Weather Records on 20 March 1970

912 weather records were set or tied worldwide on 20 March 1970. Highest significance: Wilsons Promontory Lighthouse, AU.

Key Facts for 20 March 1970

On 20 March 1970, 912 weather records were set or tied at long-record stations worldwide.
76 were record highs and 87 were record lows, counting maximum and minimum temperature.
By timescale, 4 were all-time records, 37 monthly and 871 daily.
Wilsons Promontory Lighthouse set a daily record precipitation of 67.6 mm (2.7 in) on 20 March 1970.
Across 166 earlier years (1808 to 2026) the same calendar date averaged 452 records.

Record Map

912 stations

912 station records on 20 March 1970 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 20 March 1970: highest significance records shown on the map
Station	Country	Type	Value	Significance
Wilsons Promontory Lighthouse	Australia	Record daily precipitation	67.6 mm (2.7 in)	75 of 100 (Major)
Macedon Forestry	Australia	Record daily precipitation	86.9 mm (3.4 in)	75 of 100 (Major)
Deal Island	Australia	Record daily precipitation	74.2 mm (2.9 in)	72 of 100 (Major)
Ashville 4 W	United States	Record daily precipitation	120.7 mm (4.8 in)	66 of 100 (Major)
Agnes River	Australia	Record daily precipitation	75.4 mm (3.0 in)	64 of 100 (Major)
Gorgas 2 ENE	United States	Record daily precipitation	248.2 mm (9.8 in)	64 of 100 (Major)
Foster (Post Office)	Australia	Record daily precipitation	78.2 mm (3.1 in)	62 of 100 (Major)
Toora	Australia	Record daily precipitation	86.9 mm (3.4 in)	60 of 100 (Major)
Mount Macedon (Burncranna)	Australia	Record daily precipitation	69.1 mm (2.7 in)	59 of 100 (Notable)
Morwell (Mail Centre)	Australia	Record daily precipitation	50.8 mm (2.0 in)	58 of 100 (Notable)
Mirboo North Water Board	Australia	Record daily precipitation	102.9 mm (4.1 in)	58 of 100 (Notable)
Mickleham	Australia	Record daily precipitation	55.1 mm (2.2 in)	57 of 100 (Notable)
Waranga Reservoir	Australia	Record daily precipitation	83.8 mm (3.3 in)	56 of 100 (Notable)
Fish Creek (Hoddle Range)	Australia	Record daily precipitation	103.1 mm (4.1 in)	56 of 100 (Notable)
Korumburra	Australia	Record daily precipitation	59.7 mm (2.4 in)	55 of 100 (Notable)
Fayette	United States	Record daily precipitation	203.2 mm (8.0 in)	55 of 100 (Notable)
Walbundrie (Crediton Street)	Australia	Record daily precipitation	46.5 mm (1.8 in)	54 of 100 (Notable)
Pascoe Vale	Australia	Record daily precipitation	53.1 mm (2.1 in)	54 of 100 (Notable)
Seymour Shire Depot	Australia	Record daily precipitation	66.5 mm (2.6 in)	54 of 100 (Notable)
Burketown Post Office	Australia	Record daily precipitation	142.5 mm (5.6 in)	53 of 100 (Notable)
Dutson	Australia	Record daily precipitation	47.0 mm (1.9 in)	53 of 100 (Notable)
Borroloola	Australia	Record daily precipitation	92.5 mm (3.6 in)	52 of 100 (Notable)
Maribyrnong Explosives Factory	Australia	Record daily precipitation	42.2 mm (1.7 in)	52 of 100 (Notable)
Sayre 5 NW	United States	Record daily precipitation	152.9 mm (6.0 in)	52 of 100 (Notable)
Oaklands Junction	Australia	Record daily precipitation	80.5 mm (3.2 in)	51 of 100 (Notable)
