Weather Records on 20 December 1947

385 weather records were set or tied worldwide on 20 December 1947. Highest significance: Parramatta, AU.

Key Facts for 20 December 1947

On 20 December 1947, 385 weather records were set or tied at long-record stations worldwide.
20 were record highs and 7 were record lows, counting maximum and minimum temperature.
By timescale, 0 were all-time records, 10 monthly and 375 daily.
Parramatta set a daily record precipitation of 31.8 mm (1.3 in) on 20 December 1947.
Across 163 earlier years (1793 to 2025) the same calendar date averaged 468 records.

Record Map

385 stations

385 station records on 20 December 1947 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 20 December 1947: highest significance records shown on the map
Station	Country	Type	Value	Significance
Parramatta	Australia	Record daily precipitation	31.8 mm (1.3 in)	54 of 100 (Notable)
Shivpuri	India	Record daily precipitation	27.9 mm (1.1 in)	44 of 100 (Notable)
Chopda	India	Record daily precipitation	27.9 mm (1.1 in)	38 of 100 (Notable)
Carabost	Australia	Record daily precipitation	35.6 mm (1.4 in)	37 of 100 (Notable)
Shajapur	India	Record daily precipitation	38.9 mm (1.5 in)	37 of 100 (Notable)
Nanango Wills St	Australia	Record daily precipitation	71.4 mm (2.8 in)	35 of 100 (Notable)
Karanjia	India	Record daily precipitation	25.9 mm (1.0 in)	35 of 100 (Notable)
Purushottampur	India	Record daily precipitation	30.5 mm (1.2 in)	35 of 100 (Notable)
Smoko	Australia	Record daily precipitation	42.7 mm (1.7 in)	34 of 100 (Routine)
Atru	India	Record daily precipitation	54.4 mm (2.1 in)	34 of 100 (Routine)
Ft Ross	United States	Record daily precipitation	69.6 mm (2.7 in)	34 of 100 (Routine)
Pioneer (Main Road)	Australia	Record daily precipitation	25.7 mm (1.0 in)	33 of 100 (Routine)
Chalisgaon	India	Record daily precipitation	31.5 mm (1.2 in)	33 of 100 (Routine)
Luz (Estacao)	Brazil	Record daily precipitation	73.1 mm (2.9 in)	32 of 100 (Routine)
Brookings 2 NE	United States	Record snow depth	25.4 cm (10.0 in)	32 of 100 (Routine)
Parkes (Nelungaloo (Nelungaloo	Australia	Record daily precipitation	33.0 mm (1.3 in)	31 of 100 (Routine)
Windsor Bowling Club	Australia	Record daily precipitation	47.5 mm (1.9 in)	31 of 100 (Routine)
Darwin Post Office	Australia	Record daily precipitation	85.9 mm (3.4 in)	29 of 100 (Routine)
Harden (East St)	Australia	Record daily precipitation	38.6 mm (1.5 in)	29 of 100 (Routine)
Listowel Downs	Australia	Record daily precipitation	41.4 mm (1.6 in)	28 of 100 (Routine)
Mount Victoria (Mt Victoria (S	Australia	Record daily precipitation	47.8 mm (1.9 in)	28 of 100 (Routine)
Queanbeyan (Carwoola)	Australia	Record daily precipitation	40.1 mm (1.6 in)	28 of 100 (Routine)
Belgaum	India	Record daily precipitation	46.2 mm (1.8 in)	28 of 100 (Routine)
San Remo	Australia	Record daily precipitation	45.5 mm (1.8 in)	27 of 100 (Routine)
Cottbus	Germany	Record snow depth	17.0 cm (6.7 in)	27 of 100 (Routine)
