Weather Records on 9 December 1930

211 weather records were set or tied worldwide on 9 December 1930. Highest significance: Walhalla, AU.

Key Facts for 9 December 1930

On 9 December 1930, 211 weather records were set or tied at long-record stations worldwide.
132 were record highs and 11 were record lows, counting maximum and minimum temperature.
By timescale, 0 were all-time records, 9 monthly and 202 daily.
Walhalla set a daily record precipitation of 68.3 mm (2.7 in) on 9 December 1930.
Across 157 earlier years (1796 to 2025) the same calendar date averaged 477 records.

Record Map

211 stations

211 station records on 9 December 1930 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 9 December 1930: highest significance records shown on the map
Station	Country	Type	Value	Significance
Walhalla	Australia	Record daily precipitation	68.3 mm (2.7 in)	57 of 100 (Notable)
Bairnsdale 1	Australia	Record daily precipitation	49.5 mm (1.9 in)	52 of 100 (Notable)
Yarram	Australia	Record daily precipitation	63.8 mm (2.5 in)	46 of 100 (Notable)
Ballan	Australia	Record daily precipitation	36.6 mm (1.4 in)	42 of 100 (Notable)
Woodstock West	Australia	Record daily precipitation	33.5 mm (1.3 in)	41 of 100 (Notable)
Paynesville (Banksia)	Australia	Record daily precipitation	37.1 mm (1.5 in)	39 of 100 (Notable)
Keilor (Arundel)	Australia	Record daily precipitation	45.2 mm (1.8 in)	38 of 100 (Notable)
Melton	Australia	Record daily precipitation	35.6 mm (1.4 in)	36 of 100 (Notable)
Noorinbee	Australia	Record daily precipitation	41.9 mm (1.6 in)	35 of 100 (Notable)
Mount Macedon	Australia	Record daily precipitation	31.0 mm (1.2 in)	33 of 100 (Routine)
Nandaly (Tyrell West)	Australia	Record daily precipitation	39.4 mm (1.6 in)	32 of 100 (Routine)
Sunbury (Salesian College )	Australia	Record daily precipitation	35.8 mm (1.4 in)	32 of 100 (Routine)
Yarra Junction (Gilderoy)	Australia	Record daily precipitation	33.5 mm (1.3 in)	26 of 100 (Routine)
New London	United States	Record high maximum temperature	13.9 C (57.0 F)	26 of 100 (Routine)
Karumba Pilot Station	Australia	Record daily precipitation	57.2 mm (2.3 in)	24 of 100 (Routine)
Bairnsdale Post Office	Australia	Record daily precipitation	50.8 mm (2.0 in)	24 of 100 (Routine)
Euroa	Australia	Record daily precipitation	27.9 mm (1.1 in)	23 of 100 (Routine)
New Westminster	Canada	Record high minimum temperature	6.7 C (44.1 F)	22 of 100 (Routine)
Madison Wb City	United States	Record high maximum temperature	10.0 C (50.0 F)	22 of 100 (Routine)
Dubuque River	United States	Record high maximum temperature	11.1 C (52.0 F)	22 of 100 (Routine)
Collegeville St John's	United States	Record high maximum temperature	15.0 C (59.0 F)	21 of 100 (Routine)
Escanaba	United States	Record high maximum temperature	10.0 C (50.0 F)	21 of 100 (Routine)
Bowie	United States	Record daily precipitation	15.2 mm (0.6 in)	20 of 100 (Routine)
Ust-Sugor	Russia	Record daily precipitation	9.0 mm (0.35 in)	20 of 100 (Routine)
Goose Island	Australia	Record daily precipitation	21.6 mm (0.9 in)	20 of 100 (Routine)
Lakes Entrance Post Office	Australia	Record daily precipitation	19.6 mm (0.8 in)	20 of 100 (Routine)
