Weather Records on 12 December 1948

282 weather records were set or tied worldwide on 12 December 1948. Highest significance: Muswellbrook (Edderton), AU.

Key Facts for 12 December 1948

On 12 December 1948, 282 weather records were set or tied at long-record stations worldwide.
154 were record highs and 8 were record lows, counting maximum and minimum temperature.
By timescale, 0 were all-time records, 8 monthly and 274 daily.
Muswellbrook (Edderton) set a daily record precipitation of 64.0 mm (2.5 in) on 12 December 1948.
Across 153 earlier years (1796 to 2025) the same calendar date averaged 470 records.

Record Map

282 stations

282 station records on 12 December 1948 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 12 December 1948: highest significance records shown on the map
Station	Country	Type	Value	Significance
Muswellbrook (Edderton)	Australia	Record daily precipitation	64.0 mm (2.5 in)	51 of 100 (Notable)
Bumping Lake	United States	Record daily snowfall	58.4 cm (23.0 in)	45 of 100 (Notable)
Big Eddy	United States	Record daily precipitation	27.2 mm (1.1 in)	38 of 100 (Notable)
The Dalles	United States	Record daily precipitation	28.7 mm (1.1 in)	38 of 100 (Notable)
Paauhau 217	United States	Record daily precipitation	77.7 mm (3.1 in)	38 of 100 (Notable)
Ipira (Camisao)	Brazil	Record daily precipitation	55.0 mm (2.2 in)	36 of 100 (Notable)
Moran 5WNW	United States	Record daily snowfall	19.1 cm (7.5 in)	36 of 100 (Notable)
Sao Benedito	Brazil	Record daily precipitation	44.0 mm (1.7 in)	33 of 100 (Routine)
Brejo Do Cruz	Brazil	Record daily precipitation	50.0 mm (2.0 in)	33 of 100 (Routine)
Patamute	Brazil	Record daily precipitation	40.3 mm (1.6 in)	29 of 100 (Routine)
Drain	United States	Record daily precipitation	40.6 mm (1.6 in)	29 of 100 (Routine)
Bend	United States	Record daily precipitation	32.5 mm (1.3 in)	28 of 100 (Routine)
Lake Keechelus	United States	Record daily snowfall	43.2 cm (17.0 in)	28 of 100 (Routine)
Haugan 1 W	United States	Record snow depth	88.9 cm (35.0 in)	27 of 100 (Routine)
Fremont 5 NW	United States	Record daily snowfall	10.2 cm (4.0 in)	27 of 100 (Routine)
Lake Kachess	United States	Record daily snowfall	44.5 cm (17.5 in)	27 of 100 (Routine)
Trout Creek 2 W	United States	Record snow depth	66.0 cm (26.0 in)	26 of 100 (Routine)
Point Escuminac	Canada	Record daily snowfall	15.2 cm (6.0 in)	25 of 100 (Routine)
Bakke	Norway	Record daily precipitation	33.0 mm (1.3 in)	25 of 100 (Routine)
Mt Vernon 3 SW	United States	Record high maximum temperature	20.6 C (69.1 F)	25 of 100 (Routine)
Poplar Bluff	United States	Record high maximum temperature	23.9 C (75.0 F)	25 of 100 (Routine)
Maastricht	Netherlands	Record high minimum temperature	11.6 C (52.9 F)	24 of 100 (Routine)
Arrowrock Dam	United States	Record daily snowfall	7.6 cm (3.0 in)	24 of 100 (Routine)
Pierce Rs	United States	Record snow depth	116.8 cm (46.0 in)	24 of 100 (Routine)
Philadelphia Shawmont	United States	Record high minimum temperature	8.3 C (46.9 F)	24 of 100 (Routine)
Jacksonville Wb City	United States	Record high maximum temperature	27.2 C (81.0 F)	24 of 100 (Routine)
