Weather Records on 12 December 1974

191 weather records were set or tied worldwide on 12 December 1974. Highest significance: Mbarara, UG.

Key Facts for 12 December 1974

On 12 December 1974, 191 weather records were set or tied at long-record stations worldwide.
35 were record highs and 34 were record lows, counting maximum and minimum temperature.
By timescale, 0 were all-time records, 1 monthly and 190 daily.
Mbarara set a daily record precipitation of 38.9 mm (1.5 in) on 12 December 1974.
Across 153 earlier years (1796 to 2025) the same calendar date averaged 470 records.

Record Map

191 stations

191 station records on 12 December 1974 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 12 December 1974: highest significance records shown on the map
Station	Country	Type	Value	Significance
Mbarara	Uganda	Record daily precipitation	38.9 mm (1.5 in)	46 of 100 (Notable)
Bontfontein	South Africa	Record daily precipitation	78.0 mm (3.1 in)	45 of 100 (Notable)
Rietvallei	South Africa	Record daily precipitation	76.2 mm (3.0 in)	44 of 100 (Notable)
Montrose	Australia	Record daily precipitation	82.4 mm (3.2 in)	40 of 100 (Notable)
Zwartrandjes	South Africa	Record daily precipitation	39.0 mm (1.5 in)	38 of 100 (Notable)
Palmerville	Australia	Record daily precipitation	99.6 mm (3.9 in)	36 of 100 (Notable)
Mascote	Brazil	Record daily precipitation	81.1 mm (3.2 in)	35 of 100 (Notable)
Monroe	United States	Record snow depth	25.4 cm (10.0 in)	34 of 100 (Routine)
Como	Australia	Record daily precipitation	63.0 mm (2.5 in)	32 of 100 (Routine)
Kasane	Botswana	Record daily precipitation	74.0 mm (2.9 in)	30 of 100 (Routine)
Mayville	United States	Record daily snowfall	7.6 cm (3.0 in)	30 of 100 (Routine)
Pontiac Wwtp	United States	Record snow depth	15.2 cm (6.0 in)	29 of 100 (Routine)
Cape Leveque	Australia	Record daily precipitation	28.4 mm (1.1 in)	28 of 100 (Routine)
Warragul	Australia	Record daily precipitation	26.4 mm (1.0 in)	28 of 100 (Routine)
Madison	United States	Record daily precipitation	26.9 mm (1.1 in)	28 of 100 (Routine)
Lustre 4 NNW	United States	Record daily snowfall	5.1 cm (2.0 in)	27 of 100 (Routine)
Summit WSO AP	United States	Record snow depth	127.0 cm (50.0 in)	27 of 100 (Routine)
Luverne	United States	Record high maximum temperature	8.3 C (46.9 F)	26 of 100 (Routine)
Butte 5SE	United States	Record daily snowfall	5.1 cm (2.0 in)	24 of 100 (Routine)
Eveleigh Station	Australia	Record daily precipitation	34.0 mm (1.3 in)	23 of 100 (Routine)
Lake Margaret Dam	Australia	Record daily precipitation	37.4 mm (1.5 in)	23 of 100 (Routine)
Camargo (Smn)	Mexico	Record low minimum temperature	-8.3 C (17.1 F)	23 of 100 (Routine)
Turtle Lake	United States	Record daily snowfall	5.1 cm (2.0 in)	23 of 100 (Routine)
Cascadia	United States	Record high maximum temperature	15.0 C (59.0 F)	23 of 100 (Routine)
Karina	South Africa	Record daily precipitation	35.5 mm (1.4 in)	22 of 100 (Routine)
Pafuri	South Africa	Record daily precipitation	132.5 mm (5.2 in)	22 of 100 (Routine)
Bonnie Brae	Australia	Record daily precipitation	33.0 mm (1.3 in)	21 of 100 (Routine)