Maffra Shire Hall	Australia	Record daily precipitation	13.7 mm (0.5 in)	20 of 100 (Routine)
Budgerum	Australia	Record daily precipitation	4.6 mm (0.18 in)	20 of 100 (Routine)
Lake Charm	Australia	Record daily precipitation	4.1 mm (0.16 in)	20 of 100 (Routine)
Stradbroke Post Office	Australia	Record daily precipitation	16.0 mm (0.6 in)	20 of 100 (Routine)
Middle Creek (Leneva)	Australia	Record daily precipitation	86.6 mm (3.4 in)	20 of 100 (Routine)
Clydebank	Australia	Record daily precipitation	15.2 mm (0.6 in)	20 of 100 (Routine)
Albia 3 NNE	United States	Record high maximum temperature	18.3 C (64.9 F)	20 of 100 (Routine)
Wakefield 3NW	United States	Record high maximum temperature	19.4 C (66.9 F)	20 of 100 (Routine)
Green Bay	United States	Record high maximum temperature	12.2 C (54.0 F)	20 of 100 (Routine)
Orbost (Comparison)	Australia	Record daily precipitation	20.8 mm (0.8 in)	19 of 100 (Routine)
Kingston	Australia	Record daily precipitation	24.9 mm (1.0 in)	19 of 100 (Routine)
Mestad I Oddernes	Norway	Record daily precipitation	47.4 mm (1.9 in)	19 of 100 (Routine)
Kissimmee	United States	Record low maximum temperature	14.4 C (57.9 F)	19 of 100 (Routine)
Tambo Post Office	Australia	Record daily precipitation	15.5 mm (0.6 in)	18 of 100 (Routine)
Moormurang the Ridge	Australia	Record daily precipitation	19.8 mm (0.8 in)	18 of 100 (Routine)
New Ulm 2 SE	United States	Record high maximum temperature	12.2 C (54.0 F)	18 of 100 (Routine)
Hartington	United States	Record high maximum temperature	18.3 C (64.9 F)	18 of 100 (Routine)
Cambray	United States	Record daily precipitation	9.7 mm (0.38 in)	18 of 100 (Routine)
Juanbung	Australia	Record daily precipitation	0.8 mm (0.03 in)	17 of 100 (Routine)
Dargo	Australia	Record daily precipitation	13.7 mm (0.5 in)	17 of 100 (Routine)
Gallivare_A	Sweden	Record daily precipitation	10.0 mm (0.4 in)	17 of 100 (Routine)
Indianola 1SW	United States	Record high maximum temperature	17.2 C (63.0 F)	17 of 100 (Routine)
Waukesha Wwtp	United States	Record high maximum temperature	10.0 C (50.0 F)	17 of 100 (Routine)
El Paso	United States	Record daily precipitation	8.1 mm (0.32 in)	17 of 100 (Routine)
Areegra	Australia	Record daily precipitation	22.9 mm (0.9 in)	16 of 100 (Routine)
Maroondah Weir (Melbourne Wate	Australia	Record daily precipitation	38.6 mm (1.5 in)	16 of 100 (Routine)
St Ignace	United States	Record high maximum temperature	11.1 C (52.0 F)	16 of 100 (Routine)
Fond du Lac Wwtp	United States	Record high maximum temperature	9.4 C (48.9 F)	16 of 100 (Routine)
Manitowoc	United States	Record high maximum temperature	10.0 C (50.0 F)	16 of 100 (Routine)
Oconto 4 W	United States	Record high maximum temperature	12.2 C (54.0 F)	16 of 100 (Routine)
Thackaringa	Australia	Record daily precipitation	1.5 mm (0.06 in)	15 of 100 (Routine)
Grenfell	Canada	Record high maximum temperature	7.2 C (45.0 F)	15 of 100 (Routine)
Sac City	United States	Record high maximum temperature	15.0 C (59.0 F)	15 of 100 (Routine)
Morris W Cntrl Rsch & Outreach	United States	Record high minimum temperature	2.2 C (36.0 F)	15 of 100 (Routine)

