Weather Records on 12 March 1975

540 weather records were set or tied worldwide on 12 March 1975. Highest significance: Cathcart (Old Post Office), AU.

Key Facts for 12 March 1975

On 12 March 1975, 540 weather records were set or tied at long-record stations worldwide.
102 were record highs and 51 were record lows, counting maximum and minimum temperature.
By timescale, 2 were all-time records, 22 monthly and 516 daily.
Cathcart (Old Post Office) set a monthly record daily precipitation of 149.0 mm (5.9 in) on 12 March 1975.
Across 158 earlier years (1810 to 2026) the same calendar date averaged 495 records.

Record Map

540 stations

540 station records on 12 March 1975 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 12 March 1975: highest significance records shown on the map
Station	Country	Type	Value	Significance
Cathcart (Old Post Office)	Australia	Record daily precipitation	149.0 mm (5.9 in)	76 of 100 (Major)
Bemboka Post Office	Australia	Record daily precipitation	167.0 mm (6.6 in)	72 of 100 (Major)
Bodalla Post Office	Australia	Record daily precipitation	174.0 mm (6.9 in)	71 of 100 (Major)
Jerome	United States	Record daily precipitation	81.5 mm (3.2 in)	71 of 100 (Major)
Bega (Newtown Road)	Australia	Record daily precipitation	166.0 mm (6.5 in)	69 of 100 (Major)
Rocky Hall Post Office	Australia	Record daily precipitation	139.0 mm (5.5 in)	68 of 100 (Major)
Wyndham Post Office	Australia	Record daily precipitation	126.2 mm (5.0 in)	68 of 100 (Major)
Clarksville Wwtp	United States	Record daily precipitation	154.4 mm (6.1 in)	67 of 100 (Major)
Cathcart (Mount Darragh)	Australia	Record daily precipitation	193.0 mm (7.6 in)	66 of 100 (Major)
Dickson	United States	Record daily precipitation	152.9 mm (6.0 in)	66 of 100 (Major)
Rolla Missouri S&T	United States	Record daily precipitation	60.2 mm (2.4 in)	64 of 100 (Major)
Cobargo Post Office	Australia	Record daily precipitation	332.0 mm (13.1 in)	62 of 100 (Major)
Lebanon 2W	United States	Record daily precipitation	67.3 mm (2.6 in)	59 of 100 (Notable)
Osceola	United States	Record daily precipitation	99.8 mm (3.9 in)	58 of 100 (Notable)
Candelo Post Office	Australia	Record daily precipitation	164.2 mm (6.5 in)	55 of 100 (Notable)
Bombala (Therry Street)	Australia	Record daily precipitation	86.2 mm (3.4 in)	55 of 100 (Notable)
Bukalong Station	Australia	Record daily precipitation	61.6 mm (2.4 in)	53 of 100 (Notable)
Russellville	United States	Record daily precipitation	101.6 mm (4.0 in)	51 of 100 (Notable)
Xenia 6 SSE	United States	Record daily precipitation	45.2 mm (1.8 in)	51 of 100 (Notable)
Nalbaugh State Forest	Australia	Record daily precipitation	90.0 mm (3.5 in)	50 of 100 (Notable)
Red Rvr	United States	Record snow depth	127.0 cm (50.0 in)	50 of 100 (Notable)
Samburg Wr	United States	Record daily precipitation	80.8 mm (3.2 in)	50 of 100 (Notable)
Kookabookra	Australia	Record daily precipitation	29.2 mm (1.1 in)	49 of 100 (Notable)
Wapengo Lake Road	Australia	Record daily precipitation	157.0 mm (6.2 in)	49 of 100 (Notable)
Bredbo (Bredbo Station)	Australia	Record daily precipitation	26.4 mm (1.0 in)	48 of 100 (Notable)