Port Stanley	Canada	Record high minimum temperature	3.9 C (39.0 F)	23 of 100 (Routine)
Risnes I Fjotland	Norway	Record daily precipitation	36.0 mm (1.4 in)	23 of 100 (Routine)
Hot Springs 1 NNE	United States	Record high maximum temperature	26.1 C (79.0 F)	23 of 100 (Routine)
Atlanta 1 E	United States	Record daily precipitation	44.5 mm (1.8 in)	23 of 100 (Routine)
Charleville Post Office	Australia	Record high minimum temperature	26.4 C (79.5 F)	22 of 100 (Routine)
Aberfoyle	Australia	Record daily precipitation	55.9 mm (2.2 in)	22 of 100 (Routine)
Tasiilaq	Greenland [Denmark]	Record low maximum temperature	-14.4 C (6.1 F)	22 of 100 (Routine)
Borzja	Russia	Record high minimum temperature	-18.4 C (-1.1 F)	22 of 100 (Routine)
Golconda River	United States	Record high maximum temperature	20.0 C (68.0 F)	22 of 100 (Routine)
Rockville	United States	Record high minimum temperature	6.1 C (43.0 F)	22 of 100 (Routine)
Madrid	United States	Record high maximum temperature	18.9 C (66.0 F)	22 of 100 (Routine)
Cottage Grove 2E	United States	Record daily precipitation	47.0 mm (1.9 in)	22 of 100 (Routine)
Longmire Rainier Nps	United States	Record daily snowfall	35.6 cm (14.0 in)	22 of 100 (Routine)
Vauxhall	Canada	Record daily snowfall	6.4 cm (2.5 in)	21 of 100 (Routine)
Aseral	Norway	Record daily precipitation	31.1 mm (1.2 in)	21 of 100 (Routine)
Bloomington Indiana UNIV	United States	Record high maximum temperature	17.8 C (64.0 F)	21 of 100 (Routine)
Austin #2	United States	Record high minimum temperature	1.1 C (34.0 F)	21 of 100 (Routine)
Summit Grd STN	United States	Record daily snowfall	35.6 cm (14.0 in)	21 of 100 (Routine)
Denton 2 SE	United States	Record high maximum temperature	31.7 C (89.1 F)	21 of 100 (Routine)
Spicer	United States	Record daily precipitation	22.9 mm (0.9 in)	20 of 100 (Routine)
Montcornet	France	Record daily precipitation	17.2 mm (0.7 in)	20 of 100 (Routine)
Hanty-Mansijsk	Russia	Record daily precipitation	8.4 mm (0.33 in)	20 of 100 (Routine)
Meridian 1 W	United States	Record daily precipitation	13.2 mm (0.5 in)	20 of 100 (Routine)
Khorog	Tajikistan	Record daily precipitation	9.1 mm (0.36 in)	20 of 100 (Routine)
Moro	United States	Record daily precipitation	11.9 mm (0.5 in)	20 of 100 (Routine)
Headworks Portland Wtr B	United States	Record daily snowfall	2.5 cm (1.0 in)	20 of 100 (Routine)
Piripiri	Brazil	Record daily precipitation	20.0 mm (0.8 in)	20 of 100 (Routine)
Vauxhall	Canada	Record daily precipitation	6.4 mm (0.25 in)	20 of 100 (Routine)
Beito	Norway	Record daily precipitation	12.9 mm (0.5 in)	20 of 100 (Routine)
Ilulissat (Jakobshavn)	Greenland [Denmark]	Record low maximum temperature	-20.4 C (-4.7 F)	20 of 100 (Routine)
Muenster	Germany	Record high maximum temperature	12.2 C (54.0 F)	20 of 100 (Routine)
Chita	Russia	Record daily precipitation	3.6 mm (0.14 in)	20 of 100 (Routine)
Girona (Antic Institut)	Spain	Record high minimum temperature	13.7 C (56.7 F)	20 of 100 (Routine)
Fayetteville	United States	Record high maximum temperature	21.7 C (71.1 F)	20 of 100 (Routine)