Plauen	Germany	Record snow depth	29.0 cm (11.4 in)	27 of 100 (Routine)
Kia Ora Sandy Ridges	Australia	Record daily precipitation	46.5 mm (1.8 in)	26 of 100 (Routine)
Warren (Haddon Rig)	Australia	Record daily precipitation	25.1 mm (1.0 in)	26 of 100 (Routine)
St George Post Office	Australia	Record daily precipitation	28.4 mm (1.1 in)	25 of 100 (Routine)
Campbelltown 1	Australia	Record daily precipitation	25.4 mm (1.0 in)	25 of 100 (Routine)
Bolinda	Australia	Record daily precipitation	35.1 mm (1.4 in)	25 of 100 (Routine)
Leipzig-Holzhausen	Germany	Record snow depth	16.0 cm (6.3 in)	25 of 100 (Routine)
Kolaras	India	Record daily precipitation	30.5 mm (1.2 in)	25 of 100 (Routine)
Ryde Pumping Station	Australia	Record daily precipitation	25.4 mm (1.0 in)	24 of 100 (Routine)
Menangle Jmai	Australia	Record daily precipitation	31.8 mm (1.3 in)	24 of 100 (Routine)
Broadford	Australia	Record daily precipitation	26.9 mm (1.1 in)	24 of 100 (Routine)
Haileybury	Canada	Record daily snowfall	15.2 cm (6.0 in)	24 of 100 (Routine)
Manawar	India	Record daily precipitation	27.9 mm (1.1 in)	24 of 100 (Routine)
Collarenebri (Goondoobluie)	Australia	Record daily precipitation	26.9 mm (1.1 in)	23 of 100 (Routine)
Kyogle Post Office	Australia	Record daily precipitation	61.5 mm (2.4 in)	23 of 100 (Routine)
Mosman (Bapaume Road)	Australia	Record daily precipitation	28.2 mm (1.1 in)	23 of 100 (Routine)
Tullaroop Reservoir	Australia	Record daily precipitation	28.4 mm (1.1 in)	23 of 100 (Routine)
Ebrach	Germany	Record snow depth	21.0 cm (8.3 in)	23 of 100 (Routine)
Ahmadnagar	India	Record daily precipitation	25.1 mm (1.0 in)	23 of 100 (Routine)
Yaval	India	Record daily precipitation	33.0 mm (1.3 in)	23 of 100 (Routine)
Goulburn (Kippilaw)	Australia	Record daily precipitation	27.2 mm (1.1 in)	22 of 100 (Routine)
Murringo Post Office	Australia	Record daily precipitation	35.6 mm (1.4 in)	22 of 100 (Routine)
Mungindi (Burrenbah)	Australia	Record daily precipitation	27.9 mm (1.1 in)	21 of 100 (Routine)
Glen Alice (Eurella)	Australia	Record daily precipitation	30.2 mm (1.2 in)	21 of 100 (Routine)
Welshpool	Australia	Record daily precipitation	37.3 mm (1.5 in)	21 of 100 (Routine)
Chachora	India	Record daily precipitation	26.7 mm (1.1 in)	21 of 100 (Routine)
Risod	India	Record daily precipitation	38.1 mm (1.5 in)	21 of 100 (Routine)
Moorhead St Teachers C	United States	Record snow depth	61.0 cm (24.0 in)	21 of 100 (Routine)
Kholapur	India	Record daily precipitation	23.1 mm (0.9 in)	20 of 100 (Routine)
Murtajapur	India	Record daily precipitation	24.6 mm (1.0 in)	20 of 100 (Routine)
Pusad	India	Record daily precipitation	22.1 mm (0.9 in)	20 of 100 (Routine)
Myrniong	Australia	Record daily precipitation	21.3 mm (0.8 in)	20 of 100 (Routine)
Chandur Bazar	India	Record daily precipitation	10.4 mm (0.4 in)	20 of 100 (Routine)
Edalabad	India	Record daily precipitation	23.4 mm (0.9 in)	20 of 100 (Routine)
Murrumburrah Old Post Office	Australia	Record daily precipitation	24.4 mm (1.0 in)	20 of 100 (Routine)