Mulege	Mexico	Record low minimum temperature	3.9 C (39.0 F)	21 of 100 (Routine)
Orskar_A	Sweden	Record daily precipitation	19.5 mm (0.8 in)	20 of 100 (Routine)
Weiser	United States	Record daily precipitation	20.3 mm (0.8 in)	20 of 100 (Routine)
Gavle	Sweden	Record daily precipitation	17.0 mm (0.7 in)	20 of 100 (Routine)
Barberton	Australia	Record daily precipitation	12.0 mm (0.5 in)	20 of 100 (Routine)
Stockholm	Sweden	Record daily precipitation	13.7 mm (0.5 in)	20 of 100 (Routine)
Tarwin Lower (Riverside)	Australia	Record daily precipitation	15.3 mm (0.6 in)	20 of 100 (Routine)
Horinsk	Russia	Record daily precipitation	7.1 mm (0.28 in)	20 of 100 (Routine)
Landsort	Sweden	Record daily precipitation	13.5 mm (0.5 in)	20 of 100 (Routine)
Camocim	Brazil	Record daily precipitation	5.8 mm (0.23 in)	20 of 100 (Routine)
Flahult	Sweden	Record daily precipitation	13.4 mm (0.5 in)	20 of 100 (Routine)
Finspang	Sweden	Record daily precipitation	9.6 mm (0.38 in)	20 of 100 (Routine)
Corunna Downs	Australia	Record daily precipitation	8.0 mm (0.31 in)	20 of 100 (Routine)
Yealering	Australia	Record daily precipitation	0.4 mm (0.02 in)	20 of 100 (Routine)
Lustre 4 NNW	United States	Record daily precipitation	2.8 mm (0.11 in)	20 of 100 (Routine)
Buntine East	Australia	Record daily precipitation	7.6 mm (0.30 in)	20 of 100 (Routine)
Pascoe Vale	Australia	Record daily precipitation	11.0 mm (0.4 in)	20 of 100 (Routine)
Wilburra Downs Station	Australia	Record daily precipitation	3.0 mm (0.12 in)	20 of 100 (Routine)
Wondai Post Office	Australia	Record daily precipitation	25.2 mm (1.0 in)	20 of 100 (Routine)
Santo Antonio (Pcd)	Brazil	Record daily precipitation	43.0 mm (1.7 in)	20 of 100 (Routine)
Acude General Sampaio	Brazil	Record daily precipitation	12.9 mm (0.5 in)	20 of 100 (Routine)
Eagle Bay	Canada	Record daily snowfall	10.9 cm (4.3 in)	20 of 100 (Routine)
Solingen-Hohenscheid	Germany	Record daily precipitation	20.2 mm (0.8 in)	20 of 100 (Routine)
Kr. Neckar-Odenwald Buchen	Germany	Record snow depth	10.0 cm (3.9 in)	20 of 100 (Routine)
San Juan de Los Llanos	Mexico	Record daily precipitation	1.3 mm (0.05 in)	20 of 100 (Routine)
Ica	Russia	Record low minimum temperature	-27.7 C (-17.9 F)	20 of 100 (Routine)
Elandspoort	South Africa	Record daily precipitation	20.0 mm (0.8 in)	20 of 100 (Routine)
Windsor	United States	Record daily snowfall	5.1 cm (2.0 in)	19 of 100 (Routine)
Timber Lake	United States	Record high minimum temperature	-2.2 C (28.0 F)	19 of 100 (Routine)
Mercedes	Uruguay	Record daily precipitation	44.0 mm (1.7 in)	19 of 100 (Routine)
Essendon Airport	Australia	Record daily precipitation	11.0 mm (0.4 in)	18 of 100 (Routine)
Ajojucar	Mexico	Record low maximum temperature	17.8 C (64.0 F)	18 of 100 (Routine)
Loreto (Dge)	Mexico	Record low minimum temperature	5.6 C (42.1 F)	17 of 100 (Routine)

Counts by Type and Timescale

191 records

Records set or tied on 12 December 1974 by type: Highest daily maximum 13, Lowest daily maximum 19, Highest daily minimum 22, Lowest daily minimum 15, Heaviest daily rainfall 95, Heaviest daily snowfall 20, Deepest snow cover 7.