Bowling Green Warren Co AP	United States	Record daily precipitation	150.6 mm (5.9 in)	48 of 100 (Notable)
Grand Lac Victoria	Canada	Record daily snowfall	25.4 cm (10.0 in)	47 of 100 (Notable)
Crane Nsa	United States	Record daily precipitation	71.1 mm (2.8 in)	47 of 100 (Notable)
Welverdiend (Pol)	South Africa	Record daily precipitation	30.5 mm (1.2 in)	46 of 100 (Notable)
Pine Bluff	United States	Record daily precipitation	93.7 mm (3.7 in)	46 of 100 (Notable)
Mammoth Cave	United States	Record daily precipitation	93.5 mm (3.7 in)	46 of 100 (Notable)
Martin U of T Branch Exp STN	United States	Record daily precipitation	101.6 mm (4.0 in)	46 of 100 (Notable)
Bermagui South (Young Street)	Australia	Record daily precipitation	147.6 mm (5.8 in)	45 of 100 (Notable)
Kalkpoort	South Africa	Record daily precipitation	72.5 mm (2.9 in)	45 of 100 (Notable)
Delegate (Weewalla)	Australia	Record daily precipitation	51.6 mm (2.0 in)	44 of 100 (Notable)
North Lake	United States	Record daily snowfall	45.7 cm (18.0 in)	44 of 100 (Notable)
Moruya Heads Pilot Station	Australia	Record daily precipitation	125.6 mm (4.9 in)	43 of 100 (Notable)
Bombala (Cambalong)	Australia	Record daily precipitation	48.0 mm (1.9 in)	43 of 100 (Notable)
Marianna 2 S	United States	Record daily precipitation	151.9 mm (6.0 in)	43 of 100 (Notable)
Ouray	United States	Record daily precipitation	25.7 mm (1.0 in)	43 of 100 (Notable)
Edwardsport Pwr Plt	United States	Record daily precipitation	59.7 mm (2.4 in)	43 of 100 (Notable)
Edmonton 3 W	United States	Record daily precipitation	101.6 mm (4.0 in)	43 of 100 (Notable)
Hamilton Fairfield	United States	Record daily precipitation	48.3 mm (1.9 in)	43 of 100 (Notable)
Grand Lac Victoria	Canada	Record daily precipitation	25.4 mm (1.0 in)	42 of 100 (Notable)
Caruthersville	United States	Record daily precipitation	88.4 mm (3.5 in)	41 of 100 (Notable)
Union City	United States	Record daily precipitation	134.6 mm (5.3 in)	41 of 100 (Notable)
Cooktown Post Office	Australia	Record daily precipitation	151.2 mm (6.0 in)	40 of 100 (Notable)
Clarke City	Canada	Record daily snowfall	15.7 cm (6.2 in)	40 of 100 (Notable)
Galena	United States	Record daily precipitation	73.7 mm (2.9 in)	40 of 100 (Notable)
Tahlequah	United States	Record daily precipitation	96.0 mm (3.8 in)	40 of 100 (Notable)
Springfield Exp STN	United States	Record daily precipitation	108.7 mm (4.3 in)	39 of 100 (Notable)
Delegate Station	Australia	Record daily precipitation	37.0 mm (1.5 in)	38 of 100 (Notable)
Craigie (Bondi Forest Lodge)	Australia	Record daily precipitation	51.0 mm (2.0 in)	38 of 100 (Notable)
New Hampton	United States	Record daily snowfall	10.2 cm (4.0 in)	37 of 100 (Notable)
Waynesville 2 W	United States	Record daily precipitation	65.5 mm (2.6 in)	37 of 100 (Notable)
Narooma Rvcp	Australia	Record daily precipitation	103.4 mm (4.1 in)	36 of 100 (Notable)
Paoli	United States	Record daily precipitation	36.8 mm (1.4 in)	36 of 100 (Notable)
Murray	United States	Record daily precipitation	165.1 mm (6.5 in)	36 of 100 (Notable)
Mimbres 4NNW	United States	Record daily snowfall	17.8 cm (7.0 in)	36 of 100 (Notable)
Allardt	United States	Record daily precipitation	86.9 mm (3.4 in)	36 of 100 (Notable)