Counts by Type and Timescale

211 records

Records set or tied on 9 December 1930 by type: Highest daily maximum 111, Lowest daily maximum 6, Highest daily minimum 21, Lowest daily minimum 5, Heaviest daily rainfall 68.

Records on 9 December 1930 by type
Record type	Records
Highest daily maximum	111
Lowest daily maximum	6
Highest daily minimum	21
Lowest daily minimum	5
Heaviest daily rainfall	68
Heaviest daily snowfall	0
Deepest snow cover	0

Records on 9 December 1930 by timescale: all-time 0, monthly 9, daily 202.

How Much Records Were Beaten By

175 broken records

Margins by which the 175 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 45.2. Ties are not counted.

Top 20 by Significance

9 December 1930

Top 20 records on 9 December 1930 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
9 December 1930	Walhalla, AU	daily rain	68.3 mm (2.7 in)	45.2 mm (1.8 in)	43 years	57 of 100 (Notable)
9 December 1930	Bairnsdale 1, AU	daily rain	49.5 mm (1.9 in)	35.0 mm (1.4 in)	43 years	52 of 100 (Notable)
9 December 1930	Yarram, AU	daily rain	63.8 mm (2.5 in)	41.4 mm (1.6 in)	8 years	46 of 100 (Notable)
9 December 1930	Ballan, AU	daily rain	36.6 mm (1.4 in)	21.6 mm (0.9 in)	34 years	42 of 100 (Notable)
9 December 1930	Woodstock West, AU	daily rain	33.5 mm (1.3 in)	20.0 mm (0.8 in)	34 years	41 of 100 (Notable)
9 December 1930	Paynesville (Banksia), AU	daily rain	37.1 mm (1.5 in)	32.5 mm (1.3 in)	24 years	39 of 100 (Notable)
9 December 1930	Keilor (Arundel), AU	daily rain	45.2 mm (1.8 in)	30.0 mm (1.2 in)	13 years	38 of 100 (Notable)
9 December 1930	Melton, AU	daily rain	35.6 mm (1.4 in)	22.6 mm (0.9 in)	43 years	36 of 100 (Notable)
9 December 1930	Noorinbee, AU	daily rain	41.9 mm (1.6 in)	33.5 mm (1.3 in)	34 years	35 of 100 (Notable)
9 December 1930	Mount Macedon, AU	daily rain	31.0 mm (1.2 in)	15.8 mm (0.6 in)	43 years	33 of 100 (Routine)
9 December 1930	Nandaly (Tyrell West), AU	monthly rain	39.4 mm (1.6 in)	10.4 mm (0.4 in)	16 years	32 of 100 (Routine)
9 December 1930	Sunbury (Salesian College ), AU	daily rain	35.8 mm (1.4 in)	20.8 mm (0.8 in)	13 years	32 of 100 (Routine)
9 December 1930	Yarra Junction (Gilderoy), AU	daily rain	33.5 mm (1.3 in)	23.6 mm (0.9 in)	20 years	26 of 100 (Routine)
9 December 1930	New London, US	monthly high max	13.9 C (57.0 F)	2.2 C (4.0 F)	33 years	26 of 100 (Routine)
9 December 1930	Karumba Pilot Station, AU	daily rain	57.2 mm (2.3 in)	19.1 mm (0.8 in)	37 years	24 of 100 (Routine)
9 December 1930	Bairnsdale Post Office, AU	monthly rain	50.8 mm (2.0 in)	3.3 mm (0.13 in)	27 years	24 of 100 (Routine)
9 December 1930	Euroa, AU	daily rain	27.9 mm (1.1 in)	13.7 mm (0.5 in)	13 years	23 of 100 (Routine)
9 December 1930	New Westminster, CA	daily high min	6.7 C (44.1 F)	0.6 C (1.1 F)	54 years	22 of 100 (Routine)
9 December 1930	Madison Wb City, US	daily high max	10.0 C (50.0 F)	1.1 C (2.0 F)	50 years	22 of 100 (Routine)
9 December 1930	Dubuque River, US	daily high max	11.1 C (52.0 F)	1.7 C (3.1 F)	52 years	22 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

1796 to 1930

Records set or tied on this calendar date in each year from 1796 to 1930. 1930 had 211 records.

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

Records on 12-09 in each year
Year	Records
1796	1
1820	1
1825	3
1831	1
1844	1
1856	1
1860	1
1862	1
1867	2
1868	1
1869	1
1871	3
1872	1
1873	2
1876	2
1878	4
1879	9
1880	1
1882	3
1883	1
1885	2
1886	2
1887	1
1889	1
1891	3
1893	1
1894	1
1895	3
1896	1
1897	4
1898	3
1899	5
1900	1
1901	4
1902	18
1903	7
1904	2
1905	9
1906	15
1907	28
1908	5
1909	18
1910	36
1911	31
1912	18
1913	37
1914	57
1915	139
1916	366
1917	106
1918	40
1919	58
1920	221
1921	58
1922	311
1923	203
1924	164
1925	93
1926	113
1927	356
1928	110
1929	192
1930	211
1931	434
1932	339
1933	250
1934	364
1935	263
1936	143
1937	348
1938	329
1939	1,030
1940	251
1941	144
1942	370
1943	496
1944	327
1945	178
1946	1,308
1947	303
1948	278
1949	299
1950	382
1951	849
1952	553
1953	347
1954	226
1955	352
1956	672
1957	565
1958	678
1959	217
1960	426
1961	818
1962	377
1963	642
1964	547
1965	706
1966	968
1967	639
1968	482
1969	347
1970	987
1971	655
1972	1,776
1973	679
1974	629
1975	668
1976	868
1977	1,548
1978	2,060
1979	693
1980	760
1981	748
1982	589
1983	664
1984	588
1985	1,074
1986	658
1987	1,007
1988	939
1989	1,270
1990	844
1991	878
1992	791
1993	912
1994	1,071
1995	1,247
1996	946
1997	1,214
1998	769
1999	774
2000	920
2001	505
2002	1,052
2003	824
2004	1,108
2005	1,714
2006	1,718
2007	1,124
2008	1,052
2009	2,442
2010	1,726
2011	496
2012	753
2013	1,018
2014	510
2015	1,054
2016	679
2017	715
2018	626
2019	614
2020	571
2021	674
2022	666
2023	907
2024	422
2025	1,602

Download the Data

Data for records on 1930-12-09: 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).

Histogram of margins by which records were beaten on 9 December 1930
Margin	Records
0 to 10	157
10 to 20	7
20 to 30	5
30 to 40	4
40 to 50	2