Records on 12 December 1974 by type
Record type	Records
Highest daily maximum	13
Lowest daily maximum	19
Highest daily minimum	22
Lowest daily minimum	15
Heaviest daily rainfall	95
Heaviest daily snowfall	20
Deepest snow cover	7

Records on 12 December 1974 by timescale: all-time 0, monthly 1, daily 190.

How Much Records Were Beaten By

152 broken records

Margins by which the 152 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 460.0. Ties are not counted.

Top 20 by Significance

12 December 1974

Top 20 records on 12 December 1974 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
12 December 1974	Mbarara, UG	daily rain	38.9 mm (1.5 in)	23.7 mm (0.9 in)	48 years	46 of 100 (Notable)
12 December 1974	Bontfontein, ZA	daily rain	78.0 mm (3.1 in)	65.5 mm (2.6 in)	1 year	45 of 100 (Notable)
12 December 1974	Rietvallei, ZA	daily rain	76.2 mm (3.0 in)	38.4 mm (1.5 in)	40 years	44 of 100 (Notable)
12 December 1974	Montrose, AU	daily rain	82.4 mm (3.2 in)	39.0 mm (1.5 in)	20 years	40 of 100 (Notable)
12 December 1974	Zwartrandjes, ZA	daily rain	39.0 mm (1.5 in)	29.6 mm (1.2 in)	37 years	38 of 100 (Notable)
12 December 1974	Palmerville, AU	daily rain	99.6 mm (3.9 in)	39.1 mm (1.5 in)	24 years	36 of 100 (Notable)
12 December 1974	Mascote, BR	daily rain	81.1 mm (3.2 in)	48.9 mm (1.9 in)	5 years	35 of 100 (Notable)
12 December 1974	Monroe, US	daily snow depth	25.4 cm (10.0 in)	12.7 cm (5.0 in)	29 years	34 of 100 (Routine)
12 December 1974	Como, AU	daily rain	63.0 mm (2.5 in)	40.9 mm (1.6 in)	31 years	32 of 100 (Routine)
12 December 1974	Kasane, BW	daily rain	74.0 mm (2.9 in)	21.2 mm (0.8 in)	40 years	30 of 100 (Routine)
12 December 1974	Mayville, US	daily snowfall	7.6 cm (3.0 in)	2.5 cm (1.0 in)	49 years	30 of 100 (Routine)
12 December 1974	Pontiac Wwtp, US	daily snow depth	15.2 cm (6.0 in)	2.5 cm (1.0 in)	64 years	29 of 100 (Routine)
12 December 1974	Cape Leveque, AU	daily rain	28.4 mm (1.1 in)	24.6 mm (1.0 in)	44 years	28 of 100 (Routine)
12 December 1974	Warragul, AU	daily rain	26.4 mm (1.0 in)	2.5 mm (0.10 in)	63 years	28 of 100 (Routine)
12 December 1974	Madison, US	daily rain	26.9 mm (1.1 in)	5.6 mm (0.22 in)	57 years	28 of 100 (Routine)
12 December 1974	Lustre 4 NNW, US	daily snowfall	5.1 cm (2.0 in)	2.6 cm (1.0 in)	48 years	27 of 100 (Routine)
12 December 1974	Summit WSO AP, US	daily snow depth	127.0 cm (50.0 in)	2.5 cm (1.0 in)	68 years	27 of 100 (Routine)
12 December 1974	Luverne, US	daily high max	8.3 C (46.9 F)	1.6 C (2.9 F)	53 years	26 of 100 (Routine)
12 December 1974	Butte 5SE, US	daily snowfall	5.1 cm (2.0 in)	2.6 cm (1.0 in)	40 years	24 of 100 (Routine)
12 December 1974	Eveleigh Station, AU	daily rain	34.0 mm (1.3 in)	26.9 mm (1.1 in)	29 years	23 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 1974

Records set or tied on this calendar date in each year from 1796 to 1974. 1974 had 191 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 1974-12-12: 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 2026-10-16. Last revised 16 October 2026 (2026-10-16).

Margin	Records
0 to 100	150
100 to 200	1
200 to 300	0
300 to 400	0
400 to 500	1