Buckland (Brockley)	Australia	Record daily precipitation	65.0 mm (2.6 in)	51 of 100 (Notable)
Magella	United States	Record daily precipitation	191.0 mm (7.5 in)	51 of 100 (Notable)
Loch	Australia	Record daily precipitation	47.5 mm (1.9 in)	50 of 100 (Notable)
Frankfort 2NE	United States	Record daily snowfall	22.9 cm (9.0 in)	50 of 100 (Notable)
Creightons Creek (Baronga (Cre	Australia	Record daily precipitation	78.7 mm (3.1 in)	49 of 100 (Notable)
Bairnsdale Post Office	Australia	Record daily precipitation	52.3 mm (2.1 in)	49 of 100 (Notable)
Moe Gippsland Water	Australia	Record daily precipitation	62.2 mm (2.4 in)	49 of 100 (Notable)
Essendon Airport	Australia	Record daily precipitation	67.6 mm (2.7 in)	49 of 100 (Notable)
Franklin	United States	Record daily precipitation	90.2 mm (3.6 in)	49 of 100 (Notable)
Aberdeen	United States	Record daily precipitation	115.6 mm (4.6 in)	49 of 100 (Notable)
Sparta	United States	Record daily snowfall	15.2 cm (6.0 in)	49 of 100 (Notable)
Preston Reservoir	Australia	Record daily precipitation	39.6 mm (1.6 in)	48 of 100 (Notable)
Pedro Alexandre (Voturuna)	Brazil	Record daily precipitation	75.2 mm (3.0 in)	48 of 100 (Notable)
Lloydminster	Canada	Record daily snowfall	14.7 cm (5.8 in)	48 of 100 (Notable)
La Grange 1N	United States	Record daily precipitation	88.9 mm (3.5 in)	48 of 100 (Notable)
San Jon	United States	Record daily snowfall	14.0 cm (5.5 in)	48 of 100 (Notable)
Putnam	United States	Record daily snowfall	12.7 cm (5.0 in)	48 of 100 (Notable)
Black Springs (Swatchfield)	Australia	Record daily precipitation	57.2 mm (2.3 in)	47 of 100 (Notable)
Dunolly	Australia	Record daily precipitation	31.8 mm (1.3 in)	47 of 100 (Notable)
Delegate River	Australia	Record daily precipitation	60.2 mm (2.4 in)	47 of 100 (Notable)
Winfield 2 SW	United States	Record daily precipitation	115.3 mm (4.5 in)	47 of 100 (Notable)
Colorado City	United States	Record daily snowfall	10.2 cm (4.0 in)	47 of 100 (Notable)
Goornong	Australia	Record daily precipitation	54.4 mm (2.1 in)	46 of 100 (Notable)
Clydebank	Australia	Record daily precipitation	51.1 mm (2.0 in)	46 of 100 (Notable)
Iron River	Canada	Record daily snowfall	24.1 cm (9.5 in)	46 of 100 (Notable)
Batesville	United States	Record daily precipitation	70.4 mm (2.8 in)	46 of 100 (Notable)
Croydon Township	Australia	Record daily precipitation	96.5 mm (3.8 in)	45 of 100 (Notable)
Murchison	Australia	Record daily precipitation	65.3 mm (2.6 in)	45 of 100 (Notable)
Giffard	Australia	Record daily precipitation	50.8 mm (2.0 in)	45 of 100 (Notable)
Epping	Australia	Record daily precipitation	62.2 mm (2.4 in)	45 of 100 (Notable)
Neereman	Australia	Record daily precipitation	39.1 mm (1.5 in)	45 of 100 (Notable)
Altastenberg	Germany	Record snow depth	195.0 cm (76.8 in)	45 of 100 (Notable)
Joyces Creek	Australia	Record daily precipitation	33.0 mm (1.3 in)	44 of 100 (Notable)
Rockley Post Office	Australia	Record daily precipitation	47.2 mm (1.9 in)	43 of 100 (Notable)
Mooroopna	Australia	Record daily precipitation	39.6 mm (1.6 in)	43 of 100 (Notable)