Counts by Type and Timescale

282 records

Records set or tied on 12 December 1948 by type: Highest daily maximum 109, Lowest daily maximum 3, Highest daily minimum 45, Lowest daily minimum 5, Heaviest daily rainfall 85, Heaviest daily snowfall 25, Deepest snow cover 10.

Records on 12 December 1948 by type
Record type	Records
Highest daily maximum	109
Lowest daily maximum	3
Highest daily minimum	45
Lowest daily minimum	5
Heaviest daily rainfall	85
Heaviest daily snowfall	25
Deepest snow cover	10

Records on 12 December 1948 by timescale: all-time 0, monthly 8, daily 274.

How Much Records Were Beaten By

211 broken records

Margins by which the 211 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 381.0. Ties are not counted.

Top 20 by Significance

12 December 1948

Top 20 records on 12 December 1948 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
12 December 1948	Muswellbrook (Edderton), AU	daily rain	64.0 mm (2.5 in)	53.1 mm (2.1 in)	28 years	51 of 100 (Notable)
12 December 1948	Bumping Lake, US	daily snowfall	58.4 cm (23.0 in)	38.1 cm (15.0 in)	19 years	45 of 100 (Notable)
12 December 1948	Big Eddy, US	daily rain	27.2 mm (1.1 in)	20.1 mm (0.8 in)	2 years	38 of 100 (Notable)
12 December 1948	The Dalles, US	daily rain	28.7 mm (1.1 in)	11.4 mm (0.4 in)	51 years	38 of 100 (Notable)
12 December 1948	Paauhau 217, US	daily rain	77.7 mm (3.1 in)	52.6 mm (2.1 in)	31 years	38 of 100 (Notable)
12 December 1948	Ipira (Camisao), BR	daily rain	55.0 mm (2.2 in)	45.0 mm (1.8 in)	4 years	36 of 100 (Notable)
12 December 1948	Moran 5WNW, US	daily snowfall	19.1 cm (7.5 in)	12.7 cm (5.0 in)	13 years	36 of 100 (Notable)
12 December 1948	Sao Benedito, BR	daily rain	44.0 mm (1.7 in)	36.9 mm (1.5 in)	32 years	33 of 100 (Routine)
12 December 1948	Brejo Do Cruz, BR	daily rain	50.0 mm (2.0 in)	45.2 mm (1.8 in)	14 years	33 of 100 (Routine)
12 December 1948	Patamute, BR	daily rain	40.3 mm (1.6 in)	32.7 mm (1.3 in)	27 years	29 of 100 (Routine)
12 December 1948	Drain, US	daily rain	40.6 mm (1.6 in)	14.4 mm (0.6 in)	44 years	29 of 100 (Routine)
12 December 1948	Bend, US	daily rain	32.5 mm (1.3 in)	14.5 mm (0.6 in)	19 years	28 of 100 (Routine)
12 December 1948	Lake Keechelus, US	daily snowfall	43.2 cm (17.0 in)	20.3 cm (8.0 in)	22 years	28 of 100 (Routine)
12 December 1948	Haugan 1 W, US	monthly snow depth	88.9 cm (35.0 in)	7.6 cm (3.0 in)	35 years	27 of 100 (Routine)
12 December 1948	Fremont 5 NW, US	daily snowfall	10.2 cm (4.0 in)	9.9 cm (3.9 in)	23 years	27 of 100 (Routine)
12 December 1948	Lake Kachess, US	daily snowfall	44.5 cm (17.5 in)	16.6 cm (6.5 in)	22 years	27 of 100 (Routine)
12 December 1948	Trout Creek 2 W, US	daily snow depth	66.0 cm (26.0 in)	22.8 cm (9.0 in)	21 years	26 of 100 (Routine)
12 December 1948	Point Escuminac, CA	daily snowfall	15.2 cm (6.0 in)	2.5 cm (1.0 in)	50 years	25 of 100 (Routine)
12 December 1948	Bakke, NO	daily rain	33.0 mm (1.3 in)	12.5 mm (0.5 in)	41 years	25 of 100 (Routine)
12 December 1948	Mt Vernon 3 SW, US	daily high max	20.6 C (69.1 F)	2.8 C (5.0 F)	54 years	25 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 1948

Records set or tied on this calendar date in each year from 1796 to 1948. 1948 had 282 records.

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

Records on 12-12 in each year
Year	Records
1796	2
1798	1
1802	1
1808	2
1814	1
1825	2
1831	1
1835	2
1846	1
1855	2
1861	1
1863	3
1870	2
1871	5
1873	2
1879	2
1882	3
1887	1
1889	1
1891	2
1892	2
1893	8
1894	3
1895	1
1896	4
1897	3
1898	20
1899	11
1900	5
1901	4
1902	7
1903	18
1904	20
1905	10
1906	14
1907	8
1908	25
1909	20
1910	39
1911	104
1912	53
1913	20
1914	19
1915	46
1916	115
1917	246
1918	33
1919	23
1920	41
1921	63
1922	61
1923	91
1924	130
1925	75
1926	143
1927	335
1928	234
1929	405
1930	45
1931	522
1932	813
1933	358
1934	430
1935	266
1936	142
1937	468
1938	103
1939	418
1940	621
1941	260
1942	257
1943	165
1944	688
1945	212
1946	761
1947	295
1948	282
1949	789
1950	364
1951	175
1952	501
1953	288
1954	696
1955	381
1956	441
1957	1,118
1958	884
1959	464
1960	710
1961	1,481
1962	1,495
1963	439
1964	459
1965	1,045
1966	369
1967	565
1968	727
1969	499
1970	366
1971	585
1972	1,669
1973	397
1974	191
1975	492
1976	319
1977	907
1978	382
1979	1,016
1980	583
1981	734
1982	867
1983	816
1984	808
1985	1,384
1986	408
1987	468
1988	1,030
1989	930
1990	676
1991	1,980
1992	818
1993	887
1994	1,172
1995	2,030
1996	1,391
1997	869
1998	1,103
1999	952
2000	2,510
2001	700
2002	683
2003	537
2004	727
2005	769
2006	886
2007	1,315
2008	1,424
2009	818
2010	1,501
2011	621
2012	684
2013	646
2014	1,040
2015	1,496
2016	530
2017	808
2018	256
2019	418
2020	507
2021	441
2022	767
2023	544
2024	328
2025	1,485

Download the Data

Data for records on 1948-12-12: 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	196
50 to 100	6
100 to 150	4
150 to 200	1
200 to 250	2
250 to 300	0
300 to 350	1
350 to 400	1