest snow cover 8.

Records on 17 December 1930 by type
Record type	Records
Highest daily maximum	4
Lowest daily maximum	59
Highest daily minimum	15
Lowest daily minimum	31
Heaviest daily rainfall	225
Heaviest daily snowfall	20
Deepest snow cover	8

Records on 17 December 1930 by timescale: all-time 1, monthly 11, daily 350.

How Much Records Were Beaten By

317 broken records

Margins by which the 317 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 254.0. Ties are not counted.

Top 20 by Significance

17 December 1930

Top 20 records on 17 December 1930 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
17 December 1930	Algiers-Ville/Universite, DZ	daily rain	67.7 mm (2.7 in)	43.9 mm (1.7 in)	50 years	60 of 100 (Major)
17 December 1930	Goulds Country Post Office, AU	daily rain	49.0 mm (1.9 in)	44.9 mm (1.8 in)	38 years	54 of 100 (Notable)
17 December 1930	Boobyalla, AU	daily rain	31.5 mm (1.2 in)	25.9 mm (1.0 in)	30 years	53 of 100 (Notable)
17 December 1930	Salisbury, US	monthly snowfall	33.0 cm (13.0 in)	15.2 cm (6.0 in)	34 years	53 of 100 (Notable)
17 December 1930	Peedamullah, AU	daily rain	37.1 mm (1.5 in)	37.1 mm (1.5 in)	34 years	50 of 100 (Notable)
17 December 1930	The Rock Post Office, AU	daily rain	48.3 mm (1.9 in)	41.4 mm (1.6 in)	28 years	50 of 100 (Notable)
17 December 1930	St Helens Post Office, AU	daily rain	35.1 mm (1.4 in)	33.8 mm (1.3 in)	19 years	49 of 100 (Notable)
17 December 1930	Euabolong (Brotherony), AU	daily rain	47.0 mm (1.9 in)	34.3 mm (1.4 in)	28 years	46 of 100 (Notable)
17 December 1930	Sloan 3 S, US	daily rain	48.3 mm (1.9 in)	41.4 mm (1.6 in)	25 years	45 of 100 (Notable)
17 December 1930	Mt Airy 2 W, US	all-time snow depth	45.7 cm (18.0 in)	12.7 cm (5.0 in)	15 years	44 of 100 (Notable)
17 December 1930	Raleigh State UNIV, US	daily snowfall	17.8 cm (7.0 in)	17.8 cm (7.0 in)	37 years	44 of 100 (Notable)
17 December 1930	Yarran, AU	daily rain	40.6 mm (1.6 in)	32.0 mm (1.3 in)	28 years	43 of 100 (Notable)
17 December 1930	Tottenham (Burdenda), AU	daily rain	60.2 mm (2.4 in)	44.7 mm (1.8 in)	25 years	42 of 100 (Notable)
17 December 1930	Yalgogrin North (Roloma), AU	monthly rain	66.5 mm (2.6 in)	21.0 mm (0.8 in)	25 years	41 of 100 (Notable)
17 December 1930	Wellington (Agrowplow), AU	daily rain	51.3 mm (2.0 in)	38.1 mm (1.5 in)	35 years	41 of 100 (Notable)
17 December 1930	Tallebung (Vermont Hill), AU	daily rain	30.0 mm (1.2 in)	21.9 mm (0.9 in)	28 years	39 of 100 (Notable)
17 December 1930	Puckawidgee Back, AU	daily rain	47.0 mm (1.9 in)	24.4 mm (1.0 in)	28 years	39 of 100 (Notable)
17 December 1930	Dynevor Downs, AU	daily rain	29.2 mm (1.1 in)	25.4 mm (1.0 in)	8 years	38 of 100 (Notable)
17 December 1930	Salisbury, US	monthly snow depth	33.0 cm (13.0 in)	25.4 cm (10.0 in)	0 years	38 of 100 (Notable)
17 December 1930	Beulah, AU	daily rain	29.0 mm (1.1 in)	24.2 mm (1.0 in)	24 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 1930

Records set or tied on this calendar date in each year from 1793 to 1930. 1930 had 362 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 1930-12-17: 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 2026-10-15. Last revised 15 October 2026 (2026-10-15).

Margin	Records
0 to 50	305
50 to 100	7
100 to 150	2
150 to 200	2
200 to 250	0
250 to 300	1