Counts by Type and Timescale

385 records

Records set or tied on 20 December 1947 by type: Highest daily maximum 9, Lowest daily maximum 3, Highest daily minimum 11, Lowest daily minimum 4, Heaviest daily rainfall 339, Heaviest daily snowfall 1, Deepest snow cover 18.

Records on 20 December 1947 by type
Record type	Records
Highest daily maximum	9
Lowest daily maximum	3
Highest daily minimum	11
Lowest daily minimum	4
Heaviest daily rainfall	339
Heaviest daily snowfall	1
Deepest snow cover	18

Records on 20 December 1947 by timescale: all-time 0, monthly 10, daily 375.

How Much Records Were Beaten By

351 broken records

Margins by which the 351 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 127.0. Ties are not counted.

Top 20 by Significance

20 December 1947

Top 20 records on 20 December 1947 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
20 December 1947	Parramatta, AU	daily rain	31.8 mm (1.3 in)	20.4 mm (0.8 in)	114 years	54 of 100 (Notable)
20 December 1947	Shivpuri, IN	daily rain	27.9 mm (1.1 in)	27.9 mm (1.1 in)	44 years	44 of 100 (Notable)
20 December 1947	Chopda, IN	daily rain	27.9 mm (1.1 in)	23.6 mm (0.9 in)	13 years	38 of 100 (Notable)
20 December 1947	Carabost, AU	daily rain	35.6 mm (1.4 in)	17.3 mm (0.7 in)	57 years	37 of 100 (Notable)
20 December 1947	Shajapur, IN	monthly rain	38.9 mm (1.5 in)	12.2 mm (0.5 in)	38 years	37 of 100 (Notable)
20 December 1947	Nanango Wills St, AU	daily rain	71.4 mm (2.8 in)	20.6 mm (0.8 in)	48 years	35 of 100 (Notable)
20 December 1947	Karanjia, IN	daily rain	25.9 mm (1.0 in)	23.4 mm (0.9 in)	37 years	35 of 100 (Notable)
20 December 1947	Purushottampur, IN	daily rain	30.5 mm (1.2 in)	24.9 mm (1.0 in)	37 years	35 of 100 (Notable)
20 December 1947	Smoko, AU	daily rain	42.7 mm (1.7 in)	32.3 mm (1.3 in)	13 years	34 of 100 (Routine)
20 December 1947	Atru, IN	monthly rain	54.4 mm (2.1 in)	12.7 mm (0.5 in)	25 years	34 of 100 (Routine)
20 December 1947	Ft Ross, US	daily rain	69.6 mm (2.7 in)	34.0 mm (1.3 in)	46 years	34 of 100 (Routine)
20 December 1947	Pioneer (Main Road), AU	daily rain	25.7 mm (1.0 in)	18.8 mm (0.7 in)	28 years	33 of 100 (Routine)
20 December 1947	Chalisgaon, IN	monthly rain	31.5 mm (1.2 in)	6.1 mm (0.24 in)	31 years	33 of 100 (Routine)
20 December 1947	Luz (Estacao), BR	daily rain	73.1 mm (2.9 in)	28.7 mm (1.1 in)	34 years	32 of 100 (Routine)
20 December 1947	Brookings 2 NE, US	daily snow depth	25.4 cm (10.0 in)	10.2 cm (4.0 in)	37 years	32 of 100 (Routine)
20 December 1947	Parkes (Nelungaloo (Nelungaloo, AU	daily rain	33.0 mm (1.3 in)	10.9 mm (0.4 in)	58 years	31 of 100 (Routine)
20 December 1947	Windsor Bowling Club, AU	daily rain	47.5 mm (1.9 in)	19.1 mm (0.8 in)	49 years	31 of 100 (Routine)
20 December 1947	Darwin Post Office, AU	daily rain	85.9 mm (3.4 in)	35.1 mm (1.4 in)	18 years	29 of 100 (Routine)
20 December 1947	Harden (East St), AU	daily rain	38.6 mm (1.5 in)	24.1 mm (0.9 in)	6 years	29 of 100 (Routine)
20 December 1947	Listowel Downs, AU	daily rain	41.4 mm (1.6 in)	14.7 mm (0.6 in)	33 years	28 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

1793 to 1947

Records set or tied on this calendar date in each year from 1793 to 1947. 1947 had 385 records.

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

Records on 12-20 in each year
Year	Records
1793	1
1795	1
1804	1
1805	2
1808	1
1815	1
1828	1
1837	1
1846	1
1855	8
1858	1
1860	1
1866	1
1867	1
1868	1
1869	1
1871	2
1874	3
1875	1
1877	2
1878	1
1879	1
1880	1
1881	1
1882	1
1884	4
1885	1
1886	4
1889	4
1890	2
1891	2
1892	1
1894	2
1895	8
1896	1
1897	4
1898	2
1899	1
1900	7
1901	8
1902	14
1903	17
1904	9
1905	5
1906	5
1907	11
1908	5
1909	22
1910	17
1911	24
1912	27
1913	7
1914	43
1915	18
1916	45
1917	33
1918	18
1919	25
1920	22
1921	101
1922	88
1923	215
1924	332
1925	96
1926	163
1927	200
1928	93
1929	256
1930	67
1931	536
1932	170
1933	492
1934	265
1935	152
1936	416
1937	181
1938	240
1939	308
1940	965
1941	633
1942	817
1943	193
1944	340
1945	430
1946	327
1947	385
1948	345
1949	1,141
1950	758
1951	926
1952	394
1953	385
1954	416
1955	726
1956	471
1957	1,354
1958	382
1959	142
1960	354
1961	369
1962	475
1963	875
1964	499
1965	353
1966	555
1967	1,370
1968	482
1969	514
1970	518
1971	441
1972	448
1973	1,184
1974	328
1975	610
1976	382
1977	484
1978	910
1979	600
1980	667
1981	1,681
1982	712
1983	2,995
1984	1,411
1985	1,035
1986	321
1987	1,179
1988	760
1989	1,812
1990	1,885
1991	1,172
1992	1,134
1993	1,266
1994	813
1995	1,128
1996	1,448
1997	651
1998	1,110
1999	938
2000	1,150
2001	523
2002	943
2003	1,315
2004	836
2005	515
2006	1,387
2007	986
2008	1,356
2009	1,502
2010	2,055
2011	846
2012	1,131
2013	584
2014	524
2015	1,238
2016	603
2017	688
2018	592
2019	731
2020	554
2021	442
2022	567
2023	1,242
2024	897
2025	1,166

Download the Data

Data for records on 1947-12-20: 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 20	316
20 to 40	27
40 to 60	2
60 to 80	1
80 to 100	2
100 to 120	2
120 to 140	1