Counts by Type and Timescale

912 records

Records set or tied on 20 March 1970 by type: Highest daily maximum 31, Lowest daily maximum 57, Highest daily minimum 45, Lowest daily minimum 30, Heaviest daily rainfall 600, Heaviest daily snowfall 111, Deepest snow cover 38.

Records on 20 March 1970 by type
Record type	Records
Highest daily maximum	31
Lowest daily maximum	57
Highest daily minimum	45
Lowest daily minimum	30
Heaviest daily rainfall	600
Heaviest daily snowfall	111
Deepest snow cover	38

Records on 20 March 1970 by timescale: all-time 4, monthly 37, daily 871.

How Much Records Were Beaten By

821 broken records

Margins by which the 821 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 710.0. Ties are not counted.

Top 20 by Significance

20 March 1970

Top 20 records on 20 March 1970 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
20 March 1970	Wilsons Promontory Lighthouse, AU	daily rain	67.6 mm (2.7 in)	39.7 mm (1.6 in)	86 years	75 of 100 (Major)
20 March 1970	Macedon Forestry, AU	daily rain	86.9 mm (3.4 in)	54.6 mm (2.1 in)	86 years	75 of 100 (Major)
20 March 1970	Deal Island, AU	daily rain	74.2 mm (2.9 in)	44.0 mm (1.7 in)	79 years	72 of 100 (Major)
20 March 1970	Ashville 4 W, US	daily rain	120.7 mm (4.8 in)	78.8 mm (3.1 in)	64 years	66 of 100 (Major)
20 March 1970	Agnes River, AU	daily rain	75.4 mm (3.0 in)	65.0 mm (2.6 in)	59 years	64 of 100 (Major)
20 March 1970	Gorgas 2 ENE, US	all-time rain	248.2 mm (9.8 in)	82.8 mm (3.3 in)	3 years	64 of 100 (Major)
20 March 1970	Foster (Post Office), AU	daily rain	78.2 mm (3.1 in)	45.2 mm (1.8 in)	48 years	62 of 100 (Major)
20 March 1970	Toora, AU	daily rain	86.9 mm (3.4 in)	57.7 mm (2.3 in)	48 years	60 of 100 (Major)
20 March 1970	Mount Macedon (Burncranna), AU	daily rain	69.1 mm (2.7 in)	47.3 mm (1.9 in)	49 years	59 of 100 (Notable)
20 March 1970	Morwell (Mail Centre), AU	daily rain	50.8 mm (2.0 in)	32.0 mm (1.3 in)	69 years	58 of 100 (Notable)
20 March 1970	Mirboo North Water Board, AU	all-time rain	102.9 mm (4.1 in)	30.0 mm (1.2 in)	17 years	58 of 100 (Notable)
20 March 1970	Mickleham, AU	daily rain	55.1 mm (2.2 in)	44.4 mm (1.7 in)	39 years	57 of 100 (Notable)
20 March 1970	Waranga Reservoir, AU	daily rain	83.8 mm (3.3 in)	55.9 mm (2.2 in)	39 years	56 of 100 (Notable)
20 March 1970	Fish Creek (Hoddle Range), AU	monthly rain	103.1 mm (4.1 in)	26.1 mm (1.0 in)	51 years	56 of 100 (Notable)
20 March 1970	Korumburra, AU	daily rain	59.7 mm (2.4 in)	34.0 mm (1.3 in)	48 years	55 of 100 (Notable)
20 March 1970	Fayette, US	all-time rain	203.2 mm (8.0 in)	47.2 mm (1.9 in)	20 years	55 of 100 (Notable)
20 March 1970	Walbundrie (Crediton Street), AU	daily rain	46.5 mm (1.8 in)	24.7 mm (1.0 in)	82 years	54 of 100 (Notable)
20 March 1970	Pascoe Vale, AU	daily rain	53.1 mm (2.1 in)	43.4 mm (1.7 in)	28 years	54 of 100 (Notable)
20 March 1970	Seymour Shire Depot, AU	daily rain	66.5 mm (2.6 in)	27.4 mm (1.1 in)	70 years	54 of 100 (Notable)
20 March 1970	Burketown Post Office, AU	daily rain	142.5 mm (5.6 in)	97.3 mm (3.8 in)	65 years	53 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

1808 to 1970

Records set or tied on this calendar date in each year from 1808 to 1970. 1970 had 912 records.

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

Records on 03-20 in each year
Year	Records
1808	3
1818	1
1822	2
1830	1
1834	1
1838	1
1845	1
1849	3
1850	1
1852	1
1853	1
1858	1
1862	1
1865	11
1866	1
1870	1
1872	2
1873	1
1874	2
1875	2
1876	2
1879	2
1881	2
1882	2
1883	1
1884	2
1885	3
1886	2
1887	3
1888	5
1889	5
1890	1
1892	1
1893	2
1894	5
1895	2
1896	5
1897	2
1898	5
1899	9
1900	8
1901	6
1902	13
1903	34
1904	12
1905	6
1906	16
1907	17
1908	4
1909	6
1910	20
1911	35
1912	12
1913	42
1914	51
1915	22
1916	46
1917	49
1918	40
1919	31
1920	52
1921	93
1922	49
1923	275
1924	76
1925	121
1926	103
1927	298
1928	258
1929	56
1930	86
1931	492
1932	117
1933	354
1934	243
1935	408
1936	245
1937	220
1938	394
1939	240
1940	486
1941	390
1942	325
1943	378
1944	611
1945	636
1946	435
1947	299
1948	697
1949	352
1950	367
1951	788
1952	589
1953	350
1954	303
1955	719
1956	527
1957	516
1958	467
1959	293
1960	594
1961	332
1962	363
1963	447
1964	525
1965	2,020
1966	367
1967	784
1968	819
1969	374
1970	912
1971	377
1972	635
1973	422
1974	755
1975	932
1976	989
1977	352
1978	863
1979	712
1980	458
1981	712
1982	1,189
1983	1,179
1984	775
1985	636
1986	666
1987	867
1988	1,044
1989	793
1990	1,496
1991	1,205
1992	654
1993	1,014
1994	1,040
1995	857
1996	1,147
1997	1,801
1998	963
1999	793
2000	894
2001	1,048
2002	1,698
2003	1,166
2004	1,701
2005	602
2006	1,353
2007	1,053
2008	993
2009	445
2010	1,264
2011	1,003
2012	3,051
2013	762
2014	800
2015	521
2016	450
2017	1,331
2018	587
2019	530
2020	1,006
2021	487
2022	667
2023	975
2024	520
2025	848
2026	3,126

Download the Data

Data for records on 1970-03-20: 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 2026-10-16. Last revised 16 October 2026 (2026-10-16).

Margin	Records
0 to 100	803
100 to 200	13
200 to 300	3
300 to 400	0
400 to 500	1
500 to 600	0
600 to 700	0
700 to 800	1