Counts by Type and Timescale

540 records

Records set or tied on 12 March 1975 by type: Highest daily maximum 32, Lowest daily maximum 37, Highest daily minimum 70, Lowest daily minimum 14, Heaviest daily rainfall 300, Heaviest daily snowfall 73, Deepest snow cover 14.

Records on 12 March 1975 by type
Record type	Records
Highest daily maximum	32
Lowest daily maximum	37
Highest daily minimum	70
Lowest daily minimum	14
Heaviest daily rainfall	300
Heaviest daily snowfall	73
Deepest snow cover	14

Records on 12 March 1975 by timescale: all-time 2, monthly 22, daily 516.

How Much Records Were Beaten By

442 broken records

Margins by which the 442 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 584.0. Ties are not counted.

Top 20 by Significance

12 March 1975

Top 20 records on 12 March 1975 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
12 March 1975	Cathcart (Old Post Office), AU	monthly rain	149.0 mm (5.9 in)	54.8 mm (2.2 in)	63 years	76 of 100 (Major)
12 March 1975	Bemboka Post Office, AU	daily rain	167.0 mm (6.6 in)	143.6 mm (5.7 in)	80 years	72 of 100 (Major)
12 March 1975	Bodalla Post Office, AU	daily rain	174.0 mm (6.9 in)	77.0 mm (3.0 in)	84 years	71 of 100 (Major)
12 March 1975	Jerome, US	daily rain	81.5 mm (3.2 in)	47.7 mm (1.9 in)	77 years	71 of 100 (Major)
12 March 1975	Bega (Newtown Road), AU	daily rain	166.0 mm (6.5 in)	141.4 mm (5.6 in)	68 years	69 of 100 (Major)
12 March 1975	Rocky Hall Post Office, AU	monthly rain	139.0 mm (5.5 in)	46.8 mm (1.8 in)	46 years	68 of 100 (Major)
12 March 1975	Wyndham Post Office, AU	daily rain	126.2 mm (5.0 in)	84.0 mm (3.3 in)	68 years	68 of 100 (Major)
12 March 1975	Clarksville Wwtp, US	monthly rain	154.4 mm (6.1 in)	41.1 mm (1.6 in)	61 years	67 of 100 (Major)
12 March 1975	Cathcart (Mount Darragh), AU	monthly rain	193.0 mm (7.6 in)	85.3 mm (3.4 in)	37 years	66 of 100 (Major)
12 March 1975	Dickson, US	monthly rain	152.9 mm (6.0 in)	47.5 mm (1.9 in)	61 years	66 of 100 (Major)
12 March 1975	Rolla Missouri S&T, US	daily rain	60.2 mm (2.4 in)	36.3 mm (1.4 in)	76 years	64 of 100 (Major)
12 March 1975	Cobargo Post Office, AU	monthly rain	332.0 mm (13.1 in)	178.1 mm (7.0 in)	14 years	62 of 100 (Major)
12 March 1975	Lebanon 2W, US	daily rain	67.3 mm (2.6 in)	41.1 mm (1.6 in)	54 years	59 of 100 (Notable)
12 March 1975	Osceola, US	daily rain	99.8 mm (3.9 in)	61.7 mm (2.4 in)	45 years	58 of 100 (Notable)
12 March 1975	Candelo Post Office, AU	monthly rain	164.2 mm (6.5 in)	24.5 mm (1.0 in)	82 years	55 of 100 (Notable)
12 March 1975	Bombala (Therry Street), AU	monthly rain	86.2 mm (3.4 in)	16.6 mm (0.7 in)	69 years	55 of 100 (Notable)
12 March 1975	Bukalong Station, AU	daily rain	61.6 mm (2.4 in)	25.5 mm (1.0 in)	68 years	53 of 100 (Notable)
12 March 1975	Russellville, US	daily rain	101.6 mm (4.0 in)	63.0 mm (2.5 in)	12 years	51 of 100 (Notable)
12 March 1975	Xenia 6 SSE, US	daily rain	45.2 mm (1.8 in)	32.5 mm (1.3 in)	36 years	51 of 100 (Notable)
12 March 1975	Nalbaugh State Forest, AU	daily rain	90.0 mm (3.5 in)	72.2 mm (2.8 in)	25 years	50 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

1810 to 1975

Records set or tied on this calendar date in each year from 1810 to 1975. 1975 had 540 records.

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

Records on 03-12 in each year
Year	Records
1810	2
1822	2
1845	2
1847	2
1849	1
1854	1
1855	1
1857	1
1859	1
1860	2
1861	1
1862	1
1867	1
1878	1
1879	1
1881	2
1882	1
1883	3
1884	3
1885	1
1886	6
1887	1
1888	4
1890	5
1891	5
1892	1
1893	1
1894	2
1895	3
1896	2
1897	4
1899	2
1900	4
1901	3
1902	14
1903	8
1904	7
1905	12
1906	34
1907	9
1908	11
1909	26
1910	23
1911	15
1912	7
1913	19
1914	89
1915	17
1916	27
1917	54
1918	96
1919	50
1920	42
1921	59
1922	29
1923	165
1924	168
1925	127
1926	128
1927	399
1928	204
1929	324
1930	210
1931	159
1932	589
1933	290
1934	639
1935	330
1936	399
1937	189
1938	293
1939	525
1940	588
1941	215
1942	239
1943	194
1944	448
1945	241
1946	532
1947	727
1948	1,510
1949	544
1950	841
1951	475
1952	433
1953	298
1954	603
1955	613
1956	1,159
1957	371
1958	611
1959	513
1960	891
1961	432
1962	846
1963	669
1964	285
1965	422
1966	384
1967	1,135
1968	931
1969	1,254
1970	391
1971	481
1972	1,215
1973	890
1974	784
1975	540
1976	657
1977	1,834
1978	554
1979	606
1980	601
1981	1,112
1982	860
1983	1,057
1984	1,235
1985	886
1986	658
1987	728
1988	918
1989	1,402
1990	2,905
1991	607
1992	1,423
1993	931
1994	619
1995	1,067
1996	1,030
1997	990
1998	2,483
1999	636
2000	715
2001	1,392
2002	935
2003	703
2004	649
2005	1,020
2006	2,121
2007	1,652
2008	684
2009	1,148
2010	791
2011	494
2012	981
2013	874
2014	645
2015	793
2016	809
2017	702
2018	609
2019	865
2020	762
2021	659
2022	1,144
2023	877
2024	527
2025	615
2026	1,212

Download the Data

Data for records on 1975-03-12: 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	431
100 to 200	8
200 to 300	1
300 to 400	1
400 to 500	0
500 to 600	1